CN103433115A - Automatic protection control system and crushing machine - Google Patents

Abstract

The invention relates to an automatic protection control system and crushing machine. The automatic protection control system comprises a stroke sensing mechanism, a cross beam, a turntable mechanism and a telescoping mechanism, wherein the cross beam is provided with a first end part and a second end part; the first end part is fixedly connected with the turntable mechanism; the second end part is slidably connected with the telescoping mechanism; the stroke sensing mechanism is arranged at the middle part of the telescoping mechanism; the second end part can touch the stroke sensing mechanism when sliding along the telescoping mechanism; the stroke sensing mechanism outputs a signal for responding the touch action. A structural member can not be damaged by blockage of an over-specification material at a feed opening of a crusher.

Description

A kind of automatic Protection control system and crushing mechanism

Technical field

The present invention relates to engineering machinery field, especially design a kind of automatic Protection control system and be provided with the crushing mechanism of this automatic Protection control system.

Background technology

Relational language is explained

1) reaction type mobile crushing station: collection material feeding, fragmentation, screening, deironing, the equipment that the techniques such as transmission are integrated, critical piece has hopper, batcher, impact breaker, magnetic separator, conveyer etc., the material such as stone or building waste is fallen on batcher by hopper, batcher can constantly be fed forward material until enter into broken main frame, and broken main frame is broken for material the granularity of setting, through belt feeder, is delivered to stockpile.

2) impact breaker: be a kind of crushing mechanism that utilizes impact energy to carry out broken material.During machine work, under the drive of motor, the rotor high-speed rotation, when material enters the bar active region, with epitrochanterian bar clash into broken, after thrown to again on the counterattack device again broken, then bounce back into the bar active region from beating lining plate again again broken, this process repeats, until material is crushed to desired particle size, by discharging opening, is discharged.The spacing of adjusting between beating lining plate and rotor can reach the purpose that changes material discharging-material size and material shapes.

3) travel switch: when principle is the module impact stroke switch on being loaded on the manufacturing machine moving component, the action of the contact of travel switch, realize the switching of circuit.Travel switch is a kind of travel position according to moving component and the electrical equipment of commutation circuit, and its action principle and button are similar.

4) hopper: the feed arrangement of mobile crushing station, side plate is collapsible, is shaped as butt side centrum during duty, and material directly drops on batcher from hopper.

5) batcher: claim again feeding machine, by feed cell body, vibrator, spring fastening, transmission device etc., partly formed, batcher can be sent into breaker to block, granular material evenly, regularly, continuously from hopper, can be crushing mechanism continuous uniform ground feeding.

The structural representation that Fig. 1 is reaction type mobile crushing machinery in prior art.As shown in Figure 1, in prior art, the reaction type mobile crushing station mainly is comprised of parts such as hopper 1 ', batcher 2 ', the broken main frame 3 ' of reaction type, conveyer 4 ' andmainframes 5 '.During crushing mechanism work, by digging machine, the materials such as ratchel or building waste are filled in hopper 1 ', by batcher 2 ', material is fed forward to broken main frame 3 ' and carries out fragmentation again, the little material after fragmentation exports stockpile to conveyer 4 ', and this is the whole process of material fragmentation.In this process, the material size specification that digging machine is packed in hopper 1 ' differs, but broken main frame 3 ' charging aperture size is limited, if therefore exist super large-scale material (material size is greater than crusher feed-inlet) can not enter broken main frame 3 ', and the material of back ceaselessly continues to be fed forward, material hits the charging aperture place at broken main frame 3 ' by heap, due to batcher 2 ' now still at work, the exciting force that batcher 2 ' is applied on material impels material to move forward, therefore material will constantly clash into the charging aperture of broken main frame 3 ', cause the damage of the feeding inlet structure part of broken main frame 3 ', institute thinks that avoiding the ultra-specification material to cause to damage with long-time solid accumulation to charging aperture strengthens batcher feed burden, the existence of ultra-specification material need be detected in time and control batcher 2 ' and suspend feed.

The structural representation that Fig. 2 is hopper and batcher in Fig. 1.As shown in Figure 2, hopper 1 ' mainly comprises two side wall panels and squab panel, and after digging machine is filled to hopper by material, material falls within batcher 2 ' above, and batcher 2 ' can be realized material constantly is fed forward, and broken main frame 3 ' is carried out to feeding.

The structural representation that Fig. 3 is crushing mechanism in Fig. 1.As shown in Figure 3, broken main frame 3 ' mainly is comprised of parts such as shell 31 ', rotor 32 ', bar 33 ',impact rack 34 ', impact rack adjusting device 35 ', beating lining plate 36 ' and abrasion-proof backing blocks 37 '.During broken main frame 3 ' work, under the drive of motor, rotor 32 ' High Rotation Speed, when material enters bar 33 ' active region, with bar 33 ' on rotor 32 ' clash into broken, after thrown to again on beating lining plate 36 ' again broken, then bounce back into bar 33 ' active region from beating lining plate 36 ' again again broken, this process repeats, until material is crushed to desired particle size, by discharging opening, is discharged.It is upper that beating lining plate 36 ' is fixed onimpact rack 34 ', by the angle of adjustingimpact rack 34 ', can change the spacing between beating lining plate 36 ' and rotor 32 ', and then reach the purpose that changes material discharging-material size and material shapes.

During due to duty; hopper 1 ' the height of crushing mechanism is 3 to 4 meters left and right; the people is in ground and is difficult to observe working condition in batcher 2 ', so rely on the existence of artificial discovery ultra-specification material and control batcher 2 ' and shut down, implements more difficult.

The current expansible charging aperture of impact crusher of the domestic graceful mobile crushing screening plant of crin can take the mode of expanding import to make material enter broken main frame when encountering slightly large material.But, because said structure charging aperture expansion yardstick is limited, so, when running into than expanding rear feeding mouth size also during large material, still there will be the possibility of blocking material and the phenomenon of blocking up occurs.So this kind of expansion structure fundamentally do not solve the problem of blocking up.

Summary of the invention

The objective of the invention is to propose a kind of automatic Protection control system and crushing mechanism, it can avoid the material of ultra-specification to get lodged in crusher feed-inlet and cause the damage to structural member.

For achieving the above object, the invention provides following technical scheme:

A kind of automatic Protection control system, comprise stroke sensing mechanism, crossbeam, turntable mechanism and telescoping mechanism, and wherein: the first end of described crossbeam is fixedly connected with described turntable mechanism; The second end of described crossbeam and described telescoping mechanism are slidably connected; Described stroke sensing mechanism is arranged on the middle part of described telescoping mechanism; The second end of described crossbeam is along touching described stroke sensing mechanism in described telescoping mechanism sliding process, described stroke sensing mechanism's response touch action and output signal.

Further, described telescoping mechanism comprises deck, spring, the first bearing pin and split pin, and wherein: the two ends of described deck have two and connect journal stirrup; Described spring housing is contained on described the first bearing pin; The two ends of described the first bearing pin are located in respectively in described connection journal stirrup also fastening by described split pin; Described stroke sensing mechanism is arranged on the outer middle side part of described deck.

Further, the second end of described crossbeam offers slotted hole vertically, and described telescoping mechanism is located in described slotted hole.

Further, the bottom surface of the second end of described crossbeam also is provided with for touching the protuberance of described stroke sensing mechanism.

Further, described turntable mechanism comprises turntable and support, wherein: between described turntable and support, be rotationally connected; Described turntable is fixedly connected with the first end of described crossbeam.

Further, described stroke sensing mechanism is travel switch.

A kind of crushing mechanism, comprise hopper, batcher and broken main frame, and wherein: described hopper comprises two side wall panels and squab panel; Described batcher is arranged on the bottom of described hopper; The charging aperture of described broken main frame is arranged on discharge gate one side of described hopper; Material falls within on described batcher after being filled to described hopper by digging machine, by described batcher, flows to described broken main frame; It also comprises the automatic Protection control system in the various embodiments described above; The upper end of the discharge gate place two side wall panels that the turntable mechanism in described automatic Protection control system and telescoping mechanism are separately fixed at described hopper; The material of ultra-specification can promote crossbeam in described automatic Protection control system and telescoping mechanism in compressing described automatic Protection control system under the conveying effect of described batcher; touch the stroke sensing mechanism in described automatic Protection control system, described stroke sensing mechanism response touch action and output signal.

Arbitrary technical scheme based in technique scheme, the embodiment of the present invention at least can produce following technique effect:

Because being provided with, the present invention comprises stroke sensing mechanism, crossbeam, the automatic Protection control system of turntable mechanism and telescoping mechanism, and the turntable mechanism in automatic Protection control system and telescoping mechanism are separately fixed to the upper end of the discharge gate place two side wall panels of hopper, the crossbeam of the material of ultra-specification can promote automatic Protection control system under the conveying effect of batcher in and telescoping mechanism in compressing automatic Protection control system, touch the stroke sensing mechanism in automatic Protection control system, stroke sensing mechanism responds touch action and output signal, therefore the present invention can detect the existence of ultra-specification material in time, when the ultra-specification material being detected, stroke sensing mechanism is triggered and controls batcher and quits work, thereby material also will stop travelling forward, avoid broken main frame is caused to unnecessary damage.

The present invention detects for the Crushing Station material and batcher is controlled automatically, and main purpose is detect the super large-scale material and control batcher and suspend feed, reaches the purpose of the structural members such as protection batcher and broken main frame.

The accompanying drawing explanation

Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:

The structural representation that Fig. 1 is reaction type mobile crushing machinery in prior art;

The structural representation that Fig. 2 is hopper and batcher in Fig. 1;

The structural representation that Fig. 3 is crushing mechanism in Fig. 1;

The structural representation that Fig. 4 is hopper and batcher in the present invention;

The structural representation that Fig. 5 is automatic Protection control system in Fig. 4;

The decomposing schematic representation that Fig. 6 is Fig. 5;

Fig. 7 is operation principle schematic diagram of the present invention.

The specific embodiment

For making purpose of the invention process, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, same or similar label means same or similar element or the element with identical or similar functions from start to finish.Described embodiment is the present invention's part embodiment, rather than whole embodiment.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.Embodiment based in the present invention, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of protection of the invention and below in conjunction with accompanying drawing, embodiments of the invention are elaborated.

In description of the invention, it will be appreciated that, term " " center ", " vertically ", " laterally ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limiting the scope of the invention.

As shown in Fig. 4-6; automatic Protection control system provided by the present invention comprisescrossbeam 1, stroke sensing mechanism, turntable mechanism and telescoping mechanism; wherein:crossbeam 1 hasfirst end 11 and thesecond end 12; thefirst end 11 ofcrossbeam 1 is fixedly connected with turntable mechanism, and thesecond end 12 and the telescoping mechanism ofcrossbeam 1 are slidably connected.Stroke sensing mechanism is arranged on the middle part of telescoping mechanism.Thesecond end 12 ofcrossbeam 1 is along in the telescoping mechanism sliding process, touching stroke sensing mechanism, and stroke sensing mechanism responds touch action and output signal.

Because being provided with, the present invention comprises crossbeam, stroke sensing mechanism, the automatic Protection control system of turntable mechanism and telescoping mechanism, and the turntable mechanism in automatic Protection control system and telescoping mechanism are respectively used to be fixed on to the upper end of the discharge gate place two side wall panels of hopper A, the crossbeam of the material of ultra-specification can promote automatic Protection control system under the conveying effect of batcher B in and telescoping mechanism in compressing automatic Protection control system, touch the stroke sensing mechanism in automatic Protection control system, stroke sensing mechanism responds touch action and output signal, therefore the present invention adopts beam device Real-Time Monitoring over dimensioning bulk materials, the existence of ultra-specification material can be detected in time, when the ultra-specification material being detected, stroke sensing mechanism is triggered and controls batcher B and quits work, thereby material also will stop travelling forward, avoid broken main frame is caused to unnecessary damage.

A kind of implementation as telescoping mechanism in automatic Protection control system provided by the present invention; telescoping mechanism comprisesdeck 2,spring 3, the first bearingpin 4 andsplit pin 5; wherein:deck 2 is for the upper end of discharge gate place one sidewall paneling that is fixedly connected on hopper A; the two ends ofdeck 2 have the first connection journal stirrup 21 and are connectedjournal stirrup 22 with second; first connects the material feeding direction of journal stirrup 21 near hopper A, and second connects journal stirrup 22 near broken main frame direction.First connects journal stirrup 21 is connected on journal stirrup 22 and all offers through hole with second, for wearing the first bearing pin 4.Afterspring 3 is sleeved on the first bearingpin 4, the two ends of the first bearingpin 4 are located in respectively in the connection journal stirrup atdeck 2 two ends, and fastening by split pin 5.As can be seen from the figure,deck 2 is elongated, and stroke sensing mechanism is arranged on the outer middle side part ofdeck 2, and the meaning at this middle part is not limited to the mid point ofdeck 2, and this middle part refers between 2 two ends of deck and a position that is not subject to vibration effect own.

Automatic Protection control system provided by the present invention offersslotted hole 13 vertically at thesecond end 12 ofcrossbeam 1, and the first bearingpin 4 of telescoping mechanism is located in slotted hole 13.During the telescoping mechanism assembling, at first, the link of the first bearingpin 4 is connected tojournal stirrup 22 from second ofdeck 2 and penetrate, the head of the first bearingpin 4 is stuck in outside the second connection journal stirrup 22; Then,spring 3 is sleeved on the link of the first bearingpin 4; Moreover, theslotted hole 13 ofcrossbeam 1 thesecond end 12 is inserted in from the link of the first bearingpin 4; Finally, the link of the first bearingpin 4 is connected tojournal stirrup 21 from first ofdeck 2 and pass, fastening withsplit pin 5, telescoping mechanism has assembled.This shows:crossbeam 1 is under the mating reaction of slottedhole 13 and the first bearingpin 4, and freely CompressSpring 3.

But the outer middle side part because stroke sensing mechanism is arranged ondeck 2, when the bottom surface of thesecond end 12 atcrossbeam 1 also is provided withprotuberance 14, along with the swing ofcrossbeam 1 along the first bearingpin 4, will touch stroke sensing mechanism so.This frame mode is simple.

As a kind of implementation of telescoping mechanism in automatic Protection control system provided by the present invention, turntable mechanism comprisesupport 6,turntable 7 and the second bearingpin 8, wherein: support 6 upper ends for the discharge gate place opposite side wallboard that is fixedly connected on hopper A.Turntable 7 and support 6 between be rotationally connected, this is rotationally connected mode and can adopts existing rotating connector to realize, does not repeat them here.Turntable 7 can be fixedly connected with by the second bearingpin 8 with thefirst end 11 ofcrossbeam 1, at a certain parts, needs to change like this, in situation about damaging, can disassemble comparatively easily, and than welding manner, this connected mode dismounting is convenient.Fixed form between thefirst end 11 ofturntable 7 andcrossbeam 1 is not limited to bearing pin and is connected, can also other fixed form.

In the various embodiments described above, stroke sensing mechanism can adopttravel switch 9, and it also can adopt other sensing equipment, so long as can sense the sensing device of touching signal and exporting this signal by the mode of touching, all can.Select travel switch to control batcher B autostop, high because travel switch has precision, antijamming capability is strong, is applicable to adverse circumstances work, the advantage of long service life.The present invention can control batcher B feed state automatically by travel switch thus, but possesses automatic control function.

The present invention also provides a kind of crushing mechanism (can with reference to figure 1), and its part same as the prior art comprises hopper A, batcher B and broken main frame, and wherein: hopper A comprises two side wall panels and squab panel, and batcher B is arranged on the bottom of hopper A.The charging aperture of broken main frame is arranged on discharge gate one side of hopper A.After material is filled to hopper A by digging machine, fall within batcher B upper, flow to broken main frame by batcher B and carry out break process.

Crushing mechanism difference with the prior art provided by the present invention is: it also comprises the automatic Protection control system in the various embodiments described above; and, the upper end of the discharge gate place two side wall panels that the turntable mechanism in Protection control system and telescoping mechanism are separately fixed at hopper A automatically.The crossbeam of the material of ultra-specification can promote automatic Protection control system under the conveying effect of batcher B in and telescoping mechanism in compressing automatic Protection control system; touch the stroke sensing mechanism in automatic Protection control system, stroke sensing mechanism responds touch action and output signal.Therefore, batcher B is the energy autostop when running into the ultra-specification material, better protects broken main machine structure part.

As shown in Figure 7, while being placed into the over dimensioning bulk materials in hopper A, batcher B is in the process that bulk materials is carried to broken main frame, and bulk materials can be encounteredcrossbeam 1 of the present invention, andmaterial drives crossbeam 1 and moves, when moving to assigned address, crossbeam 1touches travel switch 9, therebytravel switch 9 is triggered, and signal is passed to controller, make batcher B suspend feed, avoided the material of ultra-specification to get lodged in crusher feed-inlet damage crusher feed-inlet structural member.After the material of ultra-specification is manually removed,crossbeam 1, under the promotion ofspring 3, is got back to original position, andtravel switch 9 resets, and batcher B just can manually restart.

Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can modify or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.

Claims (7)

1. an automatic Protection control system,

It is characterized in that:

Comprise stroke sensing mechanism, crossbeam, turntable mechanism and telescoping mechanism, wherein:

Described crossbeam has first end and the second end;

Described first end is fixedly connected with described turntable mechanism;

Described the second end and described telescoping mechanism are slidably connected;

Described stroke sensing mechanism is arranged on the middle part of described telescoping mechanism;

Described the second end is along touching described stroke sensing mechanism in described telescoping mechanism sliding process, described stroke sensing mechanism's response touch action and output signal.

2. the system as claimed in claim 1,

It is characterized in that:

Described telescoping mechanism comprises deck, spring, the first bearing pin and split pin, wherein:

The two ends of described deck have two and connect journal stirrup;

Described spring housing is contained on described the first bearing pin;

The two ends of described the first bearing pin are located in respectively in described connection journal stirrup also fastening by described split pin;

Described stroke sensing mechanism is arranged on the outer middle side part of described deck.

3. system as claimed in claim 2,

It is characterized in that:

The second end of described crossbeam offers slotted hole vertically, and described telescoping mechanism is located in described slotted hole.

4. system as claimed in claim 3,

It is characterized in that:

The bottom surface of the second end of described crossbeam also is provided with for touching the protuberance of described stroke sensing mechanism.

5. system as claimed in claim 3,

It is characterized in that:

Described turntable mechanism comprises turntable and support, wherein:

Between described turntable and support, be rotationally connected;

Described turntable is fixedly connected with the first end of described crossbeam.

6. system as claimed in claim 5,

It is characterized in that:

Described stroke sensing mechanism is travel switch.

7. a crushing mechanism,

Comprise hopper, batcher and broken main frame, wherein:

Described hopper comprises two side wall panels and squab panel;

Described batcher is arranged on the bottom of described hopper;

The charging aperture of described broken main frame is arranged on discharge gate one side of described hopper;

Material falls within on described batcher after being filled to described hopper by digging machine, by described batcher, flows to described broken main frame;

It is characterized in that:

Also comprise automatic Protection control system as described as any one in claim 1-6;

The upper end of the discharge gate place two side wall panels that the turntable mechanism in described automatic Protection control system and telescoping mechanism are separately fixed at described hopper;

The material of ultra-specification can promote crossbeam in described automatic Protection control system and telescoping mechanism in compressing described automatic Protection control system under the conveying effect of described batcher; touch the stroke sensing mechanism in described automatic Protection control system, described stroke sensing mechanism response touch action and output signal.

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