CN216711480U - Automatic guide dolly lifting mechanism - Google Patents
Automatic guide dolly lifting mechanism Download PDFInfo
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- CN216711480U CN216711480U CN202122900875.5U CN202122900875U CN216711480U CN 216711480 U CN216711480 U CN 216711480U CN 202122900875 U CN202122900875 U CN 202122900875U CN 216711480 U CN216711480 U CN 216711480U
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Abstract
The utility model relates to the technical field of AGV trolley lifting, in particular to an automatic guided trolley lifting mechanism, which comprises a vertically arranged rack, wherein a support frame capable of lifting is arranged on the rack, the support frame supports cargoes to be lifted, a driving mechanism for driving the support frame to lift is arranged on the rack, the driving mechanism comprises a chain wheel and chain transmission mechanism, the chain wheel and chain transmission mechanism comprises a transmission chain, the support frame is fixedly arranged on the transmission chain, a power part for driving the transmission chain to move is arranged at the bottom of the rack, a bottom plate can be fully matched with the power part, and the floor area of the power part is compressed; the transmission chain is matched with the power part in a transmission mode, so that the support frame is driven to move to achieve lifting transmission, the chain transmission achieves meshing of the chain and the sprocket teeth to transmit power, synchronous lifting is achieved, the phenomenon that the lifting platform is inclined in the lifting process and the defects caused by the inclination phenomenon are avoided, and the lifting platform is particularly suitable for equipment such as an AGV and the like which have high requirements on stability and accuracy of actions.
Description
Technical Field
The utility model relates to the technical field of AGV trolley lifting, in particular to an automatic guide trolley lifting mechanism.
Background
When the AGV trolley bears the cargos, the AGV trolley needs to be lifted to the parallel and level state of the connection equipment to realize the delivery of the cargos, the existing lifting mechanism mostly adopts a spiral lifting mechanism, and if a lifting platform is large, a plurality of spiral lifting machines are mostly rigidly communicated to realize synchronous linkage lifting action.
The lifting mechanism is divided into a direct pushing type and a connecting rod combined type, and a hydraulic cylinder or an air cylinder or a motor is used for providing power. At present, a large number of hydraulic cylinders are adopted in the market as power sources, and the hydraulic cylinders are hydraulic actuating elements which convert hydraulic pressure into mechanical energy and perform linear reciprocating motion or swinging motion. When it is used to realize reciprocating motion, it can omit speed reducer. But the pneumatic cylinder drive pollutes greatly, maintains inconveniently, can not be applied to dust-free workshop, and the pneumatic cylinder is bulky moreover, so most automatic guide dolly lifting mechanism on the existing market all have bulky, and area is great, and the suitability is not strong.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automatic guide trolley lifting mechanism aiming at the defects of the prior art.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides an automatic guide dolly lifting mechanism, includes the vertical frame of placing, but installs lifting motion's support frame in the frame, is provided with the actuating mechanism who drives the support frame lift in the frame, and actuating mechanism includes the sprocket chain drive mechanism who arranges along the vertical direction of frame, and sprocket chain drive mechanism includes drive chain, and support frame fixed mounting is on drive chain, and the frame bottom is provided with the power spare that drives drive chain motion, and the frame bottom is provided with the bottom plate that has the support power spare.
Further: the top end and the bottom end of the support frame are respectively provided with an installation block connected with the transmission chain, and two ends of the transmission chain are respectively fixed on the installation blocks at the top end and the bottom end of the support frame.
And further: the chain wheel and chain transmission mechanism comprises an upper chain wheel group, a lower chain wheel group and two transmission chains which are arranged in parallel, each transmission chain comprises a left chain and a right chain, each upper driving chain wheel group and each lower driving chain wheel group respectively comprise two driving chain wheels, and the left chains are respectively in transmission connection with the driving chain wheels at the left ends of the upper chain wheel group and the lower chain wheel group; the driving chain wheels at the right ends of the upper chain wheel set and the lower chain wheel set are in transmission connection with the right chain.
Further: guide shafts are vertically arranged at two ends of the rack along the length direction, and guide holes which are coaxially matched with the support frame are formed at two ends of the support frame.
And further: the frame still includes a pair of parallel arrangement's stand, and the guiding axle laminating is installed in the stand inside wall, and the support frame both ends are installed a plurality of shaping and are had the sliding block of guiding hole, stand top and bottom are installed respectively with support frame complex travel switch.
Further: the top and the bottom between the stand columns are respectively provided with a rotating shaft for driving the driving chain wheel to rotate, a plurality of back plates which are parallel to each other are further arranged between the stand columns, one of the back plates is positioned at the middle end of the stand column, and an anti-falling chain is connected between the back plate and the supporting frame.
Further: the length of the anti-falling chain does not exceed 1/2 of the length of the stander.
And further: the support frame includes the left branch fagging of being connected with left chain and the right branch fagging of being connected with right chain, and the level is provided with the connecting plate between left branch fagging and the right branch fagging to install the bracing piece that the level stretched out forward at the connecting plate both ends.
Further: the power part is the motor that just reverses, and just reverse motor and the axis of rotation transmission fit of installing on the bottom plate all are provided with the rib plate piece, and guiding axle top and bottom all are provided with the stopper.
The utility model has the beneficial effects that: according to the lifting mechanism of the automatic guide trolley, the bottom plate can be fully matched with the power part, so that the floor area of the power part is compressed; the transmission chain is matched with the power part in a transmission manner, so that the support frame is driven to move to realize lifting transmission, the chain and the sprocket teeth are meshed by the chain transmission to transmit power, synchronous lifting is realized, the inclination phenomenon in the lifting process of the lifting platform and the defects caused by the inclination phenomenon are avoided, and the lifting platform is particularly suitable for equipment such as an AGV (automatic guided vehicle) with higher requirements on stability and accuracy of actions.
Drawings
Fig. 1 is a schematic structural diagram of the trolley lifting mechanism in the shaft side direction.
Fig. 2 is a schematic structural view of another view angle of the trolley lifting mechanism, hiding the cover plate of the supporting frame.
Fig. 3 is a partially enlarged view of fig. 2, including a structural view of the support frame.
Fig. 4 is a partial enlarged view of fig. 1, including a chain and sprocket drive structure mounted to the bottom of the frame.
The reference numerals include:
1-frame
11-upright post 12-guide shaft 13-bottom plate 14-back plate 15-anti-falling chain
16-travel switch 17-photoelectric sensor
2-chain wheel and chain transmission mechanism
21-left chain 22-right chain 23-driving chain wheel 24-rotating shaft
25-positive and negative rotation motor
3-support frame
30-left support plate 31-right support plate 32-connecting plate 33-support rod
34-mounting block 35-sliding block 36-guiding hole 37-rib plate block 38-limiting block.
Detailed Description
The present invention is described in detail below with reference to the attached drawings.
As shown in fig. 1-4, an automatic guided vehicle lifting mechanism, including the vertical frame 1 of placing, but install lifting motion's support frame 3 in the frame 1, but support frame 3 supports the goods that need lift, be provided with the actuating mechanism who drives support frame 3 lift in the frame 1, actuating mechanism includes the sprocket chain drive mechanism 2 of arranging along the vertical direction of frame 1, sprocket chain drive mechanism 2 includes drive chain, support frame 3 fixed mounting is on drive chain, frame 1 bottom is provided with the power spare that drives the motion of drive chain, frame 1 bottom is provided with bottom plate 13 that has the support power spare, bottom plate 13 can fully cooperate with the power spare, compress the area of power spare.
The transmission cooperation between drive chain and the power spare, drive chain simultaneous movement, thereby drive 3 motion realization lifting transmission of support frame, chain drive realizes that the meshing of chain and sprocket teeth of a cogwheel comes the transmission power, realize synchronous lifting, adopt chain drive to realize the stability and the accuracy nature of support frame 3, in order to guarantee the synchronism when each corner of lifting platform lifts, avoid lifting platform to lift the slope phenomenon of in-process, and the harmfulness that its slope phenomenon brought, be particularly suitable for the higher equipment of stability, accuracy requirement to the action such as AGV. And the lifting is realized through chain transmission, so that the lifting mechanism has a more compact structure and low space occupancy rate, and can be arranged in a smaller space.
Specifically, the chain wheel and chain transmission mechanism 2 comprises an upper chain wheel set, a lower chain wheel set and two transmission chains which are arranged in parallel, each transmission chain comprises a left chain 21 and a right chain 22, each upper driving chain wheel set and each lower driving chain wheel set respectively comprise two driving chain wheels 23, the left chains 21 are respectively in transmission connection with the driving chain wheels 23 at the left ends of the upper chain wheel set and the lower chain wheel sets and are aligned in the vertical direction, and transmission precision is improved; the driving chain wheel 23 at the right end of the upper chain wheel set and the lower chain wheel set is in transmission connection with the right chain 22;
the two ends of the frame 1 are provided with guide shafts 12 along the length direction, and the two ends of the support frame 3 are formed with guide holes 36 coaxially matched with the support frame 3; frame 1 still includes a pair of parallel arrangement's stand 11, and the laminating of guiding axle 12 is installed in 11 inside walls of stand, and a plurality of shaping are installed at support frame 3 both ends have the sliding block 35 of guiding hole 36, and the shaping has sliding block 35 and the guiding hole 36 coaxial fit with the partly surrounding ground of guiding hole 36, realizes sliding fit, and when support frame 3 goes up and down, can be to playing the guide effect, prevent that the phenomenon of skew from appearing in support frame 3, improves and lifts stability, and in addition, guiding axle 12 top and bottom all are provided with stopper 38, prevent that support frame 3 from breaking away from frame 1 when elevating movement.
The top and the bottom between the upright posts 11 are respectively provided with a rotating shaft 24 for driving the driving chain wheel 23 to rotate, and the driving chain wheels 23 are arranged on the rotating shaft 24 at intervals; the power part is just reversing motor 25, just reversing motor 25 passes through belt drive mechanism and 24 transmission cooperations of axis of rotation, it rotates to drive axis of rotation 24, bottom plate 14 is just reversing motor 25 and is supported, just reversing motor 25 and the axis of rotation 24 transmission cooperation of installing on bottom plate 13, stand 11 top and bottom all are provided with rib plate piece 37, improve the overall structure stability of frame 1, just reversing motor 25 drives axis of rotation 24 and rotates, axis of rotation 24 of lower part drives two drive sprocket 23 of installing in axis of rotation 24 on upper portion and rotates, drive chain and drive sprocket 23 rotary part meshing are with the drive sprocket 23 of synchronous drive top, drive chain drives the drive sprocket 23 rotation of top and realizes the transmission of lifting.
The support frame 3 comprises a left support plate 30 connected with the left chain 21 and a right support plate 31 connected with the right chain 22, a connecting plate 32 is horizontally arranged between the left support plate 30 and the right support plate 31, and support rods 33 horizontally extending forwards are arranged at two ends of the connecting plate 32; the goods are supported through the supporting rod 33, and lifting is achieved.
One example of which; a lifting mechanism for an automatic guided vehicle is mounted on an AGV so that the AGV can carry goods at a height of 0.2-2.0 m and can also increase the lifting height by increasing the length of a chain and the length of a support rod 33. According to the scheme, the problem that the lifting stroke range of the conventional AGV is small can be solved, and the applicability of the AGV is greatly improved.
The lifting mechanism greatly improves the transmission efficiency of the driving structure because the distance between the adjacent driving chain wheels 23 is short; the transmission chain is in flexible contact with the driving chain wheel 23, so that the first rotating part is effectively protected, the service life of the first rotating part is prolonged, the use cost and the service life of the lifting mechanism are reduced, the transmission chain is light in weight, the first rotating part is convenient to mount and dismount, and later maintenance, repair and replacement are facilitated; therefore, the overall structure of the lifting platform is lighter, and the lifting platform is convenient to mount, dismount and maintain.
The AGV automatic guiding trolley lifting mechanism adopts the combination of motor driving and chain transmission, and solves the problem that the goods lifting mechanism with the volume of more than 50 kilograms is overlarge.
The Automatic Guided Vehicle (AGV) lifting mechanism provided by the utility model uses two photoelectric sensors 17 and two micro switches to realize the foolproof effect, and a firm outer frame is added to prevent people from being scratched by chains, so that the use safety of the AGV is greatly improved.
The three-color light bars are used around the top of the Automatic Guided Vehicle (AGV) lifting mechanism to realize the running state indication and warning functions of the equipment, the running state is monitored and observed constantly, and the use safety and operability of the AGV are improved. Realized solving the bulky problem of the goods lifting mechanism more than 50 kilograms of transport, use cost is low and long service life's advantage, the structure is more light and handy, is convenient for lift platform's installation and dismantlement function to solve traditional AGV and lift the little problem of stroke range, great improvement AGV's suitability.
In conclusion, the present invention has the above-mentioned excellent characteristics, so that it can be used to enhance the performance of the prior art and has practicability, and becomes a product with practical value.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (9)
1. The utility model provides an automatic guide dolly lifting mechanism which characterized in that: including the vertical frame of placing, install liftable's support frame in the frame, be provided with the actuating mechanism who drives the support frame and go up and down in the frame, actuating mechanism includes the sprocket chain drive mechanism who arranges along the vertical direction of frame, sprocket chain drive mechanism includes drive chain, and support frame fixed mounting is on drive chain, and the frame bottom is provided with the power spare that drives the drive chain motion, and the frame bottom is provided with the bottom plate that has the support power spare.
2. The automated guided vehicle lift mechanism of claim 1, wherein: the top end and the bottom end of the support frame are respectively provided with an installation block connected with the transmission chain, and two ends of the transmission chain are respectively fixed on the installation blocks at the top end and the bottom end of the support frame.
3. The automated guided vehicle lift mechanism of claim 1 or 2, wherein: the chain wheel and chain transmission mechanism comprises an upper chain wheel group, a lower chain wheel group and two transmission chains which are arranged in parallel, each transmission chain comprises a left chain and a right chain, each upper driving chain wheel group and each lower driving chain wheel group respectively comprise two driving chain wheels, and the left chains are respectively in transmission connection with the driving chain wheels at the left ends of the upper chain wheel group and the lower chain wheel group; the driving chain wheels at the right ends of the upper chain wheel set and the lower chain wheel set are in transmission connection with the right chain.
4. The automated guided vehicle lifting mechanism of claim 3, wherein: guide shafts are vertically arranged at two ends of the rack along the length direction, and guide holes which are coaxially matched with the support frame are formed at two ends of the support frame.
5. The automated guided vehicle lifting mechanism of claim 4, wherein: the frame still includes a pair of parallel arrangement's stand, and the guiding axle laminating is installed in the stand inside wall, and the support frame both ends are installed a plurality of shaping and are had the sliding block of guiding hole, stand top and bottom are installed respectively with support frame complex travel switch.
6. The automated guided vehicle lifting mechanism of claim 5, wherein: the top and the bottom between the stand columns are respectively provided with a rotating shaft for driving the driving chain wheel to rotate, a plurality of back plates which are parallel to each other are further arranged between the stand columns, one of the back plates is positioned at the middle end of the stand column, and an anti-falling chain is connected between the back plate and the supporting frame.
7. The automated guided vehicle lifting mechanism of claim 6, wherein: the length of the anti-falling chain does not exceed 1/2 of the length of the stander.
8. The automated guided vehicle lifting mechanism of claim 3, wherein: the support frame includes the left branch fagging of being connected with left chain and the right branch fagging of being connected with right chain, and the level is provided with the connecting plate between left branch fagging and the right branch fagging to the bracing piece that stretches out forward horizontally is installed at the connecting plate both ends.
9. The automated guided vehicle lifting mechanism of claim 6 or 7, wherein: the power part is a positive and negative rotation motor, the positive and negative rotation motor is in transmission fit with a rotating shaft arranged on the bottom plate, rib plate blocks are arranged at the top and the bottom of the stand column, and limiting blocks are arranged at the top and the bottom of the guide shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122900875.5U CN216711480U (en) | 2021-11-24 | 2021-11-24 | Automatic guide dolly lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122900875.5U CN216711480U (en) | 2021-11-24 | 2021-11-24 | Automatic guide dolly lifting mechanism |
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| Publication Number | Publication Date |
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| CN216711480U true CN216711480U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122900875.5U Active CN216711480U (en) | 2021-11-24 | 2021-11-24 | Automatic guide dolly lifting mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117754783A (en) * | 2024-02-22 | 2024-03-26 | 胜利新大新材料股份有限公司 | step-by-step heating curing device for composite material and transmission device thereof |
-
2021
- 2021-11-24 CN CN202122900875.5U patent/CN216711480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117754783A (en) * | 2024-02-22 | 2024-03-26 | 胜利新大新材料股份有限公司 | step-by-step heating curing device for composite material and transmission device thereof |
| CN117754783B (en) * | 2024-02-22 | 2024-05-03 | 胜利新大新材料股份有限公司 | Step-by-step heating curing device for composite material and transmission device thereof |
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