Sheet metal part outer wall polishing device

Abstract

A sheet metal part outer wall polishing device belongs to the technical field of polishing devices and comprises a polishing mechanism, a clamping mechanism and a turnover mechanism arranged at the top end of the clamping mechanism, and an L-shaped workpiece is positioned on the inner side of the turnover mechanism; the two sets of turnover mechanisms are arranged in a bilateral symmetry mode, each set of turnover mechanism comprises a shell and further comprises a connecting rod rotationally connected to the inner wall of the shell, and the connecting rods extend out of the side wall of the shell towards the middle and are connected with positioning clamping plates. According to the L-shaped workpiece polishing device, in the polishing process of an L-shaped workpiece, the two side walls of the L-shaped workpiece can be polished and machined on the outer wall of the polishing disc without disassembling the L-shaped workpiece, the whole process is easy to operate and adjust, the two side walls of the L-shaped workpiece can be polished and machined more coherently, and meanwhile the polishing efficiency is improved. The L-shaped workpiece can be conveniently and quickly clamped and positioned on the inner sides of the outer walls of the two positioning clamping plates, and therefore the L-shaped workpieces with different lengths can be flexibly positioned on the opposite inner sides of the two positioning clamping plates.

Description

Technical Field

[0001] The utility model belongs to the technical field of grinding devices, and in particular relates to a grinding device for the outer wall of a sheet metal part. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for thin metal plates, including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming, etc. Its most notable feature is that the thickness of the same part is consistent. After the sheet metal parts are processed and formed, their outer walls need to be polished to eliminate burrs.

[0003] The final shape of sheet metal parts varies according to the place of use. Figure 4 The L-shaped sheet metal shown is relatively common, but the grinding steps of the L-shaped sheet metal are relatively complicated. It is necessary to position and grind one of the side walls of the L-shaped sheet metal, then remove the sheet metal from the fixture, adjust the other side wall of the L-shaped sheet metal to align with the grinding device and then grind it. The above-mentioned L-shaped sheet metal grinding process requires the disassembly of the sheet metal, and the operation steps are cumbersome, which is not conducive to the continuous grinding processing of the two side walls of the L-shaped sheet metal, affecting the overall progress and efficiency of the grinding. Based on this, the present utility model is proposed. Utility Model Content

[0004] In view of the problem that the L-shaped sheet metal parts need to be disassembled during the grinding process in the prior art, the operation steps are cumbersome, which is not conducive to the continuous grinding of the two side walls of the L-shaped sheet metal parts, affecting the overall progress and efficiency of the grinding, the utility model provides a sheet metal parts outer wall grinding device, which can realize the grinding of the two side walls of the L-shaped workpiece on the outer wall of the grinding disc without disassembling the L-shaped workpiece during the grinding process of the L-shaped workpiece. The whole process is easy to operate and adjust, and the two side walls of the L-shaped workpiece can achieve more continuous grinding. The specific technical scheme is as follows:

[0005] A sheet metal outer wall grinding device comprises a grinding mechanism, a clamping mechanism and a flipping mechanism arranged at the top of the clamping mechanism, wherein an L-shaped workpiece is positioned inside the flipping mechanism;

[0006] The flip mechanism is symmetrically arranged in two groups, each group of the flip mechanism includes a shell, and also includes a connecting rod rotatably connected to the inner wall of the shell, and the connecting rod extends out of the side wall of the shell to the middle and is connected to a positioning clamping plate, the outer wall of the connecting rod is installed with a worm wheel, the inner wall of the shell is rotatably connected from front to back, and the outer wall of the worm wheel is meshed and connected with the outer wall of the worm wheel;

[0007] Wherein, the L-shaped workpiece is clamped on opposite sides of the outer walls of the two positioning clamping plates of the two sets of the turning mechanisms.

[0008] In the above technical solution, the clamping mechanism includes a fixed seat, and also includes a limiting groove opened from left to right on the upper surface of the fixed seat, one end of the screw is rotatably connected to the inner cavity of the limiting groove, and the other end of the screw extends out of the side wall of the fixed seat, and the left and right sides of the outer wall of the screw are provided with threads in opposite directions and symmetrical, and the left and right sides of the outer wall of the screw are respectively threadedly connected with moving blocks, and the moving blocks can be slidably embedded in the inner cavity of the limiting groove.

[0009] In the above technical solution, one end of a support rod is vertically mounted on the top of the moving block, and the other end of the support rod is connected to the shell.

[0010] In the above technical solution, a hand wheel is installed at the place where the screw rod extends out of the side wall of the fixing seat.

[0011] The above technical solution also includes a base, and the fixing seat is installed at the middle position of the upper surface of the base, and the grinding mechanism is arranged on the rear side of the upper surface of the base.

[0012] In the above technical solution, the grinding mechanism includes a movable plate and a motor installed on the rear side of the outer wall of the movable plate. The output end of the motor is connected to a driving shaft, and a grinding disc is installed on the front side of the driving shaft.

[0013] In the above technical solution, the grinding mechanism is arranged on the top of the base so as to be movable forward and backward through a displacement assembly;

[0014] The displacement assembly includes a mounting plate vertically mounted on the rear side of the upper surface of the base, and also includes a cylinder mounted on the rear side of the outer wall of the mounting plate, the output end of the cylinder is connected to the rear side of the outer wall of the movable plate, and the displacement assembly also includes a light bar mounted on the rear side of the outer wall of the movable plate, and the light bar can move forward and backward and pass through the outer wall of the mounting plate.

[0015] Compared with the prior art, the utility model of a sheet metal outer wall grinding device has the following beneficial effects:

[0016] First, in view of the problem that the existing L-shaped sheet metal part grinding process requires the sheet metal part to be disassembled, the operation steps are cumbersome, which is not conducive to the continuous grinding of the two side walls of the L-shaped sheet metal part, affecting the overall progress and efficiency of the grinding, the utility model does not need to disassemble the L-shaped workpiece during the grinding process, and can realize the grinding of the two side walls of the L-shaped workpiece at the outer wall of the grinding disk. With the cooperation of the shell, the connecting rod, the worm gear, the worm and the positioning clamping plate, the L-shaped workpiece can be turned over to realize the position where the different side walls of the L-shaped workpiece are aligned with the grinding disk. The whole process is easy to operate and adjust, and the two side walls of the L-shaped workpiece can achieve more continuous grinding.

[0017] Second, the utility model can drive the two shells to move synchronously inward through the cooperation of the fixed seat, the limiting groove, the screw rod, the moving block and the support rod, and then drive the positioning clamps corresponding to the two shells to move synchronously inward, clamp and limit the L-shaped workpiece inside the two positioning clamps, and realize the clamping and positioning of the L-shaped workpiece on the inner side of the outer wall of the two positioning clamps, and thereby realize that L-shaped workpieces of different lengths can be flexibly positioned on the relative inner sides of the two positioning clamps;

[0018] 3. The utility model is provided with a cylinder, a mounting plate, a moving plate, and a light bar, which can adjust the front and rear positions of the motor, the drive shaft, and the grinding disc. At the same time, in the process of adjusting the rotation position of the L-shaped workpiece, the grinding disc can move to the rear side to leave enough space for the rotation of the L-shaped workpiece without interfering with the rotation of the L-shaped workpiece.

[0019] Fourth, the utility model is provided with a worm to drive the worm wheel and the positioning clamp plate to rotate, so that the positioning clamp plate can be self-locking after the rotation position, and will not rotate under the action of external force, thereby ensuring that the L-shaped workpiece positioned relatively inward by the two positioning clamp plates can always maintain a stable state during the grinding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front view of the fixing seat of the utility model;

[0021] Figure 2 This is a front cross-sectional view of the housing of the utility model;

[0022] Figure 3 It is a top view of the grinding disc of the utility model;

[0023] Figure 4 It is a structural schematic diagram of an existing L-shaped sheet metal part;

[0024] Figure 1-Figure 4 Among them, 1. base, 2. shell, 3. connecting rod, 4. worm gear, 5. worm, 6. positioning clamp, 7. L-shaped workpiece, 8. fixed seat, 9. limiting groove, 10. screw, 11. moving block, 12. handwheel, 13. support rod, 14. mounting plate, 15. cylinder, 16. moving plate, 17. light bar, 18. motor, 19. drive shaft, 20. grinding disc. DETAILED DESCRIPTION

[0025] The following is a combination of specific implementation cases and attached Figure 1-Figure 4 The present invention is further described below, but the present invention is not limited to these embodiments.

[0026] Aiming at the problem that the L-shaped sheet metal part needs to be disassembled during the grinding process of the prior art, the operation steps are cumbersome, which is not conducive to the continuous grinding of the two side walls of the L-shaped sheet metal part, and affects the overall progress and efficiency of the grinding, a sheet metal part outer wall grinding device is proposed, including a grinding mechanism, a clamping mechanism and a flipping mechanism arranged at the top of the clamping mechanism, and an L-shaped workpiece 7 is positioned inside the flipping mechanism;

[0027] Main references Figure 2-Figure 3 As shown, two groups of flipping mechanisms are symmetrically arranged, each group of flipping mechanisms includes a shell 2, and also includes a connecting rod 3 that is rotatably connected to the inner wall of the shell 2 through a bearing, and the connecting rod 3 extends out of the side wall of the shell 2 to the middle and is connected to a positioning clamping plate 6, a worm wheel 4 is installed on the outer wall of the connecting rod 3, and a worm 5 is rotatably connected to the inner wall of the shell 2 from front to back through a bearing, and the outer wall of the worm 5 is meshed and connected with the outer wall of the worm wheel 4, wherein the L-shaped workpiece 7 is clamped on the opposite side of the outer wall of the two positioning clamping plates 6 of the two groups of flipping mechanisms, and the worm wheel 4 can be driven to rotate by driving the worm 5 to rotate, and the connecting rod 3 and the positioning clamping plate 6 can be driven to rotate synchronously, so as to flip the polished end surface of the L-shaped workpiece 7 clamped on the inner side of the two positioning clamping plates 6, thereby realizing continuous polishing of the two side walls of the L-shaped workpiece 7;

[0028] The worm gears 5 on both sides are driven to rotate synchronously, and the worm gears 5 on both sides respectively drive the worm wheels 4 meshingly connected at the corresponding positions to rotate circumferentially, so as to prompt the connecting rod 3 and the positioning clamping plate 6 connected to the outer wall of the worm wheel 4 to flip forward synchronously, until the L-shaped workpiece 7 clamped on the opposite side of the outer walls of the two positioning clamping plates 6 flips forward to 90 degrees, prompting the outer wall of the bottom end of the L-shaped workpiece 7 to be parallel to the grinding device, thereby realizing the adjustment and rotation of the position of the L-shaped workpiece 7.

[0029] The clamping mechanism is introduced below, mainly referring to Figure 2-Figure 3 As shown, the clamping mechanism includes a fixed seat 8, and also includes a limiting groove 9 opened from left to right on the upper surface of the fixed seat 8. The inner cavity of the limiting groove 9 is rotatably connected to one end of a screw rod 10 through a bearing, and the other end of the screw rod 10 extends out of the side wall of the fixed seat 8. The left and right sides of the outer wall of the screw rod 10 are provided with threads in opposite directions and symmetrically. The left and right sides of the outer wall of the screw rod 10 are respectively threadedly connected with moving blocks 11, and the moving blocks 11 are slidably embedded in the inner cavity of the limiting groove 9; a hand wheel 12 is installed at the side wall of the fixed seat 8 where the screw 10 extends out of the hand wheel 12, and the setting of the hand wheel 12 can make it easier to manually drive the screw 10 to rotate; one end of a support rod 13 is vertically installed at the top of the moving block 11, and the other end of the support rod 13 is connected to the shell 2. When the support rod 13 moves, it can drive the shell 2 to move synchronously, thereby realizing the synchronous movement of other components in the inner cavity of the shell 2 to the inside or outside;

[0030] The screw 10 is driven to rotate by driving the hand wheel 12, so as to drive the two moving blocks 11 on both sides of the screw 10 to move synchronously inward along the inner cavity of the limiting groove 9, so as to drive the support rod 13 and the shell 2 respectively connected to the top of the moving block 11 to move synchronously inward, so as to prompt the two positioning clamps 6 to gradually approach the outer wall of the L-shaped workpiece 7 to achieve clamping positioning.

[0031] The utility model also includes a base 1, and a fixed seat 8 is installed in the middle position of the upper surface of the base 1, and a grinding mechanism is arranged on the rear side of the upper surface of the base 1; the grinding mechanism includes a movable plate 16, and also includes a motor 18 installed on the rear side of the outer wall of the movable plate 16, the output end of the motor 18 is connected to a driving shaft 19, and a grinding disc 20 is installed on the front side of the driving shaft 19, and the driving shaft 19 is driven to rotate by turning on the motor 18, so as to realize the circumferential rotation of the grinding disc 20, and the outer wall of the L-shaped workpiece 7 is ground.

[0032] In addition, in order to ensure that the grinding disc 20 can move backward to leave enough space for the rotation of the L-shaped workpiece 7 without interfering with the rotation of the L-shaped workpiece 7, the grinding mechanism is arranged on the top of the base 1 so as to be movable forward and backward through a displacement assembly; Figure 3 As shown, the displacement assembly includes a mounting plate 14 vertically mounted on the rear side of the upper surface of the base 1, and also includes a cylinder 15 mounted on the rear side of the outer wall of the mounting plate 14, the output end of the cylinder 15 is connected to the rear side of the outer wall of the moving plate 16, and the displacement assembly also includes a light bar 17 mounted on the rear side of the outer wall of the moving plate 16, and the light bar 17 can move forward and backward and penetrate the outer wall of the mounting plate 14;

[0033] With the help of the opened cylinder 15, the movable plate 16 is driven to move toward the rear side, so that the movable plate 16 drives the optical bar 17, the motor 18, the drive shaft 19 and the grinding disc 20 to move toward the rear side synchronously, so as to provide sufficient space for the subsequent flipping of the L-shaped workpiece 7 and avoid the grinding disc 20 interfering with the flipping of the L-shaped workpiece 7.

[0034] The operation steps of grinding and turning over the L-shaped workpiece 7 by a sheet metal outer wall grinding device in this embodiment are as follows:

[0035] The movable plate 16 is driven to move backward by means of the opened cylinder 15, so that the movable plate 16 drives the light bar 17, the motor 18, the drive shaft 19 and the grinding disc 20 to move backward synchronously, so as to provide sufficient space for the subsequent turning of the L-shaped workpiece 7, and avoid the grinding disc 20 interfering with the turning of the L-shaped workpiece 7;

[0036] The worms 5 on both sides are synchronously driven to rotate, and the worms 5 on both sides respectively drive the worm wheels 4 meshingly connected at the corresponding positions to rotate circumferentially, so as to cause the connecting rod 3 and the positioning clamping plate 6 connected to the outer wall of the worm wheel 4 to synchronously flip forward, until the L-shaped workpiece 7 clamped on the opposite side of the outer walls of the two positioning clamping plates 6 flips forward to 90 degrees, so that the outer wall of the bottom end of the L-shaped workpiece 7 is parallel to the front side of the grinding disc 20, so as to realize the adjustment and rotation of the position of the L-shaped workpiece 7; the cylinder 15 is turned on to cause its output end to drive the moving plate 16, the light bar 17, the motor 18, the driving shaft 19 and the grinding disc 20 to move forward synchronously, until the front side wall of the grinding disc 20 fits the outer wall of the L-shaped workpiece 7 after flipping, and the driving shaft 19 and the grinding disc 20 are driven to rotate by the turned-on motor 18, so as to realize the grinding processing of the flipped surface of the L-shaped workpiece 7;

[0037] After the grinding of the two side walls of the L-shaped workpiece 7 is completed, the screw 10 is driven to rotate by driving the hand wheel 12 to drive the two moving blocks 11 on both sides of the screw 10 to move synchronously outward along the inner cavity of the limiting groove 9, so as to drive the support rods 13 and the housing 2 respectively connected to the top of the moving blocks 11 to move synchronously outward, so as to cause the two positioning clamps 6 to be released from the clamping position of the L-shaped workpiece 7, so as to realize the disassembly of the L-shaped workpiece 7 after grinding;

[0038] The utility model does not need to disassemble the L-shaped workpiece 7 during the grinding process, so that the two side walls of the L-shaped workpiece 7 can be ground on the outer wall of the grinding disk 20. The whole process is easy to operate and adjust, and the two side walls of the L-shaped workpiece 7 can achieve more coherent grinding. At the same time, the L-shaped workpiece 7 can be conveniently and quickly clamped and positioned on the inner side of the outer wall of the two positioning clamps 6, and thereby L-shaped workpieces 7 of different lengths can be flexibly positioned on the relative inner sides of the two positioning clamps 6.

[0039] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sheet metal outer wall grinding device, comprising a grinding mechanism, characterized in that: It also includes a clamping mechanism and a flipping mechanism arranged at the top of the clamping mechanism, wherein an L-shaped workpiece (7) is positioned inside the flipping mechanism; The flipping mechanism is symmetrically arranged in two groups, each group of the flipping mechanism comprises a housing (2), and also comprises a connecting rod (3) rotatably connected to the inner wall of the housing (2), and the connecting rod (3) extends out of the side wall of the housing (2) toward the middle and is connected to a positioning clamp (6), a worm wheel (4) is installed on the outer wall of the connecting rod (3), and a worm (5) is rotatably connected to the inner wall of the housing (2) from front to back, and the outer wall of the worm (5) is meshingly connected to the outer wall of the worm wheel (4); Wherein, the L-shaped workpiece (7) is clamped on opposite sides of the outer walls of the two positioning clamping plates (6) of the two sets of the turning mechanisms.

2. A sheet metal outer wall grinding device according to claim 1, characterized in that: The clamping mechanism includes a fixed seat (8), and also includes a limiting groove (9) opened from left to right on the upper surface of the fixed seat (8), the inner cavity of the limiting groove (9) is rotatably connected to one end of a screw rod (10), and the other end of the screw rod (10) extends out of the side wall of the fixed seat (8), and the left and right sides of the outer wall of the screw rod (10) are provided with threads in opposite directions and symmetrically, and the left and right sides of the outer wall of the screw rod (10) are respectively threadedly connected to a moving block (11), and the moving block (11) can be slidably embedded in the inner cavity of the limiting groove (9).

3. A sheet metal outer wall grinding device according to claim 2, characterized in that: One end of a support rod (13) is vertically mounted on the top of the moving block (11), and the other end of the support rod (13) is connected to the housing (2).

4. A sheet metal outer wall grinding device according to claim 2, characterized in that: A hand wheel (12) is installed at the place where the screw rod (10) extends out of the side wall of the fixing seat (8).

5. A sheet metal outer wall grinding device according to claim 4, characterized in that: It also comprises a base (1), wherein the fixing seat (8) is installed at the middle position of the upper surface of the base (1), and the grinding mechanism is arranged at the rear side of the upper surface of the base (1).

6. A sheet metal outer wall grinding device according to claim 5, characterized in that: The grinding mechanism comprises a movable plate (16), and also comprises a motor (18) mounted on the rear side of the outer wall of the movable plate (16); the output end of the motor (18) is connected to a driving shaft (19), and a grinding disc (20) is mounted on the front side of the driving shaft (19).

7. A sheet metal outer wall grinding device according to claim 6, characterized in that: The grinding mechanism is arranged on the top of the base (1) so as to be movable forward and backward via a displacement assembly; The displacement assembly comprises a mounting plate (14) vertically mounted on the rear side of the upper surface of the base (1), and also comprises a cylinder (15) mounted on the rear side of the outer wall of the mounting plate (14), wherein the output end of the cylinder (15) is connected to the rear side of the outer wall of the movable plate (16), and the displacement assembly also comprises a light bar (17) mounted on the rear side of the outer wall of the movable plate (16), and the light bar (17) can move forward and backward and penetrate the outer wall of the mounting plate (14).

Images