CN210099541U

CN210099541U - Butterfly valve plate shaft hole boring machine frock

Info

Publication number: CN210099541U
Application number: CN201921027005.8U
Authority: CN
Inventors: 赵志斌
Original assignee: WINDUS ENTERPRISES Inc
Current assignee: WINDUS ENTERPRISES Inc
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-02-21
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a butterfly valve plate shaft hole boring machine tool, including the connection pad, the connection pad is the circular slab, and a side of connection pad is connected with the cardboard, the upper portion rigid coupling of another side of connection pad has the fixed plate, and the horizontal rigid coupling of the lower part of another side of connection pad has the flat board, and the contained angle department rigid coupling of connection pad and fixed plate lower part has the set-square, the flat board is the circular slab, and the top surface coaxial coupling of flat board has the gyration dish; four fixing columns are fixedly connected to the circumference of the top surface of the rotary disc, a plurality of supporting pins are distributed on the inner circumference of an area formed by the four fixing columns, and the fixing columns are higher than the supporting pins; the top surface of the rotary disc is longitudinally and symmetrically provided with connecting rods, and the upper parts of the connecting rods are transversely and movably provided with pressing plates; the clamp plate is the rectangular plate, and open at the both ends of clamp plate has the U-shaped opening, and the U-shaped opening card is established between the connecting rod of both sides, and utility model does benefit to artifical clamping operation, equipment easily, satisfies the on-the-spot processing needs.

Description

Butterfly valve plate shaft hole boring machine frock

Technical Field

The utility model relates to the field of machining, especially, relate to a butterfly valve plate shaft hole boring machine frock.

Background

Currently, butterfly valves are widely used for cutting and throttling and are composed of a plurality of parts: the valve comprises a valve body, a butterfly plate, a valve shaft, a rubber sealing valve seat, a bearing, a packing, a plug, an end cover and the like. The valve plate is used for releasing or blocking media, the valve plate rotates by 90 degrees to achieve full-open position to full-close position of a valve, the valve plate and the valve body structure keep main pressure, a part of valve bodies forming a pipeline are used for supporting a shaft hole structure of a valve shaft to reduce friction and abrasion, the shaft hole machining fit size tolerance and the position tolerance of the valve body and the valve plate of the designed structure have certain requirements, and a professional process and tool machining manufacturing are needed, so that the fit size and precision meeting the requirements are guaranteed, the existing tool cannot meet the machining requirements, and therefore the tool for designing the shaft hole boring machine for the valve plate and the valve plate of the butterfly valve is important.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a butterfly valve plate shaft hole boring machine tool.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a boring machine tool for a shaft hole of a valve plate of a butterfly valve comprises a connecting disc, wherein the connecting disc is a circular plate, one side face of the connecting disc is connected with a clamping plate, the upper part of the other side face of the connecting disc is fixedly connected with a fixing plate, the lower part of the other side face of the connecting disc is transversely fixedly connected with a flat plate, a triangular plate is fixedly connected at the included angle between the connecting disc and the lower part of the fixing plate, the flat plate is a circular plate, and the top surface of the;

four fixing columns are fixedly connected to the circumference of the top surface of the rotary disc, a plurality of supporting pins are distributed on the inner circumference of an area formed by the four fixing columns, and the fixing columns are higher than the supporting pins;

the top surface of the rotary disc is longitudinally and symmetrically provided with connecting rods, and the upper parts of the connecting rods are transversely and movably provided with pressing plates;

the clamp plate is the rectangular plate, and open at the both ends of clamp plate has the U-shaped opening, and the U-shaped opening card is established between the connecting rod of both sides, the gyration dish is provided with the internal thread hole with the U-shaped opening corresponding position, and the lower extreme outer wall of connecting rod is equipped with the external screw thread, and connecting rod threaded connection gyration dish, the upper end outer wall of connecting rod are equipped with the external screw thread, and the upper end cooperation of connecting rod has fixation nut.

Preferably, the lower part of the connecting disc is provided with a countersunk through hole, one side of the flat plate is provided with an internal threaded hole, and the connecting disc is vertically connected with the flat plate through a bolt.

Preferably, a plurality of internal thread holes are formed in the two sides of the connecting disc, through holes are formed in the positions, corresponding to the threaded holes, of the clamping plates, through holes are formed in the positions, corresponding to the threaded holes, of the fixing plates, and the clamping plates and the fixing plates are fixedly connected to the two sides of the connecting disc through bolts.

Preferably, the dull and stereotyped rectangle board, dull and stereotyped middle part is provided with the through-hole, the gyration dish is the circular slab, and the middle part rigid coupling of gyration dish has the fixed core axle, peg graft in the through-hole lower extreme of fixed core axle, and the lower extreme outer wall of fixed core axle is provided with the external screw thread, and dull and stereotyped bottom surface middle part is provided with the nut, and fixed core axle passes through screw thread fixed connection with the flat board, gyration dish top surface symmetry is provided with first locating hole, and the flat board corresponds and is provided with the second locating hole to the second locating hole symmetry sets up on the flat board, and the gyration dish carries out position fixing.

Preferably, three through holes are distributed on the circumference of the top surface of the rotary disc, a supporting pin is inserted into each through hole, each supporting pin is a stepped cylinder, the lower end of each supporting pin is inserted into each through hole, and the upper end of each supporting pin is clamped on the top surface of the rotary disc.

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

1. the utility model discloses a butterfly valve plate shaft hole boring machine frock uses the design of boring shaft hole technology through special frock, improves to the processing of numerical control lathe, and equipment use cost reduces, and the work piece clamping has reduced the technical skill requirement to the operator when between supporting pin and fixed column. When the clamping is fixed, the universal boring cutter and the blade are adopted in the use of the cutter, so that the abrasion of the cutter is reduced, and the use cost of the cutter is greatly reduced. The stable processing quality of the product can be ensured, and the production efficiency is greatly improved.

2. The utility model discloses a connection pad that links to each other with lathe spindle chuck, according to the high bent plate of making in valve plate shaft hole center that will process and fixed as an organic whole with the connection pad on this connection pad, design a work gyration dish on the flat board, can revolve 180 degrees with fixed dabber. Clamping and fastening the valve plate part on a positioning mandrel, clamping a boring cutter on a cutter frame, and selecting a proper rotating speed to perform rough and fine boring cutting in multiple times until the size of the drawing is met. The rotary tool works for 180 degrees, and the shaft hole at the other end of the processed product meets the requirements of the drawing. The tool can be used for positioning and fastening the valve plate according to the known size, so that the matching requirement of the size of the shaft hole with the precision required by a drawing is met.

To sum up, the utility model is simple in operation, the processing cost is low is fit for using widely.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limitation. In the drawings:

fig. 1 is a schematic view of the overall structure proposed by the present invention;

fig. 2 is a top view of the workpiece clamping apparatus provided by the present invention;

fig. 3 is a schematic view of a rotary disk according to the present invention;

number in the figure: the clamp plate comprises a clamp plate 1, a connecting disc 2, a fixing plate 3, a flat plate 4, a rotary disc 5, a positioning pin 6, a supporting pin 7, a connecting rod 8, a fixed shaft 9, a supporting plate 10, a pressing plate 11 and a fixed column 12.

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.

Referring to fig. 1, 2 and 3, the boring machine tool for the valve plate shaft hole of the butterfly valve comprises a connecting disc 2, wherein the connecting disc 2 is a circular plate, one side surface of the connecting disc 2 is connected with a clamping plate 1, a plurality of inner threaded holes are formed in two sides of the connecting disc 2, the clamping plate 1 is provided with a through hole at a position corresponding to the threaded hole, a through hole is formed in a position corresponding to the threaded hole of a fixing plate 3, the clamping plate 1 and the fixing plate 3 are fixedly connected to two sides of the connecting disc 2 through bolts, a fixing plate 3 is fixedly connected to the upper portion of the other side surface of the connecting disc 2, a flat plate 4 is transversely fixedly connected to the lower portion of the other side surface of the connecting disc 2, a countersunk through hole is formed in the lower portion of the connecting disc 2, one side of the flat plate 4 is provided with the inner threaded holes, the connecting disc 2 is vertically connected with the flat plate 4, the middle part of the flat plate 4 is provided with a through hole, the rotary plate 5 is a circular plate, the middle part of the rotary plate 5 is fixedly connected with a fixed mandrel 9, the lower end of the fixed mandrel 9 is inserted into the through hole, the outer wall of the lower end of the fixed mandrel 9 is provided with an external thread, the middle part of the bottom surface of the flat plate 4 is provided with a nut, the fixed mandrel 9 is fixedly connected with the flat plate 4 through the thread, the top surface of the rotary plate 5 is symmetrically provided with a first positioning hole, the flat plate 4 is correspondingly provided with a second positioning hole, the second positioning holes are symmetrically arranged on the flat plate 4, and the rotary plate 5 and the flat plate;

four fixing columns 12 are fixedly connected to the circumference of the top surface of the rotary disk 5, a plurality of supporting pins 7 are distributed on the inner circumference of an area formed by the four fixing columns 12, the fixing columns 12 are higher than the supporting pins 7, three through holes are distributed on the circumference of the top surface of the rotary disk 5, the supporting pins 7 are inserted into the through holes, each supporting pin 7 is a step cylinder, the lower ends of the supporting pins 7 are inserted into the through holes, and the upper ends of the supporting pins 7 are clamped on the top surface of the rotary disk 5;

the top surface of the rotary disc 5 is longitudinally and symmetrically provided with connecting rods 8, and the upper parts of the connecting rods 8 are transversely and movably provided with pressing plates 11;

the clamp plate 11 is a rectangular plate, U-shaped openings are formed in two ends of the clamp plate 11, the U-shaped openings are clamped between the connecting rods 8 on two sides, the rotary disc 5 is provided with an internal thread hole in a position corresponding to the U-shaped openings, external threads are arranged on the outer wall of the lower end of each connecting rod 8, the connecting rods 8 are in threaded connection with the rotary disc 5, external threads are arranged on the outer wall of the upper end of each connecting rod 8, and fixing nuts are matched with the upper ends of the connecting rods 8.

The utility model discloses there are two kinds of operating condition:

1. when one end of a workpiece is machined: the tool connecting disc 2 is connected with a lathe spindle chuck 1 in a centering and fastening mode, a flat plate 4 is fixed on the tool connecting disc 2 according to the center height of a valve plate to be machined and is connected with the connecting disc in a fastening mode into a whole, a rotary disc 5 is designed on the flat plate 4, and the rotary disc 5 can rotate 180 degrees through a fixed core shaft 9. Clamping the valve plate part on four fixed columns 12 and three supporting pins 7 and screwing a nut at the upper end of a connecting rod 8, so that a pressure plate 11 fastens the valve plate, and selecting a proper rotating speed to cut the shaft hole until the drawing size is met.

2. When the other end of the workpiece is processed: and loosening the nut at the lower end of the fixed core shaft 9, rotating the tool working rotary disc 5 by 180 degrees, and enabling the shaft hole at the other end of the processed product to meet the drawing requirement. The 180-degree rotation positioning is realized through a positioning pin 6, so that the requirement of the symmetry degree of a valve shaft hole of a part on an excircle can be met.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a butterfly valve plate shaft hole boring machine frock which characterized in that: the novel rotary table is characterized by comprising a connecting disc (2), wherein the connecting disc (2) is a circular plate, one side face of the connecting disc (2) is connected with a clamping plate (1), the upper part of the other side face of the connecting disc (2) is fixedly connected with a fixing plate (3), the lower part of the other side face of the connecting disc (2) is transversely fixedly connected with a flat plate (4), a triangular plate (10) is fixedly connected at the corner between the connecting disc (2) and the lower part of the fixing plate (3), the flat plate (4) is a circular plate, and the top face of the flat plate (4) is;

four fixing columns (12) are fixedly connected to the circumference of the top surface of the rotary disc (5), a plurality of supporting pins (7) are distributed on the inner circumference of an area formed by the four fixing columns (12), and the fixing columns (12) are higher than the supporting pins (7);

the top surface of the rotary disc (5) is longitudinally and symmetrically provided with connecting rods (8), and the upper parts of the connecting rods (8) are transversely and movably provided with pressing plates (11);

the clamp plate (11) is a rectangular plate, the two ends of the clamp plate (11) are provided with U-shaped openings, the U-shaped openings are clamped between the connecting rods (8) on the two sides, the corresponding positions of the rotary disc (5) and the U-shaped openings are provided with internal thread holes, the outer wall of the lower end of each connecting rod (8) is provided with external threads, the connecting rods (8) are in threaded connection with the rotary disc (5), the outer wall of the upper end of each connecting rod (8) is provided with external threads, and the upper ends of the connecting rods (8) are matched with fixing nuts.

2. The butterfly valve plate shaft hole boring machine tool of claim 1, characterized in that: the lower part of the connecting disc (2) is provided with a countersunk through hole, one side of the flat plate (4) is provided with an internal threaded hole, and the connecting disc (2) is vertically connected with the flat plate (4) through a bolt.

3. The butterfly valve plate shaft hole boring machine tool of claim 1 or 2, characterized in that: the clamping plate is characterized in that a plurality of inner threaded holes are formed in the two sides of the connecting plate (2), through holes are formed in the positions, corresponding to the threaded holes, of the clamping plate (1), through holes are formed in the positions, corresponding to the threaded holes, of the fixing plate (3), and the clamping plate (1) and the fixing plate (3) are fixedly connected to the two sides of the connecting plate (2) through bolts.

4. The butterfly valve plate shaft hole boring machine tool of claim 1 or 2, characterized in that: dull and stereotyped (4) are the rectangular plate, and the middle part of dull and stereotyped (4) is provided with the through-hole, gyration dish (5) are the circular slab, and the middle part rigid coupling of gyration dish (5) has fixed dabber (9), the lower extreme of fixed dabber (9) is pegged graft in the through-hole, and the lower extreme outer wall of fixed dabber (9) is provided with the external screw thread, and the bottom surface middle part of dull and stereotyped (4) is provided with the nut, and fixed dabber (9) and dull and stereotyped (4) pass through screw thread fixed connection, gyration dish (5) top surface symmetry is provided with first locating hole, and dull and stereotyped (4) correspondence is provided with the second locating hole to the second locating hole sets up on dull and stereotyped (4) symmetry, and gyration dish (5).

5. The butterfly valve plate shaft hole boring machine tool of claim 1, characterized in that: three through holes are distributed on the circumference of the top surface of the rotary disc (5), a supporting pin (7) is inserted into each through hole, the supporting pin (7) is a step cylinder, the lower end of the supporting pin (7) is inserted into the through holes, and the upper end of the supporting pin (7) is clamped on the top surface of the rotary disc (5).