CN216030056U

CN216030056U - Swing type polishing machine

Info

Publication number: CN216030056U
Application number: CN202121725137.5U
Authority: CN
Inventors: 李佳
Original assignee: Ningbo Minth Automotive Parts Research and Development Co Ltd
Current assignee: Ningbo Minth Automotive Parts Research and Development Co Ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-03-15
Anticipated expiration: 2031-07-27

Abstract

The utility model provides a swinging type polishing machine, which belongs to the technical field of polishing equipment and comprises the following components: a frame provided with a linear guide rail; the spindle driving mechanism comprises a first motor, a spindle, a polishing wheel and a moving seat, the moving seat is movably connected with the linear guide rail, the first motor is connected with the moving seat, the spindle is in linkage connection with the first motor, and the polishing wheel is connected with the spindle; the reciprocating swing mechanism comprises a second motor, an eccentric wheel disc and a connecting rod, the second motor is fixedly connected with the rack, the eccentric wheel disc is connected with the second motor in a linkage mode, one end of the connecting rod is hinged to the eccentric wheel disc, and the other end of the connecting rod is hinged to the movable seat. The utility model has the beneficial effects that: the utility model provides a be applicable to the robot burnishing machine, this burnishing machine can realize reciprocating motion in the main shaft direction for the robot need not to sway in the main shaft direction, and simple structure, stability are high, easy maintenance.

Description

Swing type polishing machine

Technical Field

The utility model belongs to the technical field of polishing equipment, and relates to a swinging type polishing machine.

Background

The robot polishing is a production process which finishes polishing operation by holding a tool jig for clamping a product by a robot and matching with a polishing cloth wheel to swing so as to enable the surface of the product to be bright and smooth. The method is generally applied to the field of polishing production of aluminum alloy products.

In the robot polishing process of bright strip products such as automobile water cutting, decorative strips and the like, the conventional polishing machine has the advantages of single function, short maintenance period and low working efficiency.

When the robot grabs a tool jig and polishes with a cloth wheel, in order to meet the requirements of the process, the robot needs to circularly swing at high frequency in the direction of a main shaft while grabbing the jig, and the swinging of the jig in the direction of the main shaft needs to be realized by swinging of the shaft A2 of the robot, but the long-time swinging can cause the damage of the shaft A2 of the robot, so that the service life of the robot is reduced, in addition, the maintenance cost of the shaft A2 of the robot is high, and the swinging efficiency of the robot is lower.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a swing type polishing machine.

The purpose of the utility model can be realized by the following technical scheme: a rocking polisher comprising:

a frame provided with a linear guide rail;

the spindle driving mechanism comprises a first motor, a spindle, a polishing wheel and a moving seat, the moving seat is movably connected with the linear guide rail, the first motor is connected with the moving seat, the spindle is in linkage connection with the first motor, and the polishing wheel is connected with the spindle;

the reciprocating swing mechanism comprises a second motor, an eccentric wheel disc and a connecting rod, the second motor is fixedly connected with the rack, the eccentric wheel disc is connected with the second motor in a linkage mode, one end of the connecting rod is hinged to the eccentric wheel disc, and the other end of the connecting rod is hinged to the movable seat.

Preferably, the spindle driving mechanism further comprises a first driving wheel, a second driving wheel and a driving belt, the first driving wheel is connected with the first motor, the second driving wheel is connected with the spindle, and the first driving wheel is in linkage connection with the second driving wheel through the driving belt.

Preferably, the reciprocating swing mechanism further comprises a speed reducer, the speed reducer is connected with the second motor, and the eccentric wheel disc is connected with the speed reducer.

Preferably, the speed reducer is provided with two output shafts, the number of the eccentric wheel discs is two, and the two eccentric wheel discs are respectively connected with the two output shafts.

Preferably, the main shaft and the linear guide rail are arranged in parallel.

Preferably, the frame is further provided with a buffer base.

Preferably, the frame is further provided with a guniting mounting bracket.

Preferably, the movable seat is provided with two supporting seats, and two ends of the main shaft are respectively connected with the two supporting seats.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model provides a be applicable to the robot burnishing machine, this burnishing machine can realize reciprocating motion in the main shaft direction for the robot need not to sway in the main shaft direction, and simple structure, stability are high, easy maintenance.

2. Two ends of the transmission belt are respectively sleeved on the first transmission wheel and the second transmission wheel, the first transmission wheel is in key connection with an output shaft of the first motor, and the second transmission wheel is in key connection with the main shaft, so that the first motor is connected with the main shaft through the transmission belt; this maximizes the mounting of the spindle with the polishing wheel and makes the spindle drive more compact.

3. The eccentric wheel disc drives the connecting rod to drive the movable seat, so that the polishing wheel starts to axially swing according to a preset amplitude, more friction force can be generated between a product to be polished and the polishing wheel, the cutting force is improved, more uniform consumption of the wheel surface of the polishing wheel is realized, the polishing quality is further improved, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of the rocking polisher of the present invention.

FIG. 2 is a top view of the rocking polisher of the present invention.

FIG. 3 is a side view of the rocking polisher of the present invention.

FIG. 4 is a front view of the rocking polisher of the present invention.

Fig. 5 is a schematic structural diagram of the reciprocating swing mechanism of the present invention.

In the figure, 100, a rack; 110. a buffer base; 120. a guniting mounting bracket; 130. a linear guide rail; 200. a spindle drive mechanism; 210. a first motor; 211. a first drive pulley; 220. a main shaft; 221. a second transmission wheel; 230. a polishing wheel; 240. a movable seat; 250. a transmission belt; 260. a supporting seat; 300. a reciprocating swing mechanism; 310. a second motor; 320. an eccentric wheel disc; 330. a connecting rod; 340. a speed reducer; 341. and an output shaft.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3, 4, and 5, a swing polisher includes: the polishing machine comprises a machine frame 100, a main shaft driving mechanism 200 and a reciprocating swing mechanism 300, wherein the main shaft driving mechanism 200 can realize a polishing function, the reciprocating swing mechanism 300 can drive the main shaft driving mechanism 200 to do reciprocating motion, and a high-frequency swing function can be realized in the direction of a main shaft 220.

When the swing type polishing machine is matched with a robot for polishing, the robot drives a workpiece to move through a jig, the polishing machine can polish the workpiece, the robot does not need to drive the workpiece to swing through the active high-frequency swing in the direction of the main shaft 220 (namely, the robot does reciprocating motion in the direction of the main shaft 220), so that the shaft A2 of the robot does not need to swing, the damage to the shaft A2 is avoided, and the service life of the robot is prolonged.

The polishing machine is suitable for robot polishing, can realize reciprocating motion in the direction of the main shaft 220, enables the robot not to swing in the direction of the main shaft 220, and is simple in structure, high in stability and easy to maintain.

A frame 100 provided with a linear guide 130; the frame 100 is similar to a square frame structure, and the linear guide 130 can guide the movement of the spindle driving mechanism 200.

The spindle driving mechanism 200 includes a first motor 210, a spindle 220, a polishing wheel 230, and a movable base 240, wherein the movable base 240 is movably connected to the linear guide 130, the first motor 210 is connected to the movable base 240, the spindle 220 is connected to the first motor 210 in a linkage manner, and the polishing wheel 230 is connected to the spindle 220.

Preferably, the polishing wheel 230 is configured as a polishing cloth wheel, the spindle 220 can drive the polishing wheel 230 to rotate, such that, and the spindle 220 is rotatably connected to the movable base 240, the first motor 210 is fixedly connected to the movable base 240, the first motor 210 can drive the spindle 220 to rotate, the movable base 240 can drive the spindle 220 and the first motor 210 to move along the linear guide 130, and the linear guide 130 is disposed along an axial direction of the spindle 220, such that the spindle 220 and the polishing wheel 230 can reciprocate along the axial direction of the spindle 220.

The reciprocating swing mechanism 300 comprises a second motor 310, an eccentric wheel 320 and a connecting rod 330, wherein the second motor 310 is fixedly connected with the frame 100, the eccentric wheel 320 is connected with the second motor 310 in a linkage manner, one end of the connecting rod 330 is hinged to the eccentric wheel 320, and the other end of the connecting rod 330 is hinged to the movable base 240.

Preferably, the reciprocating swing mechanism 300 can drive the moving seat 240 to move, the second motor 310 drives the eccentric rotary table to rotate, the eccentric rotary table is provided with a hinge shaft, and the connecting rod 330 is hinged to the eccentric rotary table through the hinge shaft, so that the moving seat 240 can be driven by the connecting rod 330 to reciprocate when the eccentric rotary table rotates.

The swing distance can be controlled by adjusting the eccentric distance of the eccentric disc, thereby adjusting the moving stroke of the moving base 240; the amplitude of the swing is controlled by the second motor 310, so as to adjust the moving speed of the movable base 240 to meet different polishing process requirements.

In addition, the speed reducing motor and the connecting rod 330 with multiple pitches are adopted in the reciprocating swing mechanism 300 of the equipment, the swing frequency and amplitude can be simply adjusted, and the automation degree of the equipment is improved. The equipment can be suitable for polishing of various water cutting and decoration strip products, particularly for a plurality of products needing polishing in the automobile industry at present, particularly for aluminum alloy extruded and stamped products.

As shown in fig. 1, 2, 3 and 4, in addition to the above embodiment, the spindle driving mechanism 200 further includes a first driving wheel 211, a second driving wheel 221 and a driving belt 250, the first driving wheel 211 is connected to the first motor 210, the second driving wheel 221 is connected to the spindle 220, and the first driving wheel 211 is linked to the second driving wheel 221 through the driving belt 250.

Preferably, two ends of the transmission belt 250 are respectively sleeved on the first transmission wheel 211 and the second transmission wheel 221, the first transmission wheel 211 is in key joint with the output shaft 341 of the first motor 210, and the second transmission wheel 221 is in key joint with the main shaft 220, so that the first motor 210 is connected with the main shaft 220 through the transmission belt 250; this enables the spindle 220 to mount the polishing wheel 230 maximally and makes the structure of the spindle driving mechanism 200 more compact.

As shown in fig. 1 and 5, in addition to the above embodiment, the reciprocating swing mechanism 300 further includes a speed reducer 340, the speed reducer 340 is connected to the second motor 310, and the eccentric wheel 320 is connected to the speed reducer 340. Preferably, the reducer 340 can provide sufficient torque so that the link 330 has sufficient driving force.

As shown in fig. 1 and 5, in addition to the above embodiment, the speed reducer 340 is provided with two output shafts 341, the number of the eccentric disks 320 is two, and the two eccentric disks 320 are respectively connected to the two output shafts 341.

Preferably, the two output shafts 341 of the speed reducer 340 can drive the two eccentric discs 320 to move, in an actual structure, the two output shafts 341 can be arranged at two ends of the shaft body, the number of the connecting rods 330 is two, and the two connecting rods 330 are respectively hinged with the two eccentric discs 320.

The structure of the two connecting rods 330 can ensure the stability of the reciprocating motion of the main shaft driving mechanism 200 and the service life; when the second motor 310 is operated, the two eccentric discs 320 rotate to drive the two connecting rods 330.

As shown in fig. 1, in the above embodiment, the main shaft 220 is disposed in parallel with the linear guide 130. Preferably, this can move the movable base 240 along the axial direction of the spindle 220, so as to reciprocate the polishing wheel 230 along the direction of the spindle 220.

As shown in fig. 1 and 3, in addition to the above embodiments, the frame 100 is further provided with a buffer base 110. Preferably, the buffer base 110 is disposed at the bottom of the frame 100, and the frame 100 is connected to the ground through the buffer base 110, and the buffer base 110 can resolve the vibration of the frame 100 during polishing.

As shown in fig. 1 and 3, in addition to the above embodiments, the frame 100 is further provided with a guniting mounting bracket 120. Preferably, the slurry spraying mounting bracket 120 can mount a slurry spraying mechanism, and the slurry spraying mechanism can face the polishing wheel 230, so that the workpiece is sprayed toward the workpiece and the polishing wheel 230 during polishing, thereby ensuring the polishing effect.

As shown in fig. 1 and 3, in the above embodiment, the movable base 240 is provided with two support bases 260, and both ends of the main shaft 220 are respectively connected to the two support bases 260. Preferably, the two supporting seats 260 are actually left and right vertical plates, and the two supporting seats 260 can support the rotating shaft, so that the rotating shaft can rotate on the two supporting seats 260.

As shown in fig. 1, 3 and 5, before the polishing machine works, the spindle 220 is provided with the corresponding polishing wheel 230, the first motor 210 starts working, and the spindle 220 operates according to the required rotation speed. The robot of the tool jig with the product enables the product to be attached to the polishing wheel 230 through the edited path, the second motor 310 starts to operate, and the eccentric wheel disc 320 drives the connecting rod 330 to drive the moving seat 240, so that the polishing wheel 230 starts to axially swing according to a preset amplitude, more friction force can be generated between the product to be polished and the polishing wheel 230, the cutting force is improved, more uniform consumption of the wheel surface of the polishing wheel 230 is realized, the polishing quality is further improved, and the working efficiency is improved.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims

1. A rocking polisher, comprising:

a frame provided with a linear guide rail;

2. The rocking polisher of claim 1 with: the spindle driving mechanism further comprises a first driving wheel, a second driving wheel and a driving belt, the first driving wheel is connected with the first motor, the second driving wheel is connected with the spindle, and the first driving wheel is in linkage connection with the second driving wheel through the driving belt.

3. The rocking polisher of claim 1 with: the reciprocating swing mechanism further comprises a speed reducer, the speed reducer is connected with the second motor, and the eccentric wheel disc is connected with the speed reducer.

4. The rocking polisher of claim 3 with: the speed reducer is provided with two output shafts, the number of the eccentric wheel discs is two, and the two eccentric wheel discs are connected with the two output shafts respectively.

5. The rocking polisher of claim 1 with: the main shaft and the linear guide rail are arranged in parallel.

6. The rocking polisher of claim 1 with: the frame is also provided with a buffer base.

7. The rocking polisher of claim 6 with: the frame is also provided with a guniting mounting bracket.

8. The rocking polisher of claim 2 with: the movable seat is provided with two supporting seats, and two ends of the main shaft are respectively connected with the two supporting seats.