CN221911420U - An adjustable clamping device for valve processing - Google Patents

Abstract

The utility model discloses an adjustable clamping device for valve processing, comprising a base, wherein the valve is placed on a placement block, and the bidirectional threaded rod connected thereto is driven to rotate by the output shaft of a second driving motor in a clamping assembly, so that a pulley sleeved at one end of the bidirectional threaded rod is connected to another group of pulleys through a belt transmission, thereby driving the other group of bidirectional threaded rods to rotate synchronously, and the two groups of sliding blocks threadedly connected to their outer walls are simultaneously driven to slide by the two groups of bidirectional threaded rods, so that the four groups of sliding blocks respectively drive the four groups of clamping blocks on their tops to move relative to each other, so that the four groups of clamping blocks can quickly clamp and fix the valve; the output shaft of the first driving motor in the driving assembly drives the active bevel gear to mesh with the driven bevel gear, so that the rotating rod drives the rotating disk to rotate under the cooperation of the turntable bearing, and the valve clamped and fixed on the surface of the support table can be rotated, so as to adjust the valve angle and facilitate the processing and polishing of the other end face of the valve.

Description

An adjustable clamping device for valve processing

Technical Field

The utility model relates to the technical field of valve processing, in particular to an adjustable clamping device for valve processing.

Background Art

Valves are pipeline accessories used to open and close pipelines, control flow direction, and adjust and control the parameters (temperature, pressure and flow) of the conveying medium. According to their functions, they can be divided into shut-off valves, check valves, regulating valves, etc. Valves are control components in fluid conveying systems and have functions such as shut-off, regulation, diversion, prevention of backflow, pressure stabilization, diversion or overflow pressure relief.

In the process of valve production, in order to ensure the sealing of the valve when connected, the connecting flanges at both ends of the valve need to be polished. In order to facilitate polishing, the valve needs to be clamped. In the existing technology, the valve is generally clamped by a bolt chuck, but this cannot be clamped quickly, affecting the processing efficiency. Therefore, we need to propose an adjustable clamping device for valve processing.

Utility Model Content

The purpose of the utility model is to provide an adjustable clamping device for valve processing, which drives four groups of clamping blocks to move relative to each other through a clamping assembly so that the four groups of clamping blocks can quickly clamp the valve to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions:

An adjustable clamping device for valve processing comprises a base, a turntable bearing is fixedly embedded on the surface of the base, a rotating disk is fixedly installed on the top of the turntable bearing, and a driving component for rotating the rotating disk is arranged at the bottom of the base, a mounting frame is fixedly installed on the surface of the rotating disk, a support platform is fixedly installed on the top of the mounting frame, a placement block for supporting the valve is fixedly installed in the center of the surface of the support platform, two groups of clamping blocks for clamping the outer wall of the valve are arranged at both ends of the placement block, and a clamping component for driving the four groups of clamping blocks is arranged inside the mounting frame.

Preferably, the clamping assembly includes two groups of bidirectional threaded rods, which are symmetrically rotatably installed inside the mounting frame, one end of the two groups of bidirectional threaded rods pass through the mounting frame and are fixedly sleeved with a pulley, the two groups of pulleys are connected by belt transmission, the other end of one group of bidirectional threaded rods passes through the mounting frame and is fixedly connected to a second driving motor, sliding blocks are threadedly connected to the outer walls of both ends of the two groups of bidirectional threaded rods, and the four groups of clamping blocks are respectively fixedly installed on the top of the four groups of sliding blocks.

Preferably, the support platform is provided with limiting sliding grooves matched with the four groups of sliding blocks, and the top of the sliding block passes through the limiting sliding grooves and is fixedly connected with the bottom of the clamping block.

Preferably, the driving assembly includes a rotating rod, which is rotatably mounted on the base, the top of the rotating rod passes through a turntable bearing and is fixedly connected to the bottom of the rotating disk, the bottom of the rotating rod passes through the base and is fixedly sleeved with a driven bevel gear, a first driving motor is installed at the bottom of the base, one end of the output shaft of the first driving motor is fixedly sleeved with an active bevel gear, and the active bevel gear is meshed with the driven bevel gear.

Preferably, a mounting plate is fixedly mounted on the bottom of the base, the first drive motor is fixedly mounted on one side of the mounting plate, and one end of the output shaft of the first drive motor passes through the mounting plate and is fixedly sleeved with the inner ring of the active bevel gear.

Preferably, one side of the clamping block is arranged in an arc shape matching the outer wall of the valve, the top surface of the placement block is arranged in an arc shape matching the outer wall of the valve, and the arc surfaces of the clamping block and the placement block are both provided with anti-slip pads.

Preferably, a groove is provided at the center of the surface of the base, and the turntable bearing is fixedly embedded in the groove.

Compared with the prior art, the beneficial effects of the utility model are:

1. The utility model places the valve on the placement block, and drives the connected bidirectional threaded rod to rotate through the output shaft of the second driving motor in the clamping assembly, so that the pulley sleeved at one end of the bidirectional threaded rod is connected to another group of pulleys through a belt, thereby driving another group of bidirectional threaded rods to rotate synchronously, and the two groups of sliding blocks connected to the outer wall threads are driven to slide by the two groups of bidirectional threaded rods at the same time, so that the four groups of sliding blocks respectively drive the four groups of clamping blocks on the top thereof to move relative to each other, so that the four groups of clamping blocks can quickly clamp and fix the valve;

2. The output shaft of the first driving motor in the driving assembly drives the active bevel gear to mesh with the driven bevel gear, so that the rotating rod drives the rotating disk to rotate with the cooperation of the turntable bearing, and the valve clamped and fixed on the surface of the support platform can be rotated to adjust the valve angle, which is convenient for processing and polishing the other end face of the valve.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of a three-dimensional structure of the utility model from a side view;

FIG2 is a schematic diagram of the structure of the drive assembly, the turntable bearing and the rotating disk of the utility model;

FIG3 is a schematic diagram of the structure of the drive assembly and the base of the utility model;

FIG. 4 is a schematic structural diagram of the clamping assembly and the mounting frame of the utility model.

In the figure: 1. base; 2. turntable bearing; 3. rotating disk; 4. driving assembly; 41. rotating rod; 42. driven bevel gear; 43. first driving motor; 44. driving bevel gear; 5. mounting frame; 6. supporting table; 7. placing block; 8. clamping assembly; 81. bidirectional threaded rod; 82. pulley; 83. second driving motor; 84. sliding block; 9. clamping block; 10. limiting slide groove.

DETAILED DESCRIPTION

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.

Please refer to Figures 1-4, the utility model provides a technical solution:

A clamping device for adjustable valve processing comprises a base 1, a turntable bearing 2 is fixedly embedded on the surface of the base 1, a rotating disk 3 is fixedly installed on the top of the turntable bearing 2, and a driving component 4 for rotating the rotating disk 3 is arranged at the bottom of the base 1, a mounting frame 5 is fixedly installed on the surface of the rotating disk 3, a supporting platform 6 is fixedly installed on the top of the mounting frame 5, a placement block 7 for supporting the valve is fixedly installed at the center of the surface of the supporting platform 6, two groups of clamping blocks 9 for clamping the outer wall of the valve are arranged at both ends of the placement block 7, and a clamping component 8 for driving the four groups of clamping blocks 9 is arranged inside the mounting frame 5.

The clamping assembly 8 includes two groups of bidirectional threaded rods 81, which are symmetrically rotated and installed inside the mounting frame 5. One end of the two groups of bidirectional threaded rods 81 passes through the mounting frame 5 and is fixedly sleeved with a pulley 82. The two groups of pulleys 82 are connected by belt transmission. The other end of one group of bidirectional threaded rods 81 passes through the mounting frame 5 and is fixedly connected with a second drive motor 83. The second drive motor 83 is set as a forward and reverse stepping motor. The outer walls of both ends of the two groups of bidirectional threaded rods 81 are threadedly connected with sliding blocks 84. The four groups of clamping blocks 9 are respectively fixedly installed on the tops of the four groups of sliding blocks 84, so that the output shaft of the second drive motor 83 can drive the connected bidirectional threaded rods 81 to rotate, so that the pulley 82 sleeved at one end of the bidirectional threaded rod 81 is connected to the other group of pulleys 82 through a belt, thereby driving the other group of bidirectional threaded rods 81 to rotate synchronously, so that the four groups of sliding blocks 84 respectively drive the four groups of clamping blocks 9 on their tops to move relative to each other, and the valve can be clamped and fixed quickly.

The support platform 6 is provided with a limiting slide groove 10 that cooperates with the four groups of sliding blocks 84. The top of the sliding block 84 passes through the limiting slide groove 10 and is fixedly connected to the bottom of the clamping block 9, so that the sliding block 84 can be limited by the limiting slide groove 10 so that it can only move in a straight line under the limitation of the limiting slide groove 10.

The driving assembly 4 includes a rotating rod 41, which is rotatably installed on the base 1. The top of the rotating rod 41 passes through the turntable bearing 2 and is fixedly connected to the bottom of the rotating disk 3. The bottom of the rotating rod 41 passes through the base 1 and is fixedly sleeved with a driven bevel gear 42. A first driving motor 43 is installed at the bottom of the base 1. One end of the output shaft of the first driving motor 43 is fixedly sleeved with an active bevel gear 44, and the active bevel gear 44 is meshed with the driven bevel gear 42, so that the active bevel gear 44 is driven to mesh with the driven bevel gear 42 through the output shaft of the first driving motor 43, so that the rotating rod 41 drives the rotating disk 3 to rotate with the cooperation of the turntable bearing 2, and then the clamped and fixed valve can be rotated.

A mounting plate is fixedly installed at the bottom of the base 1, and the first drive motor 43 is fixedly installed on one side of the mounting plate. One end of the output shaft of the first drive motor 43 passes through the mounting plate and is fixedly sleeved with the inner ring of the active bevel gear 44, so that the first drive motor 43 can be installed and fixed through the mounting plate.

One side of the clamping block 9 is set to an arc shape that matches the outer wall of the valve, and the top surface of the placement block 7 is set to an arc shape that matches the outer wall of the valve, and the arc surfaces of the clamping block 9 and the placement block 7 are both provided with anti-slip pads, which facilitate increasing the friction with the outer wall of the valve through the anti-slip pads.

A groove is provided at the center of the surface of the base 1 , and the turntable bearing 2 is fixedly embedded in the groove, so that the turntable bearing 2 can be easily installed and fixed through the groove.

Working principle: When the utility model is used, the valve is placed on the placement block 7, and the output shaft of the second drive motor 83 in the clamping assembly 8 drives the connected bidirectional threaded rod 81 to rotate, so that the pulley 82 sleeved at one end of the bidirectional threaded rod 81 is connected to another group of pulleys 82 through a belt, thereby driving another group of bidirectional threaded rods 81 to rotate synchronously, and the two groups of sliding blocks 84 threadedly connected to the outer wall thereof are driven to slide by the two groups of bidirectional threaded rods 81 at the same time, so that the four groups of sliding blocks 84 respectively drive the four groups of clamping blocks 9 on the top thereof to move relative to each other, so that the four groups of clamping blocks 9 can quickly clamp and fix the valve;

The output shaft of the first driving motor 43 in the driving assembly 4 drives the active bevel gear 44 to engage with the driven bevel gear 42, so that the rotating rod 41 drives the rotating disk 3 to rotate with the cooperation of the turntable bearing 2, and the valve clamped and fixed on the surface of the support platform 6 can be rotated to adjust the valve angle, which is convenient for processing and polishing the other end face of the valve.

Although the 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 (7)

1. The utility model provides a clamping device is used in valve processing with adjustable, includes base (1), its characterized in that: the surface mounting of base (1) inlays and is equipped with carousel bearing (2), the top fixed mounting of carousel bearing (2) has rolling disc (3), and the bottom of base (1) is provided with carries out pivoted drive assembly (4) to rolling disc (3), the surface mounting of rolling disc (3) has installing frame (5), the top fixed mounting of installing frame (5) has supporting bench (6), the surface fixed mounting of supporting bench (6) is in the middle has place piece (7) that supports the valve, place piece (7) both ends all are provided with two sets of clamp splice (9) that carry out the centre gripping to the valve outer wall, the inside of installing frame (5) is provided with clamping assembly (8) that carry out the drive to four sets of clamp splice (9).

2. An adjustable valve machining clamp according to claim 1, wherein: the clamping assembly (8) comprises two groups of bidirectional threaded rods (81), the two groups of bidirectional threaded rods (81) are symmetrically and rotatably installed inside the installation frame (5), one ends of the bidirectional threaded rods (81) penetrate through the installation frame (5) and are fixedly sleeved with belt pulleys (82), the two groups of the belt pulleys (82) are connected through belt transmission, one group of the clamping assembly is fixedly connected with a second driving motor (83) through the installation frame (5) through the other end of the bidirectional threaded rods (81), the two groups of the clamping assembly are respectively fixedly installed at the tops of the four groups of sliding blocks (84) through sliding blocks (84) on the outer walls of the two ends of the bidirectional threaded rods (81).

3. An adjustable valve machining clamp according to claim 2, wherein: and the supporting table (6) is provided with limit sliding grooves (10) matched with the four groups of sliding blocks (84), and the top of the sliding blocks (84) passes through the limit sliding grooves (10) to be fixedly connected with the bottom of the clamping block (9).

4. An adjustable valve machining clamp according to claim 1, wherein: the driving assembly (4) comprises a rotating rod (41), the rotating rod (41) is rotatably mounted on the base (1), the top of the rotating rod (41) penetrates through the turntable bearing (2) and is fixedly connected with the bottom of the rotating disc (3), the bottom of the rotating rod (41) penetrates through the base (1) and is fixedly sleeved with a driven bevel gear (42), the bottom of the base (1) is provided with a first driving motor (43), one end of an output shaft of the first driving motor (43) is fixedly sleeved with a driving bevel gear (44), and the driving bevel gear (44) is meshed with the driven bevel gear (42).

5. An adjustable valve machining clamp according to claim 4, wherein: the bottom of base (1) fixed mounting has the mounting panel, first driving motor (43) fixed mounting is in one side of mounting panel, and the one end of first driving motor (43) output shaft runs through the mounting panel and cup joints fixedly with the inner circle of initiative bevel gear (44).

6. An adjustable valve machining clamp according to claim 1, wherein: one side of the clamping block (9) is arranged into an arc matched with the outer wall of the valve, the top surface of the placing block (7) is arranged into an arc matched with the outer wall of the valve, and the anti-slip pads are arranged on the arc surfaces of the clamping block (9) and the placing block (7).

7. An adjustable valve machining clamp according to claim 1, wherein: the center of the surface of the base (1) is provided with a groove, and the turntable bearing (2) is fixedly embedded in the groove.