CN204893979U - Nodal pattern mechanical finger closes - Google Patents
Nodal pattern mechanical finger closes Download PDFInfo
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- CN204893979U CN204893979U CN201520594326.1U CN201520594326U CN204893979U CN 204893979 U CN204893979 U CN 204893979U CN 201520594326 U CN201520594326 U CN 201520594326U CN 204893979 U CN204893979 U CN 204893979U
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- pedestal
- tension
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- fastening
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Abstract
The utility model discloses a nodal pattern mechanical finger closes, include the tensioning means who is connected through spring and wire rope, plural connecting piece and fastening pedestal, tensioning means is including taut, tensioning bracket and taut pedestal, and the spring passes taut pedestal, connecting piece and fastening pedestal in proper order, and its both ends are spacing respectively, and the spring wholly can rotate along with the connecting piece is synchronous on taut pedestal and fastening pedestal, adjust wire rope at tensioning means, connecting piece and fasten pedestal straining and relaxing within a definite time through adjusting taut the relative position with the connecting piece. The utility model discloses can more freely adjust angle, position and the length of finger to realize snatching the product more in a flexible way, make its general in the snatching of multiple product, and this manipulator simple structure, workable, the processing cost low.
Description
Technical field
The utility model relates to mechanical finger field, especially relates to one and reverses more freedom and flexibility and the simple articulated robot of structure and refer to.
Background technology
In recent years, along with the progress of science and technology and the continuous expansion of automated production scale, manipulator is produced at such as household electrical appliances, be widely used in automobile making and the various fields such as health care, military affairs, and these manipulators are all to complete the actions such as the crawl of product by the function of simulation staff.
FREE TORSION or bending can not be carried out according to the shape facility etc. waiting to capture product neatly for existing machinery hand, especially product in irregular shape is difficult to effectively capture as the product of the product or other types with irregular roundness cambered surface, and the shortcoming such as poor universality, it is the patent application of CN201210150724.5 that applicant have submitted an application number on May 16th, 2012, a kind of mechanical finger that freely can adjust its extended position and length is disclosed in this patent, comprise the assembly that is strained and fixed be connected by elastic stretching part, connector and fixed support, elastic stretching part comprises spring and is located at the steel wire in spring, the two ends of spring and steel wire are all fixing, in use we find, when reversing connector, spring is also and then reverse, but because both ends of the spring is fixing, so spring is difficult to recover after being reversed, along with the increase of mechanical finger number of torsions, the spring of distortion can affect the direction adjustment between connector to a great extent, and tension between connector and loosening, affect the normal use of mechanical finger.And, in that patent, be strained and fixed assembly and support bracket fastened project organization all more complicated, add difficulty of processing and the processing cost of mechanical finger.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides a kind of articulated robot to refer to, to improve the flexibility that finger reverses adjustment, and simplifies finger project organization further, to reduce difficulty of processing and processing cost.
For achieving the above object, the utility model proposes following technical scheme: a kind of articulated robot refers to, comprise the pulling assembly, connectors and the fastening assembly that are connected by elastic stretching part, described pulling assembly comprises tension part, tension support and tension pedestal, described fastening assembly comprises fastening pedestal, described elastic stretching part comprises spring and is located at the steel wire rope in spring, wherein:
Described spring is successively through described tension pedestal, connector and fastening pedestal, and its two ends are limited on described tension pedestal and fastening pedestal respectively, and described spring is overall with connector synchronous axial system;
Described tension support to be positioned on described tension pedestal and to be connected with described spring;
Described tension part comprises the tensioned screw being positioned at tension support, the tension axis of guide being positioned at described tensioned screw and the tightening nut be combined on tensioned screw, described steel wire rope is successively through fastening pedestal, connector, tension pedestal and tensioned screw, and its one end is limited on described fastening pedestal, the other end is fixed in the described tension axis of guide, described tightening nut and tensioned screw mating reaction, adjust the tension of described steel wire rope or loosen.
Preferably, described connector comprises the first end face and the second end face, connects the pars intermedia of the first end face and the second end face, and for the through hole that described elastic stretching part passes.
Preferably, the pars intermedia of described connector is formed with the curved support face of accommodating described elastic stretching part, described curved support face connects with described through hole and is connected.
Preferably, the angle of 90 degree or 45 degree is formed between the first end face of described connector and the second end face, and described first end face and first protruding and the first groove the second end face being formed with respectively plural number and embedding mutually cooperation, the one side that described fastening pedestal and tension pedestal and connector fit is formed with plural second projection or the second groove.
Preferably, be provided with transition components between the connector that described fastening pedestal is adjacent, between adjacent two connectors and between the described tension pedestal connector adjacent with it, described elastic stretching part is through described transition components.
Preferably, described transition components comprises the first bridgeware and the second bridgeware that embed cooperation mutually, a wherein end face of described first bridgeware and connector or fastening pedestal in mating connection, plural number first teeth of other end comprises middle part extends outward second protruding and the second protruding periphery; The wherein end face of described second bridgeware with connector or to strain pedestal in mating connection, cave inward in the middle part of another side comprises the second groove of formation and plural number second teeth of described second groove periphery, described second groove embeds mutually with the second projection on the first bridgeware and coordinates, and described second teeth sting tight fit mutually with the first teeth on the first bridgeware.
Preferably, described both ends of the spring is each passed through described tension pedestal and fastening pedestal, and its two ends are limited on described tension pedestal and fastening pedestal respectively by the Spring screws be tightened in spring.
Preferably, the other end that described fastening pedestal is relative with the one side that connector fits is formed with guide protrusions, and described fastening pedestal installs cylinder by described guide protrusions.
Preferably, described tension pedestal two side ends forms a step surface to the direction bending of tension support, and mechanical finger is installed on a chute finger by described step surface by described pulling assembly.
Preferably, the top of the described tension axis of guide is fixed with the jump ring spacing to described tightening nut.
Compared with prior art, the beneficial effects of the utility model are: more freely can adjust the angle of finger, position and length, thus realize capturing product more neatly, make it be common to the crawl of multiple product, and this robot manipulator structure simply, is easily processed, processing cost is low.
Accompanying drawing explanation
Fig. 1 is the detonation configuration schematic diagram that the utility model embodiment articulated robot refers to;
Fig. 2 is the structural representation of the utility model tensioned screw;
Fig. 3 is the structural representation of the utility model tension support;
Fig. 4 is the structural representation of the utility model tension pedestal;
Fig. 5, Fig. 6 are the structural representations of the utility model connector;
Fig. 7 is the structural representation of the utility model end coupling;
Fig. 8 is the structural representation of the fastening pedestal of the utility model;
Fig. 9 is the structural representation of the utility model securing bracket;
Figure 10 is the structural representation of the utility model first transition components;
Figure 11 is the structural representation of the utility model second transition components.
Reference numeral: 1, pulling assembly, 11, tension part, 111, tensioned screw, 1111, tension hole, 1112, locating slot, 112, the tension axis of guide, 113, tightening nut, 12, tension support, 121, accepting hole, 122, positioning key, 13, tension pedestal, 131, first spring retainer hole, 132, step surface, 2, connector, 21, pars intermedia, 22, first end face, 23, second end face, 24, first is protruding, 25, first groove, 26, through hole, 27, recess, 28, reinforcement, 2 ', end coupling, 21 ', 3rd end face, 22 ', 4th end face, 3, fastening assembly, 31, fastening pedestal, 32, second spring retainer hole, 33, guide protrusions, 34, securing bracket, 341, slideway is installed, 342, installing hole, 4, spring, 5, steel wire rope, 6, jump ring, 7, Spring screws, 81, first bridgeware, 811, second is protruding, 812, first teeth, 82, second bridgeware, 821, second groove, 822, second teeth.
Detailed description of the invention
Below in conjunction with accompanying drawing of the present utility model, clear, complete description is carried out to the technical scheme of the utility model embodiment.
As shown in Figure 1, the articulated robot disclosed in the utility model embodiment refers to, it comprises the pulling assembly 1 be connected successively, connectors 2 and fastening assembly 3, wherein, pulling assembly 1, be connected with the steel wire rope 5 be located in spring 4 by spring 4 between connector 2 with fastening assembly 3, pulling assembly 1 is for adjusting the tension of steel wire rope 5 and loosening and for mechanical finger is connected to other parts, chute finger (not shown) as mechanical finger is first-class, fastening assembly 3 for installing other miscellaneous function parts on mechanical finger, as cylinder, cylinder can install sucker, the product adsorption function of mechanical finger can be realized.
Pulling assembly 1 comprises tension part 11, tension support 12 and tension pedestal 13, tension part 11 comprises tensioned screw 111, the tension axis of guide 112 and screws the tightening nut 113 on tensioned screw 111, as shown in Figure 2, be provided with the tension hole 1111 run through for steel wire rope 5 in tensioned screw 111, the outer surface of tensioned screw 111 is provided with locating slot 1112.The tension axis of guide 112 is positioned at tensioned screw 111, steel wire rope 5 one end extend into strains in the axis of guide 112 and is fixed in the tension axis of guide 112 by the mode of punching press, and the tension axis of guide 112 is for playing the guiding role to the movement of steel wire rope 5 when tightening nut 113 and tensioned screw 111 coordinate and strain steel wire rope 5 or loosen.The top of the tension axis of guide 112 also fixes one for carrying out spacing jump ring 6 to tightening nut 113, splits away off when avoiding tightening nut 113 to rotate to tensioned screw 111 top.Tightening nut 113 can adopt wing nut.
Shown in composition graphs 1 and Fig. 3, tension support 12 is positioned to be strained on pedestal 13 and is connected with spring 4, its global approximation is a cylinder, there is in it accepting hole 121 passed for tensioned screw 111, in this accepting hole 121, the locating slot 1112 of corresponding tensioned screw 111 is provided with positioning key 122, and positioning key 122 stretches in locating slot 1112 to limit the mutual rotation between tensioned screw 111 and tension support 12.Side bottom it has a support installing opening to tension support 12.
Shown in composition graphs 1 and Fig. 4, tension pedestal 13 is provided with the first spring retainer hole 131 passed for spring, and wherein an end face and connector in mating connection, other end abuts against with tension support 12, tension pedestal 13 two side ends forms a step surface 132 to the direction bending of tension support 12, mechanical finger can be installed in a chute finger (not shown) by this step surface 132 by pulling assembly 1, and chute finger is just in time formed with the step-like slide rail matched with this step surface.Pointed by chute and be installed to by mechanical finger in a mechanical palm (not shown) again, manipulator palm can install multiple mechanical finger simultaneously.
Shown in composition graphs 1, Fig. 5 and Fig. 6, every a connection piece 2 has both ends of the surface and the pars intermedia 21 being connected both ends of the surface, both ends of the surface be defined as the first end face 22, second end face 23, first end face 22 respectively and the second end face 23 rounded and be symmetrical arranged, form the angle of 90 degree therebetween after extending.Wherein the first end face 22 is provided with plural first groove 25, second end face 23 is provided with plural first projection 24, this plural number first protruding 24 coordinates to make each connector mutually clamp for embedding mutually with first groove 25 and first protruding 24 of another connector end face connected with the first groove 25.The center of the first end face 22 and the second end face 23 is also provided with runs through for spring 4 through hole 26 passed through, pars intermedia 21 is also provided with and is connected for the recess 27 of putting spring 4 with through hole 26, recess 27 arcwall face in evagination, arcwall face be arranged so that the slip of connector spring 4 when mutually rotating is more smooth and easy.Further, the both sides of recess 27 are also provided with reinforcement 28, and this reinforcement 28 also plays restriction to the position of spring.
Snap-in structure (i.e. protruding and groove) by spring 4, steel wire rope 5 and end face between each connector 2 forms relatively-stationary connection, and the quantity of connector 2 can increase according to concrete needs or reduce.
Shown in composition graphs 1 and Fig. 7, also comprise with fastening assembly 3 in the present embodiment and strain the end coupling 2 ' that pedestal 13 matches, the structure of end coupling 2 ' is roughly equivalent to the half of connector 2 structure, it comprises the 3rd end face 21 ' and the 4th end face 22 ', the angle of both ends of the surface is also the half (namely 45 degree) of other connector 2 both ends of the surface angles substantially, the end coupling 2 ' of this structure, makes the connection of itself and fastening assembly 3 and the corresponding end-faces of straining pedestal 13 convenient.
Shown in composition graphs 1 and Fig. 8, fastening assembly 3 comprises fastening pedestal 31, fastening pedestal 31 is provided with the second spring retainer hole 32 passed for spring 4, and one end and end coupling 2 ' in mating connection, other end is formed with guide protrusions 33, by this guide protrusions 33, mechanical finger and other aids can be combinationally used, as installed a cylinder (not shown).Fastening assembly 3 also can comprise the securing bracket 34 be connected with fastening pedestal 31, as shown in Figure 9, securing bracket comprises the installation slideway 341 for being connected with guide protrusions by securing bracket formed bottom it, and the installing hole 342 of formation is laterally run through in upper end, in this installing hole 342, the simple aids such as gold utensil can be installed.
Spring 4 is successively through tension pedestal 13, connector 2 and fastening pedestal 31, and its two ends are limited on tension pedestal 13 and fastening pedestal 31 by the Spring screws 7 be tightened in spring 4 respectively, the steel wire rope perforation of passing for steel wire rope 5 is provided with in Spring screws 7, the utility model spring 4 passes through the spacing structure of Spring screws 7, can realize spring 4 entirety can along with the rotation of connector 2 synchronous axial system, avoid spring 4 excessively to affect the rotation of connector 2 because of distortion, improve the rotation flexibility of connector 2.Steel wire rope 5 is successively through fastening pedestal 31, connector 2, tension pedestal 13 and tensioned screw 111, and its one end is limited on fastening pedestal 31, the other end is fixed in the tension axis of guide 112, and tightening nut 113 and tensioned screw 111 mating reaction, adjust the tension of steel wire rope 5 or loosen.
Between the end coupling 2 ' that the utility model preferred embodiment is also adjacent at fastening pedestal 31, between adjacent two connectors 2 and between tension pedestal 13 end coupling 2 ' adjacent with it, transition components is installed, also in mating connection by other snap-in structures (except protruding and draw-in groove) in order to realize between them, make between connector 2, to adjust angle, direction, length etc. more flexible.In the utility model embodiment, shown in Figure 10 and Figure 11, transition components comprises the first bridgeware 81 and the second bridgeware 82 embedding cooperation mutually, a wherein end face of the first bridgeware 81 and connector 2 or fastening pedestal 31 in mating connection, other end comprises plural number first teeth 812 of the second protruding 811 and second protruding 811 peripheries that middle part extends outward; A wherein end face of the second bridgeware 82 and connector 2 or to strain pedestal 13 in mating connection, cave inward in the middle part of another side comprises the second groove 821 of formation and plural number second teeth 822 of the second groove 821 periphery, second groove 821 embeds with protruding 811 phases of second on the first bridgeware 81 and coordinates, and the second teeth 822 sting tight fit mutually with the first teeth 812 on the first bridgeware 81.
Transition components in the utility model embodiment makes when adjusting the rotation direction of connector 2, only need rotate the connector 2 needing to regulate direction gently, the teeth of its end face are removed from the teeth of adjacent end face, and teeth are placed to adjacent end face need teeth in engage, connector 2 realizes adopting teeth to sting friction tight snap-in structure mutually by transition components, compare with the snap-in structure of groove with above-mentioned projection, more can be convenient to the adjustment in mechanical finger direction, and adjustment is got up relatively lighter, flexible.The number that arranges of teeth is preferably 36, and the angle adjusted between every like this two teeth is 10 degree, can reach and accomplish to adjust more accurately to the crawl angle of mechanical finger, substantially increase its Adjustment precision, also achieve the controlled of Adjustment precision simultaneously.
During assembling, by steel wire rope 5 through spring 4, again spring 4 is passed successively the second spring retainer hole 32 of fastening pedestal 31 together with steel wire rope 5, the through hole 26 of connectors 2 and the first spring retainer hole 131 of tension pedestal 13, installation one Spring screws 7 is respectively screwed at the two ends of spring 4 after putting on, then steel wire rope 5 is fixed in the one end near fastening pedestal 31, the other end passing tension pedestal 13 extend into be strained in the axis of guide 112 and is fixed in the tension axis of guide 112 by the mode of punching press, again tension support 12 is passed the tension axis of guide 112 and is connected with Spring screws 7 by its support installing opening, then tensioned screw 111 is installed in tension support 12 by the tension axis of guide 112 that fits through of positioning key 122 and locating slot 1112, again tightening nut 113 is screwed on tensioned screw 111, finally install jump ring 6 at the top of the tension axis of guide 112.
During use, the pulling assembly 1 referred to by the utility model articulated robot is fixedly connected on the chute finger of mechanical finger, chute finger is installed to manipulator palm again, installation process is specially: outwards outwarded winding from tensioned screw 111 by tightening nut 113, then tensioned screw 111 drives steel wire rope 5 to move to the direction of connector 2, steel wire rope 5 is relaxed, pulling open tension support 12 makes it depart from formation one of coming install gap with tension pedestal 13, chute finger slides in this installation gap, and its step-like slide rail just in time fastens with the step surface of tension pedestal, and along the position of slide rail slip adjustment mechanical finger on chute finger, to install after chute finger again by tightening nut 113 on tensioned screw 111 to tension support 12 direction precession, then tensioned screw 111 drives steel wire rope 5 to move to the direction away from connector 2, thus by pulling assembly 1, steel wire rope tension between each connector 2 and fastening assembly 3, the position of each inter-module is locked relatively, thus the crawl realized the product of different structure shape.Each mechanical finger can realize the same activity adjustment of similar people's swivel of hand by connector 2, and passes through sucker or the fixture crawl product of end.Meanwhile, according to actual needs, at manipulator palm, multiple manipulator can be installed and coordinate crawl.
When capturing different product, adjustment or displacement adjustment can be rotated at any angle to mechanical finger of the present utility model as required.During adjustment, first by aforesaid operations, steel wire rope 5 is relaxed, now, the projection of connector 2 end face needing adjustment is moved from the groove of adjacent end face, and again projection is inserted after choosing the snapped-in position of needs in the groove of adjacent end face and engage, adopting uses the same method can regulate the link position of adjacent end face, or directly rotate the connector needing to regulate direction, the teeth of its end face are removed from the teeth of adjacent end face, and teeth are placed to adjacent end face need teeth in engage, after adjustment puts in place, again steel wire rope 5 is strained, the position of each inter-module is locked relatively, thus the crawl realized the product of different structure shape.
Technology contents of the present utility model and technical characteristic have disclosed as above; but those of ordinary skill in the art still may do all replacement and the modification that do not deviate from the utility model spirit based on teaching of the present utility model and announcement; therefore; the utility model protection domain should be not limited to the content that embodiment discloses; and various do not deviate from replacement of the present utility model and modification should be comprised, and contained by present patent application claim.
Claims (10)
1. an articulated robot refers to, it is characterized in that: comprise the pulling assembly, connectors and the fastening assembly that are connected by elastic stretching part, described pulling assembly comprises tension part, tension support and tension pedestal, described fastening assembly comprises fastening pedestal, described elastic stretching part comprises spring and is located at the steel wire rope in spring, wherein:
Described spring is successively through described tension pedestal, connector and fastening pedestal, and its two ends are limited on described tension pedestal and fastening pedestal respectively, and described spring is overall with connector synchronous axial system;
Described tension support to be positioned on described tension pedestal and to be connected with described spring;
Described tension part comprises the tensioned screw being positioned at tension support, the tension axis of guide being positioned at described tensioned screw and the tightening nut be combined on tensioned screw, described steel wire is successively through fastening pedestal, connector, tension pedestal and tensioned screw, and its one end is limited on described fastening pedestal, the other end is fixed in the described tension axis of guide, described tightening nut and tensioned screw mating reaction, adjust the tension of described steel wire rope or loosen.
2. articulated robot according to claim 1 refers to, it is characterized in that, described connector comprises the first end face and the second end face, connects the pars intermedia of the first end face and the second end face, and for the through hole that described elastic stretching part passes.
3. articulated robot according to claim 2 refers to, it is characterized in that, the pars intermedia of described connector is formed with the curved support face of accommodating described elastic stretching part, and described curved support face connects with described through hole and is connected.
4. articulated robot according to claim 2 refers to, it is characterized in that: the angle forming 90 degree or 45 degree between the first end face of described connector and the second end face, and described first end face and first protruding and the first groove the second end face being formed with respectively plural number and embedding mutually cooperation, the one side that described fastening pedestal and tension pedestal and connector fit is formed with plural second projection or the second groove.
5. articulated robot according to claim 4 refers to, it is characterized in that: be provided with transition components between the connector that described fastening pedestal is adjacent, between adjacent two connectors and between the described tension pedestal connector adjacent with it, described elastic stretching part is through described transition components.
6. articulated robot according to claim 5 refers to, it is characterized in that: described transition components comprises the first bridgeware and the second bridgeware that embed cooperation mutually, a wherein end face of described first bridgeware and connector or fastening pedestal in mating connection, plural number first teeth of other end comprises middle part extends outward second protruding and the second protruding periphery; The wherein end face of described second bridgeware with connector or to strain pedestal in mating connection, cave inward in the middle part of another side comprises the second groove of formation and plural number second teeth of described second groove periphery, described second groove embeds mutually with the second projection on the first bridgeware and coordinates, and described second teeth sting tight fit mutually with the first teeth on the first bridgeware.
7. articulated robot according to claim 1 refers to, it is characterized in that: described both ends of the spring is each passed through described tension pedestal and fastening pedestal, and its two ends are limited on described tension pedestal and fastening pedestal respectively by the Spring screws be tightened in spring.
8. articulated robot according to claim 1 refers to, it is characterized in that: the other end that described fastening pedestal is relative with the one side that connector fits is formed with guide protrusions, and described fastening pedestal installs cylinder by described guide protrusions.
9. articulated robot according to claim 1 refers to, it is characterized in that: described tension pedestal two side ends forms a step surface to the direction bending of tension support, and mechanical finger is installed on a chute finger by described step surface by described pulling assembly.
10. articulated robot according to claim 1 refers to, it is characterized in that: the top of the described tension axis of guide is fixed with the jump ring spacing to described tightening nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520594326.1U CN204893979U (en) | 2015-08-10 | 2015-08-10 | Nodal pattern mechanical finger closes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520594326.1U CN204893979U (en) | 2015-08-10 | 2015-08-10 | Nodal pattern mechanical finger closes |
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| Publication Number | Publication Date |
|---|---|
| CN204893979U true CN204893979U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520594326.1U Expired - Fee Related CN204893979U (en) | 2015-08-10 | 2015-08-10 | Nodal pattern mechanical finger closes |
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| Country | Link |
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| CN (1) | CN204893979U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058405A (en) * | 2015-08-10 | 2015-11-18 | 苏州驱指自动化科技有限公司 | Joint type mechanical finger |
| CN106078696A (en) * | 2016-07-29 | 2016-11-09 | 苏州驱指自动化科技有限公司 | Multi-functional switching platform |
-
2015
- 2015-08-10 CN CN201520594326.1U patent/CN204893979U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058405A (en) * | 2015-08-10 | 2015-11-18 | 苏州驱指自动化科技有限公司 | Joint type mechanical finger |
| CN106078696A (en) * | 2016-07-29 | 2016-11-09 | 苏州驱指自动化科技有限公司 | Multi-functional switching platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20151223 Termination date: 20160810 |