Mechanical blade sharpening clamp

Abstract

The utility model discloses a mechanical blade sharpening clamp which comprises a clamping frame and a locking threaded rod, the clamping frame is provided with the locking threaded rod, the locking threaded rod is in threaded connection with the clamping frame, and the mechanical blade sharpening clamp further comprises a rotating groove, a rotating hole, a connecting frame, a pushing frame, a positioning threaded rod, an adjusting threaded rod and a base. According to the edge grinding clamp for the mechanical blade, a positioning threaded rod is rotated downwards to enter a limiting groove to be locked and fixed, then an adjusting threaded rod is rotated, the adjusting threaded rod pushes an external frame body to be slowly close to a grinding position, and accurate adjustment is conducted by referring to a scale strip on the outer side of a side clamping plate; the angle limiting screw is rotated to rise to enable the angle limiting screw to leave the rotating groove, the clamping frame rotates around the inserting shaft through the rotating hole, after the clamping frame is adjusted to a proper angle, the angle limiting screw is rotated downwards again to enter the rotating groove for locking, and positioning of the clamping frame and the internal blade angle is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical blade processing, in particular to a mechanical blade grinding fixture. Background Art

[0002] Mechanical blade grinding is a common mechanical processing process, which is used to remove burrs on the surface of the blade and restore its sharpness. However, when grinding the blade now, it is usually adopted to manually hold the blade body and feed the blade to a fixed grinding device for grinding. However, such feeding method is dangerous. Therefore, there are improvements in the prior art. The blade is first clamped by a clamp and then fed to a fixed grinding device for grinding. However, such feeding method still controls the feeding degree manually, and the feeding accuracy cannot be controlled, which affects the grinding effect. Utility Model Content

[0003] The utility model aims to provide a mechanical blade sharpening fixture to solve the problem in the above-mentioned background technology that the feeding accuracy cannot be controlled, thus affecting the grinding effect.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mechanical blade sharpening fixture, comprising a clamping frame and a locking threaded rod, the clamping frame is provided with a locking threaded rod, and the locking threaded rod is threadedly connected to the clamping frame, and also comprises a rotating groove, a rotating hole, a connecting frame, a pushing frame, a positioning threaded rod, an adjusting threaded rod and a base, the top of the clamping frame is provided with a rotating groove, a rotating hole is provided on the side of the rotating groove away from the locking threaded rod, a connecting frame is provided on the outside of the clamping frame, a pushing frame is provided on the side of the connecting frame away from the clamping frame, a positioning threaded rod is provided on the pushing frame, an adjusting threaded rod is provided inside the pushing frame, and the adjusting threaded rod is threadedly connected to the pushing frame, a base is provided below the pushing frame, and the pushing frame is movably nested on the base;

[0005] The connecting frame comprises an external frame, an insertion shaft, an angle limiting screw and a side clamping plate, wherein the insertion shaft is arranged inside the external frame, the angle limiting screw is arranged at the front end of the external frame, and the side clamping plate is fixedly connected to one end of the external frame away from the angle limiting screw;

[0006] The base comprises a movable track and a limiting groove. The top of the movable track is provided with the limiting groove, and the positioning threaded rod is inserted in the movable track.

[0007] Preferably, the base further comprises a positioning base plate, the positioning base plate is fixedly connected to the movable track, and the positioning base plate is fixedly mounted on the workbench by screws.

[0008] Preferably, there are two side splints, and the two side splints are inserted on both sides of the propulsion frame.

[0009] Preferably, there are two angle limiting screws in total, and both angle limiting screws are threadedly connected to the external frame, and the bottom ends of the angle limiting screws are inserted into the rotation grooves.

[0010] Preferably, a scale bar is provided on the outer side of the lateral splint.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model discloses a mechanical blade sharpening fixture, which realizes preliminary feeding of the clamping frame and the blade to be sharpened by pushing the propulsion frame to slide on the movable track and inserting the positioning threaded rod into the limiting groove for limiting the position. The rotating adjustment threaded rod can feed the clamping frame toward the grinder through the threaded structure. This feeding method is more accurate than manual feeding. At the same time, according to the requirements of grinding, the clamping frame clamps the blade and adjusts the angle before positioning, so that the blade can be grinded at different angles. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A top view of the utility model as a whole;

[0014] Figure 2 It is a front view of the clamping frame of the utility model;

[0015] Figure 3 It is a top view of the clamping frame of the utility model;

[0016] Figure 4 It is a top view of the connection frame of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the base of the utility model.

[0018] In the figure: 1. Clamping frame; 2. Locking threaded rod; 3. Rotation groove; 4. Rotation hole; 5. Connection frame; 51. External frame; 52. Insertion shaft; 53. Angle limit screw; 54. Side clamp; 6. Push frame; 7. Positioning threaded rod; 8. Adjustment threaded rod; 9. Base; 91. Movable track; 92. Limiting groove; 93. Positioning bottom plate. DETAILED DESCRIPTION

[0019] 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 implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on 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.

[0020] See also Figure 1-5 A mechanical blade sharpening fixture comprises a clamping frame 1 and a locking threaded rod 2, wherein the clamping frame 1 is provided with a locking threaded rod 2, and the locking threaded rod 2 is threadedly connected to the clamping frame 1, and further comprises a rotating groove 3, a rotating hole 4, a connecting frame 5, a pushing frame 6, a positioning threaded rod 7, an adjusting threaded rod 8 and a base 9, a rotating groove 3 is provided on the top of the clamping frame 1, the rotating groove 3 is an arc-shaped track, and an angle limiting screw 53 is provided above the track of the rotating groove 3, a rotating hole 4 is provided on the side of the rotating groove 3 away from the locking threaded rod 2, a connecting frame 5 is provided on the outer side of the clamping frame 1, and a pushing frame 6 is provided on the side of the connecting frame 5 away from the clamping frame 1, a positioning threaded rod 7 is provided on the pushing frame 6, an adjusting threaded rod 8 is provided inside the pushing frame 6, and the adjusting threaded rod 8 is threadedly connected to the pushing frame 6, a base 9 is provided below the pushing frame 6, and the pushing frame 6 is movably nested on the base 9, and the connecting frame 5 includes The external frame 51 includes an insert shaft 52, an angle limit screw 53 and a side clamp 54. The external frame 51 is movably connected to the front end of the adjusting threaded rod 8. When the adjusting threaded rod 8 rotates in the pushing frame 6, the external frame 51 can be pushed. An insert shaft 52 is provided inside the external frame 51. The insert shaft 52 passes through the rotating hole 4. The clamping frame 1 rotates around the insert shaft 52. An angle limit screw 53 is provided at the front end of the external frame 51. The end of the external frame 51 away from the angle limit screw 53 is fixedly connected with the side clamp 54. The base 9 includes a movable track 91 and a limit groove 92. The top of the movable track 91 is provided with a limit groove 92, and the positioning threaded rod 7 is inserted in the movable track 91. The pushing frame 6 slides on the movable track 91. When the rotating positioning threaded rod 7 is inserted into the limit groove 92, the sliding of the pushing frame 6 can be limited.

[0021] Furthermore, the base 9 also includes a positioning base plate 93, which is fixedly connected to the movable track 91, and the positioning base plate 93 is fixedly mounted on the workbench by screws to keep the positions of the positioning base plate 93 and the movable track 91 fixed.

[0022] Furthermore, two side clamps 54 are provided, and the two side clamps 54 are both inserted at both sides of the propulsion frame 6 . When the threaded rod 8 is adjusted to push the external frame 51 forward, the side clamps 54 slide on the outside of the propulsion frame 6 .

[0023] Furthermore, there are two angle limit screws 53, and the two angle limit screws 53 are threadedly connected to the external frame 51. At the same time, the bottom end of the angle limit screw 53 is inserted into the rotating groove 3. When the angle limit screw 53 is inserted into the rotating groove 3, the clamping frame 1 is restricted from rotating on the insertion shaft 52. When the angle limit screw 53 leaves the rotating groove 3, the clamping frame 1 can rotate on the insertion shaft 52.

[0024] Furthermore, a scale bar is provided on the outer side of the side clamping plate 54 , and when the threaded rod 8 is adjusted to push the external frame 51 forward, the distance moved by the side clamping plate 54 outside the propulsion frame 6 can be observed.

[0025] Working principle: The utility model is a mechanical blade sharpening fixture. When in use, the blade is placed in the clamping frame 1, the locking threaded rod 2 is turned downward to clamp and lock the blade, and the propulsion frame 6 is pushed to slide on the movable track 91, driving the clamping frame 1 and the blade to approach the grinding position. When the distance is appropriate, the positioning threaded rod 7 is turned downward to make the positioning threaded rod 7 enter the limiting groove 92 and be locked and fixed, and then the adjusting threaded rod 8 is turned. The adjusting threaded rod 8 pushes the external frame 51 to slowly approach the grinding position, and the scale bar on the outside of the side clamping plate 54 is referred to for precise adjustment. When the angle adjustment is required, the angle limiting screw 53 is turned upward to make the angle limiting screw 53 leave the rotating groove 3, and the clamping frame 1 rotates around the installation shaft 52 through the rotating hole 4. When it is adjusted to the appropriate angle, the angle limiting screw 53 is turned downward again to enter the rotating groove 3 for locking, so as to realize the positioning of the clamping frame 1 and the internal blade angle.

[0026] 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 mechanical blade sharpening fixture, comprising a clamping frame (1) and a locking threaded rod (2), wherein the clamping frame (1) is provided with the locking threaded rod (2), and the locking threaded rod (2) is threadedly connected to the clamping frame (1), characterized in that: It also comprises a rotation groove (3), a rotation hole (4), a connecting frame (5), a propulsion frame (6), a positioning threaded rod (7), an adjusting threaded rod (8) and a base (9), wherein the top of the clamping frame (1) is provided with a rotation groove (3), a side of the rotation groove (3) away from the locking threaded rod (2) is provided with a rotation hole (4), the outer side of the clamping frame (1) is provided with a connecting frame (5), a side of the connecting frame (5) away from the clamping frame (1) is provided with a propulsion frame (6), a positioning threaded rod (7) is provided on the propulsion frame (6), an adjusting threaded rod (8) is provided inside the propulsion frame (6), and the adjusting threaded rod (8) is threadedly connected to the propulsion frame (6), a base (9) is provided below the propulsion frame (6), and the propulsion frame (6) is movably nested on the base (9); The connecting frame (5) comprises an external frame body (51), an insertion shaft (52), an angle limiting screw (53) and a side clamping plate (54); the insertion shaft (52) is arranged inside the external frame body (51); the angle limiting screw (53) is arranged at the front end of the external frame body (51); and the side clamping plate (54) is fixedly connected to one end of the external frame body (51) away from the angle limiting screw (53); The base (9) comprises a movable track (91) and a limiting groove (92); the top of the movable track (91) is provided with the limiting groove (92), and the positioning threaded rod (7) is inserted into the movable track (91).

2. A mechanical blade sharpening fixture according to claim 1, characterized in that: The base (9) further comprises a positioning base plate (93), wherein the positioning base plate (93) is fixedly connected to the movable track (91), and the positioning base plate (93) is fixedly mounted on the workbench by means of screws.

3. The mechanical blade sharpening fixture according to claim 1, characterized in that: There are two side clamps (54) in total, and the two side clamps (54) are inserted on both sides of the propulsion frame (6).

4. The mechanical blade sharpening fixture according to claim 1, characterized in that: There are two angle limiting screws (53) in total, and both angle limiting screws (53) are threadedly connected to the external frame (51), while the bottom ends of the angle limiting screws (53) are inserted into the rotation groove (3).

5. The mechanical blade sharpening fixture according to claim 1, characterized in that: The outer side of the side clamping plate (54) is provided with a scale bar.

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