Clamping and positioning tool for mechanical part machining

Abstract

The utility model discloses a mechanical part machining clamping and positioning tool which comprises a table top, a plate body is arranged at the top of the table top through a fixing mechanism, an inner cavity is formed in the plate body, a first through groove is formed in the top of the inner cavity, and a left clamping and positioning mechanism and a right clamping and positioning mechanism are arranged in the inner cavity. The left-right clamping and positioning mechanism comprises a first rotating shaft, the first rotating shaft is rotationally installed in the inner cavity through a bearing, a first movable plate is arranged on the outer side of the first rotating shaft, a second movable plate is fixed to the top of the first movable plate, and a first clamping plate is fixed to the upper end, penetrating through the interior of the first through groove, of the second movable plate. And a front-back clamping and positioning mechanism is arranged on the first clamping plate, a second handle is fixed to the position, located outside the plate body, of the end of the first rotating shaft, the clamping and positioning tool for machining the mechanical parts can clamp and position rectangular parts and cylindrical parts, and the universality of the clamping and positioning tool for machining the mechanical parts is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical part processing technical field, concretely is a kind of mechanical part processing clamping positioning tool. BACKGROUND

[0002] Mechanical parts, also known as mechanical elements, are basic elements that make up machines and machines, and are indivisible single parts that make up machines and machines. Mechanical parts are both a discipline that studies and designs mechanical basic parts in various equipment and a general term for parts and components. During mechanical part processing, it needs to be clamped.

[0003] For example, the Chinese utility model patent with the authorization announcement number CN218698096U relates to a tool clamp for mechanical part processing, which includes a clamping box. The lower surface of the clamping box is provided with an adjusting mechanism for adjusting the rotation angle of the tool clamp. The inside of the clamping box is rotatably connected with a threaded rod through a bearing. The right end of the threaded rod is fixed with a hand wheel on the right side of the clamping box. The outer side of the threaded rod is threadedly connected with two moving blocks. The upper surfaces of the moving blocks on the left and right sides are fixed with clamping plates. The opposite sides of the clamping plates on the left and right sides are provided with clamping assemblies. The tool clamp for mechanical part processing can rotate the tool clamp left and right, then process the mechanical parts on the tool clamp. After the motor rotates, it drives the rotating rod to rotate, then rotates the clamping box left and right, and thus can process the mechanical parts from front to back and left to right, increasing the practicality and convenience of the tool clamp.

[0004] Although the above-mentioned authorized patent can complete the clamping and positioning of rectangular parts, it cannot clamp and position cylindrical parts. When clamping and positioning cylindrical parts, the clamping assembly needs to be replaced, which is troublesome. In addition, the debris generated during processing will fall into the inside of the clamping box, which cannot be cleaned out, affecting the subsequent clamping and positioning.

[0005] In view of the above problems, it is urgent to make innovative design on the basis of the original mechanical part processing clamping and positioning tool. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a mechanical part processing clamping and positioning tool to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a mechanical part processing clamping and positioning tool, which includes a table top. The top of the table top is provided with a plate body through a fixing mechanism. An inner cavity is formed in the inside of the plate body. A first through slot is formed in the top of the inner cavity. Left and right clamping and positioning mechanisms are arranged in the inside of the inner cavity.

[0008] The left and right clamping positioning mechanisms comprise a first rotating shaft, the inside of the inner cavity is rotatably provided with the first rotating shaft through a bearing, the outside of the first rotating shaft is provided with a first movable plate, the top of the first movable plate is fixedly provided with a second movable plate, the upper end of the second movable plate is fixedly provided with a first clamping plate through the inside of a first through slot, the first clamping plate is provided with front and back clamping positioning mechanisms, the end of the first rotating shaft is fixedly provided with a second handle outside the plate body, the inside of the first movable plate is penetrated through a second guide rod, and the end of the second guide rod is fixedly connected with the inner wall of the inner cavity.

[0009] The front and back clamping positioning mechanisms comprise a groove, one side of the first clamping plate is provided with the groove, the inside of the groove is rotatably provided with a second rotating shaft through a bearing, the outside of the second rotating shaft is provided with a second clamping plate, the inside of the second clamping plate is penetrated through a first guide rod, the end of the first guide rod is fixedly connected with the inner wall of the groove, and the end of the second rotating shaft is fixedly provided with a first handle outside the first clamping plate.

[0010] Preferably, the fixing mechanism comprises a mounting plate and a bolt, and the bottom of the plate body is fixedly provided with the mounting plate on both sides, and the mounting plate and the table top are fixedly connected through the bolt.

[0011] Preferably, the front and back sides of the inner bottom of the inner cavity are provided with second through slots.

[0012] Preferably, the center of one side of the first clamping plate is provided with an arc-shaped slot close to the middle of the plate body.

[0013] Preferably, the two ends of the first rotating shaft in the inner cavity are provided with opposite threads, the first rotating shaft and the first movable plate are threadedly connected, the first through slot, the first movable plate, the second movable plate, the first clamping plate, the groove, the second rotating shaft, the second clamping plate, the first guide rod and the first handle are symmetrically distributed about the central axis of the plate body, the first movable plate and the second guide rod are slidably connected, the first movable plate and the inner cavity are slidably connected, the second movable plate and the first through slot are slidably connected, and the first clamping plate and the plate body are slidably connected.

[0014] Preferably, the two ends of the second rotating shaft in the groove are provided with opposite threads, the second rotating shaft and the second clamping plate are threadedly connected, the second clamping plate and the first guide rod are slidably connected, the second clamping plate is symmetrically distributed about the central axis of the first clamping plate, the corner of the second clamping plate is designed as an arc-shaped structure outside the first clamping plate, and the second clamping plate and the groove are slidably connected.

[0015] Compared with the prior art, the mechanical part machining clamping positioning tool has the advantages that: the two first clamping plates can be moved close to each other by rotating the second handle, left and right clamping positioning of the rectangular body part is completed, the two second clamping plates can be moved close to each other by rotating the first handle, front and back clamping positioning of the rectangular body part is completed, the rectangular body part can be fixed left and right and front and back, movement of the rectangular body part during machining is avoided, the accuracy of machining of the rectangular body part is ensured, the four second clamping plates can be contacted with the four points of the cylindrical body part by rotating the two first handles, clamping positioning of the cylindrical body part is completed, and the mechanical part machining clamping positioning tool can clamp and position the rectangular body part and the cylindrical body part, and the versatility of the mechanical part machining clamping positioning tool is improved.

[0016] The second through groove is arranged on the front and back sides of the inner bottom of the inner cavity, and the second through groove is designed to clean the debris falling into the inner cavity. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view sectional structure schematic view of the utility model;

[0018] Figure 2 It is a side view sectional structure schematic view of the utility model;

[0019] Figure 3 It is a first movable plate top view sectional installation structure schematic view of the utility model;

[0020] Figure 4 It is a small cylindrical body part clamping structure schematic view of the utility model;

[0021] Figure 5 It is a large cylindrical body part clamping structure schematic view of the utility model;

[0022] Figure 6 It is a small rectangular body part clamping structure schematic view of the utility model;

[0023] Figure 7 It is a large rectangular body part clamping structure schematic view of the utility model.

[0024] In the drawing: 1, table top; 2, plate body; 3, inner cavity; 4, first through groove; 5, first rotating shaft; 6, first movable plate; 7, second movable plate; 8, first clamping plate; 9, recess; 10, second rotating shaft; 11, second clamping plate; 12, first guide rod; 13, first handle; 14, second handle; 15, mounting plate; 16, bolt; 17, second through groove; 18, second guide rod; 19, arc-shaped groove. DETAILED DESCRIPTION

[0025] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Please refer to Figures 1-7 The utility model provides a technical scheme: a mechanical part machining clamping positioning frock, including mesa 1, the top of mesa 1 is provided with the plate body 2 through fixed mechanism, the inside of plate body 2 is opened the inner chamber 3, the top of inner chamber 3 is opened the first through slot 4, the inside of inner chamber 3 is provided with left and right clamping positioning mechanism;

[0027] Left and right clamping positioning mechanism includes first pivot 5, the inside of inner chamber 3 is rotatably installed with first pivot 5 through bearing, the outside of first pivot 5 is provided with first movable plate 6, the top of first movable plate 6 is fixed with second movable plate 7, the upper end of second movable plate 7 is fixed with first clamping plate 8 through the inside of first through slot 4, first clamping plate 8 is provided with front and back clamping positioning mechanism, the end of first pivot 5 is fixed with second handle 14 outside plate body 2, the inside of first movable plate 6 is penetrated with second guide rod 18, and the end of second guide rod 18 is fixedly connected with the inner wall of inner chamber 3;

[0028] Front and back clamping positioning mechanism includes groove 9, one side of first clamping plate 8 is opened groove 9, the inside of groove 9 is rotatably installed with second pivot 10 through bearing, the outside of second pivot 10 is provided with second clamping plate 11, the inside of second clamping plate 11 is penetrated with first guide rod 12, and the end of first guide rod 12 is fixedly connected with the inner wall of groove 9, and the end of second pivot 10 is fixed with first handle 13 outside first clamping plate 8.

[0029] Fixed mechanism includes mounting plate 15 and bolt 16, and the bottom of both sides of plate body 2 is fixed with mounting plate 15, and mounting plate 15 and mesa 1 are fixedly connected through bolt 16.

[0030] The front and back sides of the inner bottom of inner chamber 3 are provided with second through slot 17, and the inside of inner chamber 3 is extended to the inside of inner chamber 3 by the paperboard with the length of second through slot 17 is small, so that the debris falling into the inside of inner chamber 3 can be cleaned out.

[0031] The center of one side of first clamping plate 8 is opened arc slot 19 close to the middle part of plate body 2, guarantee when clamping positioning to cylindrical part, the outside of cylindrical part will not contact one side of first clamping plate 8, so that large cylindrical part can be clamped and positioned.

[0032] The first rotating shaft 5 is provided with opposite threads at both ends inside the inner cavity 3, and the first rotating shaft 5 is threadedly connected with the first movable plate 6, and the first through slot 4, the first movable plate 6, the second movable plate 7, the first clamping plate 8, the groove 9, the second rotating shaft 10, the second clamping plate 11, the first guide rod 12 and the first handle 13 are symmetrically distributed about the central axis of the plate body 2, and there are two of each, and the first movable plate 6 is slidably connected with the second guide rod 18, the first movable plate 6 is slidably connected with the inner cavity 3, the second movable plate 7 is slidably connected with the first through slot 4, the first clamping plate 8 is slidably connected with the plate body 2, and by rotating the first rotating shaft 5 in the forward or reverse direction, the two first clamping plates 8 can move towards or away from each other in the left-right direction, so that the left-right clamping and positioning of the part can be achieved.

[0033] The second rotating shaft 10 is provided with opposite threads at both ends inside the groove 9, and the second rotating shaft 10 is threadedly connected with the second clamping plate 11, and the second clamping plate 11 is slidably connected with the first guide rod 12, and the second clamping plate 11 is symmetrically distributed about the central axis of the first clamping plate 8, and the corners of the second clamping plate 11 are designed as arc structures outside the first clamping plate 8, and the second clamping plate 11 is slidably connected with the groove 9, and by rotating the second rotating shaft 10 in the forward or reverse direction, the two second clamping plates 11 can move towards or away from each other in the front-back direction, so that the front-back clamping and positioning of the part can be achieved.

[0034] Working principle: when clamping and positioning the rectangular part, rotate the second handle 14, then the second handle 14 drives the first rotating shaft 5 to rotate, so that the two first movable plates 6 move towards each other, the two first movable plates 6 drive the two first clamping plates 8 to move towards each other through the two second movable plates 7, and the left-right clamping and positioning of the rectangular part is completed, then rotate the first handle 13, then the first handle 13 drives the second rotating shaft 10 to rotate, so that the two second clamping plates 11 move towards each other, and the front-back clamping and positioning of the rectangular part is completed, so that the rectangular part can be fixed left and right and front and back, ensuring that the rectangular part will not move during machining, and ensuring the accuracy of the rectangular part machining;

[0035] By rotating the first handle 13, the arc-shaped edges at the corners of the two second clamping plates 11 can be in contact with two points of the cylindrical part, and by rotating the other first handle 13, the arc-shaped edges at the corners of the other two second clamping plates 11 can be in contact with the other two points of the cylindrical part, and the clamping and positioning of the cylindrical part is completed. As described above, the mechanical part machining clamping and positioning tool can clamp and position the rectangular part and the cylindrical part, improving the versatility of the mechanical part machining clamping and positioning tool.

[0036] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A mechanical part machining clamping positioning tool comprising a table (1), characterized in that: The top of the table top (1) is provided with a plate body (2) through a fixing mechanism, an inner cavity (3) is formed in the plate body (2), a first through groove (4) is formed in the top of the inner cavity (3), and left-right clamping positioning mechanisms are arranged in the inner cavity (3). The left-right clamping positioning mechanisms comprise a first rotating shaft (5), the first rotating shaft (5) is rotatably arranged in the inner cavity (3) through a bearing, a first movable plate (6) is arranged on the outer side of the first rotating shaft (5), a second movable plate (7) is fixedly arranged on the top of the first movable plate (6), a first clamping plate (8) is fixedly arranged on the upper end of the second movable plate (7) and penetrates through the inner part of the first through groove (4), front-rear clamping positioning mechanisms are arranged on the first clamping plate (8), a second handle (14) is fixedly arranged on the outer part of the first rotating shaft (5) and located outside the plate body (2), and a second guide rod (18) penetrates through the inner part of the first movable plate (6). The front-rear clamping positioning mechanisms comprise a groove (9) formed in one side of the first clamping plate (8), a second rotating shaft (10) is rotatably arranged in the inner part of the groove (9) through a bearing, a second clamping plate (11) is arranged on the outer side of the second rotating shaft (10), a first guide rod (12) penetrates through the inner part of the second clamping plate (11), and the end of the first guide rod (12) is fixedly connected with the inner wall of the groove (9).

2. The mechanical part machining clamping positioning tooling fixture according to claim 1, characterized in that: The fixing mechanism comprises mounting plates (15) and bolts (16), and the mounting plates (15) are fixedly arranged on the bottom of both sides of the plate body (2).

3. The mechanical part machining clamping positioning tooling fixture according to claim 1, characterized in that: Second through grooves (17) are arranged on the front and back sides of the inner bottom of the inner cavity (3).

4. The mechanical part machining clamping positioning tooling fixture according to claim 1, characterized in that: An arc-shaped groove (19) is formed in the center of one side of the first clamping plate (8) and close to the middle part of the plate body (2).

5. The mechanical part machining clamping positioning tooling fixture according to claim 1, characterized in that: The first rotating shaft (5) is provided with opposite threads at both ends in the inner cavity (3), the first rotating shaft (5) is threadedly connected with the first movable plate (6), the first through groove (4), the first movable plate (6), the second movable plate (7), the first clamping plate (8), the groove (9), the second rotating shaft (10), the second clamping plate (11), the first guide rod (12) and the first handle (13) are symmetrically distributed about the central axis of the plate body (2), the first movable plate (6) is slidably connected with the second guide rod (18), the first movable plate (6) is slidably connected with the inner cavity (3), the second movable plate (7) is slidably connected with the first through groove (4), and the first clamping plate (8) is slidably connected with the plate body (2).

6. The mechanical part machining clamping and positioning tooling fixture according to claim 1, characterized in that: The second rotating shaft (10) is provided with opposite threads at both ends inside the groove (9), and the second rotating shaft (10) and the second clamping plate (11) are threadedly connected, and the second clamping plate (11) and the first guide rod (12) are slidingly connected, and the second clamping plate (11) is symmetrically distributed with two about the central axis of the first clamping plate (8), and the corners of the second clamping plate (11) are designed as arc structures outside the first clamping plate (8), and the second clamping plate (11) and the groove (9) are slidingly connected.

Images