CN214644184U

CN214644184U - Knife damage prevention device of silica gel cutting machine

Info

Publication number: CN214644184U
Application number: CN202120660118.2U
Authority: CN
Inventors: 葛帅; 李朝明
Original assignee: Longxiang Rubber Dalian Co ltd
Current assignee: Longxiang Rubber Dalian Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-09
Anticipated expiration: 2031-03-31

Abstract

A knife-damaging prevention device of a silica gel cutting machine belongs to the field of rubber cutters. The utility model discloses be equipped with and hold in the palm the material platform, hold in the palm material bench side and be equipped with the support, be equipped with the knife rest in the support, be equipped with the cut-off knife in the knife rest, the knife rest top links to each other with the support. The support below still is equipped with the cylinder, and it has the nip roll to link below the cylinder, and the nip roll passes through motor a drive, and the nip roll passes through the planar track of driving belt drive support material platform simultaneously and removes, and support material platform below is equipped with motor b, and motor b passes through the vertical direction of drive connecting rod and knife rest connection control knife rest and removes. The utility model discloses a prevent hindering the sword setting, guarantee that the cut-off knife is used when the metal sheet cutting dynamics is suitable, do not damage the cut-off knife cutting edge, solved the piece problem of using the nylon board simultaneously.

Description

Knife damage prevention device of silica gel cutting machine

Technical Field

The utility model belongs to rubber cut-off knife field, concretely relates to silica gel cutting machine prevents hindering sword device.

Background

In the existing rubber industry, a cut-off knife of a silica gel cutting machine directly acts on a metal plate or acts on a nylon plate to damage a knife edge on the metal plate, and when the cut-off knife acts on the nylon plate, scraps of the nylon plate are mixed into materials to form foreign matters, so that the products are poor.

SUMMERY OF THE UTILITY MODEL

To the aforesaid is not enough the utility model provides a silica gel cutting machine prevents hindering sword device, the device can prevent that the cutting edge from damaging, and can improve cutting efficiency.

The utility model provides a device that technical problem adopted is equipped with and holds in the palm the material platform, holds in the palm material bench side and is equipped with the support, is equipped with the knife rest in the support, is equipped with the cut-off knife in the knife rest, and the cut-off knife passes through fixed screw with the knife rest, and the knife rest top links to each other with the one end of screw, and the other end of screw passes support salient in support top, and the screw salient is equipped with the spring in the outside of support part and makes the knife rest can remove in vertical direction. The support below still is equipped with the cylinder, and it has the nip roll to link below the cylinder, and the nip roll passes through motor a drive, and the nip roll passes through the planar track of driving belt drive support material platform simultaneously and removes, and support material platform below is equipped with motor b, and motor b passes through the vertical direction of drive connecting rod and knife rest connection control knife rest and removes.

Furthermore, a gravity sensor is arranged in the material supporting table surface right below the cut-off knife to sense the force of the cut-off knife.

Furthermore, the gravity sensor is electrically connected with the PLC, and the PLC is electrically connected with the motor b.

Further, the material supporting table is a metal table top.

Furthermore, the cutting edge of the cut-off knife is made of alloy materials.

Further, the air cylinder controls the nip roll to move in the vertical direction.

Further, the motor a, the motor b, the air cylinder and the PLC are all connected with a power supply.

The working process is as follows: silica gel material is under swager to cut-off knife, motor b control transmission connecting rod makes the knife rest whereabouts, the cut-off knife is under the reaction force of spring, just contact the material supporting platform and kick-back upwards, prevent that cut-off knife gravity and material supporting platform contact strength are too big, when the cut-off knife descends with material supporting platform contact strength too big, the gravity inductor begins work and passes the signal for the PLC controller, PLC controller control motor b stop work, highly adjust spring jack-up, realize the effect of protection cut-off knife.

Has the advantages that: the utility model discloses a prevent hindering the sword setting, guarantee that the cut-off knife is used in the cutting dynamics when the metal sheet suitable, do not damage the cut-off knife cutting edge, the cut-off knife is used in the nylon board and avoids producing the damage to the nylon board.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side view of the present invention.

As shown in the figure, the automatic feeding device comprises a cylinder 1, a fixing screw 2, a knife rest 3, a cutter 4, a motor a5, a spring 6, a gravity sensor 7, a transmission connecting rod 8, a motor b9, a transmission belt 10, a material supporting table 11, a material pressing roller 12, a cylinder 13 and a screw 14.

Detailed Description

The present invention will be further described with reference to the following examples.

Example 1

This embodiment is equipped with and holds in the palm material platform 11, holds in the palm and is equipped with the support above the material platform 11, is equipped with knife rest 3 in the support, is equipped with cut-off knife 4 in the knife rest 3, and cut-off knife 4 passes through fixed screw 2 with knife rest 3 and fixes, and the top of knife rest 3 links to each other with the one end of screw 14, and the other end of screw 14 passes the support salient in the support top, and screw 14 salient is equipped with spring 6 messenger knife rest 3 and can move in vertical direction in the outside of support part. The cylinder 1 is further arranged below the support, the nip roll 12 is connected to the lower portion of the cylinder 1, the nip roll 12 is driven by the motor a5, the nip roll 12 drives the plane crawler of the material supporting table 11 to move through the transmission belt 10, the motor b9 is arranged below the material supporting table 11, and the motor b9 is connected with the knife rest 3 through the transmission connecting rod 8 to control the knife rest 3 to move in the vertical direction. Wherein, a gravity sensor 7 is arranged in the surface of the material supporting platform 11 under the cutter 4 to sense the force of the cutter 4. The gravity sensor 7 is electrically connected with a PLC controller, and the PLC controller is electrically connected with the motor b 9. The material supporting table 11 is a metal table top. The cutter 4 is made of stainless steel. The air cylinder 13 controls the nip roll 12 to move in the vertical direction. And the motor a5, the motor b9, the air cylinder 13 and the PLC are all connected with a power supply.

Example 2

The working process is as follows: silica gel material is under nip roll 12 to cut-off knife 4, motor b9 control transmission connecting rod 8 makes knife rest 3 whereabouts, cut-off knife 4 is under the reaction force of spring 6, just contact and hold in the palm material platform 11 and just upwards kick-back, prevent that cut-off knife 4 gravity is too big with holding in the palm material platform 11 contact strength, it is too big with holding in the palm material platform 11 contact strength when cut-off knife 4 descends, gravity inductor 7 begins work and passes the PLC controller with the signal, PLC controller control motor b9 stop work, adjust the jack-up height of spring 6, realize the effect of protection cut-off knife 4.

The foregoing embodiments are provided for illustration and description of the invention and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed.

Claims

1. A knife damage prevention device of a silica gel cutting machine is characterized in that the device is provided with a material supporting table (11), a support is arranged above the material supporting table (11), a knife rest (3) is arranged in the support, a cut-off knife (4) is arranged in the knife rest (3), the cut-off knife (4) and the knife rest (3) are fixed through a fixing screw (2), the top of the knife rest (3) is connected with one end of a screw (14), the other end of the screw (14) penetrates through the support and protrudes above the support, and a spring (6) is arranged on the outer side, protruding out of the support, of the screw (14) to enable the knife rest (3) to move in the vertical direction; the support below still is equipped with cylinder (1), and cylinder (1) below even has nip rolls (12), and nip rolls (12) pass through motor a (5) drive, and nip rolls (12) are simultaneously through driving belt (10) drive support material platform (11) planar track removal, and support material platform (11) below is equipped with motor b (9), and motor b (9) are connected control knife rest (3) vertical direction through transmission connecting rod (8) and knife rest (3) and are removed.

2. The knife damage prevention device of the silica gel cutting machine as claimed in claim 1, wherein a gravity sensor (7) is arranged in the surface of the material supporting table (11) right below the cutter (4) to sense the force of the cutter (4).

3. The knife damage prevention device of the silica gel cutting machine as claimed in claim 1, wherein the gravity sensor (7) is electrically connected with a PLC controller, and the PLC controller is electrically connected with the motor b (9).

4. The knife damage prevention device of the silica gel cutting machine as claimed in claim 1, wherein the material supporting table (11) is a metal table top.

5. The knife device of claim 1, wherein the cutter (4) is made of stainless steel.

6. The knife damage prevention device of the silica gel cutting machine as claimed in claim 1, wherein the air cylinder (13) controls the nip roll (12) to move in a vertical direction.

7. The knife damage prevention device of the silica gel cutting machine as claimed in claim 1, wherein the motor a (5), the motor b (9), the cylinder (13) and the PLC are connected to a power supply.