CN104791447A - Bi-stable ratchet mechanism - Google Patents
Bi-stable ratchet mechanism Download PDFInfo
- Publication number
- CN104791447A CN104791447A CN201510149613.6A CN201510149613A CN104791447A CN 104791447 A CN104791447 A CN 104791447A CN 201510149613 A CN201510149613 A CN 201510149613A CN 104791447 A CN104791447 A CN 104791447A
- Authority
- CN
- China
- Prior art keywords
- ratchet
- chock
- tooth block
- block
- drive sleeve
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H27/00—Step-by-step mechanisms without freewheel members, e.g. Geneva drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/38—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements for effecting intermittent movement of belts or chains
- B65G23/40—Applications of pawl and ratchet mechanisms or Geneva wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H27/00—Step-by-step mechanisms without freewheel members, e.g. Geneva drives
- F16H27/02—Step-by-step mechanisms without freewheel members, e.g. Geneva drives with at least one reciprocating or oscillating transmission member
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention provides a bi-stable ratchet mechanism, and belongs to the technical field of ratchets. The bi-stable ratchet mechanism solves the technical problems that an existing ratchet can only achieve one-way braking and the stopping effect is poor. According to the technical scheme, the bi-stable ratchet mechanism comprises a rotating shaft, a transmission device and a stopping device. The rotating shaft is provided with a one-way rotating ratchet, and the ratchet is provided with a plurality of gear blocks. The transmission device is adjacent to the ratchet, and the ratchet can rotate when the transmission device makes forward motion. The stopping device is adjacent to the ratchet, and when the gear blocks make contact with the stopping device, the ratchet stops rotating. The transmission device moves reversely so that the stopping device can be pushed to move, and when the stopping device is disengaged from the gear blocks, the ratchet can continue rotating. The stopping device can fix the ratchet when the ratchet is in an intermittent rotating pause state, so that the ratchet achieves braking at the same time in two rotating directions, it is guaranteed that the ratchet can rotate after rotating normally, meanwhile, the ratchet can be prevented from rotating excessively, the braking effect is good, and the bi-stable ratchet mechanism is more guaranteed when serving as a transmission mechanism.
Description
Technical field
The invention belongs to ratchet technical field, relate to a kind of ratchet mechanism, especially a kind of bistable state ratchet mechanism.
Background technique
Ratchet mechanism is a kind of common driving mechanism, and it formed primarily of rocking bar, ratchet and outer ratchet.Rocking bar is motion input link, and ratchet is movement output component.When the reverse swing of rocking bar, the ratchet be hinged on bar inserts in the tooth of ratchet, and make ratchet turn over several angle, when rocking bar makes continuous print reciprocally swinging, ratchet just obtains unidirectional intermittent rotary simultaneously.
This ratchet has unidirectional braking effect, and prevent ratchet from transmission process, occurring pivotal phenomenon, meanwhile, also there is following technical problem in this ratchet mechanism, and this ratchet mechanism can only one-way brake, namely can only after pawl wheel, prevent ratchet from turning round, but ratchet cannot realize braking in its sense of rotation, and ratchet easily rotates excessively, the equipment that particularly some transmission accuracies are higher, traditional ratchet is used then to there will be braking not comprehensive, the problem that braking effect is poor.
In sum, in order to solve the technical problem that above-mentioned ratchet mechanism exists, need a kind of energy of design bi-directional braking, the good bistable state ratchet mechanism of braking effect.
Summary of the invention
The object of the invention is the problems referred to above existed for prior art, propose a kind of energy bi-directional braking, the good bistable state ratchet mechanism of braking effect.
Object of the present invention realizes by following technical proposal: a kind of bistable state ratchet mechanism, comprises
Rotating shaft, rotating shaft is provided with the ratchet of one-way rotation, ratchet has multiple tooth block;
Transmission device, it is adjacent with ratchet, and can make pawl wheel when transmission device positive movement;
Stopping device, it is adjacent with ratchet, and when described tooth block contacts with stopping device, ratchet stops operating;
Described transmission device reversing motion can promote stopping device motion, and when stopping device separating tooth block, ratchet can be rotated further.
In above-mentioned a kind of bistable state ratchet mechanism, also include mounting plate, described stopping device comprises the forward chock be arranged on mounting plate, and forward chock to be against on tooth block and to limit pawl wheel, and described transmission device can make forward chock move and make tooth block depart from forward chock restriction.
In above-mentioned a kind of bistable state ratchet mechanism, described transmission device comprises drive sleeve and pushing block, described drive sleeve is sheathed in rotating shaft, pushing block one end is connected with drive sleeve, the pushing block the other end is against on tooth block, when drive sleeve rotates forward, pushing block can promote pawl wheel, and tooth block can be made when drive sleeve rotates backward to depart from forward chock restriction and ratchet can be made to be rotated further.
In above-mentioned a kind of bistable state ratchet mechanism, drive sleeve is also provided with jacking block, and described pushing block and jacking block are articulated and connected, and described jacking block will with drive sleeve rotational forward back down and ratchet is rotated further by chock.
In above-mentioned a kind of bistable state ratchet mechanism, described forward chock and mounting plate are articulated and connected, and forward chock can rotate on a mounting board and make tooth block depart from forward chock restriction.
In above-mentioned a kind of bistable state ratchet mechanism, also be hinged with the reverse chock adjacent with forward chock on a mounting board, described reverse chock and be forward formed with limiting area between chock, described reverse chock rotates and tooth block can be made to enter limiting area, and described forward chock rotates and tooth block can be made to leave limiting area.
In above-mentioned a kind of bistable state ratchet mechanism, described rotating shaft is also arranged with sprocket wheel, sprocket wheel is connected with a joggle and can makes the chain of sprocket rotation, described drive sleeve is connected with sprocket wheel and can with sprocket wheel synchronous axial system.
In above-mentioned a kind of bistable state ratchet mechanism, also include frame, described mounting plate is fixed in frame and rotating shaft runs through frame and mounting plate, frame is provided with cylinder, described chain one end and cylinders.
In above-mentioned a kind of bistable state ratchet mechanism, described frame is also provided with the elastic component that one end is connected with frame, the elastic component the other end is connected with the chain the other end.
In above-mentioned a kind of bistable state ratchet mechanism, described frame is provided with two fixing columns, described cylinder and elastic component are connected with corresponding fixing column respectively.
Compared with prior art, the present invention has following beneficial effect:
In the present invention, ratchet is fixed and is realized ratchet and brakes two sense of rotation simultaneously by stopping device under the standstill state of ratchet intermittent rotary, both there is bow tie after having ensured ratchet normal rotation, prevent pawl wheel excessive simultaneously, its braking effect is better, use as driving mechanism, it has more protection.
Accompanying drawing explanation
Fig. 1 is the assembling stereogram of the embodiment of the present invention 1.
Fig. 2 is the assembling profile of the embodiment of the present invention 1.
Fig. 3 is the enlarged view at A place in Fig. 2.
Fig. 4 is the three-dimensional structure diagram of the embodiment of the present invention 1.
Fig. 5 is the schematic perspective view of drive sleeve in the embodiment of the present invention 1.
Fig. 6 is the three-dimensional structure diagram of the embodiment of the present invention 2.
Fig. 7 is the planimetric map of the embodiment of the present invention 2.
In figure, 1, frame; 10; Fixing column; 100, rotating shaft; 110, ratchet; 111, tooth block; 111a, the first tooth block; 111b, the second tooth block; 111c, the 3rd tooth block; 111d, the first inclined-plane; 112, gear ring; 113, fixed plate; 120, bearing; 130, drive sleeve; 131, jacking block; 132, pushing block; 140, sprocket wheel; 141, chain; 200, mounting plate; 210, forward chock; 211, the second inclined-plane; 220, reverse chock; 230, fixed base; 231, assembly department; 232, joint; 233, stationary axle; 300, cylinder; 310, piston rod; 400, extension spring.
Embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
For the ease of understanding, the arrow direction indication in Fig. 4 and Fig. 6 represents the sense of rotation of ratchet 110, and it is for forward to rotate.
Embodiment 1
As Fig. 1, shown in Fig. 2, a kind of bistable state ratchet mechanism of the present invention, be installed in frame 1, comprise rotating shaft 100 and ratchet 110, herein, this ratchet 100 is outer ratchet, the two ends of rotating shaft 100 are connected with frame 1 respectively, the feedway for conveying workpieces is also provided with in frame 1, feedway is connected with rotating shaft 100, the outer side wall of frame 1 is also installed with mounting plate 200, one end of rotating shaft 100 is run through frame 1 and mounting plate 200 and form transmission unit outside mounting plate 200, ratchet 110 to be set on this transmission unit and to be connected with transmission unit, by this mounting plate 200, rotating shaft 100 transverse shifting in frame 1 can be prevented, described ratchet 110 have three tooth blocks 111 evenly arranged around its outer surface, as understood for convenience, three tooth blocks 111 are divided into the first tooth block 111a by forward direction, second tooth block 111b and the 3rd tooth block 111c.
Transmission unit is also overlapped the intrinsic bearing 120 be positioned at outside ratchet 110, bearing 120 is provided with drive sleeve 130, this drive sleeve 130 is adjacent with ratchet 110, by bearing 120, drive sleeve 130 can be rotated relative to ratchet 110, as shown in Figures 3 to 5, the outer surface of drive sleeve 130 is also provided with jacking block 131, this jacking block 131 extends and curved shape on drive sleeve 130 outer surface, jacking block 131 is also provided with the pushing block 132 that rear end and jacking block 131 are articulated and connected, this pushing block 132 is adjacent with drive sleeve 130 and be in same plane with ratchet 110, the front end of pushing block 132 is against on the outer side wall of any tooth block 111, this pushing block 132 rotates with drive sleeve 130 and can promote any tooth block 111 reverse rotation, rotating shaft 100 is with ratchet 110 synchronous axial system and make feedway work, realize the transmission of workpiece, pushing block 132 is after the last tooth block 111 of promotion rotates, forward turn to next tooth block 111 place with drive sleeve 130 and be against and next tooth block 111 promotes this tooth block 111 again rotate, by pushing block 132 with drive sleeve 130 reciprocating rotation in rotating shaft 100, realize the intermittent rotating in same direction of rotating shaft 100, workpiece is made can be ceaselessly transferred device transmission.
Further, resetting means is provided with between pushing block 132 front end and drive sleeve 130, preferably, this resetting means is spring, certainly, also can be connected with pushing block 132 and cylinder 300 that pushing block 132 rotates or other structure can be promoted, pass through resetting means, pushing block 132 is after being separated with last tooth block 111, can contact with next tooth block 111 at once and be against on next tooth block 111, thus ensure that pushing block 132 contacts with each tooth block 111, ensure that pushing block 132 promotes each tooth block 111, thus the intermittence realizing rotating shaft 100 is rotated.
As shown in Figures 1 to 4, forward chock 210 and reverse chock 220 are installed in the lower end of mounting plate 200, forward chock 210 is positioned in the forward sense of rotation of ratchet 110, reverse chock 220 is positioned on the reverse rotation direction of ratchet, forward chock 210 is in the same plane with reverse chock 220, forward the head end of chock 210 and the head end spaced opposite of reverse chock 220 are formed with limiting area, first tooth block 111a of ratchet 110 is positioned at this limiting area, after ratchet reverse rotation, reverse chock 220 prevents the reverse revolution of tooth block 111, forward chock 210 prevents ratchet from continuing forward to rotate, ratchet 110 is made to realize bi-directional braking.
Forward be articulated and connected with mounting plate 200 respectively with the middle part of reverse chock 220 in the middle part of chock 210, torsion spring is respectively arranged with in the hinged place of forward chock 210, reverse chock 220, reverse chock 220 is under the effect of any tooth block 111, can rotate up and down on mounting plate 200, and forward chock 210 can rotate up and down under the effect of jacking block 131 on mounting plate 200, herein, forward the width of chock 210 is greater than the width of reverse chock 220, is convenient to forward chock 210 and contacts with jacking block 131.
When pushing block 132 to be separated with the 3rd tooth block 111c and reverse rotation to when being against on the second tooth block 111b, jacking block 131 will forward back down downwards by chock 210, pushing block 132 promotes the second tooth block 111b and forward rotates, the the first tooth block 111a being positioned at limiting area shifts out limiting area and jacking block 131 is separated with forward chock 210 gradually, forward chock 210 upwards turns to initial position, in this process, 3rd tooth block 111c rotates with ratchet 110 and is backed down by reverse chock 220, 3rd tooth block 111c enters in limiting area and also again realizes ratchet 110 bi-directional braking, pushing block 132 is with drive sleeve 130 constantly to-and-fro motion, first tooth block 111a, second tooth block 111b, 3rd tooth block 111c is promoted by pushing block 132 successively, pushing block 132 often promotes a tooth block 111, the last tooth block 111 be positioned in forward direction just enters limiting area and is limited, therefore, in ratchet 110 intermittent rotary process, when ratchet 110 seizes up state, ratchet 110 is just by bi-directional braking, the bi-directional braking of ratchet 110, make ratchet 110 both cannot continue forward to rotate, also cannot reversely turn round, its braking effect is better, more stable when making feedway conveying workpieces, safety, transfer efficiency is higher.
In said structure, forward the move mode of chock 210, reverse chock 220 is the preferred version in the present embodiment, but be not limited to this kind of structure, such as, forward chock 210 and reverse chock 220 also can adopt the mode of upper and lower translation to realize its function, control forward chock 210 and reverse chock 220 respectively by two driving mechanisms to move up and down, can above-mentioned functions be realized equally, do simple description at this.
As further improvement, as shown in Figure 4, rotating shaft 100 is also arranged with sprocket wheel 140, this sprocket wheel 140 adjacent with drive sleeve 130 and can with drive sleeve 130 synchronous axial system in rotating shaft 100, sprocket wheel 140 is provided with the chain 141 be connected with a joggle with it, by chain 141 and sprocket wheel 140 gear motion, realize drive sleeve 130 with sprocket wheel 140 synchronous axial system.
As shown in Figure 1 and Figure 2, as power source, arrange above frame 1 and be vertically installed with cylinder 300, the rear end of cylinder 300 is connected by fixing column 10 and frame 1, the piston rod 310 of cylinder 300 is connected with chain 141 and gear motion made by chain drive-belt 141 and sprocket wheel 140, drive sleeve 130 with sprocket wheel 140 synchronous axial system and the intermittent ratchet 110 that promotes rotate, thus realize rotating shaft 100 and rotate, certainly, chain 141 and sprocket wheel 140 gear motion also realize by other driving mode, such as, motor drives, or hydraulic driving etc.
As further improvement, frame 1 is also provided with extension spring 400, one end of extension spring 400 is connected with frame 1 by fixing column 10, extension spring 400 the other end is connected with the other end of chain 141, by extension spring 400, the other end of chain 141 is held, chain 141 is made to coordinate tightr with sprocket wheel 140, engagement property is better, chain 141 is avoided to be separated with sprocket wheel 140, herein except employing extension spring 400, also can adopt another cylinder, be connected with the two ends of chain 141 respectively by two cylinders, two cylinders are alternately flexible just can realize chain 141 and sprocket wheel 140 gear motion, but adopt extension spring 400 to replace cylinder 300 herein, save cost, reduce energy consumption simultaneously, preferably, this extension spring 400 is parallel with cylinder 300 and be located on the side of sprocket wheel 140, so, chain 141 engages apart from the longest with sprocket wheel 140, make chain 141 and sprocket wheel 140 to engage effect best, engage the most stable, make the transmission effect of sprocket wheel 140 best.
Embodiment 2
The present embodiment is roughly the same with part-structure with the principle of embodiment 1, and difference is:
As shown in Figure 6, Figure 7, in the present embodiment, ratchet 110 adopts internal clickwork structure, ratchet 110 comprises gear ring 112 and fixed plate 113, and gear ring 112 to be arranged on fixed plate 113 and to make to form a receiving cavity between gear ring 112, and fixed plate is arranged in rotating shaft 100, six tooth blocks 111 are uniformly distributed on gear ring 112 madial wall, drive sleeve 130 is positioned at this receiving cavity, and pushing block 132 is against on tooth block 111, and sprocket wheel 140 drives drive sleeve 130 rotational to promote ratchet 110 and forward rotates.
The outer side wall of frame 1 is provided with fixed base 230, fixed base 230 two ends and frame 1 outer side wall are connected, this fixed base 230 comprises the assembly department 231 be connected with rotating shaft 100 and two joints 232 be connected with assembly department 231, and forward chock 210 and reverse stop fast 220 are articulated and connected respectively by stationary axle 233 and two joints 232.
As the improvement of the present embodiment, as as described in Fig. 6, Fig. 7, the both sides of tooth block 111 are the first inclined-plane 111d, forward chock 210 can conveniently contact with tooth block 111 with reverse chock 220, reach the effect of bi-directional braking, also can be separated with tooth block 111 easily, because ratchet 110 is intermittent rotations, if the two side of tooth block 111 is vertical surface but not inclined-plane, then tooth block 111 can be adjacent to forward chock 210 and cause forward chock 210 to be separated with tooth block 111 fast, affects the rotating effect of ratchet 110.
As further improvement of this embodiment, as shown in Figure 7, one end that forward chock 210 is adjacent with jacking block 131 is provided with the second inclined-plane 211, when tooth block 111 is positioned at limiting area, jacking block 131 rotates with drive sleeve 130 and is against on the second inclined-plane 211, by this second inclined-plane 211, jacking block 131 can push forward chock 210 easily, forward chock 210 is rotated with stationary axle 233, forward chock 210 makes tooth block 111 depart from the restriction of forward chock 210 by jacking block 131 after backing down, ratchet 110 can continue forward to rotate with drive sleeve 130, the intermittence realizing rotating shaft 100 is rotated.
The present embodiment, by the ratchet structure different from embodiment 1, achieves principle similarly to Example 1 and function, and therefore, the present embodiment is enough to alternatively support core technology scheme of the present invention.
The present invention in an initial condition, as shown in Figure 4, forward chock 210 is in the same plane with reverse chock 220, first tooth block 111a is positioned at limiting area, at forward chock 210 with under the restriction of reverse chock 220, ratchet 110 cannot reverse or forward rotate, and namely ratchet 110 is bidirectionally limited, and pushing block 132 is between the second tooth block 111b with the 3rd tooth block 111c and contact with drive sleeve 130.
As shown in Figure 3, cylinder 300 driving sprocket wheel 140 reverse rotation, drive sleeve 130 is with sprocket wheel 140 synchronous axial system, ratchet 110 seizes up state, pushing block 132 is against on the second tooth block 111b under resetting means effect, meanwhile, jacking block 131 and forward chock 210 contact and incite somebody to action forward chock 210 and back down downwards.
Cylinder 300 drives drive sleeve 130 forward to rotate, pushing block 132 promotes the second tooth block 111b and moves and ratchet 110 is rotated, first tooth block 111a rotates with ratchet 110 and shifts out by limiting area, in ratchet 110 rotation process, jacking block 131 is separated with forward chock 210, and forward chock 210 back rotation is to initial position, simultaneously, 3rd tooth block 111c rotates with ratchet 110 and promotes reverse chock 220 and enters in limiting area, and ratchet 110 is again bidirectionally limited.
Cylinder 300 constantly drives drive sleeve 130 to-and-fro motion, pushing block 132 promotes each tooth block 111 and moves and realize the intermittent rotary of ratchet 110, thus realize the intermittent rotary of rotating shaft 100, in ratchet 110 pause process, forward chock 210 and reverse chock 220 make ratchet 110 bidirectionally limited, ensure the stability and security of ratchet 110 intermittent rotary.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (10)
1. a bistable state ratchet mechanism, is characterized in that: comprise
Rotating shaft, rotating shaft is provided with the ratchet of one-way rotation, ratchet has multiple tooth block;
Transmission device, it is adjacent with ratchet, and can make pawl wheel when transmission device positive movement;
Stopping device, it is adjacent with ratchet, and when described tooth block contacts with stopping device, ratchet stops operating;
Described transmission device reversing motion can promote stopping device motion, and when stopping device separating tooth block, ratchet can be rotated further.
2. a kind of bistable state ratchet mechanism according to claim 1, it is characterized in that: also include mounting plate, described stopping device comprises the forward chock be arranged on mounting plate, forward chock to be against on tooth block and to limit pawl wheel, and described transmission device can make forward chock move and make tooth block depart from forward chock restriction.
3. a kind of bistable state ratchet mechanism according to claim 1, it is characterized in that: described transmission device comprises drive sleeve and pushing block, described drive sleeve is sheathed in rotating shaft, pushing block one end is connected with drive sleeve, the pushing block the other end is against on tooth block, when drive sleeve rotates forward, pushing block can promote pawl wheel, and tooth block can be made when drive sleeve rotates backward to depart from forward chock restriction and ratchet can be made to be rotated further.
4. a kind of bistable state ratchet mechanism according to claim 3, it is characterized in that: in drive sleeve, be also provided with jacking block, described pushing block and jacking block are articulated and connected, and described jacking block will with drive sleeve rotational forward back down and ratchet is rotated further by chock.
5. a kind of bistable state ratchet mechanism according to claim 2, is characterized in that: described forward chock and mounting plate are articulated and connected, and forward chock can rotate on a mounting board and make tooth block depart from forward chock restriction.
6. a kind of bistable state ratchet mechanism according to claim 2 or 5, it is characterized in that: be also hinged with the reverse chock adjacent with forward chock on a mounting board, described reverse chock and be forward formed with limiting area between chock, described reverse chock rotates and tooth block can be made to enter limiting area, and described forward chock rotates and tooth block can be made to leave limiting area.
7. a kind of bistable state ratchet mechanism according to claim 3 or 4, is characterized in that: described rotating shaft is also arranged with sprocket wheel, sprocket wheel is connected with a joggle and can makes the chain of sprocket rotation, and described drive sleeve is connected with sprocket wheel and can with sprocket wheel synchronous axial system.
8. a kind of bistable state ratchet mechanism according to claim 7, is characterized in that: also include frame, and described mounting plate is fixed in frame and rotating shaft runs through frame and mounting plate, frame is provided with cylinder, described chain one end and cylinders.
9. a kind of bistable state ratchet mechanism according to claim 8, is characterized in that: described frame is also provided with the elastic component that one end is connected with frame, the elastic component the other end is connected with the chain the other end.
10. a kind of bistable state ratchet mechanism according to claim 8 or claim 9, it is characterized in that: described frame is provided with two fixing columns, described cylinder and elastic component are connected with corresponding fixing column respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510149613.6A CN104791447A (en) | 2015-03-31 | 2015-03-31 | Bi-stable ratchet mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510149613.6A CN104791447A (en) | 2015-03-31 | 2015-03-31 | Bi-stable ratchet mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104791447A true CN104791447A (en) | 2015-07-22 |
Family
ID=53556495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510149613.6A Withdrawn CN104791447A (en) | 2015-03-31 | 2015-03-31 | Bi-stable ratchet mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN104791447A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960375A (en) * | 2021-01-21 | 2021-06-15 | 于亚静 | Raw and other materials loading machinery based on construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6120239A (en) * | 1997-08-29 | 2000-09-19 | Roskam; Mervin W. | Compensating stacking machine and method of using same |
| US6443296B1 (en) * | 2000-07-31 | 2002-09-03 | Unova Ip Corp. | Conveyor ratcheting apparatus |
| CN2877961Y (en) * | 2005-12-12 | 2007-03-14 | 王建钢 | Sample feeding device for grinding machine |
| CN201264162Y (en) * | 2008-09-05 | 2009-07-01 | 欧道高 | Pneumatic rotary table |
| CN202729140U (en) * | 2012-08-02 | 2013-02-13 | 宁波市奇精机械有限公司 | Feeding device for washing shaft grinding machine |
| CN202921928U (en) * | 2012-11-15 | 2013-05-08 | 上海三一精机有限公司 | Machine tool and material conveying device |
| CN204553744U (en) * | 2015-03-31 | 2015-08-12 | 宁波宫铁精机有限公司 | A kind of bistable state ratchet mechanism |
-
2015
- 2015-03-31 CN CN201510149613.6A patent/CN104791447A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6120239A (en) * | 1997-08-29 | 2000-09-19 | Roskam; Mervin W. | Compensating stacking machine and method of using same |
| US6443296B1 (en) * | 2000-07-31 | 2002-09-03 | Unova Ip Corp. | Conveyor ratcheting apparatus |
| CN2877961Y (en) * | 2005-12-12 | 2007-03-14 | 王建钢 | Sample feeding device for grinding machine |
| CN201264162Y (en) * | 2008-09-05 | 2009-07-01 | 欧道高 | Pneumatic rotary table |
| CN202729140U (en) * | 2012-08-02 | 2013-02-13 | 宁波市奇精机械有限公司 | Feeding device for washing shaft grinding machine |
| CN202921928U (en) * | 2012-11-15 | 2013-05-08 | 上海三一精机有限公司 | Machine tool and material conveying device |
| CN204553744U (en) * | 2015-03-31 | 2015-08-12 | 宁波宫铁精机有限公司 | A kind of bistable state ratchet mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960375A (en) * | 2021-01-21 | 2021-06-15 | 于亚静 | Raw and other materials loading machinery based on construction |
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Effective date of registration: 20160202 Address after: 315191 Yinzhou District Province, Ningbo City, Jiang Zhen, Xia Shicun Applicant after: NINGBO GONGTIE INTELLIGENT TECHNOLOGY CO., LTD. Address before: 315191, Zhejiang, Ningbo province Yinzhou District Jiangshan town instrument door and wall village Applicant before: Ningbo Gong Tiejing machine Co., Ltd |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20150722 |
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| WW01 | Invention patent application withdrawn after publication |