Sheet metal part positioning clamp

By designing a sheet metal positioning fixture with a multi-functional clamping and positioning mechanism, the problem of the single size of sheet metal clamping tooling was solved, and stable clamping and positioning of sheet metal parts of different sizes was achieved, thereby improving processing accuracy and efficiency.

CN223802019UActive Publication Date: 2026-01-16赫义博自动化科技(江苏)有限公司
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Patent Information

Application Number
CN202520301259.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-25
Publication Date
2026-01-16
Estimated Expiration
2035-02-25

AI Technical Summary

Technical Problem

Existing sheet metal clamping fixtures have a single size, making them difficult to control effectively and unable to meet the clamping and limiting requirements of sheet metal parts of different sizes.

Method used

A sheet metal part positioning fixture was designed, comprising a base, a first movable plate, a second movable plate, a clamping mechanism, and a positioning mechanism. Through the sliding adjustment of the clamping mechanism and the snap-fit ​​fixation of the positioning mechanism, multi-size adaptive clamping of sheet metal parts can be achieved.

Benefits of technology

It achieves stable clamping and positioning of sheet metal parts of different sizes, improves processing accuracy and efficiency, and avoids positional shift and shaking of sheet metal parts during processing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of sheet metal clamps, in particular to a sheet metal part positioning clamp. Comprising a base, a first moving plate, a second moving plate, a clamping mechanism and a metal plate body, the first moving plate and the second moving plate are located on the two sides of the upper surface of the base correspondingly, the metal plate body is arranged at the upper ends of the first moving plate and the second moving plate through the clamping mechanism, and the clamping mechanism is arranged on the upper end surfaces of the first moving plate and the second moving plate; the clamping mechanism comprises a fixing frame, the lower surface of the fixing frame is fixedly connected with the upper end surface of the second moving plate, the upper end surface of the first moving plate is fixedly connected with a limiting frame, the peripheral surface of the metal plate body abuts against the inner wall surfaces of the limiting frame and the fixing frame, and one end of the limiting frame is slidably connected with the inner wall of the fixing frame. Sliding holes are formed in the surfaces of the two sides of the fixing frame. The sheet metal part positioning clamp has the advantage that sheet metal parts of different sizes can be conveniently clamped, limited and fixed.
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Description

TECHNICAL FIELD

[0001] The utility model relates to sheet metal fixture technical field especially relates to a sheet metal part positioning fixture. BACKGROUND

[0002] Sheet metal part positioning fixture is a kind of tool for positioning and fixing workpiece in sheet metal processing, usually used to ensure the accuracy of the position of workpiece in the processing, sheet metal parts often need to be punched, sheared, welded or other processing, the main role of positioning fixture is to ensure that workpiece does not move when processing, and can improve production efficiency and machining accuracy, more common in daily life.

[0003] Prior art such as announcement number CN214770621U, the utility model discloses a positioning fixture for metal sheet metal part machining, the patent includes bottom plate, positioning assembly and support assembly;The surface of the bottom plate is provided with positioning assembly, and the positioning assembly includes vertical plate, power cylinder, sliding plate and pressing plate;The vertical plate is provided with a plurality of vertical plates, and the plurality of vertical plates are vertically arranged on the surface of the bottom plate and are slidably connected with the bottom plate, the vertical plate side is provided with sliding plate, and the sliding plate is slidably connected with the vertical plate side, the sliding plate bottom end is fixedly provided with power cylinder, the power cylinder output end is fixedly connected with piston rod, the piston rod top end is fixedly connected with clamping plate, the piston rod is located in the sliding plate and is slidably connected with the sliding plate, the piston rod top end is fixedly connected with clamping plate, the sliding plate is provided with pressing plate above, the pressing plate bottom surface both sides are vertically fixed with connecting rod, and the other end of the connecting rod is fixedly connected with the surface of the sliding plate;The bottom plate bottom surface is symmetrically provided with support assembly.

[0004] In daily life, it is found that in the process of processing sheet metal parts, because the size of general sheet metal part clamping tooling is single, when processing sheet metal parts of different sizes, it is inconvenient to effectively control the clamping tooling, thereby causing the problem that it is inconvenient to clamp and limit sheet metal parts of multiple sizes. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the prior art in the process of processing sheet metal parts, because the size of general sheet metal part clamping tooling is single, when processing sheet metal parts of different sizes, it is inconvenient to effectively control the clamping tooling, thereby causing the problem that it is inconvenient to clamp and limit sheet metal parts of multiple sizes.

[0006] The utility model provides a sheet metal part positioning fixture, it includes: base, first moving plate, second moving plate, clamping mechanism and sheet metal body, first moving plate and second moving plate are located the upper surface both sides of base respectively, the upper end of first moving plate and second moving plate is set with sheet metal body by means of clamping mechanism, the upper end surface of first moving plate and second moving plate is set with clamping mechanism, the clamping mechanism includes fixed frame, the lower surface of fixed frame is fixedly connected with the upper end surface of second moving plate, the upper end surface of first moving plate is fixedly connected with limit frame, the circumferential surface of sheet metal body all with the inner wall surface of limit frame and fixed frame abuts, one end of limit frame is connected with the inner wall of fixed frame slidingly, both side surfaces of fixed frame all are seted with slide hole, the inner wall of slide hole is connected with slide post slidingly, one end of slide post is fixedly connected with the side wall of limit frame, the circular arc surface of slide post is connected with pivot threadedly, both ends of one side of fixed frame all are fixedly connected with fixed frame, the inner wall of fixed frame is rotatably connected with turnover frame, the one end of turnover frame close to limit frame is fixedly connected with limit rod, the circular arc surface of limit rod is connected with driving shaft threadedly, the section of driving shaft is I shape, the circular arc surface of driving shaft is rotatably connected with link plate, the surface of link plate is screwed through extrusion frame, one end of extrusion frame abuts with the side wall of limit frame.

[0007] The effect of the above components is that during the processing operation of the sheet metal part, the position of the sheet metal part needs to be positioned, at this time, the clamping mechanism set on the upper end of the base and the first moving plate and the second moving plate surface can be assisted, and the position of the sheet metal body is extruded and limited by the fixed frame and the limit frame, so that the position deviation and shaking of the sheet metal body are avoided.

[0008] Preferably, the inner wall of the fixed frame is sleeved with a coil spring, and the two ends of the coil spring are fixedly connected with the fixed frame and the turnover frame, respectively.

[0009] The effect of the above components is that the torsional force generated by the coil spring can extrude and limit the position of the turnover frame, so that the position shaking of the turnover frame during use is avoided.

[0010] Preferably, the inner wall bottom surface of the limit frame and the fixed frame is fixedly connected with a plurality of support columns, and the plurality of support columns are silica gel columns.

[0011] The effect of the above components is that the support column made of silica gel material can conveniently and effectively support and protect the lower surface of the sheet metal body.

[0012] Preferably, the turnover frame is a stainless steel frame, and the length size of the turnover frame is matched with the length size of the limit frame and the fixed frame.

[0013] The effect achieved by the above components is that the turnover frame made of stainless steel can be used for a long time, avoiding rusting of the turnover frame during use.

[0014] Preferably, the base surface is provided with a positioning mechanism corresponding to the positions of the first moving plate and the second moving plate, the positioning mechanism comprises a positioning plate, the lower surface of the positioning plate is fixedly connected with the surface of the base, the upper end surface of the positioning plate is provided with a plurality of positioning grooves, the surface of the first moving plate is provided with a connecting hole, the inner wall lower surface of the connecting hole is threadedly connected with a rotating rod, the bottom end of the rotating rod is rotatably connected with a positioning block, the bottom end section of the positioning block is bevel gear-shaped, the lower surface of the positioning block is clamped with the inner wall of the positioning groove, and the bottom end sides of the first moving plate are rotatably connected with pulleys.

[0015] The effect achieved by the above components is that, during clamping and limiting the sheet metal body, in order to facilitate clamping and fixing sheet metal bodies of different sizes, the positioning mechanism arranged between the upper surface of the base and the first moving plate and the second moving plate is used for auxiliary limiting, facilitating better clamping and positioning operation of the sheet metal body.

[0016] Preferably, the circular arc surface of the pulley is fixedly connected with a protective sleeve, and the protective sleeve is a rubber sleeve.

[0017] The effect achieved by the above components is that, when the pulley is slidingly adjusted, the rubber material protective sleeve can be used for auxiliary protection operation, avoiding abrasion of the circular arc surface of the pulley.

[0018] Preferably, the two end surfaces of the positioning block are fixedly connected with auxiliary rods, and the circular arc surfaces of the auxiliary rods slidingly penetrate the inner wall surface of the connecting hole.

[0019] The effect achieved by the above components is that, when the position of the positioning block is moved and extruded, the auxiliary rods at the two ends of the positioning block can be used for protection and limiting, avoiding deviation of the moving position of the positioning block.

[0020] Compared with the related art, the sheet metal part positioning clamp has the following beneficial effects:

[0021] Through operation of the clamping mechanism, sliding regulation of the positions of the upper end fixed frame and the limiting frame of the first moving plate and the second moving plate is achieved, the fixed frame and the limiting frame are butted against each other through the turnover frame on the surface of the fixed frame and the limiting frame, and the extrusion fixing of the extrusion frame at one end of the turnover frame is utilized, so that sheet metal parts of different sizes can be clamped, limited and fixed.

[0022] By operating the positioning mechanism, the positions of the first and second moving plates on the base surface are moved and fixed, which facilitates the locking and limiting of the positioning block and the positioning groove on the surface of the positioning plate, and helps to better position the sheet metal body. Attached Figure Description

[0023] Figure 1 A schematic diagram of the structure of a sheet metal positioning fixture provided by this utility model;

[0024] Figure 2 for Figure 1 The diagram shows the structure of the clamping mechanism.

[0025] Figure 3 for Figure 2 A partial structural schematic diagram of the clamping mechanism shown;

[0026] Figure 4 for Figure 1 The diagram shows the structure of the positioning mechanism.

[0027] Figure 5 for Figure 4 The enlarged structural diagram at point A is shown.

[0028] The following are the labeling elements in the diagram: 1. Base; 2. First moving plate; 3. Second moving plate; 4. Clamping mechanism; 401. Fixed frame; 402. Limiting frame; 403. Sliding hole; 404. Sliding column; 405. Rotating shaft; 406. Fixed frame; 407. Coil spring; 408. Tilting frame; 409. Support column; 410. Limiting rod; 411. Drive shaft; 412. Connecting plate; 413. Extrusion frame; 5. Positioning mechanism; 51. Positioning plate; 52. Positioning groove; 53. Pulley; 54. Guide rail; 55. Protective sleeve; 56. Connecting hole; 57. Positioning block; 58. Rotating rod; 59. Auxiliary rod; 6. Sheet metal body. Detailed Implementation

[0029] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0030] The specific implementation of this utility model will be described in detail below with reference to specific embodiments.

[0031] Please see Figures 1 to 5The utility model discloses an embodiment provides a sheet metal part positioning fixture, it includes: base 1, first moving plate 2, second moving plate 3, clamping mechanism 4 and sheet metal body 6, first moving plate 2 and second moving plate 3 are located on the upper surface both sides of base 1 respectively, and the upper end of first moving plate 2 and second moving plate 3 is provided with sheet metal body 6 by clamping mechanism 4, clamping mechanism 4 is arranged on the upper end surface of first moving plate 2 and second moving plate 3, and the position of the surface of base 1 corresponding first moving plate 2 and second moving plate 3 is equipped with positioning mechanism 5.

[0032] In the embodiment of the utility model, please refer to Figure 2 And Figure 3 Clamping mechanism 4 includes fixed frame 401, and the lower surface of fixed frame 401 is fixedly connected with the upper end surface of second moving plate 3, and the upper end surface of first moving plate 2 is fixedly connected with limiting frame 402, and the peripheral surface of sheet metal body 6 is all abutted with the inner wall surface of limiting frame 402 and fixed frame 401, and one end of limiting frame 402 is slidably connected with the inner wall of fixed frame 401, and the both sides surface of fixed frame 401 is all set up with sliding hole 403, and the inner wall of sliding hole 403 is slidably connected with slide column 404, and one end of slide column 404 is fixedly connected with the side wall of limiting frame 402, and the circular arc surface of slide column 404 is screw connected with rotating shaft 405, and one side both ends of fixed frame 401 are all fixedly connected with fixed stand 406, and the inner wall of fixed stand 406 is rotatably connected with turnover frame 408, and one end of turnover frame 408 close to limiting frame 402 is fixedly connected with limiting rod 410, and the circular arc surface of limiting rod 410 is screw connected with driving shaft 411, and the section of driving shaft 411 is in the shape of H, and the circular arc surface of driving shaft 411 is rotatably connected with link plate 412, and the surface of link plate 412 is screw penetrated with extrusion frame 413, and one end of extrusion frame 413 is abutted with the side wall of limiting frame 402, and the inner wall one end of fixed stand 406 is sleeved with coil spring 407, and the both ends of coil spring 407 are fixedly connected with fixed stand 406 and turnover frame 408 respectively, and the inner wall bottom surface of limiting frame 402 and fixed frame 401 is all fixedly connected with a plurality of support columns 409, and a plurality of support columns 409 are silica gel columns, and turnover frame 408 is stainless steel frame, and the length size of turnover frame 408 is adapted to the length size of limiting frame 402 and fixed frame 401.

[0033] In the embodiment of the utility model, please refer to Figure 4 And Figure 5The positioning mechanism 5 comprises a positioning plate 51, the lower surface of the positioning plate 51 is fixedly connected with the surface of the base 1, the upper end surface of the positioning plate 51 is provided with a plurality of positioning grooves 52, the surface of the first moving plate 2 is provided with a connecting hole 56, the inner wall lower surface of the connecting hole 56 is threadedly connected with a rotating rod 58, the bottom end of the rotating rod 58 is rotatably connected with a positioning block 57, the bottom end section of the positioning block 57 is in the form of a bevel gear, the lower surface of the positioning block 57 is clamped with the inner wall of the positioning groove 52, the bottom end sides of the first moving plate 2 are rotatably connected with pulleys 53, the surface sides of the base 1 are fixedly connected with guide rails 54, the arc surfaces of the guide rails 54 are slidably connected with the arc surfaces of the pulleys 53, the arc surfaces of the pulleys 53 are fixedly connected with protective sleeves 55, the protective sleeves 55 are rubber sleeves, the end surfaces of the positioning block 57 are fixedly connected with auxiliary rods 59, and the arc surfaces of the auxiliary rods 59 are slidably penetrated through the inner wall surfaces of the connecting holes 56.

[0034] The working principle of the sheet metal part positioning clamp is as follows: in the process of limiting the machining of the sheet metal part, the positioning and clamping mechanism 4 is used to clamping and fixing the position of the sheet metal body 6, at this time, the first moving plate 2 and the second moving plate 3 on the upper surface of the base 1 are moved and controlled in position by means of the positioning mechanism 5, the first moving plate 2 and the second moving plate 3 are moved and controlled according to the size of the sheet metal body 6, slide along the positioning plate 51 on the surface of the base 1, after reaching the specified position, the rotating rod 58 is rotated, the rotating rod 58 drives the positioning block 57 to be clamped and fixed with the positioning groove 52 on the surface of the positioning plate 51, at this time, the positions of the first moving plate 2 and the second moving plate 3 will be fixed and cannot be moved, at the same time, the fixed frame 401 on the upper end of the first moving plate 2 and the limiting frame 402 will slide between each other, the slide columns 404 on the two sides of the limiting frame 402 slide along the slide holes 403 on the two sides of the fixed frame 401, at the same time, the limiting frame 402 is extruded and fixed by means of the rotating shaft 405, then the sheet metal body 6 is placed in the cavity formed by the fixed frame 401 and the limiting frame 402, then the turnover frame 408 on one side of the fixed frame 401 is turned over and controlled, at the same time, the drive shaft 411 on the surface of the limiting rod 410 on one end of the turnover frame 408 is rotated, then the extrusion frame 413 on the bottom end of the connection plate 412 on the surface of the drive shaft 411 is rotated, one end of the extrusion frame 413 is extruded and fixed with the side wall of the limiting frame 402, so that the sheet metal body 6 in the fixed frame 401 and the limiting frame 402 is clamped and fixed in position.

[0035] The circuit and the control involved in the utility model are prior art, and too much description is not given here.

[0036] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. 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The sheet metal part positioning fixture of claim 1, wherein, ​ 3. The sheet metal part positioning fixture of claim 1, wherein, ​ 4. The sheet metal part positioning fixture of claim 1, wherein, ​ 5. The sheet metal part positioning fixture of claim 1, wherein, The surface of the base (1) corresponds to the position of the first moving plate (2) and the second moving plate (3) is provided with a positioning mechanism (5), the positioning mechanism (5) includes a positioning plate (51), the lower surface of the positioning plate (51) is fixedly connected with the surface of the base (1), the upper end surface of the positioning plate (51) is provided with a plurality of positioning grooves (52), the surface of the first moving plate (2) is provided with a connecting hole (56), the inner wall lower surface of the connecting hole (56) is threadedly connected with a rotating rod (58), the bottom end of the rotating rod (58) is rotatably connected with a positioning block (57), the bottom end section of the positioning block (57) is conical, the lower surface of the positioning block (57) is clamped with the inner wall of the positioning groove (52), the bottom end of the first moving plate (2) is rotatably connected with a pulley (53) on both sides, the surface of the base (1) is fixedly connected with a guide rail (54) on both sides, and the arc surface of the guide rail (54) is slidably connected with the arc surface of the pulley (53).

6. The sheet metal part positioning fixture of claim 5, wherein, The arc surface of the pulley (53) is fixedly connected with a protective sleeve (55), and the protective sleeve (55) is a rubber sleeve.

7. The sheet metal part positioning fixture of claim 5, wherein, The both end surfaces of the positioning block (57) are fixedly connected with auxiliary rods (59), and the arc surface of the auxiliary rod (59) is slidably penetrated into the inner wall surface of the connecting hole (56).