CN221111044U

CN221111044U - Flat grinding tool for thin-wall piece

Info

Publication number: CN221111044U
Application number: CN202322775415.3U
Authority: CN
Inventors: 周舟; 阮苏华; 肖志涛; 潘云龙
Original assignee: Wuhan Hangxin Electronic Technology Co ltd
Current assignee: Wuhan Hangxin Electronic Technology Co ltd
Priority date: 2023-10-16
Filing date: 2023-10-16
Publication date: 2024-06-11
Anticipated expiration: 2033-10-16

Abstract

The utility model discloses a flat grinding tool for a thin-walled workpiece, which relates to the technical field of flat grinding of thin-walled workpieces and particularly comprises a first motor, wherein the output end of the first motor is fixedly connected with a first bevel gear, the outer surface of the first bevel gear is meshed with a second bevel gear, the outer surface of the second bevel gear is fixedly connected with a first screw rod, the outer surface of the first screw rod is in threaded connection with a sliding block, the inner part of the sliding block is in sliding connection with a first connecting rod, one end of the first connecting rod, which is close to the first motor, is fixedly connected with a clamping plate, the outer surface of the first connecting rod is sleeved with a spring, and the first motor is started through the action of a PLC (programmable logic controller) and is meshed with the second bevel gear, so that the sliding block can drive the clamping plate to clamp a workpiece through the rotation of the first screw rod, and the effect that the workpiece to be processed can be clamped in all directions through the horizontal movement of the sliding block on the first screw rod is achieved.

Description

Flat grinding tool for thin-wall piece

Technical Field

The utility model relates to the technical field of flat grinding of thin-wall parts, in particular to a flat grinding tool for the thin-wall parts.

Background

Various parts are encountered in the field of aeronautics, and many thin-wall type parts are required to be subjected to plane grinding after being formed. When the surface grinding is carried out, the thin-wall part is directly clamped and fixed, so that the surface of the part is easy to damage.

Through retrieving, the chinese patent publication No. CN218364082U discloses a thin-wall part plane grinding fixture, its technical essential lies in: the utility model discloses a plane grinding and clamping tool for a thin-wall part, which comprises a base, wherein the top surface of the base is provided with a chute; a fixed seat is fixedly arranged at one end of the top surface of the base, which is positioned at the sliding groove; the sliding chute is connected with a pressing block in a sliding manner, a through hole is formed in the pressing block along the direction parallel to the sliding chute, a first screw hole is formed in one side of the fixing seat, corresponding to the through hole, of the pressing block, and a first bolt penetrates through the through hole and is in threaded connection with the first screw hole; the top of one side of the fixed seat, which is close to the pressing block, is provided with a first half groove matched with the external contour of the thin-wall part, and the top of one side of the pressing block, which is close to the fixed seat, is provided with a second half groove corresponding to the first half groove; a fixing component is arranged between the pressing block and the base. The clamping tool disclosed by the utility model is simple in structure, convenient and fast to install, stable and stable in fixation, and ensures the processing quality of the plane mill of the thin-wall part.

The clamping frock simple structure has been solved in the above-mentioned scheme, the installation is convenient, it is fixed firm, be difficult for damaging the surface of thin wall part, guaranteed its processingquality's problem, but this device can not carry out the omnidirectional centre gripping to the work piece of treating processing, in polishing process, high-speed rotatory mill and work piece contact can drive the work piece rotation, the not omnidirectional closely centre gripping can make the work piece follow the mill and rotate together, the effect of polishing to the work piece can not be reached, also cause Sun Huan of work piece easily, this device also can not polish the work piece of different thickness, have certain limitation in the course of working.

There is therefore a need to propose a new solution to this problem.

Disclosure of utility model

The problem that the workpiece cannot be clamped in all directions in the prior art is solved.

The utility model discloses a flat grinding tool for a thin-walled workpiece, which comprises a first motor, wherein the output end of the first motor is fixedly connected with a first bevel gear, the outer surface of the first bevel gear is meshed with a second bevel gear, the outer surface of the second bevel gear is fixedly connected with a first screw rod, the outer surface of the first screw rod is in threaded connection with a sliding block, the interior of the sliding block is in sliding connection with a first connecting rod, one end of the first connecting rod, which is close to the first motor, is fixedly connected with a clamping plate, and the outer surface of the first connecting rod is sleeved with a spring.

Further, one end of the spring is fixedly connected with the outer surface of the sliding block, and the other end of the spring is fixedly connected with the outer surface of the clamping plate.

Further, the surface fixedly connected with fixed case of first motor, the bottom surface fixedly connected with workstation of fixed case, the bottom surface fixedly connected with base of workstation.

Further, the inner bottom wall of the workbench is fixedly connected with a fixing block, the outer surface of the fixing block is fixedly connected with the fixing box, and the outer surface of the fixing block is fixedly connected with the inner side wall of the workbench.

Further, the outer surface of slider and the inner wall sliding connection of fixed block, the surface of first lead screw is all rotated with workstation and fixed box and is connected, the upper surface fixed mounting of workstation has the backup pad.

Further, the upper surface fixedly connected with mount of base, the inside rotation of mount is connected with the second connecting rod, the bottom fixedly connected with mill of second connecting rod, the top fixedly connected with second motor of second connecting rod, the upper and lower both ends of second motor are all fixedly connected with connecting plate.

Further, the inside sliding connection of connecting plate has the third connecting rod, the surface fixedly connected with connecting block of second motor, the inside threaded connection of connecting block has the second lead screw, the upper and lower both ends of third connecting rod and second lead screw all are connected with the surface fixed of mount.

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

1. According to the utility model, the first motor, the first bevel gear, the second bevel gear, the first screw rod, the sliding block, the clamping plate and other components are arranged, and the sliding block can drive the clamping plate to clamp a workpiece through the rotation of the first screw rod by starting the first motor under the action of the PLC and mutually meshing the first bevel gear and the second bevel gear, so that the effect that the device can clamp the workpiece to be processed in all directions through the horizontal movement of the sliding block on the first screw rod is achieved.

2. According to the utility model, the third connecting rod, the second screw rod, the connecting block, the second motor, the second connecting rod, the grinding disc, the connecting plate and other components are arranged, the second screw rod is rotated and the second motor is started through the PLC, so that the connecting block drives the second motor to vertically move along the second screw rod, then the second motor and the connecting plate vertically move along the third connecting rod, the grinding disc polishes workpieces, and the effect that workpieces with different thicknesses can be polished through the second screw rod is achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a second motor according to the present utility model;

FIG. 3 is a schematic view of a fixed block structure according to the present utility model;

FIG. 4 is a schematic diagram of a first motor according to the present utility model;

FIG. 5 is a schematic view of a slider structure according to the present utility model.

In the figure: 1. a base; 2. a work table; 3. a fixing frame; 4. a fixed box; 5. a fixed block; 6. a first motor; 7. a first bevel gear; 8. a second bevel gear; 9. a first screw rod; 10. a support plate; 11. a slide block; 12. a first connecting rod; 13. a spring; 14. a clamping plate; 15. a third connecting rod; 16. a second screw rod; 17. a connecting plate; 18. a second motor; 19. a connecting block; 20. a second connecting rod; 21. grinding disc.

Detailed Description

Various embodiments of the present utility model are disclosed in the following drawings, which are presented in sufficient detail to provide a thorough understanding of the present utility model. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the sake of simplicity of illustration, some well-known and conventional structures and components are shown in the drawings in a simplified schematic manner.

Referring to fig. 1, 3, 4 and 5, the thin-walled workpiece flat grinding tool of the utility model comprises a first motor 6, the output end of the first motor 6 is fixedly connected with a first bevel gear 7, the outer surface of the first bevel gear 7 is meshed with a second bevel gear 8, the outer surface of the second bevel gear 8 is fixedly connected with a first lead screw 9, the outer surface of the first lead screw 9 is in threaded connection with a sliding block 11, the inside of the sliding block 11 is in sliding connection with a first connecting rod 12, one end of the first connecting rod 12, which is close to the first motor 6, is fixedly connected with a clamping plate 14, the outer surface of the first connecting rod 12 is sheathed with a spring 13, the first motor 6 is driven by a PLC to start, the first motor 6 drives the first bevel gear 7 to rotate, the first bevel gear 7 drives the second bevel gear 8 to rotate, and the second bevel gear 8 drives the first lead screw 9 to rotate, the sliding block 11 moves horizontally along the first lead screw 9 at the same time, and simultaneously moves synchronously with the sliding block 11 until the clamping plate 14 contacts with a workpiece to be processed, and then the clamping plate 14 is in contact with the workpiece to be clamped tightly with the workpiece to be processed, and the clamping plate 14 is tightly combined with the first bevel gear 8, the first connecting rod 12 and the third connecting rod 12, the clamping plate 12 and the workpiece to be clamped tightly, and the workpiece to be clamped by the clamping plate 12.

Referring to fig. 5, one end of the spring 13 is fixedly connected with the outer surface of the slider 11, the other end is fixedly connected with the outer surface of the clamping plate 14, when the clamping plate 14 is in close contact with a workpiece to be processed, the spring 13 starts to compress and fully extrudes and tightly fixes the workpiece, and the spring 13 can also prevent damage to the workpiece due to overlarge extrusion force.

Referring to fig. 4, the outer surface of the first motor 6 is fixedly connected with a fixing box 4, the bottom surface of the fixing box 4 is fixedly connected with a workbench 2, the bottom surface of the workbench 2 is fixedly connected with a base 1, the first motor 6 is fixed inside the fixing box 4, and the first motor 6 is connected by a wire and can be controlled to operate and stop by a PLC.

Referring to fig. 3 and 4, a fixing block 5 is fixedly connected to an inner bottom wall of the workbench 2, an outer surface of the fixing block 5 is fixedly connected to the fixing box 4, an outer surface of the fixing block 5 is fixedly connected to an inner side wall of the workbench 2, three fixing blocks 5 are uniformly fixed to the outer surface of the fixing box 4, and the fixing block 5 serves as a support for the sliding block 11.

Referring to fig. 1, 3 and 4, the outer surface of the slider 11 is slidably connected with the inner wall of the fixed block 5, the outer surface of the first screw rod 9 is rotatably connected with the workbench 2 and the fixed box 4, the supporting plate 10 is fixedly mounted on the upper surface of the workbench 2, the inside of the fixed block 5 is provided with a groove, the slider 11 slides in the groove, and when the first screw rod 9 rotates, the first screw rod 9 rotates relative to the workbench 2 and the fixed box 4.

Referring to fig. 1 and 2, the upper surface of the base 1 is fixedly connected with a fixing frame 3, the inside of the fixing frame 3 is rotationally connected with a second connecting rod 20, the bottom end of the second connecting rod 20 is fixedly connected with a grinding disc 21, the top end of the second connecting rod 20 is fixedly connected with a second motor 18, the upper end and the lower end of the second motor 18 are fixedly connected with connecting plates 17, the second motor 18 is started to drive the second connecting rod 20 to rotate, the second connecting rod 20 drives the grinding disc 21 to rotate, the grinding disc 21 is used as a grinding part of a workpiece, a hole is formed in the fixing frame 3, and the second connecting rod 20 and the fixing frame 3 can vertically move along the hole while relatively rotating.

Referring to fig. 1 and 2, a third connecting rod 15 is slidably connected to the inside of the connecting plate 17, a connecting block 19 is fixedly connected to the outer surface of the second motor 18, a second screw rod 16 is connected to the inner thread of the connecting block 19, the upper end and the lower end of the third connecting rod 15 and the upper end and the lower end of the second screw rod 16 are fixedly connected to the outer surface of the fixing frame 3, the second screw rod 16 can be controlled to rotate through a PLC, the second screw rod 16 is rotated and simultaneously drives the connecting block 19 to vertically move along the second screw rod 16, the connecting block 19 drives the second motor 18 and the connecting plate 17 to simultaneously vertically move along the third connecting rod 15, and at the moment, the second motor 18 drives a grinding disc 21 to grind workpieces with different thicknesses through the second connecting rod 20.

When the utility model is used: firstly, a workpiece to be processed is placed on a supporting plate 10, then a first motor 6 is started through a PLC, the first motor 6 drives a first bevel gear 7 to rotate, the first bevel gear 7 drives a second bevel gear 8 to rotate through mutual engagement with a second bevel gear 8, the second bevel gear 8 drives a first lead screw 9 to rotate, the sliding block 11 can horizontally move along the first lead screw 9 through threaded connection between the first lead screw 9 and the sliding block 11, then when a clamping plate 14 is in contact with the workpiece to be processed, the first motor 6 is continuously operated, at the moment, a spring 13 starts to compress, a first connecting rod 12 horizontally moves along the sliding block 11 in the direction opposite to the workpiece, the existence of the spring 13 also reduces damage to the workpiece due to overlarge clamping force, after the workpiece is clamped, the second motor 18 is driven to operate through PLC control, and the second lead screw 16 is driven to rotate, the second lead screw 16 drives a connecting rod 19 to vertically move along the second lead screw 16, at the moment, the second motor 18 is driven by the connecting rod 17 and the second motor 18 to continuously move, the connecting rod 17 is driven by the connecting rod 18 to vertically move, and the second connecting rod 20 is driven by the connecting rod 20 to rotate, so that the workpiece is driven by the connecting rod 20 to rotate.

The above is merely an embodiment of the present utility model, and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principle of the present utility model, should be included in the scope of the claims of the present utility model.

Claims

1. The utility model provides a thin-walled workpiece flat grinding frock, includes first motor (6), its characterized in that: the output fixedly connected with first bevel gear (7) of first motor (6), the surface meshing of first bevel gear (7) has second bevel gear (8), the surface fixedly connected with first lead screw (9) of second bevel gear (8), the surface threaded connection of first lead screw (9) has slider (11), the inside sliding connection of slider (11) has head rod (12), the one end fixedly connected with splint (14) that head rod (12) is close to first motor (6), spring (13) have been cup jointed to the surface of head rod (12).

2. The thin-walled workpiece flat grinding tool according to claim 1, wherein: one end of the spring (13) is fixedly connected with the outer surface of the sliding block (11), and the other end of the spring is fixedly connected with the outer surface of the clamping plate (14).

3. The thin-walled workpiece flat grinding tool according to claim 1, wherein: the outer surface fixedly connected with fixed case (4) of first motor (6), the bottom surface fixedly connected with workstation (2) of fixed case (4), the bottom surface fixedly connected with base (1) of workstation (2).

4. The thin-walled workpiece flat grinding tool according to claim 3, wherein: the inner bottom wall of the workbench (2) is fixedly connected with a fixed block (5), the outer surface of the fixed block (5) is fixedly connected with the fixed box (4), and the outer surface of the fixed block (5) is fixedly connected with the inner side wall of the workbench (2).

5. The thin-walled workpiece flat grinding tool of claim 4, wherein: the outer surface of slider (11) and the inner wall sliding connection of fixed block (5), the surface of first lead screw (9) is all rotated with workstation (2) and fixed box (4) and is connected, the upper surface fixed mounting of workstation (2) has backup pad (10).

6. The thin-walled workpiece flat grinding tool according to claim 3, wherein: the utility model discloses a base, including base (1), fixed frame (3) are connected with in the upper surface fixedly connected with mount (1), the inside rotation of mount (3) is connected with second connecting rod (20), the bottom fixedly connected with mill (21) of second connecting rod (20), the top fixedly connected with second motor (18) of second connecting rod (20), the equal fixedly connected with connecting plate (17) in both ends about second motor (18).

7. The thin-walled workpiece flat grinding tool of claim 6, wherein: the inside sliding connection of connecting plate (17) has third connecting rod (15), the surface fixedly connected with connecting block (19) of second motor (18), the inside threaded connection of connecting block (19) has second lead screw (16), the upper and lower both ends of third connecting rod (15) and second lead screw (16) all are connected with the surface fixed of mount (3).