CN212268562U - Bearing trolley for realizing bidirectional walking accumulation on catenary conveyor line - Google Patents
Bearing trolley for realizing bidirectional walking accumulation on catenary conveyor line Download PDFInfo
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- CN212268562U CN212268562U CN202020742506.0U CN202020742506U CN212268562U CN 212268562 U CN212268562 U CN 212268562U CN 202020742506 U CN202020742506 U CN 202020742506U CN 212268562 U CN212268562 U CN 212268562U
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 11
- 210000000078 claw Anatomy 0.000 claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000003860 storage Methods 0.000 description 7
- 238000007665 sagging Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
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- 238000012545 processing Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
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Abstract
The invention discloses a bearing trolley for realizing bidirectional walking accumulation on a catenary conveyor line, which solves the problem that the bearing trolley in the existing accumulation catenary conveyor line cannot bidirectionally walk, accumulate and discharge. A front swing rod hinge pin shaft (7) is arranged between the front part of the outer side horizontal frame plate (1) and the front part of the inner side horizontal frame plate (2), a front swing rod (8) is hinged on the front swing rod hinge pin shaft, a front balance weight roller (9) is arranged at the front side end of the front swing rod (8), a front lifting claw (10) is arranged at the rear side end of the front swing rod, a front swing rod lifting limit pin shaft (12) is arranged between the outer side horizontal frame plate (1) and the inner side horizontal frame plate below the rear side of the front swing rod hinge pin shaft, a front swing rod lifting limit groove (11) is arranged at the rear side of the lower end of the front swing rod (8), and a front inclined fork (13) is arranged at the front end of the outer side horizontal frame plate; the running and the accumulating in two directions of advancing and retreating are realized.
Description
Technical Field
The invention relates to a bearing trolley, in particular to a bearing trolley which realizes forward walking accumulation or backward walking accumulation in a traditional heavy accumulation catenary conveyor line.
Background
Engineering machines such as crane, excavator, forklift, tower crane, most are accomplished production through automatic production line, and the production process of these engineering machines generally is: firstly, finishing the blanking and assembly welding forming of a forming material in a welding workshop; then, transferring the assembly welding formed workpiece to a coating workshop for spraying the workpiece; after the spraying is finished, the sprayed workpiece is transported to a final assembly workshop, and the final assembly of a finished product is finished; the conveying of the workpiece in the coating workshop is completed through an aerial catenary device, and the structure of the aerial catenary is as follows: a vertical column with the length of more than 7 meters is arranged on the workshop ground, a longitudinal beam is lapped on the vertical column, and a catenary chain conveying line system is arranged below the longitudinal beam and the transverse beam in a hanging mode; the catenary chain conveying line system is provided with an upper conveying track and a lower conveying track, the upper conveying track is a catenary chain conveying track, and the lower conveying track is a walking track for bearing a trolley group; the closed catenary chain is used for conveying and rotating in a single direction, a catenary chain system is usually a closed-loop internal circulation operation system driven by a driving motor, and during operation, the catenary chain operates in a single-direction transmission manner along a clockwise direction or an anticlockwise direction, and push heads are arranged on the closed-loop catenary chain at intervals; the trolley comprises a trolley body, a lifting claw, a trolley head and a trolley frame, wherein the trolley body is provided with a lifting claw, the lifting claw is arranged on the lifting claw, the trolley body is provided with a lifting beam, the lifting beam is arranged on the lifting beam, the lifting beam is connected with a workpiece to be machined, the trolley body is provided with a plurality of lifting claws, the lifting claws are arranged on the lifting claws, the trolley body is driven to move by the aid of the trolley head arranged on a catenary chain in a matched mode, namely, the trolley body is free of walking power, and the trolley body completely runs by means of the trolley head running together with the catenary chain.
The catenary chain conveying system realizes the simultaneous processing and conveying of the processed workpieces, one or more storage areas are generally arranged on a production line in the workpiece conveying process, and the storage areas are used for storing a certain number of workpieces and preparing for the next workpiece processing technology; the storage of the workpiece in the storage area is realized by the accumulation of the bearing trolley groups, namely when the first bearing trolley group runs to the storage area, the push head on the catenary is required to be separated from the lifting claws on the first bearing trolley group, the push head and the catenary continue to run forwards, but the first bearing trolley group stops running due to the loss of power, and when the subsequent bearing trolley group runs to be contacted with the bearing trolley stopped by the previous bearing trolley group, the lifting claws on the subsequent bearing trolley group can be automatically separated from the push head matched with the subsequent bearing trolley group on the catenary and also stop running, so that the processed workpiece in the storage area is accumulated and put.
In a catenary chain conveying system, in order to realize that a bearing trolley automatically runs along with the running of a catenary chain, after entering a stacking area, a bearing trolley group can also automatically realize the automatic stop of a plurality of groups of bearing trolley groups to finish stacking, and the prior art is realized by arranging a swing arm and a fork on a body of the bearing trolley; the front end of the car body of each bearing trolley is provided with a pin shaft, a swing arm is hinged on the pin shaft, the middle part of the swing arm is hinged with the pin shaft, the swing arm is like a seesaw, the pin shaft is like a fulcrum of the seesaw, the front end of the swing arm is heavy, the rear end of the swing arm is light, the front end of the swing arm is in a sagging state under a normal state, the rear end of the swing wall is in a tilting state, and the rear end of the car body of each bearing trolley is provided with a fork which is inclined upwards from back to front; the catenary and the push head on the catenary move from the back of the bearing trolley to the front of the bearing trolley, and when the push head on the catenary moves from back to front and contacts with the lifting claw at the rear end of the tilting swing arm on the bearing trolley, the push head can push the bearing trolley to move forwards along with the catenary through the lifting claw; when the first group of bearing trolleys enter a storage area on a production line, the stop block arranged on the stop cylinder on the walking track of the bearing trolleys is in a rising state, the stop block jacks the front end of the swing arm in a sagging state, the swing arm rotates clockwise, the rear end of the swing arm in a tilting state is lowered to be separated from contact with the push head, the first group of bearing trolleys losing the thrust action of the push head stop running, after the second group of bearing trolleys enter a accumulating area, the inclined fork arranged at the rear end of the trolley body of the first group of bearing trolleys moves forwards along with the second group of bearing trolleys and is inserted into the front end of the sagging swing arm arranged at the front end of the trolley body of the second group of bearing trolleys, the front end of the sagging swing arm of the second group of bearing trolleys is lifted, the swing arm on the second group of bearing trolleys also rotates clockwise, and the lifting claw at the rear end of the tilting swing arm of the second group of bearing, the push head is separated from the contact, loses power and stops; similarly, the subsequent bearing trolley is accumulated and released in the same way; the bearing trolley needs to run along with the catenary through the push head and also needs to realize the functions of automatic accumulation, so that the bearing trolley in the same catenary conveying system can only run forwards in a single direction, and only then can realize two functions of running and accumulation at the same time.
In the existing power and free catenary conveyor line system, the processing and conveying of workpieces are mainly arranged along two parallel conveyor lines, an arc-shaped transition line is arranged between the two parallel conveyor lines, the two parallel conveyor lines and the two arc-shaped transition lines jointly form a closed endless conveyor line, the whole endless conveyor line runs in the same direction under the driving of a driving motor, that is, the running directions of the two conveyor lines which are parallel to each other are just opposite, the workpieces suspended by a bearing trolley are mainly to be power and free and processed on the two parallel conveyor lines, however, the power and free catenary conveyor system arranged in a closed loop needs to occupy a larger workshop space position, because the front and rear groups of bearing trolleys need larger rotating radiuses, when the workshop space is limited, the situation that the two arc-shaped transition lines cannot be arranged is often encountered, under the situation of the site, a design scheme that a moving machine is arranged between the two parallel lines is generally adopted, the carrier trolley which runs to the tail end of the front side conveying line does not enter the arc-shaped conveying line, but is transferred to the head of the rear side linear conveying line through the transfer machine to directly enter the rear side linear conveying line for transmission and accumulation, however, because the two parallel conveying lines in the same catenary conveying system run in opposite directions, when the group of carrier trolleys with suspended workpieces is moved from one parallel conveying line to the opposite other parallel conveying line, the bearing trolley group needs to be turned around by 180 degrees to realize operation and accumulation when entering another conveying line arranged in parallel, therefore, a rotating mechanism for turning around the trolley group needs to be arranged on the transferring machine, so that the transferring machine needs to be arranged on the rotating mechanism, the structure of the transferring machine is complex, and the defect that the production rhythm of the conveying line is reduced is also brought.
Disclosure of Invention
The invention provides a bearing trolley for realizing bidirectional walking accumulation on a catenary conveyor line, which solves the technical problem that the bearing trolley in the existing accumulation catenary conveyor line cannot realize bidirectional walking accumulation.
The invention solves the technical problems by the following technical scheme:
a bearing trolley for realizing bidirectional walking accumulation on a catenary conveyor line comprises a front vertical frame plate, a rear vertical frame plate, a left trolley walking wheel pair and a right trolley walking wheel pair, wherein the front vertical frame plate, the rear vertical frame plate, the left trolley walking wheel pair and the right trolley walking wheel pair form a trolley frame body, a vertical hanging plate is fixedly arranged on the lower bottom surface of the middle part of the trolley frame body, a left oscillating bar hinge pin shaft is arranged between the left end of the front vertical frame plate and the left end of the rear vertical frame plate, the left oscillating bar hinge pin shaft is hinged with the middle part of a left oscillating bar, a left oscillating bar counterweight roller is arranged at the left end of the left oscillating bar, a left oscillating bar lifting claw is arranged at the right end of the left oscillating bar, a left oscillating bar lifting limiting pin shaft is arranged between the front vertical frame plate and the rear vertical frame plate below the right side of the left oscillating bar hinge pin shaft, a left oscillating bar lifting limiting groove is arranged at the right side of the lower end of the left oscillating bar, a left inclined fork is arranged at the left end of the front side vertical frame plate; between the upright frame plate right-hand member of front side and the upright frame plate right-hand member of rear side, be provided with the articulated round pin axle of right pendulum rod, the articulated round pin axle of right pendulum rod is articulated together with the middle part of right pendulum rod, the right-hand member at right pendulum rod is provided with right pendulum rod counter weight gyro wheel, the left end at right pendulum rod is provided with right pendulum rod lifting claw, between the upright frame plate of front side and the upright frame plate of rear side below at the articulated round pin axle of right pendulum rod, be provided with right pendulum rod and rise spacing round pin axle, the lower extreme left side at right pendulum rod is provided with right pendulum rod and rises spacing recess, the right-hand member at the.
A pair of walking guide wheels is arranged on the vertical hanging plate.
The bearing trolley realizes the running and the accumulation in two directions of advancing and retreating on the catenary conveyor line, has compact structure and convenient manufacture and maintenance, and provides simple, convenient and feasible basic conditions for arranging the catenary conveyor line in a controlled space.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view in a top view of the present invention;
fig. 3 is a schematic structural diagram of the limiting mechanism when the swing rod of the invention is lifted.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
a bearing trolley for realizing bidirectional walking accumulation on a catenary conveyor line comprises a front side vertical type trolley frame plate 1, a rear side vertical type trolley frame plate 2, a left side trolley walking wheel pair 3 and a right side trolley walking wheel pair 4, wherein the front side vertical type trolley frame plate 1, the rear side vertical type trolley frame plate 2, the left side trolley walking wheel pair 3 and the right side trolley walking wheel pair 4 form a trolley frame body, the trolley is movably arranged on a trolley walking track on the catenary conveyor line through two wheel pairs to realize forward or backward bidirectional transmission and accumulation of workpieces suspended on the trolley, a vertical hanging plate 5 is fixedly arranged on the lower bottom surface of the middle part of the trolley frame body, the workpieces can be suspended below the vertical hanging plate 5, a left swing rod hinge pin shaft 7 is arranged between the left end of the front side vertical type trolley frame plate 1 and the left end of the rear side vertical type trolley frame plate 2, the left swing rod hinge pin shaft 7 is hinged with the middle part of a left swing rod 8, the left swing link 8 is a seesaw with a left swing link hinge pin 7 as a center pivot, a left swing link counter weight roller 9 is arranged at the left end of the left swing link 8, a mounting bracket plate of the left swing link counter weight roller 9 is connected at the left end of the left swing link 8, the mounting bracket plate and the left swing link 8 are L-shaped, the left swing link counter weight roller 9 is arranged at the outer side of the left end of the rear side vertical frame plate 2, a left swing link lifting claw 10 is arranged at the right end of the left swing link 8, a left swing link lifting limiting pin shaft 12 is arranged between the front side vertical frame plate 1 and the rear side vertical frame plate 2 below the right side of the left swing link hinge pin 7, the left swing link counter weight roller 9 is heavier than the left swing link lifting claw 10, the left swing link 8 is in a state that the left swing link counter weight roller 9 is lower and the left swing link lifting claw 10 is higher, at this time, a left swing link lifting limiting groove 11 arranged at the right side of the lower end of the left, namely, the left swing rod lifting claw 10 is in a lifting state, the walking power of the bearing trolley comes from a catenary directly above, a pushing head on the catenary is in contact fit with the swing rod lifting claw to push the trolley to walk, when the pushing head on the catenary walks from right to left, the pushing head firstly touches a right swing rod lifting claw 17 arranged at the left end of a right swing rod 15 on the trolley, the right swing rod 15 is pushed by the pushing head to rotate anticlockwise, the right swing rod lifting claw 17 falls down to enable the pushing head to pass through the right swing rod lifting claw 17, when the pushing head walks to be in contact with a left swing rod lifting claw 10 arranged at the right end of a left swing rod 8, a left swing rod lifting limiting groove 11 arranged at the right side of the lower end of the left swing rod 8 is abutted to a left swing rod lifting limiting pin shaft 12, the left swing rod 8 can only rotate clockwise but not rotate anticlockwise, and the pushing head pushes the left swing rod lifting claw 10 from right to left, the left swing link lifting claw 10 is preliminarily rotated counterclockwise, with the result that: the pushing head pushes the left swing rod lifting claw 10 leftwards, the left swing rod lifting claw 10 is limited by a left swing rod lifting limiting pin shaft 12 and is kept in a non-rotating state, and the pushing force is transmitted to a trolley body through the left swing rod lifting claw 10 and the left swing rod 8, so that the bearing trolley walks leftwards; a left inclined fork 13 is arranged at the left end of the front side vertical frame plate 1 and is used for realizing the accumulation and release of the trolleys; a right swing link hinge pin 14 is arranged between the right end of the front side vertical frame plate 1 and the right end of the rear side vertical frame plate 2, the right swing link hinge pin 14 is hinged with the middle part of a right swing link 15, a right swing link counterweight roller 16 is arranged at the right end of the right swing link 15, a right swing link counterweight roller mounting bracket plate is arranged at the right end of the right swing link 15, the mounting bracket plate and the right swing link 15 are in an L shape, the right swing link counterweight roller 16 is arranged at the outer side of the right end of the front side vertical frame plate 1, a right swing link lifting claw 17 is arranged at the left end of the right swing link 15, a right swing link lifting limiting pin 19 is arranged between the front side vertical frame plate 1 and the rear side vertical frame plate 2 below the left side of the right swing link hinge pin 14, a right swing link lifting limiting groove 18 is arranged at the left end of the right swing link 15, a right inclined fork 20 is arranged at, the fork is also used for accumulating and releasing the following trolley.
On a catenary conveyor line, the accumulating and releasing processes of the front trolley and the rear trolley are realized through the following processes:
when the current trolley enters the accumulating area from right to left, the telescopic blocking rod on the bearing trolley stopper on the track extends out to lift the left oscillating bar counterweight roller 9 at the left end of the front trolley, the left oscillating bar 8 rotates clockwise, the left oscillating bar lifting claw 10 descends to be separated from the contact with the pushing head, and the front trolley loses power to stop walking; when the rear trolley moves from right to left, the left swing rod counterweight roller at the left end of the rear trolley touches the right inclined fork shovel 20 at the right end of the front trolley, the left swing rod counterweight roller at the left end of the rear trolley is lifted by the right inclined fork shovel 20 at the right end of the front trolley, so that the left swing rod 8 on the rear trolley rotates clockwise, the left swing rod lifting claw 10 on the rear trolley descends to be separated from the contact with the pushing head, and the rear trolley loses power to stop moving, thereby realizing the accumulation and the release of the two trolleys;
if the push head on the catenary chain conveying line walks from left to right, the push head is matched with a right swing rod lifting claw 17 arranged at the left end of a right swing rod 15 on the trolley to realize walking, when the trolley enters a accumulating area from left to right, a telescopic blocking rod on a bearing trolley stopper on the track extends out to lift a right swing rod counterweight roller 16 at the right end of the front trolley, the right swing rod 15 rotates clockwise, the right swing rod lifting claw 17 descends to be separated from contact with the push head, and the front trolley loses power to stop walking; during the back dolly of following is walked from a left side to the right side, the left slope shovel fork 13 of preceding dolly left end is touched to the right pendulum rod counter weight gyro wheel of back dolly right-hand member, and the right pendulum rod counter weight gyro wheel of back dolly right-hand member is lifted by the left slope shovel fork 13 of preceding dolly left end, makes the right pendulum rod 16 on the back dolly take place clockwise rotation, and the right pendulum rod lifting claw 17 on the back dolly descends, breaks away from and pushes away the contact of head, and the back dolly loses power and stops the walking to realize the long-pending of two dollies.
A pair of walking guide wheels 6 is arranged on the vertical hanging plate 5; a front trolley travelling wheel pair 3 and a rear trolley travelling wheel pair 4 on the trolley body are arranged on the top end surfaces of the two parallel I-shaped steel guide rails, and a pair of travelling guide wheels 6 are arranged between two inner side webs of the two parallel I-shaped steel guide rails, so that the trolley travels more stably; the structure of the bearing trolley realizes bidirectional walking and accumulation on the catenary conveyor line, and changes the mode that the bearing trolley can only advance on the traditional conveyor line.
Claims (2)
1. A bearing trolley for realizing bidirectional walking accumulation on a catenary conveyor line comprises a front side vertical type trolley frame plate (1), a rear side vertical type trolley frame plate (2), a left side trolley walking wheel pair (3) and a right side trolley walking wheel pair (4), wherein the front side vertical type trolley frame plate (1), the rear side vertical type trolley frame plate (2), the left side trolley walking wheel pair (3) and the right side trolley walking wheel pair (4) form a trolley frame body, a vertical hanging plate (5) is fixedly arranged on the lower bottom surface of the middle part of the trolley frame body, and the bearing trolley is characterized in that a left oscillating bar hinge pin shaft (7) is arranged between the left end of the front side vertical type trolley frame plate (1) and the left end of the rear side vertical type trolley frame plate (2), the left oscillating bar hinge pin shaft (7) is hinged with the middle part of a left oscillating bar (8), a left oscillating bar idler wheel (9) is arranged at the left end of the left oscillating bar (8), a left lifting claw (10) is arranged at the right end of the, a left swing rod lifting limiting pin shaft (12) is arranged between a front side vertical frame plate (1) and a rear side vertical frame plate (2) below the right side of the left swing rod hinged pin shaft (7), a left swing rod lifting limiting groove (11) is arranged on the right side of the lower end of the left swing rod (8), and a left inclined fork (13) is arranged at the left end of the front side vertical frame plate (1); a right swing rod hinged pin shaft (14) is arranged between the right end of a front side vertical type frame plate (1) and the right end of a rear side vertical type frame plate (2), the right swing rod hinged pin shaft (14) is hinged with the middle of a right swing rod (15), a right swing rod counterweight idler wheel (16) is arranged at the right end of the right swing rod (15), a right swing rod lifting claw (17) is arranged at the left end of the right swing rod (15), a right swing rod lifting limiting groove (18) is arranged on the left side of the lower end of the right swing rod (15) between the front side vertical type frame plate (1) below the left side of the right swing rod hinged pin shaft (14) and the rear side vertical type frame plate (2), and a right inclined fork (20) is arranged at the right end of the rear side vertical type frame plate (2).
2. The carrying trolley for realizing bidirectional walking and stacking on the catenary conveyor line according to claim 1, wherein a pair of walking guide wheels (6) is arranged on the vertical hanging plate (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742506.0U CN212268562U (en) | 2020-05-08 | 2020-05-08 | Bearing trolley for realizing bidirectional walking accumulation on catenary conveyor line |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020742506.0U CN212268562U (en) | 2020-05-08 | 2020-05-08 | Bearing trolley for realizing bidirectional walking accumulation on catenary conveyor line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117302880A (en) * | 2023-10-20 | 2023-12-29 | 承德光大输送机有限公司 | Suspension conveying device |
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2020
- 2020-05-08 CN CN202020742506.0U patent/CN212268562U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117302880A (en) * | 2023-10-20 | 2023-12-29 | 承德光大输送机有限公司 | Suspension conveying device |
| CN117302880B (en) * | 2023-10-20 | 2024-03-01 | 承德光大输送机有限公司 | Suspension conveying device |
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Address after: 030008 No.51 Xinlan Road, Jiancaoping District, Taiyuan City, Shanxi Province Patentee after: Dongjie Intelligent Technology Group Co.,Ltd. Country or region after: China Patentee after: Changzhou Haden Process Engineering Co. Address before: 030008 No.51 Xinlan Road, Jiancaoping District, Taiyuan City, Shanxi Province Patentee before: Dongjie Intelligent Technology Group Co.,Ltd. Country or region before: China Patentee before: CHANGZHOU HAIDENG SAISI COATING EQUIPMENT CO.,LTD. |