CN202610460U - Anti-fatigue self-return vertical hook - Google Patents
Anti-fatigue self-return vertical hook Download PDFInfo
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- CN202610460U CN202610460U CN 201220286599 CN201220286599U CN202610460U CN 202610460 U CN202610460 U CN 202610460U CN 201220286599 CN201220286599 CN 201220286599 CN 201220286599 U CN201220286599 U CN 201220286599U CN 202610460 U CN202610460 U CN 202610460U
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- hook
- tongue bar
- energy storage
- lifting
- tongue
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- 230000002929 anti-fatigue Effects 0.000 title claims abstract description 19
- 238000004146 energy storage Methods 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 6
- 235000014676 Phragmites communis Nutrition 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000009941 weaving Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 7
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010757 Reduction Activity Effects 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses an anti-fatigue self-return vertical hook and belongs to the technical field of weaving jacquard opening forming machinery. The vertical hook comprises a movable vertical hook capable of moving between a top dead center position and a bottom dead center position; the movable vertical hook is integrated by a body provided with a hook head, a protruding portion extending from one side wall of the body horizontally and a lingual bar extending from the protruding portion in a winding mode; and the lingual bar is provided with an oblique pushing surface capable of enabling the lingual bar to move relative to the body, an energy storage return piece is installed between the body and the lingual bar, and the energy storage return piece and the lingual bar can move in the same direction relative to the body and the lingual bar can return after movement due to the installation of the energy storage return piece. Through the adoption of the structure, the vertical hook has high fatigue resistance and is capable of maintaining effective return for a long term, therefore the service life is long, and the vertical hook is suitable for high-speed top-load electronic jacquard machines and working conditions with large operating temperature variation.
Description
[technical field]
The utility model relates to a kind of antifatigue distortion from resetting lifting-hook, and, running environment humiture variation high-speed at electronic jacquard machine waits under the working condition greatly and be applicable in the needle assembly, belongs to Weaving jacquard opening shaping field of mechanical technique.
[background technology]
Press, with reference to shown in Figure 1, the movable lifting-hook that known electronic jacquard machine needle assembly is adopted is commonly pure plastic material and processes, and griffes routing motion with steel, and ABRASION RESISTANCE, the toughness of material is had very high requirement.It comprises the body 1 ' and rubber-like tongue bar 3 ' that is used for against the protuberance 2 ' of griffing; The upper end of body 1 ' has gib head 4 '; Because tongue bar 3 ' is the part of movable lifting-hook; So also be pure plastic material, there is the deficiency that fatigue resistance is relatively poor, service life is short in tongue bar 3 ': in case after tongue bar 3 ' is out of shape, the pitch smaller of itself and body 1; When the movable lifting-hook of position need begin to move down near being in top dead-centre; Although griffing pushing tow protuberance 2 ' moves to upper dead center position with movable lifting-hook, because the distortion of tongue bar 3 ' makes the pushing tow inclined-plane 5 ' of tongue bar 3 ' to cause movable lifting-hook to break away from and to grip near hook (being that movable lifting-hook finally still is still in the top dead-centre) gripping hook along realizing effectively biasing outside its vertical axis line; Thereby " a lot of " phenomenon appears; After a movable lifting-hook produces " a lot of " phenomenon, weave still and carrying out, cause all the decorative pattern circulations of view picture fabric a warp all to occur and form the float quantity identical because of normally not interweaving with the decorative pattern loop number.Movable lifting-hook occur degree varies permanent fatigue deformation its mainly contain following several respects origin cause of formation:
1, the high speed of a motor vehicle and twenty four hours run without interruption and cause the jacquard internal temperature rise serious, and continuous high temperature has quickened the aging distortion of tongue bar 3 ', such as the 1408 pin jacquard speed of a motor vehicle up to 600rpm;
2, in the 1408 pin jacquards, each " hanging " of linking to each other with each movable lifting-hook bears a heavy burden up to 1kg, the movable lifting-hook under the load condition need griffe enough thrust could with its with grip hook and break away from;
3, some are weaved user producer and occur owing to order is discontented that high-frequency is shut down, the start phenomenon, and day and night temperature changes (especially winter) greatly, the temperature difference that fluctuates widely and frequently stop, starting shooting makes the 3 ' accelerated ageing of tongue bar be out of shape;
4, angle is shut down in the abnormal outage of jacquard, causes the pushing tow inclined-plane 5 ' of tongue bar 3 ' to continue above conflict with gripping hook more than 24 hours, thereby causes 3 ' the permanent fatigue deformation of tongue bar;
5, because some raw material need could reduce the broken end that brings owing to electrostatic interference under the environment of high humility workshop, satisfying normal boot-strap efficient needs, and high humidity environment is disadvantageous to tongue bar 3 '.
Because movable lifting-hook use amount in whole jacquard is big, 1280 pins reach 24000 pins at least; Generally there are 100 above jacquards in the user producer of weaving that scale goes up in one family, and the manual application of lubricant maintenance of the needle assembly of modularized design is time saving and energy saving not as directly changing, however; The workload of replacing activity lifting-hook that is replacing needle assembly still shows huge; Eliminate to fall behind technology, to satisfy the be shaped needs of mechanical technical progress of industry of jacquard weave opening, this has very realistic meaning in the industry; Develop a kind of antifatigue distortion from resetting lifting-hook, this case produces under this background.
[utility model content]
The utility model purpose is on the movable lifting-hook basis of existing pure plastic material; There is poor, the reset issues of can not remaining valid for a long time of unsurmountable fatigue resistance to it; Provide a kind of rational in infrastructure, antifatigue of being skillfully constructed from resetting lifting-hook; To significantly improve significantly its service life, the lifting-hook after improving adapts to high speed, top load electronic jacquard machine fully and is suitable under the running temperature variation working condition greatly.
For solving the problems of the technologies described above; The basic design of technical scheme that the utility model adopts is: antifatigue is from resetting lifting-hook; Comprise movable lifting-hook; Can between upper dead center position and lower dead point position, move, the shed-forming that its part for the needle assembly is used for jacquard is implemented, and this activity lifting-hook is by the body of buckle head, from the protuberance of body one sidewall horizontal expansion, the upwards tortuous tongue bar that extends of this protuberance is one-body molded certainly; The tongue bar has the oblique pushing tow face that it can be moved with respect to said body; Between said body and tongue bar, the energy storage return unit is installed, the installation of this energy storage return unit can make energy storage return unit and tongue bar all move in the same way with respect to said body, and the tongue bar after said the moving is resetted.
Basically first kind of technical scheme conceiving as the utility model; Above-mentioned energy storage return unit is flexible reseting leaf; This flexible reseting leaf comprises the reed canned paragraph of being located at said body and the reed tongue section that is resisted against the tongue bar, and the deflection resiliency that reed tongue section is gathered when the tongue bar moves to said body is used to make the tongue bar to turn back to off working state fully.
As further improvement to first kind of technical scheme, also form the bending end in the upper end of above-mentioned reed canned paragraph, wherein, the reed canned paragraph is located in the said body, and the bending end is positioned at gib head.
Basically second kind of technical scheme conceiving as the utility model; Above-mentioned energy storage return unit is a reseting pressuring spring; One end positioning and fixing of this reseting pressuring spring is in said body; Its other end then against or positioning and fixing on the tongue bar, the resiliency that when trending towards reseting pressuring spring that body moves in compression, is gathered is with so that the tongue bar turns back to off working state fully.
Above-mentioned reseting pressuring spring is a truncated cone shape or cylindrical.
The utlity model has following advantage and beneficial effect:
With the utility model antifatigue after the lifting-hook that resets is assembled into the needle assembly and supplies jacquard to use; Can effectively overcome the tongue bar work alone cause inevitable fatigue deformation cause short service life and often cause can not reset issues; Rely on the energy storage of energy storage return unit to discharge; The each accurate and effective off working state that is returned to of each all abilities that finishes of moving of tongue bar; Act on the preparatory elastic force of tongue bar by means of the energy storage return unit, all accept the correction of energy storage return unit when the tongue bar is in off working state, therefore; The utility model energy storage lifting-hook can be adapted to more high workload frequency, longer uninterrupted stream time, working conditions such as top load, more high workload temperature rise, bigger workshop variations in temperature more; Thereby improve antifatigue to greatest extent and be out of shape whole tired service life, compare with the pure plasticity activity of tradition lifting-hook and improve service life more than 10 times, reduced needle replacement of component, maintenance, service time significantly from the lifting-hook that resets.
After increasing the energy storage return unit of innovative design, and toughness reguirements that can reduction activity lifting-hook material, so the cost of the utility model is expected to be reduced.
[description of drawings]
Fig. 1 is the stereogram of existing movable lifting-hook;
Fig. 2 is the structural representation (wherein: the energy storage return unit movable lifting-hook on adorned be flexible reseting leaf) of the utility model antifatigue from an embodiment of the lifting-hook that resets;
Fig. 3 is the stereogram of flexible reseting leaf;
Two kinds of structural representations that Fig. 4, Fig. 5 have for another embodiment of the utility model; And
Fig. 4 a is the A portion enlarged drawing of Fig. 4.
[specific embodiment]
Embodiment 1:
See also Fig. 2, shown in 3; Antifatigue is from resetting lifting-hook; Comprise the movable lifting-hook TH that can between upper dead center position and lower dead point position, move; The shed-forming that its part for the needle assembly is used for jacquard is implemented; This activity lifting-hook TH is by the body 1 of buckle head 4, from the protuberance 2 of a sidewall horizontal expansion of body 1, the upwards tortuous tongue bar 3 that extends of this protuberance 2 is one-body molded certainly, and tongue bar 3 has makes its oblique pushing tow face 5 that can move with respect to said body 1, between body 1 and tongue bar 3, the energy storage return unit is installed; The installation of this energy storage return unit can make energy storage return unit and tongue bar 3 all move in the same way with respect to body 1, and can make the tongue bar 3 after moving reset.
In the present embodiment, the energy storage return unit is flexible reseting leaf 61, and this flexible reseting leaf 61 comprises the reed canned paragraph 611 of being located at body 1 and the reed tongue section 612 that is resisted against tongue bar 3.On the one hand; When tongue bar 3 moved to body 1, reed tongue section 612 was because the stored deformation energy of displacement deformation is used to make tongue bar 3 to turn back to off working state fully, on the other hand; To manufacture and design the meander-shaped that is had be reset condition is able to continue high accuracy through following measure and is keeping at tongue bar 3; That is, the elastic force that adds in advance that flexibility had through reed tongue section 612 continuingly acts on the tongue bar 3, reaches the purpose that does not deform to proofread and correct tongue bar 3.
Two kinds of embodiments when being fixed to body 1, reed canned paragraph 611 can be arranged: one of which, offer screw 614 on the reed canned paragraph 611, and be used for reed canned paragraph 611 is fixed to body 1 through the fixture such as thin screw; Its two, reed canned paragraph 611 directly is injected into body 1 inside, the intensity for the gib head 4 that strengthens movable lifting-hook TH further, also forms bending end 613 in the upper end of reed canned paragraph 611, bending end 613 also is injected in the gib head 4 of body 1.
Because movable lifting-hook need be held the hook cooperating with the magnetic conductivity irony that receives magnet control, for fear of the remanent magnetism property problem that movable lifting-hook TH brings, the movable lifting-hook that includes tongue bar 3 adopts to be processed such as non-magnetic materials such as pure plastic materials; Flexible reseting leaf 61 adopts the good stainless steel material punch forming on progressive die of fatigue resistance.
Antifatigue is following from the lifting-hook course of work that specifically resets that resets: movable lifting-hook 1 and position can freely pivot on it hold hook (belonging to the prior art part) so not shown smoothly disengaging hook together through following a series of actions process realization; When movable lifting-hook 1 receives an external force F straight up so that should activity lifting-hook 1 with to hold its gib head inclined end face of hook inconsistent, hold hook and then vertically act on 5 one power F1 of oblique pushing tow face; This directed force F 1 makes oblique pushing tow face 5 slip over inclined end face; And be accompanied by tongue bar 3 and move towards body 1 because of distortion, the reed tongue section 612 that the elastic force that 3 distortion of tongue bar are produced promotes to be resisted against tongue bar 3 also moves towards body 1 together, and tiltedly pushing tow face 5 gib head that will hold hook backs down (departing from outside the longitudinal axis of holding hook) outward; Make the top suction scope of electromagnet nearby of holding hook; In case the top of holding hook is by adhesive, then its gib head further is biased to is enough to realize that with movable lifting-hook 1 disengaging hooks together that 1 of the movable lifting-hook that breaks away from after hooking together comes downwards to lower dead point position; Stored deformation energy after 612 deflection deformations of reed tongue section; Break away from after action is accomplished and tiltedly pushing tow face 5 slips over inclined end face when hooking together, the deformation energy abrupt release of reed tongue section 612 is so that tongue bar 3 turns back to off working state fully, and tongue bar 3 resets fully; At this moment; Tongue bar 3 when being in off working state only receives the elastic force effect that adds in advance of reed tongue section 612, so no matter tongue bar 3 is to finish when just breaking away from duty or being in off working state all accepts reed tongue section 612 and proofread and correct in action; Therefore strong, the long service life of tongue bar 3 fatigue resistances, all can remain valid for a long time under the big environment of high-frequency operation, hot environment, variations in temperature resets.
This known external force F comes from vertically pump up to griffe.
Embodiment 2:
See also Fig. 4,4a, shown in 5; Antifatigue is from resetting lifting-hook; Comprise the movable lifting-hook TH that can between upper dead center position and lower dead point position, move; The shed-forming that its part for the needle assembly is used for jacquard is implemented; This activity lifting-hook TH is by the body 1 of buckle head 4, from the protuberance 2 of a sidewall horizontal expansion of body 1, the upwards tortuous tongue bar 3 that extends of this protuberance 2 is one-body molded certainly, and tongue bar 3 has makes its oblique pushing tow face 5 that can move with respect to said body 1, between body 1 and tongue bar 3, the energy storage return unit is installed; The installation of this energy storage return unit can make energy storage return unit and tongue bar 3 all move in the same way with respect to body 1, and can make the tongue bar 3 after moving reset.
The energy storage return unit is a reseting pressuring spring, and an end positioning and fixing of this reseting pressuring spring is in body 1, and its other end then is resisted against on the tongue bar 3, certainly, its other end can also positioning and fixing in tongue bar 3.On the one hand, when tongue bar 3 receives external force and impels tongue bar 3 to trend towards body 1 when moving, by reseting pressuring spring when compression displacement is out of shape stored deformation energy with so that tongue bar 3 turns back to off working state fully; On the other hand; To manufacture and design the meander-shaped that is had be reset condition is able to continue high accuracy through following measure and is keeping at tongue bar 3; Promptly; The elastic force that adds in advance that is had through reseting pressuring spring initial compression displacement deformation continuingly acts on the tongue bar 3, reaches the purpose that does not deform to proofread and correct tongue bar 3.
During practical implementation; Visible by Fig. 4,4a, reseting pressuring spring can be chosen as truncated cone reseting pressuring spring 62, offers a shallow grooves 7 at the madial wall of body 1; Be used for the big end of truncated cone reseting pressuring spring 62 is fixed in shallow grooves 7; Its small end then contact on the madial wall of tongue bar 3 (perhaps opposite, offer a shallow grooves at the madial wall of tongue bar 3, be used for the big end of truncated cone reseting pressuring spring 62 is fixed in the shallow grooves of tongue bar 3 madial walls; Its small end then contacts on the madial wall of body 1), can be undertaken by tweezers during installation.
By shown in Figure 5; Reseting pressuring spring can also be cylindrical reseting pressuring spring 63, and wherein arbitrary end injection moulding of cylindrical reseting pressuring spring 63 is advanced in the body 1, and the other end then contacts on the madial wall of tongue bar 3; Perhaps offer a shallow grooves at the madial wall of body 1; One end of cylindrical reseting pressuring spring 63 is fixed in the shallow grooves of body 1, and the other end then contacts on the madial wall of tongue bar 3, and its effect is equal to.
Wherein, movable lifting-hook TH adopts and processes such as non-magnetic materials such as pure plastics; Reseting pressuring spring adopts the good spring steel of fatigue resistance on coiling machine, to be made, and guarantees that reseting pressuring spring presents minimum thickness after compression.
Claims (5)
1. an antifatigue is from resetting lifting-hook; Comprise movable lifting-hook; Can between upper dead center position and lower dead point position, move; The shed-forming that its part for the needle assembly is used for jacquard is implemented; This activity lifting-hook is by the body of buckle head, from the protuberance of body one sidewall horizontal expansion, the upwards tortuous tongue bar that extends of this protuberance is one-body molded certainly, and the tongue bar has makes its oblique pushing tow face that can move with respect to said body, and it is characterized in that: said antifatigue also comprises the energy storage return unit that is installed between body and the tongue bar from the lifting-hook that resets; The installation of this energy storage return unit can make energy storage return unit and tongue bar all move in the same way with respect to said body, and the tongue bar after said the moving is resetted.
2. antifatigue according to claim 1 is from resetting lifting-hook; It is characterized in that: said energy storage return unit is flexible reseting leaf; This flexible reseting leaf comprises the reed canned paragraph of being located at said body and the reed tongue section that is resisted against the tongue bar, and the deflection resiliency that reed tongue section is gathered when the tongue bar moves to said body is used to make the tongue bar to turn back to off working state fully.
3. antifatigue according to claim 2 is from resetting lifting-hook, and it is characterized in that: the upper end at said reed canned paragraph also forms the bending end, and wherein, the reed canned paragraph is located in the said body, and the bending end is positioned at gib head.
4. antifatigue according to claim 1 is from resetting lifting-hook; It is characterized in that: said energy storage return unit is a reseting pressuring spring; One end positioning and fixing of this reseting pressuring spring is in said body; Its other end then against or positioning and fixing on the tongue bar, the resiliency that when trending towards reseting pressuring spring that body moves in compression, is gathered is with so that the tongue bar turns back to off working state fully.
5. antifatigue according to claim 4 is from resetting lifting-hook, and it is characterized in that: said reseting pressuring spring is a truncated cone shape or cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220286599 CN202610460U (en) | 2012-06-09 | 2012-06-09 | Anti-fatigue self-return vertical hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220286599 CN202610460U (en) | 2012-06-09 | 2012-06-09 | Anti-fatigue self-return vertical hook |
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| Publication Number | Publication Date |
|---|---|
| CN202610460U true CN202610460U (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220286599 Expired - Fee Related CN202610460U (en) | 2012-06-09 | 2012-06-09 | Anti-fatigue self-return vertical hook |
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| Country | Link |
|---|---|
| CN (1) | CN202610460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102719965A (en) * | 2012-06-09 | 2012-10-10 | 郭家成 | Anti-fatigue self-reset vertical hook and jacquard lifting component with same |
-
2012
- 2012-06-09 CN CN 201220286599 patent/CN202610460U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102719965A (en) * | 2012-06-09 | 2012-10-10 | 郭家成 | Anti-fatigue self-reset vertical hook and jacquard lifting component with same |
| CN102719965B (en) * | 2012-06-09 | 2014-09-17 | 浙江引力纺织机械有限公司 | Anti-fatigue self-reset vertical hook and jacquard lifting component with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG INLI TEXTILE MACHINERY CO., LTD. Free format text: FORMER OWNER: GUO JIACHENG Effective date: 20130105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130105 Address after: 321200, Qingnian Road, Zhejiang province Jinhua Wuyi County Creek Street No. 298 Patentee after: ZHEJIANG INLI TEX CO., LTD. Address before: 321200 No. 298, Qingnian Road, Wuyi County, Zhejiang, Jinhua Patentee before: Guo Jiacheng |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150914 Address after: The town for 215164 Suzhou Road, Wuzhong District No. 388 Jiangsu province Xu Patentee after: Suzhou top textile machine technology Co., Ltd. Address before: 321200, Qingnian Road, Zhejiang province Jinhua Wuyi County Creek Street No. 298 Patentee before: ZHEJIANG INLI TEX CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20170609 |