CN216684670U - Trolley - Google Patents

Abstract

The utility model relates to the technical field of automobile assembly, and discloses a trolley which comprises a bedplate, an assembly seat and a trolley frame, wherein the assembly seat comprises a seat body, a first rotating shaft and a second rotating shaft which are sequentially connected, the seat body is detachably connected with the bedplate, the first rotating shaft is rotatably connected with the trolley frame, the trolley frame is provided with a bearing seat, one end of the second rotating shaft is connected with the seat body, the other end of the second rotating shaft extends out of the bearing seat to form a shoulder, a first through hole is formed in one side face of the shoulder, the bearing seat is provided with a first locking pin capable of axially moving along the second rotating shaft, and the locking pin can be inserted into the first through hole to lock the second rotating shaft. Has the advantages that: the bedplate is detachably connected with the frame, so that the bedplate can be replaced by the trolley according to the type of the assembly component, and the trolley can replace different types of bedplates to complete corresponding tasks; the assembly seat is connected with the frame in a rotating mode, so that the bedplate can adjust the angle according to the assembly requirement, the pose of the assembly is further adjusted, the assembly of personnel is facilitated, and the assembly speed of the assembly is improved.

Description

Trolley

Technical Field

The utility model relates to the technical field of automobile component assembly, in particular to a trolley.

Background

In the field of automobile assembly, the trolley has multiple purposes, such as positioning of components, and fixing parts which are not easy to move on the trolley so as to facilitate further assembly by personnel; the trolley may also be used for sub-packaging of the assembly.

In the prior art, the structural characteristics and the functional characteristics of the components cause that the pose of the components often needs to be changed in the assembly process so as to facilitate the assembly of personnel. The existing trolley can not adjust the pose of the assembly, so that the assembly efficiency of the assembly is low. On the other hand, the compatibility of the trolley is low, and the trolley is usually only suitable for partial assembly. Different types of assemblies are often assembled with the aid of different trolleys.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a trolley, which is used for improving the compatibility of the trolley, facilitating the assembly of personnel by using the trolley and improving the assembly efficiency.

In order to achieve the purpose, the utility model provides a trolley which comprises a bedplate, an assembling seat and a trolley frame, wherein the bedplate is detachably connected with the assembling seat, and the assembling seat is rotatably connected with the trolley frame.

In the above technical solution, the fitting seat is provided with a convex portion, and the platen is provided with a fitting hole for accommodating the convex portion.

In the above technical scheme, the convex part includes an assembling section and a limiting section, the assembling section is connected with the limiting section and the assembling seat, the cross section of the assembling section is matched with at least one part of the assembling hole, and the cross section area of the limiting section is larger than that of the assembling section.

In the above technical scheme, the assembly hole includes a guide hole and a positioning hole which are communicated, the aperture of the guide hole is larger than that of the positioning hole, and the shape of the assembly section is matched with that of the positioning hole.

In the above technical solution, the assembling base includes a base body, a first rotating shaft and a second rotating shaft, and the first rotating shaft, the base body and the second rotating shaft are connected in sequence; the base is detachably connected with the bedplate, and the first rotating shaft and the second rotating shaft are respectively and rotatably connected with the frame.

In the technical scheme, the frame is provided with a bearing seat; one end of the second rotating shaft is connected with the seat body, the other end of the second rotating shaft extends out of the bearing seat to form a shoulder, and a plurality of first through holes are formed in one side face of the shoulder and are arranged along the circumferential direction of the shoulder; the bearing seat is provided with a first locking pin capable of moving along the axial direction of the second rotating shaft, and the locking pin can be inserted into the first through hole to lock the second rotating shaft.

In the above technical solution, the frame includes a handle, the handle is hinged to the bearing seat to form a fulcrum, and one end of the handle is hinged to the first locking pin.

In the above technical solution, the base includes a first connecting plate and a second connecting plate disposed on two sides of the base, wherein the first connecting plate is connected to the first rotating shaft, and the second connecting plate is connected to the second rotating shaft.

In the above technical scheme, the trolley further comprises a second locking pin and a third connecting plate with two ends tilted upwards, the bedplate is provided with a notch, the third connecting plate is arranged in the notch, two ends of the third connecting plate are connected with the bedplate, and the second locking pin passes through the third connecting plate and the assembling seat can be detachably connected.

In the technical scheme, one surface of the assembling seat is detachably connected with the bedplate, and the other surface of the assembling seat is provided with a counterweight.

Compared with the prior art, the trolley provided by the embodiment of the utility model has the beneficial effects that: the bedplate is detachably connected with the frame, so that the bedplate can be replaced by the trolley according to the type of the assembly component, the compatibility and the adaptability of the trolley are improved, and the trolley can replace different types of bedplates to complete corresponding tasks; the assembly seat is connected with the frame in a rotating mode, so that the bedplate can adjust the angle according to the assembly requirement, the pose of the assembly is further adjusted, the assembly of personnel is facilitated, and the assembly speed of the assembly is improved.

Drawings

FIG. 1 is an exploded view of a trolley according to one embodiment of the utility model;

FIG. 2 is a schematic illustration of the configuration of the deck of the trolley according to one embodiment of the utility model;

FIG. 3 is a schematic structural view of a mounting seat and a frame of the trolley according to one embodiment of the utility model;

FIG. 4 is a schematic cross-sectional view of the assembly of the boss with the assembly hole of one embodiment of the present invention;

FIG. 5 is a schematic structural view of a trolley according to one embodiment of the present invention;

FIG. 6 is a schematic view of the assembly of the first latch pin and the shoulder of the trolley of one embodiment of the present invention;

FIG. 7 is a cross-sectional view of the second locking pin assembled with the mounting socket in accordance with one embodiment of the present invention;

in the figure, 1, a platen; 11. an assembly hole; 111. positioning holes; 112. a guide hole; 12. a notch;

2. assembling a seat; 21. a first rotating shaft; 22. a second rotating shaft; 221. a shoulder portion; 2211. a first through hole; 23. a base body; 231. a first connecting plate, 232, a second connecting plate; 233. a convex portion; 2331. a limiting section; 2332. assembling the sections; 24. a counterweight;

3. a frame; 31. a second bearing housing; 32. a first lock pin; 33. a handle;

4. a second locking pin;

5. and a third connecting plate.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, directional descriptions such as directions or positional relationships indicated above, below, front, rear, left, right, etc. are based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

As shown in fig. 1, a trolley according to a preferred embodiment of the present invention includes a bedplate 1, a mounting base 2, and a carriage 3, wherein the bedplate 1 is detachably connected to the mounting base 2, and the mounting base 2 is rotatably connected to the carriage 3.

The bedplate 1 is detachably connected with the frame 3, so that the bedplate 1 can be replaced by the trolley according to the type of the assembly component, the compatibility and the adaptability of the trolley are improved, and the trolley can replace different types of the bedplate 1 to complete corresponding tasks; the assembly seat 2 is rotatably connected with the frame 3, so that the bedplate 1 can adjust the angle according to the assembly requirement, and further adjust the pose of the assembly, which is beneficial for personnel to assemble and improves the assembly speed of the assembly.

In particular, each platen 1 may be equipped with different clamps and calipers which can secure the part on the platen 1 against falling and shifting when the platen 1 is rotated along the trolley. The bedplate 1 is detachably connected with the assembly seat 2, so that the bedplate 1 on the assembly seat 2 can be switched according to the requirement of actual operation, and the trolley can finish various assembly operations, sub-assembly operations and other operations. The bedplate 1 can be fast and conveniently switched, the design diversification of the clamp on the bedplate 1 is facilitated, and the overall multifunctional adaptability is strong. The assembly seat 2 is rotationally connected with the frame 3, so that the bedplate 1 can rotate under the driving of the assembly seat 2, the pose of the assembly on the bedplate 1 is changed, the assembly operation of the assembly by personnel is facilitated, and the assembly speed is increased.

Wherein, frame 3 can include two triangle-shaped frames, forms through square union coupling between the frame, and triangle-shaped frame can set up the bearing frame to the rotation between convenient assembly seat 2 and the frame 3 is connected. A pushing handle can be arranged on one side of the frame 3, so that the bicycle is convenient for people to push. The bottom of the frame can be provided with universal wheels.

As shown in fig. 2, 3 and 4, in one embodiment, the bedplate 1 is detachably connected with the mounting base 2 in the following manner: the mount base 2 is provided with a projection 233, and the platen 1 is provided with a mount hole 11 that receives the projection 233. By arranging the fitting hole 11 and the convex portion 233, the fitting seat 2 is fitted with the bedplate 1 when the convex portion 233 is inserted into the fitting hole 11, and accordingly, when the convex portion 233 is separated from the fitting hole 11, the bedplate 1 is detached from the fitting seat 2, which can improve the speed of detachment and fitting.

Further, in order to improve the stability of the assembling of the protruding portion 233 with the assembling hole 11, as shown in fig. 4, the protruding portion 233 includes an assembling portion 2332 and a limiting portion 2331, the assembling portion 2332 connects the limiting portion 2331 with the assembling seat 2, the cross-sectional shape of the assembling portion 2332 matches with at least a portion of the assembling hole 11, and the cross-sectional area of the limiting portion 2331 is larger than that of the assembling portion 2332.

The cross-sectional shape of the mounting segment 2332 matches at least a portion of the mounting aperture 11 to facilitate the mounting of the deck 1 on the mounting segment 2332. Since the cross-sectional area of the limiting block 2331 is larger than that of the assembling block 2332, the bedplate 1 is clamped between the limiting block 2331 and the assembling seat 2 after being assembled on the assembling block 2332, which can effectively prevent the bedplate 1 from falling off from the convex part 233.

In one embodiment, to assemble the bedplate 1, the stop block 2331 needs to be disassembled, and the stop block 2331 is assembled again after assembly. This greatly affects the efficiency of the assembly between the pallet 1 and the assembly seat 2. To avoid this, as shown in fig. 2, 3 and 4, the assembly hole 11 may include a guide hole 112 and a positioning hole 111 communicating with each other, the guide hole 112 having a larger diameter than the positioning hole 111, and the assembly section 2332 having a shape matching the positioning hole 111.

It will be appreciated that the guide holes 112 provide a guide during assembly. Specifically, during assembly, the assembly segment 2332 is firstly sleeved on the guide hole 112, and since the guide hole 112 is communicated with the positioning hole 111, the assembly segment 2332 can be moved from the guide hole 112 to the positioning hole 111 to realize assembly. This prevents the limiting block 2331 from being removed when the bedplate 1 is assembled.

Optionally, as shown in fig. 7, as another detachable connection mode between the bedplate 1 and the assembly seat 2, the trolley further includes a second locking pin 4 and a third connecting plate 5 with two ends tilted upward, the bedplate 1 is provided with a notch 12, the third connecting plate 5 is disposed in the notch 12, two ends of the third connecting plate 5 are connected with the bedplate 1, and the second locking pin 4 is detachably connected with the assembly seat 2 through the third connecting plate 5.

The both ends of the perk that makes progress of third connecting plate 5 can stretch out from breach 12 to realize being connected between 1 with the platen, the both ends of perk that makes progress can be connected with the inner wall of breach 12, thereby realize being connected with platen 1, second locking round pin 4 can be dismantled with assembly seat 2 through third connecting plate 5 and be connected, and then realize dismantling between platen 1 and the assembly seat 2 and be connected.

In one embodiment, as shown in fig. 5, the assembly seat 2 is rotatably connected to the frame 3 in the following manner: the assembling seat 2 comprises a seat body 23, a first rotating shaft 21 and a second rotating shaft 22, wherein the first rotating shaft 21, the seat body 23 and the second rotating shaft 22 are sequentially connected; wherein, the seat body 23 is detachably connected with the bedplate 1, and the first rotating shaft 21 and the second rotating shaft 22 are respectively connected with the frame 3 in a rotating way.

Specifically, the seat body 23 undertakes the task of assembling with the bedplate 1, and the first rotating shaft 21 and the second rotating shaft 22 are respectively rotatably connected with the frame 3, so that the seat body 23 can be driven to rotate, and the bedplate 1 can be driven to rotate by the seat body 23. The mode can change the pose of the components on the bedplate 1, is favorable for personnel to assemble the components, and improves the assembly speed.

Further, as shown in fig. 3, 5 and 6, when the bedplate 1 is rotated to an angle suitable for assembly of the components, the bedplate 1 needs to be temporarily fixed, and for this reason, the rotation between the assembly base 2 and the frame 3 needs to be limited. For this purpose, provision can be made for: the frame 3 is provided with a bearing seat; one end of the second rotating shaft 22 is connected with the base 23, and the other end extends out through the bearing base to form a shoulder 221, a first through hole 2211 is arranged along the circumferential direction of the shoulder 221, in this embodiment, a positioning disc is fixedly sleeved on the other end of the second rotating shaft 22, the positioning disc forms the shoulder 221, a plurality of first through holes 2211 are arranged on the inner side surface of the positioning disc, and the first through holes 2211 are uniformly arranged along the circumferential direction of the positioning disc; wherein the bearing housing is provided with a first locking pin 32 which is movable in the axial direction of the second rotary shaft 22.

Specifically, the second shaft 22 can rotate around its axis by means of the bearing seat, thereby driving the shoulder 221 to rotate. When the first locking pin 32 extends into the first through hole 2211, the shoulder 221 cannot rotate due to the existence of the first locking pin 32, so that the rotation of the second rotating shaft 22 and the seat body 23 is limited, the whole assembly seat 2 cannot rotate, the pose of the bedplate 1 is fixed, and the assembly is facilitated for personnel to assemble. Preferably, the first locking pin 32 is a spring pin. Preferably, the other end of the second rotating shaft 22 may be provided with a wheel to facilitate the rotation of the assembly base 2 by a person. The arrangement of the first locking pin 32 and the shoulder 221 enables the bedplate 1 to rotate by 360 degrees integrally, and is suitable for different assembly scenes.

To facilitate the rotation of the first locking pin 32, as shown in fig. 3 and 6, a handle 33 may be provided on the frame 3, the handle 33 being hinged to the bearing housing to form a fulcrum, and one end of the handle 33 being hinged to the first locking pin 32.

The handle 33 can rotate around the fulcrum, so as to drive the first locking pin 32 hinged with the handle 33 to move, the moving first locking pin 32 is pushed into the first through hole 2211, so that the assembly seat 2 can be fixed, and the posture of the bedplate 1 is limited, the first locking pin 32 is pulled out of the first through hole 2211, so that the assembly seat 2 is unlocked, and the bedplate 1 can rotate to adjust the posture of the assembly.

In one embodiment, the base 23 includes a first connecting plate 231 and a second connecting plate 232 disposed at two sides of the base 23, wherein the first connecting plate 231 is connected to the first rotating shaft 21, and the second connecting plate 232 is connected to the second rotating shaft 22.

It will be appreciated that the positioning of the assembly by means of the clamps and calipers on the pallet 1 will result in a forward centre of gravity of the trolley as a whole, which is prone to tipping. As shown in fig. 5, in order to adjust the center of gravity of the whole trolley, a first connecting plate 231 and a second connecting plate 232 are provided, the first connecting plate 231 is connected with the first rotating shaft 21, and the second connecting plate 232 is connected with the second rotating shaft 22, so that the center of gravity of the whole trolley is backward when the trolley is not assembled, and the adjustment of the center of gravity of the whole trolley after assembly is facilitated. In addition, a weight 24 may be provided on the other surface of the mount base 2 to adjust the center of gravity of the entire trolley as needed, thereby improving the stability of the entire trolley. Preferably, the first connection plate 231 and the first rotation shaft 21 may be connected by bolts.

Preferably, the seat body 23 can be formed by connecting a plurality of square pipes end to end, and the opposite square pipes can also be connected through the square pipes, so as to improve the structural strength of the seat body 23. The square tube may be provided with a projection 233 for fitting connection with the bedplate 1.

Preferably, in the above embodiment, a reinforcing rib may be disposed between the seat body 23 and the first connection plate 231.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (8)

1. A trolley is characterized by comprising a bedplate, an assembly seat and a trolley frame, wherein the bedplate is detachably connected with the assembly seat, the assembly seat is rotatably connected with the trolley frame and comprises a seat body, a first rotating shaft and a second rotating shaft, and the first rotating shaft, the seat body and the second rotating shaft are sequentially connected; the base body is detachably connected with the bedplate, the first rotating shaft and the second rotating shaft are respectively and rotatably connected with the frame, and the frame is provided with a bearing seat;

one end of the second rotating shaft is connected with the seat body, the other end of the second rotating shaft extends out of the bearing seat to form a shoulder, and a plurality of first through holes are formed in one side face of the shoulder and are arranged along the circumferential direction of the shoulder;

the bearing seat is provided with a first locking pin capable of moving along the axial direction of the second rotating shaft, and the locking pin can be inserted into the first through hole to lock the second rotating shaft.

2. The trolley of claim 1 wherein the mounting seat is provided with a boss and the deck is provided with a mounting hole that receives the boss.

3. The trolley according to claim 2, wherein the convex portion comprises a fitting section and a limiting section, the fitting section connects the limiting section with the fitting seat, the cross-sectional shape of the fitting section matches at least a part of the fitting hole, and the cross-sectional area of the limiting section is larger than that of the fitting section.

4. The trolley as claimed in claim 3, wherein the fitting hole comprises a guide hole and a positioning hole which are communicated with each other, the diameter of the guide hole is larger than that of the positioning hole, and the shape of the fitting section is matched with the positioning hole.

5. The trolley of claim 1 wherein the frame includes a handle that is hinged to the bearing block to form a fulcrum, one end of the handle being hinged to the first locking pin.

6. The trolley according to claim 1, wherein the seat body comprises a first connecting plate and a second connecting plate disposed on two sides of the seat body, wherein the first connecting plate is connected with the first rotating shaft, and the second connecting plate is connected with the second rotating shaft.

7. The trolley according to claim 1, further comprising a second locking pin and a third connecting plate with two ends tilted upwards, wherein the table plate is provided with a notch, the third connecting plate is arranged in the notch, two ends of the third connecting plate are connected with the table plate, and the second locking pin is detachably connected with the assembling seat through the third connecting plate.

8. The trolley according to any one of claims 1 to 7 wherein one side of the mounting seat is detachably connected to the bedplate and the other side is provided with a weight member.

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