CN107309680A - A kind of fixed base for processing power transmission shaft yoke universal joint hole - Google Patents
A kind of fixed base for processing power transmission shaft yoke universal joint hole Download PDFInfo
- Publication number
- CN107309680A CN107309680A CN201710558441.7A CN201710558441A CN107309680A CN 107309680 A CN107309680 A CN 107309680A CN 201710558441 A CN201710558441 A CN 201710558441A CN 107309680 A CN107309680 A CN 107309680A
- Authority
- CN
- China
- Prior art keywords
- spline
- fastening screw
- limit shaft
- firm banking
- platen
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention discloses a kind of fixed base for processing power transmission shaft yoke universal joint hole, including support base, connector, spline limit shaft and fixing device, the fixing device includes fastening screw, platen, gag lever post and firm banking, the center of the firm banking upper surface is provided with the screw being engaged with fastening screw, the both sides of screw are symmetrically arranged with gag lever post, gag lever post is connected with firm banking fixed vertical, the center of the lower surface of the firm banking and the spline limit shaft upper surface, which is fixed, welds, the center of the platen is provided with the through hole a being engaged with the fastening screw structure, the through hole a both sides are respectively symmetrically provided with the through hole b being engaged with the gag lever post structure, the fastening screw is threadedly coupled through the through hole a with the screw, the fastening screw outer end is fixedly connected with restraining position ring block, the spacing ring is contacted with the platen inner surface；The present invention has the advantages that rational in infrastructure and good fixing effect.
Description
Technical field
The invention belongs to power transmission shaft parts machining technical field, and in particular to one kind processing power transmission shaft yoke universal joint hole
Firm banking.
Background technology
The rotary body that power transmission shaft is a high rotating speed, supported less, power transmission shaft is divided into many sections, by universal between section and section
Section connection, meanwhile, each parts of power transmission shaft are high-precision standard components, and strict control size is needed during processing
And avoid causing abrasion；Existing fixed base first passes through spline limit shaft to axle when processing power transmission shaft yoke universal joint hole
Fork progress is spacing, and the yoke for being sheathed on spline limit shaft outer end is consolidated using the fastening screw of spline limit shaft upper end afterwards
Fixed, the mode that the rotation of fastening screw is connected through a screw thread produces downward pressure to yoke, fixes yoke, still, fastening
Screw produces friction during rotation with yoke upper end, it is easy to abrasion is caused to yoke, and fastening screw is by turning
Move during yoke is fixed, due to the rotation of fastening screw, the spacing spline of spline limit shaft outer end also can be to axle
Spline in fork causes certain infringement, so as to influence the quality of yoke；To solve the above problems, exploitation it is a kind of rational in infrastructure and
The yoke universal joint hole machined of good fixing effect is necessary with firm banking.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, and provide a kind of rational in infrastructure and good fixing effect
Yoke universal joint hole machined firm banking.
The object of the present invention is achieved like this：A kind of fixed base for processing power transmission shaft yoke universal joint hole, including branch
Base, connector, spline limit shaft and fixing device are supportted, the connector is located at the support base and the spline limit shaft
Between, its upper end is connected with the spline limit shaft lower surface fixed vertical, the upper surface fixed vertical of lower end and support base
Connection, the fixing device is located at the center of the spline limit shaft upper end, fixes and welds with the spline limit shaft, institute
Stating fixing device includes fastening screw, platen, gag lever post and firm banking, and the center of the firm banking upper surface is provided with
The screw being engaged with the fastening screw structure, the both sides of the screw are symmetrically arranged with gag lever post, the gag lever post and institute
The connection of firm banking fixed vertical is stated, the lower surface of the firm banking and the center of the spline limit shaft upper surface are fixed
Welding, the center of the platen is provided with the through hole a being engaged with the fastening screw structure, the through hole a both sides difference
The through hole b being engaged with the gag lever post structure is symmetrically arranged with, the fastening screw passes through the through hole a and the screw spiral shell
Line is connected, and the fastening screw outer end is fixedly connected with restraining position ring block, and the spacing ring is contacted with the platen inner surface.
The outer surface of the spline limit shaft is provided with the spacing spline being engaged with yoke internal spline, the platen it is straight
Footpath is more than the diameter of the spline limit shaft, and the diameter of the firm banking is less than the diameter of the spline limit shaft.
The diameter of the firm banking is the half of the platen diameter.
The length of the spline limit shaft is less than the length of axis body in yoke.
The connector is in rectangular parallelepiped structure, and the center of the wide side surface of its length is provided with columned groove.
By adopting the above-described technical solution, the beneficial effects of the invention are as follows：
（1）The present invention fixes weld fixture apparatus using the center in spline limit shaft upper end, first with gag lever post and through hole b
Mating connection avoid platen from being rotated when being compressed to yoke, recycle and be threadedly coupled between fastening screw and screw, it is logical
Rotation fastening screw is crossed to the downward pressure produced by platen, yoke is passed to through platen, and then fixes yoke, present invention profit
Fastening screw is avoided with platen to contact with the direct of yoke during yoke is fixed, and solves fastening screw in compression
During yoke, because fastening screw is directly contacted with yoke and occurs relative motion, and the problem of wearing and tearing is produced to yoke.
Total, the present invention has the advantages that rational in infrastructure and good fixing effect.
Brief description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the top view of the present invention.
Fig. 3 is the side view of the present invention.
Fig. 4 is the front view when present invention is used.
Fig. 5 is the side view when present invention is used.
Fig. 6 is the sectional view of front view of the present invention.
Fig. 7 is the sectional view of fixing device front view in the present invention.
Fig. 8 is the top view of press plate structure in the present invention.
In figure：1st, support base 2, connector 21, groove 3, spline limit shaft 31, spacing spline 4, fixing device
41st, fastening screw 42, platen 421, through hole a 422, through hole b 43, gag lever post 44, firm banking 441, screw 45, limit
Position ring.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8：It is a kind of to process consolidating for power transmission shaft yoke universal joint hole
Determine pedestal, including support base 1, connector 2, spline limit shaft 3 and fixing device 4, the connector 2 is located at the support bottom
Between seat 1 and the spline limit shaft 3, its upper end is connected with the lower surface fixed vertical of spline limit shaft 3, lower end and support
The upper surface fixed vertical connection of base 1, the fixing device 4 is located at the center of the upper end of spline limit shaft 3, with institute
State spline limit shaft 3 and fix welding, the fixing device 4 includes fastening screw 41, platen 42, gag lever post 43 and firm banking
44, the center of the upper surface of firm banking 44 is provided with the screw 441 being engaged with the structure of fastening screw 41, described
The both sides of screw 441 are symmetrically arranged with gag lever post 43, and the gag lever post 43 is connected with the fixed vertical of firm banking 44, described
The center of the lower surface of firm banking 44 and the upper surface of spline limit shaft 3, which is fixed, welds, the center of the platen 42
The through hole a421 being engaged with the structure of fastening screw 41 is provided with, the through hole a421 both sides are respectively symmetrically provided with and institute
The through hole b422 that the structure of gag lever post 43 is engaged is stated, the fastening screw 41 passes through the through hole a421 and the spiral shell of screw 441
Line is connected, and the outer end of fastening screw 41 is fixedly connected with restraining position ring block 45, and the spacing ring 45 connects with the inner surface of platen 42
Touch.
The outer surface of the spline limit shaft 3 is provided with the spacing spline 31 being engaged with yoke internal spline, the platen
42 diameter is more than the diameter of the spline limit shaft 3, and the diameter of the firm banking 44 is less than the straight of the spline limit shaft 3
Footpath；The diameter of the firm banking 44 is the half of the diameter of platen 42；The length of the spline limit shaft 3 is less than in yoke
The length of axis body；The connector 2 is in rectangular parallelepiped structure, and the center of the wide side surface of its length is provided with columned lead to
Groove 21.
Yoke first, is sheathed on the outer end of spline limit shaft 3, made on yoke inwall by the present invention during use
Spline and the spacing spline 31 of the outer end of spline limit shaft 3 are connected, then, by fastening screw 41 and the center of firm banking 44
Screw 441 connect, and the symmetrically arranged gag lever post 43 in the both sides of screw 441 is sheathed in the through hole b422 on platen 42, it is suitable
Hour hands rotate fastening screw 41, because the upper and lower ends of fastening screw 41 are limited platen 42 by screw head and spacing ring 45 respectively
Position, the drive platen 42 that moves down of fastening screw 41 is moved down, and fastening screw 41 is during rotation, due to gag lever post
43 effect, platen 42 is in fixing shape, will not be rotated with fastening screw 41, finally, platen 42 is contacted with yoke, by rotating
Fastening screw 41 through the transmission pressure of platen 42 to yoke, and then fixes yoke the downward pressure produced by platen 42, it is to avoid
Fastening screw 41 is contacted during being fixed to yoke with the direct of yoke, due to occurring phase between fastening screw 41 and yoke
The situation of abrasion is caused to occur to yoke to motion；Total, the present invention has the advantages that rational in infrastructure and good fixing effect.
The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, although with reference to above-described embodiment pair
The present invention is described in detail, it should be understood by a person of ordinary skill in the art that still can be to the specific of the present invention
Embodiment is modified or equivalent substitution, and any modification or equivalent substitution without departing from spirit and scope of the invention,
It all should cover among scope of the presently claimed invention.
Claims (5)
1. a kind of fixed base for processing power transmission shaft yoke universal joint hole, including support base（1）, connector（2）, spline it is spacing
Axle（3）And fixing device（4）, the connector（2）Positioned at the support base（1）With the spline limit shaft（3）Between, its
Upper end and the spline limit shaft（3）Lower surface fixed vertical is connected, lower end and support base（1）Upper surface fixed vertical connect
Connect, the fixing device（4）Positioned at the spline limit shaft（3）The center of upper end, with the spline limit shaft（3）It is fixed
Welding, it is characterised in that：The fixing device（4）Including fastening screw（41）, platen（42）, gag lever post（43）And firm banking
（44）, the firm banking（44）The center of upper surface is provided with and the fastening screw（41）The screw that structure is engaged
（441）, the screw（441）Both sides be symmetrically arranged with gag lever post（43）, the gag lever post（43）With the firm banking
（44）Fixed vertical is connected, the firm banking（44）Lower surface and the spline limit shaft（3）The center of upper surface is consolidated
Fixed welding, the platen（42）Center be provided with and the fastening screw（41）The through hole a that structure is engaged（421）, institute
State through hole a（421）Both sides are respectively symmetrically provided with and the gag lever post（43）The through hole b that structure is engaged（422）, the fastening
Screw（41）Through the through hole a（421）With the screw（441）Threaded connection, the fastening screw（41）Outer end, which is fixed, to be connected
It is connected to spacing ring（45）, the spacing ring（45）With the platen（42）Inner surface is contacted.
2. a kind of fixed base for processing power transmission shaft yoke universal joint hole according to claim 1, it is characterised in that：It is described
Spline limit shaft（3）Outer surface be provided with the spacing spline being engaged with yoke internal spline（31）, the platen（42）It is straight
Footpath is more than the spline limit shaft（3）Diameter, the firm banking（44）Diameter be less than the spline limit shaft（3）It is straight
Footpath.
3. a kind of fixed base for processing power transmission shaft yoke universal joint hole according to claim 1 or 2, it is characterised in that：
The firm banking（44）Diameter be the platen（42）The half of diameter.
4. a kind of fixed base for processing power transmission shaft yoke universal joint hole according to claim 1, it is characterised in that：It is described
Spline limit shaft（3）Length be less than yoke in axis body length.
5. a kind of fixed base for processing power transmission shaft yoke universal joint hole according to claim 1, it is characterised in that：It is described
Connector（2）In rectangular parallelepiped structure, the center of the wide side surface of its length is provided with columned groove（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710558441.7A CN107309680A (en) | 2017-07-10 | 2017-07-10 | A kind of fixed base for processing power transmission shaft yoke universal joint hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710558441.7A CN107309680A (en) | 2017-07-10 | 2017-07-10 | A kind of fixed base for processing power transmission shaft yoke universal joint hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107309680A true CN107309680A (en) | 2017-11-03 |
Family
ID=60179235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710558441.7A Withdrawn CN107309680A (en) | 2017-07-10 | 2017-07-10 | A kind of fixed base for processing power transmission shaft yoke universal joint hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107309680A (en) |
-
2017
- 2017-07-10 CN CN201710558441.7A patent/CN107309680A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171103 |