Tool for removing burrs of press-fit groove

Abstract

The utility model relates to the technical field of burr removal, and discloses a press fit groove burr removal cutter which comprises a mounting plate, scrapers are rotatably connected to the left side and the right side of the mounting plate, hand guards are slidably connected to the upper side and the lower side of the inner wall of the mounting plate, and sliding grooves are formed in the front side and the rear side of the inner wall of each hand guard. And U-shaped blocks are slidably connected to the left side and the right side of the inner wall of the sliding groove, rotating plates are rotatably connected to the inner sides of the U-shaped blocks, positioning discs are fixedly connected to the upper side and the lower side of the inner wall of the hand guard, first springs are fixedly connected to the left side and the right side between the two adjacent positioning discs, and an angle adjusting mechanism is arranged on the outer side of the mounting plate. According to the press fit device, through the cooperation of the first spring, the positioning disc and the hand guard, an anti-abrasion layer or an adhesive tape does not need to be additionally wound, and through the cooperation of the threaded rod, the positioning cylinder and the reserved groove, adjustment can be conducted according to press fit grooves of different specifications and models.

Description

Technical Field

[0001] The utility model relates to the technical field of burr removal, in particular to a tool for removing burrs from a press-fit groove. Background Art

[0002] The press shell is a common workpiece in industrial production. It is formed by proportioning, smelting, refining, and slag removal of alloy raw materials, and pouring the molten metal raw materials into a mold. In order to facilitate the removal of burrs in the press groove, a tool for removing burrs from the press groove is needed.

[0003] The tool used for press-fit groove deburring generally refers to a specially designed tool used to remove burrs or irregular edges formed on metal parts, especially the edges formed after press-fit grooves or other processing processes. These burrs usually affect the sealing performance or installation accuracy, so they need to be removed with special tools.

[0004] Currently, most of the burr removal tools on the market are formed by integrated casting to save costs in the production process. However, it is inconvenient to adjust the hand guard of the one-piece molded tool, and the sharp edge may cause harm to the user. An additional anti-wear layer or tape needs to be wrapped, which reduces the practicality of the device. Utility Model Content

[0005] In order to make up for the above deficiencies, the utility model provides a tool for removing burrs from a press-fit groove, aiming to improve the problem in the prior art that the tool guard cannot be adjusted.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a tool for removing burrs from a pressed groove, comprising a mounting plate, wherein the left and right sides of the mounting plate are rotatably connected with scrapers, the upper and lower sides of the inner wall of the mounting plate are slidably connected with hand guards, the front and rear sides of the inner wall of the hand guard are provided with sliding grooves, the left and right sides of the inner wall of the sliding groove are slidably connected with U-shaped blocks, the inner side of the U-shaped block is rotatably connected with a rotating plate, the upper and lower sides of the inner wall of the hand guard are fixedly connected with positioning plates, the left and right sides of the adjacent two positioning plates are fixedly connected with a first spring, and an angle adjustment mechanism is provided on the outer side of the mounting plate, and the angle adjustment mechanism is used to adjust the angle of the tool scraper.

[0007] Through the above technical solution, the expansion and contraction of the first spring and the elastic potential energy drive the positioning plate and the hand guard to move up and down, while driving the rotating plate to rotate, pushing the U-shaped block to slide along the slide groove, adapting to the user's hand shape and strength, without the need for an external anti-wear layer or tape, reducing the complexity of the device.

[0008] As a further description of the above technical solution:

[0009] The angle adjustment mechanism includes two hollow blocks, both of which are fixedly connected to the left and right sides of the bottom of the mounting plate, the inner side of the hollow block is rotatably connected to a threaded rod, the outer side of the threaded rod is threadedly connected to a positioning cylinder, a reserved groove is provided at the bottom of the scraper, the front and rear sides of the outer wall of the positioning cylinder are rotatably connected to rotating blocks, and the outer side of the rotating block is rotatably connected to the reserved groove.

[0010] Through the above technical solution, the threaded rod is rotated to drive the positioning cylinder to move, and the rotating block moves along the reserved groove, driving the scraper to rotate, and the angle is adjusted to adapt to the pressing grooves of different specifications and models. There is no need to replace the scraper, which improves the applicability of the device.

[0011] As a further description of the above technical solution:

[0012] The outer wall of the mounting plate is fixedly connected with guard plates all around, and the two hand guards are fixedly connected with guard pads on the sides away from each other.

[0013] The above technical solution can improve the comfort of users.

[0014] As a further description of the above technical solution:

[0015] A plurality of positioning blocks are fixedly connected to the front and rear sides of the outer wall of the mounting plate, and positioning holes are provided on the outer sides of the plurality of positioning blocks.

[0016] The above technical solution can facilitate the storage of the device.

[0017] As a further description of the above technical solution:

[0018] The top of the scraper and the left and right sides of the top of the mounting plate are fixedly connected with U-shaped plates, and the inner side of the U-shaped plate is fixedly connected with a second spring.

[0019] Through the above technical solution, the scraper can always fit the surface from which burrs need to be scraped off.

[0020] As a further description of the above technical solution:

[0021] The front and rear sides of the bottom of the scraper are fixedly connected with connecting plates, and the bottom of the connecting plate is fixedly connected with a bracket.

[0022] Through the above technical solution, the structural strength of the scraper can be improved.

[0023] As a further description of the above technical solution:

[0024] An observation slot is provided on the front side of the hollow block, and indicator blocks are fixedly connected to the left and right sides of the front end of the threaded rod.

[0025] Through the above technical solution, the current rotation angle of the scraper can be observed.

[0026] As a further description of the above technical solution:

[0027] The outer side of the hollow block is rotatably connected with a knob, and the outer side of the knob passes through the hollow block and is fixedly connected to the threaded rod.

[0028] The above technical solution can facilitate the threaded rod to rotate.

[0029] The utility model has the following beneficial effects:

[0030] 1. In the utility model, the positioning plate and the hand guard can be driven to move up and down through the expansion and contraction of the first spring and the elastic potential energy, and the rotating plate can be driven to rotate at the same time, so as to drive the U-shaped block to slide along the slide groove. The size of the hand guard can be adjusted according to the hand shape and strength of the user, and there is no need to wrap an additional anti-wear layer or tape, thereby reducing the practicality of the device.

[0031] 2. In the utility model, the positioning cylinder can be driven to move by rotating the threaded rod, and the scraper can be driven to rotate by moving the rotating block along the reserved groove to adjust the angle of the scraper, so that it can be easily adjusted according to the pressing grooves of different specifications and models, without the need to be equipped with scrapers of corresponding specifications, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 A three-dimensional diagram of a tool for removing burrs from a press groove proposed by the utility model;

[0033] Figure 2 This is a schematic diagram of a protective pad structure of a tool for removing burrs from a press groove proposed by the utility model;

[0034] Figure 3 The utility model is a schematic diagram of an angle adjustment mechanism of a tool for removing burrs from a pressed groove.

[0035] Legend:

[0036] 1. Mounting plate; 2. Angle adjustment mechanism; 201. Hollow block; 202. Threaded rod; 203. Positioning cylinder; 204. Reserved groove; 205. Rotating block; 3. Hand guard; 4. Slide groove; 5. U-shaped block; 6. Rotating plate; 7. Positioning plate; 8. First spring; 9. Scraper; 10. Observation slot; 11. Indicator block; 12. Knob; 13. Positioning block; 14. Positioning hole; 15. Bracket; 16. Connecting plate; 17. Protective pad; 18. Guard plate; 19. U-shaped plate; 20. Second spring. DETAILED DESCRIPTION

[0037] 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.

[0038] Reference Figure 1 and Figure 2 , the utility model provides an embodiment: a tool for removing burrs from a pressed groove, comprising a mounting plate 1, a scraper 9 is rotatably connected to the left and right sides of the mounting plate 1, a hand guard 3 is slidably connected to the upper and lower sides of the inner wall of the mounting plate 1, a slide groove 4 is provided on the front and rear sides of the inner wall of the hand guard 3, a U-shaped block 5 is slidably connected to the left and right sides of the inner wall of the slide groove 4, a rotating plate 6 is rotatably connected to the inner side of the U-shaped block 5, a positioning plate 7 is fixedly connected to the upper and lower sides of the inner wall of the hand guard 3, a first spring 8 is fixedly connected to the left and right sides of the adjacent two positioning plates 7, an angle adjustment mechanism 2 is arranged on the outer side of the mounting plate 1, and the angle adjustment mechanism 2 is used to adjust the angle of the tool scraper 9;

[0039] Specifically, by using the expansion and contraction and elastic potential energy of the first spring 8, the positioning cylinder 203 and the hand guard 3 can be operated to move up and down, while driving the rotating plate 6 to rotate. This action pushes the U-shaped block 5 to slide along the slide groove 4, and automatically adjusts the size of the hand guard 3 according to the user's hand shape and strength, without the need to add an additional anti-wear layer or tape.

[0040] Reference Figure 3 The angle adjustment mechanism 2 includes two hollow blocks 201, which are fixedly connected to the left and right sides of the bottom of the mounting plate 1. The inner side of the hollow block 201 is rotatably connected with a threaded rod 202, and the outer side of the threaded rod 202 is threadedly connected with a positioning cylinder 203. A reserved groove 204 is provided at the bottom of the scraper 9, and the front and rear sides of the outer wall of the positioning cylinder 203 are rotatably connected with a rotating block 205, and the outer side of the rotating block 205 is rotatably connected with the reserved groove 204;

[0041] Specifically, the threaded rod 202 can be rotated to move the positioning cylinder 203, and the rotating block 205 can be driven to rotate along the reserved groove 204, so that the angle of the scraper 9 can be adjusted, which is convenient for adjustment according to the specifications and models of different pressing grooves without replacing the corresponding scraper 9.

[0042] Reference Figure 2 and Figure 3, the outer wall of the mounting plate 1 is fixedly connected with guard plates 18 all around, and the two hand guards 3 are fixedly connected with guard pads 17 on the far side; the front and rear sides of the outer wall of the mounting plate 1 are fixedly connected with a plurality of positioning blocks 13, and the outer sides of the plurality of positioning blocks 13 are provided with positioning holes 14; the top of the scraper 9 and the left and right sides of the top of the mounting plate 1 are fixedly connected with U-shaped plates 19, and the inner side of the U-shaped plate 19 is fixedly connected with a second spring 20;

[0043] Specifically, the guard plate 18 and the guard pad 17 thereon can enhance the protectiveness of the hand guard 3 and the mounting plate 1 to prevent injury to the user; the positioning block 13 and the positioning hole 14 thereon can facilitate storage and storage of the device; the U-shaped plate 19 and the second spring 20 thereon can drive the scraper 9 to move through the elastic potential energy so that it can always fit the surface of the pressing groove when deburring.

[0044] Reference Figure 1 , Figure 2 and Figure 3 The front and rear sides of the bottom of the scraper 9 are fixedly connected with a connecting plate 16, and the bottom of the connecting plate 16 is fixedly connected with a bracket 15; the front side of the hollow block 201 is provided with an observation slot 10, and the left and right sides of the front end of the threaded rod 202 are fixedly connected with an indicating block 11; the outer side of the hollow block 201 is rotatably connected with a knob 12, and the outer side of the knob 12 passes through the hollow block 201 and is fixedly connected to the threaded rod 202;

[0045] Specifically, the structural strength of the scraper 9 can be improved through the connecting plate 16 and the bracket 15 thereon, and its service life can be improved. The corresponding indicator block 11 that can be observed in the observation slot 10 can be observed through the observation slot 10 to determine the current position of the positioning tube 203 to determine the rotation angle of the scraper 9. The threaded rod 202 can be conveniently turned through the knob 12.

[0046] Working principle: before using the device, the first spring 8 is stretched and retracted and its elastic potential energy is used to drive the positioning cylinder 203 and the hand guard 3 to move up and down, and at the same time, the rotating plate 6 is driven to rotate, so that the U-shaped block 5 automatically slides along the slide groove 4, and the size of the hand guard 3 is automatically adjusted according to the hand shape and strength of the user, without the need to add an additional anti-wear layer or tape;

[0047] Rotating the threaded rod 202 can move the positioning cylinder 203, and then the angle of the scraper 9 can be adjusted by moving the rotating block 205 along the reserved groove 204. This can conveniently adjust according to the pressing grooves of different specifications and models without replacing the scraper 9 of the corresponding specifications.

[0048] 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 tool for removing burrs from a press-fit groove, comprising a mounting plate (1), characterized in that: The left and right sides of the mounting plate (1) are rotatably connected with a scraper (9); the upper and lower sides of the inner wall of the mounting plate (1) are slidably connected with a hand guard (3); the front and rear sides of the inner wall of the hand guard (3) are provided with a slide groove (4); the left and right sides of the inner wall of the slide groove (4) are slidably connected with a U-shaped block (5); the inner side of the U-shaped block (5) is rotatably connected with a rotating plate (6); the upper and lower sides of the inner wall of the hand guard (3) are fixedly connected with a positioning plate (7); the left and right sides of the adjacent two positioning plates (7) are fixedly connected with a first spring (8); the outer side of the mounting plate (1) is provided with an angle adjustment mechanism (2), and the angle adjustment mechanism (2) is used to adjust the angle of the tool scraper (9).

2. A tool for removing burrs from a press-fit groove according to claim 1, characterized in that: The angle adjustment mechanism (2) comprises two hollow blocks (201), the two hollow blocks (201) are fixedly connected to the left and right sides of the bottom of the mounting plate (1), the inner side of the hollow block (201) is rotatably connected to a threaded rod (202), the outer side of the threaded rod (202) is threadably connected to a positioning cylinder (203), the bottom of the scraper (9) is provided with a reserved groove (204), the front and rear sides of the outer wall of the positioning cylinder (203) are rotatably connected to a rotating block (205), and the outer side of the rotating block (205) is rotatably connected to the reserved groove (204).

3. The tool for removing burrs from a press-fit groove according to claim 1, characterized in that: Guard plates (18) are fixedly connected to the outer wall of the mounting plate (1) on all sides, and guard pads (17) are fixedly connected to the two sides of the two hand guards (3) that are away from each other.

4. The tool for removing burrs from a press-fit groove according to claim 1, characterized in that: A plurality of positioning blocks (13) are fixedly connected to the front and rear sides of the outer wall of the mounting plate (1), and positioning holes (14) are provided on the outer sides of the plurality of positioning blocks (13).

5. The tool for removing burrs from a press-fit groove according to claim 1, characterized in that: A U-shaped plate (19) is fixedly connected to the top of the scraper (9) and the left and right sides of the top of the mounting plate (1), and a second spring (20) is fixedly connected to the inner side of the U-shaped plate (19).

6. The tool for removing burrs from a press-fit groove according to claim 1, characterized in that: The front and rear sides of the bottom of the scraper (9) are both fixedly connected to a connecting plate (16), and the bottom of the connecting plate (16) is fixedly connected to a bracket (15).

7. The tool for removing burrs from a press-fit groove according to claim 2, characterized in that: An observation slot (10) is provided on the front side of the hollow block (201), and indicator blocks (11) are fixedly connected to the left and right sides of the front end of the threaded rod (202).

8. The tool for removing burrs from a press-fit groove according to claim 2, characterized in that: The outer side of the hollow block (201) is rotatably connected to a knob (12), and the outer side of the knob (12) passes through the hollow block (201) and is fixedly connected to the threaded rod (202).

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