CN212425237U

CN212425237U - Inclined lifting arm device of gantry crane

Info

Publication number: CN212425237U
Application number: CN202020868945.6U
Authority: CN
Inventors: 邱海波
Original assignee: Zhejiang Kunbo Environmental Protection Technology Co ltd
Current assignee: Zhejiang Kunbo Environmental Protection Technology Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-01-29
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a gantry crane slope lifting arm device, including the main arm body, the right side of main arm body has the grab arm body through round pin axle swing joint, the top fixedly connected with connection frame of main arm body, the top fixedly connected with of main arm body is located the positive transmission motor of connection frame, transmission motor's output fixedly connected with transfer line, transmission motor's one end is kept away from to the transfer line runs through the connection frame and passes through bearing swing joint with the connection frame, the fixed surface of transfer line is connected with the winding wheel that is located the connection frame inside, the surface of winding wheel is provided with the steel cable, the right side fixedly connected with connecting block of grab arm body. The utility model provides a current portal crane lifting arm do not possess the function of slope, and production article are carrying out the electroplating treatment back, and the product is inside can contain and take a large amount of liquid, and the lifting arm can't empty the inside liquid of product, causes the extravagant problem of a large amount of plating solutions.

Description

Inclined lifting arm device of gantry crane

Technical Field

The utility model relates to a lifting arm technical field specifically is gantry crane slope lifting arm device.

Background

The portal crane is a kind of deformation of bridge crane, and is also called as portal crane, mainly used for the loading and unloading operation of outdoor goods yard, stock yard goods, bulk cargo, its metal structure looks like portal frame, bears and installs two stabilizer blades under the girder, can directly walk on the track on ground, the girder both ends can have overhanging cantilever beam, portal crane has the characteristics such as the field utilization rate is high, the working range is big, the adaptation is wide, the commonality is strong, obtains wide use in the port goods yard.

Part portal crane can install and transport great object in the mill, but current portal crane lifting arm does not have the function of slope, and the production article is carrying out electroplating treatment back, and the product is inside can contain and take a large amount of liquid, and the lifting arm can't be emptyd the inside liquid of product, causes the waste of a large amount of plating solutions.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a gantry crane slope lifting arm device possesses the tilting, avoids advantages such as plating solution waste, has solved current gantry crane lifting arm and has not possessed the function of slope, and the production article are carrying out the electroplating treatment back, and the product is inside can contain and take a large amount of liquid, and the lifting arm can't empty the inside liquid of product, causes the extravagant problem of a large amount of plating solutions.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: the gantry crane inclined lifting arm device comprises a main arm body, wherein a grabbing arm body is movably connected to the right side of the main arm body through a pin shaft, a connecting frame is fixedly connected to the top of the main arm body, a transmission motor is fixedly connected to the top of the main arm body and located on the front side of the connecting frame, a transmission rod is fixedly connected to the output end of the transmission motor, one end, far away from the transmission motor, of the transmission rod penetrates through the connecting frame and is movably connected with the connecting frame through a bearing, a winding wheel is fixedly connected to the surface of the transmission rod and located inside the connecting frame, a steel cable is arranged on the surface of the winding wheel, a connecting block is fixedly connected to the right side of the grabbing arm body, and one end, far.

Preferably, the right side of the grabbing arm body is fixedly connected with a support frame located at the top of the connecting block, and one side, far away from the grabbing arm body, of the support frame is in contact with the surface of the steel cable.

Preferably, the inner wall of the support frame is sleeved with a pressurizing sleeve, the pressurizing sleeve is movably connected with the support frame, the outer surface of the pressurizing sleeve is in contact with the surface of the steel cable, and the pressurizing sleeve is made of rubber.

Preferably, the top of the support frame is fixedly connected with a protective pad, and the protective pad is made of damping materials.

Preferably, the surface of the transmission rod is fixedly connected with a gear positioned on the back of the winding wheel, the inside of the connecting frame is movably connected with a screw rod positioned on the right side of the winding wheel through a bearing, the surface of the screw rod is fixedly connected with a driven wheel meshed with the gear, and the surface of the screw rod is in threaded connection with a threaded sleeve sleeved on the surface of the steel cable.

Preferably, the inside fixedly connected with of connection frame is located the limiting plate at swivel nut top, the top fixedly connected with of swivel nut is located the inside gag lever post of limiting plate, gag lever post and limiting plate sliding connection.

(III) advantageous effects

Compared with the prior art, the utility model provides a gantry crane slope lifting arm device possesses following beneficial effect:

1. this gantry crane slope lifting arm device, it is rotatory to drive the winding wheel through driving motor and transfer line, the winding wheel encircles the steel cable on its surface, the steel cable pulls the grab arm body through the connecting block, make the grab arm body use the round pin axle on main arm body right side as axle center counter-clockwise turning, when the steel cable rolling is to the maximum stroke, main arm body and the contained angle between the grab arm body accomplish the maximize extension, thereby reach the effect of empting the inside liquid of product and getting rid of, the function that current gantry crane lifting arm does not possess the slope has been solved, the production article is carrying out the electroplating process after, the inside a large amount of liquid that can contain of product, the lifting arm can't empty the inside liquid of product, cause the extravagant problem of a large amount.

2. This gantry crane slope lifting arm device, through setting up the support frame, can play the effect of support to the steel cable, avoid steel cable and grab arm body contact, can improve the pulling effect of steel cable, through setting up the pressure sleeve, can reduce the friction of steel cable and support frame, can improve the life of steel cable, through setting up the protection pad, produce wearing and tearing when can avoiding support frame and carriage contact, impact force when can reducing the support frame and remove, through setting up the gear, the screw rod, from driving wheel and swivel nut, can play towed effect to the steel cable, avoid the steel cable to fold each other, through setting up limiting plate and gag lever post, can play the effect of direction to the swivel nut, it is rotatory to avoid the swivel nut to follow the screw rod in the removal process, can improve the stability of swivel nut.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the front view structure of the present invention;

FIG. 3 is a schematic right sectional view of the local structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: the main arm comprises a main arm body 1, a grabbing arm body 2, a connecting frame 3, a transmission motor 4, a transmission rod 5, a winding wheel 6, a steel cable 7, a connecting block 8, a supporting frame 9, a pressurizing sleeve 10, a protective pad 11, a gear 12, a screw rod 13, a driven wheel 14, a threaded sleeve 15, a limiting plate 16 and a limiting rod 17.

Detailed Description

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the gantry crane inclined boom device comprises a main arm body 1, a grab arm body 2 is movably connected to the right side of the main arm body 1 through a pin shaft, a connection frame 3 is fixedly connected to the top of the main arm body 1, a transmission motor 4 positioned on the front side of the connection frame 3 is fixedly connected to the top of the main arm body 1, a transmission rod 5 is fixedly connected to the output end of the transmission motor 4, one end of the transmission rod 5 far away from the transmission motor 4 penetrates through the connection frame 3 and is movably connected with the connection frame 3 through a bearing, a winding wheel 6 positioned inside the connection frame 3 is fixedly connected to the surface of the transmission rod 5, a steel cable 7 is arranged on the surface of the winding wheel 6, a gear 12 positioned on the back side of the winding wheel 6 is fixedly connected to the surface of the transmission rod 5, a screw 13 positioned on the right side of the winding wheel 6 is movably connected to, the surface of the screw 13 is in threaded connection with a threaded sleeve 15 sleeved on the surface of the steel cable 7, the steel cable 7 can be prevented from being overlapped by arranging a gear 12, the screw 13, a driven wheel 14 and the threaded sleeve 15, the connecting frame 3 is internally and fixedly connected with a limiting plate 16 positioned at the top of the threaded sleeve 15, the top of the threaded sleeve 15 is fixedly connected with a limiting rod 17 positioned inside the limiting plate 16, the limiting rod 17 is in sliding connection with the limiting plate 16, the threaded sleeve 15 can be prevented from being guided by arranging the limiting plate 16 and the limiting rod 17, the threaded sleeve 15 is prevented from rotating along with the screw 13 in the moving process, the stability of the threaded sleeve 15 can be improved, the connecting block 8 is fixedly connected to the right side of the grabbing arm body 2, one end of the steel cable 7 far away from the winding wheel 6 is fixedly connected to the surface of the connecting block 8, and the supporting frame 9 positioned at the top of the connecting block 8 is, one side that the grapple arm body 2 was kept away from to support frame 9 and the surface contact of steel cable 7, through setting up support frame 9, can play the effect of support to steel cable 7, avoid steel cable 7 and grapple arm body 2 contact, can improve the traction effect of steel cable 7, the inner wall cover of support frame 9 is equipped with pressurization cover 10, pressurization cover 10 and support frame 9 swing joint, the surface of pressurization cover 10 and the surface contact of steel cable 7, the material of pressurization cover 10 is rubber, through setting up pressurization cover 10, can reduce the friction of steel cable 7 and support frame 9, can improve the life of steel cable 7, the top fixedly connected with of support frame 9 fills up 11, the material of protection pad 11 is the damping, through setting up protection pad 11, produce wearing and tearing when can avoiding support frame 9 and connection frame 3 to contact, impact force when can reducing support frame 9 and remove.

When the device is used, a user takes out a product soaked in electroplating solution through the grabbing arm body 2, then the transmission motor 4 is started, the transmission motor 4 drives the winding wheel 6 to rotate through the transmission rod 5, the steel cable 7 is wound on the surface of the steel cable 6, the steel cable 7 pulls the grabbing arm body 2 through the connecting block 8, so that the grabbing arm body 2 rotates anticlockwise by taking a pin shaft on the right side of the main arm body 1 as an axis, when the protection pad 11 on the left side of the supporting frame 9 is contacted with the right side of the connecting frame 3, the included angle between the main arm body 1 and the grabbing arm body 2 is maximally expanded, the effect of removing liquid in the product by dumping is achieved, when the transmission rod 5 rotates, the gear 12 drives the driven wheel 14 to rotate, the driven wheel 14 rotates to enable the threaded sleeve 15 to slowly move through the guide of the limiting rod 17, the steel cable 7 is pulled through the threaded sleeve 15, and, the mutual overlapping abrasion of the steel cables 7 is avoided.

To sum up, this gantry crane slope lift arm device drives winding wheel 6 through driving motor 4 and transfer line 5 and rotates, winding wheel 6 encircles steel cable 7 on its surface, steel cable 7 pulls grabbing arm body 2 through connecting block 8, make grabbing arm body 2 use the round pin axle on main arm body 1 right side as axle center anticlockwise rotation, when steel cable 7 rolling to the maximum stroke, the maximize extension is accomplished to the contained angle between main arm body 1 and the grabbing arm body 2, thereby reach the effect of empting the inside liquid of product and getting rid of, the function that current gantry crane lift arm does not possess the slope has been solved, produce the article and after carrying out electroplating treatment, the inside can contain a large amount of liquid of product, the lift arm can't empty the inside liquid of product, cause the extravagant problem of a large amount of plating solution.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Gantry crane slope lift arm device, including main arm body (1), its characterized in that: the right side of the main arm body (1) is movably connected with a grabbing arm body (2) through a pin shaft, the top of the main arm body (1) is fixedly connected with a connecting frame (3), the top of the main arm body (1) is fixedly connected with a transmission motor (4) positioned on the front surface of the connecting frame (3), the output end of the transmission motor (4) is fixedly connected with a transmission rod (5), one end of the transmission rod (5) far away from the transmission motor (4) penetrates through the connecting frame (3) and is movably connected with the connecting frame (3) through a bearing, the surface of the transmission rod (5) is fixedly connected with a winding wheel (6) positioned in the connecting frame (3), a steel cable (7) is arranged on the surface of the winding wheel (6), a connecting block (8) is fixedly connected to the right side of the grabbing arm body (2), one end of the steel cable (7) far away from the winding wheel (6) is fixedly connected to the surface of the connecting block (8).

2. The tilt boom assembly of a gantry crane of claim 1, wherein: the right side fixedly connected with of grabbing arm body (2) is located support frame (9) at connecting block (8) top, one side that grabbing arm body (2) was kept away from in support frame (9) and the surface contact of steel cable (7).

3. A gantry crane tilt boom assembly according to claim 2, wherein: the inner wall cover of support frame (9) is equipped with pressurization cover (10), pressurization cover (10) and support frame (9) swing joint, the surface contact of the surface of pressurization cover (10) and steel cable (7), the material of pressurization cover (10) is rubber.

4. A gantry crane tilt boom assembly according to claim 2, wherein: the top fixedly connected with protection pad (11) of support frame (9), the material of protection pad (11) is the damping.

5. The tilt boom assembly of a gantry crane of claim 1, wherein: the surface fixed connection of transfer line (5) is connected with gear (12) that are located winding wheel (6) back, the inside of linking frame (3) has screw rod (13) that are located winding wheel (6) right side through bearing swing joint, the fixed surface of screw rod (13) is connected with from driving wheel (14) with gear (12) meshing, the surperficial threaded connection of screw rod (13) overlaps swivel nut (15) of establishing on steel cable (7) surface.

6. The tilt boom assembly of a gantry crane of claim 5, wherein: the inside fixedly connected with of carriage (3) is located limiting plate (16) at swivel nut (15) top, the top fixedly connected with of swivel nut (15) is located inside gag lever post (17) of limiting plate (16), gag lever post (17) and limiting plate (16) sliding connection.