CN205237246U - A main shaft divides tooth mechanism for gear grinding machines - Google Patents
A main shaft divides tooth mechanism for gear grinding machines Download PDFInfo
- Publication number
- CN205237246U CN205237246U CN201520990836.0U CN201520990836U CN205237246U CN 205237246 U CN205237246 U CN 205237246U CN 201520990836 U CN201520990836 U CN 201520990836U CN 205237246 U CN205237246 U CN 205237246U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- housing
- gear device
- grinding machines
- gear grinding
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a main shaft divides tooth mechanism for gear grinding machines, including the casing, run through the main shaft in the casing and be used for driving spindle pivoted torque motors, torque motors locates the main shaft periphery through first connecting piece, be equipped with the encoder on the main shaft, this encoder with torque motors passes through the second connecting piece and links to each other. The utility model discloses simple structure adopts torque motors drive, digital process control technique, is convenient for realize the graduation of the arbitrary angle of gear grinding machines, and the suitability is strong, and degree of automation is high, and dividing accuracy is high.
Description
Technical field
The utility model belongs to machine-building manufacture field, is specifically related to a kind of main shaft gear device for gear grinding machines.
Background technology
Y7125 type gear grinding machines are large plane grinding-wheel gear grinding machines of producing a kind of fifties in last century, it is the visual plant of China's cutter for gear wheel processing, be mainly used in cutter for gear wheel and the master gears such as grinding gear shaver, pinion cutter, be widely used at home, its equipment performance there is no other substitute products. But Y7125 type gear grinding machines stop production, original several required main frocks (equi-index plate, lobe plate, flexible axle, change gear, core bar etc.), on market, deposit in decades fewer and feweri, lathe itself need accessory substantially cannot purchase; Domestic market is produced the lathe of pinion cutter, gear shaver product, except this old-fashioned Y7125 roll flute type, there is no alternative type. The Y7125 roll flute type that domestic market has, except main body lathe bed and the part main body grinding wheel head structure of lathe itself, outside can recycling through reparation, all the other mechanical transmission structure precision are all lost, overwhelming majority lathe is at present in difficult production, and required precision is difficult to meet the requirement of modern industry. The CNC gear grinding machine that domestic lathe is produced, what mainly adopt is turbine and worm auxiliary structure, wear and tear larger, and affected by the multiple uncertain factor such as machining, assembling and setting, inevitably there is drive gap in transmission process, then affect transmission accuracy, precision is difficult to long-term guarantee, and result of use is unsatisfactory. Therefore on the basis of original Y7125 gear grinding machines, research and develop a kind of novel gear grinding machines and seem very necessary.
Utility model content
In order to overcome the deficiencies in the prior art, it is a kind of simple in structure that the utility model provides, and machining accuracy is high, applied widely, the main shaft gear device for gear grinding machines that working (machining) efficiency is high.
The utility model solves the technical scheme that its technical problem adopts: a kind of main shaft gear device for gear grinding machines, comprises housing, through the main shaft in housing and the torque motor rotating for drive shaft; Described torque motor is located at main shaft periphery by the first connector, and described main shaft is provided with encoder, and this encoder is connected by the second connector with described torque motor. Adopt torque motor driving, Digital Program Control technology, be convenient to gear grinding machines and regulate different calibration according to different situations, applicability is strong.
Further, housing comprises the first housing and the second housing of being located at main shaft outside of being located at torque motor periphery. Be convenient to the assembling of gear grinding machines.
Further, the first housing is connected with the second connector, and described the second connector is connected with main shaft by least one bearing.
Further, the second housing is connected with main shaft by least two bearings. Transmission performance is better.
Further, be formed for regulating the groove of weight distribution between the second housing and main shaft, described at least two bearings are distributed in this groove both sides. It is more reasonable that gravity distributes, and the transmission performance of whole main shaft is improved.
Further, the second housing is connected with torque motor by flange.
Further, between encoder and the second connector, be also provided with mount pad.
Further, main shaft is hollow cylinder body structure.
Further, between main shaft and the second housing, be provided with end cap.
Further, end cap outside is provided with dust cap.
The beneficial effects of the utility model are, simple in structure, are convenient to realize the calibration at any angle of gear grinding machines, and automaticity is high, and indexing accuracy is high, has improved the stability of product quality, has reduced production cost.
Brief description of the drawings
Fig. 1 is cross-sectional view of the present utility model.
Detailed description of the invention
In order to make those skilled in the art person better understand the utility model scheme, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is carried out to clear, complete description, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiment. Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all should belong to the scope of the utility model protection.
Shown in Fig. 1, a kind of main shaft gear device for gear grinding machines, comprise housing, run through the torque motor 2 that is arranged on the main shaft 1 of enclosure interior and rotates for drive shaft 1, main shaft 1 is hollow cylinder body structure, torque motor 2 comprises stator 21 and rotor 22, rotor 22 is rotatably assorted with main shaft 1 by the first connector 3, and the first connector 3 is for being set in the connecting jacket structure of main shaft 1 periphery. The end of main shaft 1 is connected with encoder 4 by shaft coupling 42, housing comprises the first housing 61 that is located at torque motor 2 peripheries and the second housing 62 that is located at main shaft 1 outside, stator 21 is connected with the first housing 61, the first housing 61 is connected with encoder 4 by the second connector 5, and this second connector 5 is connected with stator 21. Encoder 4 is coated on inside by the first housing 61, for the ease of assembling, between the second connector 5 and encoder 4, is also provided with mount pad 41. Between the second connector 5 and main shaft 1, be provided with one group of clutch shaft bearing 71.
The second housing 62 is connected with stator 21 and the first housing 61 by flange 23. The second housing 62 is connected with main shaft 1 by least two bearings, in the present embodiment, the second housing 62 is connected with main shaft 1 by three groups of bearings, respectively the second bearing group 72, the 3rd bearing group 73 and the 4th bearing group 74, on the second housing 62, be formed for regulating the groove 621 of weight distribution, the second bearing group 72 is positioned at a side of groove 621, and the 3rd bearing group 73 and the 4th bearing group 74 are positioned at the opposite side of groove 621. Between the 3rd bearing group 73 and the 4th bearing group 74, be connected by the special union 75 of bearing.
Between main shaft 1 end and the second housing 62, be provided with end cap 11, these end cap 11 outsides are provided with dust cap 12.
Above-mentioned detailed description of the invention is used for the utility model of explaining; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment and change that the utility model is made, all fall into protection domain of the present utility model.
Claims (10)
1. for a main shaft gear device for gear grinding machines, it is characterized in that: the torque motor (2) that comprises housing, rotates through the main shaft (1) in housing and for drive shaft (1); Described torque motor (2) is located at main shaft (1) periphery by the first connector (3), and described main shaft (1) is provided with encoder (4), and this encoder (4) is connected by the second connector (5) with described torque motor (2).
2. main shaft gear device according to claim 1, is characterized in that: described housing comprises is located at peripheral the first housing (61) of torque motor (2) and the second housing (62) of being located at main shaft (1) outside.
3. main shaft gear device according to claim 2, is characterized in that: described the first housing (61) is connected with the second connector (5), and described the second connector (5) is connected with main shaft (1) by least one bearing.
4. main shaft gear device according to claim 2, is characterized in that: described the second housing (62) is connected with main shaft (1) by least two bearings.
5. main shaft gear device according to claim 4, is characterized in that: between described the second housing (62) and main shaft (1), be formed for regulating the groove (621) of weight distribution, described at least two bearings are distributed in this groove (621) both sides.
6. main shaft gear device according to claim 2, is characterized in that: described the second housing (62) is connected with torque motor (2) by flange (23).
7. main shaft gear device according to claim 1, is characterized in that: between described encoder (4) and the second connector (5), be also provided with mount pad (41).
8. main shaft gear device according to claim 1, is characterized in that: described main shaft (1) is hollow cylinder body structure.
9. main shaft gear device according to claim 1, is characterized in that: between described main shaft (1) and the second housing (62), be provided with end cap (11).
10. main shaft gear device according to claim 9, is characterized in that: described end cap (11) outside is provided with dust cap (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520990836.0U CN205237246U (en) | 2015-12-03 | 2015-12-03 | A main shaft divides tooth mechanism for gear grinding machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520990836.0U CN205237246U (en) | 2015-12-03 | 2015-12-03 | A main shaft divides tooth mechanism for gear grinding machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205237246U true CN205237246U (en) | 2016-05-18 |
Family
ID=55936325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520990836.0U Expired - Fee Related CN205237246U (en) | 2015-12-03 | 2015-12-03 | A main shaft divides tooth mechanism for gear grinding machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205237246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176903A (en) * | 2018-02-15 | 2018-06-19 | 浙江新跃机床股份有限公司 | A kind of high-precision gear grinding machine |
-
2015
- 2015-12-03 CN CN201520990836.0U patent/CN205237246U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176903A (en) * | 2018-02-15 | 2018-06-19 | 浙江新跃机床股份有限公司 | A kind of high-precision gear grinding machine |
| CN108176903B (en) * | 2018-02-15 | 2024-03-01 | 浙江新跃机床股份有限公司 | High-precision gear grinding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20201203 |