CN114408503A - Uninterrupted power transmission device and method for 90-degree and 180-degree - Google Patents
Uninterrupted power transmission device and method for 90-degree and 180-degree Download PDFInfo
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- CN114408503A CN114408503A CN202111660070.6A CN202111660070A CN114408503A CN 114408503 A CN114408503 A CN 114408503A CN 202111660070 A CN202111660070 A CN 202111660070A CN 114408503 A CN114408503 A CN 114408503A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000005540 biological transmission Effects 0.000 title claims description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 230000008569 process Effects 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 28
- 229910052802 copper Inorganic materials 0.000 claims description 28
- 239000010949 copper Substances 0.000 claims description 28
- 238000012546 transfer Methods 0.000 claims description 16
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000002716 delivery method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 11
- 210000001503 joint Anatomy 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 8
- 238000007689 inspection Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G37/00—Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
- B65G37/02—Flow-sheets for conveyor combinations in warehouses, magazines or workshops
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/10—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof
- B65G21/12—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof to allow adjustment of position of load-carrier or traction element as a whole
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
- B65G41/001—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames with the conveyor adjustably mounted on the supporting frame or base
- B65G41/003—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames with the conveyor adjustably mounted on the supporting frame or base mounted for linear movement only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
Abstract
The invention relates to a 90-degree and 180-degree uninterrupted conveying device and a method, which can realize right-angle turning of tray conveying by arranging a 90-degree right-angle turning conveying structure and reduce the occupied space of a turning conveying mechanism; the automation of the process of changing the tray from a reverse conveying state to a front conveying state is realized by arranging the 180-degree rotary conveying structure without external equipment or manpower, so that the conveying efficiency is improved, and the butt joint space between the conveying structures is small, so that the occupied space of the conveying device is reduced, and the applicability and the conveying stability of the conveying device are improved; through set up the power supply part on each transport structure, set up electrically conductive part bottom the tray, when the tray carried to corresponding transport structure on, the power supply part was connected with the electrically conductive part of tray bottom, realized that the tray does not cut off the power supply in whole transportation process, improved liquid crystal display panel detection effect and imitated.
Description
Technical Field
The invention belongs to the field of liquid crystal panel detection, and particularly relates to a 90-degree and 180-degree uninterrupted power transmission device and method.
Background
Electronic components are subjected to multi-stage detection in the manufacturing process, wherein the aging test is a test for simulating the actual use condition of the product in a power-on state, and the aging test is widely applied to the fields of electronics, computers, communication and the like. Taking a liquid crystal display panel as an example, the display panel needs to detect defects existing after optical appearance inspection and aging test in the manufacturing process flow, after the A inspection is finished, the display panel is placed into a furnace body to be electrified and aged for 2h at high temperature, and then is conveyed to a discharge hole by a tray, at this time, the electrode column of an electrode seat and the electric shock of the tray need to be separated, a T-control (timing control circuit) board is powered off to take out the display panel, the liquid crystal display panel is placed to the next inspection station B inspection through a manipulator, the normal work inspection can be continued only by electrifying a plug wire again, and in the process, the furnace body is electrified and aged to be taken out after the power off, then the B inspection and the electrification inspection are carried out, and product defect phenomena appearing after aging disappear due to the power off, and the effects of reduction and real inspection cannot be achieved.
Secondly, in the above-mentioned conveying process, the conveying direction and the circulation route of the pallet are changed, and the pallet needs to make 90 ° turn and 180 ° rotation to change the conveying direction in the conveying process. In the existing conveying device, the 90-degree turning is usually realized in a mode of large arc-angle turning, and the form circulation without power failure cannot be realized; the 180 ° rotation also has no uninterrupted flow pattern. In addition, in the conveying process of the aging test of the liquid crystal display panel, the tray cannot turn at a large corner in the conveying process due to the limitation of space and a circulation route.
Therefore, there is a need to find a device and method that can achieve 90 ° turns and 180 ° rotations of pallets without requiring large corners, while still ensuring that power is not lost during the entire transport of the pallets.
Disclosure of Invention
In view of all or some of the deficiencies of the prior art as set forth above, the present invention is directed to: the uninterrupted conveying device and method for 90-degree and 180-degree trays are provided, the power supply of the trays in the whole conveying process is realized by arranging the collecting boxes, and the uninterrupted conveying of the trays is realized; the automatic rotation in the tray conveying process is realized through the rotating mechanism, so that the conveying stability is improved; through setting up the quarter turn that 90 quarter turns transport structure realized that the tray was carried, improve space utilization.
In order to achieve the purpose, the invention provides the following technical scheme: the 90-degree and 180-degree uninterrupted conveying device comprises a linear conveying structure, a 180-degree rotary conveying structure and a 90-degree right-angle turning conveying structure which are used for sequentially conveying trays; the tray is characterized in that a conductive part is arranged at the bottom of the tray, power supply parts are arranged on the linear conveying structure, the 180-degree rotary conveying structure and the 90-degree right-angle turning conveying structure, and the conductive part is sequentially switched and conducted with the power supply parts on the linear conveying structure, the 180-degree rotary conveying structure and the 90-degree right-angle turning conveying structure in the conveying process of the tray, so that the tray is conveyed without power interruption. The technical scheme has the beneficial effects that the right-angle turning conveying structure for conveying the tray is arranged, so that the right-angle turning of the tray can be realized, and the occupied space of the turning conveying mechanism is reduced; the automation of the process of changing the tray from a reverse conveying state to a front conveying state is realized by arranging the 180-degree rotary conveying structure without external equipment or manpower, so that the conveying efficiency is improved, and the butt joint space between the conveying structures is small, so that the occupied space of the conveying device is reduced, and the applicability and the conveying stability of the conveying device are improved; through set up the power supply part on each transport structure, set up electrically conductive part bottom the tray, when the tray carried to corresponding transport structure on, the electrically conductive part of power supply part and tray bottom switched on, realized that the tray does not cut off the power supply in whole transportation process, improved liquid crystal display panel detection effect and became effective.
The power supply part is a current collection box, and the top of each current collection box is provided with at least one row of roller contacts; the conductive parts are copper bars, and the number and the positions of the copper bars at the bottom of the tray correspond to those of the roller contacts; and the copper bar is contacted with the roller contact to realize electric conduction. Through set up at least one row of roller contact on the current collection box to the copper bar quantity and the position of tray bottom are corresponding with the row number and the position of roller contact, with the effective conduction of guarantee current collection box and tray, realize the uninterrupted power transport that the tray was carried.
The 180 ° rotary conveying structure comprises a second conveying platform for receiving the trays conveyed by the linear conveying structure; a second conveying part is arranged on the second conveying platform, and the moving direction of the second conveying part is the same as the conveying direction of the linear conveying structure and is used for conveying the tray on the second conveying platform; the second conveying platform is also provided with a second collecting box, and after the second conveying platform receives the tray, the second collecting box is connected with the tray to realize that the tray is not powered off in the conveying process of the 180-degree rotary conveying structure; the 180-degree rotary conveying structure further comprises a lifting mechanism and a second mounting frame, and the second mounting frame, the lifting mechanism, the rotating mechanism and the second conveying platform are arranged from bottom to top; rotary mechanism includes rotary drive motor, gear, first mounting panel and second mounting panel, the gear set up in on the first mounting panel and pass through the second mounting panel with second conveying platform connects, rotary drive motor drive gear rotates and drives it on second conveying platform is rotatory. By arranging the second collecting box on the second conveying platform, after the second conveying platform receives the tray flowing out of the linear conveying structure, the roller contact on the second collecting box is connected with the copper bar at the bottom of the tray to realize electric connection, so that the tray is continuously supplied with power; after the second conveying platform conveys the tray to a certain position, the second mounting plate and the second conveying platform are driven to rotate through the rotation of the rotating motor driving gear, and after the tray is rotated by 180 degrees, the tray is changed from a reverse conveying state to a front conveying state, so that the tray rotation automation is realized.
The lifting mechanism comprises a lifting cylinder and a lifting auxiliary unit; the lifting cylinder is arranged on the second mounting frame and used for driving the rotating mechanism and the second conveying platform on the rotating mechanism to perform lifting motion, and the lifting auxiliary unit is arranged between the first mounting plate and the second mounting frame and enables the lifting motion to be performed stably. This technical scheme's beneficial effect lies in, through setting up elevating system in second conveying platform below, through elevating system with the jacking of second conveying platform when second conveying platform needs to rotate, makes second conveying platform be higher than all the other transport structure to realize second conveying platform's rotation.
The lifting auxiliary unit comprises a floating joint and a guide rod assembly; one end of the floating joint is connected with the first mounting plate, and the other end of the floating joint is connected with the output end of the lifting cylinder, so that the first mounting plate can be stably lifted; guide bar subassembly one end with first mounting panel is connected, the other end with the second mounting bracket is connected, for the lift of first mounting panel provides the direction. By arranging the floating joint, when the lifting mechanism lifts the second conveying platform, the floating joint serves as a buffer device to ensure that the second conveying platform above the floating joint is smoothly and stably lifted; set up guide bar subassembly through the both ends at the floating joint, play the guide effect when second conveying platform jacking and decline, can not take place the slope when guaranteeing second conveying platform jacking, improve the stability that second conveying platform goes up and down.
The second conveying platform is provided with a first limiting part at one end far away from the linear conveying structure, and the first limiting part is used for limiting the limit position of the tray on the second conveying platform. The technical scheme has the advantages that the first limiting part is arranged at one end of the second conveying platform far away from the linear conveying structure, when the tray moves under the conveying of the second conveying part to abut against the first limiting part, the tray stops conveying on the second conveying platform, the lifting mechanism and the rotating mechanism below the second conveying platform start to act at the moment, the second conveying platform rotates, the distance of the tray moving on the second conveying platform is limited by the first limiting part, and the conveying efficiency is improved.
The 90-degree quarter turn conveying structure comprises a conveying module, a first supporting frame, a second supporting frame and a third mounting frame; the first support frame is arranged at one end, close to the 180-degree rotary conveying structure, of the third mounting frame and used for receiving the trays flowing out of the 180-degree rotary conveying structure, a third conveying piece for conveying the trays is arranged on the first support frame, and the moving direction of the third conveying piece is the same as the conveying direction of the linear conveying structure; the second support frame is arranged on the third mounting frame at the output end of the first support frame and used for receiving the tray flowing out of the first support frame, a fourth conveying piece used for conveying the tray is arranged on the second support frame, and the moving direction of the fourth conveying piece is perpendicular to the conveying direction of the linear conveying structure. The technical scheme has the advantages that the carrying module and the first support frame are arranged, the third transfer piece is arranged on the first support frame, and the carrying module and the third transfer piece receive the tray flowing out of the 180-degree rotary conveying structure; the carrying module is lower than the first support frame and the second support frame, after the tray is received, the carrying module and the third conveying piece convey the tray to the output end of the first support frame, then the tray moves to the input end of the second support frame under the action of the carrying module, and the tray is conveyed along the vertical direction of the conveying direction of the linear conveying structure under the action of the fourth conveying piece and the carrying module, so that the rectangular turning conveying of the tray is realized, and the space occupancy rate of the conveying device is effectively reduced.
The carrying module comprises a carrying platform and a carrying platform moving mechanism, wherein the carrying platform moving mechanism comprises a Z-axis jacking air cylinder assembly, a Y-axis air cylinder assembly and an X-axis conveying piece; and a third collecting box is arranged on the carrying platform, and the carrying platform moving mechanism drives the carrying platform on the carrying platform moving mechanism to convey the tray along the direction vertical to the conveying direction of the linear conveying structure. By arranging the third collecting box on the carrying platform, after the carrying platform receives the tray, the third collecting box is connected with the copper bar at the bottom of the tray to realize electric connection, so that the tray is ensured to be conveyed on a 90-degree right-angle turning conveying structure without power failure; when the tray is carried to the output of first support frame, after separating tray and third transfer under the effect of Z axle jacking cylinder subassembly, carry the tray to the input of second support frame along sharp transport structure's direction of delivery under the effect of Y axle cylinder subassembly, the tray is received to the second support frame to carry the tray along the perpendicular direction of sharp transport structure direction of delivery under the effect of fourth transfer and X axle transfer, realize that the tray quarter turn is carried and guarantee not cut off the power supply in whole transportation process.
A90 DEG and 180 DEG uninterrupted power transmission method comprises the following steps:
s1, placing the tray on a linear conveying structure in a reverse conveying state, and conducting a copper bar at the bottom of the tray with a roller contact of a first collecting box on a first conveying platform to realize uninterrupted conveying;
s2, the first conveying piece conveys the tray to a 180-degree rotary conveying structure, the copper bar is conducted with a roller contact of a second collecting box on a second conveying platform, a rotating mechanism rotates to drive the second conveying platform and the tray thereon to rotate, and the tray is conveyed from the back side to the front side by rotating 180 degrees;
s3, the carrying platform receives the tray, a copper bar at the bottom of the tray is conducted with a roller contact of a third collecting box on the carrying platform, and the carrying moving mechanism moves to drive the carrying platform to move so as to convey the tray along a direction perpendicular to the conveying direction of the linear conveying structure;
and S4, after the tray is conveyed to the output end of the second support frame, the Z-axis jacking air cylinder assembly moves downwards to separate the carrying platform from the tray, the carrying platform is conveyed to the original position through the carrying platform moving mechanism, and the tray is conveyed to the next detection station along the direction perpendicular to the conveying direction of the linear conveying structure by the fourth conveying piece. The technical scheme has the advantages that the copper bar at the bottom of the tray is connected with the roller contact on the corresponding conveying structure, so that the tray is not powered off in the whole conveying process, and the testing effect of the liquid crystal display panel is effectively improved; when the tray flows into the 180-degree rotary conveying structure, the automatic rotation of the tray is realized through the action of the lifting mechanism and the rotating mechanism, the conveying of the tray from the back side is changed into the conveying of the front side, the conveying efficiency of the tray is improved, and the cost is reduced; when the tray flowed into on the 90 quarter turn transport structure, through transport platform, Z axle jacking cylinder subassembly, Y axle cylinder subassembly and X axle transfer piece's combined action, carry the tray along the vertical direction with sharp transport structure direction of delivery, realize the quarter turn that the tray was carried, effectively improve space utilization.
The current collection box controls the on-off of an internal circuit thereof through an external system so as to ensure the normal conduction between the tray and the current collection boxes on different conveying structures. The external system controls the on-off of the internal circuit of the collecting box, so that when the tray spans the tray between different conveying structures and spans two conveying structures, the collecting box on one conveying structure supplies power to the tray, short circuit is prevented, and conveying stability is provided.
Compared with the prior art, the invention has at least the following beneficial effects: the right-angle turning conveying structure with 90 degrees can realize the right-angle turning of the tray conveying, so that the occupied space of the turning conveying mechanism is reduced; the automation of the process of changing the tray from a reverse conveying state to a front conveying state is realized by arranging the 180-degree rotary conveying structure without external equipment or manpower, so that the conveying efficiency is improved, and the butt joint space between the conveying structures is small, so that the occupied space of the conveying device is reduced, and the applicability and the conveying stability of the conveying device are improved; through set up the power supply part on each transport structure, set up electrically conductive part bottom the tray, when the tray carried to corresponding transport structure on, the power supply part was connected with the electrically conductive part of tray bottom, realized that the tray does not cut off the power supply in whole transportation process, improved liquid crystal display panel detection effect and imitated.
Drawings
In order to more clearly illustrate the technical solutions in the specific embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive efforts.
FIG. 1 is a top view of the overall structure of an embodiment of the present invention.
Fig. 2 is a schematic perspective view of an embodiment of the present invention.
Fig. 3 is a schematic perspective view of the 180 ° rotary conveying structure in fig. 1.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a top view of the 90 quarter turn conveyor of fig. 1.
Fig. 6 is a perspective view of the transfer platform, the Z-axis jacking assembly and the Y-axis cylinder assembly shown in fig. 5.
Reference numerals: 1-a linear conveying structure; 11-a first transport platform; 111-a first collector box; 112-a first belt conveyor line; 12-a first mounting frame; the conveying structure is rotated by 2-180 degrees; 21-a second transport platform; 211-a second collector box; 2111-roller contact; 212-a second belt conveyor line; 2121-a second drive motor; 2122-a second drive shaft; 2123-a second conveyor belt; 213-hard stop limit; 222-a first mounting plate; 221-gear; 2210-outer ring gear bearings; 223-a second mounting plate; 2310-gear drive motor; 231-a lifting cylinder; 232-a floating joint; 233-a guide bar; 24-a second mounting frame; a 3-90 degree quarter turn conveying structure; 31-a first support frame; 311-a third belt conveyor line; 3111-a third drive motor; 3112-a third drive shaft; 32-a second support; 321-a fourth belt conveying line; 33-a handling platform; 331-a third collector box; 333-Y axis cylinder assembly; 3321-Z-axis jacking cylinder; 3322-lifting guide bar; 3331-Y-axis cylinder; 3332-sliding rail; 334-X axis slide rail; 3341-X-axis slide rail driving motor; 34-a third mounting frame; 4-tray.
Detailed Description
The technical solutions in the specific embodiments of the present invention will be clearly and completely described below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, in the present embodiment, there is provided a 90 ° and 180 ° continuous electric conveying apparatus including a linear conveying structure 1, a 180 ° rotary conveying structure 2, and a 90 ° quarter turn conveying structure 3. The conveying route in this embodiment is from the linear conveying structure 1 to the 180-degree rotary conveying structure 2 and then to the 90-degree quarter turn conveying structure 3, the linear conveying structure 1, the 180-degree rotary conveying structure 2 and the 90-degree quarter turn conveying structure 3 are sequentially arranged and fixed on the ground, the distance between the linear conveying structure 1 and the 180-degree rotary conveying structure 2 is designed according to the size of the conveying tray 4, and only the requirement that the tray 4 spans among different conveying structures and the gravity center of the tray 4 is always kept on one conveying structure can be met. Specifically, the 180 ° rotary conveying structure 2 is arranged at the output end of the linear conveying structure 1, and after receiving the tray 4 transferred by the linear conveying structure 1, the 180 ° rotary conveying structure 2 rotates the tray 4 by 180 °, changes the state of conveying the tray 4 from the reverse side to the state of conveying the front side, and conveys the tray 4 in the same direction as the conveying direction of the linear conveying structure 1; 90 quarter turn conveying structure 3 sets up the output at 180 rotatory conveying structure 2, and 90 quarter turn conveying structure 3 receives the tray 4 that is carried by 180 rotatory conveying structure 2 to carry tray 4 along the same direction with straight line conveying structure 1 direction of delivery a distance with tray 4 again along with straight line conveying structure 1 direction of delivery's perpendicular direction transport tray 4.
Specifically, the linear conveying structure 1 comprises a first conveying platform 11 and a first mounting frame 12, wherein the first conveying platform 11 is fixedly mounted on the first mounting frame 12, a group of first conveying pieces are fixedly mounted on two side edges of the first conveying platform 11 in the conveying direction, and two groups of first conveying pieces are arranged side by side; three first collector boxes 111 are further arranged in the center of the first conveying platform 11, and the three first collector boxes 111 are arranged side by side, but in other embodiments, the number of the first collector boxes 111 may be set according to actual needs, and is not limited herein. The first current collecting box 111 is made of an insulating material, the control circuit board is arranged inside the first current collecting box, four rows of exposed roller contacts 2111 are arranged in order at the upper end of the current collecting box, and the rest of the first current collecting box is made of an insulating material.
In this embodiment, as shown in fig. 2, the first transfer member is a first belt conveyor line 112 driven by a motor. Of course, the first transfer member may be a driving roller, a positive and negative screw rod, or other elements capable of achieving the object of the present invention. The level of the first collecting box position 111 is lower than the level of the first belt conveyor lines 112 on the two sides. Four rows of copper bars are arranged at the bottom of the conveying tray 4 for placing the product to be detected at positions corresponding to the four rows of roller contacts 2111 of the first collecting box 111, of course, the positions and the number of the copper bars are only required to be corresponding to the positions and the number of the roller contacts 2111 on the first collecting box 111, and the copper bars can be made of other materials with good electric conductivity. When the tray 4 conveys a product to be detected to the linear conveying structure 1, the copper bar is connected with the roller contact 2111 to supply power to the tray 4 so as to realize that the conveying process of the product to be detected on the linear conveying structure 1 is not powered off. It can be seen that, in this embodiment, the first current collecting box 111 is disposed on the first conveying platform 11, the conductive copper bar is disposed at the bottom of the tray 4, and the tray 4 is connected to the first current collecting box 111, so that the tray 4 is not powered off during the conveying process on the linear conveying structure 1, and the testing effect of the liquid crystal display panel is improved. The motor drives the first belt conveyor line 112 to rotate, and the tray 4 placed on the first belt conveyor line is transferred to the output end of the linear conveying structure 1.
As shown in fig. 3 and fig. 4, the 180-degree rotary conveying structure 2 includes a second conveying platform 21, a second mounting frame 24, a rotating mechanism and a lifting mechanism, wherein the second conveying platform 21 is movably connected with the second mounting frame 24, and the second conveying platform 21 is as high as the first conveying platform 11, so that the trays 4 are conveyed on the same height horizontal plane, thereby realizing the conveying without height difference and improving the conveying stability. A group of second conveying pieces are fixedly mounted on the first baffle and the second baffle of the second conveying platform 21 in the conveying direction respectively, three second collecting boxes 211 are arranged in the middle of the second conveying platform 21, the three second collecting boxes 211 are arranged side by side, the second collecting boxes 211 and the first collecting box 111 have the same structure, and the description is omitted, and the horizontal plane of the second collecting box 211 is lower than the horizontal plane of the two second belt conveying lines 212. The second transfer unit has the same structure as the first transfer unit and is a second belt conveyor line 212, and the two sets of second belt conveyor lines 212 are driven by the same second driving motor 2121 to rotate a second driving shaft 2122 via a second belt 2123, so as to rotate the second belt conveyor lines 212 at two ends of the second driving shaft 2122. When the linear conveying structure 1 conveys the tray 4 to the output end of the linear conveying structure 1, the tray 4 continues to move forward under the drive of the first belt conveying line 112 and moves to the second belt conveying line 212 on the 180-degree rotary conveying structure 2 across the gap between the linear conveying structure 1 and the 180-degree rotary conveying structure 2, a copper bar at the bottom of the tray 4 is connected with a roller contact 2111 on the second collecting box 211, the tray 4 is not powered off in the 180-degree rotary conveying structure 2 process, the continuous point screen of the liquid crystal display panel is ensured, and the testing effect of the liquid crystal display panel is improved.
As shown in fig. 3, a third baffle is fixed on a side of the second conveying platform 21 away from the linear conveying structure 1, and two strip-shaped first limiting members are symmetrically disposed on the third baffle, in this embodiment, the first limiting members are hard limiting members 213 for limiting the limit position of the tray 4 on the second conveying platform 21. Of course, in other cases, the number and shape of the hard stop limiting elements 213 may be designed according to specific requirements, and are not limited herein. After the tray 4 completes the spanning from the linear conveying structure 1 to the 180 ° rotary conveying structure 2, the second belt conveying line 212 continuously conveys the tray 4 forward along the conveying direction of the linear conveying structure 1 until the tray 4 abuts against the hard stop limiting part 213 on the third baffle. After that, the lifting mechanism on the 180 ° rotary conveying structure 2 lifts the second conveying platform 21 until the second conveying platform 21 is located at a position higher than the first conveying platform 11, and then the second conveying platform 21 and the tray 4 thereon are rotated by 180 ° by the rotating mechanism, so that the tray 4 is conveyed from the back side to the front side. In this embodiment, it can be seen that the tray 4 is transferred in the reverse transfer state to the front transfer state and then is discharged by rotating the tray 4 in the home position by a predetermined angle without being gripped and moved by an external robot.
Specifically, as shown in fig. 4, the second conveying platform 21, the rotating mechanism, the lifting mechanism and the second mounting bracket 24 are arranged in the 180 ° rotary conveying structure 2 from top to bottom, wherein the lifting mechanism is arranged on the second mounting bracket 24, the rotating mechanism is arranged above the lifting mechanism through the first mounting plate 222, and the rotating mechanism is arranged below the second conveying platform 21 through the second mounting plate 223. Further, the elevating mechanism includes an elevating cylinder 231 and an elevating auxiliary unit, wherein the elevating auxiliary unit includes a floating joint 232 and a guide bar 233. In this embodiment, the lifting cylinder 231 is disposed on the second mounting frame 24, one end of the floating joint 232 is connected to the output end of the lifting cylinder 231, and the other end is connected to the first mounting plate 222; the two sets of guide rods 233 are disposed between the second mounting plate 223 and the first mounting plate 222 by their own mounting members, and are symmetrically disposed at both sides of the floating joint 232. Further, the floating joint 232 and the guide bar 233 are both flexible and have a height that can be changed by the extension and contraction of the lifting cylinder 231. After the tray 4 abuts against the hard stop 213, the lifting cylinder 231 extends out, and the second conveying platform 21 is stably lifted up to a predetermined position under the action of the floating joint 232 and the guide rod 233. In this embodiment, through setting up the smooth steady jacking that floats joint 232 and guarantee second conveying platform 21, through setting up two sets of guide bars 233, guarantee that the platform steadily rises, the slope does not appear, and the cooperation through floating joint 232 and guide bar 233 can guarantee that second conveying platform 21's rising and decline can not produce the skew to improve the accuracy and the stability that second conveying platform 21 goes up and down.
The rotating mechanism comprises a gear driving motor 2310, a gear 221, a first mounting plate and a second mounting plate, wherein the gear driving motor 2310 is arranged below the first mounting plate 222, the gear 221 and the gear driving motor 2310 are connected and arranged on the first mounting plate 222, the gear 221 is in meshed connection with the outer gear ring bearing 2210, and the second mounting plate 223 is arranged above the gear 221. After the lifting mechanism lifts the second conveying platform 21, the gear driving motor 2310 rotates the gear 221 to drive the outer gear ring bearing 2210 to rotate, so that the second conveying platform 21 on the second conveying platform rotates 180 degrees, the conveying state of the tray 4 is changed, and meanwhile, after the second conveying platform 21 rotates 180 degrees, one side originally far away from the linear conveying structure 1 is changed into one side close to the output end of the linear conveying structure 1. After the second conveying platform 21 is rotated by 180 °, the tray 4 is conveyed forward in the conveying direction of the linear conveying structure 1 to the output end (the input end before rotation) of the 180 ° rotary conveying structure 2 by the second belt conveying line 212, and the tray 4 is received by the 90 ° quarter turn conveying structure 3 across the gap between the 180 ° rotary conveying structure 2 and the 90 ° quarter turn conveying structure 3. It can be seen that, in this embodiment, the change of the transportation state of the tray 4 is realized without an external mechanism by providing the rotating mechanism, so that the transportation efficiency and the transportation stability are improved.
The 90-degree quarter turn conveying structure 3 receives the trays flowing out of the 180-degree rotary conveying structure 2, 4 and conveys the trays 4 along the direction vertical to the conveying direction of the linear conveying structure 1, so that quarter turn in the conveying process of the trays 4 is realized. The second conveying platform 21 is restored to the original state under the action of the rotating mechanism and the lifting mechanism so as to receive the tray 4 to be conveyed next. Specifically, as shown in fig. 5, the 90 ° quarter turn conveying structure 3 includes a third mounting frame 34, a conveying platform 33, a first support frame 31, a second support frame 32, and a conveying platform moving mechanism. The first support frame 31 is disposed on one side of the third mounting frame 34 close to the output end of the 180-degree rotary conveying structure 2, the width of the first support frame 31 in the vertical direction of the conveying direction of the linear conveying structure 1 is the same as the width of the linear conveying structure 1 and the width of the 180-degree rotary conveying structure 2 in the vertical direction of the conveying direction, and the height of the first support frame 31 is the same as that of the second conveying platform 21. The second support frame 32 is disposed on the third mounting frame 34 and located at the output end of the first support frame 31, the direction of the second support frame 32 is perpendicular to the direction of the first support frame 31, and the width of the second support frame 32 in the conveying direction of the linear conveying structure 1 is the same as the width of the bottom of the tray 4.
The carrying platform 33 is disposed on the carrying platform moving mechanism, and the carrying platform moving mechanism is disposed on the third mounting frame 34. In the present embodiment, as shown in fig. 6, the carrying platform moving mechanism includes a Z-axis lifting cylinder assembly, a Y-axis cylinder assembly 333, and an X-axis moving member, which is an X-axis slide rail 334 driven by an X-axis slide rail driving motor 3341; the X-axis transfer is disposed at the bottom of the third mounting frame 34 on the side away from the 180 ° rotary conveying structure 2. Further, the Y-axis cylinder assembly 333 includes a Y-axis cylinder 3331, a sliding rail 3332 and a third mounting plate, wherein the Y-axis cylinder 3331 is disposed in the middle of the third mounting plate, the sliding rails 3332 are disposed on the left and right sides of the Y-axis cylinder 3331 of the third mounting plate, and the carrying platform 33 is driven by the Y-axis cylinder 3331 to move along the sliding rail 3332. A Z-axis lift cylinder assembly is provided on the Y-axis cylinder assembly 333, wherein the Z-axis lift cylinder assembly includes a Z-axis lift cylinder 3321, a fourth mounting plate, a lift guide 3322, and a fifth mounting plate. The fourth mounting panel and Y axle cylinder assembly 333 swing joint, Z axle jacking cylinder 3321 sets up the middle part at the fourth mounting panel, and lift guide bar 3322 sets up the Z axle jacking cylinder 3321 left and right sides at the fourth mounting panel for guarantee that the top platform does not take place the slope at the in-process of jacking, improve conveyor's stability. The carrying platform 33 is connected with the Z-axis lifting cylinder assembly through a fifth mounting plate and is driven by the Z-axis lifting cylinder 3321 to perform lifting movement. Three third collecting boxes 331 are arranged on the conveying platform 33 side by side, the third collecting boxes 331 and the first collecting boxes 111 have the same structure, and the description is omitted, and the width of the conveying platform 33 in the direction perpendicular to the conveying direction of the linear conveying structure 1 is smaller than the width of the first support frame 31 in the direction.
Wherein, a group of third conveying pieces are respectively arranged at two sides of the first supporting frame 31 in the conveying direction. In this embodiment, the third transfer component is a third belt conveyor line 311, and the two sets of third belt conveyor lines 311 are driven by the same third driving motor 3111 to rotate the third transmission shaft 3112 through the third conveyor belt, so as to drive the third belt conveyor lines 311 at two ends of the third transmission shaft 3112 to rotate. Further, when the pallet 4 is spanned from the 180 ° rotary conveyance structure 2 to the third belt lines 311 on the first support frame 31, the height of the carrying platform 33 is lower than the height of the third belt lines 311 on both sides, the Y-axis cylinder 3331 is in an extended state, and the carrying platform 33 is located right below the side of the first support frame 31 close to the 180 ° rotary conveyance structure 2. When the tray 4 flows into the first supporting frame 31, the copper bar at the bottom of the tray 4 is connected with the third collecting box 331 on the carrying platform 33, so that the tray 4 is not powered off in the conveying process on the 90-degree quarter turn conveying structure 3. After the carrying platform 33 receives the tray 4 flowing out from the 180-degree rotary conveying structure 2, the Y-axis cylinder 3331 contracts to drive the carrying platform 33 to move forward along the conveying direction of the linear conveying structure 1, the third belt conveying lines 311 on two sides synchronously push the tray 4, so that after the tray 4 moves to the output end of the first supporting frame 31, the Z-axis jacking cylinder 3321 extends out to lift the carrying platform 33 above with the help of the lifting guide rod 3322 until the tray 4 is separated from the third belt conveying lines 311 on two sides of the first supporting frame 31.
After separation, the Y-axis cylinder 3331 continues to contract to drive the carrying platform 33 and the tray 4 thereon to move forward to the input end of the second supporting frame 32. Wherein, the second supporting frame 32 is provided with a fourth transferring piece on two sides in the direction perpendicular to the conveying direction of the linear conveying structure 1. In this embodiment, the fourth transferring member is a fourth belt transmission line 321, and the fourth belt transmission line 321 has the same structure as the first belt transmission line 112, and the description thereof is omitted here. The carrying platform 33 is driven by the X-axis carrying member to carry the tray 4 along the vertical direction of the conveying direction of the linear conveying structure 1, and the tray 4 is carried to the fourth belt conveying line 321, so that 90-degree right-angle turning of the tray 4 conveying is realized. The X-axis carrying member drives the carrying platform 33 to move continuously until the tray 4 moves to the output end of the fourth belt conveyor line 321, the Z-axis jacking cylinder 3321 retracts to drive the carrying platform 33 above the Z-axis jacking cylinder to descend to separate the third collecting box 331 from the copper bar at the bottom of the tray 4, the fourth belt conveyor line 321 continues to push the tray 4 to the next detection station, and the carrying platform 33 returns to the original position under the action of the X-axis carrying member and the Y-axis cylinder assembly 333 to wait for receiving the next tray 4 to be carried. Therefore, the 90-degree quarter turn conveying structure 3 can realize 90-degree vertical steering in the embodiment, and the occupied space is reduced compared with the conveying structure utilizing the arc angle steering in the prior art.
In the embodiment of the uninterrupted 90-180-degree conveying method, in step S1, when a tray 4 to be conveyed flows onto the linear conveying structure 1 in a reverse state, the first current collecting box 111 on the first conveying platform 11 is connected with the copper bar at the bottom of the tray 4 to continuously supply power to the tray 4; s2, the first belt conveyor line 112 pushes the first conveying platform 11 to the 180-degree rotary conveying structure 2, and after the second conveying platform 21 receives the tray 4 flowing out of the first conveying platform 11, the copper bar at the bottom of the tray 4 is connected with the second collecting box 211 on the second conveying platform 21, so as to realize continuous power supply to the tray 4; s3, after the second belt conveyor line 212 pushes the tray 4 to move continuously until the tray 4 abuts against the hard stop limiting part 213, the lifting cylinder 231 in the lifting mechanism extends out to lift the second conveying platform 21 until the second conveying platform 21 is positioned above the first conveying platform 11, the second conveying platform 21 is rotated by 180 degrees through the rotating mechanism, and the state that the tray 4 is conveyed from the back side is changed into the state that the tray 4 is conveyed from the front side; s4, after the rotation is finished, the lifting cylinder 231 contracts to enable the second conveying platform 21 to descend to the original height, and the second belt conveying line 212 pushes the tray 4 to cross the 90-degree quarter turn conveying structure 3; s5, the third belt conveyor line 311 on the first support frame 31 of the 90 ° quarter turn conveying structure 3 and the conveying platform 33 below the third belt conveyor line receive the tray 4 flowing out of the 180 ° rotary conveying structure 2, and the copper bar at the bottom of the tray 4 is connected to the third collecting box 331 on the conveying platform 33, so as to realize real-time power supply to the tray 4; s6, the carrying platform 33 and the tray 4 thereon are conveyed to the output end of the first supporting frame 31 by the contraction of the Y-axis cylinder 3331 and the action of the third belt conveyor line 311; s7, lifting the carrying platform 33 until the pallet 4 is separated from the third belt conveyor line 311 by the Z-axis lifting cylinder 3321 extending; s8, the carrying platform 33 and the tray 4 thereon are transported to the input end of the second supporting frame 32 by the contraction of the Y-axis cylinder 3331, and the carrying platform 33 and the tray 4 thereon are transported to the second supporting frame 32 by the X-axis carrying member along the direction perpendicular to the transporting direction of the linear transporting structure 1; s9, the carrying platform 33 and the tray 4 thereon are continuously transported to the output end of the fourth belt conveyor line 321 along the existing transporting direction by the fourth belt conveyor line 321 and the X-axis transporting member, the Z-axis lifting cylinder 3321 is contracted to separate the carrying platform 33 from the tray 4, the tray 4 is continuously transported to the next detecting station by the fourth belt conveyor line 321, and the carrying platform 33 is returned to the original position to receive the tray 4 to be transported by the movement of the X-axis transporting member and the Y-axis cylinder 3331.
The above description of the embodiments is only intended to facilitate the understanding of the method and the core idea of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. A90-degree and 180-degree uninterrupted conveying device is characterized by comprising a linear conveying structure (1), a 180-degree rotary conveying structure (2) and a 90-degree right-angle turning conveying structure (3) which are used for sequentially conveying trays (4); the tray is characterized in that a conductive part is arranged at the bottom of the tray (4), power supply parts are arranged on the linear conveying structure (1), the 180-degree rotary conveying structure (2) and the 90-degree quarter turn conveying structure (3), and the conductive part, the linear conveying structure (1), the 180-degree rotary conveying structure (2) and the 90-degree quarter turn conveying structure (3) are sequentially switched on in the conveying process of the tray (4), so that the tray (4) is conveyed without power interruption.
2. The uninterruptible power delivery apparatus according to claim 1, wherein the power supply parts are current collecting boxes, and each current collecting box is provided with at least one row of roller contacts (2111) on the top; the conductive parts are copper bars, and the number and the positions of the copper bars at the bottom of the tray (4) correspond to those of the roller contacts (2111); the copper bar is in contact with the roller contact (2111) to realize electric conduction.
3. The uninterrupted conveying device according to claim 1, characterized in that said 180 ° rotary conveying structure (2) comprises a second conveying platform (21) for receiving the trays (4) conveyed by said linear conveying structure (1); a second conveying part is arranged on the second conveying platform (21), the moving direction of the second conveying part is the same as the conveying direction of the linear conveying structure (1), and the second conveying part is used for conveying the tray (4) on the second conveying platform (21); the second conveying platform (21) is further provided with a second collecting box (211), and after the second conveying platform (21) receives the tray (4), the second collecting box (211) is communicated with a copper bar at the bottom of the tray (4) to realize that the tray (4) is not powered off during conveying of the 180-degree rotary conveying structure (2).
4. The uninterruptible conveying device according to claim 3, wherein the 180 ° rotary conveying structure (2) further comprises a lifting mechanism and a second mounting rack (24), and the second mounting rack (24), the lifting mechanism, the rotating mechanism and the second conveying platform (21) are arranged from bottom to top; rotary mechanism includes rotation driving motor, gear (221), first mounting panel (222) and second mounting panel (223), gear (221) set up in on first mounting panel (222) and pass through second mounting panel (223) with second conveying platform (21) are connected, rotation driving motor drive gear (221) rotate drive on it second conveying platform (21) are rotatory.
5. The uninterruptible power delivery apparatus according to claim 4, wherein the lifting mechanism includes a lifting cylinder (231) and a lifting assist unit; the lifting cylinder (231) is arranged on the second mounting frame (24) and used for driving the rotating mechanism and the second conveying platform (21) on the rotating mechanism to perform lifting motion, and the lifting auxiliary unit is arranged between the first mounting plate (222) and the second mounting frame (24) to enable the lifting motion to be performed stably.
6. The uninterruptible power delivery device according to claim 3, characterized in that the second delivery platform (21) is provided with a first stop at an end remote from the linear delivery structure (1) for limiting the limit position of the pallet (4) on the second delivery platform (21).
7. The uninterruptible power supply according to claim 1, characterized in that the 90 ° quarter turn conveying structure (3) comprises a handling module, a first support frame (31), a second support frame (32) and a third mounting frame (34); the first supporting frame (31) is arranged at one end, close to the 180-degree rotary conveying structure (2), of the third mounting frame (34) and used for receiving the tray (4) flowing out of the 180-degree rotary conveying structure (2), the first supporting frame (31) is provided with a third conveying piece for conveying the tray (4), and the movement direction of the third conveying piece is the same as the conveying direction of the linear conveying structure (1); the second support frame (32) is arranged on the third mounting frame (34) at the output end of the first support frame (31) and used for receiving the tray (4) flowing out of the first support frame (31), a fourth conveying piece for conveying the tray (4) is arranged on the second support frame (34), and the moving direction of the fourth conveying piece is perpendicular to the conveying direction of the linear conveying structure (1).
8. The uninterruptible power delivery device of claim 7, wherein the handling module comprises a handling platform (33) and a handling platform moving mechanism, the handling platform moving mechanism comprises a Z-axis jacking cylinder assembly, a Y-axis cylinder assembly (333) and an X-axis transfer member; the third collecting box (331) is arranged on the carrying platform (33), and the carrying platform moving mechanism drives the carrying platform (33) on the carrying platform to convey the tray (4) along the vertical direction of the conveying direction of the linear conveying structure (1).
9. A90-degree and 180-degree uninterrupted power transmission method is characterized by comprising the following steps:
s1, placing the tray (4) on the linear conveying structure (1) in a reverse conveying state, and conducting a copper bar at the bottom of the tray (4) with a roller contact (2111) of a first collecting box (111) on the first conveying platform (11) to realize uninterrupted conveying;
s2, the first conveying piece conveys the tray (4) to a 180-degree rotary conveying structure (2), the copper bar is communicated with a roller contact (2111) of a second collecting box (211) on a second conveying platform (21), a rotating mechanism rotates to drive the second conveying platform (21) and the tray (4) thereon to rotate, and the tray (4) is conveyed from the reverse side to the front side after rotating for 180 degrees;
s3, the carrying platform (33) receives the tray (4), a copper bar at the bottom of the tray (4) is conducted with a roller contact (2111) of a third collecting box (331) on the carrying platform (33), and a carrying moving mechanism moves to drive the carrying platform (33) to move so as to convey the tray (4) along the direction perpendicular to the conveying direction of the linear conveying structure (1);
s4, after the tray (4) is conveyed to the output end of the second supporting frame (32), the Z-axis jacking air cylinder assembly moves downwards to separate the carrying platform (33) from the tray (4), the carrying platform (33) is conveyed to the original position through the carrying platform moving mechanism, and the fourth conveying piece conveys the tray (4) to the next detection station along the direction perpendicular to the conveying direction of the linear conveying structure (1).
10. The uninterruptible power delivery method according to claim 9, wherein the current collecting box is controlled by an external system to switch on and off the internal circuit thereof so as to ensure normal conduction between the current collecting box on the tray (4) and different delivery structures when the tray crosses different delivery structures.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111660070.6A CN114408503A (en) | 2021-12-30 | 2021-12-30 | Uninterrupted power transmission device and method for 90-degree and 180-degree |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111660070.6A CN114408503A (en) | 2021-12-30 | 2021-12-30 | Uninterrupted power transmission device and method for 90-degree and 180-degree |
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| CN114408503A true CN114408503A (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111660070.6A Pending CN114408503A (en) | 2021-12-30 | 2021-12-30 | Uninterrupted power transmission device and method for 90-degree and 180-degree |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117162358A (en) * | 2023-11-02 | 2023-12-05 | 中电科风华信息装备股份有限公司 | Full-automatic feeding and discharging bubble removing machine |
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