CN213475239U - Control device for crane mechanical arm - Google Patents
Control device for crane mechanical arm Download PDFInfo
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- CN213475239U CN213475239U CN202022231968.9U CN202022231968U CN213475239U CN 213475239 U CN213475239 U CN 213475239U CN 202022231968 U CN202022231968 U CN 202022231968U CN 213475239 U CN213475239 U CN 213475239U
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- support frame
- arm
- control apparatus
- arm control
- rods
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Abstract
The utility model discloses a hoist arm controlling means, concretely relates to arm control technical field, the loach carrying platform comprises a supporting fram, support frame lower part fixed connection has the power motor, the power motor output has fixed the double-connecting rod that has cup jointed through the connecting axle, the support frame antetheca has the slide rail with the equal fixed mounting of back wall, the spout has all been seted up in the slide rail, the cutting ferrule of sliding clamping in the spout has all been cup jointed to double-connecting rod bottom outer wall. The utility model discloses a chain drive and the folding cooperation of connecting rod, compared with the prior art, make the arm can keep steady in the removal process, its flexible weak point consuming time, work efficiency is high, and the arm can vertically be folded, and area is little, and the surface is level and smooth, makes the arm atress even, and hoist and mount work efficiency is high.
Description
Technical Field
The embodiment of the utility model provides a relate to mechanical arm control technical field, concretely relates to hoist arm controlling means.
Background
The multi-purpose flexible arm of most hoisting machinery increases and gets the thing radius and transfer the heavy object, current multi-purpose hoist engine of hoisting machinery and wire rope are as the control power of stretching out and retracting back of controlling every section of arm, and wire rope has certain flexibility, lead to easily by the pipe die of hoist and mount to rock in the air, so after the handling pipe die arrives the destination top, still need the loop wheel machine hand to wait for just can put down the pipe die after wire rope is steady, the process of waiting is consuming time longer, influence work efficiency, and the pipe die is nested layer upon layer, not only area is big, and the arm stretches out the back, the surface is unsmooth, easily make the arm atress uneven, influence the going on of hoist and mount work.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a control device for a crane mechanical arm, which is matched with a connecting rod through chain transmission and folding, so that the mechanical arm can keep stable in the moving process, the telescopic time consumption is short, the working efficiency is high, the mechanical arm can be folded longitudinally, the occupied area is small, the surface is smooth, the mechanical arm is uniformly stressed, the hoisting working efficiency is high, the problems that in the prior art, a hoisting machine is used as a control power for controlling the extension and retraction of each section of the mechanical arm, a steel wire rope has certain flexibility, a hoisted pipe die is easy to shake in the air, a hoisting machine hand is required to put down the pipe die after the hoisting pipe die reaches the upper part of a destination and waits for the steel wire rope to be stable, the waiting process consumes a long time, the working efficiency is influenced, the pipe die is nested layer by layer, not only the occupied area is large, but also after the mechanical arm extends out, uneven surface, uneven stress of the mechanical arm and influence on the hoisting operation.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a control device of a crane mechanical arm comprises a support frame, wherein the lower part of the support frame is fixedly connected with a power motor, the output end of the power motor is fixedly sleeved with a double connecting rod through a connecting shaft, the front wall and the rear wall of the supporting frame are both fixedly provided with a sliding rail, the slide rails are all provided with a slide groove, the outer walls of the bottoms of the double connecting rods are fixedly sleeved with a clamping sleeve which is in sliding clamping connection in the slide groove, the left end of the double connecting rods is rotationally clamped with parallel rods through connecting shafts, folding plates are rotationally clamped between the connecting shafts, two gears are rotationally clamped between the supporting frames through a rotating shaft, the outer walls of the two gears are respectively engaged and connected with a chain with the left lower end rotationally sleeved on the left outer wall and the right outer wall of the left end connecting shaft, the lower right end of the chain is fixedly connected with a gravity block, the lower portion of the support frame is connected with a spreading drum in a rotating and clamping mode through a spreading shaft, and the left corner of the parallel rod at the left end is fixedly provided with an installation block fixedly connected with the output end of the spreading drum.
Furthermore, the left view of the support frame is in a rectangular frame shape with unsealed bottom.
Furthermore, the double connecting rods are formed by rotationally clamping two supporting rods.
Furthermore, the parallel rod is formed by connecting four support rods in a rotating and clamping mode end to form a parallelogram.
Furthermore, the connecting shaft is rotationally clamped between the front and rear parallel rods and the double connecting rods.
Furthermore, the folding plate is formed by rotating and clamping three plates.
Further, the chain and the gear are both made of stainless steel alloy.
Further, the spreading reel is woven by copper wires.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a chain drive and the folding cooperation of connecting rod, compared with the prior art, make the arm can keep steady in the removal process, its flexible weak point consuming time, work efficiency is high, and the arm can vertically be folded, and area is little, and the surface is level and smooth, makes the arm atress even, and hoist and mount work efficiency is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention with two connecting rods engaged with parallel rods;
FIG. 3 is a schematic view of the structure of the present invention showing the cooperation of the dual connecting rods and the power motor;
FIG. 4 is a sectional view of the upper structure of the support frame of the present invention;
fig. 5 is a schematic view of the spreading roll structure of the present invention.
In the figure: 1. a support frame; 2. a power motor; 3. a connecting shaft; 4. a double link; 5. a slide rail; 6. a chute; 7. a card sleeve; 8. a parallel bar; 9. folding the board; 10. a rotating shaft; 11. a gear; 12. a chain; 13. a gravity block; 14. a stretching shaft; 15. a spreading drum; 16. and (7) installing the block.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawings 1-5 in the specification, the crane manipulator control device of the embodiment comprises a support frame 1, a power motor 2 is fixedly connected to the lower portion of the support frame 1, the output end of the power motor 2 is fixedly sleeved with a double connecting rod 4 through a connecting shaft 3, slide rails 5 are fixedly mounted on the front wall and the rear wall of the support frame 1, slide grooves 6 are formed in the slide rails 5, clamping sleeves 7 which are slidably clamped in the slide grooves 6 are fixedly sleeved on the outer walls of the bottoms of the double connecting rods 4, a parallel rod 8 is rotatably clamped at the left end of the double connecting rod 4 through the connecting shaft 3, folding plates 9 are rotatably clamped between the connecting shafts 3, two gears 11 are rotatably clamped between the support frame 1 through a rotating shaft 10, the outer walls of the two gears 11 are respectively engaged with chains 12 of which the left lower ends are rotatably sleeved on the left and right outer walls of the left connecting shaft 3, gravity blocks 13 are fixedly, the lower part of the support frame 1 is rotationally clamped with a spreading reel 15 through a spreading shaft 14, and the left corner of the parallel rod 8 at the left end is fixed with a mounting block 16 fixedly connected with the output end of the spreading reel 15.
Further, the left view of the support frame 1 is in a rectangular frame shape with unsealed bottom, and mounting points are provided for the rotating shaft 10 and the unfolding shaft 14.
Furthermore, the double-connecting-rod 4 is formed by rotating and clamping two supporting rods, so that the rotation of the output end of the power motor 2 can drive the angle between the two supporting rods to be continuously reduced from large to small and then reduced to large, and power is provided for the transmission of the parallel rods 8.
Further, the parallel rod 8 is formed by four support rods which are rotationally clamped end to form a parallelogram, so that when the angle between the double connecting rods 4 is reduced, the angle of the parallel rod 8 in the vertical direction is also reduced, and the mechanical arm retracts.
Further, the connecting shaft 3 is rotatably clamped between the front and rear parallel rods 8 and the double connecting rods 4, and a mounting point is provided for the folding plate 9.
Furthermore, the folding plate 9 is formed by rotating and clamping three plates and is smoother than the telescopic cylinder.
Further, the chain 12 and the gear 11 are both made of stainless steel alloy, and the chain 12 and the gear 11 are more stable than the transmission of a steel wire rope.
Further, the spreading winding drum 15 is formed by weaving copper wires, and the spreading shaft 14 is an output shaft of the winch, so that the spreading winding drum 15 can stably bear the load.
The implementation scenario is specifically as follows: the output end of the power motor 2 rotates to drive the angle between the two supporting rods to be continuously reduced from large to small and then from small to large, the clamping sleeve 7 is connected in the sliding groove 6 in a sliding way to provide power for the transmission of the parallel rod 8, when the angle between the double connecting rods 4 is reduced, the angle of the vertical direction of the parallel rod 8 is simultaneously reduced, the mechanical arm retracts, the quantity of the extended parallel rod 8 is large, the spreading reel 15 is pulled out, the spreading reel 15 can stably bear the weight, when the mechanical arm retracts, under the gravity action of the gravity block 13, the chain 12 is meshed with the gear 11 for transmission, the transmission of the mechanical arm is more stable, the implementation mode specifically solves the problems that in the prior art, as the multi-purpose hoisting machine of the hoisting machinery and the steel wire rope are used as control power for controlling the extension and retraction of each section of the mechanical arm, and the steel wire rope has certain flexibility and is easy to cause a hoisted pipe die to shake in, still need the loop wheel machine hand to wait for just can put down the pipe die after wire rope is steady, the process of waiting is consuming time longer, influences work efficiency, and the pipe die is nested layer upon layer, and not only area is big, and the arm stretches out the back, and the surface is unsmooth, easily makes the arm atress uneven, influences the problem of going on of hoist and mount work.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A control device for a crane mechanical arm comprises a support frame (1), and is characterized in that: the support frame (1) lower part fixed connection has power motor (2), power motor (2) output has fixed cup joint two connecting rods (4) through connecting axle (3), support frame (1) antetheca and back wall equal fixed mounting have slide rail (5), spout (6) have all been seted up in slide rail (5), the cutting ferrule (7) of slide joint in spout (6) has all been fixed to two connecting rod (4) bottom outer wall has cup jointed fixedly, two connecting rod (4) left end rotates the joint through connecting axle (3) and has parallel pole (8), all rotate the joint between connecting axle (3) and have folded sheet (9), it has two gears (11) to rotate the joint through pivot (10) between support frame (1), two gear (11) outer wall all meshes and is connected with left lower extreme and rotates chain (12) of cup jointing outer wall about left-hand member connecting axle (3), the equal fixedly connected with gravity piece (13) of chain (12) right side lower extreme, rotate the joint through stretching axle (14) between support frame (1) lower part and have and spread reel (15), the left end parallel bar (8) left corner all is fixed with between and spreads reel (15) output end fixed connection's installation piece (16).
2. A crane arm control apparatus according to claim 1, wherein: the left view of the support frame (1) is in a rectangular frame shape with unsealed bottom.
3. A crane arm control apparatus according to claim 1, wherein: the double connecting rods (4) are formed by rotationally clamping two supporting rods.
4. A crane arm control apparatus according to claim 1, wherein: the parallel rod (8) is formed by connecting four support rods in a rotating and clamping way end to form a parallelogram.
5. A crane arm control apparatus according to claim 1, wherein: the connecting shaft (3) is rotationally clamped between the front and rear parallel rods (8) and the double connecting rods (4).
6. A crane arm control apparatus according to claim 1, wherein: the folding plate (9) is formed by rotationally clamping three plates.
7. A crane arm control apparatus according to claim 1, wherein: the chain (12) and the gear (11) are both made of stainless steel alloy.
8. A crane arm control apparatus according to claim 1, wherein: the spreading reel (15) is woven by copper wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022231968.9U CN213475239U (en) | 2020-10-09 | 2020-10-09 | Control device for crane mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022231968.9U CN213475239U (en) | 2020-10-09 | 2020-10-09 | Control device for crane mechanical arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213475239U true CN213475239U (en) | 2021-06-18 |
Family
ID=76366171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022231968.9U Active CN213475239U (en) | 2020-10-09 | 2020-10-09 | Control device for crane mechanical arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213475239U (en) |
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2020
- 2020-10-09 CN CN202022231968.9U patent/CN213475239U/en active Active
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