CN209793469U - grinding head replacing device and centerless grinding superfinishing machine with same - Google Patents
grinding head replacing device and centerless grinding superfinishing machine with same Download PDFInfo
- Publication number
- CN209793469U CN209793469U CN201821646232.4U CN201821646232U CN209793469U CN 209793469 U CN209793469 U CN 209793469U CN 201821646232 U CN201821646232 U CN 201821646232U CN 209793469 U CN209793469 U CN 209793469U
- Authority
- CN
- China
- Prior art keywords
- clamping
- shaft
- pressing
- plate
- cover
- 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
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a centerless grinding superfinishing machine field of through type. In order to improve the speed of changing the abrasive material and shorten the processing interruption time of the centerless grinding superfinishing machine caused by changing the abrasive material, the utility model provides a grinding head changing device and a centerless grinding superfinishing machine provided with the device, wherein a connecting upper cover and a clamping lower cover are in butt joint connection to form a clamping cover in the grinding head changing device; in the clamping mechanism, a clamping shaft is positioned in a clamping cover and penetrates out of a clamping lower cover, a clamping nut is positioned in the clamping cover and is arranged on the clamping shaft, a clamping spring is arranged between the clamping lower cover and the clamping nut and is sleeved on the clamping shaft, and a clamping plate is arranged on a clamping end of the clamping shaft and is matched with the clamping lower cover to clamp a grinding head under the action of a driving mechanism; a pressing plate shaft in the driving mechanism is fixedly arranged on the connecting end of the clamping lower cover, and the pressing plate is rotatably arranged on the pressing plate shaft and is pressed on the clamping shaft. The grinding head replacing device can replace the grinding head quickly, and the processing speed and the processing efficiency are improved.
Description
Technical Field
The utility model relates to a centerless grinding superfinishing machine field of through type especially relates to a change device that grinding head was used is changed for centerless grinding superfinishing machine.
Background
The through type centerless grinding superfinishing machine uses a plurality of grinding heads to grind a workpiece successively to achieve the purpose of superfinishing the surface of the workpiece. The grinding head of the centerless grinding superfinishing machine uses the grinding material which is soft and can be consumed quickly, so that the grinding material is required to be replaced frequently when the centerless grinding superfinishing machine is used. And each time the grinding material is replaced, the centerless grinding superfinishing machine is suspended, so that the machining is interrupted, and the machining speed is influenced. In addition, because the grinding head provided with the grinding material is fixed on the centerless grinding superfinishing machine through the bolt, when the grinding material is replaced, the bolt needs to be disassembled and assembled, time and labor are wasted, the replacing speed is slow, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to improve the speed of replacing the grinding materials and shorten the processing interruption time of the centerless grinding superfinishing machine caused by replacing the grinding materials, the utility model provides a grinding head replacing device, which comprises an upper connecting cover, a lower clamping cover, a clamping mechanism and a driving mechanism, wherein the upper connecting cover and the lower clamping cover are in butt joint connection to form the clamping cover, and a connecting rod used for a central shaft of a swinging head is arranged in a connecting hole on the upper connecting cover;
The clamping mechanism comprises a clamping shaft, a clamping spring, a clamping nut and a clamping plate, the clamping shaft is positioned in the clamping cover, a clamping end of the clamping shaft penetrates out of a clamping through hole in the lower clamping cover, the clamping nut is positioned in the clamping cover and sleeved on an adjusting end of the clamping shaft, the clamping spring is sleeved on the clamping shaft and positioned between the lower clamping cover and the clamping nut, the clamping plate is arranged on the clamping end of the clamping shaft and used for connecting a grinding head and matching the lower clamping cover to clamp the grinding head or separate the grinding head from the clamped grinding head under the action of the driving mechanism;
The driving mechanism comprises a pressing plate and a pressing plate shaft, the pressing plate shaft is fixedly arranged on the connecting end of the clamping lower cover, the pressing plate is pressed on the clamping end of the clamping shaft, and the fixed end of the pressing plate is rotatably arranged on the pressing plate shaft.
When the grinding head replacing device is used for replacing a grinding head, a pressure plate in a driving mechanism can be pressed firstly, so that the pressure plate is pressed onto a clamping shaft in a clamping mechanism, a clamping plate positioned on a clamping end of the clamping shaft is far away from a lower clamping cover, the grinding head which is arranged on the clamping plate and clamped between the clamping plate and the lower clamping cover is loosened and taken down, and a new grinding head is arranged on the clamping plate; then, the pressure plate is released, the pressure of the pressure plate disappears, and the clamping shaft can be jacked up by utilizing the self resilience force of the clamping spring, so that a new grinding head is clamped between the clamping plate and the clamping lower cover, and the replacement operation of the grinding head is completed. Therefore, the grinding head replacing device can be used for rapidly completing the replacing operation of the grinding head, so that the time of processing interruption caused by replacing the grinding material of the centerless grinding superfinishing machine is greatly shortened, and the processing speed and efficiency of the centerless grinding superfinishing machine are greatly improved. In addition, when the clamping device is used, the clamping nut can be screwed according to requirements, the compression amount of the clamping spring is adjusted, and the clamping force required by clamping is obtained.
Preferably, the clamping plate is vertically disposed on the clamping end of the clamping shaft. Further, the clamping plate and the clamping shaft are of an integral structure. Further preferably, the clamping plate is a square plate. Therefore, the clamping mechanism is simple in structure and convenient and quick to assemble, and the clamping plate and the clamping shaft are integrated, so that the clamping stability of the clamping plate can be greatly improved; the clamping plate is a square plate which is convenient to clamp in the clamping plate clamping groove of the grinding head, and the clamping stability of the clamping mechanism can be improved.
Preferably, the clamping spring is a disc spring. The clamping spring can provide a long-term stable clamping force, so that the clamping performance of the clamping mechanism is stable; in addition, compared with the common spring, when the clamping mechanism is ensured to have the same clamping force, the size of the clamping spring is smaller, the size of the grinding head replacing device can be further reduced, and the manufacturing cost can be reduced.
Preferably, the grinding head replacing device further comprises a pressing mechanism, the pressing mechanism comprises a pressing handle, a pressing cam and a pressing rotating shaft, the pressing handle is fixedly mounted on the pressing cam, the pressing cam is mounted on the connecting end of the clamping lower cover through the pressing rotating shaft, and the pressing cam can enable the pressing plate to be close to and pressed on the adjusting end of the clamping shaft when rotating around the pressing rotating shaft. Further, a handle ball is arranged at the free end of the pressing handle. Therefore, when the grinding head replacing device is used for replacing the grinding head, the pressing mechanism can be used for pressing the pressing plate, and the pressure pressed on the pressing handle can be amplified to several times or even tens of times after being converted by the pressing handle and the pressing cam, so that the replacing operation can be completed only by lightly pressing the pressing handle when the grinding head is replaced, and the operation is simple and labor-saving.
Preferably, the polishing head replacing device further comprises a limiting structure, wherein the limiting structure is located on the clamping end of the lower clamping cover and abuts against the polishing head when the polishing head is connected with the clamping plate. Therefore, when the grinding head is mounted on the clamping mechanism, the mounting position of the grinding head can be simply and accurately positioned by using the limiting structure, so that the situation that the grinding head is dislocated when being mounted can be avoided, the mounting efficiency is influenced, and the replacement efficiency of the grinding head can be further improved. Furthermore, limit structure includes connecting plate and stopper, the connecting plate with the stopper is connected perpendicularly and is formed L type structure, just the connecting plate with cover fixed connection under the centre gripping, the stopper orientation the grip block. The limiting structure is simple in structure, and both the manufacturing and the use are simple and convenient.
The utility model also provides a super smart machine of centerless grinding, this super smart machine of centerless grinding includes that the device is changed to above-mentioned arbitrary grinding head, and this grinding head is changed the device installation and is fixed on the center pin of swing head. The centerless grinding superfinishing machine can rapidly complete the replacement operation of the grinding head through the grinding head replacement device, greatly shortens the time of interruption of machining due to replacement of the grinding head, greatly improves the machining efficiency of the centerless grinding superfinishing machine, and reduces the machining cost of the centerless grinding superfinishing machine.
Drawings
Fig. 1 is a schematic structural view of the polishing head replacement device of the present invention with a polishing head mounted thereon;
FIG. 2 is a schematic sectional view A-A of FIG. 1.
Detailed Description
The present invention will be described in detail with reference to fig. 1 and 2.
As shown in fig. 1 and 2, the polishing head changing device of the present invention includes an upper cover 1, a lower cover 2, a clamping mechanism 3, a driving mechanism 4, a pressing mechanism 5, and a limiting structure 6. Wherein, connect upper shield 1 and centre gripping lower cover 2 butt joint and form the centre gripping cover, be provided with in the connecting hole on connecting upper shield 1 with the connecting rod 11 that the center pin of swing head was used. Preferably, the connecting upper housing 1 and the clamping lower housing 2 are both made of aluminum alloy material, and are light and firm.
The clamping mechanism comprises a clamping shaft 31, a clamping spring 32, a clamping nut 33 and a clamping plate 34, wherein the clamping shaft 31 is located in the clamping cover, a clamping end of the clamping shaft 31 penetrates out of a clamping through hole (not shown) in the clamping lower cover 2, and the clamping nut 33 is located in the clamping cover and is sleeved on an adjusting end of the clamping shaft 31. The clamping spring 32 is sleeved on the clamping shaft 31 and positioned between the lower clamping cover 2 and the clamping nut 33. Preferably, the clamping spring 32 is a belleville spring. Such a clamping spring 32 can provide a long-term stable clamping force, so that the clamping performance of the clamping mechanism is stable; in addition, compared with the common spring, when the clamping mechanism is ensured to have the same clamping force, the size of the clamping elastic spring 32 is smaller, and further, the volume of the grinding head replacing device can be reduced, and the manufacturing cost can be reduced. The holding plate 34 is disposed on the holding end of the holding shaft 31, and is used for connecting with the grinding head and cooperating with the holding lower housing 2 to hold the grinding head 7 or separate from the held grinding head 7 under the action of the driving mechanism 4. Preferably, the clamping plate 34 is a square plate, vertically disposed on the clamping end of the clamping shaft 31 and integrated with the clamping shaft 31. Therefore, the clamping mechanism is simple in structure and convenient and quick to assemble, and the clamping plate 34 and the clamping shaft 31 are of an integral structure, so that the clamping stability of the clamping mechanism can be greatly improved; the holding plate 34 is a square plate that is easily engaged in the holding plate engaging groove 71 of the polishing head 7, and the holding stability of the holding mechanism can be further improved.
The driving mechanism 4 comprises a pressing plate 41 and a pressing plate shaft 42, wherein the pressing plate shaft 42 is fixedly arranged on the connecting end for clamping the lower cover 2, the pressing plate 41 is arranged on the clamping end of the clamping shaft 31 in a pressing way, and the fixed end of the pressing plate 41 is rotatably arranged on the pressing plate shaft 42.
The pressing mechanism 5 comprises a pressing handle 51, a pressing cam 52 and a pressing rotating shaft 53, wherein the pressing handle 51 is fixedly arranged on the pressing cam 52, the pressing cam 52 is arranged on the connecting end of the clamping lower cover 2 through the pressing rotating shaft 53, and the pressing cam 52 can enable the pressing plate 41 in the driving mechanism 4 to be close to and pressed on the adjusting end of the clamping shaft 31 when rotating around the pressing rotating shaft 53. Preferably, the free end of the pressing handle 51 is provided with a handle ball 511. Thus, when the grinding head 7 is replaced by using the grinding head replacing device, the pressing mechanism 5 can be used for pressing the pressing plate 41, and the pressure pressed on the pressing handle 51 can be amplified to be several times or even tens of times after being converted by the pressing handle 51 and the pressing cam 52, so that the replacing operation can be completed by only slightly pressing the pressing handle 51 when the grinding head 7 is replaced, and the operation is simple and labor-saving.
The stopper 6 is located on the holding end for holding the lower housing 2 and abuts against the polishing head 7 in the right-left direction when the polishing head 7 is connected to the holding plate 34. Thus, when the grinding head 7 is mounted on the clamping mechanism 3, the mounting position of the grinding head 7 can be simply and accurately positioned by using the limiting structure 6, so that the situation that the grinding head 7 is dislocated during mounting to influence the mounting efficiency can be avoided, and the replacement efficiency of the grinding head 7 can be further improved. Preferably, the limiting structure 6 comprises a connecting plate 61 and a limiting block 62, the connecting plate 61 and the limiting block 62 are vertically connected to form an L-shaped structure, the connecting plate 61 is fixedly connected with the clamping lower cover 2, and the limiting block 62 faces the clamping plate 34. Such limit structure 6 is simple in structure, and both manufacturing and using are simple and convenient.
When the grinding head replacing device is used for replacing a grinding head, a pressing handle can be pressed firstly, the handle drives a cam to press a pressing plate in a driving mechanism, namely, pressure is applied to the pressing plate, the pressing plate is pressed onto a clamping shaft in a clamping mechanism, so that a clamping plate positioned on a clamping end of the clamping shaft is far away from a clamping lower cover, and then the grinding head which is arranged on the clamping plate and clamped between the clamping plate and the clamping lower cover is loosened and taken down, and a new grinding head is arranged on the clamping plate; then, the pressing plate is loosened, the clamping shaft can be jacked up by utilizing the self resilience force of the clamping spring, so that a new grinding head is clamped between the clamping plate and the clamping lower cover, and the replacement operation of the grinding head is completed. Therefore, the grinding head replacing device can be used for rapidly completing the replacing operation of the grinding head, so that the time of processing interruption caused by replacing the grinding material of the centerless grinding superfinishing machine is greatly shortened, and the processing speed and efficiency of the centerless grinding superfinishing machine are greatly improved. In addition, when the clamping device is used, the clamping nut can be screwed according to requirements, the compression amount of the clamping spring is adjusted, and the clamping force required by clamping is obtained.
The grinding head replacing device is installed and fixed on the central shaft of the swing head in the centerless grinding superfinishing machine, so that the grinding head replacing device can be used for rapidly completing the operation of replacing a grinding head (abrasive) of the centerless grinding superfinishing machine, the time of interruption of machining of the centerless grinding superfinishing machine due to replacement of the grinding head is greatly shortened, the machining efficiency of the centerless grinding superfinishing machine is greatly improved, and the machining cost of the centerless grinding superfinishing machine is reduced.
Claims (10)
1. A grinding head replacing device is characterized by comprising an upper connecting cover, a lower clamping cover, a clamping mechanism and a driving mechanism, wherein the upper connecting cover and the lower clamping cover are in butt joint to form the clamping cover;
the clamping mechanism comprises a clamping shaft, a clamping spring, a clamping nut and a clamping plate, the clamping shaft is positioned in the clamping cover, a clamping end of the clamping shaft penetrates out of a clamping through hole in the lower clamping cover, the clamping nut is positioned in the clamping cover and sleeved on an adjusting end of the clamping shaft, the clamping spring is sleeved on the clamping shaft and positioned between the lower clamping cover and the clamping nut, the clamping plate is arranged on the clamping end of the clamping shaft and used for connecting a grinding head and matching the lower clamping cover to clamp the grinding head or separate the grinding head from the clamped grinding head under the action of the driving mechanism;
The driving mechanism comprises a pressing plate and a pressing plate shaft, the pressing plate shaft is fixedly arranged on the connecting end of the clamping lower cover, the pressing plate is pressed on the clamping end of the clamping shaft, and the fixed end of the pressing plate is rotatably arranged on the pressing plate shaft.
2. the abrading head replacement device of claim 1, wherein the holding plate is disposed vertically on the holding end of the holding shaft.
3. The abrading head replacement device of claim 2, wherein the holding plate is of unitary construction with the holding shaft.
4. The abrading head changing device of claim 3, wherein the holding plate is a square plate.
5. the abrading head changing device according to any one of claims 1 to 4, wherein the clamping spring is a disc spring.
6. The device for replacing the grinding head as claimed in any one of the claims 1 to 4, wherein the device further comprises a pressing mechanism, the pressing mechanism comprises a pressing handle, a pressing cam and a pressing rotating shaft, the pressing handle is fixedly arranged on the pressing cam, the pressing cam is arranged on the connecting end of the clamping lower cover through the pressing rotating shaft, and the pressing cam can make the pressing plate approach and press on the adjusting end of the clamping shaft when rotating around the pressing rotating shaft.
7. The abrading head replacement device of claim 6, wherein a free end of the hold down handle is provided with a handle ball.
8. The polishing head changing device according to any one of claims 1 to 4, further comprising a stopper structure located on the holding end of the holding lower housing and abutting against the polishing head when the polishing head is connected to the holding plate.
9. The apparatus for changing the milling head as claimed in claim 8, wherein the limiting structure comprises a connecting plate and a limiting block, the connecting plate is vertically connected with the limiting block to form an L-shaped structure, the connecting plate is fixedly connected with the clamping lower cover, and the limiting block faces the clamping plate.
10. A centerless grinding superfinishing machine, comprising the grinding head exchanging device of any one of claims 1 to 9, wherein the grinding head exchanging device is mounted and fixed on a central shaft of the oscillating head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646232.4U CN209793469U (en) | 2018-10-11 | 2018-10-11 | grinding head replacing device and centerless grinding superfinishing machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646232.4U CN209793469U (en) | 2018-10-11 | 2018-10-11 | grinding head replacing device and centerless grinding superfinishing machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209793469U true CN209793469U (en) | 2019-12-17 |
Family
ID=68816034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821646232.4U Active CN209793469U (en) | 2018-10-11 | 2018-10-11 | grinding head replacing device and centerless grinding superfinishing machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209793469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109108823A (en) * | 2018-10-11 | 2019-01-01 | 梯伦豪斯机械（上海）有限公司 | Grinding head more changing device and centreless grinding Superfinishing machine equipped with the device |
-
2018
- 2018-10-11 CN CN201821646232.4U patent/CN209793469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109108823A (en) * | 2018-10-11 | 2019-01-01 | 梯伦豪斯机械（上海）有限公司 | Grinding head more changing device and centreless grinding Superfinishing machine equipped with the device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108818166A (en) | knife sharpener | |
| CN209793469U (en) | grinding head replacing device and centerless grinding superfinishing machine with same | |
| CN104385099A (en) | Crankshaft shaft neck grinding device | |
| CN201044948Y (en) | Lathe grinding tools | |
| CN205363316U (en) | Dish valve end cover clamping jig | |
| CN211516927U (en) | Grinding device is used in main shaft processing | |
| CN217316250U (en) | Gear machining grinding mechanism | |
| CN216265198U (en) | Adjustable abrasive belt device for plane grinding of ultrahigh-hardness cutter | |
| JP4457073B2 (en) | Vertical double-sided surface grinding machine | |
| CN211681510U (en) | Adjusting type polishing device for surface polishing of stamping die | |
| CN210938771U (en) | Hand-held type work piece sample presss from both sides tightly and throws grinding device | |
| JP2020044644A (en) | Grinder oscillation stopping device | |
| CN109108823A (en) | Grinding head more changing device and centreless grinding Superfinishing machine equipped with the device | |
| TWM574534U (en) | Tool changer mechanism of processing machine | |
| CN210818766U (en) | Blade clamping device | |
| CN112828688A (en) | Electrode polishing method and jig | |
| CN209207244U (en) | A kind of clamping device for the processing of ceramic bearing ring end face | |
| CN213380960U (en) | Lens grinds and uses tool | |
| CN108481195B (en) | Gear fixing device | |
| CN209774219U (en) | Round, flat refiner | |
| CN201769106U (en) | Clamp tool for fine grinding process | |
| CN104209865A (en) | Grinding wheel leveler | |
| CN220994101U (en) | Grinding head replacing structure of sander | |
| CN213532005U (en) | Laboratory high-speed metallographic specimen rough grinding device | |
| CN214162369U (en) | Round corner grinding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |