Clamping tool for round steel machining

Abstract

The utility model relates to the technical field of round steel machining, in particular to a clamping tool for round steel machining, which comprises a base, two symmetrically distributed clamping components are arranged at the upper end of the base, each clamping component comprises a rectangular plate, a rotating shaft is rotatably connected to the outer wall of each rectangular plate, and a U-shaped frame is fixedly connected to the other end of each rotating shaft. The other end of the U-shaped frame is fixedly connected with a supporting disc, the outer wall of the supporting disc is fixedly connected with a plurality of evenly-distributed supporting rods, the other ends of the multiple supporting rods are fixedly connected with an auxiliary plate, the outer wall of the auxiliary plate abuts against a driving disc, and a plurality of evenly-distributed arc-shaped grooves are formed in the outer wall of the driving disc in a penetrating mode. The two ends of the hollow round steel can be clamped and fixed through the two clamping assemblies, and the purposes that in the process of polishing the outer surface of the hollow round steel, the inner surface of the hollow round steel can be clamped and fixed through the clamping assemblies, polishing equipment can conveniently conduct dead-corner-free polishing on the outer surface of the hollow round steel, and use is convenient are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of round steel processing, in particular to a clamping tool for round steel processing. Background Art

[0002] There are two types of round steel: hollow and solid. Hollow round steel is a round steel with a hollow cross-section, usually made by hot rolling or cold drawing. Its appearance is similar to a tube, but unlike a tube, the wall thickness of the hollow round steel is relatively thin and there is no obvious weld. It has high strength and toughness, and can meet the requirements of strength and corrosion resistance in different fields. In the process of grinding round steel, a clamping tool for round steel processing is required.

[0003] The Chinese patent disclosed in the patent number CN 216066994 U is a hollow round steel clamping device, including a frame, a support unit and at least two rocker arms, the support unit is provided with two slopes and is vertically movably connected to the frame, the support unit is connected to a driving unit for driving it to slide up and down and the support unit is provided with a supporting wheel assembly for supporting the round steel, the middle part of the rocker arm is rotatably connected to the frame and the bottom ends of the two opposite rocker arms are connected through a return assembly, the top and bottom of the rocker arm are respectively rotatably connected to a clamping wheel for clamping the round steel and a driving wheel that maintains rolling contact with the slope, so as to realize the fixing of round steels of different diameters so as to grind the outer surface of the round steel.

[0004] During the grinding process, the rocker arm and the clamping wheel of the above-mentioned device clamp and fix the outer surface of the hollow round steel. During the grinding process of the outer surface of the round steel, the rocker arm and the clamping wheel will block the outer wall of the round steel, resulting in dead corners for grinding and inconvenience in use. Therefore, it is necessary to propose a clamping tool for round steel processing to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a clamping tool for round steel processing, which has the characteristics of being able to clamp and fix the inner surface of the hollow round steel through a clamping component during the process of grinding the outer surface of the hollow round steel, making it convenient for the grinding equipment to grind the outer surface of the hollow round steel without dead angles, and being easy to use.

[0006] The utility model aims to provide a clamping tool for round steel processing, comprising a base, wherein the upper end of the base is provided with two symmetrically distributed clamping assemblies, wherein the clamping assembly comprises a rectangular plate, wherein the outer wall of the rectangular plate is rotatably connected to a rotating shaft, wherein the other end of the rotating shaft is fixedly connected to a U-shaped frame, wherein the other end of the U-shaped frame is fixedly connected to a supporting plate, wherein the outer wall of the supporting plate is fixedly connected to a plurality of evenly distributed supporting rods, wherein the other ends of the plurality of supporting rods are fixedly connected to an auxiliary plate;

[0007] The outer wall of the auxiliary plate is in contact with a driving disk, and the outer wall of the driving disk is penetrated by a plurality of evenly distributed arc grooves;

[0008] The outer wall of the auxiliary plate is penetrated by a plurality of evenly distributed slide grooves, the interiors of the plurality of slide grooves are slidably connected with driving rods, one end of the driving rod passes through the arc groove and is fixedly connected to the limit block, and the other end of the driving rod extends to the outside of the auxiliary plate and is fixedly connected to a clamping rod;

[0009] An auxiliary rod penetrates the middle of the support disk and is rotatably connected thereto, and one end of the auxiliary rod extends to the outside of the support disk and is fixedly connected to the driving disk.

[0010] In order to facilitate the limiting of the eccentric rod, as a preferred clamping tool for round steel processing of the utility model, the other end of the auxiliary rod is fixedly connected to the eccentric rod, and the outer wall of the eccentric rod is penetrated and threadedly connected with a threaded rod;

[0011] The outer wall of the support plate is penetrated by a plurality of evenly distributed limiting holes that match the threaded rods.

[0012] In order to facilitate the clamping of the inner wall of the hollow round steel, as a preferred clamping tool for round steel processing of the utility model, the opposite sides of the plurality of clamping rods are all arranged in an arc shape.

[0013] In order to facilitate the movement of the sliding block and the bracket, as a preferred clamping tool for round steel processing of the utility model, an electric slide rail is installed on the upper end surface of the base, the upper end surface of the electric slide rail is slidably connected to the sliding block, and the upper end surface of the sliding block is fixedly connected to the bracket.

[0014] In order to facilitate the movement of the two clamping assemblies, as a preferred clamping tool for round steel processing of the utility model, electric push rods are installed on both ends of the bracket, and the output ends of the two electric push rods pass through the bracket and are fixedly connected to the rectangular plates of the two clamping assemblies respectively.

[0015] In order to facilitate the limiting of the auxiliary plate, as a preferred clamping tool for round steel processing of the utility model, one end of the clamping rod is in contact with the auxiliary plate.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] The utility model can drive the driving disk to rotate by rotating the auxiliary rod. When the driving disk rotates, it will push multiple driving rods to slide inside multiple arc grooves respectively. At the same time, the multiple driving rods will drive the clamping rods connected thereto to move, so that the distance between the multiple clamping rods can be adjusted to fix the inner wall of the hollow round steel that needs to be polished. The two ends of the hollow round steel can be clamped and fixed by the two clamping assemblies, so that in the process of polishing the outer surface of the hollow round steel, the inner surface of the hollow round steel can be clamped and fixed by the clamping assembly, which makes it convenient for the polishing equipment to polish the outer surface of the hollow round steel without dead angles, and the purpose of easy use is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is the overall structure diagram of the utility model;

[0019] Figure 2 This is a structural diagram of the clamping assembly of the utility model;

[0020] Figure 3 This is a structural diagram of the auxiliary plate of the utility model;

[0021] Figure 4 It is the main structural diagram of the utility model.

[0022] In the figure: 1. base; 2. electric slide rail; 3. sliding block; 4. bracket; 5. electric push rod; 6. rectangular plate; 7. rotating shaft; 8. U-shaped frame; 9. support plate; 10. driving plate; 11. auxiliary plate; 12. clamping rod; 13. arc groove; 14. slide groove; 15. limit block; 16. eccentric rod; 17. threaded rod; 18. support rod; 19. auxiliary rod; 20. driving rod; 21. limit hole. DETAILED DESCRIPTION

[0023] See also Figures 1 to 4 A clamping tool for round steel processing, comprising a base 1, the upper end of the base 1 is provided with two symmetrically distributed clamping components, the clamping components comprising a rectangular plate 6, the outer wall of the rectangular plate 6 is rotatably connected with a rotating shaft 7, the other end of the rotating shaft 7 is fixedly connected with a U-shaped frame 8, the other end of the U-shaped frame 8 is fixedly connected with a supporting plate 9, the outer wall of the supporting plate 9 is fixedly connected with a plurality of evenly distributed supporting rods 18, and the other ends of the plurality of supporting rods 18 are fixedly connected with an auxiliary plate 11;

[0024] The outer wall of the auxiliary plate 11 abuts against the driving disk 10, and the outer wall of the driving disk 10 is penetrated by a plurality of evenly distributed arc grooves 13;

[0025] The outer wall of the auxiliary plate 11 is penetrated by a plurality of evenly distributed slide grooves 14, and the interiors of the plurality of slide grooves 14 are all slidably connected with a driving rod 20, one end of the driving rod 20 passes through the arc groove 13 and is fixedly connected to the limit block 15, and the other end of the driving rod 20 extends to the outside of the auxiliary plate 11 and is fixedly connected to the clamping rod 12;

[0026] An auxiliary rod 19 passes through the middle of the support plate 9 and is rotatably connected thereto. One end of the auxiliary rod 19 extends to the outside of the support plate 9 and is fixedly connected to the drive plate 10.

[0027] In this embodiment: when in use, the driving disk 10 can be driven to rotate by rotating the auxiliary rod 19. When the driving disk 10 rotates, it will push multiple driving rods 20 to slide inside the multiple arc grooves 13 respectively. At the same time, the multiple driving rods 20 will drive the clamping rods 12 connected thereto to move, so that the distance between the multiple clamping rods 12 can be adjusted to fix the inner wall of the hollow round steel that needs to be polished. The two ends of the hollow round steel can be clamped and fixed by two clamping components, so that the equipment can grind the hollow round steel without dead angles, which is convenient for use.

[0028] As a technical optimization solution of the utility model, the other end of the auxiliary rod 19 is fixedly connected to the eccentric rod 16, and the outer wall of the eccentric rod 16 is penetrated and threadedly connected to the threaded rod 17;

[0029] A plurality of evenly distributed limiting holes 21 matching the threaded rods 17 are formed through the outer wall of the support plate 9 .

[0030] In this embodiment: the auxiliary rod 19 can be driven to rotate by the eccentric rod 16, and one end of the threaded rod 17 can be inserted into the limiting hole 21 on the outer wall of the support plate 9 through the threaded rod 17, so as to limit the multiple clamping rods 12 conveniently.

[0031] As a technical optimization solution of the present invention, the opposite sides of the plurality of clamping rods 12 are all arranged in an arc shape.

[0032] In this embodiment, the opposite sides of the plurality of clamping rods 12 are all arranged in an arc shape, which can conveniently adapt to the curvature of the inner surface of the round steel, and facilitate the clamping rods 12 to clamp the inner surface of the hollow round steel.

[0033] As a technical optimization solution of the utility model, an electric slide rail 2 is installed on the upper end surface of the base 1, a sliding block 3 is slidably connected to the upper end surface of the electric slide rail 2, and a bracket 4 is fixedly connected to the upper end surface of the sliding block 3.

[0034] In this embodiment: the bracket 4 can be driven to move by the electric slide rail 2, so as to facilitate the movement of the hollow round steel, and further facilitate the grinding equipment to grind the outer surface of the hollow round steel.

[0035] As a technical optimization solution of the utility model, electric push rods 5 are installed at both ends of the bracket 4, and the output ends of the two electric push rods 5 pass through the bracket 4 and are fixedly connected to the rectangular plates 6 of the two clamping components respectively.

[0036] In this embodiment, the rectangular plate 6 can be driven to move by the electric push rod 5, so that the distance between the two clamping components can be adjusted, and hollow round steels of different lengths can be clamped conveniently.

[0037] As a technical optimization solution of the present invention, one end of the clamping rod 12 abuts against the auxiliary plate 11 .

[0038] In this embodiment, one end of the clamping rod 12 abuts against the auxiliary plate 11 , which can facilitate the position limiting of the auxiliary plate 11 .

[0039] Working principle: When in use, the auxiliary rod 19 is driven to rotate by the eccentric rod 16, and the driving disk 10 can be driven to rotate by rotating the auxiliary rod 19. When the driving disk 10 rotates, it will push multiple driving rods 20 to slide inside multiple arc grooves 13 respectively, and at the same time, multiple driving rods 20 will drive the clamping rods 12 connected thereto to move;

[0040] Insert the clamping rods 12 of the two clamping assemblies into the two ends of the hollow round steel respectively, and clamp the inner wall of the hollow round steel through the clamping rods 12, and then insert one end of the threaded rod 17 into the limiting hole 21 of the outer wall of the support plate 9 through the threaded rod 17, so as to facilitate the limiting of multiple clamping rods 12. After the hollow round steel is clamped, start the electric slide rail 2 to drive the bracket 4 to move, so as to facilitate the movement of the hollow round steel, and cooperate with the grinding equipment to grind the outer surface of the hollow round steel;

[0041] During grinding, the hollow round steel will rotate along with the grinding device, so when the clamped hollow round steel rotates, the two clamping components will also be driven to rotate around the rotating shaft 7.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamping tool for round steel processing, comprising a base (1), characterized in that: The upper end of the base (1) is provided with two symmetrically distributed clamping assemblies, the clamping assemblies comprising a rectangular plate (6), the outer wall of the rectangular plate (6) being rotatably connected to a rotating shaft (7), the other end of the rotating shaft (7) being fixedly connected to a U-shaped frame (8), the other end of the U-shaped frame (8) being fixedly connected to a supporting plate (9), the outer wall of the supporting plate (9) being fixedly connected to a plurality of evenly distributed supporting rods (18), the other ends of the plurality of supporting rods (18) being fixedly connected to an auxiliary plate (11); The outer wall of the auxiliary plate (11) is in contact with a driving disk (10), and a plurality of evenly distributed arc grooves (13) are formed through the outer wall of the driving disk (10); The outer wall of the auxiliary plate (11) is penetrated by a plurality of evenly distributed slide grooves (14), the interiors of the plurality of slide grooves (14) are all slidably connected to drive rods (20), one end of the drive rod (20) passes through the arc groove (13) and is fixedly connected to a limit block (15), and the other end of the drive rod (20) extends to the outside of the auxiliary plate (11) and is fixedly connected to a clamping rod (12); An auxiliary rod (19) penetrates the middle of the support disk (9) and is rotatably connected thereto; one end of the auxiliary rod (19) extends to the outside of the support disk (9) and is fixedly connected to the drive disk (10).

2. The round steel processing clamping tool according to claim 1, characterized in that: The other end of the auxiliary rod (19) is fixedly connected to an eccentric rod (16), and a threaded rod (17) penetrates through and is threadedly connected to the outer wall of the eccentric rod (16); The outer wall of the support plate (9) is penetrated by a plurality of evenly distributed limiting holes (21) that match the threaded rods (17).

3. The round steel processing clamping tool according to claim 1, characterized in that: The opposite sides of the plurality of clamping rods (12) are all arranged in an arc shape.

4. The round steel processing clamping tool according to claim 1, characterized in that: An electric slide rail (2) is installed on the upper end surface of the base (1), a sliding block (3) is slidably connected to the upper end surface of the electric slide rail (2), and a bracket (4) is fixedly connected to the upper end surface of the sliding block (3).

5. The round steel processing clamping tool according to claim 4 is characterized in that: Electric push rods (5) are installed at both left and right ends of the bracket (4), and the output ends of the two electric push rods (5) penetrate the bracket (4) and are fixedly connected to the rectangular plates (6) of the two clamping components respectively.

6. The round steel processing clamping tool according to claim 1, characterized in that: One end of the clamping rod (12) abuts against the auxiliary plate (11).

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