CN202964397U - Positioning tool for spline housing machining - Google Patents
Positioning tool for spline housing machining Download PDFInfo
- Publication number
- CN202964397U CN202964397U CN 201220626363 CN201220626363U CN202964397U CN 202964397 U CN202964397 U CN 202964397U CN 201220626363 CN201220626363 CN 201220626363 CN 201220626363 U CN201220626363 U CN 201220626363U CN 202964397 U CN202964397 U CN 202964397U
- Authority
- CN
- China
- Prior art keywords
- spline housing
- location division
- spline
- revolving body
- positioning part
- 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 positioning tool for spline housing machining. The positioning tool comprises a front positioning part and a rear positioning part, wherein the front positioning part and the rear positioning part are respectively and coaxially inserted from the front end and the rear end of a spline housing, the front portion of the front positioning part is provided with a connecting part connected with a machine tool power output part in a transmission mode, and the rear portion of the front positioning part is provided with an outer spline used for being matched with an inner spline of the spline housing in an inserted mode; the front portion of the rear positioning part is provided with an outer spline used for being matched with the inner spline of the spline housing in an inserted mode, and the rear portion of the rear positioning part is provided with a supporting part which is assembled with the front portion in a rotating mode and used for being connected with a machine tool tailstock; and the front end of the outer spline on the front positioning part is provided with a front cone-shaped revolution body which is large in the front portion and small in the rear portion, the rear end of the outer spline on the rear positioning part is provided with a rear cone-shaped revolution body which is small in the front portion and large in the rear portion, and both a bus of the front cone-shaped revolution body and a bus of the rear cone-shaped revolution body are inward concave arc lines. Tightening force is exerted on the spline housing to achieve axial, and radial and rotary positioning of the spline housing through the front cone-shaped revolution body of the front positioning part and the rear cone-shaped revolution body of the rear positioning part, so radial run-out of the spline housing can be effectively restricted.
Description
Technical field
The utility model belongs to the Machining Technology field, is specifically related to a kind of spline housing processing positioning tool.
Background technology
Be connected with spline housing with outputting power on the output shaft of reductor, the output shaft rotating speed of reductor is higher, internal-and external diameter axiality to spline housing is had relatively high expectations, if the internal-and external diameter axiality of spline housing can not satisfy matching requirements, the spline housing of high-speed rotation wearing and tearing just easily occur and swings, and then affect the normal operation of reductor, sometimes also can cause damage to the output shaft of reductor.In fact, adopt traditional fixture can't limit the circular runout of spline housing, the internal-and external diameter axiality of the spline housing that processes is relatively poor, can not adapt to the High Rotation Speed of speed reducer output shaft.
The utility model content
The purpose of this utility model is to provide a kind of spline housing processing positioning tool, can't limit the technical problem of spline housing circular runout with traditional frock clamp in the solution prior art.
for achieving the above object, spline housing processing provided by the utility model with the technical scheme of positioning tool is: spline housing processing positioning tool, comprise when using respectively before the coaxial insertion in front and back end of spline housing, rear location division, the front portion of prelocalization section has for the connecting portion that is in transmission connection with lathe power efferent, the rear portion have for the external splines of the internal spline inserting of spline housing, the front portion of rear location division have for the external splines of the internal spline inserting of spline housing, the rear portion has the support portion of rotating assembling and being used for being connected with tailstock tool with the front portion, the front end place of the external splines in prelocalization section has pre-large post-small front taper revolving body, the rear end of the external splines on rear location division has pre-small post-large rear taper revolving body, before, the bus of rear taper revolving body is the indent camber line.
Be furnished with external thread section in the front side of described front taper revolving body in described prelocalization section, the bigger diameter end adjacency of the rear end of external thread section and front taper revolving body, be installed with on the external thread section of prelocalization section for the push and block spline housing with the past location division on the dismounting spline housing the push and block nut.
Rear side in described rear taper revolving body on described rear location division is furnished with external thread section, the bigger diameter end adjacency of the front end of external thread section and rear taper revolving body, and rotation has Thrust nut on the external thread section of rear location division.
Connecting portion in described prelocalization section is the main shaft that extends along fore-and-aft direction.
Described rear location division comprises turning set, and the external splines on described rear location division and rear taper revolving body all are arranged on the outer peripheral face of turning set, and the support portion of described rear location division is to rotate the back shaft of assembling by bearing and turning set.
The outer peripheral face of described main shaft and back shaft all has Morse's taper.
The beneficial effects of the utility model are: when spline housing processing provided by the utility model is used with positioning tool, spline housing is inserted on the external splines of prelocalization section, and the external splines of rear location division is inserted in the internal spline of spline housing, the mobile machine tool tailstock is when driving rear location division near prelocalization section, front taper revolving body in prelocalization section and the rear taper revolving body on rear location division can produce expanding force with the tensioner spline housing to the internal spline of spline housing, make axially, radially reaching rotation and all well being located of spline housing.Positioning tool provided by the utility model applies expanding force to realize that spline housing axially, radially reached the rotation location by the front taper revolving body in prelocalization section and the rear taper revolving body on rear location division to spline housing, it is simple in structure, the assembling light and fast, can effectively limit the circular runout of spline housing, thereby guarantee the axiality of the internal-and external diameter of spline housing.
Description of drawings
Fig. 1 is the use view that a kind of embodiment of positioning tool is used in spline housing processing provided by the utility model.
The specific embodiment
as shown in Figure 1, a kind of spline housing processing embodiment of positioning tool, positioning tool in this embodiment comprises when using respectively from prelocalization section 3 and the rear location division 5 of the coaxial insertion in front and back end of spline housing, prelocalization section 3 is locating shaft, the front portion of prelocalization section 3 has for the connecting portion that is in transmission connection with lathe power efferent, the rear portion has for the external splines 33 adaptive with the internal spline grafting of spline housing 4, described connecting portion is the main shaft 1 that extends along fore-and-aft direction, the front end place of the external splines in prelocalization section 3 has pre-large post-small front taper revolving body 32, before being somebody's turn to do, the bus of taper revolving body 32 is the indent camber line, this is in prelocalization section 3 and is furnished with external thread section 31 in the front side of described front taper revolving body, the bigger diameter end adjacency of the rear end of external thread section 31 and front taper revolving body 32, be installed with on the external thread section of prelocalization section 3 for the push and block spline housing with the past location division on the push and block nut 2 of dismounting spline housing.The front portion of described rear location division 5 has for having the support portion of rotating assembling and being used for being connected with tailstock tool with the front portion with external splines 51, the rear portion of the internal spline inserting of spline housing 4, the rear end of the external splines 51 on rear location division 5 has pre-small post-large rear taper revolving body 52, the bus of rear taper revolving body 52 is the indent camber line, rear side in described rear taper revolving body on rear location division 5 is furnished with external thread section 53, the bigger diameter end adjacency of the front end of external thread section 53 and rear taper revolving body 52, rotation has Thrust nut 7 on the external thread section 53 of rear location division 5.Rear location division 5 herein comprises turning set, and the external splines on described rear location division, rear taper revolving body and external screw thread all are arranged on the outer peripheral face of turning set, the back shaft 9 of the support portion of rear location division for assembling by bearing 8 and the rotation of turning set.
In the present embodiment, all has Morse's taper on the outer peripheral face of main shaft 1 and back shaft 9.
during use, main shaft 1 is arranged in the spindle hole of grinding machine, and back shaft 9 is arranged on tailstock tool, spline housing to be processed 4 correspondences are inserted on the external splines 33 at rear portion of prelocalization section 3, and mobile tailstock makes the internal spline inserting on external splines 51 and spline housing 4 on rear location division 5, then the mobile machine tool tailstock make rear location division 5 forward location division 3 near to hold out against spline housing 4, at this moment, front taper revolving body in prelocalization section and the rear taper revolving body on rear location division can with the top interference fit of spline housing tensioner, spline housing is carried out tensioner locates, make the axial of spline housing, radially reach rotation and all obtain correct location, then spline housing 4 is being carried out processing work.After machining, the mobile machine tool tailstock so that rear location division breaks away from spline housing, then rotates push and block nut 2 backward, can push and block unload spline housing.
In the present embodiment, turning set is selected in rear location division, equally both is convenient to carry out on turning set the processing of external screw thread and external splines, also is convenient to realize the rotation assembling of rear location division and tailstock tool.
In above-described embodiment, prelocalization section is locating shaft, in other embodiments, also can select other structures such as turning set, at this moment, and can be with the coaxial fixedly assembling of turning set and main shaft, and at anterior threading, the rear portion processing external splines of turning set.
In the above-described embodiments, rear location division comprises turning set and back shaft, in other embodiments, also can select other structures such as rotating shaft, need on the rear end face of this rotating shaft to process with tailstock tool on the top locating hole that is rotatably equipped with in advance.
Claims (6)
1. spline housing is processed and is used positioning tool, it is characterized in that: comprise when using respectively before the coaxial insertion in front and back end of spline housing, rear location division, the front portion of prelocalization section has for the connecting portion that is in transmission connection with lathe power efferent, the rear portion have for the external splines of the internal spline inserting of spline housing, the front portion of rear location division have for the external splines of the internal spline inserting of spline housing, the rear portion has the support portion of rotating assembling and being used for being connected with tailstock tool with the front portion, the front end place of the external splines in prelocalization section has pre-large post-small front taper revolving body, the rear end of the external splines on rear location division has pre-small post-large rear taper revolving body, before, the bus of rear taper revolving body is the indent camber line.
2. spline housing according to claim 1 is processed and is used positioning tool, it is characterized in that: be furnished with external thread section in the front side of described front taper revolving body in described prelocalization section, the bigger diameter end adjacency of the rear end of external thread section and front taper revolving body, be installed with on the external thread section of prelocalization section for the push and block spline housing with the past location division on the dismounting spline housing the push and block nut.
3. spline housing according to claim 1 is processed and is used positioning tool, it is characterized in that: the rear side in described rear taper revolving body on described rear location division is furnished with external thread section, the bigger diameter end adjacency of the front end of external thread section and rear taper revolving body, rotation has Thrust nut on the external thread section of rear location division.
4. positioning tool use according to claim 1 and 2 or 3 described spline housings processing, it is characterized in that: the connecting portion in described prelocalization section is the main shaft along the fore-and-aft direction extension.
5. spline housing according to claim 4 is processed and is used positioning tool, it is characterized in that: described rear location division comprises turning set, external splines on described rear location division and rear taper revolving body all are arranged on the outer peripheral face of turning set, and the support portion of described rear location division is to rotate the back shaft of assembling by bearing and turning set.
6. positioning tool is used in spline housing processing according to claim 5, and it is characterized in that: the outer peripheral face of described main shaft and back shaft all has Morse's taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220626363 CN202964397U (en) | 2012-11-23 | 2012-11-23 | Positioning tool for spline housing machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220626363 CN202964397U (en) | 2012-11-23 | 2012-11-23 | Positioning tool for spline housing machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202964397U true CN202964397U (en) | 2013-06-05 |
Family
ID=48505526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220626363 Expired - Fee Related CN202964397U (en) | 2012-11-23 | 2012-11-23 | Positioning tool for spline housing machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202964397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975302A (en) * | 2020-08-26 | 2020-11-24 | 重庆川仪调节阀有限公司 | Machining method based on sleeve type valve plug part |
-
2012
- 2012-11-23 CN CN 201220626363 patent/CN202964397U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975302A (en) * | 2020-08-26 | 2020-11-24 | 重庆川仪调节阀有限公司 | Machining method based on sleeve type valve plug part |
| CN111975302B (en) * | 2020-08-26 | 2021-10-26 | 重庆川仪调节阀有限公司 | Machining method based on sleeve type valve plug part |
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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: 20130605 Termination date: 20161123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |