Blood bag return valve manufacturing machineTechnical Field
The present invention relates to blood bag processing equipment, and more particularly, to a blood bag return valve manufacturing machine.
Background
The blood bag is generally used for collecting blood, and platelets and blood cells with certain purity can be obtained by adopting a plurality of gradient centrifugation methods by using the blood bag.
The common blood bag consists of a bag body, a round tube, a break valve and a reflux valve combination; when the existing reflux valve is produced, semi-mechanization is generally adopted, a worker is required to operate the reflux valve processing equipment, and two film materials, tearing pieces and circular tubes of the two main bodies forming the reflux valve are combined together, so that the reflux valve is manufactured; therefore, the machining efficiency of the reflux valve is lower, the precision of the working personnel in the operation process is not high, and the yield is lower.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a blood bag reflux valve manufacturing machine with high production and processing efficiency and high yield.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a blood bag return valve manufacturing machine, includes the first material feeding unit that is used for two body membrane materials to transmit, is used for tearing the transmission of piece membrane material and cuts into a plurality of second material feeding unit that tear the piece, is used for the pipe device that goes up between two membrane materials with the pipe transmission of return valve, is used for the first fusion welding device that will tear the piece fusion welding to one body membrane material, is used for the second fusion welding device that will return valve fusion welding fashioned and is used for removing two body membrane materials to the drawing membrane device of corresponding station.
Further, the second feeding device comprises a pulling mechanism for pulling and fixing the tearing sheet film and a cutting transmission mechanism for cutting and transmitting the tearing sheet film to the first fusion welding device, the pulling mechanism comprises a positioning table, a pressing piece and a pulling piece, the tearing sheet film on the second feeding device extends to pass through the pressing piece and is placed on the positioning table, the pressing piece is used for pressing and positioning the tearing sheet film, the pulling piece pulls the tearing sheet film by the pressing piece and passes through the cutting transmission mechanism, the cutting transmission mechanism comprises a cutting piece and a transmission piece, the cutting piece comprises a first driving piece and a cutting head, a plurality of cutting blades are arranged on the cutting head, a plurality of cutting holes are formed in the positioning table, the first driving piece drives the plurality of cutting blades to pass through the plurality of cutting holes, the transmission piece comprises a fixing frame, a sliding table which is in sliding connection with the fixing frame, a supporting frame which is in sliding connection with the sliding table, a plurality of adsorption heads which are placed on the supporting frame, a second driving piece which drives the sliding table to move, and a third driving piece which drives the supporting frame to move, and the sliding table drives the adsorption heads to move towards the direction of the first fusion welding device.
Further, the pulling piece comprises a sliding rail, a sliding seat, a pulling head, a fourth driving piece and a fifth driving piece, wherein the sliding seat is in sliding connection with the sliding rail, the pulling head is hinged with the sliding seat, the fourth driving piece is used for driving the sliding seat to move, the fifth driving piece is used for driving the pulling head to rotate, and the sliding seat moves towards the direction of the pressing piece, and the pulling head rotates towards the direction of the positioning table and is matched with the positioning table.
Further, the first fusion welding device comprises a blank holder, a first upper fusion welding die and a first lower fusion welding die, the first upper fusion welding die and the first lower fusion welding die are matched to fuse the tearing piece and the body film together, the blank holder tightly presses the tearing piece on the body film, the blank holder comprises a blank holder, a blank pressing sliding seat in sliding connection with the blank holder, a blank pressing head movably connected with the blank pressing sliding seat, a sixth driving piece for driving the blank pressing sliding seat to move up and down, and a seventh driving piece for driving the blank pressing head to move horizontally, and the blank pressing head is used for tightly pressing the tearing piece on the body film.
Further, the second welding device comprises a second upper welding mould and a second lower welding mould which are relatively moved and used for welding the two body films and welding the reflow valve to be molded.
Further, the pipe feeding device comprises a vibrating disc, a material guiding rail and a pipe feeding mechanism, the pipe feeding mechanism comprises a rotary disc, a guide seat fixed on the rotary disc, an upper pipe seat connected with the rotary disc in a sliding mode, and a plug post fixed on the upper pipe seat, wherein the plug post penetrates through the guide seat and is connected with the guide seat in a sliding mode, the rotary disc rotates and drives the plug post to pass through the material guiding rail and the second fusion welding device, the plug post corresponds to the material guiding rail, the plug post stretches into the position between the second upper fusion welding die and the second lower fusion welding die, and the upper pipe seat drives the plug post to stretch out and retract into the guide seat.
Further, the film pulling device comprises a film pulling support, a front film pulling manipulator, a rear film pulling mechanism and a guiding mechanism, wherein the front film pulling manipulator and the rear film pulling mechanism slide on the film pulling support, the guiding mechanism comprises a plurality of guiding pieces, a guiding seat for guiding a film material is arranged on the second lower fusion welding die, the guiding seat comprises a guiding groove, the guiding pieces are arranged on a film material conveying path, and the guiding pieces comprise guiding channels for guiding the film material; the front film pulling manipulator slides between the guide seat and the rear film pulling mechanism, the rear film pulling mechanism comprises a grid plate fixed on a film pulling support, a film pulling sliding frame connected with the film pulling support in a sliding mode, a film pressing piece arranged on the film pulling sliding frame and a clamping seat fixed on the film pulling sliding frame, the film pressing piece comprises an eighth driving piece fixed on the film pulling sliding frame and a film pressing head connected with the eighth driving piece and matched with the clamping seat, and the film pulling sliding frame slides back and forth on the film pulling support.
Further, the first feeding device comprises two feeding wheels and two tension adjusting mechanisms, the two feeding wheels and the two tension adjusting mechanisms are in one-to-one correspondence, one body film material is pulled out from one feeding wheel and extends to the first fusion welding device after passing through one tension adjusting mechanism, and the other body film material extends to the second fusion welding device after passing through the other feeding wheel and passing through the other tension adjusting mechanism.
Further, the second feeding device comprises a feeding wheel and a traction mechanism, and the tearing sheet film material is pulled out from the feeding wheel and extends to the cutting transmission mechanism through the traction mechanism.
Further, the film pulling device further comprises a positioning mechanism, the positioning mechanism is composed of a plurality of positioning pieces which are arranged on the film material transmission path, each positioning piece is composed of a positioning frame, a ninth driving piece which is fixed on the positioning frame and a positioning head which is connected with the ninth driving piece, the positioning frame and the positioning head form a positioning channel through which the film material passes, a positioning seat is arranged on the positioning frame, and the positioning head moves towards the positioning seat.
By adopting the technical scheme, the invention has the beneficial effects that:
1. the processing of the blood bag reflux valve is fully automatic, and a worker does not need to carry out processing operation, so that the processing efficiency of the reflux valve is greatly improved, and meanwhile, the processing yield of the reflux valve is greatly improved;
2. after two body membrane materials and one tear piece membrane material pass through first material feeding unit and second material feeding unit pay-off respectively, tear piece membrane material and separate into the tear piece through second material feeding membrane material cutting, then one body membrane material and tear the piece and weld together through first fusion welding device, the rethread goes up between the pipe device passes into two body membrane materials with the pipe, two last body membrane materials are the return valve through second fusion welding device fusion welding shaping, and draw the membrane device to carry out the transmission for the work transmission of membrane material, set up like this for the processing manufacturing efficiency of return valve is higher, more convenient.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a front view of an embodiment of the present invention;
FIG. 3 is a schematic top view of an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the portion A;
FIG. 5 is a schematic diagram of a transport mechanism;
FIG. 6 is a schematic structural view of a pulling mechanism;
FIG. 7 is a schematic view of the structure of the upper tube apparatus;
FIG. 8 is a schematic view of a structure of a second welding device;
fig. 9 is an enlarged schematic view of the portion B;
reference numerals:
a first feeding device 1, a feeding wheel 11 and a tension adjusting mechanism 12;
the second feeding device 2, the feeding wheel 21, the traction mechanism 22, the pulling mechanism 23, the sliding rail 233a, the sliding seat 233b, the pulling head 233c, the fourth driving piece 233d, the fifth driving piece 233e, the positioning table 231, the pressing piece 232, the pulling piece 233, the cutting transmission mechanism 24, the cutting piece 241, the first driving piece 241a, the cutting head 241b, the transmission piece 242, the fixing frame 242a, the sliding table 242b, the supporting frame 242c, the adsorbing head 242d, the second driving piece 242e, the third driving piece 242f, and the cutting hole 201;
the first fusion welding device 3, the blank holder 31a, the blank holder slide 31b, the blank holder 31c, the sixth driving piece 31d, the seventh driving piece 31e, the first upper fusion welding mold 32 and the first lower fusion welding mold 33;
the upper pipe device 4, the vibration disc 41, the material guide rail 42, the upper pipe mechanism 43, the rotary table 431, the guide seat 432, the upper pipe seat 433 and the inserting column 434;
a second welding device 5, a second upper welding mold 51, a second lower welding mold 52;
the film drawing device 6, the film drawing support 61, the front film drawing manipulator 62, the rear film drawing mechanism 63, the grid plate 631, the film drawing carriage 632, the film pressing member 633, the eighth driving member 633a, the film pressing head 633b, the clamping holder 634, the guide holder 64, the positioning member 65, the positioning frame 651, the ninth driving member 652, the positioning head 653, and the positioning holder 654.
Detailed Description
Embodiments of the present invention will be further described with reference to fig. 1 to 9.
Specific embodiments of the invention:
the blood bag reflux valve manufacturing machine comprises a first feeding device 1 for conveying two body films, a second feeding device 2 for conveying and cutting the film into a plurality of tearing pieces, an upper pipe device 4 for conveying a circular pipe of a reflux valve between the two films, a first fusion welding device 3 for fusion welding the tearing pieces onto one body film, a second fusion welding device 5 for fusion welding and forming the reflux valve and a film pulling device 6 for moving the two body films to corresponding stations.
Working principle: two body membrane materials are transmitted to a first fusion welding device 3 through a first feeding device 1, a tearing piece membrane material is transmitted and cut through a second feeding device 2 to form a plurality of tearing pieces, the tearing pieces are transmitted to the first fusion welding device 3 and are overlapped with one body membrane material, the first fusion welding device 3 positions one membrane material and the tearing pieces and fusion welds the two together, then fusion welding is carried out on the body membrane material of the tearing piece and the other body membrane material through a membrane pulling device 6 to a second fusion welding device 5, the second fusion welding device 5 fusion welds the two membrane materials to enable a backflow valve to be formed, and finally the formed backflow valve is pulled to a blanking frame through the membrane pulling device 6.
Regarding the first feeding device 1:
the first feeding device 1 comprises two feeding wheels 11 and two tension adjusting mechanisms 12, the two feeding wheels 11 and the two tension adjusting mechanisms 12 are in one-to-one correspondence, one body film material is pulled out from one feeding wheel 11 and extends to the first fusion welding device 3 after passing through one tension adjusting mechanism 12, and the other body film material extends to the second fusion welding device 5 after passing through the other feeding wheel 11 and passing through the other tension adjusting mechanism 12.
Every body membrane material is by placing the rotation on the feed wheel 11 and is put the material, adjusts its tension through tension adjustment mechanism 12 again, and one body membrane material transmission realizes the fusion welding with tearing the piece to first fusion welding device 3, and another body membrane material transmission is to second fusion welding device 5, and two body membrane materials last carry out fusion welding shaping in second fusion welding device 5 department.
Regarding the second feeding device 2:
the second feeding device 2 comprises a feeding wheel 21, a traction mechanism 22, a pulling mechanism 23 for pulling and fixing the tear film and a cutting transmission mechanism 24 for cutting and transmitting the tear film to the first fusion welding device 3, the tear film is pulled out from the feeding wheel 21 and extends to the cutting transmission mechanism 24 through the traction mechanism 22, the pulling mechanism 23 comprises a positioning table 231, a pressing piece 232 and a pulling piece 233, the tear film on the second feeding device 2 extends to pass through the pressing piece 232 and is arranged on the positioning table 231, the pressing piece 232 is used for pressing and positioning the tear film, the pulling piece 233 pulls the tear film from the pressing piece 232 and passes through the cutting transmission mechanism 24, the cutting transmission mechanism 24 comprises a cutting piece 241 and a transmission piece 242, the cutting piece 241 comprises a first driving piece 241a and a cutting head 241b, a plurality of cutting blades are arranged on the cutting head 241b, a plurality of cutting holes 201 are formed in the positioning table 231, the first driving piece 241a drives the cutting blades to pass through the plurality of cutting holes 201, the transmission piece 242 comprises a fixing frame 242a, a sliding table 242b connected with the fixing frame 242a in a sliding manner, a sliding table 242c connected with the sliding table 242b and a sliding table 242c arranged on a sliding table 242d of a third driving device, and a sliding table 242d is arranged in the moving direction of the sliding table 242d and is arranged on the sliding table 242 d; the pulling member 233 includes a sliding rail 233a, a sliding seat 233b slidably connected to the sliding rail 233a, a pulling head 233c hinged to the sliding seat 233b, a fourth driving member 233d driving the sliding seat 233b to move, and a fifth driving member 233e driving the pulling head 233c to rotate, wherein the sliding seat 233b moves in the direction of the pressing member 232, and the pulling head 233c rotates in the direction of the positioning table 231 and cooperates with the positioning table 231.
The tearing sheet film is discharged through the feeding wheel 21, the pulling mechanism 22 pulls the tearing sheet film and extends to the positioning table 231, the pulling piece 233 pulls the tearing sheet film to the positioning table 231, then the cutting piece 241 starts to cut the tearing sheet film on the positioning table 231 into a plurality of tearing sheets, the pressing piece 232 presses the tearing sheet film at the other end of the cutting piece 241 when the tearing sheet film is cut, and finally the transmission piece 242 starts to transmit the plurality of tearing sheets after cutting to the first fusion welding device 3, and the tearing sheets and the body film are fused together through the first fusion welding device 3;
when the pulling piece 233 pulls the tear film, the fourth driving piece 233d makes the sliding seat 233b slide on the sliding rail 233a towards the direction of the pressing piece 232 until the pulling head 233c is arranged above the end part of the tear film, then the fifth driving piece 233e makes the pulling head 233c rotate towards the direction of the tear film until the pulling head 233c presses the tear film, then the fourth driving piece 233d drives the sliding seat 233b to reset, namely the sliding seat 233b drives the pulling head 233c to slide back to the initial position, at this time, the tear film is pulled and laid on the positioning table 231, and the pressing piece 232 and the pulling head 233c position the tear film between the pressing piece 233c, so that the cutting piece 241 can cut the tear film conveniently;
the compressing piece 232 is composed of an air cylinder and a compressing head, and the air cylinder drives the compressing head to compress and fix the tearing sheet film on the positioning table 231;
when the cutting piece 241 cuts the film of the tearing piece, the first driving piece 241a drives the cutting head 241b to move towards the direction of the film of the tearing piece, so that a plurality of cutting blades penetrate through a plurality of cutting holes 201 one by one until the film of the tearing piece on the positioning table 231 is cut into a plurality of sections of tearing pieces, and then the first driving piece 241a drives the cutting head 241b to restore to the original position;
when the transmission piece 242 transmits the tearing piece, the third driving piece 242f drives the supporting frame 242c to move towards the direction of the positioning table 231 until the plurality of absorption heads 242d absorb the plurality of tearing pieces, then the absorption heads 242d absorbed with the tearing piece are lifted upwards under the third driving piece 242f, and then the second driving piece 242e enables the sliding table 242b to move towards the direction of the first fusion welding device 3 until the absorption heads 242d place the tearing piece on the body film; the third driving piece 242f drives the adsorption head 242d to move up and down to realize adsorption and feeding of the tearing sheet, and the second driving piece 242e enables the adsorption head 242d to move horizontally to realize displacement of the tearing sheet.
Regarding the first fusion welding device 3:
the first fusion welding device 3 comprises a blank holder 31, a first upper fusion welding die 32 and a first lower fusion welding die 33, the first upper fusion welding die 32 and the first lower fusion welding die 33 are matched to fusion weld the tearing piece and a body film together, the blank holder 31 tightly presses the tearing piece on the body film, the blank holder 31 comprises a blank holder 31a, a blank pressing sliding seat 31b which is in sliding connection with the blank holder 31a, a blank pressing head 31c which is in movable connection with the blank pressing sliding seat 31b, a sixth driving piece 31d which drives the blank pressing sliding seat 31b to move up and down, and a seventh driving piece 31e which drives the blank pressing head 31c to move horizontally, and the blank pressing head 31c is used for tightly pressing the tearing piece on the body film.
When the tearing piece is placed on the body film material through the transmission piece 242, the edge pressing piece 31 is started and fixes and positions the tearing piece and the body film material, and then the tearing piece and the body film material placed between the first upper fusion welding die 32 and the first lower fusion welding die 33 are fused together;
when the edge pressing piece 31 positions the tearing piece and the body film, the sixth driving piece 31d enables the edge pressing sliding seat 31b to move up and down, so that the edge pressing head 31c is used for fixing the tearing piece and the body film on the first lower fusion welding die 33, and the tearing piece is positioned; the seventh driving member 31e horizontally moves the edge pressing head 31c, so that the edge pressing head 31c can reciprocate, and the edge pressing head 31c can move above the tearing sheet conveniently.
Regarding the upper tube device 4:
the upper pipe device 4 comprises a vibration disc 41, a guide rail 42 and an upper pipe mechanism 43, the upper pipe mechanism 43 comprises a rotary disc 431, a guide seat 432 fixed on the rotary disc 431, an upper pipe seat 433 connected with the rotary disc 431 in a sliding mode, and an inserting column 434 fixed on the upper pipe seat 433, the inserting column 434 penetrates through the guide seat 432 and is connected with the guide seat 432 in a sliding mode, the rotary disc 431 rotates and drives the inserting column 434 to pass through the guide rail 42 and the second fusion welding device 5, the inserting column 434 corresponds to the guide rail 42, the inserting column 434 stretches into the space between the second upper fusion welding die 51 and the second lower fusion welding die 52, and the upper pipe seat 433 drives the inserting column 434 to stretch out and retract into the guide seat 432.
The round tube placed in the vibration disc 41 is transmitted to the upper tube mechanism 43 through the vibration disc 41 and the material guide rail 42, the round tube transmitted through the material guide rail 42 is spliced with the inserted column 434, then the rotary table 431 drives the guide seat 432 to rotate, the round tube on the inserted column 434 rotates to the second fusion welding device 5, then the upper tube seat 433 drives the inserted column 434 to move between the second upper fusion welding die 51 and the second lower fusion welding die 52, at the moment, the round tube is placed between two body film materials, after fusion welding forming of the reflux valve is completed through the second fusion welding device 5, the upper tube seat 433 slides on the rotary table 431, and the inserted column 434 is retracted into the guide seat 432, so that the inserted column 434 is not easy to damage the reflux valve.
Regarding the second fusion welding device 5:
the second welding device 5 includes a second upper welding mold 51 and a second lower welding mold 52, and the second upper welding mold 51 and the second lower welding mold 52 are relatively moved and are used to weld two body films and to weld the reflow valve to form.
Regarding the film drawing device 6:
the film drawing device 6 comprises a film drawing support 61, a front film drawing manipulator 62, a rear film drawing mechanism 63, a positioning mechanism and a guiding mechanism, wherein the front film drawing manipulator 62 and the rear film drawing mechanism 63 slide on the film drawing support 61, the guiding mechanism comprises a plurality of guiding pieces 63, a guiding seat 64 for guiding a film material is arranged on the second lower fusion welding die 52, the guiding seat 64 comprises a guiding groove, the plurality of guiding pieces 63 are arranged on a film material conveying path, and the guiding pieces 63 comprise guiding channels for guiding the film material; the front film pulling manipulator 62 slides between the guide seat 64 and the rear film pulling mechanism 63, the rear film pulling mechanism 63 comprises a grid plate 631 fixed on the film pulling support 61, a film pulling slide frame 632 in sliding connection with the film pulling support 61, a film pressing piece 633 arranged on the film pulling slide frame 632 and a clamping seat 634 fixed on the film pulling slide frame 632, the film pressing piece 633 comprises a film pressing head 633b fixed on the film pulling slide frame 632, connected with the eighth driving piece 633a and matched with the clamping seat 634, and the film pulling slide frame 632 slides back and forth on the film pulling support 61; the positioning mechanism is composed of a plurality of positioning pieces 65 arranged on a film material transmission path, each positioning piece 65 is composed of a positioning frame 651, a ninth driving piece 652 fixed on the positioning frame 651 and a positioning head 653 connected with the ninth driving piece 652, the positioning frame 651 and the positioning head 653 form a positioning channel for the film material to pass through, a positioning seat 654 is arranged on the positioning frame 651, and the positioning head 653 moves towards the positioning seat 654.
The front film pulling manipulator 62 and the rear film pulling mechanism 63 move synchronously, and clamp and pull two body film materials at the same time, so that the two body film materials are stably transported; the positioning mechanism is used for fixing the body membrane material, so that the membrane material is more stable in fusion welding and cutting; the guiding mechanism guides the two body film materials, so that the film materials are stably extended and conveyed to the second fusion welding device 5;
the two body films respectively pass through the space between the two guide posts of the first guide piece and the second guide piece, one film passing through the first guide piece extends to the second fusion welding device 5, and the other film passes through the second guide piece, then passes through the guide groove of the guide seat 64, and finally extends to the second fusion welding device 5; the two body films pass through the first guide piece and the second guide piece, and the transmission paths of the two body films form a V-shaped opening, so that the rotary table 431 can conveniently drive the rotary inserted column 434 to extend between the two films through the V-shaped opening; the membrane material passes through the guide channel through a plurality of guide pieces 63 arranged on the membrane material transmission path, so that stable transmission of the membrane material can be realized;
when the film material is held and pulled by the rear film pulling mechanism 63, the eighth driving piece 633a drives the film pressing head 633b to move downwards until the film pressing head 633b is matched with the clamping seat 634 to clamp the film material, and then the film pulling sliding frame 632 slides on the film pulling support 61, so that the film pressing head 633b and the clamping seat 634 drive the film material to move, and at the moment, the front film pulling mechanical arm 62 also clamps the film material and moves, so that stable transmission of the film material is realized;
the positioning pieces 65 are arranged on the transmission path of the film material, under the action of the ninth driving piece 652, the positioning head 653 moves reciprocally, and the positioning pieces and the positioning base 654 cooperate to clamp and position the film material passing through the positioning channel, so that the film material is not easy to deviate during welding and cutting.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the invention, but one skilled in the art can make common changes and substitutions within the scope of the technical solution of the present invention.