CN212824646U

CN212824646U - Burnishing device is used in valve plate production

Info

Publication number: CN212824646U
Application number: CN202021502210.8U
Authority: CN
Inventors: 周书光
Original assignee: Henan High And Medium Pressure Valve Co ltd
Current assignee: Henan High And Medium Pressure Valve Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-30
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a polishing device for valve plate production, which belongs to the field of valve production equipment and comprises a workbench, a motor and a support column, wherein a lifting rod is arranged on the workbench, the fixed end of the lifting rod is fixedly connected with the workbench, the movable end of the lifting rod is connected with a cross rod, one end of the cross rod is connected with a sleeve, the sleeve is internally provided with a first rotating shaft, the first rotating shaft rotates relative to the sleeve, the lower end of the first rotating shaft is connected with a first disc, a second disc is arranged under the first disc, the lower surface of the second disc is connected with the motor through a rotating shaft, the workbench is also provided with an abrasive paper clamping device, the abrasive paper clamping device comprises a stand column, a first clamp and a second clamp, the side surface of the stand column is connected with a moving device, and the polishing device is used for polishing the valve plate, the problems of low manual polishing efficiency, unstable quality and high price of an automatic polishing machine can be solved.

Description

Burnishing device is used in valve plate production

Technical Field

The utility model belongs to valve production facility field specifically is a burnishing device is used in valve plate production.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, regulating and controlling the pressure and the flow of a conveying medium, can be divided into a check valve, a stop valve, a regulating valve and the like according to functions, and can be used for controlling the flow of various types of fluids such as air, water, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

The sealing performance of the valve refers to the capability of each sealing part of the valve for preventing medium leakage, and is the most important technical performance index of the valve.

Because the edge of valve plate is the curved surface, and general burnishing machine can only process the plane, so the present valve plate polishing process mostly is manual operation, and is slow, and polishing effect is inconsistent, has influenced production efficiency and product quality, and a small number of enterprises use automatic burnishing machine, polishes, but the burnishing machine that can carry out curved surface processing is expensive, and use cost is too high to the medium and small enterprise.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a burnishing device is used in valve plate production, has the polishing efficiency height, and finished product stable quality, and simple structure's advantage to the artifical inefficiency of polishing, the quality is unstable that provides in the solution background art, automatic burnishing machine use cost is high problem.

The utility model adopts the technical scheme as follows:

the utility model provides a burnishing device is used in valve plate production, includes workstation, motor, support column, the support column is located the workstation below, the support column with workstation fixed connection, be equipped with the lifter on the workstation, the stiff end of lifter with workstation fixed connection, the expansion end of lifter is connected with the horizontal pole, the one end of horizontal pole is connected with the sleeve, telescopic inside is equipped with first pivot, first pivot for the sleeve rotates, the lower extreme of first pivot is connected with first disc, be equipped with the second disc under the first disc, the lower surface of second disc is connected with through the pivot the motor, the pivot of motor with first pivot is located same axis, still be equipped with abrasive paper clamping device on the workstation, clamping device includes stand, a, The side of the upright column is connected with a moving device, the lower surface of the upright column slides on the workbench, and the first clamp and the second clamp are fixed on the upright column.

Preferably, first anchor clamps include fixed plate, first bolt, fly leaf, first nut, second nut, the one end welding of first bolt is in on the fixed plate, the both ends of first bolt all are equipped with the screw thread, the upper end of stand is equipped with first through-hole along the horizontal direction, fly leaf, first nut, stand, second nut concatenate in proper order on the first bolt, the fixed plate with the contact surface of fly leaf is equipped with the insection, the second anchor clamps with first anchor clamps structure is the same, the second anchor clamps with first anchor clamps are symmetrical about the horizontal plane.

Preferably, a first bearing and a second bearing are arranged between the first rotating shaft and the sleeve, the first rotating shaft is fixedly connected with inner rings of the first bearing and the second bearing, and the sleeve is fixedly connected with outer rings of the first bearing and the second bearing.

Preferably, the motor is located the workstation below, be equipped with the third bearing on the workstation, the third bearing is located under the second disc, the outer lane of third bearing with workstation fixed connection, the pivot of motor with the inner circle fixed connection of third bearing.

Preferably, the cross section of the first through hole is polygonal, and the cross section of the middle part of the first bolt is the same as that of the first through hole.

Preferably, the mobile device includes fixing base, first screw rod, hand wheel, the lower surface of fixing base with workstation fixed connection, first screw rod passes along the horizontal direction the fixing base, the one end of first screw rod with stand fixed connection, the other end of first screw rod is equipped with the hand wheel, the hand wheel with threaded engagement on the first screw rod, the hand wheel with the fixing base passes through the bearing and connects.

Preferably, the lower surface of the first disc is connected with a first rubber pad, the lower surface of the first rubber pad is provided with anti-skid grains, and the upper surface of the second disc is connected with a second rubber pad.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

(1) the utility model discloses the valve plate clamp that will treat processing is between first disc and second disc, the abrasive paper that will be used for the valve plate of polishing is fixed between first anchor clamps and second anchor clamps, make abrasive paper bending into U-shaped, it rotates to drive the second disc through the motor, make the high-speed rotation of valve plate, remove abrasive paper clamping device through rotatory hand wheel, make the edge contact and the tensioning of abrasive paper and valve plate, thereby accomplish the polishing process, the relative speed of this in-process abrasive paper and valve plate is far greater than artifical polishing, the polishing efficiency is high, and motor speed is stable controllable, can guarantee that product polishing effect keeps unanimous, product quality is stable.

(2) The utility model discloses simple structure does not have complicated automatics, for automatic burnishing machine, and equipment low cost is applicable to the middle and small enterprise of production valve and uses.

Drawings

Fig. 1 is a front view structure diagram of the present invention.

Fig. 2 is a perspective view of the sandpaper holding device.

Fig. 3 is a bottom view of the first disk.

Fig. 4 is a perspective view of the second disk.

Fig. 5 is a front view of the mobile device.

The labels in the figure are: 1-workbench, 2-lifting rod, 3-cross rod, 4-sleeve, 5-first rotating shaft, 6-first disc, 7-second disc, 8-motor, 9-sand paper clamping device, 10-supporting column, 11-first bearing, 12-second bearing, 13-third bearing, 14-first rubber pad, 15-second rubber pad, 16-moving device, 91-upright post, 92-first clamp, 93-second clamp, 921-first through hole, 922-fixing plate, 923-movable plate, 924-first bolt, 925-first nut, 926-second nut, 1601-fixing seat, 1602-first screw and 1603-hand wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

A polishing device for valve plate production comprises a workbench 1, a motor 8 and a support column 10, wherein the support column 10 is positioned below the workbench, the support column 10 is fixedly connected with the workbench 1 and used for supporting the workbench 1, a lifting rod 2 is arranged on the workbench 1, the fixed end of the lifting rod 2 is fixedly connected with the workbench 1, the movable end of the lifting rod 2 is connected with a cross rod 3, one end of the cross rod 3 is connected with a sleeve 4, the sleeve 4 is arranged in the vertical direction, a first rotating shaft 5 is arranged inside the sleeve 4, a first bearing 11 and a second bearing 12 are arranged between the first rotating shaft 5 and the sleeve 4, the first rotating shaft 5 is fixedly connected with inner rings of the first bearing 11 and the second bearing 12, the sleeve 4 is fixedly connected with outer rings of the first bearing 11 and the second bearing 12, so that the first rotating shaft 5 can rotate relative to the sleeve 4, the lower end of the first rotating shaft 5 is connected with a first disc 6, a second disc 7 is arranged under the first disc, the valve plate clamping device is used for clamping a valve plate, a first rubber pad 14 is connected to the lower surface of a first disc 6, the number of the first rubber pads 14 is 3, the valve plate is in a strip shape, anti-skidding grains are arranged on the lower surface of the first rubber pad, a second rubber pad 15 is connected to the upper surface of a second disc 7, the first rubber pad 14 and the second rubber pad 15 can effectively prevent the valve plate from sliding when being clamped, a motor 8 is connected to the lower surface of the second disc 7 through a rotating shaft and is used for driving the second disc 7 to rotate and further driving the valve plate to rotate, the rotating shaft of the motor 8 and a first rotating shaft 5 are positioned on the same axis, the valve plate, the first disc 6 and the first rotating shaft 5 can synchronously rotate under the driving of the motor 8, the motor 8 is positioned below a workbench 1 and fixed on a support column 10, a third bearing 13 is arranged on the workbench 1, the third bearing 13 is positioned under the second disc 7, and the outer ring of, the rotating shaft of the motor 8 is fixedly connected with the inner ring of the third bearing 13.

Still be equipped with abrasive paper clamping device 9 on the workstation 1 for clip the abrasive paper that the valve plate was used of polishing, abrasive paper clamping device 9 includes stand 91, first anchor clamps 92, second anchor clamps 93, and first anchor clamps 92 and second anchor clamps 93 are fixed on the stand, and the lower surface of stand 91 slides on workstation 1, and the side of stand 91 is connected with mobile device 16 for remove abrasive paper clamping device 9.

The first clamp 92 comprises a fixed plate 922, a first bolt 924, a movable plate 923, a first nut 925 and a second nut 926, one end of the first bolt 924 is welded on the fixed plate 922 and is perpendicular to the fixed plate 922, both ends of the first bolt 924 are provided with threads, the upper end of the upright post 91 is provided with a first through hole 921 along the horizontal direction, the cross section of the first through hole 921 is hexagonal, the first bolt 924 penetrates through the upright post 91 through the first through hole 921, the cross section of the middle part of the first bolt 924 is completely the same as that of the first through hole 921, the first bolt 924 can be effectively prevented from rotating, the movable plate 923, the first nut 925, the upright post 91 and the second nut 926 are sequentially connected in series on the first bolt 924, the first nut 925 is used for pressing the movable plate 923 against the fixed plate 922, the contact surface of the fixed plate 922 and the movable plate 923 is provided with insections, the contact surface with abrasive paper can be increased, the abrasive paper can be prevented from falling off, the second clamp, the second jig 93 is symmetrical to the first jig 92 about a horizontal plane.

The moving device 16 comprises a fixed seat 1601, a first screw 1602 and a hand wheel 1603, the lower surface of the fixed seat 1601 is fixedly connected with the workbench 1, the first screw 1602 passes through the fixed seat 1601 along the horizontal direction, one end of the first screw 1602 is fixedly connected with the upright post 91, the other end of the first screw 1602 is provided with the hand wheel 1603, the hand wheel 1603 is engaged with a thread on the first screw 1602, and the hand wheel 1603 is connected with the fixed seat 1601 through a bearing.

The motor 8 was a commercially available brush AC motor, rotating at 2800rpm and having a power of 1.5Kw, and the first disk 6 and the second disk 7 were 5cm in diameter.

The working principle is as follows: during the use, the valve block that will treat processing is put at the central point of second disc 7, operation lifter 2 descends, make first disc 6, second disc 7 clamp the valve block, and drive the high-speed rotation of valve block through motor 8, then through abrasive paper clamping device 9 with the bending of abrasive paper into the U-shaped, make it similar with the curved surface edge shape of valve block, the opening of U-shaped is towards the valve block, then remove abrasive paper clamping device 9 through mobile device 16, make abrasive paper laminate with the edge of valve block as far as possible, in order to polish the polishing to the valve block, after the polishing is accomplished, operation mobile device 9 makes abrasive paper and valve block break away from the contact, close motor 8, take off the valve block and change abrasive paper, whole in-process staff only need accomplish simple operations such as valve block is got and put, abrasive paper is changed, polishing speed is far faster than manual work and polish.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The polishing device for valve plate production comprises a workbench (1), a motor (8) and a support column (10), wherein the support column (10) is positioned below the workbench, the support column (10) is fixedly connected with the workbench (1), and the polishing device is characterized in that a lifting rod (2) is arranged on the workbench (1), the fixed end of the lifting rod (2) is fixedly connected with the workbench (1), the movable end of the lifting rod (2) is connected with a cross rod (3), one end of the cross rod (3) is connected with a sleeve (4), a first rotating shaft (5) is arranged inside the sleeve (4), the first rotating shaft (5) rotates relative to the sleeve (4), the lower end of the first rotating shaft (5) is connected with a first disk (6), a second disk (7) is arranged under the first disk (6), the lower surface of the second disk (7) is connected with the motor (8) through a rotating shaft, the pivot of motor (8) with first pivot (5) are located same axis, still be equipped with abrasive paper clamping device (9) on workstation (1), abrasive paper clamping device (9) include stand (91), first anchor clamps (92), second anchor clamps (93), the side of stand (91) is connected with mobile device (16), the lower surface of stand (91) is in slide on workstation (1), first anchor clamps (92) reach second anchor clamps (93) are fixed on the stand.

2. The polishing device for valve plate production according to claim 1, wherein the first clamp (92) comprises a fixed plate (922), a first bolt (924), a movable plate (923), a first nut (925), and a second nut (926), one end of the first bolt (924) is welded on the fixing plate (922), both ends of the first bolt (924) are provided with threads, the upper end of the upright post (91) is provided with a first through hole (921) along the horizontal direction, the movable plate (923), the first nut (925), the upright post (91) and the second nut (926) are sequentially connected in series on the first bolt (924), the contact surface of the fixed plate (922) and the movable plate (923) is provided with insections, the second clamp (93) is identical in structure with the first clamp (92), and the second clamp (93) is symmetrical to the first clamp (92) about a horizontal plane.

3. A polishing device for valve plate production according to claim 1, wherein a first bearing (11) and a second bearing (12) are disposed between the first rotating shaft (5) and the sleeve (4), the first rotating shaft (5) is fixedly connected with the inner rings of the first bearing (11) and the second bearing (12), and the sleeve (4) is fixedly connected with the outer rings of the first bearing (11) and the second bearing (12).

4. A polishing device for valve plate production according to claim 1, wherein the motor (8) is located below the workbench (1), a third bearing (13) is arranged on the workbench (1), the third bearing (13) is located right below the second disk (7), an outer ring of the third bearing (13) is fixedly connected with the workbench (1), and a rotating shaft of the motor (8) is fixedly connected with an inner ring of the third bearing (13).

5. A polishing device for valve plate production according to claim 2, wherein the cross section of the first through hole (921) is polygonal, and the cross section of the middle part of the first bolt (924) is the same as that of the first through hole (921).

6. A valve plate production polishing device according to claim 1, wherein the moving device (16) comprises a fixed seat (1601), a first screw rod (1602), and a hand wheel (1603), the lower surface of the fixed seat (1601) is fixedly connected with the workbench (1), the first screw rod (1602) passes through the fixed seat (1601) along the horizontal direction, one end of the first screw rod (1602) is fixedly connected with the upright post (91), the other end of the first screw rod (1602) is provided with the hand wheel (1603), the hand wheel (1603) is engaged with a thread on the first screw rod (1602), and the hand wheel (1603) is connected with the fixed seat (1601) through a bearing.

7. A polishing device for valve plate production as claimed in claim 1, wherein a first rubber pad (14) is connected to the lower surface of the first disc (6), anti-skid grains are arranged on the lower surface of the first rubber pad (14), and a second rubber pad (15) is connected to the upper surface of the second disc (7).