CN216836782U - Cargo vehicle driving wheel lifting appliance - Google Patents

Abstract

The utility model relates to a truck driving wheel hanger, which comprises an elastic connecting component and a grabbing mechanism; the elastic connecting piece comprises a suspension arm and an elastic piece, the suspension arm is of a U-shaped structure, and the lower end of the elastic piece is connected with the middle part of the suspension arm; snatch mechanism includes the support, driving piece and centre gripping subassembly, the both ends in the davit are rotatable connection respectively in the both sides of support, the driving piece is installed in the upper end of support, centre gripping unit mount is in the lower extreme of support, the centre gripping subassembly includes the clamping jaw, the driving piece can drive the clamping jaw and loosen or press from both sides tightly, its simple structure is reasonable, high durability and convenient assembling, low in manufacturing cost has alleviateed operator's intensity of labour, work efficiency has been improved, guarantee equipment and personnel product safety, can adapt to hang and get the heavy initiative spiral bevel gear of many varieties.

Description

Cargo vehicle driving wheel lifting appliance

Technical Field

The utility model relates to a mechanical process equipment technical field, concretely relates to cargo vehicle action wheel hoist.

Background

The utility model relates to a mechanical process equipment technical field specifically is an in the heavy cargo vehicle manufacturing process for hoist and mount heavy initiative spiral bevel gear's hoist. The heavy-duty driving spiral bevel gear is an umbrella-shaped step long shaft part weighing about 20 kilograms and is commonly called a small wheel. The front end of the small wheel crown is provided with a short shaft with the length of about 40mm, and the rear end of the wheel crown is provided with a long shaft with the length of about 200 mm. The manufacture process of the small wheel relates to the working procedures of mechanical cold processing, heat treatment, shot blasting and the like, and the small wheel needs to be transported for many times. The small wheel is in a horizontal or vertical state on the equipment. The small wheels are produced by a transfer frame conversion line. The structure of the transfer frame is suitable for the appearance characteristics of the small wheels and the production line, basically adopts an inclined plane structure which forms an included angle of 60 degrees with the ground, and a plurality of rows of holes are arranged on the inclined plane and used for inserting and stacking the long shafts of the small wheels. This transportation method has the following problems: 1. the labor intensity of manual carrying is high, under the influence of gravity, the back of a crown of the small wheel is in close contact with the inclined plane of the transfer frame, a lifting appliance clamping space is not provided, the small wheel can only be manually drawn out from the inclined plane hole or put back, and the small wheel is manually vertically or horizontally placed on equipment tooling; 2. the production efficiency is low, if must use the hoist, can only take out the steamboat through the manual work, expose the steamboat crown position, the hoist centre gripping of being convenient for, but the crown appearance difference of the steamboat of different cultivars is very big, and a hoist can't satisfy the operation requirement, can only change the hoist frequently.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model provides a cargo vehicle action wheel hoist to solve among the prior art the artifical transport intensity of labour of steamboat big, technical problem that production efficiency is low.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a cargo vehicle driving wheel lifting appliance comprises an elastic connecting assembly and a grabbing mechanism;

the elastic connecting piece comprises a suspension arm and an elastic piece, the suspension arm is of a U-shaped structure, and one end of the elastic piece is connected with the middle part of the suspension arm;

snatch mechanism includes support, driving piece and centre gripping subassembly, the both sides of support rotatable respectively connect in the both ends of davit, the driving piece install in the upper end of support, the centre gripping subassembly install in the lower extreme of support, the centre gripping subassembly includes the clamping jaw, the driving piece can drive the clamping jaw is loosened or is pressed from both sides tightly.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

the application provides a cargo vehicle action wheel hoist, after adopting the centre gripping action wheel of snatching the mechanism, because rotatable the connecting in the both ends of davit respectively in the both sides of support, can realize the random switching of the three kinds of postures of action wheel vertical, slope, level under clamping status, artifical intensity of labour when reducing the conversion effectively increases production efficiency.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the clamping assembly comprises a base body, a wedge-shaped block and a clamping jaw, the base body is fixedly mounted at the lower end of the support, a transverse chute is formed at the lower end of the base body, the clamping jaw comprises two clamping arms which are slidably mounted on the transverse chute, guide parts which are obliquely arranged are formed on opposite sides of the two clamping arms, the wedge-shaped block is movably mounted between the two clamping arms, guide chutes which are matched with the guide parts are respectively arranged on two sides of the wedge-shaped block, and the wedge-shaped block drives the two clamping arms to be close to or far away from each other through the matching of the guide chutes and the guide parts; the driving piece is connected with the wedge-shaped block.

Furthermore, the transverse sliding groove and the guide chute are both T-shaped grooves.

Further, a through hole is formed in the middle of the support, the driving piece is a telescopic cylinder, a cylinder shaft of the telescopic cylinder penetrates through the through hole and is connected with the wedge block, the distance between the guide chutes on two sides of the wedge block is gradually reduced along the extending direction of the cylinder shaft, a vertical hole corresponding to the through hole is formed in the middle of the transverse chute, and the wedge block is slidably installed in the vertical hole.

Furthermore, anti-skid protrusions are formed at one ends, far away from the base, of the opposite side surfaces of the two clamping arms.

Furthermore, a handle is installed on one side of the upper end of the telescopic cylinder, and an air valve is installed on the handle.

Further, the support comprises a frame plate and connecting plates arranged on two sides of the frame plate, and the connecting plates are in one-to-one correspondence rotatable connection with the end portions of the suspension arms.

Furthermore, the elastic part is a tension spring, the elastic connecting part further comprises a spring hanging plate and a hook, the upper end of the tension spring is connected with the spring hanging plate, one end of the hook is connected with the spring hanging plate, and the other end of the hook is used for being connected with a lifting device.

Drawings

Fig. 1 is a schematic structural view of a truck driving wheel hanger in a use state according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a truck driving wheel hanger provided by an embodiment of the present invention without an elastic connection assembly;

in fig. 3, a is a schematic diagram of the inclined state of the small wheel, and b is a schematic diagram of the horizontal state of the small wheel;

FIG. 4 is a schematic cross-sectional view of the grasping mechanism in FIG. 2;

FIG. 5 is a schematic structural diagram of the boom of FIG. 2;

FIG. 6 is a schematic structural view of the stent of FIG. 2;

FIG. 7 is a schematic view of the wedge of FIG. 4;

FIG. 8 is a schematic view of the structure of the substrate of FIG. 2;

figure 9 is a schematic view of the mechanism of the clamping arm of figure 2.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that spatial relationship terms, such as "under", "below", "beneath", "below", "over", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "under" and "under" can encompass both an orientation of above and below. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements. The "connection" in the following embodiments is understood as "electrical connection", "communication connection", or the like if the connected circuits, modules, units, or the like have electrical signals or data transmission therebetween.

As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," etc., specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

As shown in fig. 1 to 9, the present embodiment provides a truck driving wheel spreader, which includes an elastic connection assembly 10 and a gripping mechanism 20.

The elastic connecting piece 10 comprises a suspension arm 11, an elastic piece 12, a spring hanging plate 13 and a hook 14, the suspension arm 11 is of a U-shaped structure, in the embodiment, the elastic piece 12 is a tension spring, the lower end of the tension spring is connected with the middle of the suspension arm 11, the upper end of the tension spring is connected with the spring hanging plate 13, one end of the hook 14 is connected with the spring hanging plate 13, and the other end of the hook is used for being connected with a hoisting device.

The grabbing mechanism 20 comprises a bracket 21, a driving member and a clamping assembly, wherein two sides of the bracket 21 are respectively and rotatably connected to two ends of the boom 11.

Preferably, in the present embodiment, the support 21 includes a frame plate 211 and connecting plates 212 mounted on two sides of the frame plate 211, and the connecting plates 212 are rotatably connected to the ends of the boom 11 in a one-to-one correspondence manner.

During specific implementation, the suspension arm 11 is a U-shaped bent steel bar with the diameter of 12mm, and the inner side surfaces of two ends of the suspension arm 11 are provided with pin shaft connecting plates 111 with right-angle grooves and pin shaft holes. Davit 11 and connecting plate 212 are connected through round pin hub connection board 111, and connecting plate 212 card is in the right angle inslot of davit 11, guarantees that the support can only be at level and vertical 90 degrees within ranges rotations, and the setting of connecting plate 212 can be effectual be close the whole focus of hoist with the focus of clamping piece, the manual operation of being convenient for, in addition, during this hoist centre gripping steamboat 40 back transport, because steamboat 40 focus is partial to the hoist gyration axle center outside, steamboat 40 can keep vertical, the vertical pile up neatly of steamboat 40 of being convenient for.

The driving member is mounted on the upper end of the frame plate 211, and the clamping assembly is mounted on the lower end of the frame plate 211.

The clamping assembly includes a base 23, a wedge block 24 and a clamping jaw 25, the base 23 is fixedly mounted at the lower end of the bracket 23, a transverse sliding slot 231 is formed at the lower end of the base 23, the clamping jaw 25 includes two clamping arms 251 slidably mounted on the transverse sliding slot 231, and for convenience of description, a corresponding state when the transverse sliding slot 231 is horizontally disposed is described.

The opposite sides of two arm lock 251 are formed with the guide part 252 of slope setting, and wedge block 24 is mobilizable to be installed between two arm lock 251, and the both sides of wedge block 24 have respectively with guide portion 252 matched with direction chute 241, and in this embodiment, the inclination of guide part 252 and direction chute 241 is about 30 with vertical direction contained angle.

The wedge-shaped block 24 drives the two clamping arms 251 to approach or separate from each other through the matching of the guide chute 241 and the guide part 252; the driving member is connected with the wedge block 24, the wedge block 24 is driven to move between the two clamping arms 251, preferably, a through hole 213 is formed in the middle of the frame plate 211, the driving member is a telescopic cylinder 22, a cylinder shaft 221 of the telescopic cylinder 22 penetrates through the through hole 213 to be connected with the upper end of the wedge block 24, the distance between the guide chutes 241 on two sides of the wedge block 24 is gradually reduced along the extending direction of the cylinder shaft 221, a vertical hole 232 corresponding to the through hole 213 is formed in the middle of the transverse chute 231, and the wedge block 24 is slidably mounted in the vertical hole 232.

Therefore, when the cylinder shaft 221 extends out, the wedge block 24 is pushed to move downwards, the two clamping arms 251 are far away from each other, so that the clamping jaws 25 are opened, and when the cylinder shaft 221 contracts, the wedge block 24 is driven to move upwards, the two clamping arms 251 are close to each other, so that the clamping jaws 25 are clamped.

In this embodiment, the unilateral stroke of the clamping arm 251 on the transverse sliding slot 231 is not less than 7mm, and the application range is wide, so that the clamping of the short shaft or the long shaft of the small wheel 40 can be satisfied.

Preferably, the telescopic cylinder used in the present application is a reciprocating cylinder, and the components sliding with each other are in clearance fit, so that the effective clamping force of the clamping jaw 25 can reach 1000Kg when clamping.

To ensure the stability of the sliding, the transverse sliding groove 231 and the guiding chute 241 are both T-shaped grooves.

The application provides a cargo vehicle action wheel hoist, after adopting the centre gripping action wheel of grabbing mechanism, because rotatable connection in the both ends of davit 11 respectively in the both sides of support, can be as shown in fig. 1 and fig. 3, realize the random switching of the vertical, slope, three kinds of postures of level of steamboat 40 under the clamping status, artifical intensity of labour when reducing the conversion effectively increases production efficiency.

Further, the anti-slip protrusions are formed at the ends, away from the base, of the opposite sides of the two clamping arms 251, preferably, the anti-slip protrusions on each clamping arm 251 comprise two bosses 253 arranged at intervals in the embodiment, and the included angle between the two bosses 253 is about 105 °, so that the static friction force between the clamping arm 251 and the small wheel 40 can be effectively increased, the measured static friction force of the clamping arm 251 clamping the small wheel 40 is 120kg per month, the weight of the small wheel 40 is generally about 20kg, and the requirement for hoisting the small wheel 40 is met.

In order to facilitate the worker to adjust the posture of the gripping mechanism, in this embodiment, a handle 31 is installed on one side of the upper end of the telescopic cylinder 22, and an air valve 32 is installed on the handle 31.

Specifically, the outer side of the handle 31 is connected with an air valve mounting plate 311, the air valve 32 is mounted on the air valve mounting plate 311 through a screw, which is convenient for manual operation and prevents accidental touch, wherein the air valve 32 is preferably a five-port two-position air valve in the present embodiment and is provided with a corresponding one-way valve joint.

When the lifting device is used specifically, firstly, the lifting device is integrally moved to a lifting position through the lifting device, then the clamping jaw 25 is aligned to a shaft at the upper end of the small wheel 20, the telescopic cylinder 22 is started, the cylinder shaft 221 is contracted to drive the wedge block 24 to move upwards, the two clamping arms 251 are close to each other, clamping of the clamping jaw 25 is realized, and the small wheel 40 can be lifted; then the operator holds the handle 31 with one hand, and the small wheel 40 can be freely switched among the vertical posture, the inclined posture and the horizontal posture.

In conclusion, the cargo vehicle driving wheel lifting appliance provided by the embodiment is simple and reasonable in structure, convenient to assemble and low in manufacturing cost, reduces the labor intensity of operators, improves the working efficiency, ensures the safety of equipment and personnel products, and can be suitable for lifting and taking various heavy driving spiral bevel gears.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (8)

1. A cargo vehicle driving wheel lifting appliance is characterized by comprising an elastic connecting assembly and a grabbing mechanism;

the elastic connecting assembly comprises a suspension arm and an elastic piece, the suspension arm is of a U-shaped structure, and the lower end of the elastic piece is connected with the middle part of the suspension arm;

snatch mechanism includes support, driving piece and centre gripping subassembly, the both sides of support rotatable respectively connect in the both ends of davit, the driving piece install in the upper end of support, the centre gripping subassembly install in the lower extreme of support, the centre gripping subassembly includes the clamping jaw, the driving piece can drive the clamping jaw is loosened or is pressed from both sides tightly.

2. The truck driving wheel hanger as claimed in claim 1, wherein the clamping assembly includes a base, a wedge and a clamping jaw, the base is fixedly mounted at the lower end of the support, a transverse sliding slot is formed at the lower end of the base, the clamping jaw includes two clamping arms slidably mounted on the transverse sliding slot, guide portions are formed at opposite sides of the two clamping arms, the wedge is movably mounted between the two clamping arms, guide chutes matched with the guide portions are respectively formed at two sides of the wedge, and the wedge drives the two clamping arms to move closer or farther away from each other through the cooperation of the guide chutes and the guide portions; the driving piece is connected with the wedge-shaped block.

3. The truck driving wheel spreader according to claim 2, wherein the lateral chutes and the guide chutes are both T-shaped grooves.

4. The truck driving wheel hanger as claimed in claim 2, wherein a through hole is formed in the middle of the support, the driving member is a telescopic cylinder, a cylinder shaft of the telescopic cylinder penetrates through the through hole to be connected with the wedge block, the distance between the guide chutes on two sides of the wedge block is gradually reduced along the extending direction of the cylinder shaft, a vertical hole corresponding to the through hole is formed in the middle of the transverse chute, and the wedge block is slidably mounted in the vertical hole.

5. The traction wheel spreader of claim 4, wherein the opposing sides of the two arms are formed with anti-slip protrusions at ends thereof remote from the base.

6. The truck driving wheel hanger as claimed in claim 4, wherein a handle is mounted on one side of the upper end of the telescopic cylinder, and an air valve is mounted on the handle.

7. The truck driving wheel spreader as recited in claim 1, wherein the support comprises a frame plate and connecting plates mounted on both sides of the frame plate, the connecting plates being rotatably connected to the ends of the suspension arms in a one-to-one correspondence.

8. The driving wheel hanger for the truck as claimed in claim 1, wherein the elastic member is a tension spring, the elastic connecting assembly further comprises a spring hanging plate and a hook, the upper end of the tension spring is connected with the spring hanging plate, one end of the hook is connected with the spring hanging plate, and the other end of the hook is used for being connected with a lifting device.

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