CN104464833A - Combined mechanical arm - Google Patents
Combined mechanical arm Download PDFInfo
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- CN104464833A CN104464833A CN201410598611.0A CN201410598611A CN104464833A CN 104464833 A CN104464833 A CN 104464833A CN 201410598611 A CN201410598611 A CN 201410598611A CN 104464833 A CN104464833 A CN 104464833A
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- development agency
- web
- connecting link
- joint
- articulated
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Abstract
A combined mechanical arm comprises connecting parts, connecting rods and Y-shaped connecting parts, each connecting rod assembly is formed by connecting the corresponding connecting rods end to end in a pivot joint mode, each retractable mechanism stretching out and drawing back in one direction is composed of two corresponding connecting rod assemblies, and the number of the retractable mechanisms is four. According to three of the retractable mechanisms, the second pivot joint portions of the connecting rods at the corresponding positions of every two adjacent retractable mechanisms are further in pivot joint with the same Y-shaped connecting part simultaneously, Y-shaped combined shear type structures are formed, and each Y-shaped connecting part is located at the center of the corresponding Y-shaped combined shear type structure; the second pivot joint portion of the left end and the second pivot joint portion of the right end of the fourth retractable mechanism are connected with the other second pivot joint portion of the first retractable mechanism and the other second pivot joint portion of the second retractable mechanism respectively through the corresponding connecting parts, and the second pivot joint portions are in pivot joint with the connecting parts respectively. The combined mechanical arm is high in load-carrying capacity, large in contraction ratio, capable of bearing force in multiple directions, and good in rigidity, strength and safety.
Description
Technical field
The present invention relates to mechanical arm field, particularly relate to a kind of compounding machine mechanical arm.
Background technology
Development agency has application and development very widely at present, as folding tent, contractile door curtain, lifter, foldable desk lamp or mechanical arm etc.Its feature is that magnification ratio is large, extensible long Distance geometry large span, and it is very little to take up space after it shrinks, and is therefore applied in many industries.What adopt in the application of current most of development agency is one side development agency or two parallel development agency, and as door curtain employing is one side development agency, and what lifter adopted is two parallel development agencies.The major defect of most development agency is being subject under multi-direction power effect, and the intensity of the structure on its Impact direction and rigidity are not enough to the load-bearing effect of bearing this power, and easily askew folding occurs, security is not high yet.In addition, the load-carrying ability of current development agency is not high yet, and these weakness limit its application widely.If use two parallel development agency, although can load-carrying ability be strengthened, the asynchronous problem of work between two development agencies, can be there is, cause the workbench of lifter to run the problems such as not steady.
Summary of the invention
The object of the invention is to propose that a kind of load-carrying ability is high, magnification ratio large, by a kind of compounding machine mechanical arm of multi-direction power effect, can run synchronous between development agency, there is good rigidity, intensity and security.
For reaching this object, the present invention by the following technical solutions:
A kind of compounding machine mechanical arm, comprises web member, connecting link and Y type web member, and the pivot joint of multiple described connecting link head and the tail forms one group of connecting link assembly, and this head and the tail pivot points is the second articulated section;
The described connecting link that in two groups, position is corresponding is in the mutual pivot joint of medium position, and in the middle part of this, pivot points is the first articulated section of described connecting link; Connecting link assembly described in two groups forms a set of development agency flexible along a direction with this, and described development agency has four covers altogether;
The wherein described development agency of three covers, the adjacent described connecting link often overlapping the correspondence position of described development agency, its second articulated section is also articulated in same described Y type web member simultaneously, composition Y-shaped compound scissors structure, described Y type web member is positioned at the center of Y-shaped compound scissors structure, wherein to overlap the length of the connecting link of described development agency consistent for development agency described in first set and second, development agency described in first set and the 3rd overlaps the angle and second formed between described development agency and overlaps described development agency and the 3rd to overlap the angle formed between described development agency equal,
Second articulated section at the two ends, left and right of the described development agency of the 4th cover is connected to respectively by web member another respective second articulated section that first set and second overlaps described development agency, and described second articulated section is articulated in described web member respectively.
Preferably, described web member is formed by rotating shaft is hinged by two web joints, and the described development agency of two covers, described web joint is fixed in each self-corresponding described second articulated section respectively symmetrical pivot joint.
Preferably, described web member is made up of two web joints, and one end of two described web joints forms fixing angle and connects, and the described development agency of two covers, described web joint is fixed in each self-corresponding described second articulated section respectively symmetrical pivot joint.
Preferably, described second articulated section is connected to the medial surface of described web member.
Preferably, described second articulated section is connected to the lateral surface of described web member.
Preferably, one end that described web joint is connected with described second articulated section is provided with clamping groove, the cell body of the connecting link in described development agency by described clamping groove and the other end pivot joint of described web joint.
Preferably, the assembly with Y-shaped that described Y type web member is made up of three web joints, the described development agency of three covers is articulated in different web joints respectively, first that is articulated with that first set and second overlaps and second described web joint are articulated with one end of the 3rd described web joint by rotating shaft, the other end of the 3rd described web joint is provided with clamping groove, the cell body of connecting link by described clamping groove in the described development agency of the 3rd cover and the other end pivot joint of described web joint.
Preferably, one end that first described web joint and second described web joint of described Y type web member are connected with described second articulated section is provided with clamping groove, the cell body of the connecting link in described development agency by described clamping groove and the other end pivot joint of described web joint.
Preferably, the assembly with Y-shaped that described Y type web member is made up of three web joints, the described development agency of three covers is articulated in different web joints respectively, the one end being articulated with first and second the described web joint that first set and second overlaps is composed of a fixed connection and has the V-type part of 60 ° of angles, the angled end of described V-type part is connected with one end of the 3rd described web joint, the other end of the 3rd described web joint is provided with clamping groove, the cell body of connecting link by described clamping groove in the described development agency of the 3rd cover and the other end pivot joint of described web joint.
Preferably, the length of the connecting link of development agency described in first set and the described development agency of the 4th cover is equal.
Preferably, the length of the connecting link of the 3rd described development agency of cover and development agency described in other is unequal.
Beneficial effect of the present invention: 1, four overlap the connection by web member and Y type web member between development agencies, mutually provide support, a kind of rigidity of compounding machine mechanical arm and intensity are increased, and load-carrying ability improves, can by the effect of multi-direction power, and magnification ratio is large; 2, four cover development agencies run synchronous, flexible more stable; 3, range of application is more extensive.
Accompanying drawing explanation
Fig. 1 is the perspective view of one embodiment of the present of invention.
Fig. 2 be one embodiment of the present of invention face structural representation;
Fig. 3 is the schematic diagram of the section of the web member of one embodiment of the present of invention;
Fig. 4 is the schematic diagram of the section of the web member of one embodiment of the present of invention;
Fig. 5 is the structural representation of the Y type web member of one embodiment of the present of invention;
Fig. 6 is the perspective view of the Y type web member of one embodiment of the present of invention.
Wherein: fitting 1, connecting link 2, Y type web member 3, web joint 11, articulated section 22, clamping groove 111, first articulated section 21, second.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of compounding machine mechanical arm, comprises web member 1, connecting link 2 and Y type web member 3, and the pivot joint of multiple described connecting link 2 head and the tail forms one group of connecting link assembly, and this head and the tail pivot points is the second articulated section 22;
The described connecting link 2 that in two groups, position is corresponding is in the mutual pivot joint of medium position, and in the middle part of this, pivot points is the first articulated section 21 of described connecting link 2; Connecting link assembly described in two groups forms a set of development agency flexible along a direction with this, and described development agency has four covers altogether;
The wherein described development agency of three covers, the adjacent described connecting link 2 often overlapping the correspondence position of described development agency, its second articulated section is also articulated in same described Y type web member 3 simultaneously, composition Y-shaped compound scissors structure, as shown in Figure 2, described Y type web member 3 is positioned at the center of Y-shaped compound scissors structure, wherein to overlap the length of the connecting link 2 of described development agency consistent for development agency described in first set and second, development agency described in first set and the 3rd overlaps the angle and second formed between described development agency and overlaps described development agency and the 3rd to overlap the angle formed between described development agency equal,
Second articulated section 22 at the two ends, left and right of the described development agency of the 4th cover is connected to respectively by web member 1 another respective second articulated section 22 that first set and second overlaps described development agency, and described second articulated section 22 is articulated in described web member 1 respectively.
Development agency adopts fork structure pivot joint to connect by connecting link 2, the stability of fork structure when flexible is high, four cover development agencies are adopted to be combined into a compounding machine mechanical arm, the described development agency of four covers forms the composite structure with 1 triangle, axial all directions have firm gusseted, the rigidity of this compounding machine mechanical arm on multi-direction and intensity are increased, makes to bear supporting capacity and become large, magnification ratio increases, load-carrying ability increases, and the scope of application is more extensive.The described development agency telescopic direction of four covers is consistent, flexible stable, structure is simple, produces simple and easy.
Preferably, described web member 1 is formed by rotating shaft is hinged by two web joints 11, and the described development agency of two covers, described web joint 11 is fixed in each self-corresponding described second articulated section 22 respectively symmetrical pivot joint.As shown in Figure 3, by rotating shaft by hinged for web joint 11 composition, form a rotating web member 1, make compounding machine mechanical arm can realize stretching by simple articulated structure, convenient installation.
Preferably, described web member 1 is made up of two web joints 11, and one end of two described web joints 11 forms fixing angle and connects, and the described development agency of two covers, described web joint is fixed in each self-corresponding described second articulated section respectively symmetrical pivot joint.As shown in Figure 4, the fixed angle of formation is acute angle.
Preferably, described second articulated section 22 is connected to the medial surface of described web member 1.Such topology layout is when using composite structure one-piece construction, and each several part is stressed evenly reliable, more freedom and flexibility during the flexible walking of telescopic arm.
Preferably, described second articulated section 22 is connected to the lateral surface of described web member 1.As shown in Figure 4, such topology layout makes composite structure one-piece construction compacter, thus rigidity is stronger, and during use, security performance is high.
Preferably, one end that described web joint 11 is connected with described second articulated section 22 is provided with clamping groove 111, the cell body of the connecting link 2 in described development agency by described clamping groove 111 and the other end pivot joint of described web joint 11.As shown in Figure 3, one end that described web joint 11 is connected with described connecting link 2 is provided with clamping groove 111, and the connecting link 2 in described development agency is by the cell body of clamping groove 111 and the other end pivot joint of described web joint 11; When using such structural design, connecting link 2 will be inserted in the cell body of the clamping groove 111 of web joint 11 other end, together with the other end of web joint 11 being connected in series with connecting link 2 by coupling shaft (as bearing pin or its similar structures, facilitating the web member bought) again, and the two ends of coupling shaft are fixed, two long end faces of such connecting link 2 just with the interior side contacts of clamping groove 111, connecting link 2 is made to be jammed pivot joint, drastically increase the stability that connecting link 2 is connected with web member 1, ensure the Rigidity and strength of structure entirety, improve its dirigibility.
Preferably, the assembly with Y-shaped that described Y type web member 3 is made up of three web joints 11, the described development agency of three covers is articulated in different web joints 11 respectively, first that is articulated with that first set and second overlaps and second described web joint 11 are articulated with one end of the 3rd described web joint 11 by rotating shaft, the other end of the 3rd described web joint 11 is provided with clamping groove the 111, three and overlaps the cell body of connecting link by described clamping groove 111 in described development agency and the other end pivot joint of described web joint.
As shown in Figure 5, first that is articulated with that first set and second overlaps and second web joint 11 are articulated with one end of the 3rd web joint 11 by rotating shaft, form the Y type web member of an adjustable angle, make compounding machine mechanical arm can realize stretching by simple articulated structure, convenient installation.
Preferably, one end that first described web joint 11 and second described web joint 11 of described Y type web member 3 are connected with described second articulated section 22 is provided with clamping groove 111, the cell body of the connecting link in described development agency by described clamping groove 111 and the other end pivot joint of described web joint.When using such structural design, connecting link 2 will be inserted in the cell body of the clamping groove 111 of web joint 11 other end, together with the other end of web joint 11 being connected in series with connecting link 2 by coupling shaft (as bearing pin or its similar structures, facilitating the web member bought) again, and the two ends of coupling shaft are fixed, two long end faces of such connecting link 2 just with the interior side contacts of clamping groove 111, connecting link 2 is made to be jammed pivot joint, drastically increase the stability that connecting link 2 is connected with web member 1, ensure the Rigidity and strength of structure entirety, improve its dirigibility.
Preferably, the assembly with Y-shaped that described Y type web member 3 is made up of three web joints 11, the described development agency of three covers is articulated in different web joints 11 respectively, as shown in Figure 6, the one end being articulated with first and second the described web joint 11 that first set and second overlaps is composed of a fixed connection and has the V-type part of 60 ° of angles, the angled end of described V-type part is connected with one end of the 3rd described web joint 11, the other end of the 3rd described web joint 11 is provided with clamping groove 111, the cell body of connecting link by described clamping groove 111 in the described development agency of 3rd cover and the other end pivot joint of described web joint.
The angle of three web joints 11 of described Y type web member 3 immobilizes, and the structure of compounding machine mechanical arm is more stable.
Preferably, the length of the connecting link of development agency described in first set and the described development agency of the 4th cover is equal.The triangle of first set, the second cover and the 4th cover development agency composition is equilateral triangle, and interior angle is 60 °, and the Rigidity and strength of structure is more stable.
Preferably, the length of the connecting link of the 3rd described development agency of cover and development agency described in other is unequal.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (8)
1. a compounding machine mechanical arm, is characterized in that: comprise web member, connecting link and Y type web member, and the pivot joint of multiple described connecting link head and the tail forms one group of connecting link assembly, and this head and the tail pivot points is the second articulated section;
The described connecting link that in two groups, position is corresponding is in the mutual pivot joint of medium position, and in the middle part of this, pivot points is the first articulated section of described connecting link; Connecting link assembly described in two groups forms a set of development agency flexible along a direction with this, and described development agency has four covers altogether;
The wherein described development agency of three covers, the adjacent described connecting link often overlapping the correspondence position of described development agency, its second articulated section is also articulated in same described Y type web member simultaneously, composition Y-shaped compound scissors structure, described Y type web member is positioned at the center of Y-shaped compound scissors structure, wherein to overlap the length of the connecting link of described development agency consistent for development agency described in first set and second, development agency described in first set and the 3rd overlaps the angle and second formed between described development agency and overlaps described development agency and the 3rd to overlap the angle formed between described development agency equal,
Second articulated section at the two ends, left and right of the described development agency of the 4th cover is connected to respectively by web member another respective second articulated section that first set and second overlaps described development agency, and described second articulated section is articulated in described web member respectively.
2. compounding machine mechanical arm according to claim 1, is characterized in that: described web member is formed by rotating shaft is hinged by two web joints, and the described development agency of two covers, described web joint is fixed in each self-corresponding described second articulated section respectively symmetrical pivot joint.
3. compounding machine mechanical arm according to claim 1, it is characterized in that: described web member is made up of two web joints, one end of two described web joints forms fixing angle and connects, the described development agency of two covers, described web joint is fixed in each self-corresponding described second articulated section respectively symmetrical pivot joint.
4. compounding machine mechanical arm according to claim 1, it is characterized in that: the assembly with Y-shaped that described Y type web member is made up of three web joints, the described development agency of three covers is articulated in different web joints respectively, first that is articulated with that first set and second overlaps and second described web joint are articulated with one end of the 3rd described web joint by rotating shaft, the other end of the 3rd described web joint is provided with clamping groove, the cell body of connecting link by described clamping groove in the described development agency of the 3rd cover and the other end pivot joint of described web joint.
5. compounding machine mechanical arm according to claim 7, it is characterized in that: one end that first described web joint and second described web joint of described Y type web member are connected with described second articulated section is provided with clamping groove, the cell body of the connecting link in described development agency by described clamping groove and the other end pivot joint of described web joint.
6. compounding machine mechanical arm according to claim 1, it is characterized in that: the assembly with Y-shaped that described Y type web member is made up of three web joints, the described development agency of three covers is articulated in different web joints respectively, the one end being articulated with first and second the described web joint that first set and second overlaps is composed of a fixed connection and has the V-type part of 60 ° of angles, the angled end of described V-type part is connected with one end of the 3rd described web joint, the other end of the 3rd described web joint is provided with clamping groove, the cell body of connecting link by described clamping groove in the described development agency of 3rd cover and the other end pivot joint of described web joint.
7. compounding machine mechanical arm according to claim 1, is characterized in that: the length of the connecting link of the described development agency of four covers is equal.
8. compounding machine mechanical arm according to claim 1, is characterized in that: the length of the connecting link of the 3rd described development agency of cover and development agency described in other is unequal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410598611.0A CN104464833A (en) | 2014-10-29 | 2014-10-29 | Combined mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410598611.0A CN104464833A (en) | 2014-10-29 | 2014-10-29 | Combined mechanical arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104464833A true CN104464833A (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410598611.0A Pending CN104464833A (en) | 2014-10-29 | 2014-10-29 | Combined mechanical arm |
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| Country | Link |
|---|---|
| CN (1) | CN104464833A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2254176A5 (en) * | 1973-11-12 | 1975-07-04 | Bersoult Roland | Extensible spray bar for agricultural use - has nozzles on lazy-tongs system extending in two planes |
| US4718519A (en) * | 1985-10-21 | 1988-01-12 | Barker Sidney L | High lift scissor jack |
| CN1631760A (en) * | 2004-12-25 | 2005-06-29 | 倪既民 | Supporting, expanding and lifting mechanism for combined shear fork |
| CN101913544A (en) * | 2010-08-31 | 2010-12-15 | 清华大学 | Three-face over-constrained scissor-type lifting mechanism |
| WO2012045039A2 (en) * | 2010-09-30 | 2012-04-05 | Filtz Timothy J | Lighting systems and methods for installing same |
-
2014
- 2014-10-29 CN CN201410598611.0A patent/CN104464833A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2254176A5 (en) * | 1973-11-12 | 1975-07-04 | Bersoult Roland | Extensible spray bar for agricultural use - has nozzles on lazy-tongs system extending in two planes |
| US4718519A (en) * | 1985-10-21 | 1988-01-12 | Barker Sidney L | High lift scissor jack |
| CN1631760A (en) * | 2004-12-25 | 2005-06-29 | 倪既民 | Supporting, expanding and lifting mechanism for combined shear fork |
| CN101913544A (en) * | 2010-08-31 | 2010-12-15 | 清华大学 | Three-face over-constrained scissor-type lifting mechanism |
| WO2012045039A2 (en) * | 2010-09-30 | 2012-04-05 | Filtz Timothy J | Lighting systems and methods for installing same |
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Application publication date: 20150325 |
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