CN203863152U - Automatic gear alignment mechanism of large-scale gear hobbing machine - Google Patents
Automatic gear alignment mechanism of large-scale gear hobbing machine Download PDFInfo
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- CN203863152U CN203863152U CN201420315948.1U CN201420315948U CN203863152U CN 203863152 U CN203863152 U CN 203863152U CN 201420315948 U CN201420315948 U CN 201420315948U CN 203863152 U CN203863152 U CN 203863152U
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- gear
- hobbing machine
- support
- scale
- movable stand
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Abstract
The utility model discloses an automatic gear alignment mechanism of a large-scale gear hobbing machine. The automatic gear alignment mechanism comprises a support, an extension mechanism and a PLC (programmable logic controller), the support can be adjusted in height along a Y-axis direction, a moving frame and a proximity switch are arranged on the extension mechanism, the moving frame and the support are in sliding fit along an X-axis direction, and the PLC is arranged on the gear hobbing machine and connected with the extension mechanism and the proximity switch. The automatic gear alignment mechanism is simple in structure, good in consistency, high in precision and particularly suitable for batch processing, an operation method is simple and feasible, subsequent gears can be automatically aligned as long as effectiveness of first alignment is guaranteed, and manual error is reduced; meanwhile, since hob allowance is uniform in distribution, service life of a hob is prolonged greatly.
Description
Technical field
The utility model belong to be combined with gear cutting machine or be contained in annex or device field on gear cutting machine or that be specially adapted for gear cutting machine shaped portion, relate to a kind of large-scale gear hobbing machine automatically to gear mechanism.
Background technology
Gear wheel in existing engineering machinery because of its required precision be not very high, in gear roughing, heat-treat after quenching, be not to carry out roll flute operation, but directly adopt gear-hobbing machine to carry out fine finishining, to reach cost-saving object.But adding man-hour, require the blade of hobboing cutter to align mutually with gear tooth slot, because allowance only has 0.3-1mm, therefore must be by surplus distributed uniform, the lasting usability of ability Reliable guarantee machining accuracy and cutter, gear of every like this replacing needs manually to hobboing cutter and gear, carry out tool setting, makes the both sides surplus of hobboing cutter sword roughly similar, cause production efficiency low, the uniformity aligning is poor.
Summary of the invention
In view of this, it is a kind of convenient to operation that the purpose of this utility model is to provide, to the high gear-hobbing machine of tooth precision automatically to gear mechanism.
For achieving the above object, the utility model provides following technical scheme: a kind of large-scale gear hobbing machine is automatically to gear mechanism, comprise and can carry out support, telescoping mechanism and the PLC controller that height regulates along Y direction, described telescoping mechanism is provided with movable stand and approach switch, described movable stand and described support are slidably matched along X-direction, and described PLC controller is arranged on gear-hobbing machine and with telescoping mechanism and approach switch and is connected.
Further, described support is provided with many groups for locking the clamping screw of movable stand.
Further, described support is provided with limiting plate.
Further, described telescoping mechanism is pneumatic cylinder.
The beneficial effects of the utility model are: this apparatus structure is simple, method of operating is simple and easy to do, by add to gear mechanism record first gear to dentation state,, as long as guarantee the validity align first, follow-up gear can be found accurately automatically, without again manually aligning, reduce human error, and take same state as benchmark, high conformity, precision is high, is particularly suitable for batch machining; Meanwhile, because of hobboing cutter surplus distributed uniform, be also greatly improved the service life of hobboing cutter.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, the utility model provides following accompanying drawing to describe:
Fig. 1 is that the utility model is installed on the structural representation on gear-hobbing machine;
Fig. 2 is front view of the present invention
Fig. 3 is the top view of Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As shown in the figure, large-scale gear hobbing machine described in the utility model is automatically to gear mechanism, comprise and can carry out support 1, telescoping mechanism 2 and the PLC controller that height regulates along Y direction, described telescoping mechanism 2 is provided with movable stand 3 and approach switch 4, described movable stand 3 is slidably matched along X-direction with described support 1, and described PLC controller is arranged on gear-hobbing machine and with telescoping mechanism 2 and approach switch 4 and is connected.
In the present embodiment, support 1 is fixed on a side of gear hobbing machine worktable 5, and near gear to be processed, support 1 upper end is provided with rail groove, on movable stand 3, correspondence is provided with the track matching with rail groove, and telescoping mechanism 2 is pneumatic cylinder, and movable stand 3 is sleeved on pneumatic cylinder and with it and forms a whole, when regulating the position, left and right of movable stand 3 along X-direction, pneumatic cylinder moves left and right with movable stand 3; Piston rod on pneumatic cylinder also can stretch separately, can realize the position adjustments of approach switch 4 in X-direction by pneumatic cylinder upper piston rod and/or movable stand 3.
As the further improvement of such scheme, described support 1 is provided with many groups for locking the clamping screw 6 of movable stand 3, and the location of realizing movable stand 3, prevents its play.
As the further improvement of such scheme, described support 1 is provided with limiting plate 7, the maximum amount of movement of movable stand 3 is carried out spacing, can effectively prevent the problem that causes track and rail groove mutually to depart from because regulated quantity is excessive.
Above-mentioned automatically tooth method is comprised the following steps gear mechanism:
(1) manually tool setting: hobboing cutter 8 blades and gear tooth slot are aligned, guarantee that blade both sides allowance is evenly distributed, locking hobboing cutter 8 phase places, these hobboing cutter 8 phase places of all employings of same batch, without again regulating;
(2) locate gear mechanism: on selected gear, an optional position is datum mark, install nearby gear mechanism, adjust successively support 1 height, movable stand 3 outreach and telescoping mechanism 2 extension elongations on gear mechanism, make to be arranged on approach switch 4 on telescoping mechanism 2 and lock movable stand 3 after near selected datum mark, by in the Position input PLC controller of approach switch 4 now, return telescoping mechanism 2, gear hobbing fine finishining gear; In this step, be the manual positioning of first gear in same batch, except telescoping mechanism 2 upper piston rods, all the other regulator sites all carry out locking positioning, prevent play and cause deviation, unload lower gear after processing;
(3) next gear mesh tooth: the next one is treated to fine finishining gear is fixed on the fixture being positioned on workbench 5, PLC controller is controlled telescoping mechanism 2 and is stretched out, make approach switch position 4 return back to definite position in step (2), simultaneously, PLC controller is controlled workbench 5 rotations and is found signal accurately until approach switch 4 sends, return telescoping mechanism 2, gear hobbing fine finishining gear; From then on step starts, find accurately, tooth be automatically and carried out, this step of reciprocation cycle, until all follow-up Gear Processing are complete in same batch, during processing next batch gear from step (1).
In the present embodiment, first coarse adjustment movable stand 3 extended positions in described step (2), then the extension elongation of accurate adjustment telescoping mechanism 2, make approach switch 4 and datum mark at a distance of 1-2mm; Because of high precision components such as telescoping mechanism 2 are pneumatic cylinder, controllability is good, as last accurate adjustment, can better guarantee the precision between approach switch 4 and datum mark.
In the present embodiment, PLC controller is controlled workbench 5 clockwise or is rotated counterclockwise 180 °/Z (Z is the gear number of teeth) in described step (3), finds on this gear and the reference point location corresponding to gear mechanism, and rotational angle is little, finds accurately quick.
Finally explanation is, above preferred embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is described in detail by above preferred embodiment, but those skilled in the art are to be understood that, can to it, make various changes in the form and details, and not depart from the utility model claims limited range.
Claims (4)
1. a large-scale gear hobbing machine is automatically to gear mechanism, it is characterized in that: comprise and can carry out support, telescoping mechanism and the PLC controller that height regulates along Y direction, described telescoping mechanism is provided with movable stand and approach switch, described movable stand and described support are slidably matched along X-direction, and described PLC controller is arranged on gear-hobbing machine and with telescoping mechanism and approach switch and is connected.
2. large-scale gear hobbing machine according to claim 1, automatically to gear mechanism, is characterized in that: described support is provided with many groups for locking the clamping screw of movable stand.
3. large-scale gear hobbing machine according to claim 1, automatically to gear mechanism, is characterized in that: described support is provided with limiting plate.
4. large-scale gear hobbing machine according to claim 1, automatically to gear mechanism, is characterized in that: described telescoping mechanism is pneumatic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420315948.1U CN203863152U (en) | 2014-06-13 | 2014-06-13 | Automatic gear alignment mechanism of large-scale gear hobbing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420315948.1U CN203863152U (en) | 2014-06-13 | 2014-06-13 | Automatic gear alignment mechanism of large-scale gear hobbing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203863152U true CN203863152U (en) | 2014-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420315948.1U Expired - Fee Related CN203863152U (en) | 2014-06-13 | 2014-06-13 | Automatic gear alignment mechanism of large-scale gear hobbing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203863152U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028850A (en) * | 2014-06-13 | 2014-09-10 | 重庆机床(集团)有限责任公司 | Automatic tooth aligning mechanism for large-sized gear hobbing machine and tooth aligning method thereof |
| CN104668665A (en) * | 2015-03-20 | 2015-06-03 | 衡山齿轮有限责任公司 | Aligned tooth forming and grinding tool |
| CN108247150A (en) * | 2018-01-26 | 2018-07-06 | 宁波海蔓汽车科技有限公司 | A kind of automobile gear tooth socket grinding device |
| CN109648149A (en) * | 2018-12-18 | 2019-04-19 | 中国航发哈尔滨轴承有限公司 | One kind makes retainer lock claw thickness process consistent device and method |
-
2014
- 2014-06-13 CN CN201420315948.1U patent/CN203863152U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028850A (en) * | 2014-06-13 | 2014-09-10 | 重庆机床(集团)有限责任公司 | Automatic tooth aligning mechanism for large-sized gear hobbing machine and tooth aligning method thereof |
| CN104028850B (en) * | 2014-06-13 | 2017-04-05 | 重庆机床(集团)有限责任公司 | Large-scale gear hobbing machine is automatically to gear mechanism and to tooth method |
| CN104668665A (en) * | 2015-03-20 | 2015-06-03 | 衡山齿轮有限责任公司 | Aligned tooth forming and grinding tool |
| CN108247150A (en) * | 2018-01-26 | 2018-07-06 | 宁波海蔓汽车科技有限公司 | A kind of automobile gear tooth socket grinding device |
| CN109648149A (en) * | 2018-12-18 | 2019-04-19 | 中国航发哈尔滨轴承有限公司 | One kind makes retainer lock claw thickness process consistent device and method |
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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 |
Granted publication date: 20141008 Termination date: 20180613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |