CN107893271A - A kind of working depth adjusts simple point-and-shoot reel cage - Google Patents
A kind of working depth adjusts simple point-and-shoot reel cage Download PDFInfo
- Publication number
- CN107893271A CN107893271A CN201810016501.7A CN201810016501A CN107893271A CN 107893271 A CN107893271 A CN 107893271A CN 201810016501 A CN201810016501 A CN 201810016501A CN 107893271 A CN107893271 A CN 107893271A
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- China
- Prior art keywords
- reel cage
- pressure regulation
- handle
- locking
- rocking arm
- 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.)
- Pending
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- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 5
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000009987 spinning Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241000219112 Cucumis Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/46—Loading arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
The present invention relates to a kind of working depth to adjust simple point-and-shoot reel cage, including several rocking arm and bases on pole axle and the reel cage body for passing through reel cage axis connection with each rocking arm and base, handle is rotatably connected on each reel cage body, each handle upper portion is provided with pressure regulation block, and the pressure regulation support being connected with the reel cage body is provided with the downside of the pressure regulation block；It is additionally provided with locking unlocking mechanism, after reel cage is locked by the locking unlocking mechanism, the pressure regulation block is rotated, the pressure regulation block is rotated by the pressure regulation carriage drive reel cage body around reel cage axle, reel cage body phase is set to change the angle of rocking arm and base, so as to change the size of reel cage operating pressure.The present invention can realize visual numerous gears regulation using the part such as pressure regulation block and pressure regulation support, and each gear sign is clear, very clear.
Description
Technical field
The invention belongs to field of textile machinery, specifically a kind of spinning cradle with point-and-shoot feature.
Background technology
Existing spinning cradle, either Spring cradle or airload cradle, all it is fixed on pole axle, pole axle is consolidated
It is scheduled on pole pedestal, pole axle forms for metal material is cold drawn, and Spring cradle pole axle also needs machine to add with pole pedestal contact plane
Work, single more than pole shaft length 400mm, airload cradle is longer, and cold drawn pole axle, which exists, to be reversed, if without phase on reel cage
The height adjustment mechanism answered, working depth can be different after fixation for the reel cage on same pole axle, reel cage on different pole axles
Working depth difference may be bigger, and pressure is inconsistent when this difference directly contributes reel cage work.Existing solution is
A kind of electrodeless height adjustment mechanism, generally Screw adjustment mechanisms are used, to change the height of working height of swing rack or pressure
Size, but this electrodeless regulation is very troublesome when working height of swing rack is adjusted, it is necessary to specific purpose tool or measuring cell to every set
Reel cage is operated the detection of height or pressure, and reel cage repeatedly need to be started and depressed, because spun yarn cradle is large number of, during regulation
Labor intensity and workload are very big, particularly the regulation of airload cradle, and this has resulted in user's complaint.In addition, existing spiral shell
Line adjusts form, and when reel cage works, due to the vibration of machine, anti-loosing effect is undesirable, causes working depth and pressure change,
Being separated by time two or three months need to readjust, and otherwise influence spinning quality.
The content of the invention
For above-mentioned technical problem, the present invention provide a kind of working depth can more gears regulations, it is simple, quick, have it is stupid
The spinning cradle of melon type feature.
Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of working depth adjusts simple point-and-shoot
Reel cage, including several rocking arm and bases on pole axle and the reel cage body with each rocking arm and base by reel cage axis connection, often
Be rotatably connected to handle on one reel cage body, each handle upper portion is provided with pressure regulation block, be provided with the downside of the pressure regulation block with it is described
The pressure regulation support of reel cage body connection；Locking unlocking mechanism is additionally provided with, after reel cage is locked by the locking unlocking mechanism, described in rotation
Pressure regulation block, the pressure regulation block are rotated by the pressure regulation carriage drive reel cage body around reel cage axle.
Put preferably, the locking unlocking mechanism includes upper end by the locking being rotatablely connected with the rocking arm and base of shipping and reselling on another market
Block is located at the locking pin of the locking centering block lower end side with being fixed on handle, the pressure regulation frame upper passes through pressure regulation bracket pins
It is connected with reel cage body, and its upper surface contacts with the pressure regulation block, pressure regulation support bottom passes through the locking pin and the handle
Connection, the middle handle are rotatablely connected by pressure regulation bracket pins and reel cage body；When portion is pinched in the holding for pressing described handle one end
During position, the locking pin drives locking centering block lower end to be rotated around shipping and reselling on another market from side, and locking pin is located at the locked position of locking centering block,
The handle other end pushes against locking centering block lower end to lock reel cage from opposite side；When portion is pinched in the holding for lifting described handle one end
During position, the locking pin unclamps locking centering block lower end from side, and the handle other end drives locking centering block lower end from opposite side
Rotated backward around shipping and reselling on another market to unlock reel cage.
Preferably, offering waist round hole on the handle, the pressure regulation bracket pins pass through the waist round hole, the pressure regulation branch
Frame bottom offers bar hole, and the locking pin passes through the bar hole；When rotating the pressure regulation block, the pressure regulation bracket pins edge
The waist round hole moves, and the bar hole moves up and down with respect to locking pin.
Preferably, the pressure regulation block is rotatablely connected by backing pin and the handle, the pressure regulation block perisporium is by several sections of planes
Surround, the distance of each section of plane to backing pin axis is unequal.
Preferably, opposite side described in locking centering block is provided with torsion spring, the handle other end on the rocking arm and base
Locking centering block lower end is driven to be rotated backward around shipping and reselling on another market by the torsion spring.
Preferably, the rocking arm and base is provided with pivot pin, the handle other end is installed with alignment pin, among the torsion spring
It is set on pivot pin, one end can push against locking centering block lower end from the opposite side, and the torsion spring other end can hang over described
On alignment pin.
Preferably, each described rocking arm and base is provided with the fixed mount with the pole axis connection, the fixed mount leads to
Cross screw rocking arm and base is fixed on pole axle.
Preferably, the rocking arm and base is provided with square nut, the screw and the square being arranged on fixed mount
Nut connects.
Preferably, the pole axle forms V-groove along its axial direction, offered on the fixed mount for the pole axle
The V shaped hole for passing through and coordinating with the V-groove.
Alternatively mode, the fixed mount upper end is hinged by fixed mount pin and rocking arm and base, the lower end side of being provided with
Block nut, fixed mount middle part are crossed on pole axle, and the screw being arranged on rocking arm and base is connected with the square nut.
As can be known from the above technical solutions, the present invention can realize visual numerous shelves using the part such as pressure regulation block and pressure regulation support
Position regulation, each gear sign is clear, very clear.Its advantage is after the reel cage on whole spinning machine is all fixed, only to use pressure
Instrument adjusts the working depth of a set of reel cage, other reel cages just adjust it is consistent with the height gear of this reel cage, then with special
Height patch is used for quickly detecting to whole reel cages, and reel cage need not start, and the reel cage for not meeting patch requirement is adjusted individually
Whole, this will greatly reduce workload of the reel cage by set adjustment, improve production efficiency, while the regulation of this gear will not be because
Machine run vibrates and changes working depth, therefore works long hours and be not required to the working depth for adjusting reel cage.
Brief description of the drawings
Fig. 1 is the structural representation of preferred embodiment of the present invention.
Fig. 2 is another preferred embodiment structural representation of the present invention.
Fig. 3 is to press the process status figure that handle is locked to reel cage.
Fig. 4 is the structural representation of handle in the present invention.
Embodiment
The present invention is discussed in detail with reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, illustrative examples of the invention and says herein
It is bright to be used for explaining the present invention but not as a limitation of the invention.
A kind of working depth adjusts simple point-and-shoot reel cage, including the He of several rocking arm and bases 17 on pole axle 19
The reel cage body 11 being connected with each rocking arm and base by reel cage axle 13, handle 1, Mei Yisuo is rotatably connected on each reel cage body
State handle upper portion and be provided with pressure regulation block 3, the pressure regulation support 2 being connected with the reel cage body is provided with the downside of the pressure regulation block；It is additionally provided with locking
Unlocking mechanism, after reel cage is locked by the locking unlocking mechanism, the pressure regulation block is rotated, the pressure regulation block passes through the pressure regulation support
Drive reel cage body to be rotated around reel cage axle, reel cage body phase is changed the angle of rocking arm and base, so as to change reel cage operating pressure
Size.Thus, by the rotation of reel cage body, the purpose for adjusting working height of swing rack H is realized.
Specifically, the locking unlocking mechanism includes the lockings that upper end passes through ship and resell on another market 6 and rocking arm and base rotation connection
Centering block 7 is located at the locking pin 8 of the locking centering block lower end side with being fixed on handle, the pressure regulation frame upper passes through pressure regulation branch
Frame pin 5 is connected with reel cage body, and its upper surface contacts with the pressure regulation block, pressure regulation support bottom by the locking pin with it is described
Handle is connected, and the middle handle is rotatablely connected by pressure regulation bracket pins and reel cage body；When the holding for pressing described handle one end
When pinching position, the locking pin drives locking centering block lower end to be rotated around shipping and reselling on another market from side, when turning to a certain degree, that is, locks
For pins position when the locked position of centering block is locked, the handle other end pushes against locking centering block lower end to lock reel cage from opposite side,
So as to be pressurizeed by the top roller on pressure-applying unit to bottom roll；It is described when position is pinched in the holding for lifting described handle one end
Locking pin unclamps locking centering block lower end from side, and now the handle other end then drives locking centering block lower end to rotate from opposite side
Pin is rotated backward to that can unlock reel cage after to a certain degree, so as to be unloaded by the top roller 23 on pressure-applying unit 22 to bottom roll 24
Pressure.
Waist round hole 27 is offered on the handle of the present invention, the pressure regulation bracket pins pass through the waist round hole, the pressure regulation
Support bottom offers bar hole 28, and the locking pin passes through the bar hole.As shown in figure 4, when mounted, need to be by pressure regulation support
Pass through pressure regulation support pin connection with waist round hole after 180 ° of rotation.When rotating the pressure regulation block, when rotating the pressure regulation block, institute
State pressure regulation bracket pins to move along the waist round hole, the bar hole moves up and down with respect to locking pin, and handle on reel cage body with respect to moving down
It is dynamic, so that the angle of reel cage body changes.Preferably, the pressure regulation block is rotatablely connected by backing pin 4 and the handle,
The pressure regulation block perisporium is surrounded by several sections of planes, and the distance of each section of plane to backing pin axis is unequal.When working height of swing rack is big
When H, rotatable pressure regulation block, pressure regulation block backing pin axis is set to be tuned up to the distance with pressure regulation pedestal upper end plane contact, pressure regulation branch
Frame drives reel cage body to be moved down by waist round hole and bar hole, and now pressure regulation bracket pins shorten with locking pin distance, and reel cage body is around shaking
Frame axle rotates, and reel cage body phase diminishes to the angle of rocking arm and base, so that working height of swing rack is varied down to H or approached with H, so as to
Reach the purpose of adjustment work height.Conversely, working depth can be made to become big.In implementation process, pressure regulation block perisporium sets multiple
Plane, more gear pressure regulation are realized, can be with least eight or more, therefore the working depth regulation of all reel cages can be arrived and examined
Within the scope of patch allows.Because pressure regulation block contacts with pressure regulation support for face, the working depth for mixing up rear reel cage is to send out
Changing, the operating pressure of reel cage can also keep stable for a long time.
In implementation process, the pressure regulation bracket pins center of circle is with being linked to be by the locking centering block center line in the center of circle of shipping and reselling on another market
Straight line formed reel cage locking with unblock critical line, it is described locking centering block lower end around ship and resell on another market rotate beyond critical line when, reel cage lock
Tightly；Locking centering block lower end around ship and resell on another market rotate backward cross critical line when, reel cage unblock.Positioned at locking pendulum on the rocking arm and base of the present invention
Opposite side described in block is provided with torsion spring 9, and the handle other end drives locking centering block lower end reversely to turn around shipping and reselling on another market by the torsion spring
It is dynamic.Specifically, the rocking arm and base is provided with pivot pin 12, and the handle other end is installed with alignment pin 10, and the torsion spring is arranged
On pivot pin, one end can push against locking centering block lower end from the opposite side, and the torsion spring other end can hang over the positioning
On pin.Preferably, the locking centering block is in " 9 " font, its upper head and the rotation connection of shipping and reselling on another market, described in the afterbody of lower end
Side can be driven by locking pin and be rotated, and opposite side can push against one end described in torsion spring described in the afterbody of lower end, be not only simple in structure, and
And driving is steady.
Stay 15 is installed with by fixing axle 16 on the rocking arm and base of the present invention, stay also passes through riveting pin 14 and rocking arm and base
Connection, ensure that stay is reliable and stable.Described ship and resell on another market is installed on the stay with pivot pin, and convenient installation is fixed.The lock
Tight piece upper end shaping is fluted, and when lifting one end described in handle, the alignment pin of its other end can be caught in the groove, realize reel cage
Start positioning.When lifting one end described in handle, with rotating backward for the handle other end, alignment pin progressively disengages torsion
The spring other end, and now locking pin has unclamped locking centering block lower end from side, therefore, under the effect of torsion spring elastic force, torsion spring is another
End drives locking centering block lower end to rotate backward and crosses critical line, realize unblock reel cage from opposite side；Continue to lift the certain angle of handle
After degree, handle drives the pressure-applying unit on reel cage body and reel cage body to be rotated together around reel cage axle, and the alignment pin on handle is gone to
The groove location of stay, reel cage, which is in, starts positioning states, ensures that handle is not rotated further by.When one end as described in lower handle,
Alignment pin departs from stay groove location, and because of Action of Gravity Field, reel cage body, handle and pressure-applying unit rotate around reel cage axle, rotate
When being contacted to top roller with bottom roll, locking pin is in close contact with shifting the locking centering block of certain angle position onto because of torsion spring, is continued
By lower handle, locking pin will overcome torsion spring to promote locking centering block to rotate, when crossing locking critical line to locking the active force of centering block
When, handle is bonded with the reel cage body back side, and reel cage locking, in the case where not lifting handle, reel cage is in self-locking state, is now
The pressurized operation state of reel cage.
Each described rocking arm and base of the present invention is provided with the fixed mount 18 with the pole axis connection, and the fixed mount leads to
Cross screw 21 rocking arm and base is fixed on pole axle, using this a-key-lock fixed form, not only convenient, fast, Er Qiegu
It is fixed firm.As a kind of preferred embodiment, such as Fig. 1, the rocking arm and base is provided with square nut 20, is arranged on described on fixed mount
Screw is connected with the square nut；Preferably, the pole axle forms V-groove along its axial direction, A, B are pole axle V-arrangement
Two faces of groove, the V shaped hole for passing through for the pole axle and coordinating with the V-groove is offered on the fixed mount.Tightening
During screw, fixed mount rotates with rocking arm and base into opposite direction around pole axle, when the V shaped hole two side of fixed mount is close to prop up respectively
During bar axle A, B face, reel cage is firmly fixed.Alternatively mode, such as Fig. 2, the fixed mount upper end pass through fixed mount pin
25 are hinged with rocking arm and base, lower end is provided with square nut 20, are crossed on pole axle, are arranged on rocking arm and base in the middle part of fixed mount
The screw is connected with the square nut, preferably, being provided with through hole square 26 on rocking arm and base, screw passes through through hole square
It is connected with square nut, pole axle can use square structure, tighten screw, when fixed mount is close to pole axle with rocking arm and base, reel cage
Equally it is firmly fixed, it fixes reliable, and fixed position is not involved in working depth regulation, thoroughly realizes working depth regulation and solid
Fixed separation.This governor motion and fixed mechanism are used equally for Spring cradle and airload cradle.
Above-mentioned embodiment is used for illustrative purposes only, and is not limitation of the present invention, relevant technical field
Those of ordinary skill, can be so that various changes can be made and modification without departing from the spirit and scope of the present invention, therefore institute
There is equivalent technical scheme also to belong to scope of the invention.
Claims (10)
1. a kind of working depth adjusts simple point-and-shoot reel cage, including several rocking arm and bases on pole axle and with it is each
Individual rocking arm and base is rotatably connected to handle by the reel cage body of reel cage axis connection on each reel cage body, it is characterised in that：Each institute
State handle upper portion and be provided with pressure regulation block, the pressure regulation support being connected with the reel cage body is provided with the downside of the pressure regulation block；It is additionally provided with locking solution
Latch mechanism, after reel cage is locked by the locking unlocking mechanism, the pressure regulation block is rotated, the pressure regulation block is driven by the pressure regulation support
Shake support body to rotate around reel cage axle.
2. working depth adjusts simple point-and-shoot reel cage according to claim 1, it is characterised in that：The locking solution lock machine
Structure includes the locking centering block and be fixed on handle and be located at the locking centering block that upper end is rotatablely connected by shipping and reselling on another market with the rocking arm and base
The locking pin of lower end side, the pressure regulation frame upper are connected by pressure regulation bracket pins with reel cage body, and its upper surface with it is described
Pressure regulation block is contacted, and pressure regulation support bottom is connected by the locking pin with the handle, and the middle handle passes through pressure regulation support
Pin is rotatablely connected with reel cage body；When position is pinched in the holding for pressing described handle one end, the locking pin drives from side and locked
Centering block lower end is rotated around shipping and reselling on another market, and positioned at the locked position of locking centering block, the handle other end pushes against from opposite side to be locked locking pin
Tight centering block lower end is to lock reel cage；When position is pinched in the holding for lifting described handle one end, the locking pin unclamps from side and locked
Tight centering block lower end, the handle other end drive locking centering block lower end to be rotated backward around shipping and reselling on another market to unlock reel cage from opposite side.
3. working depth adjusts simple point-and-shoot reel cage according to claim 2, it is characterised in that：Opened up on the handle
There is waist round hole, the pressure regulation bracket pins pass through the waist round hole, and the pressure regulation support bottom offers bar hole, and the locking pin is worn
Cross the bar hole；When rotating the pressure regulation block, the pressure regulation bracket pins move along the waist round hole, and the bar hole is relative to lock
Pin moves up and down.
4. simple point-and-shoot reel cage is adjusted according to 1 or 2 or 3 working depth of claim, it is characterised in that：The pressure regulation
Block is rotatablely connected by backing pin and the handle, and the pressure regulation block perisporium is surrounded by several sections of planes, each section of plane to backing pin axis
Distance it is unequal.
5. working depth adjusts simple point-and-shoot reel cage according to claim 2, it is characterised in that：The rocking arm and base is upper
Opposite side described in locking centering block is provided with torsion spring, the handle other end drives locking centering block lower end around shipping and reselling on another market by the torsion spring
Rotate backward.
6. working depth adjusts simple point-and-shoot reel cage according to claim 5, it is characterised in that：Set on the rocking arm and base
There is pivot pin, the handle other end is installed with alignment pin, is set among the torsion spring on pivot pin, and one end can be from described another
Side pushes against locking centering block lower end, and the torsion spring other end can be hung on the alignment pin.
7. working depth adjusts simple point-and-shoot reel cage according to claim 1, it is characterised in that：Each described reel cage
Seat is provided with the fixed mount with the pole axis connection, and rocking arm and base is fixed on pole axle by the fixed mount by screw.
8. working depth adjusts simple point-and-shoot reel cage according to claim 7, it is characterised in that：Set on the rocking arm and base
There is square nut, the screw being arranged on fixed mount is connected with the square nut.
9. simple point-and-shoot reel cage is adjusted according to the working depth of claim 7 or 8, it is characterised in that：The pole axle
V-groove is formed along its axial direction, the V-type for passing through for the pole axle and coordinating with the V-groove is offered on the fixed mount
Hole.
10. working depth adjusts simple point-and-shoot reel cage according to claim 7, it is characterised in that：On the fixed mount
End is crossed on pole axle in the middle part of fixed mount, is arranged on by the way that fixed mount pin and rocking arm and base are hinged, lower end is provided with square nut
The screw on rocking arm and base is connected with the square nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810016501.7A CN107893271A (en) | 2018-01-08 | 2018-01-08 | A kind of working depth adjusts simple point-and-shoot reel cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810016501.7A CN107893271A (en) | 2018-01-08 | 2018-01-08 | A kind of working depth adjusts simple point-and-shoot reel cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107893271A true CN107893271A (en) | 2018-04-10 |
Family
ID=61808978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810016501.7A Pending CN107893271A (en) | 2018-01-08 | 2018-01-08 | A kind of working depth adjusts simple point-and-shoot reel cage |
Country Status (1)
| Country | Link |
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| CN (1) | CN107893271A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668099A (en) * | 2021-08-31 | 2021-11-19 | 常德经纬摇架科技有限公司 | Half pressure relief mechanism of spun yarn spring cradle |
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| CN202717901U (en) * | 2012-06-08 | 2013-02-06 | 常州市同和纺织机械制造有限公司 | Novel spring cradle |
| CN202786567U (en) * | 2012-06-08 | 2013-03-13 | 常州市同和纺织机械制造有限公司 | Spring cradle with indicating device |
| CN203530533U (en) * | 2013-08-07 | 2014-04-09 | 日照裕鑫动力有限公司 | Spinning frame spring pressurizing cradle |
| CN204780005U (en) * | 2015-06-01 | 2015-11-18 | 朱永前 | Spring loading cradle |
| CN204780003U (en) * | 2015-06-01 | 2015-11-18 | 朱永前 | Pneumatic pressurizing cradle |
| CN207904429U (en) * | 2018-01-08 | 2018-09-25 | 常德经纬摇架科技有限公司 | A kind of simple point-and-shoot reel cage of working depth adjusting |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668099A (en) * | 2021-08-31 | 2021-11-19 | 常德经纬摇架科技有限公司 | Half pressure relief mechanism of spun yarn spring cradle |
| CN113668099B (en) * | 2021-08-31 | 2022-11-18 | 常德经纬摇架科技有限公司 | Half pressure relief mechanism of spun yarn spring cradle |
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Application publication date: 20180410 |