Butterfly valve machining tool of vertical lathe

Abstract

The utility model belongs to the field of machining tools, and particularly relates to a vertical lathe butterfly valve machining tool which comprises a base, a rotating shaft is installed in the base through a bearing, the right end of the rotating shaft is fixedly connected with a clamping frame, and the left portion of the outer side of the rotating shaft is fixedly connected with a first gear. A second gear is installed on the upper portion of the left end of the base through a bearing, and a third gear is installed on the lower portion of the left end of the base through a bearing. The rotating shaft, the gear, the angle limiting mechanism and other structures are additionally arranged on the base, in the using process, the rotating shaft can be driven by the handle through the gear to rotate, and the butterfly valve in the clamping frame can be driven to rotate in the rotating process of the rotating shaft; in the machining process of the butterfly valve, the rotating shaft can drive the clamping frame to rotate to drive the butterfly valve to rotate, so that the machining face of the butterfly valve can be replaced without disassembling the butterfly valve, and the machining efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of processing tooling, in particular to a vertical lathe butterfly valve processing tooling. Background Art

[0002] According to the patent authorization announcement number: CN220761681U, a vertical lathe butterfly valve processing tool is proposed. The utility model discloses a vertical lathe butterfly valve processing tool, which belongs to the technical field of butterfly valve processing devices. It aims at the problem that since the processing heads are mostly set in a constant manner, the distance between the processed opening and the middle position of the butterfly valve is constant, which makes the use of the device have certain limitations. The utility model includes a lathe table, a column is fixed at one end of the top surface of the lathe table, a turntable is arranged at the middle position of the top of the lathe table, a movable seat arranged in a T shape is arranged at one end of the column, a storage groove is opened on the surface of the column, a first motor is fixed on the surface of the top of the column, and a first threaded rod is rotatably connected inside the storage groove. The top of the first threaded rod passes through the column and is fixed to the output end of the first motor; the utility model enables the position of the processing head to be adjusted, so that it can be applicable to the processing of flange holes of butterfly valves of various sizes, thereby improving the application range of the device.

[0003] However, the valve body in the prior art needs to be processed on both sides. During the processing, after processing one side, the workpiece needs to be disassembled, replaced, and clamped again before processing the other side, resulting in low processing efficiency. In addition, during the processing, the workpiece needs to be clamped by driving components such as hydraulic cylinders. The clamping force is not easy to control, which can easily damage the butterfly valve. Therefore, the prior art needs to be improved. Utility Model Content

[0004] The utility model aims to provide a vertical lathe butterfly valve processing tooling, which solves the problem that the workpiece needs to be disassembled before the workpiece can be replaced and the clamping force is inconvenient to control.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vertical lathe butterfly valve processing tool, comprising a base, a rotating shaft is installed on the inside of the base through a bearing, a clamping frame is fixedly connected to the right end of the rotating shaft, a gear one is fixedly connected to the outer left part of the rotating shaft, a gear two is installed on the upper left end of the base through a bearing, a gear three is installed on the lower left end of the base through a bearing, an angle limiting mechanism is provided on the base, a clamping plate is slidably connected to the inside of the clamping frame, a guide rod is fixedly connected to the side opposite to the clamping plate, and a threaded rack is fixedly connected to the end of the guide rod away from the clamping plate, and a screw is connected to the inner side of the threaded rack through a thread.

[0006] Preferably, the gear three is meshed with the gear two, and the gear two is meshed with the gear one, and the gear two can transmit power.

[0007] Preferably, the guide rod is slidably connected to the clamping frame, and the left end of the connecting shaft of the gear three is fixedly connected with a handle, and the handle can drive the gear three to rotate.

[0008] Preferably, the screw rod is connected to the clamping frame via a bearing, and one end of the screw rod away from the clamping frame is fixedly connected to a hand wheel, and the hand wheel can drive the screw rod to rotate.

[0009] Preferably, the angle limiting mechanism includes a guide pin, the outer side of the base is slidably connected to the limiting frame, the inner side of the limiting frame is slidably connected to the guide pin, the outer side of the limiting frame is fixedly connected to a handle, the limiting frame is slidably connected to the tooth groove of the gear two, a spring is arranged on the outer side of the guide pin, and the limiting frame can limit the gear two.

[0010] Preferably, one end of the spring is fixedly connected to the base, and the other end of the spring is fixedly connected to the limit frame, and the spring can drive the limit frame to automatically reset through elastic force.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model adds structures such as a rotating shaft, a gear and an angle limit mechanism on the base. During use, the rotating shaft can be driven to rotate by the handle through the gear. During the rotation of the rotating shaft, the butterfly valve inside the clamping frame can be driven to rotate. During the processing of the butterfly valve, the clamping frame can be driven to rotate by the rotating shaft to drive the butterfly valve to rotate. Therefore, the processing surface of the butterfly valve can be replaced without disassembling the butterfly valve, which can effectively improve the processing efficiency.

[0013] 2. The utility model adds structures such as a clamping plate, a screw and a threaded frame on the clamping frame. When processing the butterfly valve, the clamping plate can be driven to move through the thread cooperation between the screw and the threaded frame. The clamping plate can squeeze and clamp the butterfly valve during the movement, and the clamping force on the valve body can be controlled according to the resistance degree of turning the hand wheel during the clamping process, thereby effectively protecting the valve body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The overall structure of the utility model is three-dimensional Figure 1 ;

[0015] Figure 2 The overall structure of the utility model is three-dimensional Figure 2 ;

[0016] Figure 3 For the utility model Figure 1 A three-dimensional cross-sectional view of a local structure of a clamping frame;

[0017] Figure 4 For the utility model Figure 2 A-section structure enlarged view.

[0018] In the figure: 1. base; 2. rotating shaft; 3. clamping frame; 4. gear one; 5. gear two; 6. gear three; 7. handle; 8. angle limit mechanism; 9. clamping plate; 10. guide rod; 11. threaded frame; 12. screw; 13. hand wheel; 81. guide pin; 82. limit frame; 83. spring; 84. handle. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1 , Figure 2 , Figure 3 A vertical lathe butterfly valve processing tooling comprises a base 1, a rotating shaft 2 is installed inside the base 1 through a bearing, a clamping frame 3 is fixedly connected to the right end of the rotating shaft 2, a gear 1 4 is fixedly connected to the outer left part of the rotating shaft 2, a gear 2 5 is installed on the upper left end of the base 1 through a bearing, a gear 3 6 is installed on the lower left end of the base 1 through a bearing, an angle limiting mechanism 8 is arranged on the base 1, a clamping plate 9 is slidably connected inside the clamping frame 3, a guide rod 10 is fixedly connected to the side opposite to the clamping plate 9, a threaded rack 11 is fixedly connected to the end of the guide rod 10 away from the clamping plate 9, and a screw 12 is threadedly connected to the inner side of the threaded rack 11.

[0021] See also Figure 1 , Figure 2 , Figure 3 , gear three 6 is meshed with gear two 5, gear two 5 is meshed with gear one 4, gear two 5 can transmit power, guide rod 10 is slidingly connected with clamping frame 3, handle 7 is fixedly connected with the left end of connecting shaft of gear three 6, handle 7 can drive gear three 6 to rotate, screw rod 12 is connected with clamping frame 3 through bearing, and the end of screw 12 away from clamping frame 3 is fixedly connected with hand wheel 13, and hand wheel 13 can drive screw 12 to rotate.

[0022] See also Figure 1 , Figure 2 , Figure 4The angle limiting mechanism 8 includes a guide pin 81, the outer side of the base 1 is slidably connected to the limiting frame 82, the inner side of the limiting frame 82 is slidably connected to the guide pin 81, the outer side of the limiting frame 82 is fixedly connected to a handle 84, the limiting frame 82 is slidably connected to the tooth groove of the gear 2 5, a spring 83 is arranged on the outer side of the guide pin 81, the limiting frame 82 can limit the gear 2 5, one end of the spring 83 is fixedly connected to the base 1, and the other end of the spring 83 is fixedly connected to the limiting frame 82, and the spring 83 can drive the limiting frame 82 to automatically reset through elastic force.

[0023] The specific implementation process of the utility model is as follows: when in use, the butterfly valve is placed inside the clamping frame 3, and then the hand wheel 13 is rotated, the hand wheel 13 drives the screw 12 to rotate, and the screw 12 can drive the clamping plate 9 to move through the threaded cooperation with the threaded frame 11 during the rotation process, and the clamping plate 9 can clamp the butterfly valve after contacting the butterfly valve, and the clamping force of the butterfly valve can be controlled by the rotation force. After the butterfly valve is clamped, the front of the butterfly valve is processed;

[0024] After the processing is completed, push the handle 84, the handle 84 drives the limit frame 82 to move, and the limit frame 82 compresses the spring 83. When the limit frame 82 disengages from gear 2 5, turn the handle 7, the handle 7 drives the gear 3 6 to rotate, and the gear 3 6 drives the rotating shaft 2 to rotate through the gear 2 5 and the gear 1 4. During the rotation, the rotating shaft 2 can rotate the clamping frame 3 and the butterfly valve inside it. After the butterfly valve rotates 180°, stop rotating, and then release the handle 84, the spring 83 resets, and the spring 83 can drive the limit frame 82 to slide to the tooth groove of the gear 2 5 through the elastic force to limit the gear 2 5, so that the butterfly valve can be more stable after rotation.

[0025] Although 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

1. A tool for processing butterfly valves on a vertical lathe, comprising a base (1), characterized in that: A rotating shaft (2) is installed inside the base (1) through a bearing, a clamping frame (3) is fixedly connected to the right end of the rotating shaft (2), a gear one (4) is fixedly connected to the left outer side of the rotating shaft (2), a gear two (5) is installed on the upper left end of the base (1) through a bearing, a gear three (6) is installed on the lower left end of the base (1) through a bearing, an angle limiting mechanism (8) is provided on the base (1), a clamping plate (9) is slidably connected inside the clamping frame (3), a guide rod (10) is fixedly connected to the opposite side of the clamping plate (9), a threaded frame (11) is fixedly connected to the end of the guide rod (10) away from the clamping plate (9), and a screw rod (12) is connected to the inner side of the threaded frame (11) through a thread.

2. A vertical lathe butterfly valve processing tooling according to claim 1, characterized in that: The gear three (6) is meshed with the gear two (5), and the gear two (5) is meshed with the gear one (4).

3. The tooling for processing butterfly valves on a vertical lathe according to claim 1 is characterized in that: The guide rod (10) is slidably connected to the clamping frame (3), and the left end of the connecting shaft of the gear three (6) is fixedly connected to a handle (7).

4. A vertical lathe butterfly valve processing tooling according to claim 1, characterized in that: The screw rod (12) is connected to the clamping frame (3) via a bearing, and one end of the screw rod (12) away from the clamping frame (3) is fixedly connected to a hand wheel (13).

5. The tooling for processing butterfly valves on a vertical lathe according to claim 1, characterized in that: The angle limiting mechanism (8) comprises a guide pin (81), the outer side of the base (1) is slidably connected to a limiting frame (82), the inner side of the limiting frame (82) is slidably connected to the guide pin (81), the outer side of the limiting frame (82) is fixedly connected to a handle (84), the limiting frame (82) is slidably connected to the tooth groove of the gear 2 (5), and a spring (83) is arranged on the outer side of the guide pin (81).

6. A vertical lathe butterfly valve processing tool according to claim 5, characterized in that: One end of the spring (83) is fixedly connected to the base (1), and the other end of the spring (83) is fixedly connected to the limiting frame (82).

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