CN213890813U

CN213890813U - Working of plastics breaker

Info

Publication number: CN213890813U
Application number: CN202021190432.0U
Authority: CN
Inventors: 马兰; 王雅慧; 王正军
Original assignee: Anhui Chengyan Plastic Industry Co ltd
Current assignee: Anhui Chengyan Plastic Industry Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-08-06
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a plastic piece crushing device, which comprises a cutting cavity, a pair roller crushing cavity and a blade crushing cavity in sequence smoothly before and after plastic piece treatment; a cylinder, a first gear, a second gear, a third gear, a connecting rod, a supporting guide plate and a blade are arranged in the cutting cavity; the piston rod end of the cylinder is of a sawtooth structure, and the first gear and the second gear are both meshed with the piston rod end of the cylinder; the third gear is meshed with the second gear; the blade is arranged on the connecting rod; extending the piston rod end of the cylinder to enable the connecting rod and the supporting guide plate to rotate oppositely until the knife edge of the blade presses on the supporting guide plate, and cutting off the plastic piece conveyed to the supporting guide plate; shorten the tailpiece of the piston rod of cylinder and can cause connecting rod, support deflector dorsad to rotate and wherein the working of plastics that cut off fall into to the broken chamber of pair roller in the utility model has the advantages of cutting, broken water flowing nature is strong, alleviateed the broken load of blade.

Description

Working of plastics breaker

Technical Field

The utility model relates to a working of plastics processing technology field, in particular to working of plastics breaker.

Background

In order to save cost, the plastic parts such as plastic plates, plastic sheets and the like can generate a large amount of trimming materials or waste materials, and the trimming materials or the waste materials can be crushed and then fed into the extruder again for secondary use.

The prior art is that before the edge trimming material and the waste material are put into a crusher, or after the edge trimming material and the waste material are manually sheared into small pieces, the small pieces are put into the crusher; or directly continuously fed into the crusher. In the former, the problem of low working efficiency exists in manual shearing, and in the latter, continuous materials such as edge cutting materials (side bands after edge cutting) are fed into a crusher, so that the crushing load of the crusher is large, and faults are easy to occur; because, in the production, for example, the webbing is continuously fed into the crusher, if the crusher fails, the webbing is not twisted and broken sufficiently and is wound on the rotating shaft of the crusher, and extra tensile force is given to the webbing, which can affect the production of the plastic parts in the previous process and the normal conveying of the webbing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's breaker to have the technical problem that broken load is big and trouble machine easily appears when the material of continuous transport is broken, provide a working of plastics breaker.

The utility model discloses a following technical means solve above-mentioned technical problem: a plastic piece crushing device comprises a cutting cavity, a pair roller crushing cavity and a blade crushing cavity; the cutting cavity is used for cutting off the plastic pieces input into the cutting cavity, the pair of roller crushing cavities are used for crushing the cut plastic pieces for the first time, and the blade crushing cavity is used for crushing the plastic pieces subjected to the primary crushing for the second time;

a cylinder, a first gear, a second gear, a third gear, a connecting rod, a supporting guide plate and a blade are arranged in the cutting cavity;

the piston rod end of the cylinder is of a sawtooth structure, and the first gear is positioned above the second gear; the first gear and the second gear are meshed with the piston rod end of the air cylinder; the third gear is meshed with the second gear; the connecting rod is coaxially linked with the first gear, the supporting guide plate is coaxially linked with the third gear, and the blade is installed on the connecting rod; extending the piston rod end of the cylinder to enable the connecting rod and the supporting guide plate to rotate oppositely until the knife edge of the blade presses on the supporting guide plate, and cutting off the plastic piece conveyed to the supporting guide plate; shortening the piston rod end of the cylinder can cause the connecting rod and the supporting guide plate to rotate back to the supporting guide plate to incline downwards, wherein the cut plastic pieces fall into the double-roller crushing cavity.

The utility model discloses before the use, coil the plastics sideband that the production line was cut edge on or the plastics area substandard product after producing in the feeding roller, stretch into the carry over pinch rolls with the tip of plastics sideband or plastics area substandard product (following general name working of plastics), under the traction effect of carry over pinch rolls, the working of plastics is inputed to in the cutting chamber in succession. The cylinder is started, when the piston rod end of the cylinder moves upwards, the first gear, the second gear and the third gear are driven to synchronously rotate, the first gear and the third gear rotate in opposite directions, the knife edge is driven to be pressed on the supporting guide plate, and the plastic part conveyed to the supporting guide plate is cut off. When the piston rod end of the cylinder shortens the motion, the connecting rod and the supporting guide plate can be caused to rotate back to the supporting guide plate and incline downwards, and the cut plastic part falls into the double-roller crushing cavity to finish the cutting of the plastic part. The cut plastic pieces are crushed for the first time through the roller crushing cavity and then fall into the blade crushing cavity for secondary crushing, and crushing is completed.

The utility model discloses before the working of plastics carries out tradition breakage in carrying out the broken chamber of blade, pass through the working of plastics in advance the utility model discloses a cutting chamber cuts into a plurality of pieces, has alleviateed the broken load of back way and the probability that equipment trouble takes place, simultaneously the utility model discloses a cylinder, first gear, second gear, third gear, connecting rod, support deflector, blade complex mode can realize the intermittent type and cut off, have improved work efficiency. The utility model discloses when making the support deflector cut off, it can regard as the backup pad, and when the working of plastics that will cut off was carried to next process as needs, it rotated again and formed the baffle, and the working of plastics after cutting off improves the precision that falls into the broken chamber of pair roller under its fender, has realized integrating of device. Additionally, the utility model discloses a setting in the broken chamber of pair roller has satisfied and has carried out the breakage in advance again before the broken chamber of blade, has greatly improved broken efficiency. The utility model discloses can realize that power supply cylinder falls to the ground (install in the bottom in cutting chamber) simple to operate and can realize the motion that opens and shuts of connecting rod, support deflector through a power supply.

Preferably, a first connecting shaft, a second connecting shaft and a third connecting shaft are further arranged in the cutting cavity; one end of the first gear and one end of the connecting rod are sleeved on the first connecting shaft, the second gear is sleeved on the second connecting shaft, and the third gear is sleeved on the third connecting shaft; all the connecting shafts are rotatably connected with the cutting cavity; the other end of the connecting rod is provided with the blade, and the other end of the supporting guide plate is a free end.

Preferably, baffles are provided at both opposite sides of the support guide plate.

Preferably, the knife edge end of the blade comprises a plurality of knife edges which are distributed in a matrix; the other end of the supporting guide plate is of a bent structure; the connecting rod and the supporting guide plate rotate oppositely to enable the cutting edge to be pressed on the bent part at the other end of the supporting guide plate.

Preferably, the pair of roller crushing chamber is rotatably connected with a first crushing roller and a second crushing roller, the first crushing roller and the second crushing roller are horizontal and are arranged in parallel, and the first crushing roller and the second crushing roller are driven to rotate by a crushing roller motor.

Preferably, a first linkage gear and a second linkage gear are respectively sleeved at the end parts of the first crushing roller and the second crushing roller; the first linkage gear is meshed with the second linkage gear; the output shaft of the crushing roller motor is connected with the end part of the first crushing roller, and the fixed end of the crushing roller motor is installed on the frame.

Preferably, a guide roller and a traction roller are further arranged in the cutting cavity; the traction roller is positioned behind the guide roller.

Preferably, the traction roller comprises an upper roller, a lower roller, a traction motor, a first traction gear and a second traction gear; the upper roller is positioned above the lower roller, and a first traction gear and a second traction gear are respectively sleeved at the end part of the upper roller and the end part of the lower roller; the first traction gear is meshed with the second traction gear; the output shaft of the traction motor is connected with the end part of the upper roller, and the fixed end of the traction motor is installed on the rack.

Preferably, a crushing motor, a rotating shaft and a crushing knife are arranged in the blade crushing cavity; the output shaft of the crushing motor is connected with the top of the rotating shaft, the bottom of the rotating shaft extends downwards, and the crushing knife is connected to the rotating shaft.

Preferably, a guide blanking plate is arranged in the pair-roller crushing cavity, the guide blanking plate is inclined, the higher end of the guide blanking plate is connected with the inner wall of the pair-roller crushing cavity, and the lower end of the guide blanking plate extends downwards; the plastic part after primary crushing can fall into the blade crushing cavity through the guide blanking plate.

The utility model has the advantages that: the utility model discloses before the working of plastics carries out tradition breakage in carrying out the broken chamber of blade, pass through the working of plastics in advance the utility model discloses a cutting chamber cuts into a plurality of pieces, has alleviateed the broken load of back way and the probability that equipment trouble takes place, simultaneously the utility model discloses a cylinder, first gear, second gear, third gear, connecting rod, support deflector, blade complex mode can realize the intermittent type and cut off, have improved work efficiency. The utility model discloses when making the support deflector cut off, it can regard as the backup pad, and when the working of plastics that will cut off was carried to next process as needs, it rotated again and formed the baffle, and the working of plastics after cutting off improves the precision that falls into the broken chamber of pair roller under its fender, has realized integrating of device. Additionally, the utility model discloses a setting in the broken chamber of pair roller has satisfied and has carried out the breakage in advance again before the broken chamber of blade, has greatly improved broken efficiency.

Drawings

Fig. 1 is a schematic structural view of a plastic piece crushing device in a cutting-off state according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the plastic piece crushing device in the non-cutting state according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the cutting chamber in the embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a crushing roller according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of the embodiment of the present invention in a state where the supporting guide plate is opposite to the blade.

Fig. 6 is a schematic structural view of the supporting guide plate according to the embodiment of the present invention.

Fig. 7 is a schematic structural view of a crushing knife in an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Example 1

As shown in fig. 1, the embodiment discloses a plastic piece crushing device, which comprises a cutting cavity 1, a pair roller crushing cavity 2 and a blade crushing cavity 3. The cutting cavity 1 is used for cutting off plastic parts input into the cutting cavity, the roller crushing cavity 2 is used for crushing the cut plastic parts for the first time, and the blade crushing cavity 3 is used for crushing the plastic parts after the first time.

As shown in fig. 2 and 3, a cylinder 11, a first gear 12, a second gear 13, a third gear 14, a connecting rod 15, a support guide plate 16, and a blade 17 are provided in the cutting chamber 1.

The piston rod end of the cylinder 11 is in a sawtooth structure, and the first gear 12 is positioned above the second gear 13. The first gear 12 and the second gear 13 are both engaged with the piston rod end of the cylinder 11. The third gear 14 meshes with the second gear 13. The connecting rod 15 is coaxially linked with the first gear 12, the supporting guide plate 16 is coaxially linked with the third gear 14, and the blade 17 is mounted on the connecting rod 15. The piston rod end of the cylinder 11 can be extended to enable the connecting rod 15 and the supporting guide plate 16 to rotate oppositely until the knife edge of the blade 17 presses on the supporting guide plate 16, and plastic parts conveyed to the supporting guide plate 16 are cut off. Shortening the piston rod end of the cylinder 11 can cause the connecting rod 15 and the supporting guide plate 16 to rotate back to the position where the supporting guide plate 16 inclines downwards, and the cut plastic pieces fall into the double-roller crushing cavity 2.

A first connecting shaft 181, a second connecting shaft 182, and a third connecting shaft 183 are also provided in the cutting chamber 1. One end of the first gear 12 and one end of the connecting rod 15 are sleeved on the first connecting shaft 181, the second gear 13 is sleeved on the second connecting shaft 182, and the third gear 14 is sleeved on the third connecting shaft 183. All connecting shafts are rotatably connected with the cutting cavity 1 through bearings. The other end of the connecting rod 15 is provided with a blade 17, and the other end of the supporting guide plate 16 is a free end.

As shown in fig. 3, a guide roller 191 and a pull roller 192 are further provided in the cutting chamber 1. The pull roll 192 is located behind the guide roll 191.

The utility model discloses before the use, coil the plastics sideband that the edge cutting produced on the production line or the plastics area substandard product after producing in the feeding roller, stretch into the carry over pinch rolls 192 with the tip of plastics sideband or plastics area substandard product (hereinafter generally called working of plastics) through deflector roll 191 in, under the traction of carry over pinch rolls 192, the working of plastics is inputed to cutting chamber 1 in succession. The cylinder 11 is started, when the piston rod end of the cylinder 11 moves upwards, the first gear 12, the second gear 13 and the third gear 14 are driven to synchronously rotate, the first gear 12 and the third gear 14 rotate in opposite directions, the connecting rod 15 and the supporting guide plate 16 are driven to rotate in opposite directions, and the knife edges of the blades 17 on the connecting rod 15 and the supporting guide plate 16 are pressed on the supporting guide plate 16 to cut off the plastic parts conveyed to the supporting guide plate 16. When the piston rod end of the cylinder 11 shortens and moves, the connecting rod 15 and the supporting guide plate 16 can rotate back to the supporting guide plate 16 and incline downwards, and the cut plastic pieces fall into the double-roller crushing cavity 2 to finish the cutting of the plastic pieces once. The cut plastic pieces are crushed for the first time in the roller crushing cavity 2 and then fall into the blade crushing cavity 3 for secondary crushing to complete crushing.

The utility model discloses before the working of plastics carries out tradition breakage in carrying out the broken chamber of blade 3, pass through the working of plastics in advance the utility model discloses a cutting chamber 1 cuts into a plurality of pieces, has alleviateed the broken load of back channel, simultaneously the utility model discloses a cylinder 11, first gear 12, second gear 13, third gear 14, connecting rod 15, support deflector 16, blade 17 complex mode can realize the intermittent type and cut off, has improved work efficiency. The utility model discloses when making support deflector 16 cut off, it can regard as the backup pad, and when the working of plastics that will cut off were carried to next process as needs, it rotated again and formed the baffle, and the working of plastics after cutting off improves the precision that falls into the broken chamber 2 of pair roller under its separates the fender, has realized integrating of device. Additionally, the utility model discloses a setting in the broken chamber of pair roller 2 has satisfied and has carried out the breakage in advance again before the broken chamber of blade 3, has greatly improved broken efficiency.

Preferably, the two corresponding sides of the support guiding plate 16 of the present invention are in contact with or close to the corresponding two-side inner walls in the crushing chamber 2 of the pair roller. Thus, the precision of the cut plastic piece falling into the double-roller crushing cavity 2 is further improved.

As shown in fig. 4, the present embodiment provides a structure for cooperating with the first crushing roller 21 and the second crushing roller 22 in the double-roll crushing chamber 2. Of course, other roller crushing structures of the prior art should be within the scope of the present invention. The double-roller crushing cavity 2 is rotatably connected with a first crushing roller 21 and a second crushing roller 22 through bearings, the first crushing roller 21 and the second crushing roller 22 are horizontally arranged in parallel, and the first crushing roller 21 and the second crushing roller 22 are driven to rotate through a crushing roller motor. A first linkage gear 23 and a second linkage gear 24 are respectively sleeved on the end portions of the first crushing roller 21 and the second crushing roller 22. The first linkage gear 23 meshes with the second linkage gear 24. The output shaft of the crushing roller motor is connected with the end part of the first crushing roller 21, and the fixed end of the crushing roller motor is arranged on the frame. The first crushing roller 21 and the second crushing roller 22 are driven to rotate by the rotation of the crushing roller motor, and plastic parts are crushed and pass through a gap between the first crushing roller 21 and the second crushing roller 22.

While the present embodiment provides a structure for the pulling roll 192, other structures for the pulling roll 192 in the prior art should be within the scope of the present invention. Comprises an upper roller, a lower roller, a traction motor, a first traction gear and a second traction gear. The upper roller is positioned above the lower roller, and a first traction gear and a second traction gear are respectively sleeved at the end part of the upper roller and the end part of the lower roller. The first traction gear is meshed with the second traction gear. The output shaft of the traction motor is connected with the end part of the first traction gear, and the fixed end of the traction motor is installed on the rack. The upper roller and the lower roller are driven to rotate through the rotation of the traction motor, and the plastic part is pulled from the gap between the upper roller and the lower roller. The transmission working principle of the crusher is consistent with the principle of the cooperation of the first crushing roller 21 and the second crushing roller 22.

Example 2

As shown in fig. 6, the present embodiment is different from the above embodiments in that the blade edge of the blade 17 includes a plurality of cutting edges 171, and the plurality of cutting edges 171 are arranged in a matrix. The other end of the support guide plate 16 is of a bent structure. The rotation of the connecting rod 15 and the support guide 16 toward each other causes the blade 171 to press against the bent portion of the other end of the support guide 16.

Thus, the plurality of cutting edges 171 press the bending part at the other end of the supporting guide plate 16, so that the single cutting effect is improved, the plastic part is cut into a plurality of segments, and the subsequent crushing is further facilitated.

Example 3

As shown in fig. 6, the present embodiment is different from the above-described embodiments in that baffles 161 are provided at both opposite sides in the support guide 16. By providing the baffles 161 on both opposite sides of the support guide 16, the plastic member is prevented from falling off the sides of the support guide 16 by the blocking action of the baffles 161.

Example 4

As shown in fig. 2, the present embodiment is different from the above embodiments in that a crushing motor 31, a rotating shaft 32, and a crushing blade 33 are provided in the blade crushing chamber 3. The output shaft of the crushing motor 31 is connected with the top of the rotating shaft 32, the bottom of the rotating shaft 32 extends downwards, and the crushing knife 33 is connected on the rotating shaft 32.

This embodiment provides a concrete broken chamber 3 structure of blade, rotates through broken motor 31, drives broken sword 33 and rotates, smashes. Of course, other prior art crushing modes of the crushing chamber may be used.

Example 5

As shown in fig. 2, the present embodiment is different from the above-described embodiments in that a guide blanking plate 23 is provided in the double-roll crushing chamber 2, the guide blanking plate 23 is inclined, and its upper end is connected to the inner wall of the double-roll crushing chamber 2 and its lower end extends downward. The once crushed plastic pieces can fall into the blade crushing cavity 3 through the guide blanking plate 23. The utility model discloses a set up direction blanking plate 23, improve the accurate nature of blanking.

Example 6

As shown in fig. 7, the present embodiment is different from the above embodiments in that the crushing blade 33 includes a first blade edge portion and a second blade edge portion which are integrally formed. The first knife edge part is in a sharp knife shape, and the second knife edge part is in an upwards bent crescent shape. The utility model discloses a design of many edges of a knife can improve crushing efficiency. The first knife edge part in the shape of a sharp knife can better crush hard materials, and the crescent shape bent upwards can increase the length of the knife edge. Of course, other prior art crushing knives may be used.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A plastic piece crushing device is characterized by comprising a cutting cavity, a pair roller crushing cavity and a blade crushing cavity; the cutting cavity is used for cutting off the plastic pieces input into the cutting cavity, the pair of roller crushing cavities are used for crushing the cut plastic pieces for the first time, and the blade crushing cavity is used for crushing the plastic pieces subjected to the primary crushing for the second time;

the piston rod end of the cylinder is of a sawtooth structure, and the first gear is positioned above the second gear; the first gear and the second gear are meshed with the piston rod end of the air cylinder; the third gear is meshed with the second gear; the connecting rod is coaxially linked with the first gear, the supporting guide plate is coaxially linked with the third gear, and the blade is installed on the connecting rod; extending the piston rod end of the cylinder to enable the connecting rod and the supporting guide plate to rotate oppositely until the knife edge of the blade presses on the supporting guide plate, and cutting off the plastic piece conveyed to the supporting guide plate; shortening the piston rod end of the cylinder can cause the connecting rod and the supporting guide plate to rotate back to the supporting guide plate to incline downwards.

2. The plastic part crushing device of claim 1, wherein the cutting chamber is further provided with a first connecting shaft, a second connecting shaft and a third connecting shaft; one end of the first gear and one end of the connecting rod are sleeved on the first connecting shaft, the second gear is sleeved on the second connecting shaft, and the third gear is sleeved on the third connecting shaft; all the connecting shafts are rotatably connected with the cutting cavity; the other end of the connecting rod is provided with the blade, and the other end of the supporting guide plate is a free end.

3. A plastic article breaking apparatus as claimed in claim 1, wherein baffles are provided on opposite sides of the support guide.

4. The plastic article breaking device of claim 1, wherein the blade edge end includes a plurality of cutting edges, the plurality of cutting edges being arranged in a matrix; the other end of the supporting guide plate is of a bent structure; the connecting rod and the supporting guide plate rotate oppositely to enable the cutting edge to be pressed on the bent part at the other end of the supporting guide plate.

5. The plastic part crushing device as claimed in claim 1, wherein the pair of roller crushing chambers are rotatably connected with a first crushing roller and a second crushing roller, the first crushing roller and the second crushing roller are horizontally arranged and are mutually arranged in parallel, and the first crushing roller and the second crushing roller are driven to rotate by a crushing roller motor.

6. The plastic part crushing device of claim 5, wherein a first linkage gear and a second linkage gear are respectively sleeved on the end parts of the first crushing roller and the second crushing roller; the first linkage gear is meshed with the second linkage gear; the output shaft of the crushing roller motor is connected with the end part of the first crushing roller, and the fixed end of the crushing roller motor is installed on the frame.

7. The plastic article fragmenting device of claim 1, wherein a guide roller and a pull roller are further disposed in said cutting chamber; the traction roller is positioned behind the guide roller.

8. The plastic article fragmenting device of claim 7, wherein said pull rollers include an upper roller, a lower roller, a pull motor, a first pull gear, a second pull gear; the upper roller is positioned above the lower roller, and a first traction gear and a second traction gear are respectively sleeved at the end part of the upper roller and the end part of the lower roller; the first traction gear is meshed with the second traction gear; the output shaft of the traction motor is connected with the end part of the upper roller, and the fixed end of the traction motor is installed on the rack.

9. The plastic piece crushing device as claimed in claim 1, wherein the blade crushing cavity is provided with a crushing motor, a rotating shaft and a crushing knife; the output shaft of the crushing motor is connected with the top of the rotating shaft, the bottom of the rotating shaft extends downwards, and the crushing knife is connected to the rotating shaft.

10. The plastic part crushing device as claimed in claim 1, wherein a guide blanking plate is arranged in the crushing chamber of the pair of rollers, the guide blanking plate is inclined, the higher end of the guide blanking plate is connected with the inner wall of the crushing chamber of the pair of rollers, and the lower end of the guide blanking plate extends downwards; the plastic part after primary crushing can fall into the blade crushing cavity through the guide blanking plate.