CN206253936U - A kind of clamping tool of splined driveshaft yoke - Google Patents
A kind of clamping tool of splined driveshaft yoke Download PDFInfo
- Publication number
- CN206253936U CN206253936U CN201621233252.XU CN201621233252U CN206253936U CN 206253936 U CN206253936 U CN 206253936U CN 201621233252 U CN201621233252 U CN 201621233252U CN 206253936 U CN206253936 U CN 206253936U
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- China
- Prior art keywords
- block
- clamping
- fixedly connected
- positioning
- splined driveshaft
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Abstract
The utility model discloses a kind of clamping tool of splined driveshaft yoke, including base plate, fork detent mechanism and axle portion clamp system are respectively equipped with the base plate from left to right, fork detent mechanism includes the clamp body being fixedly connected with base plate, it is fixedly installed on clamp body in two positioning V-shaped blocks symmetrical above and below, spring top clamping device is provided between two positioning V-shaped blocks；Axle portion clamp system includes the guide rail being fixedly connected with base plate, two sliding blocks are equipped on guide rail, clamping V-block is provided with each sliding block, and the V-notch of the clamping V-block on two sliding blocks is oppositely arranged, same reverse-flighted screw has been sequentially passed through on two sliding blocks, the forward screw thread portion of reverse-flighted screw is threadedly coupled with one of sliding block, and the reverse thread portion of reverse-flighted screw is threadedly coupled with wherein another sliding block.The utility model realizes the clamping and positioning to splined driveshaft yoke, improves the clamping efficiency of splined driveshaft yoke, improves product processing quality.
Description
Technical field
The utility model belongs to splined driveshaft yoke processing technique field, more particularly to a kind of splined driveshaft yoke
Clamping tool.
Background technology
The traditional fork forge piece for spline shaft of transmission shaft structure type used on automobile is as shown in figure 1, including the He of axle portion 101
Two forks 102, fork forge piece for spline shaft of transmission shaft also needs to by milling face, auger spindle portion centre bore and bores three roads of fork centre bore
The processing of operation, and during traditional processing, the frock that the clamping of fork forge piece for spline shaft of transmission shaft is not special is fixed to be clamped
Position, is fixed generally by the claw or chuck on lathe, and fixation needs multiple clamping, and multiple bearing is operated by many people
Could complete, it has the following disadvantages：Floor space is larger, and labor strength is big, and life cycle of the product is long, not manageability,
Multiple clamping, multiple bearing, Product Precision is difficult to ensure that tolerance range is bigger than normal.
Utility model content
The utility model is in order to solve the problems of the prior art, there is provided a kind of clamping tool of splined driveshaft yoke,
It realizes the clamping and positioning to splined driveshaft yoke, improves the clamping efficiency of splined driveshaft yoke, improves product
Crudy.
In order to solve the above technical problems, the utility model is adopted the following technical scheme that：A kind of folder of splined driveshaft yoke
Tight frock, including base plate, are respectively equipped with fork detent mechanism and axle portion clamp system, fork positioning from left to right on the base plate
Mechanism includes the clamp body being fixedly connected with base plate, is fixedly installed on clamp body in two positioning V-shaped blocks symmetrical above and below, fixed
The V-notch of position V-block is opened up towards right side, and two positions of positioning V-shaped block are engaged with the inside of two forks respectively,
Spring top clamping device is provided between two positioning V-shaped blocks, spring top clamping device includes jacking block, worn in left-right direction on jacking block
The left part for having at least two guide pillars, each guide pillar is fixedly connected with clamp body, and jacking block is arranged with guide pillar, and guide pillar is upper
Right locking nut is equipped on cylinder on the right side of jacking block, is located on guide pillar on the cylinder between jacking block and clamp body and is arranged with pressure
Spring, the upper side of jacking block is abutted with corresponding positioning V-shaped block, and jacking block upper side outer edge be set to it is directed downwardly domatic,
The downside of jacking block abuts with corresponding positioning V-shaped block, and jacking block downside outer edge be set to upward it is domatic；
Axle portion clamp system includes the guide rail being fixedly connected with base plate, and guide rail is arranged, is equipped with guide rail along the longitudinal direction
Two sliding blocks, the V-notch of the clamping V-block being provided with each sliding block on clamping V-block, and two sliding blocks is relative to be set
Put, same reverse-flighted screw, the forward screw thread portion of reverse-flighted screw and one of sliding block screw thread have been sequentially passed through on two sliding blocks
Connection, the reverse thread portion of reverse-flighted screw is threadedly coupled with wherein another sliding block.
It also includes press plate mechanism, and press plate mechanism is arranged between the fork detent mechanism and axle portion clamp system, presses
Trigger structure includes the telescoping cylinder for setting in left-right direction, and the cylinder barrel of telescoping cylinder is fixedly connected by connecting plate with the clamp body,
The piston rod of telescoping cylinder be fixedly connected be coaxial therewith to connecting bolt, the right part of connecting bolt is provided with perpendicular with it
Pressing plate, offer the front side elongated hole of fore-and-aft direction on the pressing plate with connecting bolt corresponding position, connecting bolt passes through the front side
Elongated hole, and connecting bolt is equipped with front side lock-nut at pressing plate right positions, is offered for being driven on rear side of pressing plate
The breach that the axle portion of axle slip shaft yoke passes through, the maximum height of the breach is less than between two forks of splined driveshaft yoke
Minimum constructive height.
The press plate mechanism also include along left and right action direction set pole bolt, the left part of pole bolt be connected
Plate is fixedly connected, and offers the rear side elongated hole of fore-and-aft direction on the pressing plate with pole bolt corresponding position, and pole bolt is passed through should
Elongated hole, and pole bolt is equipped with rear side lock-nut at pressing plate right positions.
It is located on the base plate and support V-block is provided between press plate mechanism and pressing plate, support V-block is fixed with base plate and connected
Connect, support the V-notch of V-block to be opened up towards upside.
The set-up mode that the left part of guide pillar is fixedly connected with clamp body is as follows：The left part of guide pillar passes through clamp body, and
The left part is equipped with left locking nut.
The beneficial effects of the utility model are：
By above-mentioned technical proposal, fork detent mechanism realizes the clamping and positioning to the fork of splined driveshaft yoke, axle
Portion's clamp system realizes the clamping and positioning to the axle portion of splined driveshaft yoke, it is achieved thereby that to the folder of splined driveshaft yoke
Tightening position, improves the clamping efficiency of splined driveshaft yoke, improves product processing quality.
Fork detent mechanism includes the clamp body being fixedly connected with base plate, and it is right in about two to be fixedly installed on clamp body
The positioning V-shaped block of title, the V-notch of positioning V-shaped block is opened up towards right side, two positions of positioning V-shaped block respectively with two
It is engaged on the inside of fork, by said structure, two is respectively placed on the inside of two forks of splined driveshaft yoke during work
At the V-notch of individual positioning V-shaped block, two positioning V-shaped blocks realize the positioning of the above-below direction to splined driveshaft yoke.
Spring top clamping device is provided between two positioning V-shaped blocks, spring top clamping device includes jacking block, along left and right on jacking block
Direction is equipped with least two guide pillars, and the left part of each guide pillar is fixedly connected with clamp body, and jacking block is arranged with guide pillar, and
It is located on guide pillar on the cylinder on the right side of jacking block and is equipped with right locking nut, is located on guide pillar on the cylinder between jacking block and clamp body
Stage clip is arranged with, the upper side of jacking block is abutted with corresponding positioning V-shaped block, and the outer edge of jacking block upper side is set to down
It is domatic, the downside of jacking block abuts with corresponding positioning V-shaped block, and jacking block downside the outer edge slope that is set to upward
Face, by said structure, two V-arrangements of positioning V-shaped block is respectively placed on the inside of two forks of splined driveshaft yoke and is lacked
When at mouthful, the inner side of fork can carry out top pressure to jacking block, and jacking block reversely holds out against fork in the presence of lead column and stage clip, domatic
Setting cooperation in shape is produced when being easy to jacking block and fork to hold out against.
Axle portion clamp system includes the guide rail being fixedly connected with base plate, and guide rail is arranged, is equipped with guide rail along the longitudinal direction
Two sliding blocks, the V-notch of the clamping V-block being provided with each sliding block on clamping V-block, and two sliding blocks is relative to be set
Put, same reverse-flighted screw, the forward screw thread portion of reverse-flighted screw and one of sliding block screw thread have been sequentially passed through on two sliding blocks
Connection, the reverse thread portion of reverse-flighted screw is threadedly coupled with wherein another sliding block, by said structure, power transmission shaft during work
The axle portion of slip shaft yoke is placed at two V-notch of clamping V-block, and two clamp V-block in reverse-flighted screw and sliding block
Cooperation under realize that relative displacement is adjusted, so as to realize the clamping to axle portion, two clamp V-blocks and realize to splined driveshaft
The positioning of the left and right directions of yoke.The relative displacement adjustment of two clamping V-blocks can be by rotating reverse-flighted screw forward or backwards
Realize.
The utility model also includes press plate mechanism, and press plate mechanism is arranged on the fork detent mechanism and axle portion clamp system
Between, press plate mechanism includes the telescoping cylinder for setting in left-right direction, and the cylinder barrel of telescoping cylinder is solid with the clamp body by connecting plate
Fixed connection, the piston rod of telescoping cylinder be fixedly connected be coaxial therewith to connecting bolt, the right part of connecting bolt be provided with
Its perpendicular pressing plate, offers the front side elongated hole of fore-and-aft direction with connecting bolt corresponding position on the pressing plate, connecting bolt is worn
The front side elongated hole is crossed, and connecting bolt is located at pressing plate right positions and is equipped with front side lock-nut, is offered on rear side of pressing plate
For the breach that the axle portion of splined driveshaft yoke passes through, two forks of the maximum height less than splined driveshaft yoke of the breach
Minimum constructive height between portion, by said structure, axle portion passes through from the indentation, there of pressing plate during work, and telescoping cylinder control piston rod is stretched
Contracting band dynamic pressure plate retraction, makes pressing plate be realized in the lateral direction to fork with the junction of fork in the axle portion of splined driveshaft yoke
The compression in portion.Additionally, above-mentioned pressuring action can also coordinate with the jacking block of spring top clamping device, the Bidirectional pressure to fork is realized
Tightly.
The press plate mechanism also include along left and right action direction set pole bolt, the left part of pole bolt be connected
Plate is fixedly connected, and offers the rear side elongated hole of fore-and-aft direction on the pressing plate with pole bolt corresponding position, and pole bolt is passed through should
Elongated hole, and pole bolt is equipped with rear side lock-nut at pressing plate right positions, the setting of pole bolt is realized to pressing plate
Guiding and locating effect, and realize the dual support to pressing plate.
It is located on the base plate and support V-block is provided between press plate mechanism and pressing plate, support V-block is fixed with base plate and connected
Connect, support the V-notch of V-block to be opened up towards upside, support V-block realizes the supporting role to splined driveshaft yoke, just
In the clamp operation and the positioning action of fork detent mechanism of axle portion clamp system.
The set-up mode that the left part of guide pillar is fixedly connected with clamp body is as follows：The left part of guide pillar passes through clamp body, and
The left part is equipped with left locking nut, and the design improves installation and the removal efficiency of guide pillar, is easy to maintenance.
Brief description of the drawings
Fig. 1 is the structural representation of splined driveshaft yoke；
Fig. 2 is structural front view of the present utility model；
Fig. 3 is structure top view of the present utility model；
Fig. 4 is structure right view of the present utility model；
Fig. 5 is the structure right view at the utility model center platen position.
Specific embodiment
Specific embodiment of the present utility model is elaborated below in conjunction with accompanying drawing.
As shown in Figures 1 to 5, a kind of clamping tool of splined driveshaft yoke of the present utility model, including base plate 1, institute
State and be respectively equipped with from left to right on base plate 1 fork detent mechanism and axle portion clamp system, fork detent mechanism and axle portion clamping machine
Press plate mechanism is provided between structure, fork detent mechanism realizes the clamping and positioning to the fork 102 of splined driveshaft yoke, axle portion
Clamp system realizes the clamping and positioning to the axle portion 101 of splined driveshaft yoke, and press plate mechanism is realized to splined driveshaft yoke
Axle portion 101 and the connecting portion of fork 102 clamping and positioning.
Fork detent mechanism includes the clamp body 2 being fixedly connected with base plate 1, is fixedly installed on clamp body 2 on two
Positioning V-shaped block 3 symmetrical down, the V-notch of positioning V-shaped block 3 is opened up towards right side, two position difference of positioning V-shaped block 3
Inner side with two forks 102 is engaged, and spring top clamping device, spring top clamping device bag are provided between two positioning V-shaped blocks 3
Include jacking block 15, be equipped with least two guide pillars 14 on jacking block 15 in left-right direction, the left part of each guide pillar 14 with clamp body 2
It is fixedly connected, is arranged with guide pillar 14 on jacking block 15, and guide pillar 14 and is equipped with right locking screw on the cylinder on the right side of jacking block 15
Mother, is located on the cylinder between jacking block 15 and clamp body 2 on guide pillar 14 and is arranged with stage clip 4.
The downside of jacking block 15 abuts with corresponding positioning V-shaped block 3, and the outer edge of the downside of jacking block 15 is set to court
On it is domatic, the upper side of jacking block 15 is abutted with corresponding positioning V-shaped block 3, and the outer edge of the upper side of jacking block 15 is set to
Directed downwardly domatic, the domatic non-in fig 2 section at the upper side of jacking block 15 shows, its with the downside of jacking block 15 at it is domatic on
Under be symmetrical arranged.
Axle portion clamp system includes the guide rail 7 being fixedly connected with base plate 1, and guide rail 7 is arranged, matched somebody with somebody on guide rail 7 along the longitudinal direction
Two sliding blocks 12 are provided with, the V-arrangement of the clamping V-block 5 clamped on V-block 5, and two sliding blocks 12 is provided with each sliding block 12
Breach is oppositely arranged, and has sequentially passed through same reverse-flighted screw 6 on two sliding blocks 12, the forward screw thread portion of reverse-flighted screw 6 and its
In the threaded connection of sliding block, the reverse thread portion of reverse-flighted screw 6 is threadedly coupled with wherein another sliding block.
Press plate mechanism includes the telescoping cylinder 11 that sets in left-right direction, the cylinder barrel of telescoping cylinder 11 by connecting plate 13 with it is described
Clamp body 2 is fixedly connected, the piston rod of telescoping cylinder 11 be fixedly connected be coaxial therewith to connecting bolt 8, the right side of connecting bolt 8
End is provided with the pressing plate 9 perpendicular with it, offers the front side of fore-and-aft direction on the pressing plate 9 with the corresponding position of connecting bolt 8
Elongated hole, connecting bolt 8 passes through the front side elongated hole, and connecting bolt 8 to be located at the right positions of pressing plate 9 and be equipped with front side locking spiral shell
Mother, the rear side of pressing plate 9 offers the breach 91 passed through for the axle portion 101 of splined driveshaft yoke, the maximum height of the breach
Less than the minimum constructive height between two forks 102 of splined driveshaft yoke.
The press plate mechanism also include along left and right action direction set pole bolt 10, the left part of pole bolt 10 with
Connecting plate 13 is fixedly connected, and offers the rear side elongated hole of fore-and-aft direction, pole spiral shell on the pressing plate 9 with the corresponding position of pole bolt 10
Bolt passes through the elongated hole, and pole bolt 10 to be located at the right positions of pressing plate 9 and be equipped with rear side lock-nut.
It is located on the base plate 1 and support V-block 16, support V-block 16 and base plate 1 is provided between press plate mechanism and pressing plate
It is fixedly connected, supports the V-notch of V-block 16 to be opened up towards upside.
The left part of the guide pillar 14 is as follows with the set-up mode that clamp body 2 is fixedly connected：The left part of guide pillar 14 passes through
Clamp body 2, and the left part is equipped with left locking nut.
During utility model works, the inner side of two forks 102 of splined driveshaft yoke is respectively placed in fork localization machine
At two V-notch of positioning V-shaped block 3 of structure, two positioning V-shaped blocks 3 are realized to the above-below direction of splined driveshaft yoke
Position, now the inner side of fork 102 can carry out top pressure to jacking block 15, jacking block 15 is reverse in the presence of lead column 15 and stage clip 4
Fork 102 is held out against, domatic setting is easy to jacking block 15 that cooperation in shape is produced when being held out against with fork 102；Work splined driveshaft
The axle portion 101 of yoke is placed at two V-notch of clamping V-block 5, and two clamp V-block 5 in reverse-flighted screw 6 and slide
Realize that relative displacement is adjusted under the cooperation of block 12, so as to realize the clamping to axle portion 101, two clamp V-block 5 and realize to passing
The positioning of the left and right directions of moving axis slip shaft yoke, the relative displacement adjustment of two clamping V-blocks 5 can be by rotating forward or backwards
Reverse-flighted screw 6 is realized.
Clamping and positioning, the axle portion clamp system reality to the fork 102 of splined driveshaft yoke are realized in fork detent mechanism
Now to the clamping and positioning of the axle portion 101 of splined driveshaft yoke after, because axle portion 101 passes through from the breach 91 of pressing plate 9, stretch
The control piston rod telescopic band of cylinder 11 dynamic pressure plate 9 bounces back, and makes pressing plate 9 in the axle portion 101 of splined driveshaft yoke and the company of fork 102
Place is met to realize in the lateral direction to the compression of fork 102.Additionally, above-mentioned pressuring action can also be with the top of spring top clamping device
Block 15 coordinates, and realizes the Bidirectional compacting to fork 102.
The utility model is realized by above-mentioned fork detent mechanism, axle portion clamp system and press plate mechanism and power transmission shaft is spent
The clamping and positioning of key yoke, improves the clamping efficiency of splined driveshaft yoke, improves product processing quality.
The utility model clamps inter-axle shaft slip shaft yoke and can directly carry out milling face, auger spindle portion centre bore and bore fork center
The processing of hole three process, unlike being clamped in three times, saves working time, reduces what multiple inter process turnovers brought
Muscle power is wasted and the time wastes, and reduces the waste to place space, and streamline is compacter, and of the present utility model need one
Secondary clamping, it is ensured that positioning datum is unified, product tolerance band reduces controllable, and product quality is more stablized.
The utility model passes through fork detent mechanism, axle portion clamp system and press plate mechanism, it is adaptable to splined driveshaft axle
Fork class length, the product of the various models of jaw size.
The utility model section about production cost, improves production efficiency, realizes the lifting of product quality.
Above example is only used to illustrative and not limiting the technical solution of the utility model, although with reference to above-described embodiment pair
The utility model has been described in detail, it will be understood by those within the art that：The utility model can still be entered
Row modification or equivalent, without deviating from any modification or partial replacement of spirit and scope of the present utility model, it all should
Cover in the middle of right of the present utility model.
In description of the present utility model, it is to be understood that term "front", "rear", "left", "right", " on ", D score,
It, based on orientation shown in the drawings or position relationship, is only for ease of description that the orientation or position relationship of the instructions such as " interior ", " outward " are
The utility model and simplified description, must have specific orientation, be spy rather than the device or element for indicating or inferring meaning
Fixed azimuth configuration and operation, thus it is not intended that protecting the limitation of content to the utility model.
Claims (5)
1. a kind of clamping tool of splined driveshaft yoke, including base plate, it is characterised in that：Distinguish from left to right on the base plate
Fork detent mechanism and axle portion clamp system are provided with, fork detent mechanism includes the clamp body being fixedly connected with base plate, clamp body
On be fixedly installed in two positioning V-shaped blocks symmetrical above and below, the V-notch of positioning V-shaped block is opened up towards right side, and two are fixed
The position of position V-block is engaged with the inside of two forks respectively, and spring top clamping device is provided between two positioning V-shaped blocks,
Spring top clamping device includes jacking block, is equipped with least two guide pillars on jacking block in left-right direction, the left part of each guide pillar with
Clamp body is fixedly connected, and is arranged with guide pillar on jacking block, and guide pillar on the cylinder on the right side of jacking block and is equipped with right locking nut,
It is located on guide pillar on the cylinder between jacking block and clamp body and is arranged with stage clip, the upper side of jacking block is supported with corresponding positioning V-shaped block
Connect, and the outer edge of jacking block upper side is set to directed downwardly domatic, the downside of jacking block abuts with corresponding positioning V-shaped block,
And the outer edge of jacking block downside be set to upward it is domatic；
Axle portion clamp system includes the guide rail being fixedly connected with base plate, and guide rail is arranged along the longitudinal direction, and two are equipped on guide rail
Sliding block, the V-notch of the clamping V-block being provided with each sliding block on clamping V-block, and two sliding blocks is oppositely arranged, and two
Same reverse-flighted screw is sequentially passed through on individual sliding block, the forward screw thread portion of reverse-flighted screw is threadedly coupled with one of sliding block,
The reverse thread portion of reverse-flighted screw is threadedly coupled with wherein another sliding block.
2. the clamping tool of splined driveshaft yoke according to claim 1, it is characterised in that：It also includes trigger squeeze
Structure, press plate mechanism is arranged between the fork detent mechanism and axle portion clamp system, and press plate mechanism includes setting in left-right direction
The telescoping cylinder put, the cylinder barrel of telescoping cylinder is fixedly connected by connecting plate with the clamp body, and the piston rod of telescoping cylinder is fixedly connected
Have be coaxial therewith to connecting bolt, the right part of connecting bolt is provided with the pressing plate perpendicular with it, on the pressing plate with even
Connecting bolt corresponding position offers the front side elongated hole of fore-and-aft direction, and connecting bolt passes through the front side elongated hole, and connecting bolt is located at pressure
Front side lock-nut is equipped at plate right positions, offers what is passed through for the axle portion of splined driveshaft yoke on rear side of pressing plate
Breach, the maximum height of the breach is less than the minimum constructive height between two forks of splined driveshaft yoke.
3. the clamping tool of splined driveshaft yoke according to claim 2, it is characterised in that：The press plate mechanism is also wrapped
Include the pole bolt set along left and right action direction, the left part of pole bolt is fixedly connected with connecting plate, on the pressing plate and
Pole bolt corresponding position offers the rear side elongated hole of fore-and-aft direction, and pole bolt passes through the elongated hole, and pole bolt is located at pressing plate
Rear side lock-nut is equipped at right positions.
4. the clamping tool of splined driveshaft yoke according to claim 2, it is characterised in that：Pressure is located on the base plate
Support V-block is provided between trigger structure and pressing plate, support V-block is fixedly connected with base plate, supports the V-notch court of V-block
Opened up to upside.
5. the clamping tool of the splined driveshaft yoke according to claim any one of 1-4, it is characterised in that：A left side for guide pillar
The set-up mode that end is fixedly connected with clamp body is as follows：The left part of guide pillar passes through clamp body, and the left part is equipped with a left side
Locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621233252.XU CN206253936U (en) | 2016-11-17 | 2016-11-17 | A kind of clamping tool of splined driveshaft yoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621233252.XU CN206253936U (en) | 2016-11-17 | 2016-11-17 | A kind of clamping tool of splined driveshaft yoke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206253936U true CN206253936U (en) | 2017-06-16 |
Family
ID=59024955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621233252.XU Withdrawn - After Issue CN206253936U (en) | 2016-11-17 | 2016-11-17 | A kind of clamping tool of splined driveshaft yoke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206253936U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736731A (en) * | 2016-11-17 | 2017-05-31 | 河南中轴福漫锻造有限公司 | A kind of clamping tool of splined driveshaft yoke |
| CN108608231A (en) * | 2018-05-08 | 2018-10-02 | 河南鑫轴传动机械有限公司 | A kind of transmission shaft earhole processing fixing tool |
-
2016
- 2016-11-17 CN CN201621233252.XU patent/CN206253936U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736731A (en) * | 2016-11-17 | 2017-05-31 | 河南中轴福漫锻造有限公司 | A kind of clamping tool of splined driveshaft yoke |
| CN106736731B (en) * | 2016-11-17 | 2018-11-16 | 河南中轴福漫锻造有限公司 | A kind of clamping tool of splined driveshaft yoke |
| CN108608231A (en) * | 2018-05-08 | 2018-10-02 | 河南鑫轴传动机械有限公司 | A kind of transmission shaft earhole processing fixing tool |
| CN108608231B (en) * | 2018-05-08 | 2020-02-04 | 河南鑫轴传动机械有限公司 | Fixed tool for processing ear hole of transmission shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170616 Effective date of abandoning: 20181116 |