CN210413957U - Machine tool and grinding wheel grinding device thereof - Google Patents
Machine tool and grinding wheel grinding device thereof Download PDFInfo
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- CN210413957U CN210413957U CN201920382399.2U CN201920382399U CN210413957U CN 210413957 U CN210413957 U CN 210413957U CN 201920382399 U CN201920382399 U CN 201920382399U CN 210413957 U CN210413957 U CN 210413957U
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Abstract
The utility model relates to a machine tool and grinding wheel grinding device thereof. The grinding wheel grinding device comprises a grinding arm which is used for axially extending into a hole to be machined in a hanging mode, a grinding wheel is rotatably assembled at the extending end of the grinding arm, a transmission structure which is used for being in transmission connection with a corresponding power mechanism is arranged on the grinding wheel, and the grinding wheel is provided with an outer peripheral face used for grinding the inner wall of the hole to be machined. This grinding wheel grinding device transmits power to the grinding wheel through two drive wheels, and the grinding wheel clamp is established between two drive wheels, realizes the synchronous rotation of grinding wheel and two drive wheels, realizes treating the processing of slot on the processing hole pore wall, and machining efficiency is high, and the slot that processes out has the precision of higher profile, satisfies the technical requirement of high accuracy slot.
Description
Technical Field
The utility model relates to a machine tool and grinding wheel grinding device thereof.
Background
In the existing machining, the machining of the linear groove of the inner hole wall usually comprises broaching, slotting, linear cutting and the like, special forming cutters are required to be arranged for broaching and slotting, different cutters are required to be used for different shapes, the cost input of the cutters is high for small-batch machining, and the machining precision can be gradually reduced along with the abrasion of the cutters for large-batch machining. For the machining of the linear grooves with internal control ratio of the workpieces with hardening or small batches, a linear cutting mode can be adopted, but the contour precision of the grooves machined by linear cutting is not high, the surface roughness is general, and the linear cutting can not meet the technical requirements for the grooves with higher and higher precision requirements, particularly the grooves of a guide part and a transmission part.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a grinding wheel grinding device, which solves the problem that the processing precision of the groove on the hole wall of the inner hole in the prior art can not meet the technical requirement; the utility model also aims to provide a machine tool; an object of the utility model is also to provide a processing method of hole slot.
In order to achieve the technical purpose, the utility model discloses the technical scheme that grinding wheel grinding device adopted as follows: the grinding wheel grinding device comprises a grinding arm which is used for axially extending into a hole to be machined in a hanging mode, a grinding wheel is rotatably assembled at the extending end of the grinding arm, a transmission structure which is used for being in transmission connection with a corresponding power mechanism is arranged on the grinding wheel, and the grinding wheel is provided with an outer peripheral face used for grinding the inner wall of the hole to be machined.
Further, the transmission structure is transmission wheels arranged on two sides of the grinding wheel.
Further, the driving wheels and the grinding wheel are rotatably assembled on the mounting shaft, and the grinding wheel is clamped between the driving wheels on two sides and synchronously rotates with the two driving wheels when the two driving wheels rotate.
Furthermore, the two driving wheels are rotatably assembled on the installation shaft through bearings, annular grooves matched with the bearings are formed in the end faces, far away from the grinding wheel, of the driving wheels, and adjusting blocks used for supporting the inner end faces of the bearings are assembled between the two bearings on the installation shaft.
Further, the grinding surface of the grinding wheel is coated with sintered abrasive.
The utility model discloses grinding wheel grinding device has following beneficial effect: this grinding wheel grinding device transmits power to the grinding wheel through two drive wheels, and the grinding wheel clamp is established between two drive wheels, realizes the synchronous rotation of grinding wheel and two drive wheels, realizes treating the processing of slot on the processing hole pore wall, and machining efficiency is high, and the slot that processes out has the precision of higher profile, satisfies the technical requirement of high accuracy slot.
The utility model discloses technical scheme that the lathe adopted as follows: the grinding wheel grinding device is mounted on the machine tool and comprises a grinding arm which is used for extending into a hole to be machined in an axial direction in a hanging mode, a grinding wheel is rotatably assembled at the extending end of the grinding arm, a transmission structure which is used for being in transmission connection with a corresponding power mechanism is arranged on the grinding wheel, and the grinding wheel is provided with an outer peripheral face which is used for grinding the inner wall of the hole to be machined.
Further, the transmission structure is transmission wheels arranged on two sides of the grinding wheel.
Further, the driving wheels and the grinding wheel are rotatably assembled on the mounting shaft, and the grinding wheel is clamped between the driving wheels on two sides and synchronously rotates with the two driving wheels when the two driving wheels rotate.
Furthermore, the two driving wheels are rotatably assembled on the installation shaft through bearings, annular grooves matched with the bearings are formed in the end faces, far away from the grinding wheel, of the driving wheels, and adjusting blocks used for supporting the inner end faces of the bearings are assembled between the two bearings on the installation shaft.
Further, the grinding surface of the grinding wheel is coated with sintered abrasive.
The utility model discloses the technical scheme that processing method of hole slot adopted is: and a grinding wheel is rotatably assembled on the grinding arm and is in transmission connection with a corresponding power mechanism, and the grinding surface of the grinding wheel is adopted to process the interior of the hole to be processed.
The aperture range of the processed inner hole is 30-120 mm.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a front view of an embodiment 1 of the grinding wheel grinding apparatus of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic view of the cross-section of FIG. 2 taken along A-A;
FIG. 4 is a cross-sectional view taken along A-A of FIG. 2;
FIG. 5 is a schematic structural diagram of the grinding wheel grinding apparatus shown in FIG. 1 for machining an inner hole groove;
fig. 6 is a schematic structural diagram of an inner hole groove machined by the grinding wheel grinding device shown in fig. 1.
Description of reference numerals: 1. grinding the grinding wheel; 2. a driving wheel; 4. a bearing; 5. an adjusting block; 6. an annular groove; 7. an axial groove; 8. and (5) processing a hole.
Detailed Description
The present invention is described in detail below with reference to specific embodiments and drawings, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict, and the present invention is not limited thereto.
The utility model discloses grinding wheel grinding device's embodiment 1, as shown in fig. 1 to 6, this grinding wheel grinding device stretches the grinding arm in treating the processing hole 8 including being used for along circumference overhang, and the overhang end of grinding arm rotates and is equipped with the grinding wheel, is equipped with the transmission structure of being connected with corresponding power unit transmission on the grinding wheel 1, and grinding wheel 1 has the outer peripheral face that is used for the grinding to treat processing hole 8.
In this embodiment, drive mechanism is for setting up the drive wheel 2 in grinding wheel 1 both sides, is equipped with the mounting hole that supplies the installation axle to pass on grinding wheel 1 and two drive wheels 2, and drive wheel 2 and grinding wheel 1 rotate the assembly on the installation axle, and the grinding wheel clamp is established between two drive wheels 2 and rotates rather than synchronous when two drive wheels 2 rotate, and the axis of grinding wheel 1 sets up with the axis of waiting to process the hole 8 is perpendicular.
In this embodiment, two driving wheels 2 are rotatably assembled on the mounting shaft through bearings 4, an annular groove 6 adapted to the bearings 4 is formed in the end surface of the driving wheel 2 away from the grinding wheel 1, a stopping step is formed between the annular groove 6 and the mounting hole in the driving wheel 2, an adjusting block 5 for supporting the end surface of the bearings 4 is arranged on the mounting shaft between the two bearings 4, and the adjusting block 5 is an adjusting ring sleeved on the mounting shaft. The driving wheels 2 are synchronous belt wheels, and the power mechanism comprises a synchronous belt for driving the two driving wheels 2 to rotate.
In the embodiment, the grinding wheel 1 is supported by high-strength steel, the grinding surface of the grinding wheel 1 with high stability is coated with abrasive materials, and the abrasive materials are coated by a sintering process; the gear is supported by high-quality steel, so that the rigidity and the wear resistance are good.
In practical application, the high-speed bearing 4 is assembled in the annular grooves 6 of the two gears through the mounting shaft, the axial size of the adjusting ring is adjusted, the adjusting ring supports the inner ring of the bearing 4, the step is stopped to support the outer ring of the bearing, and finally the axial two ends of the grinding wheel grinding device are clamped through the tool, so that the outer ring of the bearing 4 can rotate smoothly. The assembly of the gear with the grinding wheel 1 and the assembly of the bearing 4 with the gear must be performed with a high degree of precision, otherwise the precision of the profile machined and the overall life of the cutting wheel are greatly affected by the high-speed rotation.
The grinding wheel grinding device can be applied to processing of the axial grooves 7 on the inner hole wall with the inner hole diameter ranging from 30 mm to 120mm, the grinding wheel extends into a to-be-processed hole 8 through the grinding arm, the two gears are driven through the synchronous belt, the two gears transmit power to the grinding wheel 1, the grinding wheel 1 and the two gears rotate synchronously, and the axial grooves 7 on the inner hole wall are processed.
The grinding wheel grinding device is high in machining speed and high in machining efficiency, machined grooves have high profile precision, the profile degree of the machined axial grooves 7 is within 0.005, the surface roughness is within Ra0.8, and the technical requirement of the high-precision axial grooves 7 is met.
The utility model discloses grinding wheel grinding device's embodiment 2, with embodiment 1's difference lies in, two drive wheels can drive through the drive gear who fixes at a root axis both ends, realize that the drive wheel drives the synchronous rotation of grinding wheel.
In other embodiments, the axis of the grinding wheel may be parallel to the axis of the hole to be machined, and the grinding wheel grinding device may be used to machine an annular groove in the wall of the hole.
The utility model discloses the embodiment of lathe installs grinding wheel grinding device on this lathe, and grinding wheel grinding device is with the aforesaid the utility model discloses structure in grinding wheel grinding device's arbitrary embodiment is the same, no longer repeated explanation.
The utility model discloses the processing method of hole slot, this method is with the aforesaid the utility model discloses the method of grinding wheel grinding device processing hole slot is the same, and the explanation is not repeated again.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (3)
1. Grinding wheel grinding device, its characterized in that: the grinding mechanism comprises a grinding arm which is used for extending into a hole to be machined in an axial direction in a hanging mode, a grinding wheel is assembled at the hanging end of the grinding arm in a rotating mode, a transmission structure which is used for being in transmission connection with a corresponding power mechanism is arranged on the grinding wheel, the grinding wheel is provided with an outer peripheral face which is used for grinding the inner wall of the hole to be machined, the transmission structure is transmission wheels arranged on two sides of the grinding wheel, the transmission wheels and the grinding wheel are assembled on an installation shaft in a rotating mode, the grinding wheel is clamped between the transmission wheels on two sides and rotates synchronously with the two transmission wheels when the two transmission wheels rotate, the two transmission wheels are assembled on the installation shaft in a rotating mode through bearings, annular grooves matched with the bearings are formed in the end faces, far away from the grinding wheel.
2. The grinding wheel grinding apparatus according to claim 1, characterized in that: and the grinding surface of the grinding wheel is coated with sintered abrasive.
3. The utility model provides a lathe, installs emery wheel grinding device on the lathe which characterized in that: the grinding wheel grinding device comprises a grinding arm which is used for extending into a hole to be machined in an axial direction in a hanging mode, a grinding wheel is assembled at the extending end of the grinding arm in a rotating mode, a transmission structure which is used for being in transmission connection with a corresponding power mechanism is arranged on the grinding wheel, the grinding wheel is provided with an outer peripheral face which is used for grinding the inner wall of the hole to be machined, the transmission structure is transmission wheels arranged on two sides of the grinding wheel, the transmission wheels and the grinding wheel are assembled on an installation shaft in a rotating mode, the grinding wheel is clamped between the transmission wheels on the two sides and rotates synchronously with the two transmission wheels when the two transmission wheels rotate, the two transmission wheels are assembled on the installation shaft in a rotating mode through bearings, an annular groove matched with the bearings is formed in the end faces, away from the grinding wheel, of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920382399.2U CN210413957U (en) | 2019-03-25 | 2019-03-25 | Machine tool and grinding wheel grinding device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920382399.2U CN210413957U (en) | 2019-03-25 | 2019-03-25 | Machine tool and grinding wheel grinding device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN210413957U true CN210413957U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920382399.2U Active CN210413957U (en) | 2019-03-25 | 2019-03-25 | Machine tool and grinding wheel grinding device thereof |
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| CN (1) | CN210413957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026861A (en) * | 2019-03-25 | 2019-07-19 | 郑州市钻石精密制造有限公司 | A kind of processing method of wheel grinding device, lathe and inner hole groove |
-
2019
- 2019-03-25 CN CN201920382399.2U patent/CN210413957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026861A (en) * | 2019-03-25 | 2019-07-19 | 郑州市钻石精密制造有限公司 | A kind of processing method of wheel grinding device, lathe and inner hole groove |
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Address after: No. 198, 7th Street, economic and Technological Development Zone, Zhengzhou, Henan 450006 Patentee after: ZHENGZHOU DIAMOND PRECISION MANUFACTURING Co.,Ltd. Address before: No.198, 7th Street, economic and Technological Development Zone, Guancheng Hui District, Zhengzhou City, Henan Province, 450006 Patentee before: ZHENGZHOU DIAMOND PRECISION MANUFACTURING Co.,Ltd. |