CN104526715A - Mechanical arm for grabbing part - Google Patents
Mechanical arm for grabbing part Download PDFInfo
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- CN104526715A CN104526715A CN201410712604.9A CN201410712604A CN104526715A CN 104526715 A CN104526715 A CN 104526715A CN 201410712604 A CN201410712604 A CN 201410712604A CN 104526715 A CN104526715 A CN 104526715A
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- fixture block
- triangle fixture
- mechanical arm
- boss
- dish
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Abstract
The invention relates to a mechanical arm for grabbing a part. The mechanical arm for grabbing the part comprises a cantilever and an expansion plate; a connecting block in which a threaded hole is formed is arranged at one end of the cantilever, and while a clamping ring is arranged at the other end of the cantilever; a connecting sleeve is arranged on the lower end surface of the clamping ring; the expansion plate comprises an upper plate which is connected with a connecting sleeve; a cylinder is clamped in the clamping ring; a tapered head sleeves the lower end of a shaft of the cylinder; a boss is arranged in the middle part of the upper surface of the upper plate; inner threads are formed in the inner wall of the boss; the outside diameter of the tapered head is less than the inside diameter of the boss; a check ring is arranged on the lower surface of the upper plate; concave openings are formed in the front side, the rear side, the left side and the rear side of the check ring; pushing rods are arranged in all the concave openings. According to the mechanical arm for grabbing the part, the part is separated and lifted through a frictional force between a triangular clamping block and the inner wall of a round hole or by embedding the triangular clamping block into a clearance between overlapped parts, so that the operation of manually lifting the overlapped parts is replaced; the labor intensity is particularly reduced for a relatively heavy flange and a stamping part with small overlapped clearance, and the personal safety of labors is protected.
Description
Technical field
The present invention relates to parts capture apparatus technical field, specifically a kind of parts crawl mechanical arm.
Background technology
The disk-like accessory that enterprise produces is when depositing or transport, in order to save space, many employings are by the method for stacking for disk cover placement, but the Plate-shaped parts stacked, as the disk cover type component of flange or punching press, after heap is stacked together, due to flange heavier mass, adopt the artificial mode labour intensity be separated large, separative efficiency is low, to the personnel of moving, there is certain potential safety hazard, especially for face-flange, the face-flange be stacked together is very close to each other between layers, be difficult to by hand be separated, to take for the convenience of the users parts, need parts to be placed in suitable altitude range, adopting in prior art after being manually separated by parts is placed on separately on the special frame of suitably height, labour intensity is large, be unfavorable for the personal safety of labourer equally.
Plate parts for punching press is like this equally, because the Plate-shaped parts thickness of punching press is less, gap is between layers very little, adopts the manual mode difficulty be separated larger, be unfavorable for enhancing productivity, and the sharp edge of stamping parts easily scratches bearer.
Along with the raising of production equipment automaticity and in order to satisfied raising enterprises production efficiency, reduce the labour intensity of labourer, ensure the development trend of production safety, people need a kind of plant equipment that can replace manually carrying out parts crawl, to reduce the recruitment cost of enterprise, improve enterprises production efficiency.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of parts crawl mechanical arm.
The present invention solves its technical problem and realizes by the following technical solutions:
A kind of parts crawl mechanical arm, comprise cantilever and the dish that rises, one end of described cantilever is provided with contiguous block, screwed hole is provided with in described contiguous block, during use, contiguous block can be enclosed within threaded rod, move up and down under the control of threaded rod, the other end of described cantilever is provided with snap ring, described snap ring lower surface is provided with adapter sleeve, the described dish that rises comprises dish, the mode that described adapter sleeve lateral surface is threaded connection is connected with upper coiling, in described snap ring, card has cylinder, the lower end of the axle of described cylinder is through snap ring, the mode cover be threaded connection has conehead, because upper dish is enclosed within the lateral surface of adapter sleeve, can not interfere with adapter sleeve when conehead moves up and down in upper dish, described upper dish upper surface middle part is provided with boss, described boss inwall is provided with the internal thread coordinated with adapter sleeve, the external diameter of described conehead is less than the internal diameter of boss, so that conehead is movement smoothly in boss, the lower surface of described upper dish is provided with the back-up ring coaxial with boss, before described back-up ring, after, left, right side is respectively provided with a recess, a push rod is equipped with in described recess, described push rod the inner is equipped with the voussoir coordinated with conehead, the outer end of push rod is equipped with triangle fixture block, on push rod, cover has spring, described upper dish below is provided with the lower wall coaxial with upper dish, described triangle fixture block is positioned at outside back-up ring, the height of triangle fixture block is less than the distance between dish and lower wall, so that by upper for triangle fixture block income dish and lower wall, the inner of described spring is pressed on voussoir, the outer end of spring is pressed on the medial surface of back-up ring.
Described conehead and voussoir are made by polytetrafluoroethylene (PTFE), the coefficient of kinetic friction between polytetrafluoroethylene (PTFE) is 0.04, that in common materials, coefficient of friction is minimum, and the coefficient of friction between polytetrafluoroethylene (PTFE) is when less with or without difference when lubricant, promotion stability is high, the inclined-plane of voussoir and the angle of horizontal plane are greater than 45 °, are conducive to preventing further between conehead and voussoir stuck.
The inclined-plane of described triangle fixture block is downward, avoid when upper dish and lower wall move down in the circular hole entering parts, triangle fixture block is stuck on the limit of the circular hole of parts, when the inclined-plane of triangle fixture block is pressed in the bore edges place of parts, self adaptation slips in circular hole by inclined-plane, reduce the requirement to equipment precision, reduce device fabrication cost, the outer end of triangle fixture block is provided with the cambered surface adapting to parts circular hole interior surface, triangle fixture block is made up of wear-resisting metal, the wearability of triangle fixture block, through Quenching Treatment, is improved further in the outer end of triangle fixture block.
Described lower wall central authorities are provided with bottom outlet, prevent when conehead arrives on lower wall through after triangle fixture block.
The invention has the beneficial effects as follows: the present invention utilizes the triangle fixture block that can stretch in upper dish and lower wall to clamp round-meshed parts, utilize the frictional force between triangle fixture block and circular-hole internal-wall, or triangle fixture block embedded between the parts gap that stacks, parts are separated and promote, instead of the parts that artificial lift stacks, especially for the ramming parts that gap between the larger flange of weight and lamination is less, reduce the labour intensity of labourer, protect the personal safety of labourer, improve operating efficiency, the inclined-plane of described triangle fixture block ensure that dish and lower wall more easily enter between the parts that stack, reduce the required precision to equipment, save production cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is the enlarged drawing of in Fig. 2 I;
Fig. 4 is the annexation schematic diagram of upper dish of the present invention, voussoir, push rod, spring and triangle fixture block;
Fig. 5 is the stereogram of upper dish of the present invention;
Fig. 6 is the annexation schematic diagram of cylinder of the present invention, conehead and upper dish;
Fig. 7 is the stereogram of lower wall of the present invention.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
As shown in Figures 1 to 7, a kind of parts crawl mechanical arm, comprise cantilever 1 and the dish 2 that rises, one end of described cantilever 1 is provided with contiguous block 3, screwed hole 4 is provided with in described contiguous block 3, during use, contiguous block 3 can be enclosed within threaded rod, move up and down under the control of threaded rod, the other end of described cantilever 1 is provided with snap ring 5, described snap ring 5 lower surface is provided with adapter sleeve 6, the described dish 2 that rises comprises dish 7, the mode that described adapter sleeve 6 lateral surface is threaded connection is connected with upper dish 7, in described snap ring 5, card has cylinder 8, the lower end of the axle of described cylinder 8 is through snap ring 5, the mode cover be threaded connection has conehead 9, because upper dish 7 is enclosed within the lateral surface of adapter sleeve 6, can not interfere with adapter sleeve 6 when conehead 9 moves up and down in upper dish 7, described upper dish 7 upper surface middle part is provided with boss 10, described boss 10 inwall is provided with the internal thread 11 coordinated with adapter sleeve 6, the external diameter of described conehead 9 is less than the internal diameter of boss 10, so that conehead 9 is mobile smoothly in boss 10, the lower surface of described upper dish 7 is provided with the back-up ring 12 coaxial with boss 10, before described back-up ring 12, after, left, right side is respectively provided with a recess 13, a push rod 14 is equipped with in described recess 13, described push rod 14 the inner is equipped with the voussoir 15 coordinated with conehead 9, the outer end of push rod 14 is equipped with triangle fixture block 16, on push rod 14, cover has spring 17, the lower wall 18 coaxial with upper dish 7 is provided with below described upper dish 7, described triangle fixture block 16 is positioned at outside back-up ring 12, the height of triangle fixture block 16 is less than the distance between dish 7 and lower wall 18, triangle fixture block 16 is taken in upper dish 7 and lower wall 18, the inner of described spring 17 is pressed on voussoir 15, the outer end of spring 17 is pressed on the medial surface of back-up ring 12.
Described conehead 9 and voussoir 15 are made by polytetrafluoroethylene (PTFE), the coefficient of kinetic friction between polytetrafluoroethylene (PTFE) is 0.04, that in common materials, coefficient of friction is minimum, and the coefficient of friction between polytetrafluoroethylene (PTFE) is when less with or without difference when lubricant, promote stability higher, the inclined-plane of voussoir 15 and the angle of horizontal plane are greater than 45 °, are conducive to preventing further between conehead 9 and voussoir 15 stuck.
The inclined-plane of described triangle fixture block 16 is downward, avoid when upper dish 7 and lower wall 18 move down in the circular hole entering parts, triangle fixture block 16 is stuck on the limit of the circular hole of parts, when the inclined-plane of triangle fixture block 16 is pressed in the bore edges place of parts, self adaptation slips in circular hole by inclined-plane, reduce the requirement to equipment precision, reduce device fabrication cost, the outer end of triangle fixture block 16 is provided with the cambered surface 19 adapting to parts circular hole interior surface, triangle fixture block 16 is made up of wear-resisting metal, the outer end of triangle fixture block 16 is through Quenching Treatment, the wearability of further raising triangle fixture block 16.
Described lower wall 18 central authorities are provided with bottom outlet 20, prevent when conehead 9 arrives on lower wall 18 through after triangle fixture block 16.
Concrete use step is as follows: under the drive of the threaded rod coordinated with contiguous block, cantilever moves up and down, the axially interior retraction of cylinder simultaneously, conehead is removed with voussoir and is contacted, and voussoir loosens, push rod is inwardly concentrated under the action of the spring, push rod drives in the upper dish of triangle fixture block income and lower wall so that upper dish and lower wall go deep in the through hole on parts, the shaft extension of exhaust hood go out, conehead promotes voussoir and triangle fixture block is released by push rod, is stuck on the through-hole wall on parts.
Then leading screw is utilized to drive cantilever and parts to move up.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. a parts crawl mechanical arm, comprise cantilever and the dish that rises, it is characterized in that: one end of described cantilever is provided with contiguous block, screwed hole is provided with in described contiguous block, the other end of described cantilever is provided with snap ring, described snap ring lower surface is provided with adapter sleeve, the described dish that rises comprises dish, the mode that described adapter sleeve lateral surface is threaded connection is connected with upper coiling, in described snap ring, card has cylinder, the lower end of the axle of described cylinder is through snap ring, the mode cover be threaded connection has conehead, described upper dish upper surface middle part is provided with boss, described boss inwall is provided with the internal thread coordinated with adapter sleeve, the external diameter of described conehead is less than the internal diameter of boss, the lower surface of described upper dish is provided with the back-up ring coaxial with boss, before described back-up ring, after, left, right side is respectively provided with a recess, a push rod is equipped with in described recess, described push rod the inner is equipped with the voussoir coordinated with conehead, the outer end of push rod is equipped with triangle fixture block, on push rod, cover has spring, described upper dish below is provided with the lower wall coaxial with upper dish, described triangle fixture block is positioned at outside back-up ring, the height of triangle fixture block is less than the distance between dish and lower wall, the inner of described spring is pressed on voussoir, the outer end of spring is pressed on the medial surface of back-up ring, described upper dish below is provided with the lower wall coaxial with upper dish.
2. a kind of parts crawl mechanical arm according to claim 1, it is characterized in that: described conehead and voussoir are made up of polytetrafluoroethylene (PTFE), the inclined-plane of voussoir and the angle of horizontal plane are greater than 45 °.
3. a kind of parts crawl mechanical arm according to claim 1, is characterized in that: the inclined-plane of described triangle fixture block is downward, and the outer end of triangle fixture block is provided with cambered surface, and triangle fixture block is made of metal, and the outer end of triangle fixture block is through Quenching Treatment.
4. a kind of parts crawl mechanical arm according to claim 1, is characterized in that: described lower wall central authorities are provided with bottom outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410712604.9A CN104526715A (en) | 2014-11-29 | 2014-11-29 | Mechanical arm for grabbing part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410712604.9A CN104526715A (en) | 2014-11-29 | 2014-11-29 | Mechanical arm for grabbing part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104526715A true CN104526715A (en) | 2015-04-22 |
Family
ID=52842440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410712604.9A Pending CN104526715A (en) | 2014-11-29 | 2014-11-29 | Mechanical arm for grabbing part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104526715A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459143A (en) * | 2016-02-02 | 2016-04-06 | 金石机器人常州股份有限公司 | Slope pushing type gripper |
| CN106625642A (en) * | 2016-11-18 | 2017-05-10 | 山东科技大学 | Feeding and discharging mechanical arm for guard bar plate impregnation technology |
| CN109648592A (en) * | 2019-02-28 | 2019-04-19 | 苏州明志科技有限公司 | A kind of grasping mechanism |
| CN111017549A (en) * | 2019-12-28 | 2020-04-17 | 芜湖固高自动化技术有限公司 | Unloading device on single-control flexible convertible ring |
| CN111099344A (en) * | 2019-11-19 | 2020-05-05 | 湖南东亿电气股份有限公司 | Material taking device for production of lighter assembly line |
| CN114104709A (en) * | 2021-11-05 | 2022-03-01 | 广州印钞有限公司 | Automatic grabbing device and hook for same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60150941A (en) * | 1984-01-19 | 1985-08-08 | Murata Mach Ltd | Feeding of workpiece onto machine tool by robot |
| US5762391A (en) * | 1993-10-22 | 1998-06-09 | Sez Semiconductor-Equipment Zubehor Fur Die Halbleiterfertigung Gesellschaft M.B.H. | Gripper for disk-shaped articles |
| DE10060405A1 (en) * | 2000-12-05 | 2002-06-20 | Bayerische Motoren Werke Ag | Internal grab for pipes and bores has grab elements with clamping jaws moved by thrust pieces and enclosed by ring spring |
| CN200981162Y (en) * | 2006-08-22 | 2007-11-28 | 南通纵横国际股份有限公司 | Elliptical hole inner-expanding centering device |
| US20100213728A1 (en) * | 2009-02-20 | 2010-08-26 | Thomas Hoellriegl | Gripping element for gripping plastic containers |
| CN203863671U (en) * | 2014-05-13 | 2014-10-08 | 扬州大学 | Mini-type manipulator |
-
2014
- 2014-11-29 CN CN201410712604.9A patent/CN104526715A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60150941A (en) * | 1984-01-19 | 1985-08-08 | Murata Mach Ltd | Feeding of workpiece onto machine tool by robot |
| US5762391A (en) * | 1993-10-22 | 1998-06-09 | Sez Semiconductor-Equipment Zubehor Fur Die Halbleiterfertigung Gesellschaft M.B.H. | Gripper for disk-shaped articles |
| DE10060405A1 (en) * | 2000-12-05 | 2002-06-20 | Bayerische Motoren Werke Ag | Internal grab for pipes and bores has grab elements with clamping jaws moved by thrust pieces and enclosed by ring spring |
| CN200981162Y (en) * | 2006-08-22 | 2007-11-28 | 南通纵横国际股份有限公司 | Elliptical hole inner-expanding centering device |
| US20100213728A1 (en) * | 2009-02-20 | 2010-08-26 | Thomas Hoellriegl | Gripping element for gripping plastic containers |
| CN203863671U (en) * | 2014-05-13 | 2014-10-08 | 扬州大学 | Mini-type manipulator |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459143A (en) * | 2016-02-02 | 2016-04-06 | 金石机器人常州股份有限公司 | Slope pushing type gripper |
| CN105459143B (en) * | 2016-02-02 | 2018-09-18 | 金石机器人常州股份有限公司 | Slope driving type handgrip |
| CN106625642A (en) * | 2016-11-18 | 2017-05-10 | 山东科技大学 | Feeding and discharging mechanical arm for guard bar plate impregnation technology |
| CN109648592A (en) * | 2019-02-28 | 2019-04-19 | 苏州明志科技有限公司 | A kind of grasping mechanism |
| CN111099344A (en) * | 2019-11-19 | 2020-05-05 | 湖南东亿电气股份有限公司 | Material taking device for production of lighter assembly line |
| CN111017549A (en) * | 2019-12-28 | 2020-04-17 | 芜湖固高自动化技术有限公司 | Unloading device on single-control flexible convertible ring |
| CN111017549B (en) * | 2019-12-28 | 2021-08-17 | 芜湖固高自动化技术有限公司 | Unloading device on single-control flexible convertible ring |
| CN114104709A (en) * | 2021-11-05 | 2022-03-01 | 广州印钞有限公司 | Automatic grabbing device and hook for same |
| CN114104709B (en) * | 2021-11-05 | 2024-02-23 | 广州印钞有限公司 | Automatic grabbing device and hook for same |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150422 |