Positioning device for metal part machining

Abstract

The utility model discloses a positioning device for metal piece machining, which comprises a positioning seat, a positioning slot is arranged at the top of the positioning seat, a movable clamping block is arranged in the positioning slot, a driving component is arranged on the positioning seat, the inner walls of two sides of the positioning slot are straight-face-shaped, a V-shaped clamping groove is arranged on one side of the movable clamping block deviating from the driving component, and the V-shaped clamping groove is arranged in the positioning slot. And the length of a port of the V-shaped clamping groove is smaller than that of the movable clamping block. According to the utility model, the inner wall of the positioning slot on the positioning seat is arranged into a straight surface shape, the outer wall of one side of the movable clamping block is provided with the V-shaped clamping groove, and the width of the port of the V-shaped clamping groove is smaller than the length of the movable clamping block, so that the side wall of the square metal piece can be stably clamped; and meanwhile, the device can adapt to clamping of a metal piece with one end being a straight face and the other end being in a round head shape, two-point extrusion can be conducted on the round head end of the metal piece through the V-shaped clamping groove, and therefore the using adaptability of the device and the clamping stability of the metal piece are improved.

Description

Technical Field

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

[0002] When drilling a metal workpiece, a positioning device is required to position and fix it so as to keep the position of the metal workpiece stable when the drilling machine is drilling a hole on the surface of the metal workpiece.

[0003] Traditional positioning devices are generally composed of a static clamping block, a dynamic clamping block and a driving mechanism for driving the dynamic clamping block to move horizontally. However, the clamping surfaces of the dynamic clamping block and the static clamping block in the current positioning device are all straight surfaces. When positioning and clamping a metal part with an arc surface at one end and a straight surface at the other end, the clamping of the end surface is point contact, which can easily lead to a low clamping firmness, and thus easy to loosen and cause the position of the metal part to shift, affecting the stability of the positioning. For this reason, a positioning device for metal part processing is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a positioning device for metal parts processing to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning device for metal parts processing, comprising a positioning seat, a positioning groove is provided on the top of the positioning seat, a horizontally movable clamping block is provided in the positioning groove, and a driving component that can drive the movable clamping block to move horizontally along the positioning groove is provided on the positioning seat, the inner walls on both sides of the positioning groove are straight surfaces, a V-shaped clamping groove is provided on the side of the movable clamping block away from the driving component, and the port length of the V-shaped clamping groove is less than the length of the movable clamping block.

[0006] Preferably, a second protective pad is fixedly provided on the same side of the dynamic clamping block as the V-shaped clamping groove, and a first protective pad is fixedly connected to the inner wall of the positioning groove on the side facing the V-shaped clamping groove.

[0007] Preferably, a linear slot is provided on the positioning seat at the bottom of the positioning slot, and a guide block which can move horizontally along the inner side of the linear slot is fixedly provided at the bottom end of the movable clamping block.

[0008] Preferably, mounting slots are provided on both sides of the guide block, and auxiliary rollers are rotatably connected in the mounting slots. Side walls of the auxiliary rollers extend to the outside of the guide block and fit with the inner walls of the linear slots.

[0009] Preferably, the drive assembly includes a drive screw rotatably connected to the side of the movable clamping block away from the V-shaped clamping groove, a nut seat is fixedly embedded on the top of the side wall of the positioning seat, the outer wall of the drive screw is threadedly connected to the inner side of the nut seat, and one end of the drive screw extends through the nut seat to the outside and is fixedly connected to a non-slip handle.

[0010] Preferably, a mounting seat is provided at the bottom end of the positioning seat, and fixing through holes are opened at the corners of the mounting seat. A convex through hole is opened at the bottom end of the mounting seat, and a locking screw is movably inserted in the convex through hole. The top of the outer wall of the locking screw passes through the convex through hole and is threadedly connected to the internal screw hole opened at the bottom end of the positioning seat.

[0011] Technical effects and advantages of the utility model:

[0012] The utility model sets the inner wall of the positioning groove on the positioning seat into a straight surface, and then opens a V-shaped V-shaped clamping groove on the outer wall of one side of the dynamic clamping block, and makes the port width of the V-shaped clamping groove smaller than the length of the dynamic clamping block. In this way, it can meet the requirement of firmly clamping the side wall of the square metal part, and at the same time can adapt to the clamping of the metal part with a straight surface at one end and a round head at the other end. The V-shaped clamping groove can be used to perform two-point extrusion on the round head end of the metal part, thereby improving the adaptability of the device and the firmness of the clamping of the metal part. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a schematic diagram of the three-dimensional structure of the mounting seat of the utility model when viewed from above.

[0015] Figure 3 It is a bottom-up three-dimensional structural schematic diagram of the movable clamping block of the utility model.

[0016] In the figure: 100, mounting seat; 101, fixing through hole; 102, convex through hole; 103, locking screw; 200, positioning seat; 201, positioning slot; 202, dynamic clamping block; 203, protective pad 1; 204, protective pad 2; 205, straight slot; 206, V-shaped clamping groove; 207, guide block; 208, auxiliary roller; 300, driving screw; 301, nut seat; 302, anti-slip handle. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0018] The utility model provides Figure 1-3The positioning device for metal processing shown in the figure comprises a positioning seat 200, a positioning slot 201 is provided on the top of the positioning seat 200, and the front, rear and top of the positioning slot 201 are connected to the outside, so that the metal piece can be easily disassembled and assembled in the positioning slot 201, and a horizontally movable movable clamp block 202 is provided in the positioning slot 201, and a driving component that can drive the movable clamp block 202 to move horizontally along the positioning slot 201 is provided on the positioning seat 200. The driving component can not only drive the movable clamp block 202 to move horizontally in the positioning slot 201, but also lock the position of the movable clamp block 202, so that the side wall of the movable clamp block 202 cooperates with the inner wall on the side opposite to the positioning slot 201 to clamp and squeeze the metal piece. The position of the movable clamping block 202 is locked by the driving component, so that the stability of the clamping of the metal part can be maintained. In some embodiments, the driving component includes a driving screw 300 that is rotatably connected to the side of the movable clamping block 202 away from the V-shaped clamping groove 206, and a nut seat 301 is fixedly embedded on the top of the side wall of the positioning seat 200. The outer wall of the driving screw 300 is threadedly connected to the inner side of the nut seat 301, and one end of the driving screw 300 extends through the nut seat 301 to the outside and is fixedly connected with an anti-slip handle 302, which is convenient for the user to hold the anti-slip handle 302 to drive the driving screw 300 to rotate. The driving screw 300 can rotate on the movable clamping block 202 and is threadedly connected to the inner side of the nut seat 301, so that it can be used The positioning slot 201 has a limiting effect on the movable clamping block 202, so that the driving screw 300 rotates and drives the movable clamping block 202 to move together, thereby driving the movable clamping block 202 to move in the positioning slot 201. At the same time, due to the self-locking effect between the nut seat 301 and the driving screw 300, the movable clamping block 202 cannot drive the driving screw 300 to rotate when there is a reverse thrust on the movable clamping block 202, so that the position of the movable clamping block 202 can be locked, and the movable clamping block 202 can cooperate with the inner wall of the positioning slot 201 to clamp and fix the metal part. Preferably, a linear slot 205 is provided on the positioning seat 200 and located at the bottom position of the positioning slot 201, and a linear slot 205 is fixed at the bottom end of the movable clamping block 202 05, the guide block 207 moves horizontally on the inner side, and the guide block 207 moves along the extension line in the linear slot 205, so as to guide the movement of the movable clamping block 202 and enhance the stability of the movement of the movable clamping block 202. Furthermore, installation slots are provided on both sides of the guide block 207, and auxiliary rollers 208 are rotatably connected in the installation slots. The side walls of the auxiliary rollers 208 extend to the outside of the guide block 207 and fit with the inner wall of the linear slot 205. The auxiliary rollers 208 fit in the linear slot 205, so that when the guide block 207 moves in the linear slot 205, the auxiliary rollers 208 can be driven to rotate, thereby reducing the friction resistance between the guide block 207 and the linear slot 205.The inner walls on both sides of the positioning groove 201 are straight-surfaced, and a V-shaped clamping groove 206 is provided on the side of the movable clamping block 202 away from the driving assembly, and the port length of the V-shaped clamping groove 206 is less than the length of the movable clamping block 202. The V-shaped V-shaped clamping groove 206 cooperates with the straight-surfaced inner wall of the positioning groove 201, and the round head end of the metal part with a round head at one end can be placed in the V-shaped clamping groove 206, and the straight-surfaced end of the metal part contacts the inner wall of the positioning groove 201, so that the three-point clamping of the metal part can be achieved, and the stability of the clamping can be improved. At the same time, because the port length of the V-shaped clamping groove 206 is less than the length of the movable clamping block 202, the side walls of the movable clamping block 202 are located at both sides of the V-shaped clamping groove 206. The side walls have a certain length of straight surfaces, so it can also be adapted to clamp metals with multiple side walls as straight surfaces, and the adaptability is high. ;

[0019] In a preferred embodiment, a protective pad 204 is fixedly provided on the same side of the movable clamp block 202 as the V-shaped clamp groove 206, and a protective pad 1 203 is fixedly connected to the inner wall of the positioning groove 201 facing the V-shaped clamp groove 206. Both the protective pad 1 203 and the protective pad 204 can be made of rubber material to protect the metal parts, and at the same time protect the movable clamp block 202 and the positioning seat 200.

[0020] Furthermore, the bottom end of the positioning seat 200 is provided with a mounting seat 100, and the corners of the mounting seat 100 are provided with fixing through holes 101. The mounting seat 100 cooperates with the fixing through holes 101, and the positioning seat 200 can be installed on the externally arranged rack using fasteners such as bolts or screws, which is convenient for use. The fixing through holes 101 can be long strips, which are convenient for positioning with the mounting holes on the rack. The bottom end of the mounting seat 100 is provided with a convex through hole 102, and the convex through hole 101 is provided with a convex through hole 103. A locking screw 103 is movably inserted in the inner wall of the locking screw 103, and the top of the outer wall of the locking screw 103 passes through the convex through hole 102 and is threadedly connected with the inner screw hole opened at the bottom end of the positioning seat 200. After passing through the convex through hole 102, the locking screw 103 is threadedly inserted with the positioning seat 200, so that the positioning seat 200 and the mounting seat 100 can be detachable. At the same time, the convex through hole 102 can be used to store the locking screw 103, so as to avoid the end of the locking screw 103 being exposed and affecting the installation of the mounting seat 100.

[0021] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning device for metal processing, comprising a positioning seat (200), a positioning slot (201) is provided on the top of the positioning seat (200), a movable clamping block (202) which can be moved horizontally is provided in the positioning slot (201), and a driving component which can drive the movable clamping block (202) to move horizontally along the positioning slot (201) is provided on the positioning seat (200), characterized in that: The inner walls on both sides of the positioning slot (201) are straight surfaces, and a V-shaped clip groove (206) is provided on the side of the movable clamp block (202) away from the driving component, and the port length of the V-shaped clip groove (206) is smaller than the length of the movable clamp block (202).

2. A positioning device for metal parts processing according to claim 1, characterized in that: A second protective pad (204) is fixedly provided on the same side of the movable clamp block (202) as the V-shaped clamp groove (206), and a first protective pad (203) is fixedly connected to the inner wall of the positioning slot (201) facing the V-shaped clamp groove (206).

3. A positioning device for metal parts processing according to claim 1, characterized in that: A linear slot (205) is provided on the positioning seat (200) and at the bottom of the positioning slot (201), and a guide block (207) that can move horizontally along the inner side of the linear slot (205) is fixedly provided at the bottom end of the movable clamping block (202).

4. A positioning device for metal workpiece processing according to claim 3, characterized in that: Both sides of the guide block (207) are provided with mounting slots, and an auxiliary roller (208) is rotatably connected in the mounting slot. The side wall of the auxiliary roller (208) extends to the outside of the guide block (207) and fits with the inner wall of the linear slot (205).

5. A positioning device for metal workpiece processing according to claim 1, characterized in that: The driving assembly comprises a driving screw (300) rotatably connected to the side of the movable clamping block (202) away from the V-shaped clamping groove (206); a nut seat (301) is fixedly embedded in the top of the side wall of the positioning seat (200); the outer wall of the driving screw (300) is threadedly connected to the inner side of the nut seat (301); and one end of the driving screw (300) passes through the nut seat (301) and extends to the outside and is fixedly connected to an anti-slip handle (302).

6. A positioning device for metal workpiece processing according to claim 5, characterized in that: The bottom end of the positioning seat (200) is provided with a mounting seat (100), and the corners of the mounting seat (100) are provided with fixing through holes (101), and the bottom end of the mounting seat (100) is provided with a convex through hole (102), and a locking screw (103) is movably inserted in the convex through hole (102), and the top of the outer wall of the locking screw (103) passes through the convex through hole (102) and is threadedly connected to the internal screw hole provided at the bottom end of the positioning seat (200).

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