CN217860484U

CN217860484U - Variable-speed rotating 3D track polishing equipment

Info

Publication number: CN217860484U
Application number: CN202220992959.8U
Authority: CN
Inventors: 姜永权; 唐家兵
Original assignee: Guangdong Green Precision Components Co Ltd
Current assignee: Guangdong Green Precision Components Co Ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-11-22
Anticipated expiration: 2032-04-27

Abstract

The utility model discloses a rotatory 3D orbit equipment of polishing of variable speed, a serial communication port, include: a frame for mounting the working device; the variable-speed rotating mechanism comprises a first support frame arranged on the rack, a rotating shaft rotationally connected to the first support frame, a first motor driving the rotating shaft to rotate and a jig arranged on the rotating shaft; grinding machanism includes six robots, locates a plurality of vibrations polisher and the abrasive paper of connecting on vibrations polisher of six robots's drive end. The utility model discloses it is rotatory to set up variable speed rotary mechanism in the frame and drive the work piece variable speed, switch different vibrations polisher through six robots, make different abrasive paper and high-speed rotatory work piece butt, carry out automatic 3D burnishing and polishing to the work piece, replace artifical burnishing and polishing, reduce the recruitment, improve production efficiency, reduction in production cost satisfies the mass production demand of enterprise, and the stability and the uniformity of automatic burnishing and polishing are good, off-the-shelf surface quality is guaranteed.

Description

Variable-speed rotating 3D track polishing equipment

Technical Field

The utility model relates to an injection molding technical field that polishes, concretely relates to rotatory 3D orbit of variable speed equipment of polishing.

Background

Precision injection molding is used in a large number to intelligent terminal outward appearance structure. With the development of intelligent terminals, the requirements of customers on appearance refinement are higher and higher. However, the injection-molded plastic structural member has poor appearance such as mold-clamping lines left on the surface thereof, and the surface thereof needs to be polished to meet the surface quality requirement of the intelligent terminal precision structural member.

In the prior art, a joint line is manually removed by repeatedly grinding through abrasive paper friction, and the whole appearance surface is polished until satisfactory surface quality is obtained. The stability and the uniformity that the manual work carries out surface treatment are relatively poor, especially polish the spherical product that the joint line is located the 3D curved surface, and the surface quality of artifical burnishing and polishing can't obtain effective guarantee, can't satisfy enterprise mass production demand, and this kind of production mode of artifical manual polishing need occupy a large amount of labours, and production efficiency is low, and manufacturing cost is high, has still increased workman's intensity of labour.

SUMMERY OF THE UTILITY MODEL

The utility model aims at designing a rotatory 3D orbit equipment of polishing of variable speed to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a variable speed rotary 3D trajectory grinding apparatus comprising: a frame for mounting the working device; the variable-speed rotating mechanism is arranged on the rack and used for driving a workpiece to rotate at variable speeds, and comprises a first support frame arranged on the rack, a rotating shaft rotationally connected to the first support frame, a first motor driving the rotating shaft to rotate and a jig arranged on the rotating shaft; grinding machanism is located variable speed rotary mechanism top, will on the tool the work piece polish, including six robots, locate a plurality of vibrations polisher of the drive end of six robots and connect in the abrasive paper on the vibrations polisher.

Furthermore, still be equipped with a plurality of abrasive paper on the frame and promote feed mechanism, abrasive paper unloading mechanism.

Further, abrasive paper promotes feed mechanism is including locating storage silo in the frame and inciting somebody to action the lifting machine that the abrasive paper in the storage silo promoted one by one.

Furthermore, the lifting machine comprises a second support frame arranged on the rack, the upper end and the lower end of the second support frame are respectively and rotatably connected with a driving wheel and a driven wheel, the driving wheel and the driven wheel are wrapped and connected by a conveyor belt, a lifting plate is fixedly connected onto the conveyor belt, and the driving wheel is driven by a second motor to rotate.

Further, be equipped with on the second support frame and be used for making the new abrasive paper of changing with the antifriction bearing that vibrations polisher compresses tightly the laminating.

Furthermore, abrasive paper unloading mechanism includes the third support frame and locates cylinder on the third support frame.

Further, all sides of variable speed rotary mechanism are equipped with the catch basin, the catch basin bottom is connected with the water pump, the water pump through main water pipe with water extraction extremely the drive terminal department of six robots shunts to many branch road water pipes, the delivery port of branch road water pipe corresponds the department of polishing of vibrations polisher, be equipped with the ooff valve on the branch road water pipe.

The utility model has the advantages that: compared with the prior art, the utility model discloses it is rotatory to set up variable speed rotary mechanism and drive the work piece variable speed in the frame, switch different vibrations polisher through six robots, make different abrasive paper and high-speed rotatory work piece butt, carry out automatic 3D burnishing and polishing to the work piece, replace artifical manual burnishing and polishing, automatic burnishing and polishing's stability and uniformity are good, off-the-shelf surface quality has been guaranteed, especially, be fit for the burnishing and polishing batch processing of spherical injection molding, and the recruitment that can reduce in a large number, and the production efficiency is improved, the production cost is reduced, satisfy the mass production demand of enterprise.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the variable-speed rotating 3D trajectory polishing apparatus of the present invention;

fig. 2 is a schematic structural view of the variable speed rotating mechanism of the present invention;

fig. 3 is a schematic structural view of the variable speed rotating mechanism with the waterproof cover of the present invention;

fig. 4 is a schematic structural view of the polishing mechanism of the present invention;

fig. 5 is a schematic structural view of the sand paper lifting and feeding mechanism of the present invention;

FIG. 6 is a schematic structural view of the abrasive paper feeding mechanism of the present invention;

the names of the components marked in the figures are as follows: 1. a frame; 2. a controller; 3. the sand paper lifting and feeding mechanism; 31. a second support frame; 32. a driving wheel; 33. lifting the plate; 34. a first sensor; 35. a second motor; 36. a storage bin; 37. a second sensor; 38. a rolling bearing; 39. a driven wheel; 40. a conveyor belt; 4. a polishing mechanism; 41. a six-axis robot; 42. vibrating the sander; 43. grinding abrasive paper; 5. a sand paper blanking mechanism; 51. a third support frame; 511. a fixing plate; 52. a cylinder; 53. a notch; 6. a variable speed rotation mechanism; 61. a first support frame; 62. a jig; 63. a rotating shaft; 64. a first motor; 65. a waterproof cover; 7. a water storage tank; 71. a water through hole; 72. a water tank; 80. a main water pipe; 81. An on-off valve; 82. a branch water pipe.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, only some embodiments, not all embodiments, of the present invention are described. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the utility model discloses a rotatory 3D orbit equipment of polishing of variable speed, include: the machine frame 1 is used for installing a variable speed rotating mechanism 6 and a polishing mechanism 4; the variable-speed rotating mechanism 6 is arranged on the rack 1 and used for driving a workpiece arranged on the jig 62 to rotate at variable speeds, and comprises a first support frame 61 arranged on the rack 1, a rotating shaft 63 rotationally connected to the first support frame 61, a first motor 64 driving the rotating shaft 63 to rotate and the jig 62 arranged on the rotating shaft 63; in this embodiment, the rotating shaft 63 is driven to rotate by the way of the servo motor driving the synchronizing wheel, so as to drive the jig 62 to rotate, the jig 62 adopts a hemispherical profiling structure, the semi-finished product is manually loaded onto the jig 62, the motor is started to rapidly rotate the product, and the first motor 64 can set the speed change according to different friction program requirements. The grinding mechanism 4 is positioned above the variable-speed rotating mechanism 6 and used for grinding and polishing workpieces on the jig 62, and comprises a six-axis robot 41 arranged on the rack 1, a plurality of vibration grinders 42 arranged at the driving ends of the six-axis robot 41 and grinding paper 43 connected to the vibration grinders 42, wherein the six-axis robot 41 drives the vibration grinders 42 to be close to the jig 62, so that the grinding paper 43 on the vibration grinders 42 is abutted to the semi-finished product, and the six-axis robot 41 moves along a 3D track according to a set program, so that the semi-finished product is fully ground, and the production efficiency is greatly improved; thereby six changeable different angles of robot 41 switch vibrations polisher 42 to switch the abrasive paper 43 of different thickness degree, carry out different meticulous processings of polishing, when switching abrasive paper 43, first motor 64 is according to the corresponding conversion rotational speed of requirement, thereby can form the product that different polishing degree required by a set of machine, generally continues the coarse polishing at a slow speed earlier, and the back is fine and is polished fast, procedures such as back quick polishing.

Still be equipped with a plurality of abrasive paper on the frame 1 and promote feed mechanism 3, abrasive paper unloading mechanism 5. The sandpaper lifting and feeding mechanism 3 comprises a storage bin 36 arranged on the frame 1 and a lifting machine for lifting the sandpaper 43 in the storage bin 36 one by one. The lifting machine is including locating second support frame 31 in frame 1, and both ends rotate respectively about second support frame 31 to be connected with action wheel 32, follow driving wheel 39, with action wheel 32 and the conveyer belt 40 of following driving wheel 39 cladding connection, fixedly connected with lifting plate 33 on the conveyer belt 40, action wheel 32 rotates and is driven by second motor 35. The sandpaper blanking mechanism 5 includes a third support frame 51 and an air cylinder 52 provided on the third support frame 51. The upper end and the lower end of the second supporting frame 31 are respectively provided with a first sensor 34 for controlling the speed of the stable driving of the second motor 35, and one side of the storage bin 36 is provided with a second sensor 37 for detecting the lifting in-place sensing of the abrasive paper 43. In this embodiment, the abrasive paper 43 is connected to the vibration sander 42 by a hook and loop structure; the two sand paper lifting and feeding mechanisms 3 are used for installing two kinds of sand paper 43 with different thicknesses, so that the two vibration grinders 42 are correspondingly arranged, the second motor 35 is started to drive the driving wheel 32 to drive the conveying belt 40 to move, the lifting plate 33 connected to the conveying belt 40 is driven to move upwards, the sand paper 43 in the storage bin 36 is pushed to ascend one by one, and the second sensor 37 senses the arrival of the sand paper 43; after a certain number of abrasive papers 43 on the grinding mechanism 4 are processed according to a set value, the six-axis robot 41 drives the vibration grinding machine 42 to the abrasive paper blanking mechanism 5, the driving end of the air cylinder 52 drives the abrasive papers 43 on the vibration grinding machine 42 to be clamped on the fixing plate 511 of the third support frame 51, and the six-axis robot 41 moves according to a set track, so that the used abrasive papers 43 are torn off, the driving end of the air cylinder 52 returns, and the abrasive papers 43 fall into the waste bin below the notch 53; six robots 41 drive vibrations polisher 42 moves to abrasive paper and promotes feed mechanism 3 department, pastes new abrasive paper 43 to complete abrasive paper's automatic replacement saves artifical labour, can set for procedure make full use of abrasive paper 43 simultaneously, avoids abrasive paper 43 extravagant, reduces the production input of consumptive material.

The second supporting frame 31 is provided with a rolling bearing 38 for pressing and bonding a new piece of sandpaper 43 to be replaced to the vibration sander 42. After the six-axis robot 41 sticks the new abrasive paper 43 to the storage bin 36, the six-axis mechanical arm path is set to roll and press the new abrasive paper 43 on the rolling bearing 38 once, so that the new abrasive paper 43 can be completely attached to the magic tape.

The water storage tank 7 is arranged on the periphery of the variable-speed rotating mechanism 6, a water pump (the position information of the water storage tank does not affect other mechanisms inside the frame and is not shown in the figure) is connected to the bottom of the water storage tank 7, the water pump pumps water to the driving end of the six-axis robot 41 through a main water pipe 80, the main water pipe 80 is communicated with a plurality of branch water pipes 82, and switch valves 81 are arranged on the branch water pipes 82. In this embodiment, the bottom of the water tank is provided with a water through hole 71, the water is collected in the middle water tank 72, the bottom of the water tank 72 is tapered, so that water is better collected, when which vibration polisher 42 is responsible for polishing, the controller 2 responds to the opening and closing of the switch valve 81 on the branch water pipe 82 corresponding to the vibration polisher 42 to spray water to the polished position, so that on one hand, dust can be reduced, pollution and injury to the body of an operator can be avoided, on the other hand, the temperature of a product can be reduced, scalding caused by high-speed rotation friction can be prevented, and bad appearance of the product can be avoided; in order to prevent the water spray from causing circuit failure to the surrounding equipment, a waterproof cover 65 is added to the first motor 64, the second motor 35, and the like.

The working principle of the embodiment is as follows:

the method comprises the following steps: debugging equipment, and checking the running track of the six-axis robot 41, the water quantity in the water tank 72 and the storage quantity of the abrasive paper 43 in the storage bin 36;

step two: an operator sleeves the hemispherical semi-finished product on the jig 62, equipment is started, the first motor 64 drives the jig 62 to drive the product to rotate, the six-axis robot 41 drives the vibration polisher 42 to move towards the jig 62, abrasive paper 43 is abutted to the product to polish, the six-axis robot 41 moves according to a set program in a 3D track, and all parts of the curved surface of the product are fully polished;

step three: after the second step is completed according to the program, the driving end of the six-axis robot 41 rotates, another vibration grinding machine 42 is switched to enable the fine grinding paper 43 to be switched, the second step is repeated, product polishing is carried out until the automatic grinding and polishing of the product are completed, the six-axis robot 41 resets, an operator takes off the finished product and replaces the next semi-finished product to repeat the operations;

step four: after a certain amount of semi-finished products are processed, the abrasive paper 43 on the vibration polisher 42 is fully worn, the six-axis robot 41 drives the vibration polisher 42 to the abrasive paper blanking mechanism 5, the driving end of the air cylinder 52 drives the abrasive paper 43 on the vibration polisher 42 to be clamped on the fixing plate 511 of the third support frame 51, and the six-axis robot 41 moves according to a set track, so that the used abrasive paper 43 is torn off; then the six-axis robot 41 moves to the abrasive paper lifting and feeding mechanism 3 to stick new abrasive paper 43, then the six-axis robot 41 drives the vibration sander 42 to roll the new abrasive paper 43 on the rolling bearing 38 once according to the path, and the other vibration sander 42 is replaced in the same way, so that the automatic replacement of the abrasive paper 43 is realized;

set up variable speed rotary mechanism 6 and drive the variable-speed rotation of work piece in frame 1, switch different vibrations polisher 42 through six robots 41, make different abrasive paper 43 and the high-speed rotatory work piece butt, polish, thereby replace manual operation, the realization is polished to the automation of work piece, reduce labour's input, high production efficiency, low cost, satisfy the enterprise production demand, off-the-shelf stability is better simultaneously, off-the-shelf quality can be guaranteed.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that the present invention is not limited to the particular embodiments disclosed, but is intended to cover various modifications, equivalents and alternatives falling within the spirit and scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a variable speed rotation 3D orbit equipment of polishing which characterized in that includes:

the machine frame (1) is used for installing the variable speed rotating mechanism (6) and the polishing mechanism (4);

the variable-speed rotating mechanism (6) is arranged on the rack (1) and comprises a first support frame (61) arranged on the rack (1), a rotating shaft (63) rotationally connected to the first support frame (61), a first motor (64) driving the rotating shaft (63) to rotate and a jig (62) arranged on the rotating shaft (63);

grinding machanism (4), be located variable speed rotary mechanism (6) top for with work piece on tool (62) is polished, including installing six robots (41) in frame (1), locating a plurality of vibrations polisher (42) of the drive end of six robots (41) and connect in abrasive paper (43) on vibrations polisher (42).

2. The variable speed rotational 3D trajectory grinding apparatus of claim 1, wherein: still be equipped with a plurality of abrasive paper on frame (1) and promote feed mechanism (3), abrasive paper unloading mechanism (5).

3. The variable speed rotational 3D trajectory sharpening device of claim 2, wherein: abrasive paper promotes feed mechanism (3) including locating storage silo (36) and general on frame (1) the lifting machine that abrasive paper (43) in storage silo (36) promoted one by one.

4. The variable speed rotational 3D trajectory sharpening device of claim 3, wherein: the elevator comprises a second support frame (31) arranged on the rack (1), the upper end and the lower end of the second support frame (31) are respectively and rotatably connected with a driving wheel (32) and a driven wheel (39), a conveyor belt (40) is used for cladding and connecting the driving wheel (32) and the driven wheel (39), a lifting plate (33) is fixedly connected onto the conveyor belt (40), and the driving wheel (32) is driven by a second motor (35) to rotate.

5. The variable speed rotational 3D trajectory sharpening device of claim 4, wherein: and a rolling bearing (38) used for enabling the replaced new abrasive paper (43) to be tightly pressed and attached with the vibration polisher (42) is arranged on the second support frame (31).

6. The variable speed rotational 3D trajectory sharpening device of claim 2, wherein: abrasive paper unloading mechanism (5) include third support frame (51) and locate cylinder (52) on third support frame (51).

7. The variable speed rotational 3D trajectory sharpening device of claim 1, wherein: the week side of variable speed rotary mechanism (6) is equipped with catch basin (7), catch basin (7) bottom is connected with the water pump, the water pump through main water pipe (80) with water extraction extremely the drive terminal department of six axis robot (41) shunts to many branch road water pipe (82), the delivery port of branch road water pipe (82) corresponds the department of polishing of vibrations polisher (42), be equipped with ooff valve (81) on branch road water pipe (82).