CN210819081U - Floated low friction structure main shaft - Google Patents
Floated low friction structure main shaft Download PDFInfo
- Publication number
- CN210819081U CN210819081U CN201921842064.0U CN201921842064U CN210819081U CN 210819081 U CN210819081 U CN 210819081U CN 201921842064 U CN201921842064 U CN 201921842064U CN 210819081 U CN210819081 U CN 210819081U
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- main shaft
- cylinder
- housing
- spindle
- motor
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a floated low friction structure main shaft, including main shaft housing, main shaft housing one end is connected with the cylinder, the cylinder pole end of cylinder is connected and is driven a motor and slide along main shaft housing's inner wall, the pivot of motor is connected and is driven there is main shaft rotating shaft core, main shaft rotating shaft core is connected and is driven bistrique rotary work through corresponding connecting axle. The utility model discloses the main shaft can have the rotation moment of torsion simultaneously and apply decurrent pressure, and the main shaft is exerted pressure stability, controllable on the product downwards in the course of working to can not receive polishing material wearing and tearing and the dimensional tolerance influence of product itself, can last, stable output pressure, guarantee the uniformity and the higher efficiency of processing.
Description
Technical Field
The utility model relates to a polishing/sweep light/grind technical field, concretely relates to floated low friction structure main shaft.
Background
The polishing equipment is used for polishing, the surface smoothness of a product is improved, but the requirements on the appearance, the appearance and the attractiveness of the product are improved at present, the existing polishing equipment cannot meet the requirements on products with curved surfaces, special-shaped appearances and the like, or the processing efficiency is low, the existing equipment can only use a fixed processing track when processing the curved surfaces or the special-shaped surfaces, but due to the abrasion of polishing materials and the tolerance of the product, the pressure applied to the product cannot be accurately controlled during actual processing, the product can be changed along with the abrasion of the polishing materials or the size of the product, only the processing time is prolonged in order to achieve the required polishing effect and removal amount, and the efficiency is greatly reduced.
The utility model provides a floated low friction structure main shaft can make in the course of working the main shaft exert pressure stability, controllable on the product downwards to can not receive polishing material wearing and tearing and the dimensional tolerance influence of product itself, can last, stable output pressure, guarantee the uniformity and the higher efficiency of processing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that prior art exists, provide a floated low friction structure main shaft.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
the utility model provides a floated low friction structure main shaft, includes main shaft housing, main shaft housing one end is connected with the cylinder, the cylinder pole end of cylinder is connected and is driven a motor and slide along main shaft housing's inner wall, the pivot of motor is connected and is driven there is main shaft rotating shaft core, main shaft rotating shaft core is connected and is driven the rotatory work of bistrique through corresponding connecting axle.
Further, the motor is fixedly connected to the motor installation sliding block, a sliding mechanism is arranged between the outer side face of the motor installation sliding block and the inner wall of the spindle shell, and one end of the motor installation sliding block is connected to the cylinder rod end of the cylinder through the spindle connecting flange so that the cylinder pushes/pulls the motor installation sliding block and the motor to slide along the inner wall of the spindle shell.
Furthermore, the sliding mechanism is an air static pressure linear moving structure or a rolling linear bearing structure, so that the motor installation sliding block does low-friction movement relative to the main shaft shell along the axial direction.
Furthermore, one end of the spindle housing is connected with a cylinder mounting bracket, and the cylinder is fixed on the cylinder mounting bracket.
Furthermore, the other end of the spindle housing is connected with a telescopic protective cover, one end of the telescopic protective cover is connected with one end of the protective housing, and the protective housing is located on the outer side of the part, extending out of the spindle housing, of the spindle rotating shaft core.
Furthermore, the other end of the protective shell is connected with one end of a central water outlet shell, the central water outlet shell is located on the outer side of the connecting shaft, and a liquid inlet is formed in the side face of the central water outlet shell and used for providing working liquid for the grinding head.
Furthermore, a central water outlet sealing element is arranged between the other end of the central water outlet shell and the connecting shaft.
Furthermore, a security inspection protection sheet metal opening is formed in the side face of the protection shell and used for installation, overhaul or protection.
Furthermore, the tail end of the connecting shaft is connected with a quick-change flange, and the quick-change flange is connected with and drives the grinding head, so that the grinding head can be quickly replaced.
Furthermore, the grinding head comprises a sweeping brush, a polishing head and a grinding head.
The utility model has the advantages that:
the utility model discloses the main shaft can have the rotation moment of torsion simultaneously and apply decurrent pressure, and the main shaft is exerted pressure stability, controllable on the product downwards in the course of working to can not receive polishing material wearing and tearing and the dimensional tolerance influence of product itself, can last, stable output pressure, guarantee the uniformity and the higher efficiency of processing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional view of the present invention.
The reference numbers in the figures illustrate: 1. the device comprises a cylinder, 2, a cylinder mounting bracket, 3, a main shaft connecting flange, 4, a main shaft shell, 5, a telescopic protective cover, 6, a security inspection protective sheet metal opening, 7, a protective shell, 8, an outer rotating inner center water outlet structure, 9, a liquid inlet, 10, a quick-change flange, 11, a grinding head, 12, a motor, 13, a sliding mechanism, 14, a main shaft rotating shaft core, 15, a connecting shaft, 16, a center water outlet sealing element and 17, wherein a sliding block is mounted on the motor.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 and 2, the main shaft with the suspension type low-friction structure comprises a main shaft shell 4, wherein one end of the main shaft shell 4 is connected with a cylinder 1, a cylinder rod end of the cylinder 1 is connected with and drives a motor 12 to slide along the inner wall of the main shaft shell 4, a rotating shaft of the motor 12 is connected with and drives a main shaft rotating shaft core 14, and the main shaft rotating shaft core 14 is connected with and drives a grinding head 11 to rotate through a corresponding connecting shaft 15.
The motor 12 is fixedly connected to a motor mounting sliding block 17, a sliding mechanism 13 is arranged between the outer side surface of the motor mounting sliding block 17 and the inner wall of the spindle housing 4, one end of the motor mounting sliding block 17 is connected to the cylinder rod end of the cylinder 1 through a spindle connecting flange 3 so that the cylinder 1 can push/pull the motor mounting sliding block 17 and the motor 12 to slide along the inner wall of the spindle housing 4, in the embodiment, a pipeline, an electric proportional valve and an air source matched with the cylinder 1 are further arranged, the air pressure of compressed air is controlled by the electric proportional valve, and therefore the power of the cylinder rod of the cylinder 1 floating up and down and the quantitative pressure applied to a workpiece are controlled.
The sliding mechanism 13 is an aerostatic linear movement structure or a rolling linear bearing structure, so that the motor installation slide block 17 makes low-friction movement along the axial direction relative to the main shaft housing 4.
One end of the spindle housing 4 is connected with a cylinder mounting bracket 2, and the cylinder 1 is fixed on the cylinder mounting bracket 2.
The other end of main shaft housing 4 is connected with flexible protection casing 5, the one end of protection casing 7 is connected to the one end of flexible protection casing 5, protection casing 7 is located the outside that main shaft rotary shaft core 14 extends the part outside main shaft housing 4.
The other end of the protective shell 7 is connected with one end of a central water outlet shell 8, the central water outlet shell 8 is located on the outer side of the connecting shaft 15, and a liquid inlet 9 is formed in the side face of the central water outlet shell 8 and used for providing working liquid for the grinding head 11 and meeting the requirement of central liquid outlet in machining processes such as polishing, grinding and the like.
A central water outlet sealing piece 16 is arranged between the other end of the central water outlet shell 8 and the connecting shaft 15.
And a security inspection protection sheet metal opening 6 is formed in the side surface of the protection shell 7 and used for installation, overhaul or protection.
The end of the connecting shaft 15 is connected with a quick-change flange 10, the quick-change flange 10 is connected with and drives the grinding head 11, the grinding head 11 is a consumable product and needs to be frequently replaced, and the quick-change flange 10 is used for facilitating the quick replacement of the grinding head 11.
The grinding head 11 comprises a sweeping brush, a polishing head and a grinding head.
The principle of the utility model
When the grinding head device works, the pressure difference of air inlet at the upper end and the lower end of the air cylinder 1 is controlled, the cylinder rod end of the air cylinder 1 outputs force downwards, so that the motor installation slide block 17 and the motor 12 do low-friction movement up and down relative to the main shaft shell 4 under the action of the sliding mechanism 13, the output force of the air cylinder 1 is transmitted to the main shaft rotating shaft core 14, the connecting shaft 15 and the quick-change flange 10 through the motor installation slide block 17 and is finally applied to the upper surface of the grinding head 11, and the grinding head 11 is applied to a corresponding workpiece to be processed;
the rotational torque for processing is provided by the motor 12, and is transmitted to the main shaft rotating shaft core 14, the connecting shaft 15, the quick-change flange 10 through the rotating shaft of the motor 12, and finally the grinding head 11 outputs the rotational torque, and finally, in the actual processing, the grinding head 11 can simultaneously output downward pressure and the rotational torque to the processed workpiece, and the output force is kept stable and is not influenced by the up-and-down movement.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a floated low friction structure main shaft, includes main shaft housing (4), its characterized in that, main shaft housing (4) one end is connected with cylinder (1), the cylinder rod end of cylinder (1) is connected and is driven a motor (12) and slide along the inner wall of main shaft housing (4), the pivot of motor (12) is connected and is driven there is main shaft rotating shaft core (14), main shaft rotating shaft core (14) are connected and are driven bistrique (11) rotary work through corresponding connecting axle (15).
2. The suspension type spindle with the low friction structure according to claim 1, wherein the motor (12) is fixedly connected to a motor mounting slider (17), a sliding mechanism (13) is arranged between the outer side surface of the motor mounting slider (17) and the inner wall of the spindle housing (4), and one end of the motor mounting slider (17) is connected to the rod end of the cylinder (1) through a spindle connecting flange (3) so that the cylinder (1) pushes/pulls the motor mounting slider (17) and the motor (12) to slide along the inner wall of the spindle housing (4).
3. The suspended low-friction structure spindle according to claim 2, wherein the sliding mechanism (13) is of an aerostatic linear movement structure or a rolling linear bearing structure, so that the motor mounting slider (17) performs low-friction movement in the axial direction relative to the spindle housing (4).
4. The main shaft with the suspended low-friction structure is characterized in that one end of the main shaft shell (4) is connected with a cylinder mounting bracket (2), and the cylinder (1) is fixed on the cylinder mounting bracket (2).
5. The suspended low-friction structure spindle according to claim 4, characterized in that a telescopic protective cover (5) is connected to the other end of the spindle housing (4), one end of the telescopic protective cover (5) is connected to one end of a protective housing (7), and the protective housing (7) is located outside the part of the spindle rotating shaft core (14) extending out of the spindle housing (4).
6. The main shaft with the suspended low-friction structure is characterized in that the other end of the protective shell (7) is connected with one end of a central water outlet shell (8), the central water outlet shell (8) is located on the outer side of the connecting shaft (15), and a liquid inlet (9) is formed in the side face of the central water outlet shell (8) and used for providing working liquid for a grinding head (11).
7. The suspended main shaft with low friction structure of claim 6, characterized in that a central water outlet sealing piece (16) is arranged between the other end of the central water outlet shell (8) and the connecting shaft (15).
8. The main shaft with the suspended low-friction structure is characterized in that a security inspection protective sheet metal opening (6) is formed in the side face of the protective shell (7) and used for installation, overhaul or protection.
9. The main shaft with the suspended low-friction structure is characterized in that a quick-change flange (10) is connected to the end of the connecting shaft (15), and a grinding head (11) is connected to and driven by the quick-change flange (10) so as to facilitate quick change of the grinding head (11).
10. The suspended spindle with low friction structure according to claim 9, characterized in that the grinding head (11) comprises a sweeping brush, a polishing head and a grinding head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921842064.0U CN210819081U (en) | 2019-10-30 | 2019-10-30 | Floated low friction structure main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921842064.0U CN210819081U (en) | 2019-10-30 | 2019-10-30 | Floated low friction structure main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210819081U true CN210819081U (en) | 2020-06-23 |
Family
ID=71256461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921842064.0U Active CN210819081U (en) | 2019-10-30 | 2019-10-30 | Floated low friction structure main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210819081U (en) |
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2019
- 2019-10-30 CN CN201921842064.0U patent/CN210819081U/en active Active
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