CN211331827U

CN211331827U - Laser rotary cutting mechanism

Info

Publication number: CN211331827U
Application number: CN201921965264.5U
Authority: CN
Inventors: 李伟; 李少锋
Original assignee: Suzhou Hosver Automation Technology Co ltd
Current assignee: Suzhou Hosver Automation Technology Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-08-25
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a laser rotary cutting mechanism, which comprises a clamping rotating device and a laser cutting machine, wherein the laser cutting machine is positioned at the upper side of the clamping rotating device; the clamping and rotating device comprises a mounting plate, a sliding wheel, a first driving source, a second driving source, a track wheel and a plurality of claw bodies, wherein the mounting plate is provided with a mounting hole, and the sliding wheel and the track wheel are arranged in the mounting hole; the sliding wheel is provided with a plurality of straight limiting grooves, the limiting grooves are uniformly arranged from the axis of the sliding wheel to the axial direction of the sliding wheel, the limiting grooves and the claw bodies are arranged in a one-to-one correspondence manner, and the second driving source drives the sliding wheel to rotate so as to drive the plurality of claw bodies to rotate; the track wheel is uniformly provided with a plurality of track grooves around the axis of the track wheel, the track grooves are arranged in one-to-one correspondence with the claw bodies, the claw bodies are provided with sliding pins, and the end parts of the sliding pins are positioned in the track grooves; the orbit wheel rotates to drive the plurality of claw bodies to move towards the center and clamp the cable, and the first driving source drives the orbit wheel to rotate. When the sliding wheel rotates, the clamping force cannot be weakened, and the sliding wheel can rotate 360 degrees while clamping.

Description

Laser rotary cutting mechanism

Technical Field

The utility model relates to a cable processing technology field, concretely relates to laser rotary-cut mechanism.

Background

At present, when the cable is processed, the sheath of the cable is required to be cut off by rotating the sheath for one circle, so that the section of the sheath is cut off. And the clamping device in the prior laser rotary cutting machine. Generally, the clamping device can only clamp cables with a single size, the cables with smaller outer diameters cannot be clamped or clamped firmly, and the traditional clamping jaw cannot achieve the position 0 and cannot be applied to smaller diameters. The traditional clamping force is weakened during rotation, and the clamping force is insufficient, so that the rotary cutting operation is low in operation precision and yield.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a laser rotary-cut mechanism, it can realize 0 position centre gripping, and when rotating along with the movable pulley, the clamp force can not weaken, can 360 degrees rotations when pressing from both sides tightly.

In order to solve the technical problem, the utility model provides a laser rotary cutting mechanism, which comprises a clamping and rotating device and a laser cutting machine, wherein the laser cutting machine is positioned at the upper side of the clamping and rotating device; the clamping and rotating device comprises a mounting plate, a sliding wheel, a first driving source, a second driving source, a track wheel and a plurality of claw bodies, wherein a mounting hole is formed in the mounting plate, and the sliding wheel and the track wheel are arranged in the mounting hole;

the sliding wheel is provided with a plurality of straight limiting grooves, the limiting grooves are uniformly arranged from the axis of the sliding wheel to the axial direction of the sliding wheel, the limiting grooves and the claw bodies are arranged in a one-to-one correspondence manner, and the second driving source drives the sliding wheel to rotate so as to drive the claw bodies to rotate;

the track wheel is uniformly provided with a plurality of track grooves around the axis of the track wheel, the track grooves are arranged in one-to-one correspondence with the claw bodies, the claw bodies are provided with sliding pins, and the end parts of the sliding pins are positioned in the track grooves; the track wheel rotates to drive the plurality of claw bodies to move towards the center and clamp the cable, and the first driving source drives the track wheel to rotate.

Preferably, the track groove is a curved groove body, and the distance between the track groove and the center of the track wheel along the groove line direction of the track groove gradually decreases.

Preferably, the track wheel further comprises a first synchronous pulley, the first synchronous pulley is fixed with the track wheel, and the first driving source is connected with the first synchronous pulley through a transmission belt.

Preferably, the device further comprises a second synchronous pulley, the second synchronous pulley is fixed with the sliding wheel, and the second driving source is connected with the second synchronous pulley through a transmission belt.

Preferably, the number of the claw bodies is four.

Preferably, the claw body is provided with a contact end for contacting the cable, the contact end is provided with an inclined contact surface, and the claw body is further provided with a yielding groove for yielding the contact end of the adjacent claw body.

Preferably, the cable clamping device further comprises a first clamping device and a second clamping device for clamping the cable, and the first clamping device and the second clamping device are positioned on two sides of the clamping rotating device.

Preferably, the laser cutting machine further comprises a base, a platform and a translation device, the first clamping device is located on the base, the laser cutting machine, the second clamping device and the clamping rotating device are located on the platform, and the translation device drives the platform to translate relative to the base.

Preferably, the first driving source is a motor.

The utility model has the advantages that:

1. the utility model discloses be provided with the movable pulley, when the second driving source drive movable pulley rotated, the claw body that is centre gripping the cable on the movable pulley also rotated in step to realize that the cable is rotatory, the laser beam is unchangeable, so, realizes the rotary-cut.

2. The utility model discloses be provided with the orbit wheel, a plurality of orbit grooves have evenly been seted up around its axle center to the orbit wheel, and orbit groove and the setting of the claw body one-to-one are provided with the sliding pin on the claw body, and the tip of sliding pin is located the orbit inslot, and when the orbit wheel was rotatory, the sliding pin can be followed the orbit groove and removed, so, realizes promptly that the claw body tightens up to the center all around to press from both sides tight cable.

3. The utility model discloses in, first driving source drive orbit wheel rotates, through the combined action of orbit wheel and movable pulley, can realize that all clamping jaws tighten up to the movable pulley center in step, presss from both sides tight cable, and the clamp force is firm, realizes 0 centre gripping, and when rotating along with the movable pulley, the clamp force can not weaken, can 360 degrees rotations when pressing from both sides tightly.

4. The utility model discloses compact structure is suitable for the rotary-cut processing of not unidimensional cable, and the machining precision is high.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a clamping rotating assembly;

FIG. 3 is a schematic structural view of a sliding wheel and a claw body;

FIG. 4 is a schematic diagram of the structure of the track wheel and the claw body;

FIG. 5 is a second schematic structural view of the present invention;

FIG. 6 is a schematic structural view of a sliding wheel;

FIG. 7 is a schematic diagram of a track wheel structure;

FIG. 8 is a schematic structural view of the pawl body;

fig. 9 is a schematic structural diagram of four claws at position 0.

The reference numbers in the figures illustrate: 10. a first holding device; 11. a first pneumatic jaw; 20. a second holding device; 21. a second pneumatic jaw; 30. a laser cutting machine; 40. a clamping and rotating device; 41. a mounting seat; 42. a cover plate; 43. a sliding wheel; 431. a limiting groove; 432. a first shaft body; 44. a claw body; 441. a slide pin; 442. a butting end; 443. a yielding groove; 444. an abutting surface; 45. a track wheel; 451. a track groove; 452. a second shaft body; 50. a first drive source; 51. a first timing pulley; 52. a second drive source; 53. a second timing pulley; 60. a base; 61. a platform; 62. a horizontal pushing driving source.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1 to 9, the present invention discloses a laser rotary cutting mechanism, which includes a clamping rotating device 40 and a laser cutting machine 30, wherein the laser cutting machine 30 is located on the upper side of the clamping rotating device 40. Laser cutter 30 may emit a laser beam that ablates the sheath of the cable, thereby effecting the cut.

The clamping and rotating device 40 includes a mounting plate, a sliding wheel 43, a first driving source 50, a second driving source 52, a track wheel 45 and a plurality of claw bodies 44, wherein the mounting plate is provided with a mounting hole, and the sliding wheel 43 and the track wheel 45 are arranged in the mounting hole.

The sliding wheel 43 is provided with a plurality of straight limiting grooves 431, the limiting grooves 431 are uniformly arranged from the axis of the sliding wheel 43 to the axial direction of the sliding wheel, the limiting grooves 431 are arranged in one-to-one correspondence with the claw bodies 44, and the second driving source 52 drives the sliding wheel 43 to rotate so as to drive the claw bodies 44 to rotate. When the second driving source 52 drives the sliding wheel 43 to rotate, the claw 44 clamping the cable on the sliding wheel 43 also synchronously rotates, so that the cable rotates, the laser beam is not changed, and rotary cutting is realized.

The track wheel 45 is uniformly provided with a plurality of track grooves 451 around the axis, the track grooves 451 are arranged corresponding to the claw bodies 44 one by one, the claw bodies 44 are provided with sliding pins 441, and the ends of the sliding pins 441 are positioned in the track grooves 451. The track wheel 45 rotates to move the plurality of claws 44 toward the center and grip the cable. Since the limiting groove 431 of the sliding wheel 43 has a limiting effect on the movement of the claw body 44, the claw body 44 can only move along the limiting groove 431, and when the track wheel 45 rotates, the sliding pin 441 moves along the track groove 451, so that the claw body 44 is tightened from the periphery to the center, and the cable is clamped. The first driving source 50 drives the track wheel 45 to rotate. Through the combined action of the track wheel 45 and the sliding wheel 43, all clamping jaws can be synchronously tightened up towards the center of the sliding wheel 43, a cable is clamped, the clamping force is stable, 0-position clamping is realized, and when the sliding wheel 43 rotates, the clamping force cannot be weakened, and the sliding wheel can rotate by 360 degrees while clamping.

Referring to fig. 4 and 7, the track groove 451 is a curved groove body, and the distance from the center of the track wheel 45 in the groove line direction of the track groove 451 is gradually reduced. Thus, the plurality of track grooves 451 are provided around the center of the track wheel 45. Since the distance between the track groove 451 and the center of the track wheel 45 along the groove line direction thereof is gradually reduced, the claw 44 is moved toward the center of the sliding wheel 43 by the sliding pin 441 when the track wheel 45 rotates.

Referring to fig. 5, the present invention further includes a first synchronous pulley 51, the first synchronous pulley 51 is fixed to the track wheel 45, and the first driving source 50 is connected to the first synchronous pulley 51 through a transmission belt. The utility model discloses still include second synchronous pulley 53, second synchronous pulley 53 is fixed with movable pulley 43, and second driving source 52 passes through driving belt and is connected with second synchronous pulley 53. The first and

second driving sources

50 and 52 may be motors.

Referring to fig. 2, the slide wheel 43 is provided with a cover plate 42, and the cover plate 42 is fixed to the slide wheel 43. The cover plate 42 is circular.

Referring to fig. 6, a first shaft 432 is disposed at the center of the sliding wheel 43, and the first shaft 432 is fixed to the second synchronous pulley 53, so that the sliding wheel 43 can rotate when the second synchronous pulley 53 rotates.

Referring to fig. 7, a second shaft 452 is disposed at the center of the track wheel 45, and the second shaft 452 is fixed to the first synchronous pulley 51, so that the track wheel 45 can rotate when the first synchronous pulley 51 rotates.

Referring to fig. 8 and 9, the number of the claw bodies 44 is four. The claw body 44 is provided with a contact end 442 that contacts the cable, the contact end 442 is provided with an inclined contact surface 444, and the claw body 44 is further provided with a relief groove 443 that relieves the contact end 442 of the adjacent claw body 44. When the four claws 44 synchronously move toward the center, the receding groove 443 of the claw 44 can recede from the abutting end 442 of the adjacent claw 44, so that the claws 44 move toward the center to abut against the cable, i.e., press the cable.

Referring to fig. 1, the present invention further includes a first clamping device 10 and a second clamping device 20 for clamping the cable, wherein the first clamping device 10 and the second clamping device 20 are located at two sides of the clamping rotating device 40. The first clamping device 10 comprises a first pneumatic jaw 11. The second clamping device 20 comprises a second pneumatic jaw 21.

Referring to fig. 1, the present invention further includes a base 60, a platform 61 and a translation device, the first clamping device 10 is located on the base 60, the laser cutting machine 30, the second clamping device 20 and the clamping rotating device 40 are located on the platform 61, and the translation device drives the platform 61 to translate relative to the base 60. The translation device is including piecing together the cabinet driving source, and the translation driving source can be the motor. The platform 61 is driven to move relative to the base 60 by a translation device, which is prior art and will not be described herein. The translation device is arranged, so that the second clamping device 20 can conveniently clamp the cable and drive the cable to integrally translate, and different areas of the rotary-cut cable can be conveniently cut.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The laser rotary cutting mechanism is characterized by comprising a clamping rotating device and a laser cutting machine, wherein the laser cutting machine is positioned on the upper side of the clamping rotating device; the clamping and rotating device comprises a mounting plate, a sliding wheel, a first driving source, a second driving source, a track wheel and a plurality of claw bodies, wherein a mounting hole is formed in the mounting plate, and the sliding wheel and the track wheel are arranged in the mounting hole;

2. The laser rotational atherectomy mechanism of claim 1, wherein the tracking groove is a curved groove body, and the tracking groove gradually decreases in distance from the center of the tracking wheel along the direction of the groove line.

3. The laser rotational atherectomy mechanism of claim 1, further comprising a first timing pulley, the first timing pulley being secured to the tracking wheel, the first drive source being coupled to the first timing pulley via a drive belt.

4. The laser rotational atherectomy mechanism of claim 1, further comprising a second synchronous pulley, the second synchronous pulley being fixed to the pulley, the second drive source being connected to the second synchronous pulley via a drive belt.

5. The laser rotational atherectomy mechanism of claim 1, wherein the number of claws is four.

6. The laser rotational atherectomy mechanism of claim 1, wherein the claw body is provided with an abutting end for abutting against the cable, the abutting end is provided with an inclined abutting surface, and the claw body is further provided with a relief groove for avoiding the abutting end of the adjacent claw body.

7. The rotational atherectomy mechanism of claim 1, further comprising a first clamping device and a second clamping device for clamping the cable, the first clamping device and the second clamping device being positioned on opposite sides of the clamping and rotating device.

8. The rotary laser ablation mechanism of claim 7, further comprising a base, a platform, and a translation device, wherein the first clamping device is located on the base, and wherein the laser cutter, the second clamping device, and the clamping rotation device are located on the platform, and wherein the translation device drives the platform to translate relative to the base.

9. The laser rotational atherectomy mechanism of claim 1, wherein the first drive source is a motor.