CN219805896U - Polishing force control device and automatic polishing device thereof - Google Patents
Polishing force control device and automatic polishing device thereof Download PDFInfo
- Publication number
- CN219805896U CN219805896U CN202321068778.7U CN202321068778U CN219805896U CN 219805896 U CN219805896 U CN 219805896U CN 202321068778 U CN202321068778 U CN 202321068778U CN 219805896 U CN219805896 U CN 219805896U
- Authority
- CN
- China
- Prior art keywords
- polishing
- motor
- seat
- force control
- control device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 173
- 239000004744 fabric Substances 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000004378 air conditioning Methods 0.000 claims 4
- 239000000428 dust Substances 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000007517 polishing process Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a polishing device, in particular to a polishing force control device and an automatic polishing device thereof. The polishing force control device comprises a polishing motor and a controller, wherein the polishing motor is a variable frequency motor and is connected with the controller; further comprises: the polishing shaft is connected with the polishing motor and used for installing polishing cloth wheels; the polishing motor is arranged on the movable seat; the polishing seat is slidably arranged on the movable seat; the driving device is arranged on the polishing seat and is connected with the movable seat; the controller is also connected with the driving device, and the controller is used for controlling the driving device according to the current fed back by the polishing motor, and the driving device is used for controlling the polishing cloth wheel to press the polishing pressure on the workpiece. The polishing force control device realizes real-time feedback of polishing pressure through the polishing motor, controls the polishing pressure of the polishing cloth wheel on the workpiece through the controller and the driving device, and has simple integral structure, convenient control and reliable pressure control.
Description
Technical Field
The utility model relates to a polishing device, in particular to a polishing force control device and an automatic polishing device thereof.
Background
The automatic compensation mechanism based on constant pressure polishing needs to control the polishing force during polishing, as disclosed in CN114536190A, utilizes the characteristic that the stroke of a cylinder is fixed and the thrust is only related to the air pressure, and utilizes the floating of the cylinder to accurately control the pressure of a first cylinder and a second cylinder, so that the polishing cloth wheel is always attached to a 3D glass concave surface with constant force, the loss of the polishing cloth wheel is automatically compensated, the problem of polishing cloth wheel loss and polishing consistency in the concave surface polishing process of 3D glass is well solved, and the efficient and stable polishing effect is ensured. The whole structure is complex, and the force control of the air cylinder is inaccurate, so that the control reliability is poor.
Disclosure of Invention
In order to solve the problems, the utility model provides a polishing force control device with simple structure and reliable pressure control, which comprises the following specific technical scheme:
the polishing force control device comprises a polishing motor and a controller, wherein the polishing motor is a variable frequency motor and is connected with the controller; further comprises: the polishing shaft is connected with the polishing motor and used for installing polishing cloth wheels; the polishing motor is arranged on the movable seat; the movable seat is slidably arranged on the polishing seat; the driving device is arranged on the polishing seat and is connected with the movable seat; the controller is also connected with the driving device, the controller is used for controlling the driving device according to the current fed back by the polishing motor, and the driving device is used for controlling the polishing cloth wheel to press the polishing pressure on the workpiece.
Through adopting above-mentioned technical scheme, inverter motor can realize the real-time feedback of electric current, the size of current value and the polishing cloth wheel are correlated with on the work piece pressure, if the polishing cloth wheel is big to the pressure of work piece, then inverter motor's electric current is big, if the polishing cloth wheel is little to the pressure of work piece, then inverter motor's electric current is little, consequently, control drive arrangement according to inverter motor's electric current value, drive arrangement drives polishing cloth wheel and removes, control polishing cloth wheel and the distance between the work piece, realize polishing pressure's automatic control, overall structure and control are simple, convenient to use, pressure control is reliable, stability is also good.
Preferably, the polishing device further comprises a rotating bearing seat, wherein the rotating bearing seat is installed on the moving seat, and the polishing shaft is installed on the rotating bearing seat and connected with the polishing motor.
By adopting the technical scheme, the radial force of the motor shaft is reduced by the rotary bearing seat, the polishing motor is protected, and the accuracy of detecting current of the polishing motor can be improved.
Preferably, the polishing device further comprises a transmission device, wherein the transmission device is respectively connected with the polishing motor and the polishing shaft.
Through adopting above-mentioned technical scheme, transmission can make polishing motor keep away from the polishing cloth wheel, avoids polishing motor and work piece interference in the polishing process, makes programming simple.
Further, the transmission device includes: a driving pulley mounted on the polishing motor; a driven pulley mounted on the polishing shaft; and the synchronous belt is respectively connected with the driving belt pulley and the driven belt pulley.
By adopting the technical scheme, the synchronous belt has high transmission precision and can accurately feed back the polishing pressure.
The device further comprises a movable housing, wherein the movable housing is mounted on the movable seat, and the transmission device is positioned in the movable housing.
Through adopting above-mentioned technical scheme, remove the dust that the housing can reduce the polishing and form and to transmission's influence, can improve transmission's life, can guarantee transmission's driven precision simultaneously.
Preferably, the driving device includes: the driving motor is arranged on the polishing seat and is connected with the controller; the driving screw rod is connected with the driving motor; and the driving nut is installed on the driving screw rod and is connected with the movable seat.
By adopting the technical scheme, the transmission precision of the screw rod is high, and the movement of a tiny distance can be realized, so that the polishing pressure is accurately controlled.
Further, the driving motor is a servo motor.
The polishing device further comprises a dustproof cover shell, wherein the dustproof cover shell is installed on the polishing seat, and the driving device is located in the dustproof cover shell.
Through adopting above-mentioned technical scheme, the dust that the dust cover shell formed of preventing polishing enters into in the drive nut, protection drive nut and drive lead screw, improvement life to and the precision of assurance control.
Preferably, the movable seat is slidably mounted inside the polishing seat.
An automatic polishing apparatus comprising: the polishing force control device; and the polishing seat is arranged on the mechanical arm.
Compared with the prior art, the utility model has the following beneficial effects:
the polishing force control device provided by the utility model realizes real-time feedback of polishing pressure through the polishing motor, and controls the polishing pressure of the polishing cloth wheel on the workpiece through the controller and the driving device, so that the polishing force control device has a simple integral structure, is convenient to control and is reliable in pressure control.
Drawings
FIG. 1 is a schematic view of a polishing force control device with a dust-proof housing hidden;
FIG. 2 is a schematic view of a polishing force control device;
FIG. 3 is a side view of a polishing force control device;
FIG. 4 is a schematic view of an assembly of the traveling block, polishing motor and transmission;
fig. 5 is a schematic structural view of an automatic polishing apparatus.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 5, a polishing force control device includes a polishing motor 33, a controller, a polishing shaft 24, a movable seat 21, a polishing seat 51, and a driving device 4. The polishing motor 33 is a variable frequency motor, and the polishing motor 33 is electrically connected with the controller.
The polishing pad 51 and the movable pad 21 are each rectangular frame structures, which are lightweight. The movable base 21 is mounted on a slider 52, the slider 52 is slidably mounted on a linear guide rail 51, the linear guide rail 51 is fixed inside the polishing base 51, and a plurality of sliders 52 are symmetrically arranged at the top and bottom of the movable base 21, and the linear guide rail 51 is symmetrically mounted on the polishing base 51. The movable seat 21 is positioned in the polishing seat 51, so that the stress of the movable seat 21 and the polishing seat 51 is uniform, the strength is ensured, the vibration is reduced, and the control precision and reliability are improved.
The movable base 21 is provided with a rotary bearing base 23, and the polishing shaft 24 is mounted on the rotary bearing base 23. The movable seat 21 is also provided with a dust hood 11, and the polishing cloth wheel 1 is arranged on the polishing shaft 24 and is movably positioned in the dust hood 11. The rotary bearing housing 23 is used to receive radial force at the time of polishing, protect the polishing motor 33, and can improve accuracy of detecting current by the polishing motor 33.
The polishing shaft 24 is connected with the polishing motor 33 through the transmission device 3, and the transmission device 3 can enable the polishing motor 33 to be far away from the polishing cloth wheel 1, so that the polishing motor 33 and a workpiece are prevented from interfering in the polishing process, and programming is simple. Specifically, the transmission device 3 includes a driving pulley, a driven pulley 31, and a synchronous belt 32, the driving pulley is mounted on a polishing motor 33; the driven pulley 31 is mounted on the polishing shaft 24; the timing belt 32 is connected to the driving pulley and the driven pulley 31, respectively. The timing belt 32 has high transmission accuracy and can accurately feed back the polishing pressure.
The movable housing 25 is arranged on the movable seat 21, the movable seat 21 is positioned in the movable housing 25, the movable housing 25 can reduce the influence of dust formed by polishing on the transmission device 3, the service life of the transmission device 3 can be prolonged, and meanwhile, the transmission accuracy of the transmission device 3 can be ensured.
The driving device 4 includes a driving motor 41, a driving screw 44, a driving nut 45, and a screw bearing housing 43. The driving motor 41 is installed on the speed reducer 42, the speed reducer 42 is installed on the top of the polishing seat 51, and the driving screw 44 is installed on the top of the polishing seat 51 through the screw bearing seat 43 and is connected with the speed reducer 42. The driving nut 45 is mounted on the driving screw 44 and is connected with the moving seat 21 through the connecting seat 46. The screw rod has high transmission precision, can realize the movement of a tiny distance, and ensures the accurate control of polishing pressure. Wherein, driving motor 41 is servo motor, and servo motor can improve polishing cloth wheel 1 removal's precision. The top of the polishing seat 51 is provided with a dust-proof housing 47, and the driving device 4 is positioned in the dust-proof housing 47. The dust-proof cover 47 prevents dust formed by polishing from entering the drive nut 45, protects the drive nut 45 and the drive screw 44, improves the service life, and ensures the accuracy of control.
The controller is installed on the polishing seat 51 and is electrically connected with the driving motor 41, the controller is used for controlling the driving device 4 according to the current fed back by the polishing motor 33, and the driving device 4 is used for controlling the polishing pressure of the polishing cloth wheel 1 on the workpiece. The variable frequency motor can realize real-time feedback of current, the magnitude of current value is correlated with the pressure of polishing cloth wheel 1 on the work piece, if polishing cloth wheel 1 is big to the pressure of work piece, then variable frequency motor's electric current is just big, if polishing cloth wheel 1 is little to the pressure of work piece, then variable frequency motor's electric current is just little, consequently control drive arrangement 4 according to variable frequency motor's current value, drive arrangement 4 drives polishing cloth wheel 1 and removes, control polishing cloth wheel 1 and the distance between the work piece, realize polishing pressure's automatic control, overall structure and control are simple, convenient to use, pressure control is reliable, stability is also good.
The load rate can be detected when the polishing cloth contacts with a workpiece, and then the controller and the driving device 4 control the polishing cloth wheel 1 to advance and retreat to reach the set load rate, and the force polishing is maintained, so that the polishing pressure is accurately controlled. The variable frequency motor detects the current value, and the advance and retreat speed and the stroke are controlled by the associated servo motor, so that the polishing pressure is controlled.
Example two
As shown in fig. 5, on the basis of the above-described embodiment, there is provided an automatic polishing apparatus including a polishing force control device and a robot arm 6, and a polishing seat 51 is mounted on the robot arm 6.
The mechanical arm 6 drives the polishing power control device to automatically polish according to a set path, so that the automation degree is high, and the polishing quality is stable and reliable.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art from consideration of the specification and practice of the utility model without the need for inventive faculty, and are within the scope of the claims.
Claims (10)
1. The polishing force control device comprises a polishing motor (33) and a controller, wherein the polishing motor (33) is a variable frequency motor and is connected with the controller; characterized by further comprising:
the polishing shaft (24) is connected with the polishing motor (33) and is used for installing the polishing cloth wheel (1);
a movable base (21), the polishing motor (33) being mounted on the movable base (21);
a polishing seat (51), the movable seat (21) being slidably mounted on the polishing seat (51); a kind of electronic device with high-pressure air-conditioning system
A driving device (4), wherein the driving device (4) is installed on the polishing seat (51) and is connected with the movable seat (21);
the controller is also connected with the driving device (4), the controller is used for controlling the driving device (4) according to the current fed back by the polishing motor (33), and the driving device (4) is used for controlling the polishing cloth wheel (1) to press the workpiece to polish.
2. A polishing force control device according to claim 1, further comprising a rotary bearing housing (23), said rotary bearing housing (23) being mounted on said movable housing (21), said polishing shaft (24) being mounted on said rotary bearing housing (23) and being connected to said polishing motor (33).
3. A polishing force control device according to claim 2, further comprising a transmission (3), said transmission (3) being connected to said polishing motor (33) and said polishing shaft (24), respectively.
4. A polishing force control device according to claim 3, characterized in that the transmission (3) comprises:
a driving pulley mounted on the polishing motor (33);
-a driven pulley (31), said driven pulley (31) being mounted on said polishing axis (24); a kind of electronic device with high-pressure air-conditioning system
And a timing belt (32), wherein the timing belt (32) is connected to the driving pulley and the driven pulley (31), respectively.
5. A polishing force control device according to claim 3, characterized by a mobile housing (25), said mobile housing (25) being mounted on said mobile seat (21), said transmission means (3) being located inside said mobile housing (25).
6. A polishing force control device according to any one of claims 1-5, characterized in that said driving device (4) comprises:
a drive motor (41), wherein the drive motor (41) is installed on the polishing seat (51) and is connected with the controller;
a drive screw (44), the drive screw (44) being connected to the drive motor (41); a kind of electronic device with high-pressure air-conditioning system
And the driving nut (45) is arranged on the driving screw rod (44) and is connected with the movable seat (21).
7. A polishing force control device according to claim 6, characterized in that the drive motor (41) is a servo motor.
8. A polishing force control device according to claim 6, further comprising a dust-proof housing (47), said dust-proof housing (47) being mounted on said polishing pad (51), said drive means (4) being located within said dust-proof housing (47).
9. A polishing force control device according to any one of claims 1-5, characterized in that the movable seat (21) is slidably mounted inside the polishing seat (51).
10. An automatic polishing apparatus, comprising:
a polishing force control device of claim 1; a kind of electronic device with high-pressure air-conditioning system
And the polishing seat (51) is arranged on the mechanical arm (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321068778.7U CN219805896U (en) | 2023-04-30 | 2023-04-30 | Polishing force control device and automatic polishing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321068778.7U CN219805896U (en) | 2023-04-30 | 2023-04-30 | Polishing force control device and automatic polishing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219805896U true CN219805896U (en) | 2023-10-10 |
Family
ID=88214963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321068778.7U Active CN219805896U (en) | 2023-04-30 | 2023-04-30 | Polishing force control device and automatic polishing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219805896U (en) |
-
2023
- 2023-04-30 CN CN202321068778.7U patent/CN219805896U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101707181B (en) | Chip pick-and-place control method and device | |
| CN110842688A (en) | Automatic polishing system for welding seams on car roof | |
| CN213352045U (en) | Multi-directional force control compensation structure of grinding and polishing equipment | |
| CN219805896U (en) | Polishing force control device and automatic polishing device thereof | |
| CN112605808A (en) | Double-station abrasive belt machine | |
| CN212706144U (en) | Plane grinding device loaded by electric machine | |
| CN212042999U (en) | Automatic angle regulation's rack grinding machine | |
| CN216422106U (en) | Force control compensation device and five-axis numerical control grinding machine | |
| CN216463647U (en) | Small grinding head polishing equipment for multi-axis optical element | |
| CN215847502U (en) | Be applied to automation equipment that piezoceramics piece silver layer oxide film polished | |
| CN110497430A (en) | A kind of Multi-station precision manipulator | |
| CN214237579U (en) | Abrasive belt machine | |
| CN215825084U (en) | Wheel-shaped floating milling and grinding polishing equipment | |
| CN211136630U (en) | CNC processing grinding machine | |
| CN211966197U (en) | Rack grinding machine | |
| CN211439305U (en) | Disc brake pad inner and outer arc edge chamfer grinding machine | |
| CN209036212U (en) | Special-shaped small precision part grinding device | |
| CN112247531A (en) | Assembling equipment for bearing rod of rolling mill | |
| CN214685932U (en) | Grinding equipment capable of adjusting pressure immediately | |
| CN110900554A (en) | Automatic marking and dotting mechanical device for medium and small platforms | |
| CN106077720B (en) | A kind of novel piston irregular excircle high frequency sound servo saddle | |
| CN112975692B (en) | Grinding equipment capable of adjusting pressure immediately | |
| CN220592278U (en) | Workpiece machining device | |
| CN218856487U (en) | Three-axis numerically controlled grinder | |
| CN217996015U (en) | Automatic feeding and discharging manipulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |