CN221188838U

CN221188838U - AGV dolly

Info

Publication number: CN221188838U
Application number: CN202321423610.3U
Authority: CN
Inventors: 曾淼; 周国鹏; 张建权
Original assignee: Wuhan Textile University
Current assignee: Wuhan Textile University
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2024-06-21
Anticipated expiration: 2033-06-06

Abstract

The utility model belongs to the field of transport trolleys, and provides an AGV trolley, which comprises a trolley body, a bearing mechanism arranged on the trolley body, a protection mechanism arranged on the trolley body and an adjusting mechanism arranged on the protection mechanism, wherein the bearing mechanism is arranged on the trolley body; according to the utility model, the bidirectional motor is started when the goods are large, the bidirectional motor drives the adjusting plate and the bearing plate to move together through the threaded rod until the adjusting plate moves to the final position, so that the bearing plate descends to be positioned on the same horizontal plane with the fixing seat, and accordingly the bearing plate and the fixing seat cooperate together to carry out bearing work, when the transportation is finished or an object with a small volume needs to be transported, the adjusting plate is driven to retract into the fixing seat through the reverse of the threaded rod driven by the bidirectional motor, the bearing plate can be propped against the fixing seat under the inclined guide of the chute to return to the initial height position, the occupied area of the device is reduced, and the device is convenient for personnel to use.

Description

AGV dolly

Technical Field

The utility model belongs to the field of transport trolleys, and particularly relates to an AGV trolley.

Background

The Automatic Guided Vehicle (AGV) is an industrial vehicle which adopts an automatic or manual mode to load cargoes, automatically runs or pulls a cargo carrying trolley to a designated place according to a set route and then loads and unloads cargoes in an automatic or manual mode, and has wide use;

In chinese patent publication No. CN210709312U, an AGV transport cart is mentioned, which includes a base 9, rollers 7, and a track 6, the rollers 7 moving along the track 6; the bottom end of the base 9 is provided with a roller 7 and a driving device, one side of the base in the advancing direction is fixedly provided with a fixing frame 3, and the other side opposite to the fixing frame 3 is fixedly provided with a battery 8; the middle part of one side of the fixing frame 3 in the advancing direction is fixedly provided with an image identifier 4 and an image collector 5, and the upper part of the same side is fixedly provided with a microphone 2 and an earphone 13; the top end of the fixing frame 3 is fixedly provided with a controller 12, and the top end of the controller 12 is fixedly provided with an operation board 10; the fixed handle 1 that is equipped with respectively of mount 3 and the perpendicular both sides of direction of advance, wherein one side is fixed to be equipped with wireless transceiver 11, has solved current similar structure, and most simple structure, the function is single, and needs personnel long-time control, is difficult to fine satisfying the demand in fact to influence the problem of work progress to a certain extent.

However, the AGV trolley is relatively fixed in bearing range, cannot correspondingly adjust according to the specification of carrying goods, does not have a limiting protection mechanism, and is not ideal in stability.

Disclosure of utility model

In order to solve the technical problems, the utility model provides an AGV trolley which solves the problems that the specification of carrying and transporting goods cannot be correspondingly adjusted according to the requirement in the prior art, and a limit protection mechanism is not provided.

The utility model provides an AGV dolly, includes, the dolly body, set up in bear the mechanism on the dolly body, set up in protection machanism on the dolly body to and set up the adjustment mechanism on protection machanism.

Preferably, the bearing mechanism comprises a fixed seat arranged at the top of the trolley body, inclined grooves are formed in two sides of the top of the fixed seat, a bidirectional motor is installed in the fixed seat, a threaded rod is installed at the output end of the bidirectional motor, an adjusting plate is connected with the periphery of the threaded rod in a threaded manner, a bearing plate is arranged at the top of the fixed seat, and a limiting rod is installed at the bottom of the bearing plate in a penetrating manner through the adjusting plate.

Preferably, the protection mechanism comprises a fixing frame arranged on the movable plate, a protection frame is arranged on the adjusting mechanism at the top of the fixing frame, an elastic band is arranged between the protection frames, and a fixing plate is arranged at the bottom of the fixing frame through an electric push rod.

Preferably, limiting plates are arranged on the surfaces of the two ends of the trolley body, and movable plates are arranged on fixed plates on the periphery of the limiting plates.

Preferably, the adjusting mechanism comprises a first fixing rod arranged on the fixing frame, a second fixing rod is arranged on the periphery of the first fixing rod, a first sliding block is arranged on the periphery of the first fixing rod, a first sliding groove is formed in the inner side surface of the second fixing rod on the periphery of the first sliding block, a third fixing rod is arranged on the periphery of the second fixing rod, a second sliding block is arranged on the periphery of the second fixing rod, a second sliding groove is formed in the inner side surface of the third fixing rod on the periphery of the second sliding block, and the bottom of the first fixing rod is connected with the output end of the electric push rod.

Preferably, the protection frame is provided with three groups, and three groups of protection frames are respectively positioned on the first fixing rod, the second fixing rod and the third fixing rod.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, the bidirectional motor is started when the goods are large, the bidirectional motor drives the adjusting plate and the bearing plate to move together through the threaded rod until the adjusting plate moves to the final position, so that the bearing plate descends to be positioned on the same horizontal plane with the fixing seat, and accordingly the bearing plate and the fixing seat cooperate together to carry out bearing work, when the transportation is finished or an object with a small volume needs to be transported, the adjusting plate is driven to retract into the fixing seat through the reverse of the threaded rod driven by the bidirectional motor, the bearing plate can be propped against the fixing seat under the inclined guide of the chute to return to the initial height position, the occupied area of the device is reduced, and the device is convenient for personnel to use.

2. According to the utility model, the electric push rod can be started after goods are placed on the device, the electric push rod can push the first fixing rod to move upwards, when the first fixing rod continuously moves upwards, the second fixing rod and the third fixing rod can be sequentially lifted through the first sliding block and the second sliding block, so that three groups of protection frames are adjusted to different heights, and therefore, the goods with different heights on the device are subjected to limit protection work, the stability in the carrying process is improved, the electric push rod drives the first fixing rod to descend after the work is finished, so that the multiple groups of protection frames return to the initial position, the occupied area of the device is reduced, and meanwhile, the goods can be placed and unloaded conveniently by workers.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a protection mechanism according to the present utility model;

FIG. 3 is a schematic view of a carrying mechanism according to the present utility model;

fig. 4 is a schematic structural view of an adjusting mechanism of the present utility model.

In the figure:

1. A trolley body; 2. a carrying mechanism; 3. a protective mechanism; 4. an adjusting mechanism;

201. A carrying plate; 202. a chute; 203. an adjusting plate; 204. a fixing seat; 205. a threaded rod; 206. a bi-directional motor; 207. a limit rod;

301. A fixing frame; 302. a protective frame; 303. an elastic band; 304. an electric push rod; 305. a movable plate; 306. a limiting plate; 307. a fixing plate;

401. A first fixing rod; 402. a second fixing rod; 403. a first chute; 404. a third fixing rod; 405. a second chute; 406. a first slider; 407. and a second slider.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4:

Embodiment one: the utility model provides an AGV trolley, which comprises a trolley body 1, a bearing mechanism 2 arranged on the trolley body 1, a protection mechanism 3 arranged on the trolley body 1 and an adjusting mechanism 4 arranged on the protection mechanism 3.

Specifically, the bearing mechanism 2 comprises a fixed seat 204 arranged at the top of the trolley body 1, inclined grooves 202 are formed in two sides of the top of the fixed seat 204, a bidirectional motor 206 is installed in the fixed seat 204, a threaded rod 205 is installed at the output end of the bidirectional motor 206, an adjusting plate 203 is connected to the periphery of the threaded rod 205 in a threaded manner, a bearing plate 201 is arranged at the top of the fixed seat 204, and a limiting rod 207 is installed at the bottom of the bearing plate 201 penetrating through the adjusting plate 203.

From the above, a user can place the goods to be transported and carried on the carrying plate 201 when using, then transport the goods through the trolley body 1, when the goods to be transported are larger, the bidirectional motor 206 can be started, the bidirectional motor 206 can drive the threaded rod 205 to rotate, thereby driving the two groups of adjusting plates 203 to move towards the two sides of the device through the threaded transmission of the threaded rod 205, the adjusting plates 203 can drive the carrying plate 201 to synchronously move through the limiting rod 207 in the moving process of the adjusting plates 203, the carrying plate 201 can be opened, the carrying plate 201 and the fixed seat 204 can carry out carrying work together, the carrying range of the device is increased, and when the carrying plate 201 moves to the final position, the carrying plate moves downwards through self gravity and under the limiting guide of the limiting rod 207, so that the chute 202 corresponds to the notch on the carrying plate 201, at this moment, the top surface of the carrying plate 201 can be in a synchronous level with the fixed seat 204, the convenience of placing the goods by the user, when the transportation is finished or the small objects to be transported, the adjusting plates 203 can be driven to reversely rotate through the threaded rod 206, the adjusting plates 204 can be driven by the threaded rod 205, the inclined guide of the adjusting plates 203 can be retracted into the initial position of the chute 204, and the occupied area of the device can be reduced.

Embodiment two: the present embodiment is basically the same as the previous embodiment, except that the protection mechanism 3 includes a fixing frame 301 disposed on a movable plate 305, a protection frame 302 is mounted on an adjusting mechanism 4 at the top of the fixing frame 301, an elastic band 303 is disposed between the protection frames 302, and a fixing plate 307 is mounted at the bottom of the fixing frame 301 through an electric push rod 304.

Specifically, limiting plates 306 are mounted on the surfaces of the two ends of the trolley body 1, and movable plates 305 are mounted on fixed plates 307 on the periphery of the limiting plates 306.

Further, the adjusting mechanism 4 comprises a first fixing rod 401 arranged on the fixing frame 301, a second fixing rod 402 is arranged on the periphery of the first fixing rod 401, a first sliding block 406 is arranged on the periphery of the first fixing rod 401, a first sliding groove 403 is formed in the inner side surface of the second fixing rod 402 on the periphery of the first sliding block 406, a third fixing rod 404 is arranged on the periphery of the second fixing rod 402, a second sliding block 407 is arranged on the periphery of the second fixing rod 402, a second sliding groove 405 is formed in the inner side surface of the third fixing rod 404 on the periphery of the second sliding block 407, and the bottom of the first fixing rod 401 is connected with the output end of the electric push rod 304.

Still further, the guard frames 302 are provided with three sets, and the three sets of guard frames 302 are respectively located on the first fixing bar 401, the second fixing bar 402 and the third fixing bar 404.

As can be seen from the above, when the operator expands the carrying plate 201, the fixing frame 301 and the fixing plate 307 are driven to move synchronously, so as to assist in supporting the carrying plate 201 by the electric push rod 304, thereby improving stability in the moving process, the protecting frame 302 limits and protects the stacked goods on the device, the elastic belt 303 is synchronously contracted and stretched when the fixing frame 301 moves along with the carrying plate 201, so as to always ensure the limiting operation, further improving stability of the device, when the user places the goods to be carried on the device, the electric push rod 304 is started, the electric push rod 304 drives the first fixing rod 401 to move upwards, the first sliding block 406 is driven to move synchronously when the first sliding block 406 moves to the final position of the first sliding groove 403, the second fixing rod 402 is supported to move synchronously upwards, the second sliding block 407 is driven to move synchronously when the second fixing rod 402 moves, when the second slider 407 moves to the final position of the second chute 405, the third fixing rod 404 is lifted and moves upwards synchronously, when the first fixing rod 401, the second fixing rod 402 and the third fixing rod 404 move upwards, the protection frame 302 is driven to move synchronously so as to cooperate with the elastic band 303 to limit and protect the cargo position, and because the first fixing rod 401, the second fixing rod 402 and the third fixing rod 404 do not move simultaneously but move continuously in sequence, when the electric push rod 304 is pushed up to the final position, the three groups of protection frames 302 are respectively positioned at different height positions to perform comprehensive limit and protect the cargo, the limit and protect effect is improved, after the work is finished, the electric push rod 304 is started to drive the first fixing rod 401 to move downwards, then the second fixing rod 402 and the third fixing rod 404 fall back to the original position by self weight, the device reduces the occupied area, and simultaneously facilitates the placement and the taking-out work of cargoes by staff, thereby improving the practicability of the device.

Working principle: when carrying and carrying work is carried out by utilizing the trolley body 1, the bidirectional motor 206 can be regulated according to the volume specification of cargoes, the bidirectional motor 206 can drive the regulating plate 203 to move along with the carrying plate 201 through the threaded rod 205 until the regulating plate 203 moves to a final position, so that the carrying plate 201 descends to be positioned on the same horizontal plane with the fixed seat 204, thereby carrying work together through the cooperation of the carrying plate 201 and the fixed seat 204, when the cargoes are placed on the device, the electric push rod 304 can be started, the electric push rod 304 can push the first fixing rod 401 to move upwards, when the first fixing rod 401 continuously moves upwards, the second fixing rod 402 and the third fixing rod 404 can be sequentially lifted up through the first sliding block 406 and the second sliding block 407, so that three groups of protection frames 302 are regulated to different heights, thereby carrying out limit protection work on cargoes with different heights on the device, stability in the carrying process is improved, the work is finished, the electric push rod 304 drives the first fixing rod 401 to descend, so that the plurality of groups of protection frames 302 return to the initial position, and simultaneously, the placing and unloading work of cargoes are convenient for workers.

While embodiments of the present utility model have been shown and described above for purposes of illustration and description, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. An AGV dolly, its characterized in that: the trolley comprises a trolley body (1), a bearing mechanism (2) arranged on the trolley body (1), a protection mechanism (3) arranged on the trolley body (1) and an adjusting mechanism (4) arranged on the protection mechanism (3);

The bearing mechanism (2) comprises a fixed seat (204) arranged at the top of the trolley body (1), inclined grooves (202) are formed in two sides of the top of the fixed seat (204), a bidirectional motor (206) is arranged in the fixed seat (204), a threaded rod (205) is arranged at the output end of the bidirectional motor (206), an adjusting plate (203) is connected with the periphery of the threaded rod (205) in a threaded manner, a bearing plate (201) is arranged at the top of the fixed seat (204), and a limiting rod (207) is arranged at the bottom of the bearing plate (201) in a penetrating manner through the adjusting plate (203);

Limiting plates (306) are arranged on the surfaces of two ends of the trolley body (1), and movable plates (305) are arranged on fixed plates (307) on the periphery of the limiting plates (306);

The protection mechanism (3) comprises a fixing frame (301) arranged on the movable plate (305), a protection frame (302) is arranged on an adjusting mechanism (4) at the top of the fixing frame (301), an elastic band (303) is arranged between the protection frames (302), and a fixing plate (307) is arranged at the bottom of the fixing frame (301) through an electric push rod (304).

2. The AGV cart of claim 1 wherein: the adjusting mechanism (4) comprises a first fixing rod (401) arranged on the fixing frame (301), a second fixing rod (402) is arranged on the periphery of the first fixing rod (401), a first sliding block (406) is arranged on the periphery of the first fixing rod (401), a first sliding groove (403) is formed in the inner side surface of the second fixing rod (402) on the periphery of the first sliding block (406), a third fixing rod (404) is arranged on the periphery of the second fixing rod (402), a second sliding block (407) is arranged on the periphery of the second fixing rod (402), a second sliding groove (405) is formed in the inner side surface of the third fixing rod (404) on the periphery of the second sliding block (407), and the bottom of the first fixing rod (401) is connected with the output end of the electric push rod (304).

3. The AGV cart of claim 1 wherein: the protection frame (302) is provided with three groups, and the three groups of protection frames (302) are respectively positioned on a first fixing rod (401), a second fixing rod (402) and a third fixing rod (404).