Pneumatic clamp for machining spherical valve body

Abstract

The utility model relates to the technical field of ball valve machining, and discloses a pneumatic clamp for machining a spherical valve body, which comprises a bottom plate, an L-shaped plate is fixed on one side above the bottom plate, an air cylinder is fixed on the side wall above the L-shaped plate, an upper plate is rotatably connected below the air cylinder, a supporting rod is rotatably connected above the bottom plate, a rotating mechanism is connected onto the supporting rod, and the rotating mechanism is connected onto the supporting rod. A lower plate is fixed to the upper portion of the supporting rod, and clamping mechanisms are arranged on one side of the lower plate and one side of the upper plate. A spherical valve body needing to be machined is placed above the clamping mechanism on one side of the lower plate, the upper plate can be driven to move by controlling the air cylinder, and when the clamping mechanism below the upper plate abuts against the spherical valve body, the spherical valve body can be clamped and positioned.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve processing technical field more specifically, the utility model relates to a kind of pneumatic clamps for spherical valve body machining. BACKGROUND

[0002] In the processing of spherical valve body, because of its special shape, the traditional fixture is difficult to realize accurate and stable clamping, some general fixtures of the prior art can clamp and fix spherical valve body, but it is inconvenient to clamp and position spherical valve bodies of different sizes, and the angle of the existing spherical valve body cannot be adjusted as needed after clamping and fixing, which is inconvenient for workers to process. Therefore, we design a kind of pneumatic clamp for spherical valve body machining. UTILITY MODEL CONTENTS

[0003] In order to overcome the shortcomings of the prior art, the utility model provides a kind of pneumatic clamp for spherical valve body machining to solve the problems raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of pneumatic clamp for spherical valve body machining, including bottom plate, L-shaped plate is fixed on the top side of the bottom plate, air cylinder is fixed on the top side wall of the L-shaped plate, upper plate is rotatably connected below the air cylinder, the bottom plate is rotatably connected with support rod on the top, and the support rod is connected with rotating mechanism, the lower plate is fixed on the top of the support rod, and the lower plate and the upper plate are provided with clamping mechanism on one side.

[0005] As a preferred technical scheme of the utility model, mounting holes are formed at the four corners of the bottom plate.

[0006] As a preferred technical scheme of the utility model, the rotating mechanism includes worm gear, two side plates, motor, the worm gear is fixed on the outer wall of the support rod, the two side plates are respectively fixed on the top of the bottom plate on both sides, and the side bearing is inlaid on the side wall of the two side plates, the motor is installed on the top of the bottom plate on one side of one of the side plates, one of the side bearings is connected with worm inside, the worm passes through the other side bearing and is connected with the motor output shaft at one end, and the worm and the worm gear are arranged in cooperation.

[0007] As a preferred technical scheme of the utility model, the clamping mechanism includes two arc-shaped baffles, the two arc-shaped baffles are respectively arranged on both sides of the side wall of the lower plate and the upper plate, and one of the arc-shaped baffles is fixed on the side wall of the lower plate and the upper plate through the support plate, and the other arc-shaped baffle side wall is provided with adjusting mechanism between the lower plate and the upper plate.

[0008] As a preferred technical scheme of the utility model, the arc-shaped baffle side wall is fixed with rubber pad.

[0009] As a preferred technical scheme of the utility model, the adjusting mechanism comprises a sliding hole and a sliding plate, the sliding hole is arranged on one side of the lower plate and the upper plate, the sliding plate is fixed to the side wall of the arc-shaped baffle, and the sliding plate is slidably arranged in the sliding hole, both side walls of the sliding hole are fixed with bearings, one of the bearings is connected with a threaded rod, one end of the threaded rod penetrates through the sliding plate and the other bearing and is fixed with a rotating handle, and the threaded rod and the sliding plate are connected through threads.

[0010] Compared with the prior art, the utility model has the beneficial effects as follows:

[0011] 1、 the utility model discloses a spherical valve body is placed on the clamping mechanism above the lower plate one side, can drive the upper plate to move through the control air cylinder, when the clamping mechanism below the upper plate and spherical valve body are in contact with each other, can hold the positioning of spherical valve body.

[0012] 2、 the utility model discloses a rotating mechanism can drive the support rod to rotate, and the support rod rotates and can adjust the angle of the clamping positioning spherical valve body, so as to facilitate the processing of spherical valve body for staff. DRAWINGS

[0013] Fig. 1 It is the three-dimensional structure schematic view of the utility model a spherical valve body processing pneumatic clamp;

[0014] Fig. 2 It is the main view structure schematic view of the utility model a spherical valve body processing pneumatic clamp;

[0015] Fig. 3 It is the top view structure schematic view of the utility model a spherical valve body processing pneumatic clamp;

[0016] Fig. 4 It is the adjusting mechanism structure schematic view of the utility model a spherical valve body processing pneumatic clamp.

[0017] In the drawing: 1, bottom plate;2, L-shaped plate;3, air cylinder;4, upper plate;5, lower plate;6, adjusting mechanism;61, sliding hole;62, sliding plate;63, bearing;64, threaded rod;65, rotating handle;7, arc-shaped baffle;8, rubber pad;9, support rod;10, worm wheel;11, worm;12, side plate;13, motor;14, mounting hole. CONCRETE IMPLEMENTATION

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] like Figs. 1 to 4 As shown, this utility model provides a pneumatic clamp for processing spherical valve bodies, including a base plate 1, an L-shaped plate 2 fixed on one side of the base plate 1, a cylinder 3 fixed on the upper side wall of the L-shaped plate 2, an upper plate 4 rotatably connected below the cylinder 3, a support rod 9 rotatably connected above the base plate 1, and a rotating mechanism connected to the support rod 9, a lower plate 5 fixed above the support rod 9, and clamping mechanisms provided on one side of both the lower plate 5 and the upper plate 4. By placing the spherical valve body to be processed above the clamping mechanism on the lower plate 5, the cylinder 3 can be controlled to drive the upper plate 4 to move. When the clamping mechanism below the upper plate 4 comes into contact with the spherical valve body, the spherical valve body can be clamped and positioned. The rotating mechanism can drive the support rod 9 to rotate, and the rotation of the support rod 9 can adjust the angle of the clamped and positioned spherical valve body.

[0020] The base plate 1 has mounting holes 14 at each of its four corners, which facilitates the installation and fixing of the base plate 1.

[0021] The rotating mechanism includes a worm gear 10, two side plates 12, and a motor 13. The worm gear 10 is fixed to the outer wall of the support rod 9. The two side plates 12 are respectively fixed to the upper sides of the base plate 1, and side bearings are embedded in the side walls of the two side plates 12. The motor 13 is installed on the base plate 1 on one side of one of the side plates 12. A worm 11 is connected inside one of the side bearings. One end of the worm 11 passes through the other side bearing and is connected to the output shaft of the motor 13. The worm 11 and the worm gear 10 are configured to cooperate with each other. Starting the motor 13 can drive the worm 11 to rotate. The rotation of the worm 11 can drive the worm gear 10 to rotate. The rotation of the worm gear 10 can drive the support rod 9 to rotate.

[0022] The clamping mechanism comprises two arc-shaped baffles 7, the two arc-shaped baffles 7 are arranged on the two sides of the side walls of the lower plate 5 and the upper plate 4 respectively, one of the arc-shaped baffles 7 is fixed on the side wall of the lower plate 5 and the upper plate 4 through a support plate, and the other arc-shaped baffle 7 is provided with an adjusting mechanism 6 between the side wall and the lower plate 5 and the upper plate 4, the side wall of the arc-shaped baffle 7 is fixed with a rubber pad, the friction of the side wall of the arc-shaped baffle 7 can be increased through the rubber pad, the spherical valve body is clamped and positioned by being placed above the two arc-shaped baffles 7, and the distance between the two arc-shaped baffles 7 can be adjusted by driving one of the arc-shaped baffles 7 to move through the adjusting mechanism, so that the spherical valve bodies of different sizes can be clamped and positioned conveniently.

[0023] The adjusting mechanism 6 comprises a sliding hole 61 and a sliding plate 62, the sliding hole 61 is arranged on one side of the lower plate 5 and the upper plate 4, the sliding plate 62 is fixed on the side wall of the arc-shaped baffle 7 and is slidably arranged in the sliding hole 61, the two side walls of the sliding hole 61 are fixed with bearings 63, one of the bearings 63 is connected with a threaded rod 64, one end of the threaded rod 64 penetrates through the sliding plate 62 and the other bearing 63 and is fixed with a rotating handle 65, the threaded rod 64 is connected with the sliding plate 62 through threads, the threaded rod 64 is driven to rotate by rotating the rotating handle 65, the sliding plate 62 is driven to move in the sliding hole 61 by the rotation of the threaded rod 64, so that the arc-shaped baffle 7 is driven to move.

[0024] The working principle and use process of the utility model are as follows: the spherical valve body is clamped and positioned by being placed above the two arc-shaped baffles 7, the distance between the two arc-shaped baffles 7 can be adjusted by driving one of the arc-shaped baffles 7 to move through the adjusting mechanism, so that the spherical valve bodies of different sizes can be clamped and positioned conveniently, the upper plate 4 is driven to move by controlling the air cylinder 3, the spherical valve body can be clamped and positioned when the two arc-shaped baffles 7 below the upper plate 4 abut against the spherical valve body, the worm 11 is driven to rotate by starting the motor 13, the worm wheel 10 is driven to rotate by the rotation of the worm 11, the support rod 9 is driven to rotate by the rotation of the worm wheel 10, so that the angle of the clamped and positioned spherical valve body can be adjusted, so as to facilitate the staff to process the spherical valve body.

[0025] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0026] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the present application, which should be limited only by the appended claims and their equivalents.

Claims

1. A pneumatic fixture for machining of a spherical valve body, comprising a base plate (1), characterized in that: The bottom plate (1) is fixed with an L-shaped plate (2) on the upper side, the L-shaped plate (2) is fixed with a cylinder (3) on the upper side wall, the cylinder (3) is rotatably connected with an upper plate (4) below, the bottom plate (1) is rotatably connected with a support rod (9) above, and the support rod (9) is connected with a rotating mechanism, the support rod (9) is fixed with a lower plate (5) above, and the lower plate (5) and the upper plate (4) are provided with clamping mechanisms on one side.

2. The pneumatic fixture for machining a spherical valve body according to claim 1, characterized in that: The bottom plate (1) is provided with mounting holes (14) at the four corners.

3. The pneumatic fixture for machining of spherical valve body as claimed in claim 1 wherein: The rotating mechanism comprises a worm gear (10), two side plates (12) and a motor (13), the worm gear (10) is fixed on the outer wall of the support rod (9), the two side plates (12) are respectively fixed on the upper sides of the bottom plate (1), and the side walls of the two side plates (12) are inlaid with side bearings, the motor (13) is mounted on the upper side of the bottom plate (1) on one side of one of the side plates (12), one of the side bearings is connected with a worm (11), one end of the worm (11) penetrates through the other side bearing and is connected with the output shaft of the motor (13), and the worm (11) and the worm gear (10) are arranged in a matching manner.

4. The pneumatic fixture for machining of spherical valve body as claimed in claim 1 wherein: The clamping mechanism comprises two arc-shaped baffles (7), the two arc-shaped baffles (7) are respectively arranged on the side walls of the lower plate (5) and the upper plate (4), one of the arc-shaped baffles (7) is fixed on the side walls of the lower plate (5) and the upper plate (4) through a support plate, and the other arc-shaped baffle (7) is provided with an adjusting mechanism (6) between the side wall and the lower plate (5) and the upper plate (4).

5. The pneumatic fixture for machining of spherical valve bodies according to claim 4, characterized in that: The side wall of the arc-shaped baffle (7) is fixed with a rubber pad.

6. The pneumatic fixture for machining of spherical valve bodies according to claim 4, characterized in that: The adjusting mechanism (6) comprises a sliding hole (61) and a sliding plate (62), the sliding hole (61) is formed on one side of the lower plate (5) and the upper plate (4), the sliding plate (62) is fixed on the side wall of the arc-shaped baffle (7), and the sliding plate (62) is slidably arranged in the sliding hole (61), the side walls of the sliding hole (61) are fixed with bearings (63), one of the bearings (63) is connected with a threaded rod (64), one end of the threaded rod (64) penetrates through the sliding plate (62) and the other bearing (63) and is fixed with a rotating handle (65), and the threaded rod (64) and the sliding plate (62) are connected through threads.

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