CN209986674U - Inner hole polishing device - Google Patents
Inner hole polishing device Download PDFInfo
- Publication number
- CN209986674U CN209986674U CN201920467678.9U CN201920467678U CN209986674U CN 209986674 U CN209986674 U CN 209986674U CN 201920467678 U CN201920467678 U CN 201920467678U CN 209986674 U CN209986674 U CN 209986674U
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- Prior art keywords
- walking frame
- cushion block
- head
- polishing
- screw rod
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- 238000005498 polishing Methods 0.000 title claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000011229 interlayer Substances 0.000 claims description 7
- 239000010410 layer Substances 0.000 claims description 7
- 244000137852 Petrea volubilis Species 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 238000010030 laminating Methods 0.000 description 4
- 238000007517 polishing process Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Images
Abstract
The utility model discloses an inner hole polishing device, which comprises a polishing structure and a connecting structure, wherein the polishing structure comprises a walking frame, and the inner side of the walking frame is provided with a driving part and a polishing part; the driving part comprises a cone frustum, the cone frustum is provided with a fine adjustment screw rod, the upper end of the fine adjustment screw rod is provided with a fine dial, and the lower end of the fine adjustment screw rod is provided with a positioning nut; the polishing part comprises a cushion block and abrasive paper, the tail part of the cushion block is in threaded fit with the side surface of the truncated cone, and a limiting block is arranged on the inner side of the walking frame corresponding to the tail part of the cushion block; the head part of the walking frame is provided with an infrared sensing device; the connecting structure comprises a sleeve seat, a coarse adjustment screw rod and a walking frame tail part, wherein the walking frame tail part is matched with one end of the coarse adjustment screw rod to form a telescopic cavity, a bolt is used for fixing the relative position of the coarse adjustment screw rod and the walking frame tail part through a positioning through hole, and the other end of the coarse adjustment screw rod is provided with a dial and a cover plate matched with the sleeve seat. The utility model provides an automatic hole burnishing device that polishing was adjusted, polishing effect is good.
Description
Technical Field
The utility model relates to a polishing equipment technical field, concretely relates to hole burnishing device.
Background
In ships under construction, each ship has 3 rudder stock and rudder pintle stainless steel sleeves which need to be processed, and the parts have thin walls, large overall dimension, high precision requirement and larger processing difficulty, particularly the processing difficulty of the dimensional precision and the surface roughness of an inner hole. In the processing process, clamping deformation and thermal deformation are prevented, so that the size is ensured by adopting a boring processing method and a process of clamping by using a center frame, boring through rows and dividing rough boring and fine boring, and the surface high smoothness is improved by using a sand polishing method. However, in the traditional polishing method, small wood blocks are wrapped with sand and clamped on the cutter row, and the workpieces are polished by pretightening force formed by pushing the wood blocks by hands.
Traditional burnishing head generally directly links on driving motor, then driving motor installs on promoting the slider, and the vibration that brings when driving motor rotates can drive and promote the slider and move together for the removal axis of whole burnishing head is not straight line, can make the polishing of polished surface not enough even, to comparatively coarse burnishing head, also can influence the precision of work piece.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide an automatic polishing regulation, polishing effect good, the accurate hole burnishing device of polishing hole size.
In order to achieve the purpose, the technical proposal of the utility model is to design an inner hole polishing device, which comprises a polishing structure and a connecting structure,
the polishing structure comprises a walking frame, a driving part and a polishing part are arranged on the inner side of the walking frame, the driving part comprises a truncated cone, fine adjustment lead screws are fixedly arranged at the circle center of the upper bottom surface and the circle center of the lower bottom surface of the truncated cone in a penetrating manner, the upper ends and the lower ends of the fine adjustment lead screws respectively penetrate through the head of the walking frame, the fine adjustment lead screws are connected with the walking frame through threads, a fine dial is arranged at the upper ends of the fine adjustment lead screws, and positioning nuts are arranged at the lower ends of the fine adjustment lead screws;
the polishing part comprises a cushion block and a sand paper layer coated on the outer surface of the cushion block, the cushion block comprises a cushion block head and a cushion block tail, the cushion block head and the cushion block tail are both cuboids, the size of the cushion block head is larger than that of the cushion block tail, the head and the tail of the cushion block are integrally formed, the cushion block tail is pressed against the side face of the circular truncated cone, and a limiting block is arranged on the inner side of the walking frame corresponding to the cushion block tail; the head of the cushion block is flush with the top end of the head of the walking frame, the abrasive paper layer coated on the head of the cushion block extends out of the top end of the head of the walking frame, and the head of the cushion block is movably matched with the inner side of the walking frame and penetrates through a locking nut of the head of the cushion block arranged on the walking frame; the top end of the head of the walking frame is provided with an infrared sensing device, the infrared sensing device is electrically connected with a controller, the controller is electrically connected with a driving motor, and the driving motor respectively drives a precision dial and a locking nut;
the connecting structure comprises a sleeve seat, a coarse adjustment screw rod and a walking frame tail portion, wherein the coarse adjustment screw rod and the walking frame tail portion are located inside the sleeve seat, the longitudinal section of the walking frame tail portion is U-shaped, the walking frame tail portion and one end of the coarse adjustment screw rod are matched to form a telescopic cavity, a positioning through hole is formed in the surface of the sleeve seat, a bolt penetrates through the positioning through hole to fix the relative position of the coarse adjustment screw rod and the walking frame tail portion, and a dial and a cover plate matched with the sleeve seat are arranged at the other end of the coarse adjustment screw rod.
The utility model provides a polishing head device, this burnishing device can realize adjusting the radial dimension of polishing, carry out preliminary coarse adjusting through the inside coarse adjusting lead screw of cover seat and walking frame afterbody according to the radius of the pipe diameter of polishing, fix through the bolt, the drive division in the rethread walking frame carries out the precision adjustment, make abrasive paper and the inside inseparable combination of area polishing, realize the precision and polish, because the in-process abrasive paper surface of polishing also can wear and tear, along with the extension of the time of polishing, unable inseparable laminating between ordinary equipment abrasive paper of polishing and the inside pipe wall, need to be changed or adjust abrasive paper, the time of operation has been increased. The utility model discloses an infrared induction device on walking frame head top, to a certain extent when abrasive paper wearing and tearing, the fine adjustment lead screw circular truncated cone drive cushion afterbody of controller drive drives the outside removal of abrasive paper that the cushion head will be located walking frame inside simultaneously, guarantees that abrasive paper has the same thickness to stretch out in walking frame head top all the time, and abrasive paper and inside closely laminating have good effect of polishing. The equipment has the advantages of high polishing precision, convenient use and simple structure.
Precision of adjustment is improved to the accurate scale of polishing equipment facility, compares in traditional manual regulation, and the precision of polishing is showing and is improving, and the time of polishing is showing and is reducing. After polishing, the polishing device can be taken down by loosening the positioning nut for fixing the coarse adjustment screw rod, and the cushion block and the abrasive paper can be replaced by loosening the locking nut for fixing the cushion.
When carrying out the fine grinding to the internal diameter of pipe, through the setting of spring in the connection structure and the setting of frustum in the polishing structure, compare in traditional by axle driven burnishing wheel, avoided burnishing device's excessive extrusion to cause the internal diameter of pipe to take place deformation.
According to the preferable technical scheme, an interlayer is arranged on the outer side of the head of the walking frame, an air pipe and/or a water pipe are arranged inside the interlayer, and an air suction opening of the air pipe and/or a water outlet of the water pipe are flush with the edge of the head of the cushion block.
Because a large amount of metal powder is generated in the polishing process, the working condition is poor, and therefore, the generated powder is collected and utilized through the air pipe in the polishing process, and meanwhile, the working environment is improved.
As the preferred technical scheme, the cushion block and the inner part of the walking frame are provided with the damping block, and the damping block is fixed on the inner surface of the walking frame. During operation of the polishing apparatus, vibrations are generated due to friction between the polishing apparatus and the inner diameter of the pipe, which may cause slight displacement of the pad. The displacement of the pad during precision grinding can cause the reduction of the polishing precision of the inner diameter of the pipe.
As a preferred technical scheme, springs are arranged at the U-shaped bottom of the tail of the walking frame and one end of the rough adjusting screw rod. The spring is arranged to play a certain buffering role, so that the phenomenon that the rough adjustment screw rod and the walking frame are abraded due to the fact that the walking frame is in direct contact with the rough adjustment screw rod is avoided; another important function of the spring is to know the relative displacement of the walking frame relative to the sleeve seat by measuring the elastic force of the spring.
According to the preferable technical scheme, the outer surface of the cover plate is provided with a central positioning point, the center of the cushion block and the center of the walking frame are located on the same straight line, and a guide mounting column is arranged around the central positioning point.
As a preferred technical scheme, one end of the sleeve seat is also provided with a mounting hole.
According to the preferable technical scheme, the thickness of the sand paper is 5-10 mm.
The utility model has the advantages and the beneficial effects that:
1. through connection structure and polishing structure accurate adjustment polishing abrasive paper's protrusion, carry out the accurate polishing to the pipe inner wall, prevent to arouse the deformation of body among the polishing process, improve the degree of accuracy of polishing.
2. The design of shock-absorbing structure prevents that polishing pad from taking place to slide in the polishing in-process, influences the precision and the degree of accuracy of polishing.
3. The design of tuber pipe and water piping structure is effectual improves the operational environment of polishing to collect the sweeps that produces among the polishing process.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
in the figure: 1. a walking frame; 2. a truncated cone; 3. finely adjusting the lead screw; 4. a precision dial; 5. positioning a nut; 6. cushion blocks; 7. a sand paper layer; 8. a limiting block; 9. an infrared sensing device; 10. a sleeve seat; 11. roughly adjusting a screw rod; 12. a bolt; 13. a cover plate; 14. an interlayer; 15. air and/or water pipes; 16. a damper block; 17. a spring.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
An inner hole polishing device comprises a polishing structure and a connecting structure, wherein the polishing structure comprises a walking frame 1, a driving part and a polishing part are arranged on the inner side of the walking frame, the driving part comprises a circular truncated cone 2, a fine adjustment screw rod 3 is fixedly arranged at the circle center of the upper bottom surface and the circle center of the lower bottom surface of the circular truncated cone, the upper end and the lower end of the fine adjustment screw rod respectively penetrate through the head of the walking frame, the fine adjustment screw rod is in threaded connection with the walking frame, a precise dial 4 is arranged at the upper end of the fine adjustment screw rod, and a positioning nut 5 is arranged at the lower end of the fine adjustment;
the polishing part comprises a cushion block 6 and an abrasive paper layer 7 coated on the outer surface of the cushion block, the cushion block comprises a cushion block head and a cushion block tail, the cushion block head and the cushion block tail are both cuboids, the size of the cushion block head is larger than that of the cushion block tail, the head and the tail of the cushion block are integrally formed, the cushion block tail is pressed against the side face of the circular truncated cone, and a limiting block 8 is arranged on the inner side of the walking frame corresponding to the cushion block tail; the head of the cushion block is flush with the top end of the head of the walking frame, the abrasive paper layer coated on the head of the cushion block extends out of the top end of the head of the walking frame, and the head of the cushion block is movably matched with the inner side of the walking frame and penetrates through a locking nut of the head of the cushion block arranged on the walking frame; the top end of the head of the walking frame is provided with an infrared sensing device 9, the infrared sensing device is electrically connected with a controller, the controller is electrically connected with a driving motor, and the driving motor respectively drives a precision dial and a locking nut;
the connecting structure comprises a sleeve seat 10, a rough adjustment screw rod and a walking frame tail portion, wherein the rough adjustment screw rod and the walking frame tail portion are located inside the sleeve seat, the longitudinal section of the walking frame tail portion is U-shaped, the walking frame tail portion is matched with one end of the rough adjustment screw rod 11 to form a telescopic cavity, a positioning through hole is formed in the surface of the sleeve seat, a bolt 12 penetrates through the positioning through hole to fix the relative position of the rough adjustment screw rod and the walking frame tail portion, and a dial and a cover plate 13 matched with the sleeve seat are arranged at the other end of the rough adjustment screw rod.
An interlayer 14 is arranged on the outer side of the head of the walking frame, an air pipe and/or a water pipe 15 is arranged inside the interlayer, and an air suction opening of the air pipe and/or a water outlet of the water pipe are flush with the edge of the head of the cushion block.
The cushion block and the walking frame are internally provided with a damping block 16 which is fixed on the inner surface of the walking frame.
And a spring 17 is arranged at the U-shaped bottom of the tail part of the walking frame and one end of the rough adjusting screw rod.
The outer surface of the cover plate is provided with a central positioning point, the center of the cushion block and the center of the walking frame are located on the same straight line, and guide mounting columns are arranged around the central positioning point.
One end of the sleeve seat is also provided with a mounting hole.
The utility model provides a polishing head device, this burnishing device can realize adjusting the radial dimension of polishing, carry out preliminary coarse adjusting through the inside coarse adjusting lead screw of cover seat and walking frame afterbody according to the radius of the pipe diameter of polishing, fix through the bolt, the drive division in the rethread walking frame carries out the precision adjustment, make abrasive paper and the inside inseparable combination of area polishing, realize the precision and polish, because the in-process abrasive paper surface of polishing also can wear and tear, along with the extension of the time of polishing, unable inseparable laminating between ordinary equipment abrasive paper of polishing and the inside pipe wall, need to be changed or adjust abrasive paper, the time of operation has been increased. The utility model discloses an infrared induction device on walking frame head top, to a certain extent when abrasive paper wearing and tearing, the fine adjustment lead screw circular truncated cone drive cushion afterbody of controller drive drives the outside removal of abrasive paper that the cushion head will be located walking frame inside simultaneously, guarantees that abrasive paper has the same thickness to stretch out in walking frame head top all the time, and abrasive paper and inside closely laminating have good effect of polishing. The equipment has the advantages of high polishing precision, convenient use and simple structure.
Precision of adjustment is improved to the accurate scale of polishing equipment facility, compares in traditional manual regulation, and the precision of polishing is showing and is improving, and the time of polishing is showing and is reducing. After polishing, the polishing device can be taken down by loosening the positioning nut for fixing the coarse adjustment screw rod, and the pad and the abrasive paper can be replaced by loosening the locking nut for fixing the pad.
When carrying out the fine grinding to the internal diameter of pipe, through the setting of spring among the connection structure and the setting of screw thread circular truncated cone in the polishing structure, compare in traditional by axle driven burnishing wheel, avoided burnishing device's excessive extrusion to cause the internal diameter of pipe to take place deformation.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An inner hole polishing device is characterized by comprising a polishing structure and a connecting structure,
the polishing structure comprises a walking frame, a driving part and a polishing part are arranged on the inner side of the walking frame, the driving part comprises a truncated cone, fine adjustment lead screws are fixedly arranged at the circle center of the upper bottom surface and the circle center of the lower bottom surface of the truncated cone in a penetrating manner, the upper ends and the lower ends of the fine adjustment lead screws respectively penetrate through the head of the walking frame, the fine adjustment lead screws are connected with the walking frame through threads, a fine dial is arranged at the upper ends of the fine adjustment lead screws, and positioning nuts are arranged at the lower ends of the fine adjustment lead screws;
the polishing part comprises a cushion block and a sand paper layer coated on the outer surface of the cushion block, the cushion block comprises a cushion block head and a cushion block tail, the cushion block head and the cushion block tail are both cuboids, the size of the cushion block head is larger than that of the cushion block tail, the head and the tail of the cushion block are integrally formed, the cushion block tail is pressed against the side face of the circular truncated cone, and a limiting block is arranged on the inner side of the walking frame corresponding to the cushion block tail; the head of the cushion block is flush with the top end of the head of the walking frame, the abrasive paper layer coated on the head of the cushion block extends out of the top end of the head of the walking frame, and the head of the cushion block is movably matched with the inner side of the walking frame and penetrates through a locking nut of the head of the cushion block arranged on the walking frame; the top end of the head of the walking frame is provided with an infrared sensing device, the infrared sensing device is electrically connected with a controller, the controller is electrically connected with a driving motor, and the driving motor respectively drives a precision dial and a locking nut;
the connecting structure comprises a sleeve seat, a coarse adjustment screw rod and a walking frame tail portion, wherein the coarse adjustment screw rod and the walking frame tail portion are located inside the sleeve seat, the longitudinal section of the walking frame tail portion is U-shaped, the walking frame tail portion and one end of the coarse adjustment screw rod are matched to form a telescopic cavity, a positioning through hole is formed in the surface of the sleeve seat, a bolt penetrates through the positioning through hole to fix the relative position of the coarse adjustment screw rod and the walking frame tail portion, and a dial and a cover plate matched with the sleeve seat are arranged at the other end of the coarse adjustment screw rod.
2. An inner hole polishing device according to claim 1, wherein an interlayer is arranged on the outer side of the head of the walking frame, an air pipe and/or a water pipe are arranged inside the interlayer, and an air suction opening of the air pipe and/or a water outlet of the water pipe are flush with the edge of the head of the cushion block.
3. An inner hole polishing device according to claim 2, wherein the cushion block and the traveling frame are provided with a damper block inside, and the damper block is fixed to an inner surface of the traveling frame.
4. An inner hole polishing device as claimed in claim 3, wherein springs are provided at the U-shaped bottom of the tail of the walking frame and one end of the coarse adjustment screw rod.
5. An inner hole polishing device according to claim 4, wherein the outer surface of the cover plate is provided with a centering point, the centering point is positioned on the same straight line with the center of the cushion block and the center of the walking frame, and a guide mounting column is arranged around the centering point.
6. An internal bore polishing device according to claim 5, wherein the sleeve is further provided with a mounting hole at one end.
7. An internal bore polishing device according to claim 6, wherein the sandpaper has a thickness of 5 to 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920467678.9U CN209986674U (en) | 2019-04-09 | 2019-04-09 | Inner hole polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920467678.9U CN209986674U (en) | 2019-04-09 | 2019-04-09 | Inner hole polishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209986674U true CN209986674U (en) | 2020-01-24 |
Family
ID=69291195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920467678.9U Withdrawn - After Issue CN209986674U (en) | 2019-04-09 | 2019-04-09 | Inner hole polishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209986674U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968121A (en) * | 2019-04-09 | 2019-07-05 | 中船澄西船舶修造有限公司 | A kind of inner hole burnishing device |
| CN117245466A (en) * | 2023-10-20 | 2023-12-19 | 邢台迈驰轴承制造有限公司 | Tapered roller bearing inner race processingequipment |
-
2019
- 2019-04-09 CN CN201920467678.9U patent/CN209986674U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968121A (en) * | 2019-04-09 | 2019-07-05 | 中船澄西船舶修造有限公司 | A kind of inner hole burnishing device |
| CN109968121B (en) * | 2019-04-09 | 2023-12-26 | 中船澄西船舶修造有限公司 | Inner hole polishing device |
| CN117245466A (en) * | 2023-10-20 | 2023-12-19 | 邢台迈驰轴承制造有限公司 | Tapered roller bearing inner race processingequipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200124 Effective date of abandoning: 20231226 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200124 Effective date of abandoning: 20231226 |