Sheet metal part positioning clamp

Abstract

The utility model belongs to the field of sheet metal part machining, and particularly relates to a sheet metal part positioning clamp which comprises a base, a positioning mechanism is arranged, so that a slightly-deformed sheet metal can be straightened again, a bent box type sheet metal part is placed between a surrounding plate and a sliding plate, then the sliding plate is driven by a hydraulic push rod to slide, and the sheet metal part can be straightened again. The distance between the sliding plate and the surrounding plate is changed, and the sheet metal part is flattened, so that when the box-type sheet metal part is welded, the edge wall is kept flat, the quality of a finished product is improved, the service life of the finished product is prolonged, the use stability of the finished product is improved, and the purpose that an upper opening and a lower opening of the box-type sheet metal part are flush can be achieved by arranging the limiting mechanism; the edge of the upper opening of the box type sheet metal part is pressed through the pressing plate, so that the upper opening and the lower opening of the box type sheet metal part are flush, the sheet metal part can be stably positioned and limited, it is ensured that the sheet metal part can be stably fixed and limited in the machining process, and then the overall machining precision and machining quality of the structure are further improved.

Description

Technical Field

[0001] The utility model relates to the field of sheet metal processing, in particular to a sheet metal positioning fixture. Background Art

[0002] Sheet metal is a processing technology used to manufacture thin metal parts, usually involving steps such as cutting, bending, punching, welding and assembly to create metal parts and components of various shapes and sizes. These thin metal sheets are usually made of steel, aluminum, stainless steel, copper and other materials with a thin thickness, suitable for making various products such as chassis, mechanical parts, electronic equipment housings, automotive parts, furniture, etc.

[0003] Currently, the processing of box-type sheet metal parts is often done by manually welding after the metal sheet is bent. However, since stress is generated inside the metal sheet after bending, the shape of the metal sheet is slightly changed. Welding at this time will cause the four walls of the box-type sheet metal parts to be slightly deformed, resulting in a decrease in the quality of the finished box-type sheet metal parts, and will also affect the service life and stability of the finished product. Therefore, a sheet metal positioning fixture is proposed to address the above problems. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art and the problem that the deformation of the four walls of box-type sheet metal parts affects the quality of the finished product, the utility model proposes a sheet metal part positioning fixture.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a sheet metal positioning fixture comprises a base, a positioning mechanism is fixedly installed on the surface of the base, and a limiting mechanism is fixedly installed on the surface of the base;

[0006] The positioning mechanism comprises a panel, the panel is fixedly mounted on the surface of the base, a slide plate is slidably connected to the surface of the base, a fixed block is fixedly mounted on the surface of the base, a hydraulic push rod is fixedly mounted on one side of the fixed block, and one end of the hydraulic push rod is fixedly connected to one side of the slide plate;

[0007] The limiting mechanism comprises a pillar, the pillar is fixedly mounted on the surface of the base, a bottom ring is fixedly mounted on the surface of the pillar, and a pressure plate is rotatably connected to the surface of the pillar.

[0008] Preferably, a guide groove is provided on the surface of the base, a guide block is fixedly mounted on the bottom of the slide plate, and the surface of the guide block is slidably connected to the inner cavity of the guide groove.

[0009] Preferably, a sliding groove is provided on the inner wall of the guide groove, a sliding block is fixedly mounted on one side of the guide block, and the surface of the sliding block is slidably connected to the inner cavity of the sliding groove.

[0010] Expansion: By setting the slider to slide in the slide groove, the contact area between the guide block and the guide groove is increased, so that the guide block moves more smoothly.

[0011] Preferably, a screw rod is fixedly mounted on the top of the pillar, a pressure ring is threadedly connected to the surface of the screw rod, and a baffle is fixedly mounted on one end of the screw rod.

[0012] Preferably, a bracket is fixedly mounted on the surface of the base, and a fan is fixedly mounted on the inner wall of the bracket.

[0013] Expansion: Support the fan by setting a bracket, and dissipate heat from the welding points by setting a fan to avoid changes in the size or shape of the sheet metal due to heat generated by welding.

[0014] Preferably, a lamp stand is fixedly mounted on the surface of the base, and a lighting lamp is fixedly mounted on one end of the lamp stand.

[0015] Preferably, a foot is fixedly mounted on the bottom of the base, and a rubber foot pad is fixedly mounted on the bottom of the foot.

[0016] The utility model is beneficial in that:

[0017] 1. The utility model can achieve the purpose of straightening a slightly deformed metal sheet by setting a positioning mechanism, put the bent box-like sheet metal parts between the enclosure and the slide plate, and then drive the slide plate to slide by the hydraulic push rod to change the distance between the slide plate and the enclosure, and flatten the sheet metal parts, so that the side walls of the box-like sheet metal parts can be kept flat during welding, thereby improving the quality of the finished product and extending the service life and stability of the finished product;

[0018] 2. The utility model can achieve the purpose of making the upper and lower ends of the box-like sheet metal parts flush by setting a limit mechanism, rotating the pressure plate to move it away from above the enclosure and the slide plate, and then placing the bent box-like sheet metal parts between the enclosure and the slide plate, and then rotating the pressure plate to press the upper edge of the box-like sheet metal parts, so that the upper and lower ends of the box-like sheet metal parts are flush, avoiding rework or scrapping of the finished product due to misaligned welding of the side walls of the box-like sheet metal parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural schematic diagram of the sheet metal positioning fixture of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the positioning mechanism of the utility model;

[0022] Figure 3 It is a structural schematic diagram of the limiting mechanism of the utility model;

[0023] Figure 4 It is a structural schematic diagram of the guide block and the sliding block of the utility model;

[0024] Figure 5 It is a structural schematic diagram of the bracket and the fan of the utility model;

[0025] Figure 6 It is a structural schematic diagram of the support foot and rubber foot pad of the utility model.

[0026] In the figure: 1. base; 2. positioning mechanism; 201. enclosure; 202. slide plate; 203. fixing block; 204. hydraulic push rod; 3. limiting mechanism; 301. pillar; 302. bottom ring; 303. pressure plate; 4. guide groove; 5. guide block; 6. slide groove; 7. slider; 8. screw rod; 9. pressure ring; 10. baffle; 11. bracket; 12. fan; 13. lamp holder; 14. lighting lamp; 15. support foot; 16. rubber foot pad. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] The following is combined with Figure 1-6 To further explain this application in detail,

[0029] The present application embodiment discloses a sheet metal positioning fixture. Figure 1 , Figure 2 and Figure 3 , a sheet metal positioning fixture comprises a base 1, a positioning mechanism 2 is fixedly installed on the surface of the base 1, and a limiting mechanism 3 is fixedly installed on the surface of the base 1;

[0030] The positioning mechanism 2 includes a panel 201, which is fixedly mounted on the surface of the base 1, a slide plate 202 is slidably connected to the surface of the base 1, a fixed block 203 is fixedly mounted on the surface of the base 1, a hydraulic push rod 204 is fixedly mounted on one side of the fixed block 203, and one end of the hydraulic push rod 204 is fixedly connected to one side of the slide plate 202;

[0031] The limiting mechanism 3 includes a support 301, the support 301 is fixedly mounted on the surface of the base 1, a bottom ring 302 is fixedly mounted on the surface of the support 301, and a pressing plate 303 is rotatably connected to the surface of the support 301;

[0032] Reference Figure 4 A guide groove 4 is provided on the surface of the base 1, and a guide block 5 is fixedly installed on the bottom of the slide plate 202. The surface of the guide block 5 is slidably connected with the inner cavity of the guide groove 4. By setting the guide block 5 to slide in the guide groove 4, the moving direction of the slide plate 202 is limited to prevent the slide plate 202 from being skewed when moving;

[0033] Reference Figure 4 A slide groove 6 is provided on the inner wall of the guide groove 4, a slider 7 is fixedly installed on one side of the guide block 5, and the surface of the slider 7 is slidably connected with the inner cavity of the slide groove 6. By setting the slider 7 to slide in the slide groove 6, the contact area between the guide block 5 and the guide groove 4 is increased, so that the guide block 5 moves more smoothly;

[0034] Reference Figure 3 A screw rod 8 is fixedly installed on the top of the pillar 301, and a pressure ring 9 is threadedly connected to the surface of the screw rod 8. A baffle 10 is fixedly installed on one end of the screw rod 8. By setting the screw rod 8 and the pressure ring 9, when the height of the box-like sheet metal cannot be flattened by the weight of the pressure plate 303 alone, the pressure ring 9 is rotated to press the pressure plate 303, giving pressure to the pressure plate 303 to flatten the box-like sheet metal. By setting the baffle 10, the position of the pressure ring 9 is restricted to prevent the pressure ring 9 from falling off the screw rod 8;

[0035] Reference Figure 1 and Figure 5 A bracket 11 is fixedly mounted on the surface of the base 1, and a fan 12 is fixedly mounted on the inner wall of the bracket 11. The bracket 11 is provided to support the fan 12, and the fan 12 is provided to dissipate heat at the welding point, thereby preventing the size or shape of the sheet metal part from changing due to welding heat;

[0036] Reference Figure 1 A lamp holder 13 is fixedly mounted on the surface of the base 1, and a lighting lamp 14 is fixedly mounted on one end of the lamp holder 13. The lighting lamp 14 is supported by the lamp holder 13, and the lighting lamp 14 is provided so that the operator can observe the welding position even in a dim environment;

[0037] Reference Figure 1 and Figure 6 The bottom of the base 1 is fixedly provided with a support foot 15, and the bottom of the support foot 15 is fixedly provided with a rubber foot pad 16. The support foot 15 is provided to support the base 1, and the rubber foot pad 16 is provided to increase the friction between the support foot 15 and the supporting surface, thereby improving the stability of the base 1;

[0038] Working principle: When the box-like sheet metal parts are bent and need to be welded, the pressing plate 303 supported by the bottom ring 302 is moved to rotate around the pillar 301, so that it is moved away from the top of the enclosure 201 and the slide plate 202, and then the bent box-like sheet metal parts are placed between the enclosure 201 and the slide plate 202, and then the pressing plate 303 is moved again to press the upper edge of the box-like sheet metal parts, so that the upper and lower edges of the box-like sheet metal parts are flush, so as to avoid the side wall misalignment welding of the box-like sheet metal parts, resulting in the finished product Rework or scrap, and then increase the distance between the fixed block 203 and the slide plate 202 by extending the hydraulic push rod 204, thereby reducing the distance between the slide plate 202 and the enclosure 201, so that the slide plate 202 and the enclosure 201 squeeze and fix the sheet metal parts, making the side walls of the box-type sheet metal parts smooth, avoiding the deformation of the side walls that affect the quality of the finished product, thereby extending the service life and stability of the finished product. The hydraulic push rod 204, the fan 12 and the lighting lamp 14 are all powered by an external power supply.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. Sheet metal positioning fixture, characterized by: It comprises a base (1), a positioning mechanism (2) is fixedly mounted on the surface of the base (1), and a limiting mechanism (3) is fixedly mounted on the surface of the base (1); The positioning mechanism (2) comprises a panel (201), the panel (201) being fixedly mounted on the surface of a base (1), the surface of the base (1) being slidably connected to a slide plate (202), the surface of the base (1) being fixedly mounted with a fixed block (203), one side of the fixed block (203) being fixedly mounted with a hydraulic push rod (204), one end of the hydraulic push rod (204) being fixedly connected to one side of the slide plate (202); The limiting mechanism (3) comprises a support (301), wherein the support (301) is fixedly mounted on the surface of the base (1), a bottom ring (302) is fixedly mounted on the surface of the support (301), and a pressure plate (303) is rotatably connected to the surface of the support (301).

2. The sheet metal positioning fixture according to claim 1, characterized in that: A guide groove (4) is provided on the surface of the base (1), a guide block (5) is fixedly mounted on the bottom of the slide plate (202), and the surface of the guide block (5) is slidably connected to the inner cavity of the guide groove (4).

3. The sheet metal positioning fixture according to claim 2, characterized in that: The inner wall of the guide groove (4) is provided with a slide groove (6), and a sliding block (7) is fixedly mounted on one side of the guide block (5), and the surface of the sliding block (7) is slidably connected with the inner cavity of the slide groove (6).

4. The sheet metal positioning fixture according to claim 1, characterized in that: A screw rod (8) is fixedly mounted on the top of the support (301), a pressure ring (9) is threadedly connected to the surface of the screw rod (8), and a baffle (10) is fixedly mounted on one end of the screw rod (8).

5. The sheet metal positioning fixture according to claim 1, characterized in that: A bracket (11) is fixedly mounted on the surface of the base (1), and a fan (12) is fixedly mounted on the inner wall of the bracket (11).

6. The sheet metal positioning fixture according to claim 1, characterized in that: A lamp holder (13) is fixedly mounted on the surface of the base (1), and a lighting lamp (14) is fixedly mounted on one end of the lamp holder (13).

7. The sheet metal positioning fixture according to claim 1, characterized in that: A support foot (15) is fixedly mounted on the bottom of the base (1), and a rubber foot pad (16) is fixedly mounted on the bottom of the support foot (15).

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