CN111231169A

CN111231169A - Tyre splitting machine

Info

Publication number: CN111231169A
Application number: CN202010092698.XA
Authority: CN
Inventors: 不公告发明人
Original assignee: Genox Recycling Tech Co Ltd
Current assignee: Genox Recycling Tech Co Ltd
Priority date: 2020-02-14
Filing date: 2020-02-14
Publication date: 2020-06-05

Abstract

The tire splitting machine comprises a rack, a placing platform for placing a tire to be split, a cutting device for cutting the tire to be split, a fixing device for fixing the tire to be split by matching with the cutting device, and a pushing device for pushing the tire to be split, wherein the fixing device is positioned in the range of a hole in the middle of the tire to be split, so that the fixing device can stretch into the tire. This scheme is through above-mentioned setting, divide into multistep with original biax shredder and goes on, and this device has realized this action of cutting to the tire alone to the work of slitting is carried out to the tire to convenient follow-up, will handle the process simplification, makes the processing speed of device improve, and the equipment processing degree of difficulty is low simultaneously, relative original entire system equipment cost reduction.

Description

Tyre splitting machine

Technical Field

The invention belongs to the field of tire cutting devices, and particularly relates to a tire dividing and cutting machine.

Background

With the rapid development of economy in China, automobiles become daily travel tools for the masses, China has been the largest automobile market in the world since 2008, and the huge total amount of automobiles brings various problems for the society, wherein the problem of waste tire treatment is common. As is well known, automobile tires are consumables, and when each automobile runs for a certain distance, the tires are replaced once, the replaced waste tires are called black pollution, and the accumulation of a large number of waste tires not only occupies the land area, but also pollutes the environment like plastic bags.

The existing market has a complete system for waste tire treatment, which comprises the steps of integrally cutting tires, screening steel wires and separating fibers of the cut tires, and then grinding the cut tires into rubber particles with different meshes. In this processing series, cut into a plurality of fritters with whole tire through the biax shredder, simultaneously, preliminary broken pan feeding is to whole tire, needs great rotor, and the cooperation of moving stationary knife is difficult to push the tire into the shredding, and follow-up still need be broken into the rubber fritter once more to great block rubber, and this in-process still needs to filter broken tire to the block rubber that will not conform to the requirement is carried again and is got into the biax shredder and is broken. Therefore, the apparatus has some problems that make it not widely applicable:

1. the whole tire is crushed into rubber blocks, so that high power is required and energy consumption is high;

2. the double-shaft shredder has large gripping force in the shredding process, the knife roller is seriously abraded, the abrasion rate of the movable knife and the fixed knife is high, and the double-shaft shredder belongs to a wearing part and needs to frequently replace the knife roller.

3. The equipment is expensive and is not suitable for small-sized treatment plants.

Disclosure of Invention

In order to overcome the defects of the prior art, the embodiment of the invention aims to provide a tire splitting machine, which comprises a rack, a placing platform for placing a tire to be split, a cutting device for splitting the tire to be split, a fixing device for fixing the tire to be split by matching with the cutting device, and a pushing device for pushing the tire to be split, wherein the fixing device is positioned in the range of a hole in the middle of the tire to be split, so that the fixing device can extend into the interior of the tire. This scheme is through above-mentioned setting, divide into multistep with original biax shredder and goes on, and this device has realized this action of cutting to the tire alone to the work of slitting is carried out to the tire to convenient follow-up, will handle the process simplification, makes the processing speed of device improve, and the equipment processing degree of difficulty is low simultaneously, relative original entire system equipment cost reduction.

The purpose of the invention is realized by adopting the following technical scheme:

the tyre splitting machine comprises a machine frame,

the tire cutting machine comprises a placing platform, a cutting device and a cutting device, wherein the placing platform is used for placing a tire to be cut and comprises a placing plate for placing the tire and a lifting device for driving the placing plate to move in the vertical direction;

the cutting device is used for cutting a tire to be cut and comprises a fixed frame arranged on the rack, a cutter structure hinged to the fixed frame and a driving device used for driving the cutter structure to rotate, wherein the cutter structure comprises a support fixedly arranged on the fixed frame, a cutter mounting frame, a blade and a motor, the cutter mounting frame is provided with one end hinged to the support, the other end is a free end, the blade is fixed at the bottom of the cutter mounting frame, and the motor is used for driving the blade to rotate;

the fixing device is used for being matched with the cutting device to fix a tire to be cut, the fixing device is arranged above the placing platform at intervals, the fixing device comprises a fixed cutter disc matched with the blades and an L-shaped clamping piece used for fixing the fixed cutter disc, the L-shaped clamping piece is arranged on the fixing frame, and the fixed cutter disc is arranged corresponding to the blades of the cutting device;

and the pushing device is used for pushing the tire to be cut, so that the positioning cutter disc is positioned in the range of the central hole of the tire and can go deep into the tire.

Furthermore, the lifting device is arranged at the bottom of the placing plate and comprises two lifting structures arranged at two sides of the bottom of the placing plate, a linkage structure used for enabling the two lifting structures to move synchronously and a lifting cylinder used for driving the lifting structures;

the lifting structure comprises two bearing seats arranged on the rack, a rotating shaft rotatably arranged between the two bearing seats and a swinging piece, one end of the swinging piece is fixed on the rotating shaft, and the other end of the swinging piece is provided with a pulley capable of sliding along the bottom framework of the placing plate;

the linkage structure comprises two rotating pairs which are fixedly arranged on the rotating shafts of the two lifting structures respectively and a connecting rod of which two ends are hinged with the rotating pairs respectively;

one end of the lifting cylinder is hinged with the rack, the other end of the lifting cylinder is connected with any one rotating shaft through a connecting piece, one end of the connecting piece is fixed on the rotating shaft, and the other end of the connecting piece is hinged with a push rod of the lifting cylinder;

the push rod of the lifting cylinder pushes the connecting piece to drive the rotating shaft to rotate and drive the linkage structure to enable the rotating shaft of the lifting structure to rotate so as to enable the swinging piece to swing upwards to support the placing plate.

Further, the placing platform is further provided with a positioning structure for fixing a tire to be cut, the positioning structure comprises baffles symmetrically arranged on two sides of the placing plate and a double-rod bidirectional cylinder used for driving the two baffles to move relatively, each baffle comprises a support perpendicular to the placing plate and a V-shaped piece arranged at the top of the support, and the support is fixedly connected with a push rod of the double-rod bidirectional cylinder.

Further, the placing plate is also provided with a plurality of universal bull's eye bearings for reducing friction force.

Further, the driving device is a rotating cylinder hinged to the fixing frame, a push rod of the rotating cylinder is hinged to the cutter mounting frame, and the push rod of the driving device pushes the cutter mounting frame to rotate around the support.

Further, the fixed cutter disc comprises an installation shaft fixedly arranged on the L-shaped clamping piece and two turntables capable of rotating around the installation shaft, and a gap capable of accommodating the blade is formed between the two turntables.

Further, the blade may be a flat blade or a serrated blade having a serrated edge.

Further, the upper and lower surfaces of the blade are disposed at an acute angle ranging from 10 ° to 30 °.

Furthermore, the pushing device comprises a double-guide-rod cylinder and a pushing plate fixedly connected with the double-guide-rod cylinder, and the pushing plate is tangent to the tire to be cut during pushing.

Further, the fixed cutter disc and the blades are positioned at the same vertical height.

Compared with the prior art, the invention has the beneficial effects that:

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of the tire slitting machine of the present invention;

FIG. 2 is a first partial schematic view of a preferred embodiment of the tire slitter of the present invention;

FIG. 3 is a second partial schematic view of the preferred embodiment of the tire slitting machine of the present invention;

fig. 4 is a third schematic view of a portion of a preferred embodiment of the tire slitting machine of the present invention.

In the figure: 1. a tire splitting machine; 2. a frame; 3. placing a platform; 31. placing the plate; 32. a lifting device; 321. a lifting structure; 3211. a bearing seat; 3212. a rotating shaft; 3213. a swinging member; 322. a linkage structure; 3221. a revolute pair; 3222. a connecting rod; 323. a lifting cylinder; 324. a connecting member; 325. a guide structure; 33. a positioning structure; 331. a baffle plate; 3311. a support member; 3312. a V-shaped piece; 332. a dual-rod bidirectional cylinder; 4. a cutting device; 41. a fixed mount; 42. a cutter structure; 421. a support; 422. a tool mounting bracket; 423. a blade; 424. a motor; 43. a drive device; 5. a fixing device; 51. a cutter head is fixed; 52. an L-shaped clamp; 6. a pushing device; 61. a double-guide-rod cylinder; 62. pushing the plate; 7. a tire.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

The tire splitting machine 1 of the present invention, as shown in fig. 1-4, comprises a frame 2, a placing platform 3 for placing a tire 7 to be cut, a cutting device 4 for cutting the tire 7 to be cut, a fixing device 5 for fixing the tire 7 to be cut in cooperation with the cutting device 4, and a pushing device 6 for pushing the tire 7 to be cut, such that the fixing device 5 is located within the range of a hole in the middle of the tire 7 to be cut, thereby the fixing device 5 can be extended into the interior of the tire 7. This scheme is through above-mentioned setting, divide into multistep with original biax shredder and goes on, and this device has realized this action of cutting to tire 7 alone to convenient follow-up work of carrying out the slitting to the tire, will handle the process simplification, make the processing speed of device improve, the equipment processing degree of difficulty is low simultaneously, relative original entire system equipment cost reduction.

In the scheme provided by the embodiment of the invention, the fixed cutter disc 51 is arranged on the fixing device 5, and the fixed cutter disc 51 is kept in a fixed position in the scheme, so that the working stability of the fixed cutter disc 51 is improved, different materials can be adopted according to different road conditions and applicable conditions due to the selection of the tire 7, when the tire 7 has higher tenacity, and if more steel wires are added, the required cutting force is higher, the fixed cutter disc 51 on the device bears larger load, and at the moment, if the fixed cutter disc 51 moves up and down along a guide rail, the fixed cutter disc 51 is possibly damaged because the fixed cutter disc cannot bear larger load; on the other hand, the stationary blade 51 may not maintain its stability permanently due to a relatively large load, and may cause an unsatisfactory cutting effect.

The placing platform 3 in this embodiment is used for placing the tire 7 to be cut, and the placing platform 3 includes a placing plate 31 for placing the tire 7 and a lifting device 32 for driving the placing plate 31 to move in the vertical direction; wherein place still to be equipped with a plurality of round holes on the board 31, be equipped with the universal bull's eye bearing that is used for reducing frictional force on the round hole for 7 tires have less frictional force with place the platform 3, and 7 tires push 7 tire place the platform 3 cutting stations more easily, also release 7 tires place the platform 3 more easily. It is worth mentioning that there are many ways to reduce friction in this scheme, and universal bull's eye bearing is one of them, if can also set up cylinder etc. on place the platform, other conventional ways the same with this application design or similar are the scope that this scheme will be protected.

The placing platform 3 in this embodiment is further provided with a positioning structure 33 for fixing the tire 7 to be cut, in an embodiment of the positioning structure 33, the positioning structure includes baffles 331 symmetrically disposed at the sides of the placing plate 31, in a preferred embodiment, the baffles 331 and a two-rod bidirectional cylinder 332 for driving the two baffles 331 to move relatively are disposed at both sides of the placing plate 31, the baffles 331 include a support 3311 perpendicular to the placing plate 31 and a V-shaped member 3312 disposed at the top of the support 3311, and the support 3311 is fixedly connected to a push rod of the two-rod bidirectional cylinder 332. In operation, the tire 7 is manually pushed and placed on the placing plate 31 or is conveyed into the placing plate 31 by a conveyor belt. In one embodiment, after the tires are placed on the placing plate 31, the tires can be pushed to the proper position by the pushing device, and in another embodiment, the tires conveyed behind the conveyor belt can push the front tires to the proper position of the placing plate 31. At this time, the two-rod bidirectional cylinder 332 is started, the baffles 331 on the two sides move relatively, and the V-shaped component 3312 is attached to the sidewall of the tire 7 and blocks the advance of the tire to play a role in fixing and limiting. Wherein, the V-shaped component 3312 is also provided with a roller for reducing the friction force with the tire 7, and the rotation of the tire 7 in the cutting process can be smoother through the arrangement of the roller.

Preferably, the tire 7 inlet and the tire 7 outlet of the placing plate 31 are arranged at an angle, preferably at an angle of 90 degrees, so that when the tire 7 is pushed into the tire 7 placing platform 3 from the inlet, the tire 7 is blocked by the baffle 331 arranged opposite to the inlet, and the position where the tire 7 is placed is the predetermined position (the predetermined position is satisfied that the positioning cutter 51 can extend into the circular hole in the center of the tire 7).

Because the fixed position of the cutter fixing disc 51 is kept in the scheme, the tire 7 is placed on the placing plate 31, and the placing plate 31 is lifted by the lifting device 32, so that the cutter fixing disc 51 enters the central circular hole of the tire 7. In this embodiment, the lifting device 32 is disposed at the bottom of the placing plate 31, and the lifting device 32 includes two lifting structures 321 disposed at two sides of the bottom of the placing plate 31, a linkage structure 322 for enabling the two lifting structures 321 to move synchronously, and a lifting cylinder 323 for driving the lifting structures 321; the lifting structure 321 includes two bearing seats 3211 disposed on the frame 2, a rotating shaft 3212 rotatably disposed between the two bearing seats 3211, and a swinging member 3213, one end of the swinging member 3213 is fixed to the rotating shaft 3212, and the other end is provided with a pulley capable of sliding along the bottom frame of the placing plate 31; the linkage structure 322 includes two rotation pairs 3221 respectively and fixedly disposed on the rotation shafts 3212 of the two lifting structures 321, and a connecting rod 3222 with two ends respectively hinged to the rotation pairs 3221; one end of the lifting cylinder 323 is hinged to the frame 2, the other end of the lifting cylinder 323 is connected to any one of the rotating shafts 3212 through a connecting piece 324, one end of the connecting piece 324 is fixed to the rotating shaft 3212, and the other end of the connecting piece is hinged to a push rod of the lifting cylinder 323; after the tire 7 reaches the station, the positioning structure 33 positions the tire 7, and then by starting the lifting cylinder 323, the push rod of the lifting cylinder 323 pushes the connecting member 324 to rotate, because the connecting member 324 is fixed on the rotating shaft 3212, the connecting member 324 drives the rotating shaft 3212 to rotate and drives the rotating pair 3221 on the rotating shaft 3212 to rotate, the rotating pair 3221 drives the other rotating pair 3221 to rotate through the connecting rod 3222, so that the rotating shaft 3212 of the other lifting structure 321 rotates synchronously, and finally, the swinging members 3213 of the two lifting structures 321 swing upwards to prop up the placing plate 31.

Preferably, in order to ensure that the placing plate 31 does not move in other directions during the vertical lifting, the lifting device 32 is further provided with two guide structures 325 for ensuring that the placing plate 31 vertically lifts, the two guide structures 325 are respectively arranged on two sides of the placing plate 31, each guide structure 325 comprises an upper slide rail vertically fixed on the bracket and a slider slidably arranged on the slide rail, two sides of the placing plate 31 are respectively fixedly connected with the slider, and the placing plate 31 and the slider are at the same horizontal height.

The cutting device 4 in this embodiment is configured to cut a tire 7 to be cut, where the cutting device 4 includes a fixing frame 41 disposed on the frame 2, a cutter structure 42 hinged to the fixing frame 41, and a driving device 43 configured to drive the cutter structure 42 to rotate, and the cutter structure 42 includes a support 421 fixedly disposed on the fixing frame 41, a cutter mounting frame 422 having one end hinged to the support 421 and the other end being a free end, a blade 423 fixed at the bottom of the cutter mounting frame 422, and a motor 424 configured to drive the blade 423 to rotate. The driving device 43 is a rotary cylinder hinged to the fixing frame 41, a push rod of the rotary cylinder is hinged to the cutter mounting frame 422, and the push rod of the driving device 43 pushes the cutter mounting frame 422 to rotate around the support 421. When the tire 7 is lifted to a specified height by the lifting device 32 (the specified position enables the fixed cutter disc 51 to enter the central circular hole of the tire 7), the driving device 43 is started firstly, so that the cutter mounting frame 422 is driven to rotate, the blade 423 rotates around the support 421 under the action of thrust, the tire is pushed, the inner tread of the tire abuts against the fixed cutter disc 51, the cutting and positioning of the tire are completed, then the motor 424 is started, the blade 423 starts to rotate, the tread of the tire 7 is cut through the matching of the blade 423 and the fixed cutter disc 51, and the tire 7 rotates towards the direction opposite to the cutting direction of the blade 423 under the action of the cutting biting force of the blade 423. Finally, the tire 7 is cut into an upper part and a lower part, and the upper part and the lower part are ready for cutting the tire 7.

The blade 423 in this embodiment may be a flat blade 423 or a serrated blade 423 having a serrated edge. Preferably, this embodiment uses a serrated blade 423 with a serrated edge, and this blade 423 can better complete cutting and engagement with the tire 7, and will better drive the tire 7 to rotate during the cutting process of the tire 7. The upper and lower surfaces of the blade 423 are disposed at an acute angle ranging from 10 ° to 30 °, preferably 15 °. When the angle is too large, the knife edge of the blade 423 is difficult to enter the gap between the two rotating discs of the fixed cutter disc 51, and meanwhile, the friction force between the cutting blade 423 and the surface of the tire 7 is increased, the cutting difficulty is increased, the power consumption is increased, and the cutting completion is even influenced. And when the angle is too small, the cutting blade 423 may be easily broken due to insufficient rigidity.

Since the cutting force of the blade 423 is high when the tire 7 is cut, and the blade 423 engages with the tire 7 to rotate during the cutting process, if the tire 7 is cut from the outside only by the blade 423, it is difficult to achieve complete cutting of the tire 7. For this purpose, in this embodiment, a fixing device 5 is provided for fixing the tire 7 to be cut in cooperation with the cutting device 4, the fixing device 5 being pressed against the tire 7 from inside the tire 7 and cutting being performed in cooperation with the external blade 423.

In this embodiment, the fixing device 5 is disposed above the placing platform 3 at intervals, the fixing device 5 includes a fixed cutter disc 51 for cooperating with the blades 423 and an L-shaped clamping member 52 for clamping the fixed cutter disc 51, the L-shaped clamping member 52 is disposed on the fixing frame 41, and the fixed cutter disc 51 is disposed on the L-shaped clamping member 52 in a rotatable manner; with the above arrangement, the tire 7 is fixed by the way of moving the cutter holder 51 up and down and the placing plate 31. The fixed cutter disc 51 comprises an installation shaft fixedly arranged on the L-shaped clamping piece 52 and two rotary discs capable of rotating around the installation shaft, and a gap capable of accommodating the blade 423 is arranged between the two rotary discs. The fixed cutter disc 51 and the blades 423 are positioned at the same vertical height, and the clearance can accommodate the cutting of the movable blades 423 during rotation without the cutter discs contacting each other. Before cutting, the tire 7 is lifted to a specified height on the placing plate 31, the L-shaped clamping piece 52 and the fixed cutter disc 51 are both positioned in the range of a central circular hole of the tire 7, in the cutting process, the driving device 43 pushes the rotating blade 423 to move and contact with the tire 7, in the contact process, the tire 7 is pushed to move, the tire 7 slides into the L-shaped clamping piece 52, the inner tube of the tire 7 is made to contact with the fixed cutter disc 51, then the blade 423 continues to move and cut until the knife edge of the blade 423 enters a gap between two rotating discs of the fixed cutter disc 51, and finally the blade 423 can cut the tire 7 more thoroughly.

After the cutting action is finished, the blade 423 stops rotating and the cutter structure 42 of the cutting device 4 is reset, the pushing device 6 pushes the tire 7, the fixed cutter disc 51 is located in the range of the circular hole in the tire 7, the fixed cutter disc 51 can be moved out of the tire 7 in the descending process of the lifting device 32 conveniently, the pushing device 6 continues to move the tire 7 out of the tire 7 placing platform 3 after the descending action is finished, and the next processing step can be carried out on the tire 7. In another embodiment, the cut tyre can be pushed out of the depositing platform 3 by the thrust provided by the subsequent tyre on the conveyor belt.

In this embodiment, a pushing device 6 is further provided for pushing the tire 7 to be cut, so that the cutter head 51 can be located within the range of the central hole of the tire 7, and the cutter head can extend into the tire 7. The pushing device 6 comprises a double-guide-rod cylinder 61 and a pushing plate 62 fixedly connected with the double-guide-rod cylinder 61, and when the tire is pushed, the two pushing plates 62 are tangent to the tire 7 to be cut.

This action needs to be carried out twice in whole cutting process, and the first time is before the cutting is carried out, places tire 7 on placing board 31, through starting two guide arm cylinders 61, makes two push pedal 62 direct contact tire 7 and promote tire 7 and remove and reach appointed station, and the central round hole of tire 7 aligns with the fixing device 5 of top this moment, and when later carrying out the lifting action, fixed cutter disc 51 can get into the central round hole of tire 7, carries out the cutting action again. The second time is after finishing cutting of tire 7, cutting device 4 can reset along with drive arrangement 43, but because fixed cutter disc 51 adopts the mode of immobility, if place board 31 here directly descends, will have some tire 7 that cut hang on fixed cutter disc 51, influence the cutting of next tire 7, so when cutting device 4 resets, pusher 6 also promotes tire 7 simultaneously, makes the central round hole of tire 7 align with fixing device 5, and finally elevating gear 32 is going on going up and down, and tire 7 just can not have the contact with fixing device 5. Meanwhile, the pushing device 6 can also realize the function of pushing the cut tire 7 away from the placing plate 31, so that the carrying is more convenient.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. Tire cutting machine, its characterized in that: comprises a machine frame, a first guide rail, a second guide rail,

2. The tire slitting machine as set forth in claim 1, wherein: the lifting device is arranged at the bottom of the placing plate and comprises two lifting structures arranged at two sides of the bottom of the placing plate, a linkage structure used for enabling the two lifting structures to move synchronously and a lifting cylinder used for driving the lifting structures;

3. The tire slitting machine as set forth in claim 1, wherein: the placing platform is further provided with a positioning structure used for fixing tires to be cut, the positioning structure comprises a baffle which is symmetrically arranged on two sides of the placing plate and a double-rod bidirectional cylinder used for driving the baffle to move relatively, the baffle comprises a vertical part, a supporting piece is arranged on the placing plate, a V-shaped piece is arranged at the top of the supporting piece, and the supporting piece is fixedly connected with a push rod of the double-rod bidirectional cylinder.

4. The tire slitting machine as set forth in claim 1, wherein: the placing plate is also provided with a plurality of universal bull's eye bearings used for reducing friction force.

5. The tire slitting machine as set forth in claim 1, wherein: the driving device is a rotating cylinder hinged to the fixing frame, a push rod of the rotating cylinder is hinged to the cutter mounting frame, and the push rod of the driving device pushes the cutter mounting frame to rotate around the support.

6. The tire slitting machine as set forth in claim 1, wherein: the fixed cutter disc comprises an installation shaft fixedly arranged on the L-shaped clamping piece and two turntables capable of rotating around the installation shaft, and a gap capable of accommodating the blade is formed between the two turntables.

7. The tire slitting machine as set forth in claim 1, wherein: the blade can be a flat blade or a serrated blade with a serrated edge.

8. The tire slitting machine as set forth in claim 1, wherein: the upper and lower surfaces of the blade are disposed at an acute angle ranging from 10 ° to 30 °.

9. The tire slitting machine as set forth in claim 1, wherein: the pushing device comprises a double-guide-rod cylinder and a pushing plate fixedly connected with the double-guide-rod cylinder, and the pushing plate is tangent to the tire to be cut during pushing.

10. The tire slitting machine as set forth in claim 1, wherein: the fixed cutter disc and the blades are positioned at the same vertical height.