CN103331758B - Become spacing fetching device - Google Patents
Become spacing fetching device Download PDFInfo
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- CN103331758B CN103331758B CN201310272729.XA CN201310272729A CN103331758B CN 103331758 B CN103331758 B CN 103331758B CN 201310272729 A CN201310272729 A CN 201310272729A CN 103331758 B CN103331758 B CN 103331758B
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Abstract
The invention discloses a kind of change spacing fetching device, frame is rotatablely equipped with camshaft, the both sides of camshaft are provided with the two jaw seat installation shaft parallel with camshaft, each jaw seat installation shaft is all provided with jaw seat, jaw seat in two jaw seat installation shaft is arranged in pairs, two paired jaw seats form a jaw seat group, camshaft is installed with for making the board-like cam of folding between two jaw seats and for making the edge cam along axial deciliter spacing of camshaft between each jaw seat group group and group, the first resetting-mechanism is provided with between two jaw seat installation shaft, become spacing fetching device and also comprise the second resetting-mechanism that counterface cam realizes closing between each jaw seat group group and group spacing.This change spacing fetching device, conveniently can control a point spacing gripping action by controlling motor speed, realizing difference and picking and placeing technological requirement, improve production efficiency, and enormously simplify structure, cost low, take up room little.
Description
Technical field
The present invention relates to a kind of material clamp taking equipment, especially relate to a kind of change spacing fetching device.
Background technology
At present, often need to pick and place material loading or discharging to a parts point spacing in many workpiece intensity assembling occasions, action request is accurately quick and reliability is high, the many power set of normal employing realize folding and gripping action respectively, and the pneumatic means that adopts realizes more, not only consumes energy higher, efficiency is general, reliability of keeping strokes is not high, and gas circuit components and parts are easily aging, higher by environmental requirement.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of and become spacing fetching device, a point spacing gripping action conveniently can be controlled by controlling motor speed, realize difference and pick and place technological requirement, improve production efficiency, and enormously simplify structure, cost low, take up room little.
For solving the problems of the technologies described above, technical scheme of the present invention is: become spacing fetching device, comprise frame, described frame is rotatablely equipped with the camshaft driven by power set, the both sides of described camshaft are provided with the two jaw seat installation shaft parallel with described camshaft, jaw seat installation shaft described in each is all provided with jaw seat, jaw seat in jaw seat installation shaft described in two is arranged in pairs, two paired jaw seats form a jaw seat group, jaw seat described in each is all provided with a jaw monomer, described camshaft is installed with for make the board-like cam of folding between two jaw seats of each jaw seat group and for make between each jaw seat group group and group along axial deciliter spacing of camshaft edge cam, be provided with between jaw seat installation shaft described in two and coordinate board-like cam to realize the first resetting-mechanism closed between two jaw seats of each jaw seat group, described change spacing fetching device also comprise counterface cam realize closing between each jaw seat group group and group spacing the second resetting-mechanism.
Preferably, described first resetting-mechanism comprises the spring retainer post be installed in frame, jaw seat installation shaft described in two is slidably mounted on described spring retainer post, jaw seat installation shaft described in each and be equipped with the first stage clip between described spring retainer post, described first compression spring sleeve is loaded on described spring retainer post.
Preferably, described in two, jaw seat installation shaft is installed on a sliding seat respectively, described first resetting-mechanism to be arranged at described in two between sliding seat, each described sliding seat is equipped with a jaw seat installation cavity, described jaw seat installation shaft is through described jaw seat installation cavity, and described jaw seat is installed in described jaw seat installation cavity.
Preferably, described first resetting-mechanism comprises the spring retainer post be installed in frame, sliding seat described in two is slidably mounted on described spring retainer post, sliding seat described in each and be provided with the second stage clip between described spring retainer post, and described second compression spring sleeve is loaded on described spring retainer post.
Preferably, board-like cam is provided with between two jaw seats of at least one the jaw seat group in all jaw seat groups.
Preferably, described jaw seat comprises a stationary jaw seat group and several movable jaw seat groups, described stationary jaw seat group is along the axial limiting of camshaft, be provided with an edge cam between two jaw seats of each movable jaw seat group, two jaw seats of each movable jaw seat group are equipped with the flange offseted with edge cam.
Preferably, several movable jaw seat groups described are arranged at the same side of described stationary jaw seat group, and described second resetting-mechanism comprises the first extension spring connecting described stationary jaw seat group and each movable jaw seat group.
Preferably, be provided with even number movable jaw seat group, be symmetrically distributed in the both sides of stationary jaw seat group, be positioned at the opposing setting of Driving plane of the described edge cam of described stationary jaw seat both sides, described second resetting-mechanism comprises the second extension spring that connected symmetrical dendrimer is arranged at every two movable jaw seat groups of described stationary jaw seat group both sides.
Preferably, described jaw seat only comprises even number movable jaw seat group, an edge cam is provided with between two jaw seats of each movable jaw seat group, two jaw seats of each movable jaw seat group are equipped with the flange offseted with edge cam, the opposing setting of Driving plane of the edge cam of both sides, center, described second resetting-mechanism comprises the 3rd extension spring of every two movable jaw seat groups of both sides, connection center.
Have employed technique scheme, beneficial effect of the present invention is: the frame due to change spacing fetching device is rotatablely equipped with camshaft, the both sides of camshaft are provided with jaw seat installation shaft, each jaw seat installation shaft is all provided with jaw seat, two paired jaw seats form a jaw seat group, each jaw seat is all provided with a jaw monomer, camshaft is installed with board-like cam and edge cam, between two jaw seat installation shaft, be provided with the first resetting-mechanism; Change spacing fetching device also comprises the second resetting-mechanism for the described jaw seat that resets.During use, power set drive cam axle, the circumferential contact of the two jaw seats be oppositely arranged and board-like cam, make jaw seat installation shaft open and close, drive jaw open and close, edge cam, for making the axial deciliter spacing along camshaft between each jaw seat group group and group, controls order folding and point spacing of jaw seat respectively by above-mentioned two class form cam structures, and realize resetting by the first resetting-mechanism and the second resetting-mechanism, thus realize point spacing gripping material continuously.
In apparatus of the present invention, board-like cam is provided with between two jaw seats of at least one jaw seat group, power set drive cam axle and then when driving board-like cam to rotate, under the effect of board-like cam and the first resetting-mechanism, the jaw seat group open and close directly contacted with board-like cam, synchronous drive jaw seat installation shaft open and close, thus drive all jaw seat group open and closes, realize all jaws and decontrol material and gripping material.
In apparatus of the present invention, between two jaw seats of each jaw seat group, an edge cam can be installed, when power set drive cam axle and then drive edge cam to rotate, under the effect of edge cam and the second resetting-mechanism, all jaw seat groups are all moved along the axis of camshaft and realize deciliter spacing between group and group, and then realize deciliter spacing between all jaws and carry out change spacing convey materials; Can also be the axial limiting of a jaw seat group along camshaft, between two jaw seats of other each jaw seat group, an edge cam is all installed, when power set drive cam axle and then drive edge cam to rotate, under the effect of edge cam and the second resetting-mechanism, other each jaw seat group is moved relative to the jaw seat group of axial limiting and realizes deciliter spacing between group and group, and then realizes deciliter spacing between all jaws and carry out change spacing convey materials.
On said structure basis, angle is mounted opposite by what control above-mentioned two class cams, device of the present invention to can be implemented in when jaw closes spacing gripping material and then decontrols material when jaw point spacing, what change two class cams is mounted opposite angle, can also realize the gripping material when jaw point spacing and then separate material when jaw closes spacing; By controlling the physical dimension of two class cams, the folding size of jaw can be controlled, conveniently pick and place the material of different size, the size of jaw deciliter spacing can be controlled, to adapt to different technological requirements.
The present invention conveniently can control to become spacing by control motor speed and pick and place action, realizes difference and picks and places technological requirement, enhance productivity, and power source of the present invention only needs a motor, not only reduce installing space, decrease power consumption simultaneously, enormously simplify structure, cost low, occupy little space.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one;
Fig. 2 is the structural representation of the embodiment of the present invention two;
Fig. 3 is the structural representation of the embodiment of the present invention three;
Fig. 4 is the structure top view of the embodiment of the present invention three;
Fig. 5 is the sectional view at A-A place in Fig. 4;
Fig. 6 a is the front view of the board-like cam of the present invention;
Fig. 6 b is the stereogram of the board-like cam of the present invention;
Fig. 7 a is the front view of edge cam of the present invention;
Fig. 7 b is the left view of Fig. 7 a;
Fig. 7 c is the stereogram of edge cam of the present invention;
Fig. 8 a is jaw of the present invention decontrols material when closing spacing assembled state schematic diagram during gripping material point spacing;
The assembled state schematic diagram of material is decontroled when gripping material closes spacing when Fig. 8 b is jaw of the present invention point spacing;
Wherein: 1, frame; 2, camshaft; 3, jaw seat installation shaft; 4, jaw seat; 5, jaw monomer; 6, board-like cam; 7, edge cam; 8, flange; 9, locating hole; 10, alignment pin; 11, spring retainer post; 12, the first stage clip; 13, motor; 14, stopper slot; 15, the first extension spring; 16, sliding seat; 17, the second stage clip; 18, the second extension spring; 19, the 3rd extension spring; 20, working face; 21, active section; 41, stationary jaw seat; 42, movable jaw seat.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
Embodiment one
As shown in Figure 1, become spacing fetching device, comprise frame 1, frame 1 is rotatablely equipped with the camshaft 2 driven by power set, the both sides of camshaft 2 are provided with the two jaw seat installation shaft 3 parallel with camshaft 2, each jaw seat installation shaft 3 is all provided with two jaw seats 4, jaw seat 4 in two jaw seat installation shaft 3 is arranged in pairs, two paired jaw seats 4 form a jaw seat group, as shown in Figure 5, each jaw seat 4 is all provided with a jaw monomer 5, two jaw monomers 5 in each jaw seat group form a sub-folder pawl, camshaft 2 is installed with for make the board-like cam 6 of folding between two jaw seats 4 of each jaw seat group and for make between each jaw seat group group and group along axial deciliter spacing of camshaft edge cam 7, the structure of board-like cam 6 as shown in figures 6 a and 6b, the structure of edge cam 7 is as Fig. 7 a, shown in Fig. 7 b and Fig. 7 c, board-like cam 6 has two symmetrically arranged working faces 20, folding is carried out in two jaw seat 4 movements simultaneously that can realize the jaw seat group corresponding with board-like cam 6.Edge cam 7 also has two symmetrical active sections 21, two jaw seats 4 moving axially along camshaft 2 simultaneously of the jaw seat group corresponding with edge cam 7 can be realized, and then to realize and adjacent jaw seat component closes spacing, and in the central authorities of each active section, there is the constant flat section of helical pitch, for gripping material or relieving material provide time enough.Be provided with between two jaw seat installation shaft 3 and coordinate board-like cam 6 to realize the first resetting-mechanism closed between two jaw seats 4 of each jaw seat group; Become spacing fetching device also comprise counterface cam 7 realize closing between each jaw seat group group and group spacing the second resetting-mechanism.
In the present embodiment, board-like cam 6 is provided with between two jaw seats 4 of at least one the jaw seat group in all jaw seat groups, that is, board-like cam 6 can only be arranged on wherein between one group of jaw seat group, also can be arranged on wherein between several groups of jaw seat groups, also a board-like cam 6 can be all set between all jaw seat groups.
In the present embodiment, first resetting-mechanism comprises the spring retainer post 11 be installed in frame 1, two jaw seat installation shaft 3 are slidably mounted on spring retainer post 11 by sliding sleeve (not marking in figure), be equipped with the first stage clip 12, first stage clip 12 between each jaw seat installation shaft 3 and spring retainer post 11 to be set on spring retainer post 11.In the present embodiment, above-mentioned power set are motor 13.
Jaw seat group only comprises even number movable jaw seat group, an edge cam 7 is provided with between two movable jaw seats 42 of each movable jaw seat group, two movable jaw seats 42 of each movable jaw seat group are equipped with the flange 8 offseted with edge cam 7, the opposing setting of Driving plane of the edge cam 7 of both sides, center, by center to both sides, the helical pitch of edge cam 7 increases gradually, to realize a point spacing.Described second resetting-mechanism comprises the first extension spring 15 of every two movable jaw seat groups of both sides, connection center.
Board-like cam 6 and edge cam 7 assemble according to the angle that is mounted opposite as shown in Figure 8 a, then device of the present invention to can be implemented in when jaw closes spacing gripping material and then decontrols material when jaw point spacing.What change two class cams is mounted opposite angle, makes both assemble according to the angle that is mounted opposite as shown in Figure 8 b, then when can be implemented in jaw point spacing, then gripping material separates material when jaw closes spacing.
Its operation principle is as follows:
During use, motor 13 drives camshaft 2 to rotate, the circumferential contact of movable jaw seat 42 and board-like cam 6, make jaw seat installation shaft 3 open and close, drive jaw open and close, by the flange 8 of movable jaw seat 42 and the end contact of edge cam 7, make movable jaw seat 42 along the axial displacement of camshaft 2, by the cam structure of the above-mentioned two class forms order folding of control activity jaw seat 42 and point spacing respectively, and realize resetting by the first back-moving spring mechanism and the second resetting-mechanism, thus realize point spacing gripping material continuously.
Embodiment two
As shown in Figure 2, a kind of change spacing fetching device, its structure is substantially identical with embodiment one, difference is, jaw seat group comprises a stationary jaw seat group and several movable jaw seat groups, several movable jaw seat groups are arranged at the same side of stationary jaw seat group, stationary jaw seat group is along the axial limiting of camshaft 2, stationary jaw seat 41 is provided with stopper slot 14, board-like cam 6 constraint is installed in stopper slot 14, an edge cam is provided with between two movable jaw seats 42 of each movable jaw seat group, two movable jaw seats 42 of each movable jaw seat group are equipped with the flange offseted with edge cam, in the present embodiment, 41 foldings of stationary jaw seat, do not produce displacement in the axial direction, movable jaw seat 42 both folding also in the axially generation displacement of stationary jaw seat 41 the same side, along the direction away from stationary jaw seat 41, the helical pitch of edge cam 7 increases gradually, to realize a point spacing.Second resetting-mechanism comprises the second extension spring 18 being connected and fixed jaw seat group and each movable jaw seat group.
Embodiment three
As Fig. 3, Fig. 4 and Fig. 5 jointly shown in, a kind of change spacing fetching device, its structure is substantially identical with embodiment two, difference is, the preferred structure of the one of sliding sleeve as an alternative, two jaw seat installation shaft 3 are installed on a sliding seat 16 respectively, now, first resetting-mechanism is arranged between two sliding seats 16, each sliding seat 16 is equipped with a jaw seat installation cavity, jaw seat installation shaft 3 is through jaw seat installation cavity, stationary jaw seat 41 and several movable jaw seats 42 are installed in jaw seat installation cavity, based on said structure, first resetting-mechanism comprises the spring retainer post 11 be installed in frame 1, two sliding seats 16 are slidably mounted on spring retainer post 11, the second stage clip 17 is provided with between each sliding seat 16 and spring retainer post 11, second stage clip 17 is set on spring retainer post 11.
Movable jaw seat group is arranged at the both sides of stationary jaw seat group, be positioned at the opposing setting of Driving plane of the edge cam 7 of stationary jaw seat group both sides, and the edge cam 7 being positioned at the every side of stationary jaw seat group is along the direction away from stationary jaw seat group, the helical pitch of edge cam 7 increases gradually, to realize a point spacing.Second resetting-mechanism comprises the 3rd extension spring 19 that connected symmetrical dendrimer is arranged at two movable jaw seats 42 of stationary jaw seat 41 both sides.In the present embodiment, 41 foldings of stationary jaw seat do not produce displacement in the axial direction, and movable jaw seat 42 both folding, also in the axially generation displacement of stationary jaw seat 41 both sides, thus realizes a point spacing gripping material.
In sum, the present invention conveniently can control a point spacing gripping action by controlling motor 13 rotating speed, realizes difference and picks and places technological requirement, enhance productivity, by controlling two cam structure sizes and being mounted opposite angle, a different spacing point spacing can be realized and pick and place and be separated gripping sequential; Power source of the present invention only needs a motor, not only reduces installing space, decreases power consumption simultaneously, enormously simplify structure, cost low, occupy little space.
The present invention is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, done all conversion, all drop within protection scope of the present invention.
Claims (9)
1. become spacing fetching device, comprise frame, it is characterized in that, described frame is rotatablely equipped with the camshaft driven by power set, the both sides of described camshaft are provided with the two jaw seat installation shaft parallel with described camshaft, jaw seat installation shaft described in each is all provided with jaw seat, jaw seat in jaw seat installation shaft described in two is arranged in pairs, two paired jaw seats form a jaw seat group, jaw seat described in each is all provided with a jaw monomer, described camshaft is installed with for making the board-like cam of folding between two jaw seats of each jaw seat group and for making the edge cam along axial deciliter spacing of camshaft between each jaw seat group group and group, described board-like cam has two symmetrically arranged working faces, described edge cam also has two symmetrical active sections, described edge cam realizes deciliter spacing between jaw seat group by the helical pitch on its Driving plane, be provided with between jaw seat installation shaft described in two and coordinate board-like cam to realize the first resetting-mechanism closed between two jaw seats of each jaw seat group, described change spacing fetching device also comprises the second resetting-mechanism that counterface cam realizes closing between each jaw seat group group and group spacing.
2. change spacing fetching device as claimed in claim 1, it is characterized in that, described first resetting-mechanism comprises the spring retainer post be installed in frame, jaw seat installation shaft described in two is slidably mounted on described spring retainer post, jaw seat installation shaft described in each and be equipped with the first stage clip between described spring retainer post, described first compression spring sleeve is loaded on described spring retainer post.
3. change spacing fetching device as claimed in claim 1, it is characterized in that, described in two, jaw seat installation shaft is installed on a sliding seat respectively, described first resetting-mechanism to be arranged at described in two between sliding seat, each described sliding seat is equipped with a jaw seat installation cavity, described jaw seat installation shaft is through described jaw seat installation cavity, and described jaw seat is installed in described jaw seat installation cavity.
4. change spacing fetching device as claimed in claim 3, it is characterized in that, described first resetting-mechanism comprises the spring retainer post be installed in frame, sliding seat described in two is slidably mounted on described spring retainer post, sliding seat described in each and be provided with the second stage clip between described spring retainer post, described second compression spring sleeve is loaded on described spring retainer post.
5. the change spacing fetching device as described in claim as arbitrary in Claims 1-4, is characterized in that, is provided with board-like cam between two jaw seats of at least one the jaw seat group in all jaw seat groups.
6. change spacing fetching device as claimed in claim 5, it is characterized in that, described jaw seat comprises a stationary jaw seat group and several movable jaw seat groups, described stationary jaw seat group is along the axial limiting of camshaft, be provided with an edge cam between two jaw seats of each movable jaw seat group, two jaw seats of each movable jaw seat group are equipped with the flange offseted with edge cam.
7. change spacing fetching device as claimed in claim 6, it is characterized in that, several movable jaw seat groups described are arranged at the same side of described stationary jaw seat group, and described second resetting-mechanism comprises the first extension spring connecting described stationary jaw seat group and each movable jaw seat group.
8. change spacing fetching device as claimed in claim 6, it is characterized in that, be provided with even number movable jaw seat group, be symmetrically distributed in the both sides of stationary jaw seat group, be positioned at the opposing setting of Driving plane of the described edge cam of described stationary jaw seat both sides, described second resetting-mechanism comprises the second extension spring that connected symmetrical dendrimer is arranged at every two movable jaw seat groups of described stationary jaw seat group both sides.
9. change spacing fetching device as claimed in claim 5, it is characterized in that, described jaw seat only comprises even number movable jaw seat group, an edge cam is provided with between two jaw seats of each movable jaw seat group, two jaw seats of each movable jaw seat group are equipped with the flange offseted with edge cam, the opposing setting of Driving plane of the edge cam of both sides, center, described second resetting-mechanism comprises the 3rd extension spring of every two movable jaw seat groups of both sides, connection center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310272729.XA CN103331758B (en) | 2013-07-01 | 2013-07-01 | Become spacing fetching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310272729.XA CN103331758B (en) | 2013-07-01 | 2013-07-01 | Become spacing fetching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103331758A CN103331758A (en) | 2013-10-02 |
| CN103331758B true CN103331758B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310272729.XA Active CN103331758B (en) | 2013-07-01 | 2013-07-01 | Become spacing fetching device |
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| CN (1) | CN103331758B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108177154A (en) * | 2018-01-26 | 2018-06-19 | 深圳迎凯生物科技有限公司 | Grab cup device |
| CN108544401B (en) * | 2018-06-21 | 2024-04-19 | 天津伍嘉联创科技发展股份有限公司 | Four-claw positioning mechanism capable of being opened and closed sequentially |
| CN113442155B (en) * | 2021-07-07 | 2022-06-28 | 中国科学院沈阳自动化研究所 | Cat-claw-imitated type rescue grabbing manipulator |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030102681A1 (en) * | 2001-12-04 | 2003-06-05 | Gary Bouchard | High speed pickhead |
| CN2548731Y (en) * | 2002-04-30 | 2003-05-07 | 合肥市百胜科技发展有限公司 | Roller distance adjusting device for rolling guides and guards |
| CN2738959Y (en) * | 2004-10-15 | 2005-11-09 | 中央电视台 | Mechanical arm |
| JP4304631B2 (en) * | 2006-07-31 | 2009-07-29 | Ｓｍｃ株式会社 | Chuck device |
| SG172499A1 (en) * | 2009-12-23 | 2011-07-28 | Rokko Systems Pte Ltd | Assembly and method for ic unit engagement |
| CN201777693U (en) * | 2010-06-30 | 2011-03-30 | 歌尔声学股份有限公司 | Work head spacing varying device |
| CN203357463U (en) * | 2013-07-01 | 2013-12-25 | 歌尔声学股份有限公司 | Variable separation distance taking and placing device |
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2013
- 2013-07-01 CN CN201310272729.XA patent/CN103331758B/en active Active
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Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |