Polishing equipment for surface treatment of sheet metal parts

Abstract

The utility model discloses polishing equipment for surface treatment of sheet metal parts, which comprises a workbench, the top end of the workbench is rotatably connected with a rotating tooth holder, the outer surface of the rotating tooth holder is meshed with two transmission gears, the bottom ends of the two transmission gears are rotatably connected with the top end of the workbench, and the rotating tooth holder is rotatably connected with the workbench. Two adjusting frames are fixedly connected to the top end of the workbench, and reciprocating lead screws are rotationally connected to the interiors of the two adjusting frames. The two transmission gears are driven to rotate together in the process that the gear motor drives the rotating tooth holder to rotate, the reciprocating lead screws fixedly connected with the driven gears are driven to rotate together in the rotating process of the transmission gears, and therefore the two driven blocks fixedly provided with the driving motors are driven to move up and down in the adjusting frame in a reciprocating mode. And the driving motor drives the polishing roller to reciprocate up and down, so that the outer surface of the sheet metal part is uniformly polished, and the polishing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing equipment, in particular to a polishing equipment for surface treatment of sheet metal parts. Background Technique

[0002] Sheet metal parts are processed by means of stamping, bending, stretching, etc. on metal sheets (usually less than 6 mm), forming parts with desired shapes and sizes. They have the characteristics of light weight, high strength, electrical conductivity (able to be used for electromagnetic shielding), low cost, good mass production performance, etc.

[0003] Currently, when polishing the surface of tubular sheet metal parts, it is usually necessary to first fix the tubular sheet metal parts on a rotating plate, and then the staff rotates the tubular sheet metal parts while using a polishing tool for polishing treatment. This makes the polishing steps more cumbersome, and it is difficult to polish the surface evenly, reducing the polishing efficiency. Content of the Utility Model

[0004] The purpose of the utility model is to provide a polishing equipment for surface treatment of sheet metal parts to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A polishing equipment for surface treatment of sheet metal parts, including a workbench, a rotating tooth seat is rotatably connected to the top end of the workbench, two transmission gears are meshed on the outer surface of the rotating tooth seat, the bottom ends of the two transmission gears are rotatably connected to the top end of the workbench, two adjusting frames are fixedly connected to the top end of the workbench, a reciprocating lead screw is rotatably connected to the inside of each of the two adjusting frames, a driven gear is fixedly connected to the outer surface of each of the two reciprocating lead screws and near the bottom end, the outer surfaces of the two driven gears are respectively drivingly connected to the outer surfaces of the two transmission gears, a driven block is slidably arranged inside each of the two adjusting frames, a driving motor is fixedly connected to the top end of each of the two driven blocks and near the edge position, and the output ends of the two driving motors penetrate through the bottom ends of the driven blocks and are drivingly connected to polishing rollers.

[0006] As a further preference of the above technical solution, a rotating ring is rotatably connected to the inside of the rotating tooth seat, a limiting frame is fixedly connected to the top end of the rotating ring, a plurality of rotating sleeves are rotatably connected to the inner top surface of the limiting frame, a driven rod is slidably connected to the inside of each of the plurality of rotating sleeves, one end of each of the plurality of driven rods is rotatably connected to the top end of the rotating tooth seat, and the other end of each of the plurality of driven rods is fixedly connected to a fixing head.

[0007] As a further preference of the above technical solution, a placement cover is fixedly connected to the top end of the rotating tooth seat, a limiting through hole is penetrated and opened on the outer surface of the placement cover, an adjusting rod is fixedly connected to the outer surface of the rotating ring, and the outer surface of the adjusting rod is slidably connected to the inside of the limiting through hole.

[0008] As a further preference of the technical solution, a fixing seat is fixedly connected to the outer surface of the storage cover and at the upper edge position of the limiting through hole. A fixing bolt is inserted into the fixing seat, and the bottom end of the fixing bolt is inserted into the fixing seat.

[0009] As a further preference of the technical solution, a reduction motor is fixedly connected to the bottom end of the workbench and at the central position. The output end of the reduction motor penetrates through the bottom end of the workbench and is in transmission connection with the bottom end of the rotating gear seat.

[0010] As a further preference of the technical solution, positioning grooves are formed on both inner side walls of the adjusting frame. Positioning blocks are fixedly connected to both sides of the driven block, and the outer surfaces of the two positioning blocks are respectively slidably connected to the inside of the two positioning grooves.

[0011] The utility model provides a polishing device for surface treatment of sheet metal parts, and has the following beneficial effects:

[0012] (1) In the process of the reduction motor driving the rotating gear seat to rotate, the two transmission gears are driven to rotate together. In the process of the transmission gears rotating, the reciprocating screw rod fixedly connected to the driven gear is driven to rotate, so as to drive the two driven blocks fixed with driving motors to perform reciprocating up and down movements in the adjusting frame, so that the driving motor drives the polishing roller to perform reciprocating up and down movements, realizing uniform polishing of the outer surface of the sheet metal part and improving the polishing efficiency.

[0013] (2) By rotating the adjusting rod to drive the rotating ring to rotate, the limiting frame is driven to rotate together in the process of the rotating ring rotating, so that the driven rod expands outwards under the drive of the limiting frame. In the process of the adjusting rod expanding, the fixed head is in close contact with the inner wall of the tubular sheet metal part, realizing the fixation of the sheet metal part during the polishing process of the sheet metal part, with firm fixation, convenient operation and improved work efficiency. Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure between the rotating gear seat and the adjusting frame of the utility model;

[0016] Figure 3 It is a schematic diagram of the internal structure of the adjusting frame of the utility model;

[0017] Figure 4 It is an exploded schematic diagram of the internal structure of the rotating gear seat of the utility model.

[0018] In the figure: 1, workbench; 2, rotating tooth seat; 3, transmission gear; 4, adjusting frame; 5, reciprocating lead screw; 6, driven gear; 7, driven block; 8, driving motor; 9, polishing roller; 10, reduction motor; 11, positioning groove; 12, positioning block; 13, rotating ring; 14, limiting frame; 15, driven rod; 16, rotating sleeve; 17, fixed head; 18, placing cover; 19, limiting through hole; 20, adjusting rod; 21, fixed seat; 22, fixing bolt. Specific embodiments

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention.

[0020] The technical solution provided by the present invention is as follows: As Figures 1-3 shown, in this embodiment, a polishing device for surface treatment of sheet metal parts includes a workbench 1. A rotating tooth seat 2 is rotatably connected to the top end of the workbench 1. Two transmission gears 3 are meshed on the outer surface of the rotating tooth seat 2. The bottoms of the two transmission gears 3 are rotatably connected to the top end of the workbench 1. Two adjusting frames 4 are fixedly connected to the top end of the workbench 1. Reciprocating lead screws 5 are rotatably connected inside the two adjusting frames 4. Driven gears 6 are fixedly connected to the outer surfaces of the two reciprocating lead screws 5 and close to the bottom end positions. The outer surfaces of the two driven gears 6 are respectively drivingly connected to the outer surfaces of the two transmission gears 3. Driven blocks 7 are slidably arranged inside the two adjusting frames 4. Driving motors 8 are fixedly connected to the top ends of the two driven blocks 7 and close to the edge positions. The output ends of the two driving motors 8 penetrate through the bottom ends of the driven blocks 7 and are drivingly connected to polishing rollers 9. Among them, by setting the transmission gear 3, the two driven gears 6 can be driven to rotate together under the drive of the rotating tooth seat 2. By setting the reciprocating lead screw 5, the driven block 7 can be driven to perform reciprocating up and down movement during rotation.

[0021] As Figure 2 and Figure 4 shown, a rotating ring 13 is rotatably connected inside the rotating tooth seat 2. A limiting frame 14 is fixedly connected to the top end of the rotating ring 13. A plurality of rotating sleeves 16 are rotatably connected to the inner top surface of the limiting frame 14. Driven rods 15 are slidably connected inside the plurality of rotating sleeves 16. One ends of the plurality of driven rods 15 are rotatably connected to the top end of the rotating tooth seat 2. The other ends of the plurality of driven rods 15 are fixedly connected to fixed heads 17. By setting the rotating sleeve 16, the driven rod 15 can be positioned to achieve the effect of its rotation. By setting the fixed head 17, the inside of the cylindrical sheet metal part can be pressed and fixed when the driven rod 15 is opened.

[0022] As Figure 4As shown, a storage cover 18 is fixedly connected to the top of the rotating gear seat 2, and a limiting through hole 19 is penetrated through the outer surface of the storage cover 18. An adjusting rod 20 is fixedly connected to the outer surface of the rotating ring 13, and the outer surface of the adjusting rod 20 is slidably connected to the inside of the limiting through hole 19. By setting the limiting through hole 19, the movable range of the adjusting rod 20 can be limited to prevent the rotating ring 13 from rotating too much.

[0023] like Figure 4 As shown, a fixing seat 21 is fixedly connected to the outer surface of the storage cover 18 and located at the upper edge of the limiting through hole 19, a fixing bolt 22 is inserted into the inside of the fixing seat 21, and the bottom end of the fixing bolt 22 is inserted into the inside of the fixing seat 21, wherein, by setting the fixing bolt 22, the adjusting rod 20 can be fixed by cooperating with the fixing seat 21.

[0024] like Figure 1 and Figure 2 As shown, a reduction motor 10 is fixedly connected at the bottom and center of the workbench 1. The output end of the reduction motor 10 passes through the bottom of the workbench 1 and is transmission-connected to the bottom of the rotating gear seat 2, and can drive the rotating gear seat 2 to rotate slowly.

[0025] like Figure 2 and Figure 3 As shown, positioning grooves 11 are provided on both side walls inside the adjusting frame 4, and positioning blocks 12 are fixedly connected on both sides of the driven block 7. The outer surfaces of the two positioning blocks 12 are respectively slidably connected to the inside of the two positioning grooves 11, which can limit the driven block 7 to prevent it from tilting and improve the stability of the polishing roller 9 during the polishing process.

[0026] The utility model provides a polishing device for sheet metal surface treatment, and the specific working principle is as follows:

[0027] When surface polishing the tubular sheet metal, the staff puts the tubular sheet metal into the storage cover 18 and locates the fixed head 17 inside it, then rotates the adjusting rod 20 to drive the rotating ring 13 to rotate, and drives the limit frame 14 to rotate together during the rotation of the rotating ring 13, so that the driven rod 15 expands outward under the drive of the limit frame 14, and the fixed head 17 is in close contact with the inner wall of the sheet metal and squeezed and fixed during the expansion of the driven rod 15, and then the fixing bolt 22 is passed through the fixing seat 21 and the adjusting rod 20 in turn to fix the position of the driven rod 15, and then the reduction motor 10 and the driving motor 8 are started, and the reduction motor 10 drives the rotating gear seat 2 to rotate, and drives the two transmission gears 3 to rotate together during the rotation of the transmission gear 3, and drives the reciprocating screw 5 fixedly connected to the driven gear 6 to rotate together, thereby driving the two driven blocks 7 fixed with the driving motor 8 to reciprocate up and down in the adjusting frame 4, so that the driving motor 8 drives the polishing roller 9 to reciprocate up and down to polish the surface of the tubular sheet metal.

[0028] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A polishing device for the surface treatment of sheet metal parts, comprising a workbench (1), characterized in that: A rotating tooth seat (2) is rotatably connected to the top end of the workbench (1). Two transmission gears (3) are meshed with the outer surface of the rotating tooth seat (2). The bottoms of the two transmission gears (3) are rotatably connected to the top end of the workbench (1). Two adjusting frames (4) are fixedly connected to the top end of the workbench (1). A reciprocating lead screw (5) is rotatably connected to the inside of each of the two adjusting frames (4). Driven gears (6) are fixedly connected to the outer surfaces of the two reciprocating lead screws (5) near the bottom ends. The outer surfaces of the two driven gears (6) are respectively drivingly connected to the outer surfaces of the two transmission gears (3). Driven blocks (7) are slidably arranged inside the two adjusting frames (4). Driving motors (8) are fixedly connected to the tops of the two driven blocks (7) near the edge positions. The output ends of the two driving motors (8) penetrate through the bottom ends of the driven blocks (7) and are drivingly connected to polishing rollers (9).

2. The polishing device for the surface treatment of sheet metal parts according to claim 1, characterized in that: A rotating ring (13) is rotatably connected to the inside of the rotating tooth seat (2). A limiting frame (14) is fixedly connected to the top end of the rotating ring (13). A plurality of rotating sleeves (16) are rotatably connected to the inner top surface of the limiting frame (14). Driven rods (15) are slidably connected to the inside of each of the plurality of rotating sleeves (16). One ends of the plurality of driven rods (15) are rotatably connected to the top end of the rotating tooth seat (2). The other ends of the plurality of driven rods (15) are fixedly connected to fixing heads (17).

3. A polishing device for surface treatment of sheet metal parts according to claim 2, characterized in that: A placing cover (18) is fixedly connected to the top end of the rotating tooth seat (2). A limiting through hole (19) is penetrated and opened on the outer surface of the placing cover (18). An adjusting rod (20) is fixedly connected to the outer surface of the rotating ring (13). The outer surface of the adjusting rod (20) is slidably connected to the inside of the limiting through hole (19).

4. A polishing device for surface treatment of sheet metal parts according to claim 3, characterized in that: A fixing seat (21) is fixedly connected to the outer surface of the placing cover (18) at the upper edge position of the limiting through hole (19). A fixing bolt (22) is inserted into the fixing seat (21). The bottom end of the fixing bolt (22) is inserted into the inside of the fixing seat (21).

5. A polishing device for the surface treatment of sheet metal parts according to claim 1, characterized in that: A reduction motor (10) is fixedly connected to the bottom end of the workbench (1) at the central position. The output end of the reduction motor (10) penetrates through the bottom end of the workbench (1) and is drivingly connected to the bottom end of the rotating tooth seat (2).

6. A polishing device for surface treatment of sheet metal parts according to claim 1, characterized in that: Positioning grooves (11) are opened on the two side walls inside the adjusting frame (4). Positioning blocks (12) are fixedly connected to the two sides of the driven block (7). The outer surfaces of the two positioning blocks (12) are respectively slidably connected to the inside of the two positioning grooves (11).

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