CN111230700B

CN111230700B - Burnishing device is used in valve processing

Info

Publication number: CN111230700B
Application number: CN202010088645.0A
Authority: CN
Inventors: 夏波
Original assignee: Zhejiang Yunda Fluid Intelligent Control Co ltd
Current assignee: ZHEJIANG YUNDA FLUID INTELLIGENT CONTROL Co.,Ltd.
Priority date: 2020-02-12
Filing date: 2020-02-12
Publication date: 2021-10-01
Anticipated expiration: 2040-02-12
Also published as: CN111230700A

Abstract

The invention belongs to the technical field of valve machining, and particularly relates to a polishing device for valve machining, which aims at solving the problem that most of the existing valve polishing devices can only polish protruded parts, or else can only polish the protruded parts by using a handheld polishing machine. The invention can enable the polishing abrasive paper at the end part of the output shaft of the polishing machine to incline in the horizontal direction, and further can act on the corner of the valve body to conveniently polish the dead angle.

Description

Burnishing device is used in valve processing

Technical Field

The invention relates to the technical field of valve machining, in particular to a polishing device for valve machining.

Background

Valves are mechanical devices that control the flow, direction, pressure, temperature, etc. of a flowing fluid medium, and are essential components in piping systems. In the existing valve processing, a polishing machine is often used for treating the appearance of the valve so as to improve the quality and the aesthetic degree of the valve, but the existing valve polishing equipment has the defects that: the structure is complicated, and valve polishing troublesome poeration generally can't carry out comprehensive polishing to the valve and handle, and work efficiency is lower, and then leads to the processing cost higher, and the practicality is poor.

The processing and polishing equipment for the valve disclosed by the retrieval Chinese patent No. CN201820871314.2 comprises a workbench, wherein an object placing cavity is formed in the workbench, a valve fixing device is arranged at the middle of the workbench, a first polishing device is arranged at the left end of the valve fixing device, a second polishing device is arranged at the right end of the valve fixing device, a lifting type positioning device is arranged above the valve fixing device, the valve fixing device comprises a first motor, a three-jaw chuck, a valve positioning shaft, a valve positioning chuck and a fixing flange plate, but the device can only polish the more outstanding and smooth surface of a valve body, and most dead corners can not be polished.

Disclosure of Invention

The invention provides a polishing device for valve machining based on the technical problem that most of existing valve polishing devices can only polish protruding parts, or only polish the protruding parts by using a handheld polishing machine.

The invention provides a polishing device for valve processing, which comprises a base with a disc-shaped structure, wherein a cavity is arranged in the base, round holes which are coaxially distributed are reserved in the middle of the upper surface and the lower surface of the base, a rotating ring with a square tube structure is rotatably connected in the base, the inner wall of the rotating ring is provided with centrosymmetric mounting holes, hydraulic ejector rods are slidably connected in the two mounting holes, special clamping discs which are mutually symmetric are respectively fixed at the end parts of extension rods of the two hydraulic ejector rods, a supporting frame is fixed at the top end of the base close to the circumferential edge, two channel steel cross beams with opposite openings and parallel to each other are rotatably connected at the top end of the supporting frame, the same rectangular sliding frame is slidably connected between the two channel steel cross beams, a fixed barrel with a downward opening is clamped in the middle of the rectangular sliding frame, a second electric push rod is fixed at the bottom of the fixed barrel, and a polishing machine is fixed at the bottom of the second electric push rod, the end part of an output shaft of the polishing machine is provided with polishing sand paper in a disc shape.

Preferably, the support frame comprises two vertical boards that are parallel to each other, and the one side that two vertical boards are relative is close to the top and all is fixed with the angle fixed disk, and two angle fixed disks all are ring structure, and the one side that the angle fixed disk is relative all is provided with the auto-lock tooth that is the annular distribution.

Preferably, the same lengthened bolt is inserted between the two angle fixing disks, and the end part of the lengthened bolt is screwed with a self-locking nut.

Preferably, an electric push rod I is fixed between the end parts of the two channel steel crossbeams, and the end part of an extension rod of the electric push rod I is fixed on the outer surface of the rectangular sliding frame.

Preferably, the upper surface of swivel becket is opened has two mutual centrosymmetric bar holes, and the outer wall of hydraulic ram is fixed with the guide block with bar hole size looks adaptation.

Preferably, the two ends of the hydraulic ejector rod are respectively provided with a specially-made clamping disc and a compression spring, and a second sliding block is fixed at one end, close to the compression spring, of the circumferential outer wall of the hydraulic ejector rod.

Preferably, screws distributed at equal intervals are arranged on the disc surface of the special clamping disc close to the circumferential edge, and the special clamping disc is of a disc-shaped structure with a cavity inside.

Preferably, the lower surface of the rotating ring is clamped with first sliding blocks which are distributed equidistantly and are close to the edge of the circumference, and the lower surfaces of the first sliding blocks are clamped with balls.

Preferably, the circumference inner wall of rotating ring is close to the bottom joint and has the gear ring, and the outer wall of gear ring is close to the bottom and is provided with the tooth.

The beneficial effects of the invention are as follows:

1. this burnishing device is used in valve processing through setting up the burnishing machine of sliding connection in fixed bucket, and the channel-section steel crossbeam that the cooperation can the luffing motion can let the abrasive paper of polishing of the output shaft tip of burnishing machine slope in the horizontal direction, and then can use the corner of valve body conveniently to polish to its dead angle department.

2. The polishing device for processing the valve can lock the angle by only screwing the self-locking nut at the end part of the lengthened bolt when the elevation angle of the channel steel beam is adjusted when in use through arranging the lengthened bolt and the self-locking nut which are inserted between the two angle fixing discs,

3. this burnishing device is used in valve processing is close to the screw rod of circumference edge spiro union at purpose-built clamping disk through setting up to can form the auto-lock effect to the screw under the effect of the screw of two coaxial distributions, and then can let the screw rod tightly press from both sides the valve of the special-shaped structure in the middle tightly, improve the effect of polishing.

The device has the advantages that the structure is simple, the valve body with the special-shaped structure can be clamped at each position, and the dead angle of the valve body can be conveniently polished.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a polishing apparatus for valve machining according to the present invention;

FIG. 2 is a schematic diagram of a half-sectional three-dimensional structure of a rotating ring of the polishing device for valve processing according to the present invention;

FIG. 3 is a schematic perspective view of a hydraulic ejector rod of the polishing device for valve machining according to the present invention;

FIG. 4 is a schematic structural diagram of a special clamping disk of a polishing device for valve machining according to the present invention;

fig. 5 is an enlarged schematic structural view of a polishing apparatus for valve machining in fig. 1.

In the figure: the device comprises a base 1, a rotating ring 2, a 201 mounting hole, a special clamping disc 3, a screw rod 4, an anti-skid head 401, a conical tooth 402, a gear ring 5, a first sliding block 6, a first hydraulic ejector rod 7, a second sliding block 701, a compression spring 8, a guide block 9, a strip-shaped hole 10, a first electric push rod 11, a polishing machine 12, a fixed barrel 13, a second electric push rod 14, a rectangular sliding frame 15, a channel steel beam 16, an angle fixed disc 17, an elongated bolt 18 and a support frame 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-5, a polishing device for valve processing comprises a base 1 with a disc-shaped structure, wherein a cavity is arranged in the base 1, round holes are reserved in the middle of the upper surface and the lower surface of the base 1, the base 1 is rotatably connected with a rotating ring 2 with a square tube structure, the inner wall of the rotating ring 2 is provided with mounting holes 201 with central symmetry, hydraulic ejector rods 7 are slidably connected in the two mounting holes 201, special clamping discs 3 with mutual symmetry are fixed at the end parts of the extending rods of the two hydraulic ejector rods 7, a supporting frame 19 is fixed at the top end of the base 1 close to the circumferential edge, two channel steel beams 16 with opposite and parallel openings are rotatably connected at the top end of the supporting frame 19, a rectangular sliding frame 15 is slidably connected between the two channel steel beams 16, a fixed barrel 13 with a downward opening is clamped in the middle of the rectangular sliding frame 15, a second electric push rod 14 is fixed at the bottom of the fixed barrel 13, and the bottom of the second electric push rod 14 is fixed with a polishing machine 12, the end part of an output shaft of the polishing machine 12 is provided with polishing sand paper in a disc shape, and the polishing sand paper at the end part of the output shaft of the polishing machine 12 can tilt in the horizontal direction by matching with a channel steel beam 16 capable of swinging up and down, so that the polishing sand paper at the end part of the output shaft of the polishing machine 12 can be used for polishing dead corners of the valve body conveniently.

In the invention, the supporting frame 19 is composed of two parallel vertical plates, the opposite sides of the two vertical plates close to the top end are both fixed with angle fixing discs 17, the two angle fixing discs 17 are both in a circular ring structure, and the opposite sides of the angle fixing discs 17 are both provided with self-locking teeth in annular distribution.

The same lengthened bolt 18 is inserted between the two angle fixing disks 17, and the end part of the lengthened bolt 18 is screwed with a self-locking nut, so that when the elevation angle of the channel steel beam 16 is adjusted, the angle can be locked only by screwing the self-locking nut at the end part of the lengthened bolt 18.

Wherein, be fixed with electric putter one 11 between the tip of two channel-section steel crossbeams 16, and the tip of electric putter one 11 extension pole is fixed on the surface of rectangle smooth frame 15.

Wherein, the upper surface of swivel ring 2 is opened has two bar holes 10 that are centrosymmetric mutually, and the outer wall of hydraulic ram 7 is fixed with the guide block 9 with bar hole 10 size looks adaptation.

The two ends of the hydraulic ejector rod 7 are respectively provided with a specially-made clamping disc 3 and a compression spring 8, and a second sliding block 701 is fixed at one end, close to the compression spring 8, of the circumferential outer wall of the hydraulic ejector rod 7.

Wherein, the quotation of tailor-made centre gripping dish 3 is close to circumference edge and opens the screw rod 4 that has the equidistance and distributes, and the disc-shaped structure of establishing the cavity in purpose-made centre gripping dish 3 is to can form the auto-lock effect to screw rod 4 under the effect of two coaxial distributed's screw, and then can let screw rod 4 tightly press from both sides the valve of middle special-shaped structure tightly, improves the effect of polishing, and the end fixing of screw rod 4 has anti-skidding head 401, and anti-skidding head 401's surface is provided with the toper tooth 402 that the equidistance distributes.

Wherein, the lower surface of swivel becket 2 is close to circumference edge joint and is had slider one 6 that the equidistance distributes, and the equal joint of lower surface of slider one 6 has the ball.

The working principle is as follows: during the use, the extension rod of two hydraulic ejector rods 7 is controlled to withdraw earlier, until the distance between two purpose-built clamping discs 3 is enough put into with the valve body can, later with the valve body one side that needs the polishing towards the top again, later according to the screw rod 4 of the special-made clamping disc 3 edge of the undulation position rotation of valve body again, meanwhile the extension rod extension of the hydraulic ejector rod 7 of is controlled again in order slowly to the valve body centre gripping in the middle of will, treat that the valve body is fixed after, the angle of elevation of U-steel crossbeam 16 is adjusted again, cooperate the edge department that will polish abrasive paper under the combined action of electric putter one 11 and electric putter two 14 to contact with the dead angle department of valve body, later restart burnishing machine 12 and can polish it.

Example 2

Referring to fig. 1-2, a burnishing device is used in valve processing, this embodiment compares in embodiment 1, still includes that the circumference inner wall of swivel ring 2 is close to the bottom joint and has gear ring 5, and the outer wall of gear ring 5 is close to the bottom and is provided with the tooth.

The working principle is as follows: the driving gear of the driving device drives the rotating ring 2 to rotate, and the rotating convenience is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The polishing device for valve machining comprises a base (1) with a cavity in the middle and a circular disc-shaped structure, and is characterized in that round holes which are coaxially distributed are reserved in the middle of the upper surface and the lower surface of the base (1), a rotating ring (2) with a square tube structure is rotatably connected inside the base (1), mounting holes (201) which are centrosymmetric are formed in the inner wall of the rotating ring (2), hydraulic ejector rods (7) are slidably connected into the two mounting holes (201), specially-made clamping discs (3) which are symmetric with each other are respectively fixed at the end parts of extension rods of the two hydraulic ejector rods (7), a supporting frame (19) is fixed at the position, close to the circumferential edge, of the top end of the base (1), two channel steel cross beams (16) which are opposite in opening and parallel with each other are rotatably connected at the top end of the supporting frame (19), and a same rectangular sliding frame (15) is slidably connected between the two channel steel cross beams (16), and the middle joint of rectangle sliding frame (15) has fixed bucket (13) that the opening is decurrent, the barrel head of fixed bucket (13) is fixed with electric putter two (14), and the bottom of electric putter two (14) is fixed with burnishing machine (12), the output shaft tip of burnishing machine (12) is provided with the abrasive paper of polishing that is the flower disc shape, support frame (19) comprises two vertical boards that are parallel to each other, and the relative one side of two vertical boards is close to the top and all is fixed with angle fixed disk (17), two angle fixed disks (17) all are the ring column structure, and the relative one side of angle fixed disk (17) all is provided with the auto-lock tooth that is the annular and distributes, two it has same root extension bolt (18) to peg graft between angle fixed disk (17), and the tip spiro union of extension bolt (18) has self-locking nut, two be fixed with electric putter (11) between the tip of channel-section steel crossbeam (16), the end part of an extension rod of an electric push rod I (11) is fixed on the outer surface of a rectangular sliding frame (15), the upper surface of a rotating ring (2) is provided with two strip-shaped holes (10) which are centrosymmetric with each other, the outer wall of a hydraulic ejector rod (7) is fixed with a guide block (9) matched with the strip-shaped holes (10) in size, two ends of the hydraulic ejector rod (7) are respectively provided with a specially-made clamping disc (3) and a compression spring (8), one end, close to the compression spring (8), of the circumferential outer wall of the hydraulic ejector rod (7) is fixed with a slide block II (701), the disc surface of the specially-made clamping disc (3) is provided with screw rods (4) which are distributed equidistantly and are close to the circumferential edge, the specially-made clamping disc (3) is of a disc-shaped structure with a cavity inside, slide blocks I (6) which are distributed equidistantly and are clamped on the lower surface of the rotating ring (2) close to the circumferential edge, and balls are clamped on the lower surfaces of the slide blocks I (6), the circumference inner wall of rotating ring (2) is close to the bottom joint and has gear ring (5), and the outer wall of gear ring (5) is close to the bottom and is provided with the tooth.