CN220575642U

CN220575642U - Multi-angle adjustable bench clamp

Info

Publication number: CN220575642U
Application number: CN202322299208.5U
Authority: CN
Inventors: 杨冬
Original assignee: Port Of Caofeidian Ore Terminal Co ltd
Current assignee: Port Of Caofeidian Ore Terminal Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-12
Anticipated expiration: 2033-08-25

Abstract

The utility model belongs to the technical field of bench clamps, in particular to a multi-angle adjustable bench clamp which comprises a base, a bearing plate and a workbench, wherein a turntable is fixedly connected to the middle part of the upper end of the base, a fixed ring is fixedly connected to the middle part of the lower end of the bearing plate, the fixed ring is sleeved in the turntable and is rotationally connected with the turntable, connecting seats are fixedly connected to two sides of the upper end of the bearing plate, and the lower end of the workbench is hinged with the connecting seats through a rotating shaft; through the use of the first clamping blocks provided with the openings, when the screw rod is rotated to enable the two first clamping blocks to be close to each other, clamping force between the two first clamping blocks can be concentrated in the triangular area of the first clamping blocks, so that the contact area between the first clamping blocks and the surface of a steel pipe can be reduced, and the risks of deformation and damage are reduced.

Description

Multi-angle adjustable bench clamp

Technical Field

The utility model belongs to the technical field of bench clamps, and particularly relates to a multi-angle adjustable bench clamp.

Background

Bench clamps, also known as vices, are a type of clamp used to hold a workpiece for machining, and are widely used.

In the prior art, as disclosed in Chinese patent publication No. CN219152587U, the bench clamp with multi-angle adjustment can not only adjust the horizontal angle rotation of a workpiece, but also adjust the angle of the workpiece in the vertical direction, and is a bench clamp with multi-angle adjustment; the clamping and fixing operation to the workpiece is simple and convenient, the workpiece with different sizes can be clamped, the clamping and installing angles of the workpiece can be adjusted by a plurality of angles, and the clamping and fixing device is high in applicability and can adapt to different processing requirements.

However, in the above-mentioned scheme, when clamping cylindrical objects such as steel pipes, the contact surface of the clamping device is a plane, so that it is difficult to effectively fix the steel pipes without increasing the clamping force; however, if the clamping force is excessively increased, the steel pipe is easily damaged.

Therefore, a multi-angle adjustable bench clamp is proposed for the above problems.

Disclosure of Invention

In order to overcome the defects in the prior art, when cylindrical objects such as steel pipes are clamped in the scheme, the contact surface of the clamping device is a plane, and the steel pipes are difficult to effectively fix without increasing clamping force; however, if the clamping force is excessively increased, the problem that the steel pipe is damaged is easily caused, and the bench clamp with adjustable multiple angles is provided.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a pair of multi-angle adjustable bench clamp, which comprises a base, a bearing plate and a workbench, wherein the middle part of the upper end of the base is fixedly connected with a turntable, the middle part of the lower end of the bearing plate is fixedly connected with a fixed ring, the fixed ring is sleeved in the turntable and is rotationally connected with the turntable, both sides of the upper end of the bearing plate are fixedly connected with connecting seats, the lower end of the workbench is hinged with the connecting seats through a rotating shaft, the middle part of the workbench is provided with a groove, a screw rod is arranged in the groove, one end of the screw rod is rotationally connected with the workbench, the screw rod is a bidirectional screw rod, both ends of the screw rod are in threaded connection with clamping plates, both sides of the clamping plates are provided with clamping grooves, one clamping groove is internally provided with a first clamping block, and the other clamping groove is internally provided with a second clamping block.

Preferably, the middle part of revolving stage is provided with first gear, the upper end and the bearing board rotation of first gear are connected, the lower extreme of first gear passes base fixedly connected with connecting rod, the both sides meshing of first gear is connected with two second gears, the inner wall fixedly connected with internal gear of solid fixed ring, first gear and second gear meshing are connected, the second gear is connected with the internal gear meshing.

Preferably, one end of one of the connecting seats is fixedly connected with a sleeve, and one end of the rotating shaft is rotationally connected with the sleeve.

Preferably, the other end fixedly connected with worm wheel of pivot, another one side fixedly connected with of connecting seat places the box, place the inside of box and be provided with the worm, the one end of worm is rotated with placing the box and is connected, worm and worm wheel meshing are connected.

Preferably, the other ends of the worm and the screw rod penetrate through the placing box and the workbench respectively, and the other ends of the worm, the screw rod and the connecting rod are fixedly connected with a turntable.

Preferably, an opening is formed in one side of the first clamping block.

The utility model has the beneficial effects that:

the utility model provides a multi-angle adjustable bench clamp, which is characterized in that a first clamping block with an opening is used, when a screw rod is rotated to enable two first clamping blocks to be close to each other, clamping force between the two first clamping blocks can be concentrated in a triangular area of the first clamping blocks, so that the contact area between the first clamping blocks and the surface of a steel pipe can be reduced, the risk of deformation and damage of the steel pipe due to overlarge clamping force is reduced, in addition, the shape of the first clamping blocks can provide better support and fixation, the steel pipe is kept stable, and a worker can conveniently process a workpiece.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

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

FIG. 2 is a schematic diagram of a partial structure connection relationship in accordance with the present utility model;

FIG. 3 is a first cross-sectional view of the present utility model;

FIG. 4 is a top view of the present utility model;

FIG. 5 is a second cross-sectional view of the present utility model;

FIG. 6 is a third cross-sectional view of the present utility model;

legend description:

1. a base; 11. a turntable; 2. a first gear; 21. a connecting rod; 22. a second gear; 3. a bearing plate; 31. a fixing ring; 311. an internal gear; 32. placing a box; 33. a connecting seat; 331. a sleeve; 4. a work table; 41. a screw rod; 5. a clamping plate; 51. a first clamping block; 52. a second clamping block; 6. a rotating shaft; 61. a worm wheel; 62. a worm.

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.

Specific examples are given below.

Referring to fig. 1-6, the utility model provides a multi-angle adjustable bench clamp, which comprises a base 1, a supporting plate 3 and a workbench 4, wherein a turntable 11 is fixedly connected to the middle part of the upper end of the base 1, a fixing ring 31 is fixedly connected to the middle part of the lower end of the supporting plate 3, the fixing ring 31 is sleeved in the turntable 11 and is rotationally connected with the turntable 11, connecting seats 33 are fixedly connected to two sides of the upper end of the supporting plate 3, the lower end of the workbench 4 is hinged with the connecting seats 33 through a rotating shaft 6, a groove is formed in the middle part of the workbench 4, a screw rod 41 is arranged in the groove, one end of the screw rod 41 is rotationally connected with the workbench 4, the screw rod 41 is a bidirectional screw rod 41, two ends of the screw rod 41 are respectively and threadably connected with clamping plates 5, clamping grooves are respectively formed in two sides of the clamping plates 5, one clamping groove is internally provided with a first clamping block 51, and the other clamping groove is internally provided with a second clamping block 52. During working, when cylindrical workpieces such as steel pipes are machined, the two first clamping blocks 51 are placed in clamping grooves on the side, close to the two clamping plates 5, of the two clamping plates, when the two first clamping blocks 51 are close to each other by using the first clamping blocks 51 with openings, the clamping force between the two first clamping blocks 51 is concentrated in the triangular area of the first clamping blocks 51, the contact area between the first clamping blocks 51 and the surface of the steel pipes can be reduced, and therefore risks of deformation and damage are reduced.

Further, a first gear 2 is arranged in the middle of the turntable 11, the upper end of the first gear 2 is rotationally connected with the bearing plate 3, the lower end of the first gear 2 penetrates through the base 1 and is fixedly connected with a connecting rod 21, two second gears 22 are connected with two sides of the first gear 2 in a meshed mode, an inner gear 311 is fixedly connected with the inner wall of the fixed ring 31, the first gear 2 is connected with the second gears 22 in a meshed mode, and the second gears 22 are connected with the inner gear 311 in a meshed mode. During operation, the connecting rod 21 is rotated to drive the first gear 2 to rotate, the first gear 2 rotates to drive the two second gears 22 to rotate, and the second gears 22 drive the inner gear 311 again, so that the bearing plate 3 can rotate, and the position of a workpiece can be rotationally adjusted, so that subsequent processing of workers is facilitated.

Further, one end of one of the connecting seats 33 is fixedly connected with a sleeve 331, and one end of the rotating shaft 6 is rotatably connected with the sleeve 331.

Further, the other end of the rotating shaft 6 is fixedly connected with a worm wheel 61, one side of the other connecting seat 33 is fixedly connected with a placement box 32, a worm 62 is arranged in the placement box 32, one end of the worm 62 is rotatably connected with the placement box 32, and the worm 62 is meshed with the worm wheel 61. During operation, the worm 62 is rotated, the worm wheel 61 is rotated through the meshing fit of the worm 62 and the worm wheel 61, the worm wheel 61 rotates to drive the rotating shaft 6 to rotate, and then the angle of a workpiece can be adjusted.

Further, the other ends of the worm 62 and the screw 41 penetrate through the placement box 32 and the workbench 4 respectively, and the other ends of the worm 62, the screw 41 and the connecting rod 21 are fixedly connected with a turntable.

Further, an opening is formed on one side of the first clamping block 51.

Working principle:

when a cylindrical workpiece such as a steel pipe is processed, two first clamping blocks 51 are placed in clamping grooves on the side, close to the two clamping plates 5, of the two clamping plates, when the two first clamping blocks 51 are close to each other by using the opened first clamping blocks 51, the clamping force between the two first clamping blocks 51 is concentrated in a triangular area of the first clamping blocks 51, so that the contact area between the first clamping blocks 51 and the surface of the steel pipe can be reduced, the risks of deformation and damage are reduced, in addition, the shape of the first clamping blocks 51 can provide better support and fixation, the steel pipe is kept stable, and the processing of the workpiece by workers is facilitated; the first gear 2 is driven to rotate by rotating the connecting rod 21, the first gear 2 rotates to drive the two second gears 22 to rotate, and the second gears 22 then drive the inner gear 311 to rotate the bearing plate 3, so that the position of a workpiece can be rotationally adjusted, and subsequent processing of workers is facilitated; the worm 62 is rotated, the worm wheel 61 is rotated through the meshing fit of the worm 62 and the worm wheel 61, the worm wheel 61 rotates to drive the rotating shaft 6 to rotate, and then the angle of a workpiece can be adjusted.

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 embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present 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.

Claims

1. Bench vice with adjustable multi-angle, its characterized in that: including base (1), supporting board (3), workstation (4), the upper end middle part fixedly connected with revolving stage (11) of base (1), the lower extreme middle part fixedly connected with solid fixed ring (31) of supporting board (3), gu fixed ring (31) cup joint inside and revolving stage (11) rotation connection at revolving stage (11), the equal fixedly connected with connecting seat (33) in both sides of supporting board (3) upper end, the lower extreme of workstation (4) articulates with connecting seat (33) through pivot (6), the recess has been seted up at the middle part of workstation (4), be provided with lead screw (41) in the recess, the one end and the workstation (4) rotation connection of lead screw (41), lead screw (41) are two-way lead screw (41), the equal threaded connection in both ends of lead screw (41) has splint (5), the draw-in groove has all been seted up to the both sides of splint (5), one of them joint has first clamp block (51) in the draw-in groove, another joint has second clamp block (52).

2. A multi-angle adjustable vice as claimed in claim 1, wherein: the middle part of revolving stage (11) is provided with first gear (2), the upper end and the bearing board (3) of first gear (2) rotate to be connected, the lower extreme of first gear (2) passes base (1) fixedly connected with connecting rod (21), the both sides meshing of first gear (2) is connected with two second gears (22), the inner wall fixedly connected with internal gear (311) of solid fixed ring (31), first gear (2) are connected with second gear (22) meshing, second gear (22) are connected with internal gear (311) meshing.

3. A multi-angle adjustable vice as claimed in claim 2, wherein: one end of one connecting seat (33) is fixedly connected with a sleeve (331), and one end of the rotating shaft (6) is rotationally connected with the sleeve (331).

4. A multi-angle adjustable vice as claimed in claim 3, wherein: the other end fixedly connected with worm wheel (61) of pivot (6), another one side fixedly connected with of connecting seat (33) is placed box (32), the inside of placing box (32) is provided with worm (62), the one end of worm (62) is connected with placing box (32) rotation, worm (62) are connected with worm wheel (61) meshing.

5. A multi-angle adjustable vice as defined in claim 4, wherein: the other ends of the worm (62) and the screw rod (41) respectively penetrate through the placement box (32) and the workbench (4), and the other ends of the worm (62), the screw rod (41) and the connecting rod (21) are fixedly connected with a turntable.

6. A multi-angle adjustable vice as defined in claim 5, wherein: an opening is formed in one side of the first clamping block (51).