Machining and positioning device for sheet metal part of computer case

Abstract

The utility model provides a computer case sheet metal part machining and positioning device which comprises a workbench, a mounting device is arranged at the top of the workbench, and the computer case sheet metal part machining and positioning device further comprises a positioning and clamping device which is connected to the side face of the mounting device. The positioning and clamping device comprises a clamping U-shaped seat, a connecting plate, a placing frame, a stepping motor, a connecting frame, a side end clamping pad and a suction cup, the placing frame is fixedly connected to the top of the clamping U-shaped seat, and the connecting plate is fixedly connected to the surface of the placing frame. According to the positioning and clamping device, the positioning and clamping device and the side end clamping pads are arranged to move in the direction close to the front face and the back face of the top of the sheet metal part and clamp the sheet metal part, the sheet metal part is fixed through adsorption and clamping, limiting assemblies can be arranged on the two sides, the sheet metal part is not prone to sliding, and the problem that the machining precision of the sheet metal part is affected is solved. The contact area is small, and the clamping is not stable, and the applicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal processing, in particular to a processing and positioning device for sheet metal processing of a computer case. Background Art

[0002] As a part of computer accessories, the main function of the chassis is to place and fix various computer accessories, and it plays a supporting and protective role. In addition, the computer chassis plays an important role in shielding electromagnetic radiation. Sheet metal is a comprehensive cold processing technology for metal sheets, including shearing, punching / cutting / compounding, folding, welding, riveting, splicing, forming, etc. Its notable feature is that the thickness of the same part is consistent. The product processed by the sheet metal process is called sheet metal parts. The existing computer chassis sheet metal parts need to be positioned during processing.

[0003] The prior art discloses a computer case sheet metal processing and positioning device with publication number: CN220719035U, which includes a bottom plate, a vertical plate and a top plate, wherein the vertical plate is fixedly mounted on the left end of the bottom plate, the top plate is mounted on the top end of the vertical plate, a positioning mechanism is provided on the lower end face of the top plate, four support columns are symmetrically fixedly mounted on the upper end face of the bottom plate, a processing table is fixedly mounted on the upper end faces of the four support columns, a pressing plate is provided on the upper end face of the processing table, a servo motor is fixedly mounted on the side wall of the processing table, the output end of the servo motor passes through the inner wall of the pressing plate and is fixedly mounted with a bidirectional threaded rod, the other end of the bottom plate is rotatably connected to the inner wall of the pressing plate, and two moving blocks are symmetrically threadedly connected on the bidirectional threaded rod. The computer case sheet metal processing and positioning device can not only position the computer case sheet metal parts, but also perform positioning processing on the case, thereby increasing the scope of application of the device;

[0004] Although the above patent not only can position the sheet metal parts of the computer case but also can perform positioning processing on the case by setting a processing positioning device, thereby improving the scope of application of the device, there are still the following shortcomings during use: bolts are used for fixing during positioning, and the bolt fixing method has a small contact area, and needs to be continuously twisted during clamping, which takes a long time, and there are no limit components on both sides, which is easy to slip and affect the processing accuracy of the sheet metal parts.

[0005] Therefore, a computer case sheet metal processing and positioning device is urgently needed to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to solve the problem that the existing device uses bolts for fixing during positioning, but the bolt fixing method has a small contact area, needs to be constantly twisted during clamping, which takes a long time, and has no limit components on both sides, which is easy to slip and affect the processing accuracy of sheet metal parts.

[0007] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0008] A computer case sheet metal processing and positioning device comprises a workbench, a mounting device is arranged on the top of the workbench, and further comprises:

[0009] The positioning clamping device is connected to the side of the mounting device.

[0010] The positioning clamping device includes a clamping U-shaped seat, a connecting plate, a placement frame, a stepper motor, a connecting frame, a side clamping pad and a suction cup. The placement frame is fixedly connected to the top of the clamping U-shaped seat, the connecting plate is fixedly connected to the surface of the placement frame, the stepper motor is fixedly connected to the inner ring of the placement frame, and the connecting frame is fixedly connected to the output shaft of the stepper motor.

[0011] As a preferred technical solution of the present application, the installation device includes a spring shock absorber, a base plate, a socket, a socket plate, a sliding ball, a connecting seat, a special-shaped docking seat, a bottom limit platform, a bolt and a sliding plate. The sliding ball is fixedly connected to the surface of the socket plate, the connecting seat is fixedly connected to the side of the sliding ball, the special-shaped docking seat is fixedly connected to the right side of the connecting seat, and the bottom limit platform is fixedly connected to the right side of the special-shaped docking seat.

[0012] As a preferred technical solution of the present application, a threaded hole is provided inside the bottom limit platform, and the slide is inserted into the interior of the special-shaped docking seat.

[0013] As a preferred technical solution of the present application, a connecting thread groove equal to the aperture of the threaded hole is provided at the bottom of the slide, the bolt is threadedly connected to the interior of the bottom limit platform and the bottom of the slide, the clamping U-shaped seat is fixedly connected to the right side of the slide, and a detachable slide is provided on the right side. During installation, the slide is inserted into the interior of the special-shaped docking seat, and then the insertion depth can be adjusted for lateral adjustment, which is convenient for processing different lateral positions at the same height.

[0014] As a preferred technical solution of the present application, the spring shock absorber is fixedly connected to the four corners of the top of the workbench, and the base plate is fixedly connected to the top of the spring shock absorber.

[0015] As a preferred technical solution of the present application, the socket is fixedly connected to the top of the base plate, and the plug board is plugged into the inside of the socket.

[0016] As the preferred technical solution of the present application, the side clamping pad is fixedly connected to the bottom of the connecting frame, and the suction cup is fixedly connected to the inside of the clamping U-shaped seat near the bottom. A stepper motor, a connecting frame and a side clamping pad are arranged on the front and back of the upper end for clamping, which can press the front and back of the sheet metal to avoid slippage, and the contact area of ​​the pressing component is large and the effect is good.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] In the scheme of this application:

[0019] 1. By setting a positioning clamping device, the side clamping pad moves toward the top front and back of the sheet metal part and clamps the sheet metal part, and fixes it by adsorption clamping. In addition, limited position components can be set on both sides, which is not easy to slip and affect the processing accuracy of the sheet metal part, solving the problem of the existing device using bolts for fixing, small contact area and unstable clamping;

[0020] 2. By setting up the installation device, it is convenient to process different horizontal positions at the same height, and the position of the slide can be adjusted horizontally and vertically, which increases the adaptability during the processing and facilitates processing. It solves the problem of poor precision caused by the existing device requiring multiple small-pitch manual adjustments of the sheet metal position when processing different positions. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall front view structure of the computer case sheet metal processing and positioning device provided in this application;

[0022] Figure 2 The computer case sheet metal processing positioning device provided in this application Figure 1 The enlarged structural diagram at A in the middle;

[0023] Figure 3 An overall side view schematic diagram of the computer case sheet metal processing and positioning device provided in this application;

[0024] Figure 4 The computer case sheet metal processing positioning device provided in this application Figure 3 A magnified view of the structure in middle B.

[0025] Indicated in the figure:

[0026] 1. Workbench; 2. Mounting device; 201. Spring shock absorber; 202. Bottom plate; 203. Plug socket; 204. Plug plate; 205. Sliding ball; 206. Connecting socket; 207. Special-shaped docking socket; 208. Bottom limiter; 209. Bolt; 210. Slide; 3. Positioning clamping device; 301. Clamping U-shaped seat; 302. Connecting plate; 303. Placing frame; 304. Stepping motor; 305. Connecting frame; 306. Side clamping pad; 307. Suction cup. DETAILED DESCRIPTION

[0027] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0028] like Figure 1-4 As shown, a computer case sheet metal processing and positioning device proposed in this embodiment includes a workbench 1, a mounting device 2 is provided on the top of the workbench 1, and also includes:

[0029] The positioning clamping device 3 is connected to the side surface of the mounting device 2 .

[0030] The positioning and clamping device 3 includes a clamping U-shaped seat 301, a connecting plate 302, a placement frame 303, a stepper motor 304, a connecting frame 305, a side clamping pad 306 and a suction cup 307. The placement frame 303 is fixedly connected to the top of the clamping U-shaped seat 301, the connecting plate 302 is fixedly connected to the surface of the placement frame 303, the stepper motor 304 is fixedly connected to the inner ring of the placement frame 303, the connecting frame 305 is fixedly connected to the output shaft of the stepper motor 304, the side clamping pad 306 is fixedly connected to the bottom of the connecting frame 305, and the suction cup 307 is fixedly connected to the inside of the clamping U-shaped seat 301 near the bottom. The stepper motor 304, the connecting frame 305 and the side clamping pad 306 are arranged on the front and back of the upper end for clamping, which can press the front and back of the sheet metal to avoid slippage, and the contact area of ​​the pressing component is large and the effect is good.

[0031] The mounting device 2 includes a spring damper 201, a base plate 202, a socket 203, a socket board 204, a sliding ball 205, a connecting seat 206, a special-shaped docking seat 207, a bottom limit platform 208, a bolt 209 and a slide 210. The sliding ball 205 is fixedly connected to the surface of the socket board 204, the connecting seat 206 is fixedly connected to the side of the sliding ball 205, the special-shaped docking seat 207 is fixedly connected to the right side of the connecting seat 206, the bottom limit platform 208 is fixedly connected to the right side of the special-shaped docking seat 207, and the inner opening of the bottom limit platform 208 A threaded hole is provided, and the slide 210 is inserted into the interior of the special-shaped docking seat 207. A connecting thread groove equal to the aperture of the threaded hole is opened at the bottom of the slide 210. The bolt 209 is threadedly connected to the interior of the bottom limit platform 208 and the bottom of the slide 210. The clamping U-shaped seat 301 is fixedly connected to the right side of the slide 210. A detachable slide 210 is provided on the right side. During installation, the slide 210 is inserted into the interior of the special-shaped docking seat 207, and then the insertion depth can be adjusted to perform lateral adjustment, which is convenient for processing different lateral positions at the same height.

[0032] The spring shock absorber 201 is fixedly connected to the top four corners of the workbench 1 , the bottom plate 202 is fixedly connected to the top of the spring shock absorber 201 , the socket 203 is fixedly connected to the top of the bottom plate 202 , and the plug board 204 is plugged into the inside of the socket 203 .

[0033] Specifically, when the computer case sheet metal processing and positioning device is in use: the sheet metal to be clamped and positioned is placed inside the clamping U-shaped seat 301, and the left and right sides of the bottom of the sheet metal are respectively placed on the top of the two suction cups 307, and adsorption is performed by pressure. A stepper motor 304, a connecting frame 305 and a side clamping pad 306 are arranged on the front and back of the upper end for clamping. When in use, the upper stepper motor 304 can be started to drive the connecting frame 305 to rotate, so that the side clamping pad 306 moves toward the direction close to the top front and back of the sheet metal, and continues to move until the front and rear side clamping pads 306 are respectively pressed against the front and back of the sheet metal to clamp the sheet metal. Bolts are not used for fixing during positioning, but it is fixed by placement of adsorption and clamping, and limited position components can be arranged on both sides, which is not easy to slip and affect the processing accuracy of the sheet metal. A mounting device 2 is provided on the top of the workbench 1, which can adjust the height of the sheet metal parts, so that the processing components can be processed at different heights. When adjusting, you only need to pull the sliding ball 205 to the right, and pull out the plug-in strips on the front and back of the plug-in board 204 from the sockets inside the plug-in socket 203, and then insert them at different heights. A detachable slide 210 is provided on the right side. When installing, the slide 210 is inserted into the interior of the special-shaped docking socket 207, and then the insertion depth can be adjusted to perform lateral adjustment, which is convenient for processing different lateral positions at the same height. When positioning, you only need to align the threaded hole with the threaded groove at the bottom of the slide 210, and then screw in the bolt 209, so that the device has the function of easy loading and unloading, and can adjust the position of the slide 210 horizontally and vertically, increase the adaptability during the processing, and facilitate processing.

[0034] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A computer case sheet metal processing and positioning device, comprising a workbench (1), characterized in that: The workbench (1) is provided with a mounting device (2) on the top, and further comprises: A positioning clamping device (3) connected to a side surface of the mounting device (2); The positioning clamping device (3) comprises a clamping U-shaped seat (301), a connecting plate (302), a placement frame (303), a stepping motor (304), a connecting frame (305), a side clamping pad (306) and a suction cup (307); the placement frame (303) is fixedly connected to the top of the clamping U-shaped seat (301); the connecting plate (302) is fixedly connected to the surface of the placement frame (303); the stepping motor (304) is fixedly connected to the inner ring of the placement frame (303); and the connecting frame (305) is fixedly connected to the output shaft of the stepping motor (304).

2. A computer case sheet metal processing and positioning device according to claim 1, characterized in that: The mounting device (2) comprises a spring shock absorber (201), a base plate (202), a plug seat (203), a plug board (204), a sliding ball (205), a connecting seat (206), a special-shaped docking seat (207), a bottom limit platform (208), a bolt (209) and a sliding sheet (210), wherein the sliding ball (205) is fixedly connected to the surface of the plug board (204), the connecting seat (206) is fixedly connected to the side of the sliding ball (205), the special-shaped docking seat (207) is fixedly connected to the right side of the connecting seat (206), and the bottom limit platform (208) is fixedly connected to the right side of the special-shaped docking seat (207).

3. A computer case sheet metal processing and positioning device according to claim 2, characterized in that: A threaded hole is provided inside the bottom limit platform (208), and the sliding sheet (210) is plugged into the interior of the special-shaped docking seat (207).

4. A computer case sheet metal processing and positioning device according to claim 3, characterized in that: The bottom of the slide (210) is provided with a connecting thread groove having a diameter equal to that of the threaded hole, the bolt (209) is threadedly connected to the inside of the bottom limit platform (208) and the bottom of the slide (210), and the clamping U-shaped seat (301) is fixedly connected to the right side of the slide (210).

5. A computer case sheet metal processing and positioning device according to claim 4, characterized in that: The spring shock absorber (201) is fixedly connected to the four corners of the top of the workbench (1), and the bottom plate (202) is fixedly connected to the top of the spring shock absorber (201).

6. A computer case sheet metal processing and positioning device according to claim 5, characterized in that: The socket (203) is fixedly connected to the top of the bottom plate (202), and the socket board (204) is plugged into the inside of the socket (203).

7. A computer case sheet metal processing and positioning device according to claim 6, characterized in that: The side clamping pad (306) is fixedly connected to the bottom of the connecting frame (305), and the suction cup (307) is fixedly connected to the inside of the clamping U-shaped seat (301) near the bottom.

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