A kind of pressure resistant test toolTechnical field
The utility model belongs to detection technique field, relates to a kind of pressure resistant test tool.
Background technology
Measurement jig belongs to a classification below tool, specially to a kind of tool that the function, the calibration of power, life-span, performance etc. of product are tested, tested.Wherein, pressure resistant test tool has the measurement performance of high-speed, high precision, is widely used in the voltage-withstand test of motor, electronic applications.
Applicant once declared the utility model patent of a section " pressure resistant test tool " by name, this pressure resistant test tool comprises firm banking, described firm banking is provided with detection mount pad successively, product bracing frame and clamping electric installation, described detection mount pad is provided with some detector probe, equally spacedly on described product bracing frame be provided with some product standing grooves, described clamping electric installation comprises the lower contact plate be arranged on firm banking, be arranged on lower contact plate by upper contact plate that gemel connection is arranged, the top of described lower contact plate is provided with lower conducting plate, the bottom of described upper contact plate is provided with current-carrying plate, the side of described firm banking is provided with and clamps electric installation and be connected the binding post arranged.During real work, detected coil is placed on product standing groove, then the wire on coil is placed between upper current-carrying plate and lower conducting plate and clamps, driven by operating grip work and detect installing plate and to move along flexible guide pole and make detector probe touch coil, then binding post is connected with tester, input test data in instrument, if can pass be shown by test, if not by investigating one by one again, once can simultaneously to the detection of individual product when testing, work efficiency is high, compensate for deficiency of the prior art.
And applicant is in follow-up practice, find that the said equipment still exists certain deficiency, as: 1, operating grip drives installing plate to move until the probe on installing plate contacts with the coil on product bracing frame to product bracing frame, and put in place as now do not observed probe exactly, then possible operation installing plate continues mobile, thus makes probe occur the situations such as bending; 2, the product groove size in the said equipment is fixed, can only the coil of fixed single model, and therefore versatility is poor; 3, upper contact plate and lower contact plate are hinged by means of only hinge, the wire of coil is clamped by this structure, but this structure is easy to because to rock or other factors makes the surface of contact of upper contact plate and lower contact plate be separated, thus effectively can not clamp the wire of coil.
Summary of the invention
The utility model is the problems referred to above existed for existing technology, and provide a kind of pressure resistant test tool, technical problem to be solved in the utility model is: how to avoid the probe on installing plate to bend.
The purpose of this utility model realizes by following technical proposal:
A kind of pressure resistant test tool, it is characterized in that, described tool comprises platen, described platen offers slide rail along its length direction, described slide rail slidably connects installing plate, and the inner plate surface of described installing plate is provided with probe, and the outer plate surface of described installing plate is provided with spring support; Described tool also comprises the push rod arranged along platen length direction, and the inner of described push rod is connected with described spring support, described platen is provided with the drive source one that described push rod can be driven along the movement of platen length direction; Described tool also comprises clamping electric installation, and described clamping electric installation comprises the spaced lower contact plate with described installing plate, and the lower end of described lower contact plate is fixed on platen, and the upper end of described lower contact plate is provided with lower conducting plate; Described tool also comprises the upper contact plate be positioned at above lower contact plate, the lower end of described upper contact plate is provided with current-carrying plate, a crack passed for coil seal wire is formed between described upper current-carrying plate and lower conducting plate, also be provided with the drive source two that contact plate can be driven to be elevated between described lower contact plate and upper contact plate, described platen be provided with the binding post be electrically connected with described clamping electric installation; Described tool also comprises the support between installing plate and lower contact plate, described support offers several product grooves, there are in described product groove two stage clips be oppositely arranged, the inner of described stage clip is fixed on the cell wall of product groove, the outer end of described stage clip is provided with clamping plate, and the clamping plate interval on two stage clips is arranged and the jaws formed between the two for clamping coil.
Its principle of work is as follows: be placed on by detected coil in product groove, and by two clamping plate, coil formation is gripped, then the wire on coil is extracted out in the crack be placed between upper current-carrying plate and lower conducting plate, and make upper current-carrying plate and lower conducting plate clamping wire by drive source two, driving installing plate to move along slide rail by operation drive source one again makes probe touch coil, then binding post is connected with tester, input test data in instrument, if can pass be shown by test, if not by investigating one by one again, once can simultaneously to the detection of individual product when testing, work efficiency is high, compensate for deficiency of the prior art.Owing to being provided with spring support between push rod and installing plate, then when probe and coil paste after touch, even if push rod continues motion, also can there is certain deformation in spring support, thus avoid probe to be extruded bending.
In above-mentioned a kind of pressure resistant test tool, as a kind of scheme, described drive source one comprises the guide rail be opened on described platen, and described guide rail parallels with slide rail, and described slide on rails is connected with a slide block, and described slide block is connected with the outer end of described push rod; Described drive source one also comprises the screw mandrel paralleled with described guide rail, and the two ends of described screw mandrel are rotated and are arranged on platen, described slide block are fixed with the nut be connected with described wire rod thread, described platen are fixed with the motor be connected with described screw mandrel.Drive screw mandrel to rotate by electric machine rotation, and then drive push rod to move.
In above-mentioned a kind of pressure resistant test tool, alternatively, described drive source one comprises the cylinder one paralleled with slide rail, and the cylinder body one of described cylinder one is fixed on platen, and the piston rod one of described cylinder one is connected with push rod.Moved by the flexible drive push rod of piston rod one.
In above-mentioned a kind of pressure resistant test tool, described pressure resistant test tool also comprises pressure transducer, and one end of described pressure transducer is fixed on described cylinder body, and the other end of described pressure transducer is connected with the outer end of described push rod.After being designed with pressure transducer, can pressure in real time between detector probe and coil, thus whether detector probe reclines mutually with coil.
In above-mentioned a kind of pressure resistant test tool, described spring support comprises spring, and one end of described spring is connected with described push rod, and the other end of described spring is connected with the outer plate surface of installing plate.Spring support is designed to spring, and the elastic force of spring is good.
In above-mentioned a kind of pressure resistant test tool, as a kind of scheme, described drive source two comprises two extension springs, and the two ends of described extension spring are connected to an insulating base, and the insulating base at described extension spring two ends is connected with lower conducting plate with described upper current-carrying plate respectively.By pulling upper contact plate, can make current-carrying plate and lower conducting plate mutually away from, then be positioned between the two by the wire of coil, then unclamp contact plate, upper current-carrying plate can recline mutually with lower conducting plate thus be formed the wire of coil and clamp under the effect of extension spring.
In above-mentioned a kind of pressure resistant test tool, described upper current-carrying plate and lower conducting plate offer blind hole and lower blind hole respectively, the insulating base at extension spring two ends is embedded in blind hole and lower blind hole respectively.After being designed with blind hole and lower blind hole, facilitate the installation of extension spring.
In above-mentioned a kind of pressure resistant test tool, alternatively, described drive source two comprises cylinder two, and the cylinder body two of described cylinder two is fixed on lower contact plate, and the piston rod two of described cylinder two is connected with described upper contact plate.Upper contact plate can be driven to be elevated by the flexible of piston rod two, thus regulate upper distance between current-carrying plate and lower conducting plate.
In above-mentioned a kind of pressure resistant test tool, the cell wall of described product groove offers and is coaxially arranged with spacing hole with described stage clip, the inner plate surface of described clamping plate is provided with gag lever post, and described compression spring sleeve is located on gag lever post, and described gag lever post is inserted in described spacing hole and both can relative sliding.After being designed with spacing hole and corresponding gag lever post, position-limiting action can being played to the movement of clamping plate, improve its holding force.
In above-mentioned a kind of pressure resistant test tool, the outer plate surface of described clamping plate have several floating-points.Be designed with floating-point and can improve friction force between clamping plate and coil.
In above-mentioned a kind of pressure resistant test tool, described clamping plate are provided with hook, the cell wall of described product groove are provided with the clasp that can be interlockingly connected with described hook; Described clasp is square frame shape, and described hook adopts bent metalwork to make.Be designed with grab and clasp, then when needs place or take coil time, can clamping plate be pulled and make grab be buckled on clasp, then can to place or take coil, and do not need to support two clamping plate with hand, facilitate the placement of coil and take, after to be placed, make grab get loose mutually with clasp again, clamping plate just recline mutually with coil to be formed coil and clamp under the effect of stage clip.
In above-mentioned a kind of pressure resistant test tool, described hook has two and axially symmetrical about described gag lever post.
Compared with prior art, the utility model has the following advantages:
1, detected coil is placed in product groove, and by two clamping plate, coil formation is gripped, then the wire on coil is extracted out in the crack be placed between upper current-carrying plate and lower conducting plate, and make upper current-carrying plate and lower conducting plate clamping wire by drive source two, driving installing plate to move along slide rail by operation drive source one again makes probe touch coil, then binding post is connected with tester, input test data in instrument, if can pass be shown by test, if not by investigating one by one again, once can simultaneously to the detection of individual product when testing, work efficiency is high, compensate for deficiency of the prior art.Owing to being provided with spring support between push rod and installing plate, then when probe and coil paste after touch, even if push rod continues motion, also can there is certain deformation in spring support, thus avoid probe to be extruded bending.
Accompanying drawing explanation
Fig. 1 is the axonometric drawing of this pressure resistant test tool in embodiment.
Fig. 2 is the front view of this pressure resistant test tool in embodiment.
Fig. 3 is the partial enlarged drawing of Fig. 1.
In figure, 1, platen; 2, slide rail; 3, installing plate; 4, probe; 5, push rod; 6, lower contact plate; 7, lower conducting plate; 8, upper contact plate; 9, upper current-carrying plate; 10, crack; 11, binding post; 12, support; 13, product groove; 14, stage clip; 15, clamping plate; 16, jaws; 17, cylinder one; 18, pressure transducer; 19, spring; 20, extension spring; 21, lower blind hole; 22, spacing hole; 23, gag lever post; 24, link up with; 25, clasp.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, Figure 2, Figure 3 shows, this tool comprises platen 1, and platen 1 offers slide rail 2 along its length direction, slide rail 2 slidably connects installing plate 3, and the inner plate surface of installing plate 3 is provided with probe 4, and the outer plate surface of installing plate 3 is provided with spring support; In the present embodiment, spring support comprises spring 19, and one end of spring 19 is connected with push rod 5, and the other end of spring 19 is connected with the outer plate surface of installing plate 3.Tool also comprises the push rod 5 arranged along platen 1 length direction, and the inner of push rod 5 is connected with spring support, platen 1 is provided with the drive source one that push rod 5 can be driven along the movement of platen 1 length direction; In the present embodiment, drive source one comprises the cylinder 1 paralleled with slide rail 2, and the cylinder body one of cylinder 1 is fixed on platen 1, and the piston rod one of cylinder 1 is connected with push rod 5; Pressure resistant test tool also comprises pressure transducer 18, and one end of pressure transducer 18 is fixed on cylinder body, and the other end of pressure transducer 18 is connected with the outer end of push rod 5.As other scheme, drive source one comprises the guide rail be opened on platen 1, and guide rail parallels with slide rail 2, and slide on rails is connected with a slide block, and slide block is connected with the outer end of push rod 5; Drive source one also comprises the screw mandrel paralleled with guide rail, and the two ends of screw mandrel are rotated and are arranged on platen 1, slide block are fixed with the nut be connected with wire rod thread, platen 1 are fixed with the motor be connected with screw mandrel.
As shown in Figure 1, Figure 2, Figure 3 shows, tool also comprises clamping electric installation, and clamping electric installation comprises the spaced lower contact plate 6 with installing plate 3, and the lower end of lower contact plate 6 is fixed on platen 1, and the upper end of lower contact plate 6 is provided with lower conducting plate 7; Tool also comprises the upper contact plate 8 be positioned at above lower contact plate 6, the lower end of upper contact plate 8 is provided with current-carrying plate 9, a crack 10 passed for coil seal wire is formed between upper current-carrying plate 9 and lower conducting plate 7, also be provided with the drive source two that contact plate 8 can be driven to be elevated between lower contact plate 6 and upper contact plate 8, platen 1 be provided with and the binding post 11 clamping electric installation and be electrically connected; Specifically, drive source two comprises two extension springs 20, and the two ends of extension spring 20 are connected to an insulating base, and the insulating base at extension spring 20 two ends is connected with lower conducting plate 7 with upper current-carrying plate 9 respectively; Upper current-carrying plate 9 and lower conducting plate 7 offer blind hole and lower blind hole 21 respectively, and the insulating base at extension spring 20 two ends is embedded in blind hole and lower blind hole 21 respectively.Alternatively, drive source two comprises cylinder two, and the cylinder body two of cylinder two is fixed on lower contact plate 6, and the piston rod two of cylinder two is connected with upper contact plate 8.
As shown in Figure 1, Figure 2, Figure 3 shows, tool also comprises the support 12 between installing plate 3 and lower contact plate 6, support 12 offers several product grooves 13, there are in product groove 13 two stage clips be oppositely arranged 14, the inner of stage clip 14 is fixed on the cell wall of product groove 13, the outer end of stage clip 14 is provided with clamping plate 15, and clamping plate 15 interval on two stage clips 14 is arranged and the jaws 16 formed between the two for clamping coil.Specifically, the cell wall of product groove 13 offers and is coaxially arranged with spacing hole 22 with stage clip 14, the inner plate surface of clamping plate 15 is provided with gag lever post 23, stage clip 14 is sheathed on gag lever post 23, and gag lever post 23 is inserted in spacing hole 22 and both can relative sliding; The outer plate surface of clamping plate 15 have several floating-points.Clamping plate 15 are provided with hook 24, the cell wall of product groove 13 are provided with the clasp 25 that can be interlockingly connected with hook 24; Clasp 25 is in square frame shape, and hook 24 adopts bent metalwork to make.Hook 24 has two and axially symmetrical about gag lever post 23.
Principle of work of the present utility model is as follows: be placed on by detected coil in product groove, and by two clamping plate, coil formation is gripped, then the wire on coil is extracted out in the crack be placed between upper current-carrying plate and lower conducting plate, and make upper current-carrying plate and lower conducting plate clamping wire by drive source two, driving installing plate to move along slide rail by operation drive source one again makes probe touch coil, then binding post is connected with tester, input test data in instrument, if can pass be shown by test, if not by investigating one by one again, once can simultaneously to the detection of individual product when testing, work efficiency is high, compensate for deficiency of the prior art.Owing to being provided with spring support between push rod and installing plate, then when probe and coil paste after touch, even if push rod continues motion, also can there is certain deformation in spring support, thus avoid probe to be extruded bending.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.