CN113021131A

CN113021131A - Grinding device is used in screw mould processing

Info

Publication number: CN113021131A
Application number: CN201911245817.4A
Authority: CN
Inventors: 高煌东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-07
Filing date: 2019-12-07
Publication date: 2021-06-25

Abstract

The invention discloses a polishing device for machining a screw die, which comprises a polishing box, wherein a driving motor is fixedly arranged on the inner wall of the upper side of the polishing box, a polishing disc is fixedly connected to an output shaft of the driving motor, a lifting seat corresponding to the polishing disc in position is arranged in the inner cavity of the polishing box, an adjusting bolt is connected to the lower side wall of the polishing box in a threaded manner, the adjusting bolt upwards penetrates through the lower side wall of the polishing box to be rotatably connected with the lower side wall of the lifting seat, limiting rods with symmetrical positions are arranged on two side walls of the lifting seat, limiting grooves matched with the limiting rods are arranged on the inner walls of two sides of the polishing box, and fixing plates with symmetrical positions are arranged on the. The invention avoids the traditional fastening clamping mode, can automatically spray cooling liquid in the working process of the polishing disc, improves the service life and polishing efficiency of the polishing device, reduces the working strength of workers and has certain practicability.

Description

Grinding device is used in screw mould processing

Technical Field

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

Background

The screw is a tool for fastening machine parts of the object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction force of the object, and the screw is an indispensable industrial necessity in daily life: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for electric appliances, musical instruments, furniture, and the like; large screws are used for engineering, buildings and bridges; transportation apparatus, aircraft, trolley bus, car etc. then are big screw and small screw and use simultaneously, often use the screw mould to carry out mass production to the screw in screw production, however in the screw mould manufacture's in-process, often need a screw mould processing to polish processing to the screw mould with grinding device.

Current grinding device generally adopts conventional locking mode to press from both sides tightly the screw die, does not have the performance of buffering, causes the damage to screw die surface easily to increased from the product defective rate, improved the cost of polishing, in addition, among the prior art, when polishing the screw die, can produce a large amount of sweeps dust, the staff need manually spray the coolant liquid to the mill, has improved staff's intensity of labour, and the practicality is not high.

Disclosure of Invention

The invention aims to solve the defects that in the prior art, the reject ratio is high and cooling liquid needs to be sprayed manually, and provides a polishing device for machining a screw die.

In order to achieve the purpose, the invention adopts the following technical scheme:

a polishing device for screw mold processing comprises a polishing box, wherein a driving motor is fixedly arranged on the inner wall of the upper side of the polishing box, a polishing disc is fixedly connected to the output shaft of the driving motor, a lifting seat corresponding to the position of the polishing disc is arranged in the inner cavity of the polishing box, an adjusting bolt is in threaded connection with the lower side wall of the polishing box and penetrates through the lower side wall of the polishing box upwards to be rotatably connected with the lower side wall of the lifting seat, position-symmetrical limiting rods are arranged on the two side walls of the lifting seat, limiting grooves matched with the limiting rods are arranged on the inner walls of the two sides of the polishing box, position-symmetrical fixing plates are arranged on the upper side wall of the lifting seat, one side wall of each fixing plate, which is far away from the polishing box, is fixedly connected with a corresponding clamping plate through a plurality of groups of telescopic rods, a buffering and damping, an observation window is arranged on the cover plate.

Preferably, buffering damping device includes buffering post and an adjusting cylinder, the buffering post with adjusting cylinder respectively with fixed plate and clamp plate fixed connection, adjusting cylinder inner wall swing joint has the piston board, and the buffering post inwards runs through adjusting cylinder one end lateral wall and piston board fixed connection, one side lateral wall that buffering post was kept away from to the piston board and adjusting a one end inner wall fixedly connected with buffer spring.

Preferably, the buffer spring is made of manganese steel materials with strong extrusion resistance and good wear resistance.

Preferably, the incasement wall of polishing inlays and is provided with the annular cooling tube with the high matching of dish of polishing, one side lateral wall that the case of polishing was kept away from to annular cooling tube is provided with multiunit evenly distributed's spraying hole, the fixed cooler bin that is provided with of case lateral wall of polishing, be provided with the booster pump in the cooler bin, and through communicating pipe intercommunication, and be provided with the valve that matches on communicating pipe between cooler bin and the annular cooling tube.

Preferably, the outer surface of the adjusting bolt is coated with a layer of anti-corrosion coating with uniform thickness, and the adjusting bolt is provided with uniformly distributed scale marks.

Preferably, a layer of grid pattern wear-resistant layer with uniform thickness is arranged on the side wall of one side, away from the fixed plate, of each clamping plate.

Compared with the prior art, the invention has the beneficial effects that: by arranging the scale marks on the adjusting bolts, workers can select the tightening degree of the adjusting bolts according to the size of the die, the height of the lifting seat can be conveniently and rapidly determined, the polishing efficiency is improved, avoid the clamp plate to take place serious wearing and tearing at the in-process lateral wall of long-term centre gripping through setting up the wearing layer at the clamp plate lateral wall, fix the screw mould that can not be fine, on the other hand has also avoided the clamp plate to cause the damage to screw mould surface at the in-process to screw mould centre gripping, the defective rate of product has been improved, the setting of cooler bin and annular cooling tube can be when the dish of polishing is polished to the screw mould spray coolant liquid, reduce the temperature on dish of polishing and screw mould surface, the life of the dish of polishing has been improved, traditional fastening centre gripping mode has been avoided in buffering damping device's setting, certain buffering shock-absorbing function has, the cost of polishing has been reduced.

Drawings

FIG. 1 is a schematic structural view of a polishing device for machining a screw mold according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a schematic structural view of an observation window and a cover plate of the polishing device for screw mold processing according to the present invention.

In the figure: 1 grinding box, 2 driving motors, 3 grinding discs, 4 lifting seats, 5 adjusting bolts, 6 cooling boxes, 7 booster pumps, 8 fixing plates, 9 clamping plates, 10 telescopic rods, 11 adjusting cylinders, 12 piston plates, 13 buffer springs, 14 buffer columns, 15 cover plates, 16 observation windows and 17 annular cooling pipes.

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.

Referring to fig. 1-3, a grinding device for screw mold processing comprises a grinding box 1, a driving motor 2 is fixedly arranged on the inner wall of the upper side of the grinding box 1, a grinding disc 3 is fixedly connected with the output shaft of the driving motor, a lifting seat 4 corresponding to the position of the grinding disc 3 is arranged in the inner cavity of the grinding box 1, an adjusting bolt 5 is in threaded connection with the lower side wall of the grinding box 1, a layer of anti-corrosion coating with uniform thickness is coated on the outer surface of the adjusting bolt 5, and evenly distributed scale marks are arranged on the adjusting bolt 5, the anti-corrosion capability of the adjusting bolt 5 is improved due to the arrangement of the stainless steel coating, a worker can select the tightening degree of the adjusting bolt 5 according to the size of the screw mold, the height of the lifting seat 4 is convenient to be rapidly determined, the grinding efficiency is improved, the adjusting bolt 5 penetrates through the lower side wall of the grinding box 1 upwards to be rotatably connected with the lower side, two side walls of a lifting seat 4 are provided with position-symmetrical limiting rods, the inner walls of two sides of a polishing box 1 are provided with limiting grooves matched with the limiting rods, the side walls of the lifting seat 4 are provided with position-symmetrical fixing plates 8, one side wall of each fixing plate 8, which is far away from the polishing box 1, is fixedly connected with a corresponding clamping plate 9 through a plurality of groups of telescopic rods 10, one side wall of each clamping plate 9, which is far away from the fixing plate 8, is provided with a grid pattern wear-resistant layer with uniform thickness, the wear-resistant layer can be a silica gel pad and a rubber pad, the wear-resistant layer is arranged on the side wall of each clamping plate 9, so that the side wall of each clamping plate 9 is prevented from being seriously worn in the long-term clamping process, a screw mold cannot be well fixed, on the other hand, the damage to the surface of the screw mold in the clamping process of the screw mold by the clamping plate 9 is, the buffering and damping device comprises a buffering column 14 and an adjusting cylinder 11, the buffering column 14 and the adjusting cylinder 11 are respectively and fixedly connected with a fixing plate 8 and a clamping plate 9, the inner wall of the adjusting cylinder 11 is movably connected with a piston plate 12, the buffering column 14 penetrates through the side wall of one end of the adjusting cylinder 11 inwards to be fixedly connected with the piston plate 12, a buffering spring 13 is fixedly connected with the side wall of one side, away from the buffering column 14, of the piston plate 12 and the inner wall of one end of the adjusting cylinder 11, the buffering spring 13 is made of manganese steel materials with strong extrusion resistance and good wear resistance, and the buffering spring 13 made of manganese steel has longer service life;

the inner wall of the polishing box 1 is inlaid with the annular cooling pipe 17 highly matched with the polishing disc 3, one side wall, away from the polishing box 1, of the annular cooling pipe 17 is provided with a plurality of groups of uniformly distributed spraying holes, the outer side wall of the polishing box 1 is fixedly provided with the cooling box 6, a booster pump 7 is arranged in the cooling box 6, the cooling box 6 and the annular cooling pipe 17 are communicated through a communicating pipe, a matched valve is arranged on the communicating pipe, the cooling box 6 and the annular cooling pipe 17 can spray cooling liquid when the polishing disc 3 polishes the screw dies, the temperature of the surfaces of the polishing disc 3 and the screw dies is reduced, the service life of the polishing disc 3 is prolonged, the lower side wall of the polishing box 1 is provided with a liquid discharge port, the side wall of the polishing box 1 is rotatably connected with the cover plate 15, and the cover plate 15 is.

According to the invention, a cover plate 15 is opened to place a screw mold to be polished between two clamping plates 9, after the screw mold is clamped, an adjusting bolt 5 is screwed according to the height of the screw mold, because the adjusting bolt 5 is in threaded connection with the lower side wall of a polishing box 1, and the adjusting bolt 5 is rotatably connected with the lower side wall of a lifting seat 4, the lifting seat 4 drives the screw mold to move upwards along with the screwing of the adjusting bolt 5, when the screw mold moves upwards to a certain height, the cover plate 15 is covered, a driving motor 2 is started, a motor output shaft drives a polishing disc 3 to polish the screw mold, at the moment, a valve on a communicating pipe is opened, a booster pump 7 in a cooling box 6 is started, cooling liquid is pressed into an annular cooling pipe 17, the cooling liquid is sprayed onto the polishing disc 3 and the screw mold through spraying holes, after polishing is finished, the cover plate 15 is opened, and the screw mold.

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 utility model provides a grinding device is used in screw mould processing, is including case (1) of polishing, its characterized in that, the fixed driving motor (2) that is provided with of case (1) upside inner wall of polishing, driving motor output shaft fixedly connected with grinds dish (3), case (1) inner chamber of polishing is provided with lift seat (4) that correspond with the dish (3) position of polishing, lateral wall threaded connection has adjusting bolt (5) under case (1) of polishing, adjusting bolt (5) upwards run through case (1) down the lateral wall and go up and down seat (4) lateral wall and rotate and be connected, lift seat (4) both sides wall is provided with the gag lever post of rigidity symmetry, case (1) both sides inner wall of polishing is provided with the spacing groove that matches with the gag lever post, the lateral wall is provided with rigidity symmetry's fixed plate (8) on lift seat (4), every fixed plate (8) keep away from one side lateral wall of case (1) of polishing all presss from both sides tight through what multiunit telescopic link (10) The grinding box is characterized by comprising a plate (9), a buffering and damping device is arranged between the fixing plate (8) and the clamping plate (9), a cover plate (15) is rotatably connected to the side wall of the grinding box (1), and an observation window (16) is arranged on the cover plate (15).

2. The grinding device for screw die machining according to claim 1, wherein the buffering and damping device comprises a buffering column (14) and an adjusting cylinder (11), the buffering column (14) and the adjusting cylinder (11) are fixedly connected with a fixing plate (8) and a clamping plate (9) respectively, a piston plate (12) is movably connected to the inner wall of the adjusting cylinder (11), the buffering column (14) penetrates through the side wall of one end of the adjusting cylinder (11) inwards to be fixedly connected with the piston plate (12), and a buffering spring (13) is fixedly connected to the side wall of one side, away from the buffering column (14), of the piston plate (12) and the inner wall of one end of the adjusting cylinder (11).

3. The grinding device for screw die machining according to claim 2, wherein the buffer spring (13) is made of a manganese steel material with high extrusion resistance and good wear resistance.

4. The grinding device for screw mold machining according to claim 1, characterized in that an annular cooling pipe (17) highly matched with the grinding disc (3) is embedded in the inner wall of the grinding box (1), a plurality of groups of uniformly distributed spraying holes are formed in one side wall, away from the grinding box (1), of the annular cooling pipe (17), a cooling box (6) is fixedly arranged on the outer side wall of the grinding box (1), a booster pump (7) is arranged in the cooling box (6), the cooling box (6) and the annular cooling pipe (17) are communicated through a communicating pipe, and a matched valve is arranged on the communicating pipe.

5. The grinding device for screw die machining according to claim 1, characterized in that the outer surface of the adjusting bolt (5) is coated with an anti-corrosion coating with uniform thickness, and the adjusting bolt (5) is provided with uniformly distributed scale marks.

6. The grinding device for screw mold processing according to claim 1, characterized in that a side wall of each clamping plate (9) far away from the fixing plate (8) is provided with a grid pattern wear-resistant layer with uniform thickness.