Polishing and bending device for sheet metal machining

Abstract

The utility model relates to the technical field of sheet metal processing, in particular to a polishing and bending device for sheet metal processing, which is characterized in that a hydraulic cylinder is arranged above a support frame, the output end of the hydraulic cylinder penetrates through the support frame and is fixedly connected to a transmission circular plate, the transmission circular plate is fixed on a movable plate, and a linear bearing guide rod and a bearing table are arranged on the inner side of the support frame. The moving plate is arranged on the linear bearing guide rod, a side square plate is fixed to the surface of the moving plate, a limiting assembly is arranged on the side square plate, movable balls are arranged on the surface of the side square plate, a through hole is formed in the surface of the side square plate, an inserting rod is inserted into the through hole, a fixing piece is fixed to the end face of the inserting rod, and the surface of the inserting rod is sleeved with a limiting spring; one end of the limiting spring is fixedly connected to the fixing piece; the device has the beneficial effects that a workpiece can be effectively clamped, the stability of the workpiece in the machining process is improved, and the situation that the workpiece is deformed, scrapped and even snapped, and then safety accidents happen is avoided.

Description

Technical Field

[0001] The utility model relates to the field of sheet metal processing, in particular to a grinding and bending device used for sheet metal processing. Background Art

[0002] Sheet metal can be defined in the usual sense as: Sheet metal is a comprehensive cold processing technology for metal sheets, including shearing, punching / cutting / compounding, folding, riveting, splicing, forming, etc. Its most notable feature is that the thickness of the same part is consistent. The products processed by the sheet metal industry are called sheet metal parts. The sheet metal parts referred to in different industries are generally different, and are mostly used as the name for assembly.

[0003] In the prior art, sheet metal generally requires grinding or bending during processing. During grinding and bending, the workpiece needs to be clamped to keep the workpiece stable and ensure smooth grinding and bending.

[0004] However, conventionally, sheet metal is clamped using a vise, which has a poor clamping effect and can easily cause the workpiece to deform, become scrapped, or even break, leading to safety accidents. To this end, the utility model proposes a grinding and bending device for sheet metal processing to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a grinding and bending device for sheet metal processing to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding and bending device for sheet metal processing, the grinding and bending device for sheet metal processing comprising: a support frame, a hydraulic cylinder is arranged above the support frame, the output end of the hydraulic cylinder passes through the support frame and is fixedly connected to a transmission circular plate, the transmission circular plate is fixed on a moving plate, a linear bearing guide rod and a bearing platform are arranged on the inner side of the support frame, the moving plate is arranged on the linear bearing guide rod, a side plate is fixed on the surface of the moving plate, and a limit position assembly is arranged on the side plate;

[0007] A side plate, a movable ball bearing is arranged on the surface of the side plate, a through hole is opened on the surface of the side plate, a plug rod is inserted in the through hole, a fixing device is fixed on the end surface of the plug rod, a limit spring is sleeved on the surface of the plug rod, one end of the limit spring is fixedly connected to the fixing device, and the other end of the limit spring is fixedly connected to the side plate, and a pressure plate is arranged on the inner side of the side plate;

[0008] The back plate is fixedly connected to the side plates, and a supporting spring is fixed on the surface of the back plate.

[0009] Preferably, a support seat is provided next to the hydraulic cylinder, and the support seat is used to install the hydraulic cylinder on a support frame. The support seat is provided with four groups, and the four groups of support seats are respectively located on both sides of the hydraulic cylinder. The transmission circular plate is disc-shaped, and the transmission circular plate is located in the middle of the movable plate. The bearing platform is fixed on the support frame, and the bearing platform is located in the middle of the support frame.

[0010] Preferably, the linear bearing guide rods are provided with four groups, and the four groups of linear bearing guide rods are respectively located on both sides of the bearing platform, the bottom ends of the linear bearing guide rods are fixedly connected to the support frame by welding, the linear bearing guide rods and the movable plate are slidably connected, and the upper end surface of the linear bearing guide rods is provided with external threads, and nuts are provided on the external threads.

[0011] Preferably, there are two side plates, which are symmetrically distributed about the central axis of the movable plate, ball sliding grooves and limiting holes are opened on both sides of the pressure plate, a pressure groove is opened at the lower end of the pressure plate, and there are several pressure grooves, which are evenly distributed on the surface of the pressure plate, and a handle is fixed on the surface of the pressure plate.

[0012] Preferably, the movable ball and the ball slide groove are matched, the outer wall of the insertion rod and the inner wall of the limiting hole are slidably connected, and the end of the insertion rod is chamfered.

[0013] Preferably, the limiting assembly includes an insertion rod, a limiting spring, a fixing member and a handle. The surface of the fixing member is fixed with a handle, the handle is arc-shaped, and an anti-slip pattern is provided on the arc-shaped inner surface of the handle.

[0014] Preferably, the support spring is a variable diameter spring, and the end of the support spring fixed to the back plate has the largest diameter.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The grinding and bending device for sheet metal processing proposed by the utility model can effectively clamp the workpiece and improve the stability of the workpiece during processing. Specifically, the workpiece to be processed is first placed on the supporting platform, and then the hydraulic cylinder is started. The output end of the hydraulic cylinder drives the movable plate to move downward, so that the pressure plate is moved downward, thereby the workpiece is embedded in the pressure groove to fix the workpiece. The set limit assembly is used to facilitate the installation and disassembly of the set pressure plate, thereby facilitating the replacement of the appropriate pressure plate according to the actual shape of the workpiece, and facilitating the effective clamping of the workpiece. This avoids the problem that the traditional clamping of sheet metal usually uses a vise, which has a poor clamping effect and is easy to cause the workpiece to be deformed, scrapped or even broken, thereby causing a safety accident. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a detailed diagram of the structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the side plate structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the pressure plate of the utility model.

[0021] In the figure: 1. hydraulic cylinder; 2. support seat; 3. moving plate; 4. support frame; 5. side plate; 6. bearing platform; 7. pressure plate; 8. linear bearing guide rod; 9. limit assembly; 10. nut; 11. external thread; 12. transmission circular plate; 13. back plate; 14. movable ball; 15. handle; 16. anti-slip pattern;

[0022] 17. Fixture; 18. Limit spring; 19. Insertion rod; 20. Through hole; 21. Grip; 22. Pressure groove;

[0023] 23. Limiting hole; 24. Support spring; 25. Ball bearing slide groove. DETAILED DESCRIPTION

[0024] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0025] Embodiment 1

[0026] See also Figure 1-Figure 4 The utility model provides a technical solution: a grinding and bending device for sheet metal processing, the grinding and bending device for sheet metal processing comprising: a support frame 4, a hydraulic cylinder 1 is arranged above the support frame 4, the output end of the hydraulic cylinder 1 passes through the support frame 4 and is fixedly connected to the transmission circular plate 12, the transmission circular plate 12 is fixed on the moving plate 3, a linear bearing guide rod 8 and a bearing platform 6 are arranged on the inner side of the support frame 4, the moving plate 3 is arranged on the linear bearing guide rod 8, a side plate 5 is fixed on the surface of the moving plate 3, and a limit position component 9 is arranged on the side plate 5;

[0027] A side plate 5, a movable ball 14 is provided on the surface of the side plate 5, a through hole 20 is opened on the surface of the side plate 5, a plug rod 19 is inserted into the through hole 20, a fixture 17 is fixed to the end surface of the plug rod 19, a limit spring 18 is sleeved on the surface of the plug rod 19, one end of the limit spring 18 is fixedly connected to the fixture 17, and the other end of the limit spring 18 is fixedly connected to the side plate 5, and a pressure plate 7 is provided on the inner side of the side plate 5;

[0028] When in use, first place the workpiece to be processed on the supporting platform 6, and then start the hydraulic cylinder 1. The output end of the hydraulic cylinder 1 drives the movable plate 3 to move downward, thereby realizing the downward movement of the pressure plate 7, so that the workpiece is embedded in the pressure groove 22, and the workpiece is fixed. The set limit assembly 9 is used to facilitate the installation and disassembly of the set pressure plate 7, thereby facilitating the replacement of the appropriate pressure plate 7 according to the actual shape of the workpiece, thereby facilitating the effective clamping of the workpiece.

[0029] Embodiment 2

[0030] On the basis of the first embodiment, four groups of linear bearing guide rods 8 are provided, and the four groups of linear bearing guide rods 8 are respectively located on both sides of the bearing platform 6, and the bottom ends of the linear bearing guide rods 8 are fixedly connected to the support frame 4 by welding, and the linear bearing guide rods 8 and the movable plate 3 are slidably connected, and the upper end surface of the linear bearing guide rods 8 is provided with external threads 11, and the external threads 11 are provided with nuts 10;

[0031] There are two side plates 5, which are symmetrically distributed about the central axis of the movable plate 3. Ball grooves 25 and limiting holes 23 are provided on both sides of the pressure plate 7. A pressure groove 22 is provided at the lower end of the pressure plate 7. There are a plurality of pressure grooves 22, which are evenly distributed on the surface of the pressure plate 7. A handle 21 is fixed on the surface of the pressure plate 7. The movable ball 14 and the ball groove 25 are adapted. The outer wall of the insertion rod 19 and the inner wall of the limiting hole 23 are slidably connected. The end of the insertion rod 19 is chamfered. The limiting assembly 9 includes an insertion rod 19, a limiting spring 18, a fixing device 17 and a handle 15. The handle 15 is fixed on the surface of the fixing device 17. The handle 15 is arc-shaped, and the arc-shaped inner surface of the handle 15 is provided with an anti-slip pattern 16.

[0032] When in use, the handle 15 is manually pulled to draw the rod 19 into the through hole 20, and the state of the rod 19 is maintained at this time. The grip 21 is manually controlled to move the pressure plate 7, and the movable ball 14 and the ball slide groove 25 are aligned, so that the pressure plate 7 is installed into the inner side of the side plate 5. When the through hole 20 and the limiting hole 23 correspond, the handle 15 is released. At this time, under the rebound action of the limiting spring 18, the rod 19 is automatically inserted into the limiting hole 23 to achieve the limited installation of the pressure plate 7. The anti-slip texture inside the handle 15 can improve the grip comfort and improve the stability when the handle 15 is turned. The movable ball 14 and the ball slide groove 25 are adapted to each other, thereby providing guidance and support.

[0033] Embodiment 3

[0034] On the basis of the second embodiment, a back plate 13 is provided, the back plate 13 is fixedly connected to the side plate 5, a support spring 24 is fixed on the surface of the back plate 13, a support seat 2 is provided next to the hydraulic cylinder 1, the support seat 2 is used to install the hydraulic cylinder 1 on the support frame 4, the support seat 2 is provided with four groups, and the four groups of support seats 2 are respectively located on both sides of the hydraulic cylinder 1, the transmission circular plate 12 is disc-shaped, the transmission circular plate 12 is located in the middle of the moving plate 3, the bearing platform 6 is fixed on the support frame 4, the bearing platform 6 is located in the middle of the support frame 4, the support spring 24 is a variable diameter spring, and the support spring 24 is fixed to the end of the back plate 13 with the largest diameter;

[0035] When in use, the transmission circular plate 12 can increase the pressure area of ​​the output end of the hydraulic cylinder 1 on the movable plate 3, thereby improving the stability of the movement of the movable plate 3. The four sets of linear bearing guide rods 8 can provide guidance and support for the movable plate 3. When the pressure plate 7 is installed, the pressure plate 7 will resist the support spring 24, and the support spring 24 will be compressed by force, thereby storing elastic potential energy, which can absorb possible vibrations and improve stability during clamping.

[0036] In actual use, first place the workpiece to be processed on the carrier 6, then start the hydraulic cylinder 1, the output end of the hydraulic cylinder 1 drives the movable plate 3 to move downward, realizes the downward movement of the pressure plate 7, thereby making the workpiece embedded in the pressure groove 22, and realizing the fixation of the workpiece, and utilizing the set limit assembly 9 to facilitate the installation and removal of the set pressure plate 7, thereby facilitating the replacement of the appropriate pressure plate 7 according to the shape of the actual workpiece, and facilitating the effective clamping of the workpiece, and manually pulling the handle 15 to pull the rod 19 into the through hole 20, and keeping the rod at this time 19, manually operate the handle 21 to move the pressure plate 7, and make the movable ball 14 correspond to the ball slide groove 25, so that the pressure plate 7 is installed into the inner side of the side plate 5. When the through hole 20 and the limiting hole 23 correspond, release the handle 15. At this time, under the rebound action of the limiting spring 18, the insert rod 19 is automatically inserted into the limiting hole 23 to realize the limited installation of the pressure plate 7. This avoids the traditional clamping of sheet metal usually using a vise, which has poor clamping effect and is easy to cause the workpiece to be deformed and scrapped or even broken, thereby causing safety accidents.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A grinding and bending device for sheet metal processing, characterized in that: The grinding and bending device for sheet metal processing comprises: a support frame (4), a hydraulic cylinder (1) is arranged above the support frame (4), the output end of the hydraulic cylinder (1) passes through the support frame (4) and is fixedly connected to a transmission circular plate (12), the transmission circular plate (12) is fixed on a movable plate (3), a linear bearing guide rod (8) and a bearing platform (6) are arranged on the inner side of the support frame (4), the movable plate (3) is arranged on the linear bearing guide rod (8), a side plate (5) is fixed on the surface of the movable plate (3), and a limit position assembly (9) is arranged on the side plate (5); A side plate (5), a movable ball (14) is provided on the surface of the side plate (5), a through hole (20) is opened on the surface of the side plate (5), an insertion rod (19) is inserted into the through hole (20), a fixing piece (17) is fixed on the end surface of the insertion rod (19), a limiting spring (18) is sleeved on the surface of the insertion rod (19), one end of the limiting spring (18) is fixedly connected to the fixing piece (17), and the other end of the limiting spring (18) is fixedly connected to the side plate (5), and a pressure plate (7) is provided on the inner side of the side plate (5); A back plate (13) is fixedly connected to the side plate (5), and a support spring (24) is fixed on the surface of the back plate (13).

2. A grinding and bending device for sheet metal processing according to claim 1, characterized in that: A support seat (2) is provided beside the hydraulic cylinder (1), and the support seat (2) is used to install the hydraulic cylinder (1) on a support frame (4). The support seat (2) is provided with four groups, and the four groups of support seats (2) are respectively located on both sides of the hydraulic cylinder (1). The transmission circular plate (12) is in the shape of a disk, and the transmission circular plate (12) is located in the middle of the movable plate (3). The bearing platform (6) is fixed on the support frame (4), and the bearing platform (6) is located in the middle of the support frame (4).

3. The grinding and bending device for sheet metal processing according to claim 1, characterized in that: The linear bearing guide rods (8) are provided with four groups, and the four groups of linear bearing guide rods (8) are respectively located on both sides of the bearing platform (6). The bottom ends of the linear bearing guide rods (8) are fixedly connected to the support frame (4) by welding, and the linear bearing guide rods (8) and the movable plate (3) are slidably connected. The upper end surface of the linear bearing guide rods (8) is provided with external threads (11), and the external threads (11) are provided with nuts (10).

4. The grinding and bending device for sheet metal processing according to claim 1, characterized in that: The side plates (5) are provided with two, and the two side plates (5) are symmetrically distributed about the central axis of the movable plate (3). Ball bearing grooves (25) and limiting holes (23) are provided on both sides of the pressure plate (7). A pressure groove (22) is provided at the lower end of the pressure plate (7). There are a plurality of pressure grooves (22), and the plurality of pressure grooves (22) are evenly distributed on the surface of the pressure plate (7). A handle (21) is fixed on the surface of the pressure plate (7).

5. The grinding and bending device for sheet metal processing according to claim 1, characterized in that: The movable ball (14) and the ball sliding groove (25) are matched with each other, the outer wall of the insertion rod (19) and the inner wall of the limiting hole (23) are slidably connected, and the end of the insertion rod (19) is chamfered.

6. The grinding and bending device for sheet metal processing according to claim 1, characterized in that: The limiting assembly (9) comprises an insertion rod (19), a limiting spring (18), a fixing member (17) and a handle (15); the handle (15) is fixed on the surface of the fixing member (17); the handle (15) is arc-shaped, and an anti-slip pattern (16) is provided on the arc-shaped inner surface of the handle (15).

7. The grinding and bending device for sheet metal processing according to claim 1, characterized in that: The support spring (24) is a variable diameter spring, and the end of the support spring (24) fixed to the back plate (13) has the largest diameter.

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