CN219945323U

CN219945323U - Irregular plate clamping mechanism for machining

Info

Publication number: CN219945323U
Application number: CN202321202757.XU
Authority: CN
Inventors: 周继远; 闫石磊; 张政; 管健; 尚宏旭
Original assignee: Shandong Taidong Industrial Co ltd
Current assignee: Shandong Taidong Industrial Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-11-03
Anticipated expiration: 2033-05-16

Abstract

The utility model discloses an irregular plate clamping mechanism for machining, which relates to the technical field of machining and comprises a working platform, a support and transverse clamping assemblies, wherein the working platform is used for placing a workpiece, two supports are symmetrically arranged on the working platform, a plurality of groups of transverse clamping assemblies are arranged on the supports along the length direction of the supports, the two groups of transverse clamping assemblies are relatively close to the middle part, and the moving positions of the plurality of groups of transverse clamping assemblies adopt an independent adjusting mode so that each group of transverse clamping assemblies can independently fix irregular surfaces of the workpiece. The device can be used for stably clamping workpieces in irregular shapes, each transverse clamping component can be independently adjusted, and when the device is used, transverse clamping plates of each transverse clamping component are uniformly distributed on irregular surfaces of the workpieces and are attached to the workpieces to be clamped, so that the workpieces are better clamped, and the use value is high.

Description

Irregular plate clamping mechanism for machining

Technical Field

The utility model relates to the technical field of machining, in particular to an irregular plate clamping mechanism for machining.

Background

The machining refers to a process of changing the external dimension or performance of a workpiece by a mechanical device, and in the prior art, a patent with a publication number of CN210549645U discloses a clamp for machining, which comprises a bottom plate, wherein the top of the bottom plate is provided with a lifting mechanism; the fixture solves the problems that the existing fixture for machining is inconvenient to adjust, and more time is wasted for manual adjustment due to the height and the position when machining, so that the fixture is inconvenient to use and the working efficiency is reduced; but this structure also has the following problems:

the clamping plate adopted by the device is inconvenient to clamp irregular workpieces, and when the clamping plate is used for processing circular arcs and curved surfaces, the clamping is unstable, and the workpieces can not be ensured to be always stable when the processing cutter is used for processing, so that defective products or non-compliant workpiece output are easy to generate.

Disclosure of Invention

The utility model aims to solve the problems in the background art, and further provides an irregular plate clamping mechanism for machining.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides an irregular sheet clamping mechanism for machining, includes work platform, support and horizontal clamping assembly, and work platform is used for placing the work piece and is provided with two supports on it symmetrically, and the support is provided with the horizontal clamping assembly of multiunit along its length direction, and relative two sets of horizontal clamping assembly are close to the middle part and the removal position of the horizontal clamping assembly of multiunit adopts independent regulation mode in order to make every horizontal clamping assembly of group carry out independent fixation to the irregular face of work piece.

Further, the horizontal clamping assembly comprises a sliding rail, a sliding groove is formed in the sliding rail, a sliding block is slidably matched in the sliding groove, a horizontal clamping plate is arranged on the sliding block so that the horizontal clamping plate can move along the direction of the sliding rail, a bolt is in threaded connection with the support, one end of the bolt penetrates through the support to be in contact with the horizontal clamping plate, and the horizontal clamping plate can be tightly pressed on an irregular surface of a workpiece by screwing the bolt.

Further, be equipped with the rubber pad on the horizontal splint, the rubber pad adopts current rubber material cushion in order to prevent to press from both sides the in-process and carry out unnecessary damage to the work piece.

Further, the irregular plate clamping mechanism for machining further comprises a longitudinal clamping assembly, and the longitudinal clamping assembly is arranged on the transverse clamping assembly and used for fixing the upper surface of the workpiece, so that the workpiece is more stable when being machined.

Further, vertical clamping assembly includes the boss, the boss sets up at horizontal splint top and the boss is last to be articulated to be provided with articulated seat, be equipped with branch and connecting rod on the articulated seat so that connecting rod and branch form lever structure, the one end of branch is provided with the lower plate, the lower plate is pressed from both sides tightly from work piece up end, the one end of connecting rod is connected with the face, the below of face is provided with semicircle lug, be equipped with the pillar on the horizontal splint, one side that the boss was kept away from to the pillar is provided with the slip locking axle, slip locking axle one end is the screw thread axle, the other end is the spline axle, the screw thread axle and the pillar threaded connection of slip locking axle, pillar one side is provided with the disc, the outer terminal surface design of disc is archimedes curve, the outer terminal surface of disc contacts with semicircle lug, the left and right sides of disc is provided with the limiting plate, the central point of disc puts the department and is provided with the handle, be provided with slip locking axle matched with spline groove on the handle, slip locking axle's spline axle and handle spline groove slip cup joint.

Further, the bottom of the lower clamping plate is provided with a semicircular clamping block which is made of soft rubber materials and is in extrusion contact with the upper end face of one side of the workpiece so as to improve the fixing effect.

Further, the three struts are commonly connected with a connecting shaft to strengthen the structural strength of the struts.

Further, the outside of vertical clamping assembly is provided with the protective housing, and the protective housing is provided with the sliding tray in being close to one side of branch, and branch wears out from the sliding tray, and the protective housing plays the guard action to vertical clamping assembly, improves its life.

Further, the two brackets are fixed on the upper surface of the working platform through screws so as to facilitate subsequent disassembly and assembly operations.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the workpiece can be better clamped by the plurality of transverse clamping assemblies, and each transverse clamping device can be independently adjusted aiming at the workpiece with an irregular shape, and each transverse clamping device is uniformly distributed on the irregular wall of the workpiece and is in fit clamping with the irregular wall of the workpiece, so that the workpiece can be better clamped.

2. According to the utility model, the longitudinal clamping assembly can press the upper end surface of the workpiece while the lateral clamping assembly clamps the side edge of the workpiece, and press the workpiece to clamp and compact the workpiece, so that the workpiece is firmly fixed above the working platform, and the workpiece is more stable when being processed.

3. In the clamping process, the parts contacted with the workpiece are all designed to be made of rubber materials, so that unnecessary damage to the workpiece is prevented.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a front view of the present utility model;

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

FIG. 5 is a schematic view of a slide rail;

FIG. 6 is a schematic structural view of the protective housing;

FIG. 7 is a schematic view of the longitudinal clamping assembly;

FIG. 8 is a schematic view of the structure of the slide lock shaft;

wherein: 1. a working platform; 2. a workpiece; 3. a bracket; 4. a screw; 5. a lateral clamping assembly; 6. a slide rail; 7. a chute; 8. a slide block; 9. a transverse splint; 10. a rubber pad; 11. a bolt; 12. a longitudinal clamping assembly; 13. a boss; 14. a hinge base; 15. a support rod; 16. a lower clamping plate; 17. semicircular clamping blocks; 18. a connecting shaft; 19. a connecting rod; 20. a plate surface; 21. semicircular convex blocks; 22. a support post; 23. sliding the locking shaft; 24. a disc; 25. a handle; 26. a protective housing; 27. a sliding groove; 28. and a limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The utility model will be further described with reference to the accompanying drawings and examples:

as shown in fig. 1 and 2, an irregular plate clamping mechanism for machining comprises a working platform 1, a support 3 and a transverse clamping assembly 5, wherein the working platform 1 is used for placing a workpiece 2, two supports 3 are symmetrically arranged on the working platform, the two supports 3 play a fixing role and are fixed on the upper surface of the working platform 1 through screws 4 so as to facilitate subsequent disassembly and assembly operations, the supports 3 are provided with a plurality of groups of transverse clamping assemblies 5 along the length direction of the supports, the two groups of transverse clamping assemblies 5 are close to the middle part relatively, and the moving positions of the plurality of groups of transverse clamping assemblies 5 adopt an independent adjusting mode so that each group of transverse clamping assemblies can independently fix irregular surfaces of the workpiece 2.

Specifically, as shown in fig. 3 to 5, the transverse clamping assembly 5 includes a sliding rail 6, a sliding groove 7 is provided in the sliding rail 6, a sliding block 8 is slidably matched in the sliding groove 7, a transverse clamping plate 9 is provided on the sliding block 8 to enable the transverse clamping plate 9 to move along the direction of the sliding rail 6, a rubber pad 10 is provided on the transverse clamping plate 9, the rubber pad 10 adopts the existing rubber material cushion to prevent unnecessary damage to the workpiece 2 in the clamping process, a bolt 11 is in threaded connection on the bracket 3, one end of the bolt passes through the bracket 3 and contacts with the transverse clamping plate 9, and the transverse clamping plate 9 can be tightly pressed on an irregular surface of the workpiece 2 by screwing the bolt 11.

In the concrete implementation process, the transverse clamping assemblies 5 can stably clamp the workpieces 2 in irregular shapes, each transverse clamping assembly 5 can be independently adjusted, and when the transverse clamping assembly is used, the transverse clamping plates 9 of each transverse clamping assembly 5 are uniformly distributed on irregular surfaces of the workpieces 2 and are attached to the workpieces to clamp the workpieces, so that the workpieces 2 are better clamped.

In order to avoid the problem that the workpiece 2 can be displaced in the vertical direction in the machining process, as shown in fig. 6 to 8, the design further comprises a longitudinal clamping component 12, wherein the longitudinal clamping component 12 is arranged on the transverse clamping component 5 and used for fixing the upper surface of the workpiece 2, and in the implementation process, the downward clamping component can press the upper end surface of the workpiece 2 when the transverse clamping component 5 clamps the irregular surface of the workpiece 2, and clamp and compact the workpiece 2 by pressing the workpiece 2, so that the workpiece 2 is more firmly fixed above the working platform 1, and the workpiece 2 is more stable in the machining process.

Specifically, the longitudinal clamping assembly 12 includes boss 13, boss 13 sets up at horizontal splint 9 top and articulated being provided with articulated seat 14 on the boss 13, be equipped with branch 15 and connecting rod 19 on the articulated seat 14 so that connecting rod 19 and branch 15 form lever structure, the one end of branch 15 is provided with lower plate 16, lower plate 16 presss from both sides tightly from work piece 2 up end, the one end of connecting rod 19 is connected with face 20, the below of face 20 is provided with semicircle lug 21, be equipped with pillar 22 on horizontal splint 9, the one side that pillar 22 kept away from boss 13 is provided with slide locking axle 23, slide locking axle 23 one end is the screw axle, the other end is the spline axle, slide locking axle 23's screw axle and pillar 22 threaded connection, pillar 22 one side is provided with disc 24, disc 24 outer end face design is archimedes curve, disc 24 outer end face and semicircle lug 21 contact, the left and right sides of disc 24 are provided with limiting plate 28, the central point department of disc 24 is provided with handle 25, be provided with the spline that cooperates with slide locking axle 23 on handle 25, spline axle 23's spline axle and 25 spline axle's spline axle slip socket.

In the above scheme, the bottom of the lower clamping plate 16 is provided with a semicircular clamping block 17, the semicircular clamping block 17 is made of soft materials made of rubber materials, and is in extrusion contact with the upper end face of one side of the workpiece 2 so as to improve the fixing effect, in the scheme, three supporting rods 15 are connected with connecting shafts 18 together so as to strengthen the structural strength of the supporting rods 15.

In order to improve the use effect of the design, the outside of the longitudinal clamping assembly 12 is provided with a protective shell 26, the protective shell 26 is provided with a sliding groove 27 at one side close to the supporting rod 15, the supporting rod 15 penetrates out of the sliding groove 27, and the protective shell 26 plays a role in protecting the longitudinal clamping assembly 12 and prolongs the service life of the longitudinal clamping assembly.

In the implementation process, the disc 24 can be driven to rotate by rotating the handle 25, the disc 24 is contacted with the semicircular convex block 21, the semicircular convex block 21 is pushed by the disc 24 in the rotation process, the upper end of the workpiece 2 can be clamped by the downward clamping plate 16 when the semicircular convex block 21 is pushed upwards, the self-locking effect of the threaded shaft of the sliding locking shaft 23 is achieved, and the disc 24 is rotated between the two limiting plates 28 by matching with the spline shaft of the sliding locking shaft, so that the disc 24 can be ensured to be always contacted with the semicircular convex block 21.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The irregular plate clamping mechanism for machining is characterized by comprising a working platform (1), a bracket (3) and a transverse clamping assembly (5);

the working platform (1) is used for placing a workpiece (2) and is symmetrically provided with two supports (3), the supports (3) are provided with a plurality of groups of transverse clamping assemblies (5) along the length direction of the supports, and the moving positions of the groups of transverse clamping assemblies (5) adopt an independent adjusting mode so that each group of transverse clamping assemblies are independently fixed on irregular surfaces of the workpiece (2).

2. The irregular plate clamping mechanism for machining according to claim 1, wherein the transverse clamping assembly (5) comprises a sliding rail (6), a sliding groove (7) is formed in the sliding rail (6), a sliding block (8) is slidably matched in the sliding groove (7), a transverse clamping plate (9) is arranged on the sliding block (8), a bolt (11) is in threaded connection with the support (3), and one end of the bolt penetrates through the support (3) to be in contact with the transverse clamping plate (9).

3. An irregular sheet clamping mechanism for machining according to claim 2, wherein the transverse clamping plate (9) is provided with rubber pads (10).

4. An irregular sheet clamping mechanism for machining according to claim 2 further comprising a longitudinal clamping assembly (12), the longitudinal clamping assembly (12) being provided on the transverse clamping assembly (5) for securing the upper surface of the workpiece (2).

5. The irregular plate clamping mechanism for machining according to claim 4, wherein the longitudinal clamping component (12) comprises a boss (13), the boss (13) is arranged at the top of the transverse clamping plate (9) and is hinged with a hinged seat (14) on the boss (13), a supporting rod (15) and a connecting rod (19) are arranged on the hinged seat (14) so that the connecting rod (19) and the supporting rod (15) form a lever structure, one end of the supporting rod (15) is provided with a lower clamping plate (16), the lower clamping plate (16) clamps from the upper end face of the workpiece (2), one end of the connecting rod (19) is connected with a plate face (20), a semicircular lug (21) is arranged below the plate face (20), a strut (22) is arranged on the transverse clamping plate (9), a sliding locking shaft (23) is arranged on one side of the strut (22) far away from the boss (13), one end of the sliding locking shaft (23) is a threaded shaft, the other end of the sliding locking shaft (23) is a spline shaft, the threaded shaft is in threaded connection with the strut (22), one side of the strut (22) is provided with a disc (24), the outer end face of the disc (24) is designed to be in a curved shape, the outer end face of the disc (24) is in a line shape, the disc (24) is contacted with the right disc (24) and the semicircular lug (24) is arranged on the left side of the disc (24), a handle (25) is arranged at the center of the disc (24), spline grooves matched with the sliding locking shaft (23) are formed in the handle (25), and the spline shaft of the sliding locking shaft (23) is in sliding sleeve joint with the spline grooves of the handle (25).

6. The irregular plate clamping mechanism for machining according to claim 5, wherein a semicircular clamping block (17) is arranged at the bottom of the lower clamping plate (16), and the semicircular clamping block (17) is made of rubber.

7. An irregular sheet clamping mechanism for machining according to claim 5 wherein the struts (15) are three and commonly connected with connecting shafts (18).

8. The irregular sheet clamping mechanism for machining according to claim 5, wherein a protective housing (26) is arranged outside the longitudinal clamping assembly (12), the protective housing (26) is provided with a sliding groove (27) at one side close to the supporting rod (15), and the supporting rod (15) penetrates out of the sliding groove (27).

9. An irregular sheet clamping mechanism for machining according to claim 1, wherein the two brackets (3) are fixed to the upper surface of the work platform (1) by screws (4).