Clamping tool for flange forge piece polishing

Abstract

The utility model discloses a clamping tool for polishing a flange forge piece, relates to the technical field of clamping, and aims to solve the technical problems that the labor force for manually rotating the flange forge piece is limited, the time efficiency of polishing is lower, and the labor cost is high at present. A motor A is fixedly connected to one side of the supporting plate, the telescopic end of the motor A penetrates through the side wall of the supporting plate and is fixedly connected with a clamping assembly, the clamping assembly comprises a fixing cylinder fixedly connected to the telescopic end of the motor A, a cavity is formed in the fixing cylinder, and a cylindrical base is fixedly connected to the inner wall of the cavity through a supporting rod; a plurality of through grooves are formed in the surface of the cylindrical base at equal intervals, clamping blocks are slidably connected to the two symmetrical sides in the through grooves, the two clamping blocks are fixedly connected through a spring, and a limiting frame is slidably connected to the surface of the cylindrical base. The flange forge piece grinding device has the advantages that multiple sets of flange forge piece bodies of different sizes can be clamped and fixed at the same time, and the grinding efficiency and effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping, and more specifically, to a clamping tool for polishing and processing flange forgings. Background Art

[0002] A flange, also known as a flange convex disc or a flange. A flange is a part for connecting shafts to each other, used for connecting between pipe ends; there are also flanges used at the inlets and outlets of equipment for connecting between two pieces of equipment. A flange connection or a flange joint refers to a detachable connection formed by connecting a flange, a gasket, and bolts as a set of combined sealing structures.

[0003] When processing flange forgings at present, it is necessary to grind and polish their arc surfaces. Currently, it is usually manually operated to place the flange forging under the grinding block for manual grinding. The labor force for manually rotating the flange forging is limited, the time efficiency of grinding is low, a large amount of manpower is required, and the labor cost is high. In view of this, we propose a clamping tool for polishing and processing flange forgings. Summary of the Utility Model

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art, meet the actual needs, and provide a clamping tool for polishing and processing flange forgings to solve the technical problems of limited labor force for manually rotating flange forgings currently, low time efficiency of grinding, and high labor cost.

[0005] To solve the above technical problems, the utility model provides the following technical solution: A clamping tool for polishing and processing flange forgings, including a workbench, a support plate is fixedly connected to the surface of the workbench, a motor A is fixedly connected to one side of the support plate, and a clamping component is fixedly connected to the telescopic end of the motor A penetrating through the side wall of the support plate;

[0006] The clamping component includes a fixed cylinder fixedly connected to the telescopic end of the motor A. The inside of the fixed cylinder is a cavity. A cylindrical seat is fixedly connected to the inner wall of the cavity through a support rod. A number of through grooves are equidistantly arranged on the surface of the cylindrical seat. Clamping blocks are slidably connected to the symmetric two sides in the through grooves, and the two clamping blocks are fixedly connected by a spring.

[0007] While fixing the positions of multiple flange forging bodies, the utility model can adjust the protruding length of the clamping block by using the moving distance of the limit frame to adapt to flange forging bodies of different sizes.

[0008] Preferably, a limit frame is slidably connected to the surface of the cylindrical seat. A number of placing grooves are equidistantly arranged on the symmetric two sides of the limit frame. A rotating rod is rotatably connected to the side wall of the placing groove, and the other end of the rotating rod is rotatably connected to the surface of the clamping block.

[0009] Preferably, the head end of the clamping block is provided with a curved arc surface, and the head end of the clamping block abuts against the flange body.

[0010] Preferably, through holes corresponding to the positions of the through grooves are equidistantly formed on the surface of the fixed cylinder, and the surface of the clamping block is slidably connected within the through holes at the same time.

[0011] Preferably, the head end of the limiting frame penetrates through the side wall of the fixed cylinder and is fixedly connected with a fixing rod. The surface of the fixing rod is slidably connected to the side wall of the fixed cylinder at the same time. A screw is threadedly connected to the surface of the fixing rod. A plurality of threaded holes are formed on the surface of the fixed cylinder, and the surface of the screw is threadedly connected within one of the threaded holes.

[0012] Preferably, a hydraulic cylinder is fixedly connected to the upper end surface of the workbench. The telescopic end of the hydraulic cylinder is fixed with a cross frame. One end of the cross frame is fixedly connected with a motor B. The telescopic end of the motor B is fixedly connected with a cross bar. A plurality of grinding blocks are fixedly connected to the surface of the cross bar, and the surface of the grinding blocks abuts against the surface of the flange forging body.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. By providing the fixed cylinder and the clamping block, the present utility model can first limit the inner ring of the flange forging body by the surface of the fixed cylinder, and arrange the clamping block in the cylindrical seat. In this way, multiple groups of clamping blocks can be set in the cylindrical seat to fix the positions of multiple flange forging bodies, and multiple flange forging bodies can be ground and polished simultaneously. Moreover, by the operation of the motor A, the flange forging body can be rotated during grinding, which can improve the comprehensiveness of grinding of the flange forging body and improve the efficiency and effect of grinding multiple flange forging bodies at the same time.

[0015] 2. The present utility model also limits multiple groups of rotating rods synchronously while the limiting frame moves by providing the limiting frame and the rotating rod, so that the rotating rods can be inclined simultaneously, and the clamping block can extend out of the fixed cylinder to limit the inner ring of the flange forging body. While fixing the positions of multiple flange forging bodies, the extending length of the clamping block can be adjusted by the moving distance of the limiting frame to adapt to flange forging bodies of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of a use state of the present utility model;

[0017] Figure 2 is a schematic structural diagram of the fixed cylinder of the present utility model;

[0018] Figure 3Internal structure sectional view of the fixed cylinder of the present utility model;

[0019] Figure 4 Internal structure sectional view of the cylindrical seat of the present utility model;

[0020] Figure 5 Structural schematic diagram of the limit frame of the present utility model.

[0021] Explanation of the reference numerals in the figure:

[0022] 1. Workbench; 2. Motor A; 3. Clamping assembly; 301. Fixed cylinder; 302. Support rod; 303. Cylindrical seat; 304. Clamping block; 305. Spring; 306. Limit frame; 307. Rotating rod; 4. Fixed rod; 5. Screw; 6. Hydraulic cylinder; 7. Cross frame; 8. Motor B; 9. Grinding block. Specific implementation mode

[0023] As Figures 1 to 5 shown, a clamping tool for polishing and processing flange forgings related to the present utility model includes a workbench 1. A support plate is fixedly connected to the surface of the workbench 1. A motor A 2 is fixedly connected to one side of the support plate. A hydraulic cylinder 6 is fixedly connected to the upper end surface of the workbench 1. A cross frame 7 is fixed to the telescopic end of the hydraulic cylinder 6. A motor B 8 is fixedly connected to one end of the cross frame 7. A cross bar is fixed to the telescopic end of the motor B 8. A plurality of grinding blocks 9 are fixedly connected to the surface of the cross bar. The surface of the grinding block 9 abuts against the surface of the flange forging body. The telescopic end of the motor A 2 penetrates through the side wall of the support plate and is fixedly connected to a clamping assembly 3;

[0024] The clamping assembly 3 includes a fixed cylinder 301 fixedly connected to the telescopic end of the motor A 2. The inside of the fixed cylinder 301 is provided as a cavity. A cylindrical seat 303 is fixedly connected to the inner wall of the cavity through a support rod 302. A plurality of through grooves are equidistantly arranged on the surface of the cylindrical seat 303. Clamping blocks 304 are slidably connected to both symmetric sides in the through grooves. The two clamping blocks 304 are fixedly connected through a spring 305. By providing the fixed cylinder 301 and the clamping blocks 304, the inner ring of the flange forging body can be first limited by the surface of the fixed cylinder 301, and the clamping blocks 304 are arranged in the cylindrical seat 303. In this way, the positions of multiple flange forging bodies can be fixed by arranging multiple groups of clamping blocks 304 in the cylindrical seat 303. Multiple flange forging bodies can be polished and ground simultaneously, and by using the operation of the motor A 2, the flange forging body can be rotated during grinding, which can improve the comprehensiveness of grinding of the flange forging body and improve the efficiency and effect of grinding multiple flange forging bodies simultaneously.

[0025] In an embodiment of the present utility model, a limiting frame 306 is slidably connected to the surface of a cylindrical seat 303. A plurality of placement grooves are equidistantly formed on the symmetric two sides of the limiting frame 306. A rotating rod 307 is rotatably connected to the side wall of the placement groove. The other end of the rotating rod 307 is rotatably connected to the surface of a clamping block 304. The head end of the clamping block 304 is provided with a curved arc surface. The head end of the clamping block 304 abuts against a flange body. Through holes corresponding to the positions of the through grooves are equidistantly formed on the surface of a fixed cylinder 301. The surface of the clamping block 304 is simultaneously slidably connected within the through holes. By providing the limiting frame 306 and the rotating rod 307, while the limiting frame 306 moves, synchronous limiting can be performed on a plurality of groups of rotating rods 307, enabling the rotating rods 307 to be inclined simultaneously, so that the clamping block 304 can extend out of the fixed cylinder 301 and limit the inner ring of the flange forging body. While fixing the positions of a plurality of flange forging bodies, the moving distance of the limiting frame 306 can be utilized to adjust the extending length of the clamping block 304 to adapt to flange forging bodies of different sizes.

[0026] In an embodiment of the present utility model, a fixing rod 4 is fixedly connected to the head end of the limiting frame 306 through the side wall of the fixed cylinder 301. The surface of the fixing rod 4 is simultaneously slidably connected to the side wall of the fixed cylinder 301. A screw 5 is threadedly connected to the surface of the fixing rod 4. A plurality of threaded holes are formed on the surface of the fixed cylinder 301. The surface of the screw 5 is threadedly connected within one of the threaded holes.

[0027] Working principle: This embodiment provides a clamping tool for polishing and processing flange forgings. When in use, first, a plurality of flange forging bodies are sleeved on the surface of the fixed cylinder 301. As Figure 3 shown, a staff member pushes the fixing rod 4 to the right by hand to drive the limiting frame 306 to move to the right, thereby being able to drive the rotating rod 307 to squeeze the clamping block 304. During the squeezing process, the head end of the rotating rod 307 is squeezed and inclined, so that the two clamping blocks 304 can be respectively moved in a direction away from each other and extended outside the fixed cylinder 301 to squeeze and abut against the inner side of the flange forging body, thereby clamping and fixing the position of the flange forging, and fixing the moved fixing rod 4 through the screw 5; subsequently, through the operation of a motor A2, the entire clamping assembly 3 is driven to rotate, thereby being able to simultaneously drive the flange forging body to flip. At this time, the motor B8 is started, so that a plurality of grinding blocks 9 rotate simultaneously, and the grinding blocks 9 are moved to the surface of the flange forging body by the stretching of a hydraulic cylinder 6 to perform grinding processing on its arc surface.

[0028] The embodiments disclosed in the present utility model are preferred embodiments, but are not limited thereto. Those of ordinary skill in the art can easily understand the spirit of the present utility model based on the above embodiments and make different extensions and changes. However, as long as they do not depart from the spirit of the present utility model, they are within the protection scope of the present utility model.

Claims

1. A clamping tooling for polishing a flange forging, characterized in that It includes a workbench (1), on the surface of the workbench (1) is fixedly connected a support plate, on one side of the support plate is fixedly connected a motor A (2), and the telescopic end of the motor A (2) penetrates through the side wall of the support plate and is fixedly connected with a clamping assembly (3); The clamping assembly (3) includes a fixed cylinder (301) fixedly connected to the telescopic end of the motor A (2). The inside of the fixed cylinder (301) is formed as a cavity. On the inner wall of the cavity, a cylindrical seat (303) is fixedly connected through a support rod (302). On the surface of the cylindrical seat (303), a number of through grooves are equidistantly arranged. On the symmetric two sides in the through grooves, clamping blocks (304) are slidably connected. Between the two clamping blocks (304), they are fixedly connected through a spring (305).

2. The clamping tooling for polishing a flange forging according to claim 1, wherein On the surface of the cylindrical seat (303), a limit frame (306) is slidably connected. On the symmetric two sides of the limit frame (306), a number of placement grooves are equidistantly arranged. On the side wall of the placement groove, a rotating rod (307) is rotatably connected. The other end of the rotating rod (307) is rotatably connected to the surface of the clamping block (304).

3. A clamping tooling for polishing a flange forging according to claim 1, characterized in that, The head end of the clamping block (304) is set as a curved arc surface, and the head end of the clamping block (304) abuts against a flange body.

4. A clamping tooling for polishing a flange forging according to claim 1, characterized in that, On the surface of the fixed cylinder (301), through holes corresponding to the positions of the through grooves are equidistantly arranged, and the surface of the clamping block (304) is also slidably connected in the through holes.

5. The clamping tooling for polishing a flange forging according to claim 2, characterized in that, The head end of the limit frame (306) penetrates through the side wall of the fixed cylinder (301) and is fixedly connected with a fixed rod (4). The surface of the fixed rod (4) is also slidably connected to the side wall of the fixed cylinder (301). On the surface of the fixed rod (4), a screw (5) is threadedly connected. On the surface of the fixed cylinder (301), a number of threaded holes are arranged, and the surface of the screw (5) is threadedly connected in one of the threaded holes.

6. The clamping tooling for polishing and machining of a flange forging according to claim 1, wherein, On the upper end surface of the workbench (1), a hydraulic cylinder (6) is fixedly connected. The telescopic end of the hydraulic cylinder (6) is fixed with a cross frame (7). At one end of the cross frame (7), a motor B (8) is fixedly connected. The telescopic end of the motor B (8) is fixedly connected with a cross bar. On the surface of the cross bar, a number of grinding blocks (9) are fixedly connected. The surface of the grinding blocks (9) abuts against the surface of the flange forging body.

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