CN217454053U

CN217454053U - Rubber cutting device

Info

Publication number: CN217454053U
Application number: CN202221609781.0U
Authority: CN
Inventors: 彭武毅; 彭东欣; 江艺璘; 何周彬; 郑志君; 涂鹏昌
Original assignee: Zhangzhou Lanqiya Intelligent Equipment Co ltd
Current assignee: Zhangzhou Lanqiya Intelligent Equipment Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-09-20
Anticipated expiration: 2032-06-24

Abstract

The application discloses rubber cutting device, it includes frame and cutting mechanism, cutting mechanism includes the cutting knife and is used for driving the driving piece that the cutting knife reciprocated, the cutting knife slides from top to bottom and installs in the frame, the cutting knife is connected with the driving piece, still including the subassembly of blowing, the subassembly of blowing reciprocates with the cutting knife in step, the one side that deviates from the rubber materials feeding towards the cutting knife of the direction of giving vent to anger of the subassembly of blowing. This application has the cutting in-process at rubber materials, reduces the effect of rubber materials adhesion on the cutting knife.

Description

Rubber cutting device

Technical Field

The application relates to the technical field of rubber processing, in particular to a rubber cutting device.

Background

The rubber is a high-elasticity polymer material with reversible deformation, is rich in elasticity at room temperature, can generate large deformation under the action of small external force, and can recover the original shape after the external force is removed. In the production process of rubber, a cutting device is generally needed to cut the rubber raw material, and then the rubber raw material is molded through a mold.

Among the prior art, rubber cutting device mostly includes workstation and cutting knife, and the cutting knife reciprocates from top to bottom and sets up at the workstation in the motion, places rubber on the workstation, reciprocates through the drive control cutting knife and cuts rubber.

To the correlation technique among the above-mentioned, because rubber raw materials has certain viscidity, rubber raw materials is in cutting process, and the easy adhesion of rubber raw materials after the cutting is on the cutting knife, is difficult for dropping, and then influences the cutting of follow-up rubber raw materials, consequently awaits the improvement.

SUMMERY OF THE UTILITY MODEL

In order to reduce the rubber raw materials adhesion on the cutting knife in the cutting process of rubber raw materials, this application provides a rubber cutting device.

The application provides a rubber cutting device adopts following technical scheme: the utility model provides a rubber cutting device, includes frame and cutting mechanism, cutting mechanism includes the cutting knife and is used for driving the driving piece that the cutting knife reciprocated, the cutting knife slides from top to bottom and installs in the frame, the cutting knife is connected with the driving piece, still includes the subassembly of blowing, the subassembly of blowing reciprocates with the cutting knife in step, the one side that deviates from the rubber materials feeding towards the cutting knife of the direction of giving vent to anger of the subassembly of blowing.

Through adopting above-mentioned technical scheme, when needs cut rubber materials, place rubber materials in the frame, reciprocate through driving piece control cutting knife, accomplish the cutting to rubber. Because there is some rubber materials adhesion on the cutting knife in the cutting process, establish the subassembly of blowing and reciprocate with the cutting knife in step, the one side that deviates from the rubber materials feeding towards the cutting knife of the direction of giving vent to anger of the subassembly of blowing, the rubber materials of adhesion on the cutting knife receives the power of blowing effect and drops, realizes reducing the effect of rubber materials adhesion on the cutting knife in the cutting process of rubber materials.

Preferably, a lower cutter holder is arranged below the cutting knife on the rack, a lower cutter is arranged on the lower cutter holder, the cutting knife and the lower cutter are arranged in a vertically staggered mode, a blade edge is arranged at the lower end of the cutting knife, the blade edge is arranged on the side, away from the rubber raw material, of the cutting knife, and the thickness, located at the blade edge, of the cutting knife is gradually reduced from top to bottom.

By adopting the technical scheme, the lower cutter is arranged on the lower cutter seat, and the cutting knife and the lower cutter are vertically staggered, so that the rubber raw material is cut; simultaneously, the thickness of the edge of the cutting knife close to the rubber raw material is gradually reduced from top to bottom, so that the rubber raw material is better cut by the edge.

Preferably, a supporting plate is arranged on one side of the edge, an upper tool rest capable of sliding up and down is arranged on the rack, the driving piece drives the upper tool rest to move up and down, the cutting knife is attached and fixed to the lower end of one side of the upper tool rest, and the cutting knife and the lower cutting knife are staggered up and down.

Through adopting above-mentioned technical scheme, fix the cutting knife on the top rest, drive the top rest through the driving piece and reciprocate, and then drive the cutting knife and slide from top to bottom along with the top rest, accomplish the cutting to rubber materials.

Preferably, the blowing assembly comprises a main pipe, branch pipes and a plurality of three-way valves, the main pipe is arranged along the length direction of the cutting knife, the three-way valves are arranged on the main pipe at intervals, two ports of the three-way valves are communicated with the main pipe, the branch pipes are communicated with a third port of the three-way valves, and the branch pipes face the edge of the cutting knife.

Through adopting above-mentioned technical scheme, will be responsible for and be in charge of and manage through three way valve connection, be responsible for and be used for admitting air, the structure of three way valve is used for being in charge of and is responsible for the intercommunication, be in charge of the mouth of pipe and be used for blowing to rubber raw materials towards the sword limit of cutting knife, set up the three way valve along cutting knife length direction, realize when the cutting is carried out in different positions, the rubber raw materials of adhesion on the cutting knife equally can be blown off, simultaneously, be responsible for and establish on the top rest, realize blowing the synchronous of subassembly and cutting knife and reciprocate.

Preferably, the air blowing assembly comprises an air pipe and air outlet holes arranged on the upper side wall of the air pipe at intervals, the air pipe is arranged along the length direction of the cutting knife, and the air outlet holes face the edge of the cutting knife.

By adopting the technical scheme, the air pipe is connected with one end of the air inlet, and meanwhile, the air pipe is provided with a plurality of air outlet holes which face the edge of the cutting knife, so that the air blowing range is further increased, and the rubber raw material on the cutting knife is blown down; meanwhile, the air pipe is arranged on the upper tool rest, so that the air blowing assembly and the cutting knife can synchronously move up and down.

Preferably, a feeding conveyer belt is arranged on one side, located at the horizontal position of the lower cutter holder, of the rack, a discharging conveyer belt is arranged below the lower cutter holder, and the vertical height of the feeding conveyer belt is greater than that of the discharging conveyer belt.

Through adopting above-mentioned technical scheme, set up the feeding conveyer belt and be used for the transport to rubber materials, be equipped with ejection of compact conveyer belt below the feeding conveyer belt simultaneously, when rubber materials carried to the cutting knife below from the feeding conveyer belt, the rubber materials after the cutting can fall to the conveying away on the ejection of compact conveyer belt under the effect of difference in height.

Preferably, a weighing platform is arranged on the rack below the lower tool apron and the cutting knife and between the lower tool apron and the discharging conveyer belt, and a material pushing plate used for pushing cutting materials falling onto the weighing platform after cutting to the discharging conveyer belt is arranged on the rack in a sliding manner.

By adopting the technical scheme, the weighing platform is arranged between the lower tool apron and the discharging conveyer belt, the cut rubber raw materials fall on the weighing platform firstly, and the weighing platform is used for weighing the cut materials; after the cutting materials are weighed, the cutting materials falling onto the weighing platform after being cut are pushed to the discharging conveyer belt by the material pushing plate.

Preferably, one side of the upper tool rest, which deviates from the feeding of the rubber raw materials, is provided with a baffle, the upper side of the baffle is rotatably connected to the upper tool rest, and when the baffle is in a natural state, the baffle blocks one side of the lower tool holder, which is far away from the feeding conveying belt.

By adopting the technical scheme, the baffle is arranged on one side of the upper tool rest, so that the cut rubber raw material is blocked, and the cut rubber raw material can fall on the weighing platform better; simultaneously rotate the baffle and be connected on the top rest, realize that baffle and top rest do relative rotation between the two, when upwards rotating the baffle, can conveniently open one side of cutting knife, make things convenient for the maintenance of cutting knife.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) by arranging the air blowing assembly, the rubber raw material adhered to the cutting knife falls under the action of blowing force, so that the effect of reducing the adhesion of the rubber raw material to the cutting knife is reduced in the cutting process of the rubber raw material;

(2) by arranging the air pipe and the air outlet, the range of blowing the rubber raw material is further increased, and the rubber raw material on the cutting knife is blown off better;

(3) can play the effect of check fender to the rubber materials after the cutting through setting up the baffle for the rubber materials that drop after the cutting can be better fall on weighing the platform.

Drawings

FIG. 1 is a schematic view showing the structure of a rubber cutting apparatus according to example 1;

FIG. 2 is a schematic view showing the structure of the highlighted cutting structure of this embodiment 1;

FIG. 3 is a schematic view showing the construction of the air-blowing assembly according to the embodiment 1;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

FIG. 5 is a schematic structural view of a protruded push plate according to the embodiment 1;

FIG. 6 is a schematic view showing the construction of the air-blowing assembly according to the embodiment 2;

FIG. 7 is a schematic view showing the structure of the prominent air tube in embodiment 2.

Reference numerals: 1. a frame; 2. a cutting mechanism; 201. a cutting knife; 202. an upper tool rest; 203. a lower tool apron; 204. a lower cutter; 205. a drive member; 3. a blade edge; 4. a transmission structure; 401. a slide base; 402. a connecting rod; 403. a driving wheel; 5. a blowing assembly; 501. a main pipe; 502. pipe distribution; 503. a three-way valve; 504. an air tube; 505. an air outlet; 6. a weighing platform; 7. a material pushing plate; 8. a cylinder; 9. a baffle plate; 10. a cross bar; 11. a feed conveyor belt; 12. and (7) a discharging conveyer belt.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

Example 1

The embodiment of the application discloses rubber cutting device. Referring to fig. 1, the cutting apparatus includes a frame 1, a cutting mechanism 2, and a blowing assembly 5. Frame 1 is gone up horizontal interval and is equipped with feeding conveyer belt 11 and ejection of compact conveyer belt 12, and feeding conveyer belt 11 vertical highly is higher than ejection of compact conveyer belt 12, and ejection of compact conveyer belt 12 is located the below of 11 outputs of feeding conveyer belt, and feeding conveyer belt 11 is used for the transport to rubber materials, and ejection of compact conveyer belt 12 is used for the transport to the rubber materials after the cutting, is convenient for cut the subsequent processing of material.

Referring to fig. 2, the cutting mechanism 2 includes a cutting knife 201, an upper knife rest 202, a lower knife holder 203, a lower knife 204 and a driving member 205 for driving the cutting knife 201 to move up and down, the upper knife rest 202 is slidably disposed on the frame 1 along the height direction, the cutting knife 201 is in a strip shape and horizontally mounted on the upper knife rest 202, the lower knife holder 203 is mounted on the frame 1 and located on one horizontal side close to the output end of the feeding conveyer belt 11, the lower knife 204 is disposed on the lower knife holder 203, the discharging conveyer belt 12 is located below the lower knife holder 203, and the upper knife rest 202 is located above the lower knife holder 203; the cutting knife 201 and the lower cutting knife 204 are staggered up and down, and the driving piece 205 is arranged on the rack 1 and used for driving the upper knife rest 202 to slide up and down in a reciprocating manner, so that the cutting knife 201 is driven to cut the rubber raw material.

The lower extreme of cutting knife 201 is equipped with sword limit 3, and sword limit 3 is located the one side towards ejection of compact conveyer belt 12, and the thickness that cutting knife 201 is located sword limit 3 position down reduces from last gradually, and the rubber raw materials of being convenient for is cut by sword limit 3 better.

When the rubber raw material is required to be cut, the rubber raw material is placed on the feeding conveying belt 11, the rubber raw material is conveyed to the position under the cutting knife 201 under the action of the feeding conveying belt 11, when the driving piece 205 runs, the upper knife rest 202 and the cutting knife 201 move up and down under the driving action of the driving piece 205 to cut the rubber raw material, and the cut rubber raw material falls onto the discharging conveying belt 12 from the output end, close to the feeding conveying belt 11, of the lower knife rest 203.

In this embodiment, referring to fig. 3 and 4, the driving member 205 includes a motor, and the frame 1 is provided with a transmission structure 4. The cam structure comprises a sliding seat 401, a connecting rod 402 and a driving wheel 403, wherein the sliding seat 401 is arranged on two sides of the rack 1 in a sliding mode along the height direction, two ends of the upper tool rest 202 are fixedly connected with the sliding seat 401, the driving wheel 403 is arranged at the upper end of the rack 1 in a rotating mode, a motor drives the driving wheel 403 to rotate, the connecting rod 402 is vertically arranged, the lower end of the connecting rod 402 rotates at the upper end of the sliding seat 401, and the connecting rod 402 is fixedly connected with one surface of the driving wheel 403 and the position close to the peripheral side of the connecting rod 402 through a cross rod 10; the cross bar 10 is horizontally arranged, and the length direction of the cross bar 10 is parallel to the rotation axes of the driving wheel 403 and the connecting rod 402. In this scheme, the driving wheel 403 is a gear, and an output shaft of the motor drives the driving wheel 403 to rotate in a gear transmission manner.

When the motor drives the driving wheel 403 to rotate, and then the driving wheel 403 drives the connecting rod 402 to pull the sliding seat 401 to reciprocate in the vertical direction, the sliding seat 401 drives the upper tool post 202 and the cutting knife 201 to reciprocate up and down, so that the driving piece 205 can move the cutting knife 201 up and down to cut the rubber raw material.

Specifically, referring to fig. 3, the air blowing assembly 5 is arranged on the upper tool rest 202 and deviates from the side where the rubber raw material is placed, the air blowing assembly 5 and the cutting knife 201 move up and down synchronously, the air blowing assembly 5 comprises a main pipe 501, a branch pipe 502 and a plurality of three-way valves 503, the main pipe 501 is arranged on the upper tool rest 202 and moves synchronously along with the cutting knife 201, and the main pipe 501 is arranged along the length direction of the cutting knife 201, so that when cutting is performed at different positions, air can blow off the rubber raw material adhered to the cutting knife 201; the three-way valve 503 is installed on the main pipe 501 at intervals, two ports of the three-way valve 503 in the horizontal direction are communicated with the main pipe 501, an air inlet is formed in the main pipe 501 and used for air inlet, the branch pipe 502 is connected below the main pipe 501, the branch pipe 502 is communicated with a third port of the three-way valve 503, the branch pipe 502 is bent and attached to the lower end face of the upper tool rest 202 and slightly inclines downwards, and the pipe opening of the branch pipe 502 faces the edge 3 of the cutting knife 201. The rubber raw materials receive the branch pipe 502 blowing force effect and drop from the cutting knife 201, and in the cutting process of the rubber raw materials, the adhesion of the rubber raw materials on the cutting knife 201 is reduced.

In addition, referring to fig. 5, a weighing platform 6 is arranged on the frame 1 below the lower tool apron 203 and the cutting knife 201, and the weighing platform 6 is positioned between the upper and lower heights of the lower tool apron 203 and the discharging conveyer belt 12; after the rubber raw material is cut, the cut material falls onto the weighing platform 6 from the feeding conveyer belt 11; meanwhile, a baffle 9 is arranged on one side, which is far away from the feeding of the rubber raw material, of the upper tool rest 202, the baffle 9 cannot interfere with normal air blowing, the baffle 9 is rotatably connected to the upper tool rest 202 through a hinge, when the baffle 9 is in a natural state, the baffle 9 blocks one side, which is far away from the feeding conveyer belt 11, of the lower tool rest 203, and the baffle 9 plays a role of blocking the cut rubber raw material, so that the cut material can better fall on the weighing platform 6, and the possibility that the cut material directly falls on the discharging conveyer belt 12 is reduced; the rack 1 is provided with a material pushing plate 7 and an air cylinder 8 for driving the material pushing plate 7 to move horizontally in a sliding mode, the material pushing plate 7 is connected with the air cylinder 8, and after weighing is completed, the cutting material is pushed onto the discharging conveyor belt 12 under the action of thrust generated by the air cylinder 8 driving the material pushing plate 7 to move horizontally, so that subsequent processing of the cutting material is facilitated.

Example 2

The difference between the present embodiment and embodiment 1 is the structure of the air blowing assembly 5, referring to fig. 6 and 7, the air blowing assembly 5 includes an air pipe 504 and an air outlet 505 spaced apart from the upper side wall of the air pipe 504, the air pipe 504 is disposed at the lower end of the upper tool holder 202 and moves synchronously with the cutting knife 201, the air pipe 504 is disposed along the length direction of the cutting knife 201, the air pipe 504 is rectangular, an air inlet opening is disposed on the air pipe 504, and the air outlet 505 faces the edge 3 of the cutting knife 201. Rubber materials after cutting receives the blowing hole blowing power effect and drops from cutting knife 201, and in the cutting process of rubber materials, the adhesion of the rubber materials after reducing the cutting is on cutting knife 201.

The implementation principle of the rubber cutting device in the embodiment of the application is as follows: when needs cut rubber materials, place rubber materials on feeding conveyer belt 11, feeding conveyer belt 11 drives rubber materials and carries to the below position department of cutting knife 201, and upper slitter frame 202 drives cutting knife 201 and reciprocates under the drive of driving piece 205 and the effect of drive structure 4, and cutting knife 201 and lower cutting knife 204 misplace from top to bottom, realize cutting rubber materials. At this time, part of the rubber raw material is adhered to the edge 3 of the cutting knife 201, the air blowing assembly 5 arranged on one side of the upper knife rest 202 moves up and down synchronously along with the cutting knife 201, the air outlet direction of the air blowing assembly 5 faces to the edge 3 of the cutting knife 201 and is used for blowing the rubber raw material off from the cutting knife 201, and the adhesion of the rubber raw material to the cutting knife 201 is reduced in the cutting process of the rubber raw material. In addition, the cut rubber raw materials fall onto the weighing platform 6 from the feeding conveyer belt 11 under the action of the baffle 9, and the cut materials are pushed onto the discharging conveyer belt 12 under the action of thrust generated by the horizontal movement of the material pushing plate 7 driven by the air cylinder 8 after weighing is finished, so that the subsequent processing of the cut materials is facilitated.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a rubber cutting device, includes frame (1) and cutting mechanism (2), its characterized in that, cutting mechanism (2) include cutting knife (201) and driving piece (205) that are used for driving cutting knife (201) and reciprocate, cutting knife (201) slide from top to bottom and install in frame (1), cutting knife (201) are connected with driving piece (205), still including blowing subassembly (5), blowing subassembly (5) reciprocate with cutting knife (201) are synchronous, the one side that deviates from the rubber materials feeding towards cutting knife (201) of the direction of giving vent to anger of blowing subassembly (5).

2. A rubber cutting device according to claim 1, wherein a lower knife holder (203) is arranged on the machine frame (1) below the cutting knife (201), a lower cutting knife (204) is arranged on the lower knife holder (203), the cutting knife (201) and the lower cutting knife (204) are arranged in a vertically staggered manner, a cutting edge (3) is arranged at the lower end of the cutting knife (201), the cutting edge (3) is arranged on the side of the cutting knife (201) away from the rubber raw material, and the thickness of the cutting knife (201) at the position of the cutting edge (3) is gradually reduced from top to bottom.

3. A rubber cutting device according to claim 2, wherein the machine frame (1) is provided with an upper tool holder (202) capable of sliding up and down, the driving member (205) drives the upper tool holder (202) to move up and down, the cutting knife (201) is attached and fixed to the lower end of one side of the upper tool holder (202), and the upper tool holder (202) and the lower tool holder (203) are staggered up and down.

4. A rubber cutting device according to claim 3, wherein the blowing assembly (5) comprises a main pipe (501), a branch pipe (502) and a plurality of three-way valves (503), the main pipe (501) is arranged along the length direction of the cutting knife (201), the three-way valves (503) are arranged on the main pipe (501) at intervals, two ports of the three-way valves (503) are communicated with the main pipe (501), the branch pipe (502) is communicated with a third port of the three-way valves (503), and the branch pipe (502) faces the edge (3) of the cutting knife (201).

5. A rubber cutting device according to claim 3, wherein the air blowing assembly (5) comprises an air pipe (504) and air outlet holes (505) arranged on the upper side wall of the air pipe (504) at intervals, the air pipe (504) is arranged along the length direction of the cutting knife (201), and the air outlet holes (505) face the edge (3) of the cutting knife (201).

6. A rubber cutting device according to claim 1, characterized in that a feeding conveyor belt (11) is arranged on the frame (1) at the horizontal side of the lower knife holder (203), a discharging conveyor belt (12) is arranged on the frame (1) below the lower knife holder (203), and the vertical height of the feeding conveyor belt (11) is larger than that of the discharging conveyor belt (12).

7. A rubber cutting device according to claim 2, characterized in that a weighing platform (6) is arranged on the frame (1) below the lower knife holder (203) and the cutting knife (201), the weighing platform (6) is arranged between the lower knife holder (203) and the discharging conveyor belt (12), and a material pushing plate (7) for pushing cutting materials falling to the weighing platform (6) after cutting to the discharging conveyor belt (12) is arranged on the frame (1) in a sliding manner.

8. A rubber cutting device according to claim 3, characterized in that a baffle (9) is arranged on the side of the upper tool holder (202) facing away from the rubber raw material feeding, the upper side of the baffle (9) is rotatably connected to the upper tool holder (202), and when the baffle (9) is in a natural state, the baffle (9) blocks the side of the lower tool holder (203) far away from the feeding conveyor belt (11).