CN217881145U

CN217881145U - Sleeve clamping mechanism

Info

Publication number: CN217881145U
Application number: CN202221565576.9U
Authority: CN
Inventors: 杨波; 林传树
Original assignee: Dongguan Zhongchuang Intelligent Equipment Co ltd
Current assignee: Dongguan Zhongchuang Intelligent Equipment Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-11-22
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a sleeve clamping mechanism, which comprises a pipe conveying assembly, a pipe cutting assembly and a pipe clamping assembly; the pipe cutting assembly is positioned between the pipe conveying assembly and the pipe clamping assembly. The pipe clamping assembly comprises a cam, a spring, a clamping arm, a clamp and a bearing; the clamp is arranged on the clamping arm; the bearing is arranged on the clamping arm; the cam is rotatably arranged between the bearings; and two ends of the spring are correspondingly connected to the clamping arms and tension the clamping arms. The taut arm lock of spring makes anchor clamps closed, promotes during cam pivoted the bearing makes anchor clamps open, and this kind of anchor clamps open and shut structure is very simple, is favorable to improving the work efficiency of anchor clamps. In addition, the cutting edge of the cutter is oblique, so that the sleeve can be cut off gently, and the sleeve is not easy to deform.

Description

Sleeve clamping mechanism

Technical Field

The utility model belongs to the technical field of the transformer bushing processing and specifically relates to indicate a jacket pipe mechanism.

Background

The transformer is provided with a bushing for insulation. The sleeves are initially relatively long and need to be cut to different lengths for use.

When cutting the casing, the casing is usually clamped by a clamp and then cut by a cutter. Wherein, the clamp often adopts the air cylinder to drive the clamp to open or close. The cylinder drive needs to use the inflation and deflation equipment matched with the cylinder, so that the overall structure is complex, and the cost of the equipment can be increased. In addition, the cylinder has an inflation and deflation process, and the efficiency of pipe interception can be affected.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide a sleeve clamping mechanism, which is not only simple in structure, but also beneficial to improving efficiency, thereby overcoming the deficiencies of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the application provides a sleeve clamping mechanism, which comprises a pipe conveying assembly, a pipe cutting assembly and a pipe clamping assembly; the pipe cutting assembly is positioned between the pipe conveying assembly and the pipe clamping assembly;

the pipe clamping assembly comprises a cam, a spring, a clamping arm, a clamp and a bearing; the clamp is arranged on the clamping arm; the bearing is arranged on the clamping arm; the cam is rotatably arranged between the bearings; two ends of the spring are correspondingly connected to the clamping arms, and the clamping arms are tensioned; the cam pushes the bearing to expand the clamp.

Further, the pipe cutting assembly comprises a cutter cylinder and a cutter connected with the output end of the cutter cylinder; the cutter is arranged on one side of the clamp, and the cutting edge of the cutter is oblique.

Preferably, the cutter is arranged on a cutter seat, and the cutter seat slides on a cutter sliding rail.

Preferably, the tube feeding assembly comprises a sleeve positioning assembly and a sleeve driving assembly arranged on one side of the sleeve positioning assembly;

the sleeve positioning assembly comprises a positioning driving wheel A and a positioning driving wheel B; the positioning driving wheels B are arranged on two sides of the positioning driving wheel A;

the sleeve driving assembly comprises a guide tube A, a guide tube B and a tube clamping wheel; the guide tube A is positioned at one side of the guide tube B; a pair of the tube clamping wheels is positioned between the guide tube A and the guide tube B to clamp the sleeve.

Preferably, the clamp is provided with clamping openings with different sizes.

Preferably, the pipe clamping assembly is arranged on a carrying mechanism; the carrying mechanism comprises a lead screw and a frame body; the output end of the lead screw drives the rack body to move back and forth on the slide rail.

Preferably, a threading assembly is arranged on one side of the movement track of the clamp; the threading assembly comprises a threading pipe A, a threading pipe B and a thread clamping wheel; the wire clamping wheel is arranged between the threading pipe A and the threading pipe B to clamp the copper wire.

Preferably, the cam has two convex curved profiles, and the two curved profiles are symmetrical.

Compared with the prior art, the pipe clamping mechanism has obvious advantages and beneficial effects, and particularly, according to the technical scheme, the pipe clamping mechanism comprises a pipe conveying assembly, a pipe cutting assembly and a pipe clamping assembly; the pipe cutting assembly is positioned between the pipe conveying assembly and the pipe clamping assembly. The pipe conveying assembly is used for conveying the casing pipe, and the pipe cutting assembly is used for cutting off the casing pipe; the clamping tube assembly is used for clamping the sleeve. The pipe clamping assembly comprises a cam, a spring, a clamping arm, a clamp and a bearing; the clamp is arranged on the clamping arm; the bearing is arranged on the clamping arm; the cam is rotatably arranged between the bearings; two ends of the spring are correspondingly connected to the clamping arms, and the clamping arms are tensioned; the cam pushes the bearing to expand the clamp. The taut arm lock of spring makes anchor clamps closed, makes anchor clamps open when the cam pivoted, and this kind of structure that opens and shuts is very simple, is favorable to improving the work efficiency of anchor clamps.

The cutter is arranged on one side of the clamp, and the cutting edge of the cutter is oblique, so that the sleeve can be cut off gently, and the sleeve is not easy to deform.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is another schematic view of fig. 1 according to an embodiment of the present invention.

Fig. 3 is a schematic top view of an embodiment of the present invention.

Fig. 4 is a schematic view of a tube clamping assembly according to an embodiment of the present invention.

Description of the figures:

10. pipe conveying assembly, 110 and sleeve positioning assembly

111. Positioning driving wheel A112 and positioning driving wheel B

120. Cannula drive assembly 121, guide tube A

123. Guide tube B124 and tube clamping wheel

20. Pipe cutting assembly 21 and cutter

22. Cutter holder 23 and cutter cylinder

24. Cutter slide rail 30 and clamping pipe assembly

31. Cam 32, spring

33. Clamping arm 34 and clamp

35. Bearing 40 and carrying mechanism

41. Screw rod 42 and frame body

43. Synchronizing wheel A44 and synchronizing wheel B

45. Synchronous belt 50 and threading assembly

51. Threading pipe A52 and threading pipe B

53. A wire clamping wheel.

Detailed Description

Referring to fig. 1 to 4, a specific structure of a preferred embodiment of the present invention is shown, which is a sleeve clamping mechanism.

Wherein, the spring 32 and the cam 31 are matched, so that the opening and closing structure of the clamp 34 is very simple, and the work efficiency of the clamp 34 is improved.

The application provides a sleeve clamping mechanism, which comprises a pipe conveying assembly 10, a pipe cutting assembly 20 and a pipe clamping assembly 30; the tube cutting assembly 20 is located between the tube feeding assembly 10 and the tube clamping assembly 30. The tube conveying assembly 10 is used for conveying the casing, and the tube cutting assembly 20 is used for cutting the casing; the clamping tube assembly 30 is used to clamp the casing. The casing is fed by the tube feeding assembly 10, clamped by the clamping assembly 30, and then cut by the cutting assembly 20.

The pipe clamping assembly 30 comprises a cam 31, a spring 32, a clamping arm 33, a clamp 34 and a bearing 35; the clamp 34 is arranged on the clamping arm 33; the bearing 35 is arranged on the clamping arm 33; the cam 31 is rotatably disposed between the bearings 35; two ends of the spring 32 are correspondingly connected to the clamping arms 33, and the clamping arms 33 are tensioned; the cam 31 pushes the bearing 35 to open the clamp 34. The clamp 34 is closed by the tensioning clamping arm 33 of the spring 32, the clamp 34 is opened when the cam 31 rotates, and the opening and closing structure is very simple, so that the working efficiency of the clamp 34 is improved. The cam 31 can drive two clamping arms 33 simultaneously, or drive one clamping arm 33, so that the two clamping arms 33 are opened simultaneously, or a single clamping arm 33 is opened, thereby realizing the opening of the clamp 34. The bearing 35 plays a role in reducing friction and abrasion, and can reduce abrasion of the clamping arm 33. Preferably, the clamping arms 33 are arranged on clamping arm slide rails, and the cam 31 rotates to make the two clamping arms 33 move away from or approach each other, so that the clamp 34 is opened or closed.

Further, the pipe cutting assembly 20 comprises a cutter cylinder 23 and a cutter 21 connected with the output end of the cutter cylinder 23; the cutter 21 is arranged on one side of the clamp 34, and the cutting edge of the cutter 21 is oblique. Preferably, the cutter 21 is disposed on the cutter seat 22, and the cutter seat 22 slides on the cutter slide rail 24, so as to facilitate controlling the movement precision of the cutter 21 and avoid affecting the cutting precision. The cutter cylinder 23 drives the cutter seat 22 to slide on the cutter slide rail 24, and when the cutter seat 22 moves, the cutter 21 cuts off the sleeve. Because the cutting edge of the cutter 21 is oblique, the sleeve can be cut off gently, the deformation of the sleeve is reduced, and the quality is ensured.

Preferably, the cannula delivery assembly 10 includes a cannula positioning assembly 110, and a cannula drive assembly 120 disposed on one side of the cannula positioning assembly 110; the sleeve positioning assembly 110 comprises a positioning driving wheel A111 and a positioning driving wheel B112; the positioning driving wheels B112 are arranged on two sides of the positioning driving wheel A111; the cannula driving component 120 comprises a guide tube A121, a guide tube B123 and a tube clamping wheel 124; the guide tube A121 is positioned on one side of the guide tube B123; a pair of pinch wheels 124 is positioned between guide tube a121 and guide tube B123 to pinch the cannula. The sleeve passes through the positioning driving wheel B112, the positioning driving wheel A111 and the positioning driving wheel B112 in sequence and then enters the sleeve driving assembly 120. The cannula is advanced into guide tube a121 and guide tube B123. Two rotatable pinch rollers 124 are disposed between guide tube a121 and guide tube B123. Wherein, a tube clamping wheel 124 has power. The unpowered pinch roller 124 can approach another powered pinch roller 124, and the sleeve is pinched by the pinch rollers 124 as it passes between the pinch rollers 124. Preferably, the non-powered pinch roller 124 is driven by spring force to move toward the other powered pinch roller 124.

Preferably, the clamp 34 is provided with clamp openings with different sizes to adapt to sleeves with different diameters, so that the universality is better.

Preferably, the tube clamping assembly 30 is disposed on a carrying mechanism 40; the carrying mechanism 40 comprises a lead screw 41 and a frame body 42; the output end of the lead screw 41 drives the rack 42 to move back and forth on the rack slide rail. A timing wheel a43 of the motor drives a timing wheel B44 provided on the lead screw 41 via a timing belt 45. The lead screw 41 drives the tube clamping assembly 30 to move back and forth.

Preferably, a threading assembly 50 is arranged on one side of the movement track of the clamp 34; the threading assembly 50 comprises a threading pipe A51, a threading pipe B52 and a thread clamping wheel 53; the wire clamping wheel 53 is arranged between the threading pipe A51 and the threading pipe B52 to clamp the copper wire. The clamp 34 grips the cannula and moves to the threading assembly 50. The copper wire passes from threading tube A51 to threading tube B52 and then is threaded onto the sleeve. Preferably, there are two wire clamping wheels 53, and both of them can rotate, and one of the wire clamping wheels 53 has power, and preferably adopts a motor as a power source. The unpowered wire clamping wheel 53 is close to the powered wire clamping wheel 53 under the action of elastic force, so that the copper wire can be continuously conveyed. Preferably, the pinch roller 124 and the pinch roller 53 are rubber rollers.

Preferably, the cam 31 has two convex curved profiles, and the two curved profiles are symmetrical, so that when the cam 31 rotates, two clamping arms 33 can be opened simultaneously, and then the two clamping arms 33 can be closed simultaneously under the action of the spring 32.

To sum up, the utility model discloses a design focus lies in that its spring 32 and cam 31 cooperate, have replaced the complex construction of traditional anchor clamps work for opening and the closed structure of anchor clamps are very simple, have improved the work efficiency of anchor clamps.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A jacket sleeve mechanism, which is characterized in that: comprises a pipe feeding component, a pipe cutting component and a pipe clamping component; the pipe cutting assembly is positioned between the pipe conveying assembly and the pipe clamping assembly;

2. A jacket sleeve mechanism according to claim 1, wherein: the pipe cutting assembly comprises a cutter cylinder and a cutter connected with the output end of the cutter cylinder; the cutter is arranged on one side of the clamp, and the cutting edge of the cutter is oblique.

3. A jacket sleeve mechanism according to claim 2, wherein: the cutter is arranged on the cutter seat, and the cutter seat slides on the cutter slide rail.

4. A jacket sleeve mechanism according to claim 1, wherein: the pipe conveying assembly comprises a sleeve positioning assembly and a sleeve driving assembly arranged on one side of the sleeve positioning assembly;

5. A jacket sleeve mechanism according to claim 1, wherein: the clamp is provided with clamping openings with different sizes.

6. A jacket sleeve mechanism according to claim 1, wherein: the pipe clamping assembly is arranged on a carrying mechanism; the carrying mechanism comprises a lead screw and a frame body; the output end of the lead screw drives the rack body to move back and forth on the slide rail.

7. A jacket sleeve mechanism according to claim 1 or 5, wherein: a threading assembly is arranged on one side of the motion track of the clamp; the threading assembly comprises a threading pipe A, a threading pipe B and a thread clamping wheel; the wire clamping wheel is arranged between the threading pipe A and the threading pipe B to clamp the copper wire.

8. A jacket sleeve mechanism according to claim 1, wherein: the cam has two convex curved profiles, and the two curved profiles are symmetrical.