CN217147437U

CN217147437U - Trolley system

Info

Publication number: CN217147437U
Application number: CN202220224866.0U
Authority: CN
Inventors: 王明杰; 梁敏诗; 田延钊; 熊容廷
Original assignee: GAC Toyota Motor Co Ltd
Current assignee: GAC Toyota Motor Co Ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-08-09
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses a trolley system, which comprises a trolley, a support frame and a blocking mechanism, wherein the support frame comprises a bottom plate and two mutually parallel raceway assemblies arranged on the bottom plate, one end parts of the two raceway assemblies are provided with a blocking piece, and the trolley frame is arranged on the two raceway assemblies; the blocking mechanism comprises a pedal assembly, a rotating shaft, a blocking block, a resetting piece and two supporting plates, wherein the two supporting plates are arranged on the bottom plate at intervals; the pedal assembly is used for driving the rotating shaft to rotate from the first position to the second position; the reset piece is used for driving the rotating shaft to rotate from the second position to the first position so as to enable the blocking block and the blocking piece to be matched with the limiting trolley. The utility model discloses in, the staff foot is stepped on the footboard subassembly and is locked or the unblock, need not bow, reduces the healthy influence to the staff to the operation that the footboard was stepped on to the foot does not influence going on of operation on hand, can improve work efficiency.

Description

Trolley system

Technical Field

The utility model relates to an automobile manufacturing technical field especially relates to a platform truck system.

Background

In the automobile assembling process, the trolley is required to be used for transferring materials such as workpieces, the roller path used for bearing the trolley is arranged at the specified working position, in order to prevent the workpiece trolley from being separated from the roller path, the bolt is installed at the front end of the roller path, although the effect of preventing the trolley from being separated can be achieved, the bolt is required to be frequently pulled out and inserted when the workpiece trolley is put into the trolley, the bolt is installed and taken out, the operation of bending over is required, and the low working efficiency can also influence the physical health of workers.

Therefore, there is a need to provide a new trolley system to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a platform truck system aims at solving current platform truck and the low problem that just influences the staff healthy of raceway butt joint mode work efficiency.

In order to achieve the above object, the present invention provides a trolley system, which comprises a trolley, a supporting frame and a blocking mechanism, wherein the supporting frame comprises a bottom plate and two mutually parallel raceway assemblies arranged on the bottom plate, one end of each of the two raceway assemblies is provided with a blocking piece, and the trolley is arranged on the two raceway assemblies; the blocking mechanism comprises a pedal assembly, a rotating shaft, a blocking block, a resetting piece and two supporting plates, the two supporting plates are arranged on the bottom plate at intervals, two ends of the rotating shaft are respectively connected with the two supporting plates in a rotating mode, and the rotating shaft can rotate between a first position and a second position; the pedal assembly is used for driving the rotating shaft to rotate from the first position to the second position; the reset piece is used for driving the rotating shaft to rotate from the second position to the first position so that the blocking block is matched with the blocking piece to limit the trolley.

Optionally, the outer wall of the rotating shaft is connected with an adapter rod, the pedal assembly comprises a pressing rod, and the pressing rod is lapped on the adapter rod.

Optionally, the pedal assembly further comprises a plate body, a first connecting rod and a second connecting rod, the second connecting rod is rotatably connected with any one of the roller path assemblies, the first connecting rod is connected between the second connecting rod and the plate body, and the pressing rod is connected with the second connecting rod.

Optionally, the raceway assembly includes a base plate, a side plate and a plurality of rollers, the base plate is disposed above the bottom plate, the two side plates are disposed on the base plate at intervals, the base plate and the two side plates enclose a mounting groove, the rollers are disposed in the mounting groove at intervals, two ends of each roller are rotatably connected to the two side plates, the blocking piece is disposed at one end of the mounting groove, and the blocking piece is higher than the upper edge of each roller.

Optionally, a sleeve is arranged on one side of the substrate, which faces away from the roller, and the second connecting rod penetrates through the sleeve.

Optionally, a gap exists between the substrate and the bottom plate, the raceway assembly further includes a plurality of spacers, the spacers are arranged at intervals in the gap, and each of the spacers is connected between the substrate and the bottom plate.

Optionally, one end of the mounting groove, which is far away from the blocking piece, is open.

Optionally, a balancing weight is further arranged on the rotating shaft, and the balancing weight and the blocking block are arranged on two opposite sides of the rotating shaft.

Optionally, one end of the spring is connected with the pedal assembly, and the other end of the spring is connected with one of the support plates.

Optionally, the trolley comprises a bottom frame formed by two cross beams and two longitudinal beams in an overlapping mode, the two longitudinal beams are arranged on the two raceway assemblies in a one-to-one correspondence mode, and when the rotating shaft rotates to the first position, the cross beams close to the blocking pieces are limited between the blocking pieces.

The utility model discloses among the technical scheme, the support frame is fixed subaerial, and the support frame is erect the location and is the platform truck position of berthhing, and the platform truck can erect when the raceway subassembly, and the raceway subassembly is used for the platform truck to erect the in-process and plays supplementary effect of slideing, reduces platform truck bottom wearing and tearing. In addition, in the embodiment, the rotating shaft is controlled to rotate between the first position and the second position through the pedal treading assembly, the rotating shaft is in the first position in the default state under the action of the reset piece, and the blocking piece is matched with the blocking piece to limit the trolley, so that the trolley is prevented from sliding or even being separated from the raceway assembly. The rotating shaft is rotated to the second position by treading the pedal, the blocking block rotates towards the direction close to the bottom plate, and the trolley can be freely released or put into the device. Because the pedal assembly is controlled by the foot, a worker does not need to bend down when locking or unlocking, the influence on the body health of the worker is reduced, the operation of the foot pedal does not influence the operation on hands, and the working efficiency can be improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of a view angle structure of a trolley system according to an embodiment of the present invention;

fig. 2 is a schematic view of another perspective structure of the trolley system according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a blocking mechanism in an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Trolley system	3	Blocking mechanism
1	Trolley	31	Pedal assembly
				11	Cross beam	311	Pressure lever
12	Longitudinal beam	312	Plate body
				2	Supporting frame	313	First connecting rod
21	Base plate	314	Second connecting rod
				22	Raceway assembly	32	Rotating shaft
221	Substrate	33	Stop block
				222	Side plate	34	Reset piece
223	Roller wheel	35	Supporting plate
				224	Cushion block	36	Switching pole
225	Sleeve barrel	37	Balancing weight
				23	Baffle plate

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

As shown in fig. 1 to fig. 3, in an embodiment of the present invention, the trolley system 100 includes a trolley 1, a supporting frame 2 and a blocking mechanism 3, the supporting frame 2 includes a bottom plate 21 and two mutually parallel raceway assemblies 22 disposed on the bottom plate 21, one end portions of the two raceway assemblies 22 are both provided with a blocking piece 23, and the trolley 1 is mounted on the two raceway assemblies 22; the blocking mechanism 3 comprises a pedal assembly 31, a rotating shaft 32, a blocking block 33, a resetting piece 34 and two supporting plates 35, wherein the two supporting plates 35 are arranged on the bottom plate 21 at intervals, two ends of the rotating shaft 32 are respectively connected with the two supporting plates 35 in a rotating mode, and the rotating shaft 32 can rotate between a first position and a second position; the pedal assembly 31 is used for driving the rotating shaft 32 to rotate from the first position to the second position; the reset element 34 is used for driving the rotating shaft 32 to rotate from the second position to the first position so that the stop block 33 and the blocking sheet 23 are matched with the limit trolley 1.

In the above embodiment, the support frame 2 is fixed on the ground, the set position of the support frame 2 is the parking position of the trolley 1, when the trolley 1 can be erected on the raceway assembly 22, the raceway assembly 22 is used for assisting in sliding during the erection process of the trolley 1, and the bottom abrasion of the trolley 1 is reduced. In addition, in this embodiment, the pedal assembly 31 is used to control the rotating shaft 32 to rotate between the first position and the second position, and the rotating shaft 32 is in the first position in the default state under the action of the reset member 34, and at this time, the stop block 33 cooperates with the blocking piece 23 to limit the position of the trolley 1, so as to prevent the trolley 1 from sliding or even coming off the raceway assembly 22. When the pedal is stepped to rotate the rotating shaft 32 to the second position, the stopper 33 is rotated in a direction to approach the base plate 21, and the carriage 1 can be freely released or thrown in. Because the pedal assembly 31 is controlled by the foot in the embodiment, a worker does not need to bend down when locking or unlocking, the influence on the body health of the worker is reduced, the operation of the foot pedal does not influence the operation on hands, and the working efficiency can be improved.

The trolley 1 includes a bottom frame formed by two cross beams 11 and two longitudinal beams 12 in an overlapping manner, the two longitudinal beams 12 are correspondingly disposed on the two raceway assemblies 22 one by one, and when the rotating shaft 32 rotates to the first position, the cross beam 11 close to the blocking piece 23 is limited between the blocking piece 23 and the blocking block 33. Namely, when the trolley 1 is put in, the pedal is stepped by feet to enable the blocking block 33 to descend, the two longitudinal beams 12 slide along the raceway assembly 22 until the cross beam 11 is contacted with the blocking piece 23, the pedal assembly 31 is loosened, the rotating shaft 32 drives the blocking block 33 to ascend under the action of the resetting piece 34, and the blocking block 33 and the blocking piece 23 limit the cross beam 11 with two sides of the cross beam 11.

In one embodiment, the outer wall of the rotating shaft 32 is connected with an adapter rod 36, and the pedal assembly 31 includes a pressing rod 311, wherein the pressing rod 311 is overlapped on the adapter rod 36. The pressing rod 311 presses the adapter rod 36 to drive the rotating shaft 32 to rotate, and compared with a gear transmission mode, a belt transmission mode and the like, the structure is simple, transmission is stable, and faults are not prone to occurring.

Further, the pedal assembly 31 further includes a plate 312, a first connecting rod 313 and a second connecting rod 314, the second connecting rod 314 is rotatably connected to any one of the rolling track assemblies 22, the first connecting rod 313 is connected between the second connecting rod 314 and the plate 312, and the pressing rod 311 is connected to the second connecting rod 314. The pedal is positioned at the outer side of the trolley 1, so that the working personnel can pedal and control the pedal, slipping is avoided, and the operating logic is met.

Furthermore, a weight 37 is disposed on the rotating shaft 32, and the weight 37 and the stop block 33 are disposed on opposite sides of the rotating shaft 32. The counterweight 37 and the reset piece 34 act simultaneously to drive the rotating shaft 32 to rotate, so that the blocking piece 33 rotates from the second position to the first position, and the problem of insufficient rotation reset caused by spring blockage or spring aging is avoided. One end of the spring is connected with the pedal assembly 31, and the other end is connected with a supporting plate 35. When the shaft 32 is in the second position, the spring is compressed, and when the pedal is started, the shaft 32 is pushed to rotate to the first position under the cooperation of the elastic force and the counterweight 37, so that automatic reset is realized.

In one embodiment, the raceway assembly 22 includes a base plate 221, a side plate 222 and a plurality of rollers 223, the base plate 221 is disposed above the bottom plate 21, two side plates 222 are spaced apart from each other on the base plate 221, the base plate 221 and the two side plates 222 define a mounting groove, the plurality of rollers 223 are spaced apart from each other in the mounting groove, two ends of each roller 223 are rotatably connected to the two side plates 222, a blocking piece 23 is disposed at one end of the mounting groove, and the blocking piece 23 is higher than an upper edge of the roller 223. The longitudinal beam 12 slides on the roller 223 and is converted into the rotation of the roller 223, so that the abrasion of the bottom of the trolley 1 is reduced; the blocking piece 23 is higher than the upper edge of the roller 223, so that the blocking piece 23 can block and limit the trolley 1. In a preferred embodiment, the two side plates 222 may be higher than the top of the roller 223, thereby preventing the dolly 1 from sliding off from both sides.

A gap exists between the base plate 221 and the bottom plate 21, the raceway assembly 22 further includes a plurality of spacers 224, the spacers 224 are disposed at intervals in the gap, and each spacer 224 is connected between the base plate 221 and the bottom plate 21. The gap is used for the second connecting rod 314 to pass through, and meanwhile, a rotating space is provided, and the longer the first connecting rod 313 is, the more labor is saved when a worker steps on the connecting rod.

Based on the above embodiment, the side of the substrate 221 facing away from the roller 223 is provided with the sleeve 225, and the second connecting rod 314 passes through the sleeve 225. The second connecting rod 314 passes through the sleeve 225 and is rotatably connected to the sleeve 225, and the sleeve 225 provides a mounting position for the pedal assembly 31. And the sleeve 225 is located at the bottom of the base plate 221, which can provide space for the first connecting rod 313 to rotate as much as possible.

The mounting groove is far away from one end of the baffle sheet 23 and is arranged in an open manner. The port of mounting groove is uncovered setting up and plays the guide effect, makes things convenient for leading-in of platform truck 1, makes the longeron 12 of platform truck 1 can be accurate erect on gyro wheel 223.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the patent scope of the utility model, all be in the utility model discloses a under the design, utilize the equivalent structure transform of what the content of the description and the attached drawing was done, or direct/indirect application all includes in other relevant technical field the utility model discloses a patent protection is within range.

Claims

1. A trolley system, comprising:

a trolley;

the trolley comprises a supporting frame, a trolley body and a supporting frame, wherein the supporting frame comprises a bottom plate and two mutually parallel raceway assemblies arranged on the bottom plate, one end parts of the two raceway assemblies are respectively provided with a blocking piece, and the trolley body is erected on the two raceway assemblies;

the blocking mechanism comprises a pedal assembly, a rotating shaft, a blocking block, a resetting piece and two supporting plates, the two supporting plates are arranged on the bottom plate at intervals, two ends of the rotating shaft are respectively connected with the two supporting plates in a rotating mode, and the rotating shaft can rotate between a first position and a second position; the pedal assembly is used for driving the rotating shaft to rotate from the first position to the second position; the reset piece is used for driving the rotating shaft to rotate from the second position to the first position so that the blocking block is matched with the blocking piece to limit the trolley.

2. The trolley system as claimed in claim 1 wherein an adapter rod is connected to an outer wall of the rotating shaft, and the pedal assembly includes a pressing rod overlapping the adapter rod.

3. The trolley system of claim 2 wherein the pedal assembly further includes a plate, a first connecting rod and a second connecting rod, the second connecting rod being pivotally connected to any one of the race assemblies, the first connecting rod being connected between the second connecting rod and the plate, and the strut being connected to the second connecting rod.

4. The trolley system as claimed in claim 3 wherein the track assembly comprises a base plate, a side plate and a plurality of rollers, the base plate is disposed above the bottom plate, two side plates are spaced apart from each other on the base plate, the base plate and the two side plates define a mounting groove, the plurality of rollers are spaced apart from each other in the mounting groove, two ends of each roller are rotatably connected to the two side plates, the blocking piece is disposed at one end of the mounting groove, and the blocking piece is higher than the upper edge of the roller.

5. The trolley system as claimed in claim 4 wherein a side of the base plate facing away from the rollers is provided with a sleeve through which the second connecting rod passes.

6. The trolley system of claim 5 wherein a gap exists between the base plate and the base plate, the race assembly further comprising a plurality of spacers spaced apart within the gap, each spacer coupled between the base plate and the base plate.

7. The trolley system as claimed in claim 4 wherein an end of the mounting slot remote from the flap is open.

8. The trolley system as claimed in any one of claims 1 to 7 wherein a weight is further provided on the shaft, the weight and the stop being provided on opposite sides of the shaft.

9. The trolley system as claimed in any one of claims 1 to 7 wherein the return member is a spring having one end connected to the pedal assembly and the other end connected to a support plate.

10. The trolley system as claimed in any one of claims 1 to 7 wherein the trolley includes a base frame formed by two cross members and two longitudinal members, the two longitudinal members being disposed in one-to-one correspondence with the two track assemblies, and the cross members adjacent to the blocking pieces are retained between the blocking pieces when the rotating shaft is rotated to the first position.