CN115070599A

CN115070599A - Precision casting polishing device

Info

Publication number: CN115070599A
Application number: CN202211009314.9A
Authority: CN
Inventors: 王友良
Original assignee: Taizhou Huafeng Precision Casting Co ltd
Current assignee: Taizhou Huafeng Precision Casting Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-09-20

Abstract

The invention discloses a precision casting polishing device, which relates to the technical field of part polishing and comprises a polishing assembly, wherein the polishing assembly comprises a polishing basin, a reset plate is fixedly arranged on the polishing basin, a fixed shaft is fixedly arranged on the reset plate, a swinging ring supporting plate is slidably arranged on the fixed shaft, a reset spring is fixedly arranged between opposite surfaces of the swinging ring supporting plate and the reset plate, a movable pipe is fixedly arranged on the swinging ring supporting plate, and a stirring plate is arranged in the movable pipe. According to the invention, the rotating assembly is arranged, so that the contact force between the particles of the grinding powder and the part can be increased, the polishing efficiency of the part is improved, and the polishing period is shortened; the complex part can be polished, and the polishing directions in the axial direction and the circumferential direction are set, so that different textures can be polished on the surface of the part; when polishing can be adjusted, the vibration amplitude between the vibrating polishing powder and the parts can be adjusted, so that parts with different precision requirements can be polished.

Description

Precision casting polishing device

Technical Field

The invention relates to the technical field of part polishing, in particular to a precision casting polishing device.

Background

Polishers, also known as grinders, are often used for mechanical grinding, polishing, and waxing. The working principle is as follows: the motor drives the sponge or wool polishing disc arranged on the polishing machine to rotate at a high speed, and the polishing disc and the polishing agent act together and rub the surface to be polished, so that the aims of removing paint surface pollution, oxide layers and shallow marks can be fulfilled, and particularly, parts with complex shapes are very complex in the polishing process.

In the prior art, the chinese patent application with publication number CN106392780B discloses a magnetorheological brush polishing machine, which comprises a bottom plate, a magnetorheological brush device and a motor, wherein the bottom plate is provided with a slide block, the bottom plate is also fixed with a fixed bracket, and the magnetorheological brush device is arranged between the slide block and the fixed bracket; the magnetorheological brush device comprises a first permanent magnet, a second permanent magnet, a magnetism isolating plate and brush wires, wherein the magnetism isolating plate is fixed between the first permanent magnet and the second permanent magnet, a storage cavity is arranged at the center of the magnetism isolating plate, at least two flow guide holes are formed in the magnetism isolating plate, the second permanent magnet is fixedly connected with a transmission shaft, the transmission shaft is erected on a fixed support and is connected with a motor through a belt pulley device, and the brush wires are arranged on the outer circumference of the magnetism isolating plate. The invention has the advantages that: magnetorheological polishing liquid stored in the magnetorheological brush is thrown out by centrifugal force and adheres to the brush wires, the polishing precision of the magnetorheological polishing liquid is obviously improved compared with that of a conventional polishing device, polishing can be continuously carried out, the working efficiency is improved, however, the prior art is very laborious in polishing complex parts, in order to guarantee the polishing precision of the parts, the diameter of the polishing powder needs to be reduced, the contact force between the polishing powder and the parts is reduced, and the polishing time needs to be prolonged.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme: a precision casting polishing device comprises a polishing assembly, wherein the polishing assembly comprises a polishing basin, a reset plate is fixedly mounted on the polishing basin, a fixed shaft is fixedly mounted on the reset plate, a swinging ring supporting plate is slidably mounted on the fixed shaft, a reset spring is fixedly mounted between opposite surfaces of the swinging ring supporting plate and the reset plate, a movable pipe is fixedly mounted on the swinging ring supporting plate, a stirring plate is arranged in the movable pipe and rotatably mounted on the fixed shaft, a swinging ring is rotatably mounted on the swinging ring supporting plate, and the swinging ring is in sliding fit with the polishing basin through a sliding rod; the movable tube is rotatably provided with a vibration motor support through a vibration limiting ring, the vibration motor support is fixedly provided with a vibration motor, an output shaft of the vibration motor is fixedly provided with a tooth-lacking gear, the vibration motor support is fixedly provided with an adjusting driven gear, the movable tube is also fixedly provided with a base plate, the base plate is rotatably provided with a vibration driving gear and a vibration driven gear, the vibration driving gear is provided with a vibration side gear in a gear meshing manner, the vibration side gear is fixedly connected with a vibration input gear through a connecting shaft, the vibration input gear is provided with a vibration output gear in a gear meshing manner, the vibration output gear is fixedly connected with a poking disc through a connecting shaft, the base plate is fixedly arranged on a rotating assembly, the rotating assembly comprises a mounting frame fixedly connected with the base plate, the mounting frame is rotatably provided with a U-shaped frame, and the U-shaped frame is provided with a rotating rod in a sliding manner, the rotating rod is fixedly arranged on an output shaft of the rotating motor through the rotating seat.

Preferably, the centering shaft is slidably mounted on the inner wall of the movable tube, and the poking plate is fixedly provided with a linear poking sheet.

Preferably, the number of the sliding rods is at least two, the two sliding rods are connected with the swinging ring in a sliding mode, and the two sliding rods are fixedly installed on the polishing basin.

Preferably, at least two groups of arc-shaped rack segments with different tooth numbers are arranged on the swinging ring, and the rack segments are meshed with the gear with missing teeth.

Preferably, vibrations spacing ring and movable tube fixed connection, vibrations spacing ring and shock dynamo support normal running fit, the movable tube passes through elasticity plectrum and shock dynamo support ratchet cooperation.

Preferably, the gear engagement has the regulation driving gear on adjusting the driven gear, and fixed mounting has the regulation post on adjusting the driving gear, adjusts post and base plate normal running fit.

Preferably, the vibration driving gear and the vibration driven gear are fixedly connected together through a connecting shaft, and the vibration side gear and the vibration input gear are rotatably mounted on the substrate through a vibration gear bracket.

Preferably, the vibration output gear and the poking disc are rotatably installed on the base plate through a poking disc support, the poking plate is in sliding fit with the poking disc support, and at least eight rotary poking pieces are fixedly arranged on the poking disc.

Preferably, the one end fixed mounting that the U-shaped frame was kept away from to the rotary rod has the separation blade, last fixed mounting of rotating electrical machines has rotatory bucket, rotatory bucket and roating seat normal running fit.

Compared with the prior art, the invention has the following beneficial effects: (1) according to the invention, the rotating assembly is arranged, so that the contact force between the abrasive powder particles and the part can be increased, the polishing efficiency of the part is improved, and the polishing period is shortened; (2) the invention can polish complex parts and is provided with the polishing directions in the axial direction and the circumferential direction, thereby polishing different textures on the surfaces of the parts; (3) the invention can adjust the vibration amplitude between the vibrating polishing powder and the parts during polishing, thereby polishing the parts with different precision requirements.

Drawings

Fig. 1 is a schematic view of the structure of the housing of the present invention.

Fig. 2 is a sectional view of the structure of the rotary tub according to the present invention.

Fig. 3 is a schematic structural view of the mounting bracket of the present invention.

FIG. 4 is a disassembled view of the structure of the centering shaft of the present invention.

FIG. 5 is a sectional view of the structure of the centering shaft of the present invention.

FIG. 6 is a schematic view of the structure of the bracket of the vibration motor of the present invention.

FIG. 7 is a schematic view of the structure of the position A in FIG. 6 according to the present invention.

FIG. 8 is a schematic view of the structure of the movable tube according to the present invention.

FIG. 9 is a schematic view of the structure of FIG. 8 at B according to the present invention.

FIG. 10 is a schematic view of the structure of the gear with missing teeth of the present invention.

FIG. 11 is a schematic structural diagram of a vibration driven gear according to the present invention.

FIG. 12 is a schematic view of the structure of FIG. 11 at C according to the present invention.

In the figure: 101-a rotating drum; 102-a rotating electrical machine; 103-a rotating base; 104-rotating rod; 105-a U-shaped frame; 106-baffle plate; 107-a mounting frame; 201-polishing a basin; 202-a slide bar; 203-a reset plate; 204-reset spring; 205-a wobble ring; 206-swing ring support plate; 207-a movable tube; 2071-elastic pick; 208-a toggle plate; 2081-linear toggle piece; 209-vibration motor support; 210-a vibration limiting ring; 211-a vibration motor; 212-missing tooth gear; 213-adjusting the driven gear; 214-adjusting the drive gear; 215-a conditioning column; 216-vibrating the drive gear; 217-vibrating the driven gear; 218-a vibration side gear; 219-vibration gear support; 220-a vibrating input gear; 221-a vibration output gear; 222-a dial plate; 2221-rotating the dial plate; 223-a dial support; 224-a centering shaft; 225-a substrate; and 3, a shell.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

As shown in fig. 4-12, the present invention provides a technical solution: a precision casting polishing device comprises a polishing assembly, wherein the polishing assembly comprises a polishing basin 201, a reset plate 203 is fixedly mounted on the polishing basin 201, a fixed shaft 224 is fixedly mounted on the reset plate 203, a swing ring support plate 206 is slidably mounted on the fixed shaft 224, a reset spring 204 is fixedly mounted between opposite surfaces of the swing ring support plate 206 and the reset plate 203, a movable tube 207 is fixedly mounted on the swing ring support plate 206, a poking plate 208 is arranged in the movable tube 207, the poking plate 208 is rotatably mounted on the fixed shaft 224, it needs to be noted that the fixed shaft 224 and the poking plate 208 rotate mutually along the axis of the fixed shaft 224 but cannot move along the axis of the fixed shaft 224, a swing ring 205 is rotatably mounted on the swing ring support plate 206, and the swing ring 205 is in sliding fit with the polishing basin 201 through a sliding rod 202; a vibration motor bracket 209 is rotatably arranged on the movable tube 207 through a vibration limiting ring 210, a vibration motor 211 is fixedly arranged on the vibration motor bracket 209, a tooth-missing gear 212 is fixedly arranged on an output shaft of the vibration motor 211, an adjusting driven gear 213 is fixedly arranged on the vibration motor bracket 209, a base plate 225 is also fixedly arranged on the movable tube 207, a vibration driving gear 216 and a vibration driven gear 217 are rotatably arranged on the base plate 225, a vibration side gear 218 is meshed with a gear on the vibration driving gear 216, a vibration input gear 220 is fixedly connected with the vibration side gear 218 through a connecting shaft, a vibration output gear 221 is meshed with a gear on the vibration input gear 220, a poking disc 222 is fixedly connected with the vibration output gear 221 through a connecting shaft, a fixed mandrel 224 is slidably arranged on the inner wall of the movable tube 207, a linear poking plate 2081 is fixedly arranged on the poking disc 208, and at least two sliding rods 202 are arranged, two sliding rods 202 are connected with a swinging ring 205 in a sliding way, the two sliding rods 202 are fixedly arranged on a polishing basin 201, at least two groups of arc-shaped rack segments with different tooth numbers are arranged on the swinging ring 205, and the rack segments are meshed with a gear with missing teeth 212, it is required to be noted that, in the working process, the tooth number of the gear with missing teeth 212 is the same as that of the arc-shaped rack on the swinging ring 205, a vibration limiting ring 210 is fixedly connected with a movable pipe 207, the vibration limiting ring 210 is in rotating fit with a bracket 209 of a vibration motor, the movable pipe 207 is matched with a ratchet wheel of the bracket 209 of the vibration motor through an elastic plectrum 2071, a regulating driving gear 214 is meshed with a gear on a regulating driven gear 213, a regulating column 215 is fixedly arranged on the regulating driving gear 214, the regulating column 215 is in rotating fit with a base plate 225, the driving gear 216 and the vibration driven gear 217 are fixedly connected together through a connecting shaft, a vibration side gear 218 and a vibration input gear 220 are rotatably arranged on the base plate 225 through a vibration gear bracket 219, the vibration output gear 221 and the dial plate 222 are rotatably mounted on the base plate 225 through a dial plate bracket 223, the dial plate 208 is in sliding fit with the dial plate bracket 223, and at least eight rotary dial pieces 2221 are fixedly arranged on the dial plate 222.

As shown in fig. 1-3, the base plate 225 is fixedly mounted on a rotating assembly, the rotating assembly includes a mounting frame 107 fixedly connected to the base plate 225, a U-shaped frame 105 is rotatably mounted on the mounting frame 107, a rotating rod 104 is slidably mounted on the U-shaped frame 105, the rotating rod 104 is fixedly mounted on an output shaft of the rotating electrical machine 102 through a rotating base 103, a blocking piece 106 is fixedly mounted at one end of the rotating rod 104 far from the U-shaped frame 105, a rotating barrel 101 is fixedly mounted on the rotating electrical machine 102, and the rotating barrel 101 is rotatably fitted to the rotating base 103.

The working principle of the precision casting polishing device disclosed by the invention is as follows: when the polishing device is used, the rotary barrel 101 is fixedly arranged at the central position of the shell 3, then polishing powder is put into the polishing basin 201, then a part to be polished is put into the polishing basin 201, then the adjusting column 215 is rotated by the hexagonal sleeve, the adjusting column 215 rotates to drive the adjusting driving gear 214 to rotate, the adjusting driving gear 214 rotates to drive the adjusting driven gear 213 to rotate, the adjusting driven gear 213 rotates to drive the vibration motor bracket 209 to rotate, the vibration motor bracket 209 rotates to drive the vibration motor 211 and the gear with missing teeth 212 to synchronously rotate, the gear with missing teeth 212 moves to the position of the arc-shaped rack of the swinging ring 205, at the moment, the vibration motor 211 is started, the output shaft of the vibration motor 211 drives the gear with missing teeth 212 to rotate, the gear with missing teeth 212 rotates to drive the swinging ring 205 to rotate, the swinging ring 205 rotates to drive the polishing basin 201 through the sliding rod 202, meanwhile, reset spring 204 can take place the distortion, outside the scarce tooth part of scarce tooth gear 212 rotated swing ring 205 arc rack, reset spring 204 that takes place the distortion is because no longer receiving the restriction, will drive basin 201 of polishing toward revolving round rapidly, then swing ring 205's arc rack will carry out the meshing contact with scarce tooth gear 212 once more, the repeated circumference that can realize basin 201 of polishing is rocked, basin 201 of polishing rocks and will drive inside polishing powder and part surface and take place the friction, thereby accomplish the polishing to the part. The user can replace the missing tooth gear 212 with different numbers of teeth and move it to the arc rack corresponding to the swing ring 205, thereby changing the vibration amplitude of the grinding basin 201.

The user can rotate the adjusting column 215 again to move the gear with missing teeth 212 to the position meshed with the vibration driven gear 217, then the vibration motor 211 is started, the vibration motor 211 rotates to drive the vibration driven gear 217 to rotate, the vibration driven gear 217 rotates to drive the vibration driving gear 216 to rotate, the vibration driving gear 216 rotates to drive the vibration input gear 220 to rotate, the vibration input gear 220 rotates to drive the vibration output gear 221 to rotate, the vibration output gear 221 rotates to drive the dial plate 222 to rotate, the dial plate 222 rotates to dial the linear dial 2081 through the rotary dial plate 2221, because the linear dial plate 2081 is fixedly arranged on the dial plate 208, the dial plate 208 moves linearly, when the rotary dial plate 2221 rotates to be separated from the linear dial plate 2081, the dial plate 208 returns to the original position through the fixed mandrel 224 under the elastic force of the return spring 204, the axial vibration of the grinding basin 201 can be realized by circulating the processes. The reason for the ratchet wheel matching of the vibration motor bracket 209 and the movable tube 207 is that the gear with missing teeth 212 receives the reaction force of the swing ring 205 in the rotating process, so that the vibration motor bracket 209 rotates along the rotation center of the vibration motor bracket 209, and the vibration motor bracket 209 is clamped by the elastic pick 2071, so that the vibration motor bracket 209 is prevented from rotating.

When the grinding surface hardness is high or the grinding speed is accelerated, the rotating motor 102 is started, the output shaft of the rotating motor 102 drives the rotating base 103 to rotate, the rotating base 103 rotates to drive the rotating rod 104 to rotate, the rotating rod 104 rotates to drive the U-shaped frame 105 to rotate, the U-shaped frame 105 rotates to drive the mounting frame 107 to rotate, it should be noted that a user can add a gasket between the baffle 106 and the U-shaped frame 105 to change the rotating radius of the U-shaped frame 105, the mounting frame 107 rotates to drive the polishing assembly to rotate, at the moment, the mounting frame 107 rotates 90 degrees along the rotating shaft of the U-shaped frame 105, the included angle between the mounting frame 107 and the U-shaped frame 105 is 180 degrees, at the moment, the grinding powder in the grinding basin 201 can be subjected to the centrifugal force pointing to the axis of the rotating motor 102, under the condition that the quality of single grinding powder particles is unchanged, the centripetal acceleration borne by the grinding powder particles is adjusted, the weight of the inside abrasive powder of basin 201 of polishing can be changed to change the distance each other of abrasive powder granule, and the effort that the abrasive powder applied to the part surface.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a precision casting burnishing device which characterized in that: the polishing device comprises a polishing assembly, wherein the polishing assembly comprises a polishing basin (201), a reset plate (203) is fixedly installed on the polishing basin (201), a centering shaft (224) is fixedly installed on the reset plate (203), a swinging ring supporting plate (206) is installed on the centering shaft (224) in a sliding mode, a reset spring (204) is fixedly installed between opposite surfaces of the swinging ring supporting plate (206) and the reset plate (203), a movable pipe (207) is fixedly installed on the swinging ring supporting plate (206), a stirring plate (208) is arranged in the movable pipe (207), the stirring plate (208) is rotatably installed on the centering shaft (224), a swinging ring (205) is rotatably installed on the swinging ring supporting plate (206), and the swinging ring (205) is in sliding fit with the polishing basin (201) through a sliding rod (202); the vibrating motor support (209) is installed through rotation of a vibrating limiting ring (210) on the movable tube (207), a vibrating motor (211) is installed on the vibrating motor support (209) in a fixed mode, a tooth-lacking gear (212) is installed on an output shaft of the vibrating motor (211), an adjusting driven gear (213) is installed on the vibrating motor support (209) in a fixed mode, a base plate (225) is installed on the movable tube (207) in a fixed mode, a vibrating driving gear (216) and a vibrating driven gear (217) are installed on the base plate (225) in a rotating mode, a vibrating side gear (218) is meshed with a gear on the vibrating driving gear (216), a vibrating input gear (220) is fixedly connected with the vibrating side gear (218) through a connecting shaft, a vibrating output gear (221) is meshed with a vibrating output gear (220), and a driving disc (222) is connected to the vibrating output gear (221) through a connecting shaft, base plate (225) fixed mounting is on rotating assembly, rotating assembly include with base plate (225) fixed connection's mounting bracket (107), rotate on mounting bracket (107) and install U-shaped frame (105), slidable mounting has rotary rod (104) on U-shaped frame (105), rotary rod (104) pass through roating seat (103) fixed mounting on the output shaft of rotating electrical machines (102).

2. A precision casting polishing device according to claim 1, wherein: the fixed shaft (224) is slidably mounted on the inner wall of the movable pipe (207), and the poking plate (208) is fixedly provided with a linear poking sheet (2081).

3. A precision casting polishing device according to claim 2, wherein: the number of the sliding rods (202) is at least two, the two sliding rods (202) are connected with the swinging ring (205) in a sliding mode, and the two sliding rods (202) are fixedly installed on the grinding basin (201).

4. A precision casting polishing device according to claim 3, wherein: the swing ring (205) is provided with at least two groups of arc-shaped rack segments with different tooth numbers, and the rack segments are meshed with the gear (212) with missing teeth.

5. A precision casting polishing device according to claim 4, wherein: vibrations spacing ring (210) and movable tube (207) fixed connection, vibrations spacing ring (210) and shock dynamo support (209) normal running fit, movable tube (207) are through elasticity plectrum (2071) and shock dynamo support (209) ratchet cooperation.

6. A precision casting polishing device according to claim 5, wherein: the adjusting driven gear (213) is engaged with an adjusting driving gear (214), an adjusting column (215) is fixedly mounted on the adjusting driving gear (214), and the adjusting column (215) is in running fit with the substrate (225).

7. A precision casting polishing device according to claim 6, wherein: the vibration driving gear (216) and the vibration driven gear (217) are fixedly connected together through a connecting shaft, and the vibration side gear (218) and the vibration input gear (220) are rotatably mounted on the substrate (225) through a vibration gear support (219).

8. A precision casting polishing device according to claim 7, wherein: the vibration output gear (221) and the toggle plate (222) are rotatably mounted on the base plate (225) through a toggle plate support (223), the toggle plate (208) is in sliding fit with the toggle plate support (223), and at least eight rotary toggle pieces (2221) are fixedly arranged on the toggle plate (222).

9. A precision casting polishing device according to claim 8, wherein: one end of the rotary rod (104) far away from the U-shaped frame (105) is fixedly provided with a baffle sheet (106), the rotary motor (102) is fixedly provided with a rotary barrel (101), and the rotary barrel (101) is in running fit with the rotary base (103).