CN109366165B

CN109366165B - Assembly line

Info

Publication number: CN109366165B
Application number: CN201811383429.8A
Authority: CN
Inventors: 盛成; 盛杰; 黄细兵
Original assignee: Anhui Beizijinxi Irradiation Technology Co ltd
Current assignee: Anhui Beizijinxi Irradiation Technology Co ltd
Priority date: 2018-11-20
Filing date: 2018-11-20
Publication date: 2022-10-18
Anticipated expiration: 2038-11-20
Also published as: CN109366165A

Abstract

The invention discloses an assembly line, which comprises a base, wherein an upper rail and a lower rail capable of conveying a material tray are horizontally fixed in the middle of the base from top to bottom, a lifting mechanism capable of conveying the material tray passing through the lower rail to the upper rail is arranged at the left end of the base, a buffering platform capable of conveying the material tray passing through the upper rail to the lower rail is arranged at the right end of the base, an upper slope extending to the upper part of the buffering platform from the lower right side is arranged at the right end of the upper rail, a lower slope connected with the buffering platform extends to the upper right side of the lower rail, a conveying mechanism is arranged between the upper rail and the lower rail, and can push the material tray on the upper rail to move towards the buffering platform and push the material tray on the lower rail to move towards the lifting mechanism. The invention has the advantages of reasonable distribution of working areas, high working efficiency and small occupied area.

Description

Assembly line

Technical Field

The invention relates to the field of assembly lines, in particular to an assembly line.

Background

The assembling refers to a process that an operator carries out the assembling of the product assembled in the previous step on a production line in a factory, and the product is sent to the next step for continuous assembling after the assembling is finished. In the assembling process, workers need to take out products from the material rack, and although the material rack is generally close to the operators, the material rack is layered, so that the middle layer of the material rack is convenient to take out, and the upper layer and the lower layer of the material rack even need to stand or squat. Even the intermediate level, the distance of material is different, gets the material of remote department and also consumes certain physical power for workman's fatigue influences work efficiency.

Disclosure of Invention

The invention mainly aims to provide an assembly line, which has the advantages of reasonable work area distribution, high work efficiency and small occupied area.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides an assembly line, includes the base, but the middle from top to bottom level of base is fixed with the last track and the lower track of conveying material dish, the base left end is equipped with can with the process orbital material dish conveying down goes up orbital lifting mechanism, the base right-hand member is equipped with and can with the process it conveys to go up orbital material dish conveying down orbital buffering platform, buffering platform right-hand member has horizontal migration's push pedal through push pedal spring coupling, it extends to go up the track right-hand member below the last slope of buffering platform top, the track upper right side extend down have with the lower slope that buffering platform is connected, go up the track with be equipped with transport mechanism down between the track, transport mechanism can promote material dish orientation on the last track the buffering platform removes, and can promote material dish orientation on the track down lifting mechanism removes.

As an improvement, the transportation mechanism comprises a limiting frame, a rack frame and a driving wheel rotatably connected to the base, positioning walls fixed on the base are arranged on two sides of the limiting frame, the limiting frame can only move left and right under the action of the positioning walls, a rack frame capable of moving up and down relative to the limiting frame is arranged in the limiting frame, a track-shaped rack structure meshed with the driving wheel is arranged on the inner wall of the rack frame, a hanging plate horizontally fixed on the base is arranged above the rack frame, and a hanging rod matched with the hanging plate is vertically fixed at the upper end of the rack frame; when the driving wheel is driven by the motor to drive the rack frame to move upwards through the arc-shaped part of the runway-shaped rack structure, the lug on the hanging rod can move to the upper part of the hanging plate, so that the rack frame is limited to move downwards, and the driving wheel is always meshed with the rack frame; an upper push rod capable of extending into the upper rail to push the material tray is fixed at the upper end of the rack frame, and a lower push rod capable of extending into the lower rail to push the material tray is fixed at the lower end of the rack frame; when the upper push rod extends into the upper rail, the lower push rod is separated from the lower rail, and when the lower push rod extends into the lower rail, the upper push rod is separated from the upper rail. A push rod is used for replacing a common conveyor belt, and the intermittent pushing of the push rod is suitable for the frequency of manual operation on a conveying line; and a motor is used for matching the push rod with the upper track and the lower track, so that the synchronous rate is high, and the maintenance is convenient.

As an improvement, the lifting mechanism comprises a rotary table and a conveying plate hinged to one end of the rotary table, a top plate capable of pushing the conveying plate to keep horizontal is arranged right below the conveying plate, limiting walls fixed on the base are arranged on two sides of the top plate, the limiting walls limit the top plate to be always kept in a horizontal state in the process of moving up and down, and a top plate spring capable of pushing the top plate to move upwards is arranged between the limiting walls and the base; a first sliding block horizontally connected to the base in a sliding mode is arranged above the rotary table, a first connecting rod is hinged between the first sliding block and the eccentric position of the rotary table, and when the rotary table rotates to drive the transport plate to move upwards, the rotary table drives the first sliding block through the first connecting rod to push the material disc on the transport plate to the upper track; the left end of the limiting frame is fixedly provided with a left rack which can drive the turntable to rotate 180 degrees, the turntable is coaxially connected with a left gear which can be meshed with the left rack, when a hinge shaft between the transport plate and the turntable rotates to a position right below a rotating shaft of the turntable, the toothed part of the left rack is positioned on the left side of the left gear and just separated from the left gear, and the transport plate is matched with the lower track to be level. The movement of the conveying mechanism drives the rotary table to rotate, the use of a motor is reduced, and the synchronization rate is high.

As an improvement, the upper track is close to the below of going up slope one end is equipped with fixedly spacing groove on the base, sliding connection has the right upper side to remove and stretch into in the spacing groove go up orbital second slider, spacing groove one side is equipped with to rotate to be connected right gear on the base, the second slider with it has the second connecting rod to articulate between the eccentric position of right gear, accessible when right gear is rotatory the second connecting rod drives the second slider will material dish propelling movement on the upper track extremely go up the slope, spacing frame right-hand member be fixed with right gear meshed's right rack. The second sliding block is used for pushing the material discs to move to the upper slope from the upper track, so that the phenomenon that when the upper push rod pushes the material discs, the upper push rod generates large resistance due to the obstruction of the previous material disc is avoided, the stress of the upper push rod is reduced, and the service life of the upper push rod is prolonged.

Compared with the prior art, the invention has the advantages that: two rails are arranged in the vertical direction, two stations are arranged at two ends of the lower rail, so that material trays used by the stations are circularly conveyed through the rails, the occupied area is small, and the working efficiency can be improved; one motor completes all actions, and the synchronization rate is high.

Drawings

FIGS. 1-2 are front views of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a side view of the transport mechanism of the present invention;

reference numerals are as follows: 1. a driving wheel; 11. a rack frame; 12. a hanging rod; 13. a push rod is arranged; 14. a lower push rod; 15. hanging the plate; 16. a limiting frame; 17. a left rack; 18. a right rack; 19. a positioning wall; 2. a base; 21. an upper rail; 22. ascending a slope; 23. a lower rail; 24. descending a slope; 25. a material tray; 3. a turntable; 31. a left gear; 32. a transport plate; 33. a top plate; 34. a roof spring; 35. a limiting wall; 36. a first link; 37. a first slider; 4. a right gear; 41. a second link; 42. a second slider; 43. a limiting groove; 5. a buffer platform; 51. pushing the plate; 52. a pusher spring.

Detailed Description

The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art.

The material tray conveying device comprises a base 2, an upper rail 21 and a lower rail 23 which can convey material trays 25 are horizontally fixed in the middle of the base 2 from top to bottom, a lifting mechanism which can convey the material trays 25 passing through the lower rail 23 to the upper rail 21 is arranged at the left end of the base 2, a buffering platform 5 which can convey the material trays 25 passing through the upper rail 21 to the lower rail 23 is arranged at the right end of the base 2, the right end of the buffering platform 5 is connected with a push plate 51 which can move horizontally through a push plate spring 52, an upper slope 22 which extends to the upper portion of the buffering platform 5 from the right lower portion is arranged at the right end of the upper rail 21, a lower slope 24 which is connected with the buffering platform 5 extends to the right upper portion of the lower rail 23, a conveying mechanism is arranged between the upper rail 21 and the lower rail 23, and can push the material trays 25 on the upper rail 21 to move towards the buffering platform 5 and push the material trays 25 on the lower rail 23 to move towards the lifting mechanism.

Specifically, the transportation mechanism comprises a limiting frame 16, a rack frame 11 and a driving wheel 1 which is rotatably connected to the base 2, positioning walls 19 fixed to the base 2 are arranged on two sides of the limiting frame 16, the limiting frame 16 can only move left and right under the action of the positioning walls 19, the rack frame 11 which can move up and down relative to the limiting frame 16 is arranged in the limiting frame 16, a runway-shaped rack structure meshed with the driving wheel 1 is arranged on the inner wall of the rack frame 11, a hanging plate 15 horizontally fixed on the base 2 is arranged above the rack frame 11, and a hanging rod 12 matched with the hanging plate 15 is vertically fixed at the upper end of the rack frame 11; when the driving wheel 1 is driven by the motor to drive the rack frame 11 to move upwards through the arc-shaped part of the racetrack-shaped rack structure, the convex block on the hanging rod 12 moves to the position above the hanging plate 15, so that the rack frame 11 is limited to move downwards, and the driving wheel 1 is always meshed with the rack frame 11; an upper push rod 13 which can extend into the upper rail 21 to push the material tray 25 is fixed at the upper end of the rack frame 11, and a lower push rod 14 which can extend into the lower rail 23 to push the material tray 25 is fixed at the lower end of the rack frame 11; when the upper push rod 13 extends into the upper track 21, the lower push rod 14 is separated from the lower track 23, and when the lower push rod 14 extends into the lower track 23, the upper push rod 13 is separated from the upper track 21.

Specifically, the lifting mechanism comprises a rotary table 3 and a conveying plate 32 hinged to one end of the rotary table 3, a top plate 33 capable of pushing the conveying plate 32 to keep horizontal is arranged right below the conveying plate 32, limiting walls 35 fixed on the base 2 are arranged on two sides of the top plate 33, the limiting walls 35 limit the top plate 33 to always keep horizontal in the up-and-down moving process, and a top plate spring 34 capable of pushing the top plate 33 to move upwards is arranged between the limiting walls 35 and the base 2; a first sliding block 37 horizontally and slidably connected to the base 2 is arranged above the turntable 3, a first connecting rod 36 is hinged between the first sliding block 37 and an eccentric position of the turntable 3, and when the turntable 3 rotates to drive the transport plate 32 to move upwards, the turntable 3 drives the first sliding block 37 to push the material disc 25 on the transport plate 32 to the upper rail 21 through the first connecting rod 36; a left rack 17 capable of driving the rotary table 3 to rotate 180 degrees is fixed at the left end of the limiting frame 16, a left gear 31 capable of being meshed with the left rack 17 is coaxially connected to the rotary table 3, when a hinge shaft between a transport plate 32 and the rotary table 3 rotates to a position right below a rotating shaft of the rotary table 3, a toothed part of the left rack 17 is located at the left side of the left gear 31 and is just separated from the left gear 31, and the transport plate 32 is flush with the lower rail 23 in a matched mode.

It is specific, it is close to go up track 21 the below of going up slope 22 one end is equipped with fixedly spacing groove 43 on the base 2, sliding connection has right upper side removal and stretches into in spacing groove 43 go up the second slider 42 of track 21, spacing groove 43 one side is equipped with to rotate to be connected right gear 4 on the base 2, second slider 42 with it has second connecting rod 41 to articulate between the eccentric position of right gear 4, accessible when right gear 4 is rotatory second connecting rod 41 drives second slider 42 will material dish 25 propelling movement on the track 21 extremely go up

slope

22, 16 right-hand members of spacing frame be fixed with right rack 18 of right gear 4 meshing.

The right end of the lower rail 23 is provided with a first station, and the left end of the lower rail 23 is provided with a second station. An operator at a first station places the materials which are assembled in the first step into the material tray 25, when the driving wheel 1 is driven by the motor to rotate, the driving wheel drives the rack frame 11 to move leftwards, the lower push rod 14 extends into the lower rail 23, and the lower push rod 14 pushes the material tray 25 on the lower rail 23 to move leftwards. When the material tray 25 moves to the second station, the operator takes out the materials in the material tray 25 to perform the second step of assembly, so that the empty material tray 25 continues to move leftward.

The left rack 17 moves leftwards under the action of the rack frame 11, the rotary table 3 is driven to rotate 180 degrees through the left gear 31, the transport plate 32 is moved to the position flush with the lower rail 23, the top plate 33 cannot push the transport plate 32 to move because a hinge shaft between the transport plate 32 and the rotary table 3 is located at a dead point position when being located right below a rotating shaft of the rotary table 3, and the transport plate 32 waits for the lower push rod 14 to push the empty material disc 25 onto the transport plate 32 in a static state.

The driving wheel 1 drives the rack frame 11 to move upwards, so that the hanging rod 12 is hung on the hanging plate 15, the lower push rod 14 is separated from the lower rail 23, the upper push rod 13 extends into the upper rail 21, the rack frame 11 starts to move rightwards under the action of the driving wheel 1, and the upper push rod 13 pushes the material tray 25 on the upper rail 21 to move rightwards. When the left rack 17 is meshed with the left gear 31, the left rack 17 moves rightwards to drive the turntable 3 to rotate 180 degrees, the transport plate 32 lifts the material disc 25 to the position corresponding to the upper rail 21, and the material disc moves to the upper rail 21 under the pushing of the first sliding block 37. The transport plate 32 is moved upward by the rotation of the turntable 3, and is maintained in a horizontal state by the top plate 33.

When the right rack 18 moves rightwards, the right gear 4 meshed with the right rack is driven to rotate, so that the material disc 25 on the upper rail 21 is pushed to the upper slope 22 through the second sliding block 42, the material disc 25 slides from the upper slope 22 to the buffer platform 5, and the push plate spring 52 is compressed. When the material tray 25 completely falls onto the buffer platform 5, the push plate spring 52 pushes the material tray 25 onto the lower slope 24 through the push plate 51, and the material tray 25 slides down to the lower rail 23 from the lower slope 24.

Under the transmission of the driving wheel 1, the hanging rod 12 is separated from the hanging plate 15, the rack frame 11 moves downwards, the upper push rod 13 is separated from the upper rail 21, and the lower push rod 14 extends into the lower rail 23.

The above-described actions are cycled.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An assembly line, its characterized in that: including base (2), but the centre of base (2) from top to bottom the level is fixed with last track (21) and lower track (23) of conveying material dish (25), base (2) left end is equipped with and to pass through material dish (25) conveying of track (23) down go up the lifting mechanism of track (21), base (2) right-hand member is equipped with and to pass through material dish (25) conveying of going up track (21) down buffer platform (5) of track (23), buffer platform (5) right-hand member is connected with but horizontal migration's push pedal (51) through push pedal spring (52), it is equipped with to the right side below and extends to go up track (21) right side top last slope (22) of buffer platform (5) top, down track (23) extend to the right side top have with lower slope (24) that buffer platform (5) are connected, go up track (21) with be equipped with transport mechanism down between track (23), transport mechanism can promote material dish (25) on going up track (21) to the removal track (5) and lifting mechanism (23) down can move down on the track (23) move.

2. The assembly line of claim 1, wherein: the conveying mechanism comprises a limiting frame (16), a rack frame (11) and a driving wheel (1) which is rotatably connected to the base (2), positioning walls (19) fixed to the base (2) are arranged on two sides of the limiting frame (16), the limiting frame (16) can only move left and right under the action of the positioning walls (19), the rack frame (11) capable of moving up and down relative to the limiting frame (16) is arranged in the limiting frame (16), a runway-shaped rack structure meshed with the driving wheel (1) is arranged on the inner wall of the rack frame (11), a hanging plate (15) horizontally fixed on the base (2) is arranged above the rack frame (11), and a hanging rod (12) matched with the hanging plate (15) is vertically fixed at the upper end of the rack frame (11); when the driving wheel (1) is driven by the motor to drive the rack frame (11) to move upwards through the arc-shaped part of the runway-shaped rack structure, the convex block on the hanging rod (12) can move to the position above the hanging plate (15), so that the rack frame (11) is limited to move downwards, and the driving wheel (1) is always meshed with the rack frame (11); an upper push rod (13) which can extend into the upper rail (21) to push the material tray (25) is fixed at the upper end of the rack frame (11), and a lower push rod (14) which can extend into the lower rail (23) to push the material tray (25) is fixed at the lower end of the rack frame (11); when the upper push rod (13) stretches into the upper track (21), the lower push rod (14) is separated from the lower track (23), and when the lower push rod (14) stretches into the lower track (23), the upper push rod (13) is separated from the upper track (21).

3. The assembly line of claim 2, wherein: the lifting mechanism comprises a rotary table (3) and a conveying plate (32) hinged to one end of the rotary table (3), a top plate (33) capable of pushing the conveying plate (32) to keep horizontal is arranged under the conveying plate (32), limiting walls (35) fixed on the base (2) are arranged on two sides of the top plate (33), the limiting walls (35) limit the top plate (33) to be always kept in a horizontal state in the up-and-down moving process, and a top plate spring (34) capable of pushing the top plate (33) to move upwards is arranged between the limiting walls (35) and the base (2); a first sliding block (37) which is horizontally connected to the base (2) in a sliding mode is arranged above the rotary table (3), a first connecting rod (36) is hinged between the first sliding block (37) and the eccentric position of the rotary table (3), and in the process that the rotary table (3) rotates to drive the conveying plate (32) to move upwards, the rotary table (3) drives the first sliding block (37) to push the material discs (25) on the conveying plate (32) to the upper rail (21) through the first connecting rod (36); the left end of the limiting frame (16) is fixedly provided with a left rack (17) capable of driving the rotary disc (3) to rotate 180 degrees, the rotary disc (3) is coaxially connected with a left gear (31) capable of being meshed with the left rack (17), when a hinge shaft between the conveying plate (32) and the rotary disc (3) rotates to a position right below a rotary shaft of the rotary disc (3), a toothed part of the left rack (17) is located on the left side of the left gear (31) and is just separated from the left gear (31), and the conveying plate (32) is flush with the lower rail (23) in a matched mode.

4. An assembly line according to claim 2, characterized in that: go up track (21) and be close to the below of going up slope (22) one end is equipped with to be fixed spacing groove (43) on base (2), sliding connection has the right side top to move and stretch into in spacing groove (43) second slider (42) of going up track (21), spacing groove (43) one side is equipped with to rotate to be connected right gear (4) on base (2), second slider (42) with it has second connecting rod (41) to articulate between the eccentric position of right gear (4), right gear (4) accessible when rotatory second connecting rod (41) drive second slider (42) will material dish (25) propelling movement on going up track (21) extremely go up slope (22), spacing frame (16) right-hand member be fixed with right rack (18) of right gear (4) meshing.