CN218310320U - Butterfly valve plate key groove machining tool - Google Patents

Abstract

The utility model discloses a butterfly valve plate keyway processing frock, including base and top board, the appearance of base is the spill structure, and fixed mounting has two first guide posts that are used for restricting butterfly valve plate horizontal migration on the base, be provided with four symmetric distribution's guide post on the base, and its middle part rotates and is provided with the screw rod, screw rod and top board threaded connection, four guide posts run through the top board, all be provided with logical groove on top board and the base, it has two vertical faces that are used for restricting butterfly valve plate pivoted to lead to the groove, be provided with the blanking spare that a plurality of is used for processing the keyway on the base, blanking spare is the level setting, and two blanking spares of same height set up relatively, the utility model discloses can once only process the keyway on two butterfly valve plates, machining efficiency is high, the easy dismounting of butterfly valve plate to the waste material that the blanking produced can concentrate and collect, thereby guarantee the clean and tidy nature on frock surface.

Description

Butterfly valve plate key groove machining tool

Technical Field

The utility model discloses a butterfly valve plate key groove processing frock belongs to valve body technical field.

Background

The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.

The butterfly valve is used as a valve, namely a flap valve, and is a regulating valve with a simple structure, wherein a closing member (a valve clack or a butterfly plate) is a disc and rotates around a valve shaft to achieve a valve which is opened and closed, an operation core part of the butterfly valve is a butterfly valve plate, the butterfly valve plate is usually driven by a valve rod to rotate so as to control the on-off of fluid in a pipeline, the existing butterfly valve plate is mostly matched with the valve rod by processing a non-circular hole so as to transmit torque, but the non-circular hole has certain limitation in processing, the transmitted torque is not large, and a key groove form is adopted, namely, a key groove is processed on the butterfly valve plate, for example, in A in figure 1, the butterfly valve plate comprises a wafer 2 and a cylinder 1 which are integrally formed, the key groove penetrates through the cylinder 1 and is matched with the key groove on the valve rod by a pin key, so that the torque during rotation is improved, but the processing efficiency is lower by adopting a traditional mode due to the fact that a corresponding processing tool needs to be designed so as to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a butterfly valve plate key groove processing frock in order to solve the problem among the prior art.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a butterfly valve plate keyway processing frock, including base and top board, the appearance of base is the spill structure, and fixed mounting has two first reference posts that are used for restricting butterfly valve plate horizontal migration on the base, be provided with four symmetric distribution's guide post on the base, and its middle part rotates and is provided with the screw rod, screw rod and top board threaded connection, four the guide post runs through the top board, all be provided with logical groove on top board and the base, it has two vertical faces that are used for restricting butterfly valve plate pivoted to lead to the groove, be provided with the blanking spare that a plurality of is used for processing the keyway on the base, blanking spare is the level setting, and two blanking spares of same height set up relatively.

Preferably, the blanking part comprises a sliding rod, a blanking blade and a spring, the blanking blade is detachably mounted at the end of the sliding rod, and the spring is sleeved outside the sliding rod.

Preferably, air guide channels are arranged in the blanking blade and the sliding rod, and an air inlet communicated with the air guide channels is formed in one end, far away from the blanking blade, of the sliding rod.

Preferably, the sliding rod is provided with a ring bulge, and the base is provided with a limiting column for limiting the sliding distance of the sliding rod.

Preferably, a blanking hole is formed in the first positioning column, and a tapered opening is formed in the end portion of the blanking hole.

Preferably, the upper pressure plate is provided with two second positioning columns which are opposite to the first positioning columns.

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

through setting up base and top board, utilize first reference column and second reference column, can once two butterfly valve plates of clamping, it is tight that only needs the knob screw rod to accomplish the dismouting to press from both sides, and the blanking piece of base both sides can once only accomplish the blanking processing of all keyways under outside power unit's the drive, need not secondary clamping, not only improved machining efficiency, the blanking produces the waste material and concentrates the collection through the blanking hole whereabouts of first reference column in addition, can guarantee the clean and tidy nature on frock surface.

Drawings

FIG. 1 is a schematic structural view of a butterfly valve plate key;

fig. 2 is a schematic perspective view of a first tool for machining a key groove of a butterfly valve plate according to the present invention;

fig. 3 is a schematic three-dimensional structure diagram of the butterfly valve plate key groove machining tool of the present invention;

fig. 4 is a schematic structural view of the upper pressing plate of the present invention;

fig. 5 is a schematic structural view of a first positioning column of the present invention;

fig. 6 is a schematic structural view of a sliding rod and a blanking blade according to the present invention;

reference numerals are as follows: 1. a cylinder; 2. a wafer; 3. a spring; 4. a limiting post; 5. an upper pressure plate; 6. a screw; 7. a guide post; 8. a slide bar; 9. a base; 10. blanking parts; 11. blanking a blade; 12. a first positioning post; 13. an air guide channel; 14. a through groove; 15. a second positioning column; 16. a vertical plane; 17. a tapered mouth; 18. a blanking hole; 19. the ring is convex; 20. and (4) air inlet holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1-6, a butterfly valve plate keyway processing tool comprises a base 9 and an upper pressure plate 5, wherein the base 9 is of a concave structure, the upper pressure plate 5 is located in the concave structure of the base 9, the two are connected with a guide post 7 through a screw 6, the four guide posts 7 are symmetrically and fixedly installed on the base 9, one end of each guide post 7 penetrates through the upper pressure plate 5, the screw 6 is rotatably installed on the base 9, the other end of each guide post is fixedly connected with the upper pressure plate 5, the maximum space formed between the upper pressure plate 5 and the base 9 is larger than the maximum diameter of a butterfly valve plate, the upper pressure plate 5 can slide along the guide posts 7 by rotating the screw 6 to complete the assembly and disassembly of the butterfly valve plate, in order to locate the installation position of the butterfly valve plate, two first locating posts 12 are arranged on the base 9 and can be embedded into the cylinder 1, a second locating post 15 corresponding to the position of the first locating post 12 is arranged on the upper pressure plate 5, the first locating posts 12 and the second locating posts 15 simultaneously locate two ends of the cylinder 1, thereby avoiding the butterfly valve plate swinging when the butterfly valve plate is machined during the keyway, the butterfly valve plate is not to limit the butterfly valve plate to be deformed, the butterfly plate 2, the butterfly valve plate can be stably clamped with the disc 14, and the base 14, and the disc can be stably clamped on the base 9, and the disc 14, and the disc can be stably clamped on the base, and the disc 2, and the disc.

The blanking part 10 is arranged on the base 9 and used for processing key grooves, the blanking part 10 is horizontally arranged, two blanking parts 10 at the same height are arranged relatively, the blanking part 10 comprises a sliding rod 8, a blanking blade 11 and a spring 3, the blanking blade 11 is detachably arranged at the end of the sliding rod 8, the spring 3 is sleeved outside the sliding rod 8, a ring bulge 19 is arranged on the sliding rod 8, a limiting column 4 for limiting the sliding distance of the sliding rod 8 is arranged on the base 9, after the butterfly valve plates are clamped, the sliding rod 8 and the blanking blade 11 are pushed by an external power mechanism to compress the spring 3 and move rapidly, so that the key grooves are cut out on the cylinder 1, the limiting column 4 can control the moving distance of the two opposite sliding rods 8, collision is avoided, one-time clamping can be realized by the design, the key groove processing of the two butterfly valve plates is completed simultaneously, the processing efficiency is high, secondary clamping is not needed, the production efficiency is greatly improved, the dismounting is convenient and simple, in addition, an air guide rod 8 and a waste inlet hole 20 is arranged at one end of the sliding rod 8 far away from the blanking blade 11, a waste material inlet hole is arranged in a blanking hole, a waste material inlet 17 is arranged in a first positioning column, and waste material inlet hole is arranged in a waste material collecting hole 17, and waste material collecting hole is arranged in the blanking key 17 arranged in the blanking hole after the blanking rod 8.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a butterfly valve plate keyway processing frock, includes base (9) and top board (5), its characterized in that, the appearance of base (9) is the spill structure, and fixed mounting has two first reference column (12) that are used for restricting butterfly valve plate horizontal migration on base (9), be provided with four symmetric distribution's guide post (7) on base (9), and its middle part rotates and is provided with screw rod (6), screw rod (6) and top board (5) threaded connection, four guide post (7) run through top board (5), all be provided with logical groove (14) on top board (5) and base (9), it has two vertical faces (16) that are used for restricting butterfly valve plate pivoted to lead to groove (14), be provided with blanking spare (10) that a plurality of is used for processing the keyway on base (9), blanking spare (10) are the level setting, and two blanking spare (10) of same height set up relatively.

2. The key groove machining tool for the butterfly valve plate according to claim 1, wherein the blanking piece (10) comprises a sliding rod (8), a blanking blade (11) and a spring (3), the blanking blade (11) is detachably mounted at the end of the sliding rod (8), and the spring (3) is sleeved on the outer side of the sliding rod (8).

3. The butterfly valve key groove machining tool according to claim 2, wherein an air guide channel (13) is arranged in each of the blanking blade (11) and the sliding rod (8), and an air inlet hole (20) communicated with the air guide channel (13) is arranged at one end, far away from the blanking blade (11), of the sliding rod (8).

4. The butterfly valve plate key groove machining tool according to claim 3, characterized in that a ring protrusion (19) is arranged on the sliding rod (8), and a limiting column (4) for limiting the sliding distance of the sliding rod (8) is arranged on the base (9).

5. The butterfly valve plate key groove machining tool according to claim 1, characterized in that a blanking hole (18) is formed in the first positioning column (12), and a tapered opening (17) is formed in an end portion of the blanking hole (18).

6. The tool for machining the key groove of the butterfly valve plate according to claim 1, wherein two second positioning columns (15) which are opposite to the first positioning columns (12) are arranged on the upper pressure plate (5).

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