CN106989653A - Shift fork blank cubing - Google Patents
Shift fork blank cubing Download PDFInfo
- Publication number
- CN106989653A CN106989653A CN201710372800.XA CN201710372800A CN106989653A CN 106989653 A CN106989653 A CN 106989653A CN 201710372800 A CN201710372800 A CN 201710372800A CN 106989653 A CN106989653 A CN 106989653A
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- China
- Prior art keywords
- keeper
- shift fork
- fork blank
- blank
- cubing
- Prior art date
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention provides a kind of shift fork blank cubing, including：Base；First keeper, is arranged on the bottom of base；Second keeper, is movably disposed at the top of base, and the second keeper is adapted with the first keeper；Drive mechanism, drive mechanism is connected with the second keeper；Wherein, drive mechanism drives the second keeper that the fork shaft hole of shift fork blank is folded between the first keeper and the second keeper.The shift fork blank cubing that the present invention is provided so that shift fork blank effectively and rapidly can be fixed and positioned, in order to which the prong subsequently for shift fork blank staggers measurement, improves measurement and the efficiency examined, and then improve the speed of production and yield rate of product.
Description
Technical field
The present invention relates to machining technology field, in particular to a kind of shift fork blank cubing.
Background technology
Transmission selector fork prong be to the perpendicularity in fork shaft hole and the offset of two prongs shift fork important tolerance and
Size, directly affects the gearshift performance of speed changer.Selector fork blank prong offset directly affects the prong pair of shift fork finished product
The offset of the perpendicularity in fork shaft hole and two prongs.So selector fork blank prong offset is also a crucial chi of blank
It is very little.And shift fork manufacturer domestic at present lacks detection means for selector fork blank prong offset.
The content of the invention
At least one in order to solve the above-mentioned technical problem, the embodiment of the first aspect of the present invention proposes a kind of shift fork hair
Base cubing.
In view of this, embodiment according to the first aspect of the invention, the present invention proposes a kind of shift fork blank cubing, bag
Include：Base；First keeper, is arranged on the bottom of base；Second keeper, is movably disposed at the top of base, second
Keeper is adapted with the first keeper；Drive mechanism, drive mechanism is connected with the second keeper；Wherein, drive mechanism is driven
The fork shaft hole of shift fork blank is folded between the first keeper and the second keeper by dynamic second keeper.
The shift fork blank cubing that the present invention is provided, the second keeper is driven by the fork shaft hole of shift fork blank by drive mechanism
It is folded between the first keeper and the second keeper and fixes, afterwards with two prongs that shift fork blank is measured with table height gauge
Height value, its difference is shift fork blank prong offset.Enable shift fork blank by using the shift fork blank cubing
It is effectively and rapidly fixed and position, in order to which the prong subsequently for shift fork blank staggers measurement, improve measurement and examine
Efficiency, and prong offset directly affects the quality of follow-up finished product as an important parameter of shift fork blank, pass through
The shift fork blank cubing is effectively improved detection efficiency and accuracy of detection for shift fork blank, improves detection mode, enters
And improve the speed of production and yield rate of product.Base therein can select cast iron materials, can so lift cubing whole
The strength and stability of body, while can enable base integrally casting shaping, reduces the difficulty for making and processing.
In addition, the shift fork blank cubing in above-described embodiment that the present invention is provided can also have following supplementary technology special
Levy：
In the above-mentioned technical solutions, it is preferable that also include：Spacer, is arranged on the top of base, and spacer is hollow structure,
Second keeper is located in the hollow structure of spacer.
In the technical scheme, by setting hollow spacer on the top of base for the branch for the second keeper
Support and guiding, improve the fit precision of the second keeper and the first keeper, are being moved through while avoiding the second keeper
The abrasion produced in journey to base and the influence to positioning precision, while can accordingly be selected by using the spacer of different size
With the second keeper of different size, the suitability and versatility of single unit system are improved.
In any of the above-described technical scheme, it is preferable that the first keeper is positioning core axle, and the top of positioning core axle is round platform
Shape.
In the technical scheme, the first keeper is that the top of positioning core axle and positioning core axle is truncated conical shape, and passing through will
The top of positioning core axle is set to truncated conical shape, so that the position of the first keeper and fork shaft hole matching forms certain cone
Degree, in order to the positioning of shift fork blank, and lifts stability when shift fork blank is positioned, while also improving the first keeper
Suitability.
In any of the above-described technical scheme, it is preferable that multiple first are provided with the side of the round platform on positioning core axle top
Positioning convex.
In the technical scheme, by being provided with multiple first convexes on the side of the round platform on positioning core axle top
Rise, further improve versatility, the accuracy and uniformity of the positioning of shift fork blank of the cubing, and position and measure
Operating efficiency.
In any of the above-described technical scheme, it is preferable that the quantity of the first positioning convex is 3, is evenly provided on positioning
On the side of the round platform on mandrel top.
In the technical scheme, 3 the first positioning convex are evenly provided on the side of the round platform on positioning core axle top,
Usually, the angle between two neighboring first positioning convex is 120 °, can be efficiently located by using such structure
Shift fork blank, while the versatility of the cubing is further improved, and the operating efficiency for positioning and measuring.
In any of the above-described technical scheme, it is preferable that the bottom of base is provided with the first mounting hole, positioning core axle is arranged on
On first mounting hole.
In the technical scheme, the bottom of base is provided with the first mounting hole, and positioning core axle can be plugged in the first mounting hole
In, the positioning core axle of different size can be so selected according to different shift fork blanks or fork shaft hole, while conveniently to fixed
Position shaft core is changed and safeguarded that lifting positions the suitability and versatility of shaft core and cubing.
In any of the above-described technical scheme, it is preferable that the bottom of positioning core axle is provided with the first screw thread；In first mounting hole
The second screw thread is provided with, the second screw thread is adapted with the first screw thread.
In the technical scheme, positioning shaft core can also be fixed with the first mounting hole by way of screw thread coordinates,
It so ensure that the fixation that shaft core is positioned during shift fork blank cubing use, it is to avoid because positioning core axle wobble effects are dialled
Pitch the measurement of the prong offset of blank.
In any of the above-described technical scheme, it is preferable that the second keeper includes depression bar and location division, and location division is arranged on pressure
One end of bar, the bottom of location division is truncated conical shape.
In the technical scheme, by the way that the bottom of location division is set into truncated conical shape, so that location division and fork shaft hole
The position of cooperation forms certain taper, in order to the positioning of shift fork blank, and lifted shift fork blank positioning when stability,
The suitability of location division is also improved simultaneously.
In any of the above-described technical scheme, it is preferable that multiple second are provided with the side of the round platform of location division bottom and is determined
Position is raised.
In the technical scheme, by setting multiple second positioning convex on the side of the round platform of location division bottom, enter
Improve to one step versatility, the accuracy and uniformity of the positioning of shift fork blank of the cubing, and the work for positioning and measuring
Efficiency.
In any of the above-described technical scheme, it is preferable that the quantity of the second positioning convex is 3, is evenly provided on positioning
On the side of the round platform in subordinate portion.
In the technical scheme, 3 the second positioning convex are evenly provided on the side of the round platform of location division bottom, and one
As, the angle between two neighboring second positioning convex is 120 °, can efficiently locate and dial by using such structure
Blank is pitched, while the versatility of the cubing is further improved, and the operating efficiency for positioning and measuring.
In any of the above-described technical scheme, it is preferable that the top of location division is provided with the 3rd screw thread；Is provided with depression bar
The 4th screw thread is provided with two mounting holes, the second mounting hole, the 4th screw thread is adapted with the 3rd screw thread, location division is arranged on second
On mounting hole.
In the technical scheme, location division is arranged on the second mounting hole by the cooperation of screw thread, so can be according to not
The location division of different specifications is selected in same shift fork blank or different fork shaft holes, is lifted the suitability of location division and cubing and is led to
The property used.
In any of the above-described technical scheme, it is preferable that depression bar and location division are integral type structure.
In the technical scheme, depression bar and location division are integral type structure, so more easily can change and safeguard the
Two keepers, while the second keeper of integral type can lift overall intensity, and are conducive to the precision of lifting piece centering
And the precision of measurement.
In any of the above-described technical scheme, it is preferable that drive mechanism includes cylinder, piston and piston rod, piston is arranged on
In cylinder, one end of piston rod is connected with piston, and the other end of piston rod is connected with the second keeper.
In the technical scheme, by the cylinder, piston and piston rod of setting to drive the second keeper positioning shift fork hair
The fork shaft hole of base, the power for passing through cylinder conducts the stable fixed of guarantee shift fork blank and positioned, it is to avoid forbidden and shadow because positioning
Ring prong to stagger the precision of measurement, while the cylinder can select the cylinder of wide range, so can also expand the second keeper
Range of movement, lifting cubing for different shift fork blanks suitability and versatility.
In any of the above-described technical scheme, it is preferable that drive mechanism also includes connecting plate, the side of connecting plate and piston rod
It is connected, the opposite side of connecting plate is connected with the second keeper；
Wherein, piston rod, connecting plate and the second keeper associated movement are driven during piston movement with by fork shaft hole sandwiched
Between the first keeper and the second keeper.
In the technical scheme, by setting up connecting plate as the drive mechanism between piston rod and the second keeper, carry
The flexibility of cylinder set location in driving structure is risen.Wherein, connecting plate could be arranged to make piston rod and the second keeper
Homodromous form, so simple in construction, stable transmission；Or connecting plate could be arranged to lever type of attachment to connect work
Stopper rod and the second keeper, so both incorgruous can move, and by setting different torque arm lengths to cause in a small amount
The cylinder of journey can also realize the larger scope of activities of the second keeper.
The additional aspect and advantage of the present invention will become obvious in following description section, or pass through the practice of the present invention
Recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the cross-sectional view of an embodiment of the present invention；
Fig. 2 is the top view of structure shown in Fig. 1；
Fig. 3 is the structural representation of the first keeper in structure shown in Fig. 1；
Fig. 4 is the left view of structure shown in Fig. 3；
Fig. 5 is the structural representation on the top of the first keeper in structure shown in Fig. 3；
Fig. 6 is the structural representation of the bottom of the location division of the second keeper in an embodiment of the present invention.
Wherein, corresponding relations of the Fig. 1 into Fig. 6 between reference and component names is：
1 shift fork blank cubing, 102 bases, 104 first keepers, 1,042 first positioning convex, 1062 depression bars, 1064 determine
Position portion, 1,066 second positioning convex, 108 drive mechanisms, 1082 cylinders, 1084 piston rods, 1086 connecting plates, 110 spacers, 2 groups
Pitch blank.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Shift fork blank cubing described according to some embodiments of the invention is described referring to Fig. 1 to Fig. 6.
As depicted in figs. 1 and 2, the invention provides a kind of shift fork blank cubing 1, including：Base 102；First keeper
104, it is arranged on the bottom of base 102；Second keeper, is movably disposed at the top of base 102, the second keeper and
Positioning piece 104 is adapted；Drive mechanism 108, drive mechanism 108 is connected with the second keeper；Wherein, drive mechanism 108
Drive the second keeper that the fork shaft hole of shift fork blank 2 is folded between the first keeper 104 and the second keeper.
The shift fork blank cubing 1 that the present invention is provided, the second keeper is driven by shift fork blank 2 by drive mechanism 108
Fork shaft hole is folded between the first keeper 104 and the second keeper and fixed, and measures shift fork blank 2 with table height gauge afterwards
The height value of two prongs, its difference is the prong offset of shift fork blank 2.Cause by using the shift fork blank cubing 1
Shift fork blank 2 effectively and rapidly can be fixed and positioned, in order to which the prong subsequently for shift fork blank 2 staggers measurement,
Measurement and the efficiency examined are improved, and prong offset directly affects follow-up as an important parameter of shift fork blank 2
The quality of finished product, the detection efficiency and accuracy of detection for shift fork blank 2 are effectively improved by the shift fork blank cubing 1,
Detection mode is improved, and then improves the speed of production and yield rate of product.Base 102 therein can select cast iron material
Material, can so lift the overall strength and stability of cubing, while can enable the integrally casting shaping of base 102, reduce
Make and processing difficulty.
In one embodiment of the invention, it is preferable that as depicted in figs. 1 and 2, in addition to：Spacer 110, is arranged on bottom
The top of seat 102, spacer 110 is hollow structure, and the second keeper is located in the hollow structure of spacer 110.
In this embodiment, by setting hollow spacer 110 on the top of base 102 for for the second keeper
Support and guiding, improve the fit precision of the second keeper and the first keeper 104, exist while avoiding the second keeper
The abrasion produced in moving process to base 102 and the influence to positioning precision, while by using the spacer 110 of different size
The second keeper of different size can be accordingly selected, the suitability and versatility of single unit system is improved.
In one embodiment of the invention, it is preferable that as shown in Figures 3 to 5, the first keeper 104 is positioning core axle,
The top of positioning core axle is truncated conical shape.
In this embodiment, the first keeper 104 is that the top of positioning core axle and positioning core axle is truncated conical shape, and passing through will
The top of positioning core axle is set to truncated conical shape, so that the position of the first keeper 104 and fork shaft hole matching forms certain
Taper, in order to the positioning of shift fork blank 2, and lifts stability when shift fork blank 2 is positioned, determines while also improving first
The suitability of position part 104.
In one embodiment of the invention, it is preferable that as shown in Figures 3 to 5, the side of the round platform on positioning core axle top
On be provided with multiple first positioning convex 1042.
In this embodiment, by being provided with multiple first positioning convex on the side of the round platform on positioning core axle top
1042, further improve versatility, the accuracy and uniformity of the positioning of shift fork blank 2 of the cubing, and positioning and survey
The operating efficiency of amount.
In one embodiment of the invention, it is preferable that as shown in Figures 3 to 5, the quantity of the first positioning convex 1042 is
3, on the side for being evenly provided on the round platform on positioning core axle top.
In this embodiment, 3 the first positioning convex 1042 are evenly provided on the side of the round platform on positioning core axle top
On, usually, the angle between two neighboring first positioning convex 1042 is 120 °, can be effective by using such structure
Ground positioning shift fork blank 2, while the versatility of the cubing is further improved, and the operating efficiency for positioning and measuring.
In one embodiment of the invention, it is preferable that as shown in figure 1, the bottom of base 102 is provided with the first installation
Hole, positioning core axle is arranged on the first mounting hole.
In this embodiment, the bottom of base 102 is provided with the first mounting hole, and positioning core axle can be plugged in the first mounting hole
In, the positioning core axle of different size can be so selected according to different shift fork blanks 2 or fork shaft hole, while conveniently to fixed
Position shaft core is changed and safeguarded that lifting positions the suitability and versatility of shaft core and cubing.
In one embodiment of the invention, it is preferable that the bottom of positioning core axle is provided with the first screw thread；First mounting hole
The second screw thread is inside provided with, the second screw thread is adapted with the first screw thread.
In this embodiment, positioning shaft core can also be fixed with the first mounting hole by way of screw thread coordinates, this
Sample ensure that the fixation that shaft core is positioned during shift fork blank cubing use, it is to avoid because of positioning core axle wobble effects shift fork
The measurement of the prong offset of blank.
In one embodiment of the invention, it is preferable that as shown in figures 1 to 6, the second keeper includes the He of depression bar 1062
Location division 1064, location division 1064 is arranged on one end of depression bar 1062, and the bottom of location division 1064 is truncated conical shape.
In this embodiment, by the way that the bottom of location division 1064 is set into truncated conical shape so that location division 1064 with
The position of fork shaft hole matching forms certain taper, in order to the positioning of shift fork blank 2, and when lifting the positioning of shift fork blank 2
Stability, while also improving the suitability of location division 1064.
In one embodiment of the invention, it is preferable that as shown in fig. 6, on the side of the round platform of the bottom of location division 1064
It is provided with multiple second positioning convex 1066.
In this embodiment, by setting multiple second positioning convex on the side of the round platform of the bottom of location division 1064
1066, further improve versatility, the accuracy and uniformity of the positioning of shift fork blank 2 of the cubing, and positioning and survey
The operating efficiency of amount.
In one embodiment of the invention, it is preferable that as shown in fig. 6, the quantity of the second positioning convex 1066 is 3,
On the side for being evenly provided on the round platform of the bottom of location division 1064.
In this embodiment, 3 the second positioning convex 1066 are evenly provided on the side of the round platform of the bottom of location division 1064
On face, usually, the angle between two neighboring second positioning convex 1066 is 120 °, can be had by using such structure
Effect ground positioning shift fork blank 2, while the versatility of the cubing is further improved, and the operating efficiency for positioning and measuring.
In one embodiment of the invention, it is preferable that the top of location division 1064 is provided with the 3rd screw thread；Depression bar 1062
On be provided with the second mounting hole, the second mounting hole and be provided with the 4th screw thread, the 4th screw thread is adapted with the 3rd screw thread, location division
1064 are arranged on the second mounting hole.
In this embodiment, location division 1064 is arranged on the second mounting hole by the cooperation of screw thread, so can basis
The location division 1064 of different specifications, lifting location division 1064 and cubing are selected in different shift fork blanks 2 or different fork shaft holes
Suitability and versatility.
In one embodiment of the invention, it is preferable that depression bar 1062 and location division 1064 are integral type structure.
In this embodiment, depression bar 1062 and location division 1064 are integral type structure, so can more easily change and
The second keeper is safeguarded, while the second keeper of integral type can lift overall intensity, and is conducive to lifting piece centering
Precision and measurement precision.
In one embodiment of the invention, it is preferable that as depicted in figs. 1 and 2, drive mechanism 108 include cylinder 1082,
Piston and piston rod 1084, piston are arranged in cylinder 1082, and one end of piston rod 1084 is connected with piston, piston rod 1084
The other end be connected with the second keeper.
In this embodiment, by the cylinder 1082, piston and piston rod 1084 of setting with drive the second keeper position
The fork shaft hole of shift fork blank 2, ensures the stable fixed of shift fork blank 2 by the power conduction of cylinder 1082 and positions, it is to avoid because
Positioning is inaccurate and influences prong to stagger the precision of measurement, while the cylinder 1082 can select the cylinder 1082 of wide range, so
Also the range of movement of the second keeper, suitability and versatility of the lifting cubing for different shift fork blanks 2 can be expanded.
In one embodiment of the invention, it is preferable that as depicted in figs. 1 and 2, drive mechanism 108 also includes connecting plate
1086, the side of connecting plate 1086 is connected with piston rod 1084, and the opposite side of connecting plate 1086 is connected with the second keeper；
Wherein, piston rod 1084, the keeper associated movement of connecting plate 1086 and second are driven during piston movement to pitch
Axis hole is folded between the first keeper 104 and the second keeper.
In this embodiment, by setting up connecting plate 1086 as the transmission knot between the keeper of piston rod 1084 and second
Structure, improves the flexibility of the set location of cylinder 1082 in driving structure.Wherein, connecting plate 1086 could be arranged to make piston rod
1084 and the second homodromous form of keeper, so simple in construction, stable transmission；Or connecting plate 1086 could be arranged to
Lever type of attachment is to connect the keeper of piston rod 1084 and second, and so both incorgruous can move, and by setting not
Same torque arm length can cause the cylinder 1082 of small-range also to realize the larger scope of activities of the second keeper.
In the present invention, term " multiple " then refers to two or more, unless otherwise clear and definite restriction.Term " peace
The term such as dress ", " connected ", " connection ", " fixation " all should be interpreted broadly, for example, " connection " can be fixedly connected, can also
It is to be detachably connected, or is integrally connected；" connected " can be joined directly together, and can also be indirectly connected to by intermediary.It is right
For one of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that combining the embodiment or specific features, structure, material or the feature of example description is contained at least one reality of the invention
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with
Suitable mode is combined.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (14)
1. a kind of shift fork blank cubing, it is characterised in that including：
Base；
First keeper, is arranged on the bottom of the base；
Second keeper, is movably disposed at the top of the base, second keeper and the first keeper phase
Adaptation；
Drive mechanism, the drive mechanism is connected with second keeper；
Wherein, the drive mechanism drives second keeper that the fork shaft hole of shift fork blank is folded in into first keeper
Between second keeper.
2. shift fork blank cubing according to claim 1, it is characterised in that also include：
Spacer, is arranged on the top of the base, and the spacer is hollow structure, and second keeper is located at the spacer
In hollow structure.
3. shift fork blank cubing according to claim 1, it is characterised in that
First keeper is positioning core axle, and the top of the positioning core axle is truncated conical shape.
4. shift fork blank cubing according to claim 3, it is characterised in that
Multiple first positioning convex are provided with the side of the round platform on the positioning core axle top.
5. shift fork blank cubing according to claim 4, it is characterised in that
The quantity of first positioning convex is on 3, the side for being evenly provided on the round platform on the positioning core axle top.
6. shift fork blank cubing according to claim 3, it is characterised in that
The bottom of the base is provided with the first mounting hole, and the positioning core axle is arranged on first mounting hole.
7. shift fork blank cubing according to claim 6, it is characterised in that
The bottom of the positioning core axle is provided with the first screw thread；
The second screw thread is provided with first mounting hole, second screw thread is adapted with first screw thread.
8. shift fork blank cubing according to claim 1, it is characterised in that
Second keeper includes depression bar and location division, and the location division is arranged on one end of the depression bar, the location division
Bottom be truncated conical shape.
9. shift fork blank cubing according to claim 8, it is characterised in that
Multiple second positioning convex are provided with the side of the round platform of the location division bottom.
10. shift fork blank cubing according to claim 9, it is characterised in that
The quantity of second positioning convex is on 3, the side for being evenly provided on the round platform of the location division bottom.
11. shift fork blank cubing according to claim 8, it is characterised in that
The top of the location division is provided with the 3rd screw thread；
Be provided with the depression bar in the second mounting hole, second mounting hole and be provided with the 4th screw thread, the 4th screw thread with
3rd screw thread is adapted, and the location division is arranged on second mounting hole.
12. shift fork blank cubing according to claim 8, it is characterised in that
The depression bar and the location division are integral type structure.
13. the shift fork blank cubing according to any one of claim 1 to 12, it is characterised in that
The drive mechanism includes cylinder, piston and piston rod, and the piston is arranged in the cylinder, and the one of the piston rod
End is connected with the piston, and the other end of the piston rod is connected with second keeper.
14. shift fork blank cubing according to claim 13, it is characterised in that
The drive mechanism also includes connecting plate, and the side of the connecting plate is connected with the piston rod, the connecting plate
Opposite side is connected with second keeper；
Wherein, driven during the piston movement piston rod, the connecting plate and the second keeper associated movement with
The fork shaft hole is folded between first keeper and second keeper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372800.XA CN106989653A (en) | 2017-05-24 | 2017-05-24 | Shift fork blank cubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372800.XA CN106989653A (en) | 2017-05-24 | 2017-05-24 | Shift fork blank cubing |
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| Publication Number | Publication Date |
|---|---|
| CN106989653A true CN106989653A (en) | 2017-07-28 |
Family
ID=59419570
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710372800.XA Pending CN106989653A (en) | 2017-05-24 | 2017-05-24 | Shift fork blank cubing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107876596A (en) * | 2017-12-26 | 2018-04-06 | 湖北航嘉麦格纳座椅系统有限公司 | Shift fork orthopedic appliance |
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