CN213505691U - Cantilever crane device of folding arm - Google Patents

Cantilever crane device of folding arm Download PDF

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Publication number
CN213505691U
CN213505691U CN202022164283.7U CN202022164283U CN213505691U CN 213505691 U CN213505691 U CN 213505691U CN 202022164283 U CN202022164283 U CN 202022164283U CN 213505691 U CN213505691 U CN 213505691U
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CN
China
Prior art keywords
arm
brake
fixedly connected
rotary joint
block
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CN202022164283.7U
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Chinese (zh)
Inventor
张亮
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Hefei Zhongli Automation Equipment Co ltd
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Hefei Zhongli Automation Equipment Co ltd
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Abstract

The utility model discloses a cantilever crane of folding arm puts, which comprises a column, the first rotary joint of top fixedly connected with of stand, first rotary joint's upper end is rotated and is connected with first arm, the one end fixedly connected with second rotary joint of keeping away from the stand of first arm, second rotary joint's bottom is rotated and is connected with the second arm, second rotary joint's one end bottom fixed mounting is kept away from to the second arm has pneumatic block. The utility model realizes the lifting operation to different positions through the rotation of the first arm and the second arm and the rotation between the first arm and the upright post, improves the operation range and is convenient to operate; the stability in the handling process is improved.

Description

Cantilever crane device of folding arm
The technical field is as follows:
the utility model relates to a cantilever crane technical field especially relates to a cantilever crane of folding arm is put.
Background art:
the cantilever crane belongs to an industrial part and belongs to a light working strength crane; the cantilever crane is a new generation of light hoisting equipment manufactured for adapting to modern production, is particularly suitable for short-distance, frequent use and intensive hoisting operation by matching with a loop chain electric hoist, and has the characteristics of high efficiency, energy conservation, trouble saving, small occupied area, easy operation and maintenance and the like; the lifting device consists of an upright post, a rotary arm rotation driving device and an electric hoist, and has the advantages of light dead weight, large span, large lifting capacity, economy and durability.
The existing cantilever crane equipment generally sets the electric hoist on the cantilever I-shaped steel to perform left and right linear operation to realize linear movement, the electric hoist of the cantilever crane travels linearly, the hoisting range is limited, and the workshop production requirement cannot be met.
The utility model has the following contents:
the utility model aims at solving the technical problem and providing a cantilever crane device of folding arm.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
the utility model provides a cantilever crane of folding arm is put, includes the stand, the first rotary joint of top fixedly connected with of stand, the upper end of first rotary joint is rotated and is connected with first arm, the one end fixedly connected with second rotary joint of keeping away from the stand of first arm, the bottom of second rotary joint is rotated and is connected with the second arm, the one end bottom fixed mounting that the second rotary joint was kept away from to the second arm has pneumatic block.
Further, a first brake disc is fixedly connected to the first rotary joint, a pneumatic brake is fixedly connected to the first arm, and the pneumatic brake on the first arm is used for tightly holding the first brake disc so as to lock the first arm; fixedly connected with second brake disc on the second rotary joint, fixedly connected with pneumatic brake on the second arm, thereby pneumatic brake on the second arm is used for locking the second arm with the second brake disc cohesion.
Furthermore, the pneumatic brake comprises a first fixing plate, the first fixing plate is used for being fixedly connected to the first arm or the second arm, and a brake cylinder is fixedly mounted on the first fixing plate; one side fixedly connected with L type fixed block of first fixed plate, the tip of L type fixed block extends to one side and the first brake block of fixedly connected with of keeping away from brake cylinder of first brake disc or second brake disc, the both sides of L type fixed block are rotated and are connected with the turning block, fixedly connected with connecting block between the turning block, brake cylinder's piston rod passes first fixed plate butt on the connecting block, the middle part of turning block is rotated and is connected with the compact heap, the compact heap is located between brake cylinder's piston rod and the L type fixed block, the one end fixedly connected with second brake block of keeping away from brake cylinder of compact heap, second brake block is towards first brake disc or second brake disc, the second brake block sets up with first brake block relatively. And after the piston rod of the driving cylinder extends out, the piston rod is used for ejecting the second brake pad towards the first brake pad and clamping the first brake disc or the second brake disc with the first brake pad for braking.
Further, the bottom of the upright post is fixedly connected with a first mounting plate, and the area of the plate surface of the first mounting plate is larger than the area of the section of the upright post; the utility model discloses a mounting structure, including first mounting panel and stand, one side fixed connection of first strengthening rib is on the lateral wall of stand, the first strengthening rib of fixedly connected with between first mounting panel and the stand, one side fixed connection of first strengthening rib is on first mounting panel, first mounting panel is used for fixed connection on the installation base face.
Furthermore, stand, first arm, second arm are hollow structure, and all seted up the through wires hole on the lateral wall of stand, first arm, second arm. Therefore, the trachea used by the equipment enters the upright post, the first arm and the second arm from the threading hole to be wired.
The working principle is as follows: first arm and first rotary joint rotate to be connected, the second arm rotates with the second rotary joint to be connected, the pneumatic hoist that is located the second arm tip can move to the optional position of within range through the rotation between first arm and the second arm, it is fixed to brake between the joint through pneumatic brake, thereby keep stable in structure, again through operating pneumatic hoist, make pneumatic hoist's sprocket will lift by crane the chain and put down, make the couple of chain tip reduce to near required handling work piece, then carry out the handling to the work piece.
The utility model provides a pair of cantilever crane of folding arm is put has following beneficial effect: the utility model discloses a rotate the connection with the second arm and fold to make pneumatic block need not to walk along the arm, rotate through first arm and second arm and rotate between first arm and the stand realize lifting by crane the operation to different positions, improved the operating range, and convenient operation; the cantilever crane device adopts the gas circuit for driving and braking, so that the use safety is improved; the structure adopts a pneumatic brake to lock and fix the rotating position of the joint, thereby improving the stability in the hoisting process; the bottom of stand sets up great first mounting panel, through the great first mounting panel of area and ground contact, reduces the stress concentration between structure and the ground, improves the stability of structure.
Description of the drawings:
the following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings:
fig. 1 is a schematic view of a cantilever crane apparatus of a folding arm according to the present invention;
fig. 2 is a schematic diagram of a structure of a pneumatic brake for a cantilever crane of a folding arm according to the present invention;
fig. 3 is a schematic view of the usage state of the present invention.
The reference numbers in the figures illustrate: 1. a column; 11. a first mounting plate; 12. a first reinforcing rib; 2. a first rotary joint; 21. a first brake disc; 3. a first arm; 4. a second rotary joint; 41. a second brake disc; 5. a second arm; 51. threading holes; 6. a pneumatic hoist; 7. pneumatic braking; 71. a first fixing plate; 72. a brake cylinder; 73. an L-shaped fixed block; 74. a first brake pad; 75. rotating the block; 76. connecting blocks; 77. a compression block; 78. and a second brake pad.
The specific implementation mode is as follows:
it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up-down-left-right-front-back … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawings) -motion situation, etc., and if the specific posture is changed, the directional indicator is changed accordingly, and the connection may be a direct connection or an indirect connection.
As shown in fig. 1-2, a cantilever crane device with a folding arm comprises a stand column 1, a first rotary joint 2 is fixedly connected to the top of the stand column 1, a first arm 3 is rotatably connected to the upper end of the first rotary joint 2, a second rotary joint 4 is fixedly connected to one end, far away from the stand column 1, of the first arm 3, a second arm 5 is rotatably connected to the bottom of the second rotary joint 4, and a pneumatic hoist 6 is fixedly mounted at the bottom of one end, far away from the second rotary joint 4, of the second arm 5.
Specifically, a first brake disc 21 is fixedly connected to the first rotary joint 2, a pneumatic brake 7 is fixedly connected to the first arm 3, and the pneumatic brake 7 on the first arm 3 is used for tightly holding the first brake disc 21 so as to lock the first arm 3; fixedly connected with second brake disc 41 on the second rotary joint 4, fixedly connected with pneumatic brake 7 on the second arm 5, thereby pneumatic brake 7 on the second arm 5 is used for locking second brake disc 41 tightly to second arm 5.
Specifically, the pneumatic brake 7 comprises a first fixing plate 71, the first fixing plate 71 is used for being fixedly connected to the first arm 3 or the second arm 5, and a brake cylinder 72 is fixedly mounted on the first fixing plate 71; one side of the first fixing plate 71 is fixedly connected with an L-shaped fixing block 73, the end of the L-shaped fixing block 73 extends to one side of the first brake disc 21 or the second brake disc 41 far away from the brake cylinder 72 and is fixedly connected with a first brake pad 74, the two sides of the L-shaped fixed block 73 are rotatably connected with rotating blocks 75, a connecting block 76 is fixedly connected between the rotating blocks 75, the piston rod of the brake cylinder 72 passes through the first fixing plate 71 and abuts on the connecting block 76, the middle part of the rotating block 75 is rotatably connected with a pressing block 77, the pressing block 77 is positioned between the piston rod of the brake cylinder 72 and the L-shaped fixed block 73, one end of the pressing block 77 far away from the brake cylinder 72 is fixedly connected with a second brake pad 78, the second brake pad 78 faces the first brake disc 21 or the second brake disc 41, and the second brake pad 78 is arranged opposite to the first brake pad 74. After the piston rod of the driving cylinder extends out, the piston rod is used for ejecting the second brake pad 78 out towards the first brake pad 74 and clamping the first brake disc 21 or the second brake disc 41 with the first brake pad 74 for braking.
Specifically, the bottom of the upright post 1 is fixedly connected with a first mounting plate 11, and the area of the plate surface of the first mounting plate 11 is larger than the area of the section of the upright post 1; first strengthening rib 12 of fixedly connected with between first mounting panel 11 and the stand 1, one side fixed connection of first strengthening rib 12 is on the lateral wall of stand 1, one side fixed connection of first strengthening rib 12 is on first mounting panel 11, first mounting panel 11 is used for fixed connection on the installation base face.
Specifically, stand 1, first arm 3, second arm 5 are hollow structure, and all seted up through wires hole 51 on the lateral wall of stand 1, first arm 3, second arm 5. So that the trachea used by the equipment enters the upright post 1, the first arm 3 and the second arm 5 from the threading hole 51 for routing.
By adopting the technical scheme, as shown in fig. 1-3, the first arm 3 is rotatably connected with the first rotary joint 2, the second arm 5 is rotatably connected with the second rotary joint 4, the pneumatic hoist 6 positioned at the end part of the second arm 5 can move to any position in a range through rotation between the first arm 3 and the second arm 5, the joints are braked and fixed through the pneumatic brake 7, so that the structure is kept stable, and then the pneumatic hoist 6 is operated, so that the chain wheel of the pneumatic hoist 6 puts down the hoisting chain, the hook at the end part of the chain is reduced to be close to a workpiece to be hoisted, and then the workpiece is hoisted.
The foregoing shows and describes the general principles, essential features, and features of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description of the above embodiments and the description is only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are all within the scope of the present invention as claimed. The scope of the invention is to be protected by the following claims and their equivalents.

Claims (5)

1. The utility model provides a cantilever crane device of folding arm which characterized in that: including stand (1), the first rotary joint (2) of top fixedly connected with of stand (1), the upper end of first rotary joint (2) is rotated and is connected with first arm (3), the one end fixedly connected with second rotary joint (4) of keeping away from stand (1) of first arm (3), the bottom of second rotary joint (4) is rotated and is connected with second arm (5), the one end bottom fixed mounting that second rotary joint (4) was kept away from in second arm (5) has pneumatic calabash (6).
2. The cantilever crane assembly of claim 1, wherein: a first brake disc (21) is fixedly connected to the first rotary joint (2), a pneumatic brake (7) is fixedly connected to the first arm (3), and the pneumatic brake (7) on the first arm (3) is used for tightly holding the first brake disc (21) so as to lock the first arm (3); fixedly connected with second brake disc (41) on second rotary joint (4), fixedly connected with pneumatic brake (7) on second arm (5), thereby pneumatic brake (7) on second arm (5) are used for holding second brake disc (41) tightly and lock second arm (5).
3. The cantilever crane assembly of claim 2, wherein: the pneumatic brake (7) comprises a first fixing plate (71), the first fixing plate (71) is used for being fixedly connected to the first arm (3) or the second arm (5), and a brake cylinder (72) is fixedly mounted on the first fixing plate (71); one side of the first fixing plate (71) is fixedly connected with an L-shaped fixing block (73), the end part of the L-shaped fixing block (73) extends to one side of a first brake disc (21) or a second brake disc (41) far away from a brake cylinder (72) and is fixedly connected with a first brake pad (74), two sides of the L-shaped fixing block (73) are rotatably connected with rotating blocks (75), a connecting block (76) is fixedly connected between the rotating blocks (75), a piston rod of the brake cylinder (72) penetrates through the first fixing plate (71) and abuts against the connecting block (76), the middle part of the rotating block (75) is rotatably connected with a pressing block (77), the pressing block (77) is located between the piston rod of the brake cylinder (72) and the L-shaped fixing block (73), and one end of the pressing block (77) far away from the brake cylinder (72) is fixedly connected with a second brake pad (78), the second brake block (78) faces the first brake disc (21) or the second brake disc (41), and the second brake block (78) is arranged opposite to the first brake block (74).
4. The cantilever crane assembly of claim 1, wherein: the bottom of the upright post (1) is fixedly connected with a first mounting plate (11), and the area of the plate surface of the first mounting plate (11) is larger than the area of the section of the upright post (1); the utility model discloses a mounting structure, including first mounting panel (11) and stand (1), the first strengthening rib (12) of fixedly connected with between first mounting panel (11) and stand (1), one side fixed connection of first strengthening rib (12) is on the lateral wall of stand (1), one side fixed connection of first strengthening rib (12) is on first mounting panel (11), first mounting panel (11) are used for fixed connection on the installation base face.
5. The cantilever crane assembly of claim 1, wherein: the upright post (1), the first arm (3) and the second arm (5) are of hollow structures, and threading holes (51) are formed in the side walls of the upright post (1), the first arm (3) and the second arm (5).
CN202022164283.7U 2020-09-28 2020-09-28 Cantilever crane device of folding arm Active CN213505691U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022164283.7U CN213505691U (en) 2020-09-28 2020-09-28 Cantilever crane device of folding arm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022164283.7U CN213505691U (en) 2020-09-28 2020-09-28 Cantilever crane device of folding arm

Publications (1)

Publication Number Publication Date
CN213505691U true CN213505691U (en) 2021-06-22

Family

ID=76463539

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022164283.7U Active CN213505691U (en) 2020-09-28 2020-09-28 Cantilever crane device of folding arm

Country Status (1)

Country Link
CN (1) CN213505691U (en)

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