CN217946604U

CN217946604U - Relay lifting platform

Info

Publication number: CN217946604U
Application number: CN202222026339.1U
Authority: CN
Inventors: 虞凯; 何俊杰; 刘莉
Original assignee: Wuxi Jiawen Conveying Equipment Co ltd
Current assignee: Wuxi Jiawen Conveying Equipment Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-12-02
Anticipated expiration: 2032-08-01

Abstract

The utility model relates to a relay lifting platform, which comprises a traveling track arranged at intervals on the left and the right, wherein a left fixing frame and a right fixing frame are respectively arranged outside the two sides of the traveling track, and a left lifting frame and a right lifting frame are respectively arranged on the left fixing frame and the right fixing frame; the left lifting frame moves up and down relative to the left fixing frame, and the right lifting frame moves up and down relative to the right fixing frame; the chain assembly I is arranged between the motor and the left lifting frame, the chain assembly II is arranged between the left lifting frame and the right lifting frame, and a long chain in the chain assembly II is distributed from the left side to the right side through the lower part of the moving track; the motor pulls the left lifting frame to move up and down through the short chain in the chain assembly I, and the left lifting frame pulls the right lifting frame to move up or down synchronously through the long chain, so that the left lifting frame and the right lifting frame can move up or down synchronously through the power of the motor, the lifting relay is realized, and the lifting relay is particularly suitable for occasions with low lifting height requirements and has good practicability.

Description

Relay lifting platform

Technical Field

The utility model belongs to the technical field of the line machine of dividing a word with a hyphen at end of a line technique and specifically relates to a relay elevating platform.

Background

In automobile manufacturing enterprises, a skid type conveyor line is the most widely used one, and in the skid type conveyor line, a shifting machine is generally equipped to shift a skid body on each conveyor line.

In the prior art, a plurality of traveling machines share one traveling track, and the traveling machines have the problem of mutual road occupation interference because the traveling machines are required to mutually transfer prying bodies among different accumulation channels. When one machine works, the machine in the affected area stops working to give way, so that the working efficiency of the machine is greatly reduced, and the working rhythm of the whole production line is directly affected. On the other hand, too far moving and conveying distance of a single transfer machine will also seriously affect conveying efficiency and production rhythm.

SUMMERY OF THE UTILITY MODEL

The applicant provides a relay lifting table with a reasonable structure aiming at the defects in the prior art, so that the transfer of conveying between two groups of transitional machines is realized through transfer relay, the conveying efficiency is improved, the production rhythm is guaranteed, and the relay lifting table is particularly suitable for occasions with low requirements on lifting height.

The utility model discloses the technical scheme who adopts as follows:

a relay lifting platform comprises a moving track arranged at left and right intervals, wherein a left fixing frame and a right fixing frame are respectively arranged outside the two sides of the moving track, and a left lifting frame and a right lifting frame are respectively arranged on the left fixing frame and the right fixing frame; the left lifting frame moves up and down relative to the left fixing frame, and the right lifting frame moves up and down relative to the right fixing frame; the chain assembly I is arranged between the motor and the left lifting frame, the chain assembly II is arranged between the left lifting frame and the right lifting frame, and a long chain in the chain assembly II is distributed from the left side to the right side through the lower part of the traveling track; the motor pulls the left lifting frame to move up and down through a short chain in the chain assembly I, and the left lifting frame pulls the right lifting frame to move up or down synchronously through a long chain.

As a further improvement of the above technical solution:

the motor is arranged on the left fixing frame, the output end of the motor is horizontally arranged in the front-back direction, and the output end of the motor is provided with a driving chain wheel; the lower part of the left side of the left lifting frame below the driving chain wheel is rotatably provided with a lifting wheel, a short chain penetrates through the lower part of the lifting wheel along the circumferential direction, one end of the short chain is fixedly wound on the driving chain wheel, and the other end of the short chain is fixed on the left lifting frame above the lifting wheel to form a chain assembly I.

A first steering wheel is rotatably mounted on the left fixing frame on the right side of the left lifting frame, a second steering wheel and a third steering wheel are rotatably mounted on the right fixing frame on the right side of the right lifting frame at intervals from top to bottom, and the second steering wheel is positioned above the third steering wheel; one end of the long chain is fixed at the right side face of the left lifting frame above the first steering wheel, the long chain sequentially bypasses the second steering wheel from the lower part of the first steering wheel in a three-way mode through the second steering wheel, and the other end of the long chain is fixed at the right side face of the right lifting frame below the second steering wheel, so that a second chain assembly is formed.

The axial directions of the first steering wheel, the second steering wheel and the third steering wheel are front and back directions, and the first steering wheel, the second steering wheel and the third steering wheel are rotatably installed by taking the respective axial directions as centers.

A chain channel is arranged between the left fixing frame and the right fixing frame at intervals, the cross section of the chain channel is of an inverted C-shaped structure, and a long chain penetrates through the chain channel from the lower part along the length direction; the chain channel is arranged below the moving track and is relatively fixed.

C-shaped steel which is arranged in opposite directions is installed in the left fixing frame at intervals in the front and back direction, and two groups of the C-shaped steel form a lifting track for the left lifting frame to move up and down together; the right fixing frame is internally provided with the same lifting track.

The left fixing frame is provided with a guide wheel component for the left lifting frame to move up and down, and the right fixing frame is provided with the same guide wheel component for the right lifting frame to move up and down.

Guide wheel assemblies are symmetrically arranged in the left fixing frame front and back, and two groups of guide wheel assemblies are arranged on the front wall surface and the back wall surface of the left fixing frame at intervals up and down; four groups of guide wheel assemblies are also distributed on the right fixing frame.

The structure of the single-group guide wheel assembly is as follows: the transverse guide wheels are arranged at left and right intervals, the axial directions of the transverse guide wheels are both the front and back directions, and longitudinal guide wheels are arranged above or below the interval middle parts of the two groups of transverse guide wheels; the outer circumferential wall surfaces of the two groups of transverse guide wheels and the outer circumferential wall surface of the longitudinal guide wheel are tangent to the end part of the left lifting frame or the end part of the right lifting frame in a sliding manner.

The transfer rails positioned in front of and behind the relay lifting platform are provided with transfer machines, and the relay lifting platform transfers relay between the two transfer machines.

The beneficial effects of the utility model are as follows:

the utility model has compact and reasonable structure and convenient use, realizes the synchronous upward or downward movement of the left lifting frame and the right lifting frame by the power of one motor, realizes the lifting relay, is particularly suitable for occasions with low lifting height requirement, and has good practicability;

the relay lifting platform of the utility model is used between two groups of transitional machines, thereby realizing the relay turnover during the conveying between the two groups of transitional machines, helping to improve the conveying efficiency and ensuring the production beat;

the utility model discloses still include following advantage:

the short chain is gradually wound and shortened by the rotation of the motor, so that the left lifting frame is pulled to move upwards by the gradually shortened short chain; the left lifting frame moves upwards to pull the end part of the long chain to move upwards synchronously, so that the right lifting frame at the other end is pulled by the long chain to move upwards synchronously; therefore, the synchronous upward movement of the left lifting frame and the right lifting frame under the driving of the same group of power is realized; when the lifting frame moves downwards, the motor rotates reversely, the short chain gradually winds out from the driving chain wheel to be lengthened, and therefore the left lifting frame and the right lifting frame synchronously move downwards under the action of gravity;

the guide wheel assembly is arranged to support the left lifting frame or the right lifting frame in the front-back and left-right directions, so that the up-down movement of the guide wheel assembly in the lifting track is more reliable, stable and smooth.

Drawings

Fig. 1 is a schematic view of the usage state of the present invention.

Fig. 2 is a schematic structural view (in a top view direction) of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is the installation schematic diagram of the first chain component and the second chain component at the left lifting frame of the utility model.

Fig. 5 is the installation schematic diagram of the chain component two at the right lifting frame.

Fig. 6 is a schematic structural view of the left fixing frame of the present invention.

Fig. 7 is a schematic structural view of the right fixing frame of the present invention.

Wherein: 1. a left fixed mount; 2. a left lifting frame; 3. a right fixing frame; 4. a right lifting frame; 5. a motor; 6. a first chain component; 7. a second chain assembly; 8. a chain channel; 9. a guide wheel assembly; 10. a transfer machine; 20. a traveling track;

11. a lifting rail; 12. a wheel groove; 13. a motor base; 14. a first fixed wheel seat; 15. a support;

31. a second fixed wheel seat; 32. a third fixed wheel seat;

61. a drive sprocket; 62. a lifting wheel; 63. a first fixing component; 621. a lifting wheel seat;

71. a first steering wheel; 72. a second fixing component; 73. a second steering wheel; 74. a third steering wheel; 75. a fixed seat;

91. a transverse guide wheel; 92. a longitudinal guide wheel.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 and fig. 2, the relay lifting platform of the present embodiment includes a moving track 20 arranged at left and right intervals, a left fixing frame 1 and a right fixing frame 3 are respectively installed outside two sides of the moving track 20, and a left lifting frame 2 and a right lifting frame 4 are respectively installed on the left fixing frame 1 and the right fixing frame 3; the left lifting frame 2 moves up and down relative to the left fixing frame 1, and the right lifting frame 4 moves up and down relative to the right fixing frame 3; the chain assembly I6 is arranged between the motor 5 and the left lifting frame 2, the chain assembly II 7 is arranged between the left lifting frame 2 and the right lifting frame 4, and a long chain in the chain assembly II 7 is distributed from the left side to the right side through the lower part of the traveling rail 20; the motor 5 pulls the left lifting frame 2 to move up and down through a short chain in the chain assembly I6, and the left lifting frame 2 pulls the right lifting frame 4 to move up or down synchronously through a long chain.

In the embodiment, the left lifting frame 2 and the right lifting frame 4 synchronously move upwards or downwards by the power of one motor 5, so that the lifting relay is realized, and the lifting relay is particularly suitable for occasions with low lifting height requirements.

In the embodiment, the top surfaces of the left lifting frame 2 and the right lifting frame 4 jointly form a bearing surface for bearing the relay lifting platform, and the bearing surface is used for supporting an external transfer article.

Further, as shown in fig. 4, the motor 5 is mounted on the left fixing frame 1, the output end of the motor 5 is horizontally arranged in the front-back direction, and the output end of the motor 5 is mounted with a driving sprocket 61; the lower part of the left side of the left lifting frame 2 positioned below the driving chain wheel 61 is rotatably provided with a lifting wheel 62, a short chain penetrates through the lower part of the lifting wheel 62 along the circumferential direction, one end of the short chain is fixedly wound on the driving chain wheel 61, and the other end of the short chain is fixed on the left lifting frame 2 above the lifting wheel 62 to form a chain assembly I6.

In this embodiment, the rotation of the motor 5 will make the short chain gradually wind around the driving sprocket 61 and gradually shorten, the shortened short chain drives the lifting wheel 62 to go upward, the left lifting frame 2 goes upward relative to the left fixing frame 1 along with the lifting wheel 62, and the length of the short chain is shortened due to winding through the upward approach of the lifting wheel 62 and the driving sprocket 61.

In this embodiment, the left lifting frame 2 is provided with a lifting wheel seat 621 extending leftwards, and the lifting wheel 62 is rotatably mounted through the lifting wheel seat 621; the left lifting frame 2 above the lifting wheel seat 621 is provided with a first fixing component 63, and the end part of the short chain passes through a hole on the first fixing component 63 and is relatively fixed.

The axial direction of the lifting wheel 62 coincides with the axial direction of the drive sprocket 61.

Further, as shown in fig. 4 and 5, a first steering wheel 71 is rotatably mounted on the left fixing frame 1 on the right side of the left lifting frame 2, a second steering wheel 73 and a third steering wheel 74 are rotatably mounted on the right fixing frame 4 on the right side of the right lifting frame 4 at intervals from top to bottom, and the second steering wheel 73 is located above the third steering wheel 74; one end of a long chain is fixed on the right side face of the left lifting frame 2 above the first steering wheel 71, the long chain sequentially bypasses the second steering wheel 73 from the lower side of the first steering wheel 71 through the third steering wheel 74, and the other end of the long chain is fixed on the right side face of the right lifting frame 4 below the second steering wheel 73 to form a second chain assembly 7.

In the embodiment, the motor 5 rotates to enable the short chain to be wound on the driving chain wheel 61 gradually to be shortened, so that the left lifting frame 2 is pulled to move upwards through the short chain which is shortened gradually; the left lifting frame 2 moves upwards to pull the end part of the long chain to move upwards synchronously, so that the right lifting frame 4 at the other end is pulled by the long chain to move upwards synchronously; therefore, the left lifting frame 2 and the right lifting frame 4 synchronously move upwards under the driving of the same group of power; when the lifting frame moves downwards, the motor 5 rotates reversely, the short chain gradually winds out from the driving chain wheel 61 for lengthening, and therefore the left lifting frame 2 and the right lifting frame 4 synchronously move downwards under the action of gravity.

In this embodiment, the long chain is wound by the two steering wheels 73 and the three steering wheels 74, so that the long chain is mounted at the end of the right crane 4 and can pull the right crane 4 upwards.

In this embodiment, the second fixing assembly 72 is installed on the left lifting frame 2 above the first steering wheel 71, the fixing base 75 is installed on the right lifting frame 4 below the second steering wheel 73, and the second fixing assembly 72 and the fixing base 75 are respectively fixedly connected with the end parts of the two ends of the long chain.

The method comprises the following specific steps: and through holes are respectively formed in the second fixing assembly 72 and the fixing seat 75, and the end part of the long chain is fixed after passing through the holes.

Further, the first steerable wheels 71, the second steerable wheels 73, and the third steerable wheels 74 are arranged in the front-rear direction in the axial direction, and are rotatably mounted around the respective axial directions.

Further, a chain channel 8 is arranged between the left fixing frame 1 and the right fixing frame 3 at intervals, the cross section of the chain channel 8 is of an inverted C-shaped structure, and a long chain penetrates through the chain channel 8 from the lower side along the length direction; the chain channel 8 is arranged below the traveling rail 20 and is fixed relatively.

In this embodiment, the chain channel 8 may be fixedly installed on the ground below the traveling rail 20; the chain channel 8 provides a guide for the long chain to move in the length direction.

Further, as shown in fig. 3, C-shaped steels arranged in opposite directions are installed in the left fixing frame 1 at intervals in the front and back direction, and the two groups of C-shaped steels jointly form a lifting rail 11 for the left lifting frame 2 to move up and down; the right fixing frame 3 is provided with the same lifting rail 11.

The left fixing frame 1 is provided with a guide wheel assembly 9 for the left lifting frame 2 to move up and down, and the right fixing frame 3 is provided with the same guide wheel assembly 9 for the right lifting frame 3 to move up and down.

Guide wheel assemblies 9 are symmetrically arranged in the left fixing frame 1 from front to back, and two groups of guide wheel assemblies 9 are arranged on the front wall surface and the rear wall surface of the left fixing frame 1 at intervals from top to bottom; four groups of guide wheel assemblies 9 are also distributed on the right fixing frame 3.

In this embodiment, the guide wheel assembly 9 is installed on the wall surface of the lifting rail 11, and provides a guiding function for the up-and-down movement of the left lifting frame 2 relative to the left fixing frame 1 and the right lifting frame 4 relative to the right fixing frame 3.

Further, the structure of the single group of guide wheel assemblies 9 is as follows: the device comprises transverse guide wheels 91 arranged at left and right intervals, the axial directions of the transverse guide wheels 91 are both the front and back directions, and longitudinal guide wheels 92 are arranged above or below the interval middle parts of the two groups of transverse guide wheels 91; the outer circumferential wall surfaces of the two groups of transverse guide wheels 91 and the outer circumferential wall surface of the longitudinal guide wheel 92 are in sliding tangency with the end part of the left lifting frame 2 or the end part of the right lifting frame 4.

The arrangement of the transverse guide wheel 91 and the longitudinal guide wheel 92 in the guide wheel assembly 9 provides support for the left lifting frame 2 or the right lifting frame 4 in the front-back and left-right directions, so that the up-down movement of the left lifting frame 2 or the right lifting frame 4 in the lifting track 11 is more reliable, stable and smooth.

In this embodiment, the left fixing frame 1 and the right fixing frame 3 each include a support 15, the support 15 is provided with C-shaped steels arranged in opposite directions at intervals in front and back to form a lifting rail 11, and the front side and the back side of the lifting rail 11 are both provided with inner and outer through wheel grooves 12 for mounting the guide wheel assembly 9.

Specifically, as shown in fig. 6, a motor base 13 for supporting and installing the motor 5 is further installed on one side of the support 15 of the left fixing frame 1, and the height of the driving sprocket 61 at the output end of the motor 5 is higher than the height of the lifting wheel 62 on the left lifting frame 2 through the arrangement of the motor base 13; the lower part of the other side of the support 15 is also provided with a first fixed wheel seat 14, and a first steering wheel 71 is rotatably arranged through the first fixed wheel seat 14.

Specifically, as shown in fig. 7, a second fixed wheel seat 31 and a third fixed wheel seat 32 are installed on the support 15 of the right fixed frame 3 at intervals up and down, a second steering wheel 73 is installed on the second fixed wheel seat 31 in a rotating manner, and a third steering wheel 74 is installed on the third fixed wheel seat 32 in a rotating manner.

In this embodiment, the transitional tracks 20 located in front of and behind the relay lifting platform are equipped with the transitional machines 10, and the relay lifting platform performs relay between two groups of transitional machines 10.

The relay lifting platform is used between the two groups of the transitional machines 10, so that relay turnover during conveying between the two groups of the transitional machines 10 is realized, the conveying efficiency is improved, and the production rhythm is guaranteed.

The specific use mode is as follows:

one group of the moving machine 10 lifts the sledge body to be placed on the supporting surface of the relay lifting platform, the motor 5 works, a short chain is wound on the driving chain wheel 61 in a sleeving manner, the left lifting frame 2 is pulled to move upwards, meanwhile, the left lifting frame 2 pulls the right lifting frame 4 to move upwards through a long chain, so that the sledge body is lifted by the left lifting frame 2 and the right lifting frame 4 to be separated from the moving machine 10, and the moving machine 10 can remove the other sledge body;

then, another transfer machine 10 moves to the position of the relay lifting platform along the transfer track 20, the motor 5 works reversely, the short chain winds out from the driving chain wheel 61, the left lifting frame 2 and the right lifting frame 4 move downwards under the action of gravity, so that the relay lifting platform puts the sledge body on the transfer machine 10, the sledge body is transferred by the transfer machine 10, and the transfer relay between two groups of transfer machines 10 on the same group of transfer track 20 is realized through the relay lifting platform.

The two transfer machines 10 are in coordinated and matched operation, and the problem that the transfer machines 10 occupy the channel to interfere or are far away in conveying distance is solved by combining the arrangement and the use of the relay lifting platform.

The utility model discloses compact structure is ingenious, and through the turnover relay, the helping hand is in promoting conveying efficiency, and the guarantee production beat is particularly useful for the occasion that the high requirement of lift is not high.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.

Claims

1. The utility model provides a relay elevating platform, includes the orbit of moving (20) that left and right sides interval set up, its characterized in that: the outer parts of two sides of the moving track (20) are respectively provided with a left fixing frame (1) and a right fixing frame (3), and the left fixing frame (1) and the right fixing frame (3) are respectively provided with a left lifting frame (2) and a right lifting frame (4); the left lifting frame (2) moves up and down relative to the left fixing frame (1), and the right lifting frame (4) moves up and down relative to the right fixing frame (3); the chain lifting device is characterized by further comprising a motor (5), a first chain assembly (6) is mounted between the motor (5) and the left lifting frame (2), a second chain assembly (7) is mounted between the left lifting frame (2) and the right lifting frame (4), and a long chain in the second chain assembly (7) is distributed from the left side to the right side below the moving track (20); the motor (5) pulls the left lifting frame (2) to move up and down through a short chain in the chain assembly I (6), and the left lifting frame (2) pulls the right lifting frame (4) to move up or down synchronously through a long chain.

2. A relay lift as in claim 1, wherein: the motor (5) is arranged on the left fixing frame (1), the output end of the motor (5) is horizontally arranged in the front-back direction, and the output end of the motor (5) is provided with a driving chain wheel (61); the lower part of the left side of the left lifting frame (2) below the driving chain wheel (61) is rotatably provided with a lifting wheel (62), a short chain penetrates through the lower part of the lifting wheel (62) along the circumferential direction, one end of the short chain is fixedly wound on the driving chain wheel (61), and the other end of the short chain is fixed on the left lifting frame (2) above the lifting wheel (62) to form a chain assembly I (6).

3. A relay lift as in claim 1, wherein: a first steering wheel (71) is rotatably mounted on the left fixing frame (1) on the right side of the left lifting frame (2), a second steering wheel (73) and a third steering wheel (74) are rotatably mounted on the right fixing frame (3) on the right side of the right lifting frame (4) at intervals from top to bottom, and the second steering wheel (73) is positioned above the third steering wheel (74); one end of the long chain is fixed on the right side face of the left lifting frame (2) above the first steering wheel (71), the long chain sequentially bypasses the second steering wheel (73) from the lower side of the first steering wheel (71) through the third steering wheel (74), and the other end of the long chain is fixed on the right side face of the right lifting frame (4) below the second steering wheel (73), so that a second chain assembly (7) is formed.

4. A relay lift as claimed in claim 3, wherein: the axial directions of the first steering wheel (71), the second steering wheel (73) and the third steering wheel (74) are all front and back directions, and the first steering wheel, the second steering wheel and the third steering wheel are rotatably mounted by taking the respective axial directions as centers.

5. A relay lift as in claim 1, wherein: a chain channel (8) is arranged between the left fixing frame (1) and the right fixing frame (3) at intervals, the cross section of the chain channel (8) is of an inverted C-shaped structure, and a long chain penetrates through the chain channel (8) from the lower part along the length direction; the chain channel (8) is arranged below the moving track (20) and is relatively fixed.

6. A relay lift as in claim 1, wherein: c-shaped steel which is arranged in opposite directions is arranged in the left fixing frame (1) at intervals from front to back, and two groups of the C-shaped steel form a lifting rail (11) for the left lifting frame (2) to move up and down together; the right fixing frame (3) is internally provided with the same lifting track (11).

7. A relay lift as in claim 1, wherein: the left fixing frame (1) is provided with a guide wheel assembly (9) for the left lifting frame (2) to move up and down, and the right fixing frame (3) is provided with the same guide wheel assembly (9) for the right lifting frame (4) to move up and down.

8. A relay lift as in claim 1, wherein: guide wheel assemblies (9) are symmetrically arranged in the left fixing frame (1) front and back, and two groups of guide wheel assemblies (9) are arranged on the front wall surface and the back wall surface of the left fixing frame (1) at intervals up and down; four groups of guide wheel assemblies (9) are also distributed on the right fixing frame (3).

9. A relay lift as claimed in claim 7 or 8, wherein: the structure of the single-group guide wheel assembly (9) is as follows: the device comprises transverse guide wheels (91) which are arranged at intervals at left and right, the axial directions of the transverse guide wheels (91) are both the front and back directions, and longitudinal guide wheels (92) are arranged above or below the middle parts of the two groups of transverse guide wheels (91) at intervals; the outer circumferential wall surfaces of the two groups of transverse guide wheels (91) and the outer circumferential wall surface of the longitudinal guide wheel (92) are tangent to the end part of the left lifting frame (2) or the end part of the right lifting frame (4) in a sliding manner.

10. A relay lift as in claim 1, wherein: the transitional tracks (20) positioned in front of and behind the relay lifting platform are provided with transitional machines (10), and the relay lifting platform performs relay between the two transitional machines (10).