CN216228596U - Cutting device for combined machining of optical elements - Google Patents
Cutting device for combined machining of optical elements Download PDFInfo
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- CN216228596U CN216228596U CN202120960883.6U CN202120960883U CN216228596U CN 216228596 U CN216228596 U CN 216228596U CN 202120960883 U CN202120960883 U CN 202120960883U CN 216228596 U CN216228596 U CN 216228596U
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Abstract
Disclosed is a cutting device for a composite processing optical element, which can be firmly connected to a machine body of a composite processing apparatus, and can be positioned without moving the position of a tool due to contact with a workpiece to be processed, thereby greatly improving the processing precision. It includes: the cutting machine comprises a base (1), a fixed seat (2), a cutting spindle (3) and a cutter (4); the base (1) is a granite base and is fixed on the machine body of the optical element composite processing equipment; the fixing seat (2) is arranged on the base and comprises a bottom and a main body, the bottom is spaced from the base by a certain distance, and one side surface of the main body is an inclined surface; the cutting spindle (3) is a milling spindle or a grinding spindle and is arranged on the inclined plane of the main body in a sliding manner; the cutter (4) is arranged below the cutting main shaft (3) and rotates around the main shaft.
Description
Technical Field
The utility model relates to the technical field of ultra-precision machining of optical elements, in particular to a cutting device for composite machining of optical elements.
Background
The composite processing optical element is completed by centralizing the processing of the optical element on one device, and generally comprises a workpiece clamping module to be processed, an ultra-precise cutting module and a magneto-rheological modification module.
The structural layout of the existing optical element composite processing equipment is that a workpiece is generally arranged on a large-diameter rotary table, an ultra-precision cutting module is arranged on a linear guide rail of a cross beam, and the ultra-precision cutting module is in a translation or rotation state at any time during shape modification. However, since the surface of the workpiece to be machined is generally a free-form surface, the position of the tool of the ultra-precision cutting module affects the dynamic characteristics of the moving part during machining. In order to solve the technical problem, the applicant develops optical element composite machining equipment, a beam is not used for hoisting an ultra-precise cutting module, a workpiece clamping module to be machined is close to a cutter of the ultra-precise cutting module, and therefore the dynamic characteristic of a moving part in the machining process is prevented from being influenced by the position of the cutter. For this reason, the ultra-precision cutting module is required not to move due to contact with a workpiece to be machined once positioned.
Disclosure of Invention
To overcome the defects of the prior art, the technical problem to be solved by the present invention is to provide a cutting device for composite processing optical elements, which can be firmly connected to the machine body of the composite processing equipment, and can not cause the position of a tool to move due to the contact with a workpiece to be processed after being positioned, thereby greatly improving the processing precision.
The technical scheme of the utility model is as follows: the cutting device for combined machining of optical elements comprises: the cutting machine comprises a base (1), a fixed seat (2), a cutting spindle (3) and a cutter (4);
the base (1) is a granite base and is fixed on the machine body of the optical element composite processing equipment;
the fixing seat (2) is arranged on the base and comprises a bottom and a main body, the bottom is spaced from the base by a certain distance, and one side surface of the main body is an inclined surface;
the cutting spindle (3) is a milling spindle or a grinding spindle and is arranged on the inclined plane of the main body in a sliding manner;
the cutter (4) is arranged below the cutting main shaft (3) and rotates around the main shaft.
The base is a granite base and is fixed on the machine body of the optical element composite processing equipment; the fixing seat is arranged on the base and comprises a bottom and a main body, the bottom and the base are separated by a certain distance, and one side surface of the main body is an inclined surface; the cutting spindle is arranged on the inclined plane of the main body in a sliding manner; the cutter is arranged below the cutting main shaft and rotates around the main shaft; therefore, the cutting device can be firmly connected to the machine body of the composite processing equipment, and the position of the cutter can not be moved due to the contact with a workpiece to be processed after the cutting device is positioned, so that the processing precision is greatly improved.
Drawings
Fig. 1 is a schematic view of the overall structure of one embodiment of a cutting apparatus for combined machining of optical elements according to the present invention.
Fig. 2 is a schematic structural view of a holder of another embodiment of a cutting apparatus for combined machining of optical elements according to the present invention, in which a cutting spindle is not shown.
Fig. 3 is a front view of the holder of fig. 2, without the cutting spindle shown.
The reference numerals in the figures denote:
1. a base; 2. a fixed seat; 21. a waist-shaped fixing hole; 3. cutting the main shaft; 4. a cutter; 5. adjusting the screw rod; 6. locking the screw; 7. pressing strips for the guide rails; 8. fixing the bolt; 9. a spindle clamp.
Detailed Description
As shown in fig. 1, the cutting apparatus for combined machining of an optical element includes: the cutting machine comprises a base 1, a fixed seat 2, a cutting spindle 3 and a cutter 4;
the base 1 is a granite base and is fixed on the machine body of the optical element composite processing equipment;
the fixed seat 2 is arranged on the base and comprises a bottom and a main body, the bottom is spaced from the base by a certain distance, and one side surface of the main body is an inclined surface;
the cutting spindle 3 is a milling spindle or a grinding spindle and is arranged on the inclined plane of the main body in a sliding manner;
the tool 4 is mounted below the cutting spindle 3 and revolves around the spindle direction.
The base is a granite base and is fixed on the machine body of the optical element composite processing equipment; the fixing seat is arranged on the base and comprises a bottom and a main body, the bottom and the base are separated by a certain distance, and one side surface of the main body is an inclined surface; the cutting spindle is arranged on the inclined plane of the main body in a sliding manner; the cutter is arranged below the cutting main shaft and rotates around the main shaft; therefore, the cutting device can be firmly connected to the machine body of the composite processing equipment, and the position of the cutter can not be moved due to the contact with a workpiece to be processed after the cutting device is positioned, so that the processing precision is greatly improved.
Preferably, as shown in fig. 1, a waist-shaped fixing hole 21 is formed in the bottom of the fixing seat, the fixing seat is a through hole, the cross section of the fixing seat is a middle rectangle, and the two sides of the fixing seat are semicircular, and according to the practical application situation, the relative position of the fixing seat relative to the base is adjusted through the waist-shaped fixing hole 21, so that various workpiece installation spaces are obtained, and therefore the processing of workpieces with more sizes is realized.
Preferably, as shown in fig. 1, an adjusting screw 5 and a locking screw 6 are arranged above the cutting spindle, when the workpiece is subjected to tool setting, the cutting spindle 3 is adjusted in the height direction along the inclined surface of the fixing seat body by the thread rotation of the adjusting screw, and the position of the cutting spindle is locked by the locking screw on the side surface of the adjusting screw after the specific position of the cutting tool is adjusted. This ensures the initial machining position of the tool.
Preferably, as shown in fig. 1, the guide rail pressing strips 7 are fixedly connected to the inclined plane of the fixing seat main body through fixing bolts 8, the guide rail pressing strips are symmetrically arranged on the inclined plane, and when the adjusting screw rod on the fixing seat is adjusted, the fixed cutting spindle 3 realizes position adjustment in the upper and lower directions of the inclined plane along the guide rail pressing strips. The structure of the guide rail pressing strip is added, so that the position adjustment of the fixed cutting main shaft is more stable and reliable.
Preferably, as shown in fig. 1-3, the apparatus further comprises a spindle holder 9, which in fig. 1 is composed of a plurality of circular hoops, while in fig. 2 and 3 the main part of the spindle holder is a cylindrical sleeve, the edge of which is fitted over the adjusting screw 5, and the cutting spindle is inserted into the cylindrical sleeve of the spindle holder. The cutting spindle can be fixed better by means of the spindle holder.
Preferably, as shown in fig. 2 and 3, the main body of the fixing seat is hollowed out. This can greatly reduce the weight of the holder and the structural stability is strong as shown in fig. 2.
Compared with the prior art, the utility model has the advantages that:
1. compared with the existing cutting device, the gantry cutting device has the advantages that the gantry structure is removed, the structure is simplified, and the occupied space is reduced.
2. The machine body can be firmly connected to the composite processing equipment, and the position of the cutter cannot move due to the contact with a workpiece to be processed after the positioning, so that the processing precision is greatly improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent variations and modifications made to the above embodiment according to the technical spirit of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. Cutting device for combined machining of optical elements, characterized in that: it includes: the cutting machine comprises a base (1), a fixed seat (2), a cutting spindle (3) and a cutter (4);
the base (1) is a granite base and is fixed on the machine body of the optical element composite processing equipment; the fixing seat (2) is arranged on the base and comprises a bottom and a main body, the bottom is spaced from the base by a certain distance, and one side surface of the main body is an inclined surface;
the cutting spindle (3) is a milling spindle or a grinding spindle and is arranged on the inclined plane of the main body in a sliding manner;
the cutter (4) is arranged below the cutting main shaft (3) and rotates around the main shaft.
2. The cutting device for combined machining of optical elements according to claim 1, characterized in that: the bottom of the fixing seat is provided with a waist-shaped fixing hole (21), the fixing hole is a through hole, the cross section of the fixing hole is semicircular at two sides of the middle rectangle, and the relative position of the fixing seat relative to the base is adjusted through the waist-shaped fixing hole (21) according to the practical application condition, so that various workpiece mounting spaces are obtained.
3. The cutting device for combined machining of optical elements according to claim 2, characterized in that: an adjusting screw rod (5) and a locking screw (6) are arranged above the cutting main shaft, when a workpiece is subjected to tool setting, the cutting main shaft (3) is adjusted in the height direction along the inclined plane of the fixing seat body through the thread rotation of the adjusting screw rod, and the specific position of the tool is adjusted and then locked through a locking screw on the side face of the adjusting screw rod.
4. A cutting device for combined machining of optical elements according to claim 3, characterized in that: the guide rail pressing strips (7) are fixedly connected to the inclined plane of the fixing seat main body through fixing bolts (8), the guide rail pressing strips are symmetrically arranged on the inclined plane, and when an adjusting screw rod on the fixing seat is adjusted, the fixed cutting spindle (3) realizes position adjustment in the high-low direction of the inclined plane along the guide rail pressing strips.
5. The cutting device for combined machining of optical elements according to claim 4, characterized in that: the device also comprises a main shaft fixture (9), the main part of the main shaft fixture is a cylindrical sleeve, the edge of the main shaft fixture is sleeved on the adjusting screw rod (5), and the cutting main shaft is inserted into the cylindrical sleeve of the main shaft fixture.
6. The cutting device for combined machining of optical elements according to claim 1, characterized in that: the inside of the main body of the fixing seat is hollowed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120960883.6U CN216228596U (en) | 2021-05-07 | 2021-05-07 | Cutting device for combined machining of optical elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120960883.6U CN216228596U (en) | 2021-05-07 | 2021-05-07 | Cutting device for combined machining of optical elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216228596U true CN216228596U (en) | 2022-04-08 |
Family
ID=80939649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120960883.6U Active CN216228596U (en) | 2021-05-07 | 2021-05-07 | Cutting device for combined machining of optical elements |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216228596U (en) |
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2021
- 2021-05-07 CN CN202120960883.6U patent/CN216228596U/en active Active
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