CN120321937B - A conveying device and method for SMT patch production - Google Patents

A conveying device and method for SMT patch production

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Publication number
CN120321937B
CN120321937B CN202510775136.8A CN202510775136A CN120321937B CN 120321937 B CN120321937 B CN 120321937B CN 202510775136 A CN202510775136 A CN 202510775136A CN 120321937 B CN120321937 B CN 120321937B
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CN
China
Prior art keywords
block
groove
storage box
gear
shell
Prior art date
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Active
Application number
CN202510775136.8A
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Chinese (zh)
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CN120321937A (en
Inventor
刘俊华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Huayuan Technology Co ltd
Original Assignee
Chongqing Huayuan Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Chongqing Huayuan Technology Co ltd filed Critical Chongqing Huayuan Technology Co ltd
Priority to CN202510775136.8A priority Critical patent/CN120321937B/en
Publication of CN120321937A publication Critical patent/CN120321937A/en
Application granted granted Critical
Publication of CN120321937B publication Critical patent/CN120321937B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
    • H05K13/02—Feeding of components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02—Internal fittings
    • B65D25/04—Partitions
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
    • H05K13/04—Mounting of components, e.g. of leadless components
    • H05K13/043—Feeding one by one by other means than belts
    • H05K13/0434—Feeding one by one by other means than belts with containers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)

Abstract

The invention relates to the technical field of conveying and discloses a conveying device and a conveying method for SMT patch production, wherein the conveying device comprises a base, two sides of the top of the base are respectively provided with a support, and a top seat is arranged between the two supports; the top seat is characterized in that a top groove is formed in the bottom of the top seat, a top block is connected in the top groove in a sliding mode, a storage box is arranged at the bottom of the top block, side openings are formed in the side walls of the storage box, a plurality of partition boards are arranged in the storage box, the top seat further comprises a shell, a transparent layer and a control mechanism for driving the top block to move along the length direction of the top seat, the two sides of the storage box are respectively provided with side blocks, the two side blocks are respectively fixedly connected with the inner walls of the two sides of the shell, the shell is fixedly connected with the bottom of the top block, a window is formed in the shell, one end of the transparent layer is fixedly connected with the shell, the other end of the transparent layer is attached to the outer wall of the shell, and the transparent layer shields the window. The problem that work piece work efficiency is low has been treated in current conveying component transportation to this scheme has mainly been solved.

Description

Conveying device and method for SMT (surface mounted technology) patch production
Technical Field
The invention relates to the technical field of conveying, in particular to a conveying device and a conveying method for SMT patch production.
Background
SMT patch refers to a short for serial process flow of processing on the basis of PCB board, PCB board is printed circuit board, SMT is surface assembly technology, and is a technology and process most popular in electronic assembly industry. During SMT paster production, need carry the machined part, traditional conveying mode is mainly accomplished through the manual work, but like this mode staff intensity of labour is big.
For solving the problem, the Chinese patent with the bulletin number of CN217417149U discloses an easily-installed anti-jamming SMT patch conveying assembly, which comprises a fixing plate, wherein a plurality of rollers are rotationally connected to the inner side of the fixing plate, a driving belt is arranged on the outer side of each roller, a friction belt is fixedly connected to the outer side of each driving belt, a fixed limiting plate is fixedly connected to the rear side of the upper end of the fixing plate, an electric telescopic rod is fixedly connected to the front side of the fixing plate, a movable limiting plate is fixedly connected to the output end of the electric telescopic rod, a first limiting groove is formed in the lower end of the fixed limiting plate, and the conveying assembly replaces manual work to be processed to convey workpieces through a mechanical mechanism, so that the manual labor intensity is reduced.
The problem that the conveying assembly can only convey a single workpiece to be processed each time during actual use is that the conveying assembly can convey the workpiece to be processed for a plurality of times by necessity according to the conveying requirement of a large number of batches of workpieces to be processed, so that the whole conveying period is longer, and the working efficiency is reduced.
Disclosure of Invention
The invention aims to provide a conveying device for SMT patch production, which is used for solving the problem that the working efficiency of the existing conveying assembly for conveying workpieces to be processed is low.
The invention aims at achieving the purpose, and adopts the following technical scheme that the conveying device for SMT patch production comprises a base, wherein two sides of the top of the base are respectively provided with a support, a footstock is arranged between the two supports, a footstock is arranged at the bottom of the footstock, a footstock is slidably connected in the footstock, a storage box is arranged at the bottom of the footstock, a side opening is arranged on the side wall of the storage box, a plurality of partition plates are arranged in the storage box, a shell, a transparent layer and a control mechanism for driving the footstock to move along the length direction of the footstock are further arranged, two sides of the storage box are respectively provided with side blocks, the two side blocks are respectively fixedly connected with inner walls of the two sides of the shell, the shell is fixedly connected with the bottom of the footstock, a window is arranged on the shell, one end of the transparent layer is fixedly connected with the shell, the other end of the transparent layer is adhered to the outer wall of the shell, and the transparent layer shields the window.
The principle and the advantages of the scheme are as follows:
1. This scheme is through a plurality of baffles with bin internal separation for a plurality of storage space, compares in prior art, and this scheme bin can store a plurality of work pieces of waiting simultaneously for a plurality of work pieces of waiting can be carried to the bin at every turn, has shortened whole conveying cycle, has improved work efficiency.
2. The transparent layer of this scheme opens and close operation simple mode, when opening, can treat the machined part to the bin interior storage, when closing, can seal the shell, and then realize the seal to the bin, can avoid the dust adhesion on treating the machined part on the one hand through the shell, on the other hand can also avoid the foreign object collision, can treat the machined part and play the guard action.
3. This scheme bin passes through the side piece, the shell is connected with the bottom of kicking block to this stability that can strengthen bin and kicking block and be connected.
Further, sliding grooves are vertically formed in the inner wall of the shell and located on two sides of the storage box, sliding blocks are connected in the sliding grooves in a sliding mode, a first spring is arranged between each sliding block and each sliding groove, a U-shaped block which is used for propping against the bottom of each side block is arranged on each sliding block, each side block is located in each end of each U-shaped block, and the sliding block further comprises a power mechanism which is used for driving the two U-shaped blocks to move vertically.
Through the arrangement, the two U-shaped blocks are driven to move upwards simultaneously through the power mechanism, the bent parts of the U-shaped blocks are propped against the bottoms of the side blocks, namely, the side blocks can be supported by the U-shaped blocks, and then the storage box is supported, namely, the position of the storage box can be supported and reinforced, the stability of connection between the storage box and the jacking block is further enhanced, and the two sides of the storage box are respectively provided with a supporting and reinforcing structure, so that the balance of the two sides of the storage box is further ensured, and the stability of connection between the storage box and the jacking block is further enhanced.
The power mechanism comprises a side groove arranged on the inner wall of the shell and positioned at two sides of the storage box, a power shaft rotatably connected with the inner wall of the shell and positioned at two sides of the storage box, a power block in sliding connection with the side groove, a second spring arranged between the power block and the side groove, a swing arm hinged to the power block, a cam body and a disc coaxially connected to the power shaft, a U-shaped block, a power part hinged to the eccentric part of the disc at one end of the swing arm far away from the power block, and a stop part for stopping the power block.
Through above-mentioned setting, drive two power blocks lateral movement through power division for power block is to the direction lateral movement who keeps away from the bin, and the power block passes through the swing arm and drives the disc and rotate, and the disc drives the power shaft and rotate, and the power shaft drives the cam body and rotate, and the bellying extrusion U-shaped piece upward movement of cam body, when the department of buckling of U-shaped piece offsets with the bottom of side piece, carries out the locking through the stop part to the power block, makes the U-shaped piece also stop, utilizes the U-shaped piece promptly can support the side piece.
Further, the top of the shell is provided with baffle plates on two sides of the storage box, the baffle plates are fixedly connected with the bottom of the top block, two sides of the bottom of the baffle plates are provided with bottom plates, the side walls of the bottom plates are provided with limiting blocks, the top of the U-shaped block is provided with lifting blocks, the top of the lifting blocks is provided with a top plate, two sides of the top plate are provided with guide grooves, hanging plates are connected in a sliding mode in the guide grooves, a third spring is arranged between each hanging plate and each guide groove, an elastic layer for propping against the top of each limiting block is arranged at the bottom of each hanging plate, and the device further comprises an adjusting mechanism for adjusting the distance between the two hanging plates.
Through the setting, during the upward movement of the U-shaped block, the U-shaped block drives the lifting block to move upward, the lifting block drives the top plate and the hanging plate to move upward, the hanging plate is higher than the limiting block, the distance between the two hanging plates is increased through the adjusting mechanism, namely, the two hanging plates are far away, the hanging plate and the elastic layer are located above the limiting block, the elastic layer is propped against the limiting block, namely, the U-shaped block is supported by the hanging plate and the elastic layer through the top plate and the lifting block, and the stability of supporting the U-shaped block on the side block is improved.
The adjusting mechanism comprises a first rack fixedly connected to two sides of the bottom of the baffle, an adjusting shaft connected with the lifting block in a rotating mode, and auxiliary grooves formed in two sides of the bottom of the top plate, adjusting parts are arranged on two sides of the lifting block on the adjusting shaft, the adjusting parts comprise a first gear and a cylindrical block, the first gear is coaxially connected with the adjusting shaft, the first rack is located on a motion track of the first gear and can be meshed with the first gear, a first inclined plane is formed in the cylindrical block, the auxiliary grooves are communicated with the guide grooves, the auxiliary blocks are connected with the auxiliary grooves in a sliding mode, one ends of the auxiliary blocks are fixedly connected with the hanging plate, and the other ends of the auxiliary blocks are abutted to the first inclined plane.
Through the arrangement, during the upward movement of the U-shaped block, the U-shaped block drives the lifting block to move upwards, the lifting block drives the top plate and the hanging plate to move upwards, so that the hanging plate is higher than the limiting block, during the upward movement of the lifting block, the lifting block also drives the adjusting shaft and the first gear to move upwards, the first gear is meshed with the first rack to drive the adjusting shaft to rotate, the adjusting shaft drives the cylindrical block to drive the cylindrical block to rotate, the cylindrical block drives the auxiliary block to move transversely through the first inclined plane, the auxiliary block drives the hanging plate and the elastic layer to move synchronously, namely, the two hanging plates are far away, the hanging plate moves transversely, when the U-shaped block stops, the lifting block stops, the hanging plate and the elastic layer are located above the limiting block, and the elastic layer abuts against the limiting block.
Further, a bar-shaped groove is formed in the bottom of the baffle, a bar-shaped block is connected in the bar-shaped groove in a sliding mode, a hook and a second rack are arranged on the bar-shaped block, a side shaft is connected to the bottom plate in a rotating mode, the second gear and a third gear are connected to the side shaft in a coaxial mode, the second gear is meshed with the second rack, a third rack is arranged on the side wall of the lifting block, the third gear is located on the movement track of the third rack, the third gear can be meshed with the third rack, an elastic block used for being hung on the hook is arranged between the two hanging plates, and the elastic block is arc-shaped.
Through the arrangement, the lifting block drives the elastic block on the top plate to synchronously move during the upward movement of the lifting block, so that the elastic block is higher than the hook, the elastic block is flatter during the distance from the two hanging plates, namely the protruding position of the elastic block moves downwards, the lifting block drives the third rack to move upwards during the upward movement of the lifting block, the third rack is meshed with the third gear to drive the side shaft to rotate, the side shaft drives the second gear to rotate, the second gear is meshed with the second rack to drive the strip-shaped block and the hook to move from the rear side of the storage box to the front side of the storage box, the hook is positioned below the elastic block, and when the lifting block stops, the elastic block is hung on the hook, so that the U-shaped block can be supported by the hanging plate, the top plate and the lifting block, and the stability of the U-shaped block on the side block is further improved, and the fixing position of the storage box is further stable.
The power part comprises a transverse shaft connected with the shell in a rotating way, a transverse groove formed in the inner wall of the shell, external racks fixedly connected to the bottom of the footstock and located on two sides of the footstock, a cylindrical cam and external gears located on two sides of the cylindrical cam are coaxially connected to the transverse shaft, a curved groove is formed in the cylindrical cam, a moving block is connected in the curved groove in a sliding way, the transverse groove is connected with the transverse block in a sliding way, the moving block is fixedly connected with the transverse block, the two power blocks are located on the movement track of the transverse block, and the external racks are meshed with the external gears.
Through the arrangement, during the movement of the outer shell along the length direction of the top seat, the external gear is meshed with the external rack to drive the transverse shaft to rotate, the transverse shaft drives the cylindrical cam to transversely reciprocate in the transverse groove through the curved groove, the moving block and the transverse block, when the transverse block moves leftwards, the transverse block extrudes the left power block to move leftwards, namely the left power block transversely moves in a direction away from the storage box, the left second spring stretches, and when the transverse block moves rightwards, the transverse block extrudes the right power block to move rightwards, namely the right power block transversely moves in a direction away from the storage box, and the right second spring stretches.
Further, the stop part comprises a wall groove formed in the side wall of the shell and a first wedge block fixedly connected with the power block, a second wedge block used for being extruded by the first wedge block is vertically and slidably connected in the wall groove, a fourth spring is arranged between the second wedge block and the wall groove, the second wedge block is located on the movement track of the first wedge block, a stop groove is formed in the bottom of the first wedge block, and the second wedge block is in sliding fit with the stop groove.
Through the arrangement, during the transverse movement of the power block in the direction away from the storage box, the power block drives the first wedge block to transversely move, so that the first wedge block extrudes the second wedge block to downwardly move, the fourth spring compresses, the power block continuously moves, so that the second wedge block vertically faces the stop groove, and the second wedge block slides into the stop groove under the action of the fourth spring, so that the stop of the power block is realized.
The invention also aims to provide a conveying method of the conveying device for SMT patch production, so as to solve the problem that the working efficiency of the existing conveying assembly for conveying workpieces to be processed is low.
In order to achieve the purpose, the invention adopts the following technical scheme that the conveying method of the conveying device for SMT patch production comprises the following steps:
driving the free end of the transparent layer to be far away from the shell so that the side opening and the window are communicated with the outside, respectively placing a plurality of workpieces to be processed into a plurality of storage spaces formed in the storage box by a plurality of partition boards through the window and the side opening, and then attaching the free end of the transparent layer to the outer wall of the shell so as to shade the window;
And secondly, the control mechanism drives the top block to move in the top groove along the length direction of the top seat, so that the shell and the storage box are driven to synchronously move, and the conveying of a plurality of workpieces to be processed is realized.
Drawings
FIG. 1 is a front view of an embodiment of a conveying device for SMT chip production according to the invention;
FIG. 2 is a schematic view of the top block and housing of FIG. 1;
FIG. 3 is a partial cross-sectional view in the left-hand direction of FIG. 2;
FIG. 4 is an enlarged view of FIG. 3 at A;
fig. 5 is an enlarged view at B in fig. 3.
Detailed Description
The following is a further detailed description of the embodiments:
Reference numerals in the drawings of the specification include a base 10, a pillar 11, a top seat 12, a top block 13, a storage box 20, a side port 21, a partition 22, a housing 23, a transparent layer 24, a side block 25, a motor 26, a support plate 27, a one-way screw 28, a U-shaped block 30, a side groove 31, a power block 32, a second spring 33, a swing arm 34, a cam body 35, a disk 36, a wall groove 40, a first wedge 41, a second wedge 42, a fourth spring 43, a stopper groove 44, a shutter 50, a bottom plate 51, a stopper 52, a lifting block 53, a top plate 54, a hanging plate 55, a third spring 56, an elastic layer 57, a first rack 60, an adjusting shaft 61, a first gear 62, a cylindrical block 63, a first inclined surface 64, an auxiliary block 65, a bar groove 70, a bar block 71, a hook 72, a second rack 73, a side shaft 74, a second gear 75, a third gear 76, a third rack 77, an elastic block 78, a chute 80, a slider 81, a first spring 82, a lateral shaft 90, a lateral groove 91, an external rack 92, a lateral gear 93, a lateral gear 94, and a lateral gear 96.
Examples
Basically, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the conveying device for SMT patch production comprises a base 10, wherein two sides of the top of the base 10 are fixedly connected with supporting columns 11, a top seat 12 is fixedly connected between the two supporting columns 11, a top groove is formed in the bottom of the top seat 12 along the length direction of the top seat 12, and a top block 13 is slidably connected in the top groove.
The bottom of the top block 13 is fixedly connected with a storage box 20, a side opening 21 is formed in the side wall of the storage box 20, a plurality of partition plates 22 are fixedly connected in the storage box 20, the storage box 20 is internally divided into a plurality of storage spaces through the plurality of partition plates 22 and used for separating and storing a plurality of workpieces to be processed, the storage box further comprises a shell 23, a transparent layer 24 and a control mechanism used for driving the top block 13 to move along the length direction of the top seat 12, two sides of the storage box 20 are fixedly connected with side blocks 25 respectively, the two side blocks 25 are fixedly connected with the inner walls of the two sides of the shell 23 respectively, the top opening of the shell 23 is arranged, the shell 23 is fixedly connected with the bottom of the top block 13, the bottom of the top block 13 completely covers the shell 23, a window is formed in the outer wall of the shell 23, the position of the window is opposite to the side opening 21, the transparent layer 24 is a rubber layer, the upper end of the transparent layer 24 is fixedly connected with the shell 23, the lower end of the transparent layer 24 is adhered to the outer wall of the shell 23, the transparent layer 24 shields the window, and the workpieces to be processed in the storage box 20 can be accessed by pulling the transparent layer 24. The control mechanism comprises a motor 26, a supporting plate 27 and a one-way screw 28, wherein the motor 26 is fixedly connected to the bottom of the top seat 12, an output shaft of the motor 26 is coaxially connected with the one-way screw 28, the top block 13 is in threaded connection with the one-way screw 28, the supporting plate 27 is fixedly connected to the bottom of the top seat 12, and the one-way screw 28 is rotatably connected with the supporting plate 27.
The inner wall of the shell 23 is vertically provided with sliding grooves 80 on two sides of the storage box 20, the sliding grooves 80 are slidably connected with sliding blocks 81, a first spring 82 is fixedly connected between the sliding blocks 81 and the sliding grooves 80, a U-shaped block 30 for propping against the bottom of the side block 25 is fixedly connected on the sliding blocks 81, the side block 25 is positioned in the two ends of the U-shaped block 30, the power mechanism for driving the two U-shaped blocks 30 to vertically move simultaneously is further arranged, the power mechanism comprises side grooves 31 formed in the inner wall of the shell 23 and positioned on two sides of the storage box 20, power shafts rotatably connected with the inner wall of the shell 23 and positioned on two sides of the storage box 20, the side grooves 31 are slidably connected with power blocks 32, a second spring 33 is fixedly connected between the power blocks 32 and the side grooves 31, a swing arm 34 is hinged on the power blocks 32, a cam body 35 and a disc 36 are coaxially connected on the power shafts, the cam body 35 is propped against the bottom of the U-shaped block 30, and one end of the swing arm 34 far away from the power block 32 is hinged with the eccentric position of the disc 36.
The power part comprises a transverse shaft 90 rotationally connected with the shell 23, a transverse groove 91 formed in the inner wall of the shell 23, and external racks 92 fixedly connected to the bottom of the top seat 12 and positioned on two sides of the top block 13, a cylindrical cam 93 and external gears 94 positioned on two sides of the cylindrical cam 93 are coaxially connected to the transverse shaft 90, a curved groove is formed in the cylindrical cam 93, a moving block 95 is slidably connected in the curved groove, a transverse block 96 is transversely slidably connected in the transverse groove 91, the moving block 95 is fixedly connected with the transverse block 96, the two power blocks 32 are both positioned on the moving track of the transverse block 96, and the external racks 92 are meshed with the external gears 94. The stop part comprises a wall groove 40 formed in the side wall of the shell 23 and a first wedge block 41 fixedly connected with the power block 32, a second wedge block 42 used for being extruded by the first wedge block 41 is vertically and slidably connected in the wall groove 40, a fourth spring 43 is fixedly connected between the second wedge block 42 and the wall groove 40, the second wedge block 42 is positioned on the movement track of the first wedge block 41, a stop groove 44 is formed in the bottom of the first wedge block 41, and the second wedge block 42 is slidably matched with the stop groove 44.
The top of the shell 23 is fixedly connected with the baffle 50 on both sides of the storage box 20, the baffle 50 is fixedly connected with the bottom of the top block 13, the bottom of the baffle 50 is fixedly connected with the bottom plate 51 on both sides of the bottom of the baffle 50, the side wall of the bottom plate 51 is fixedly connected with the limiting block 52, the top of the U-shaped block 30 is fixedly connected with the lifting block 53, the top of the lifting block 53 is fixedly connected with the top plate 54, both sides of the top plate 54 are provided with guide grooves, the hanging plate 55 is connected in a sliding manner in the guide grooves, a third spring 56 is fixedly connected between the hanging plate 55 and the guide grooves, an elastic layer 57 for propping against the top of the limiting block 52 is fixedly connected to the bottom of one end of the hanging plate 55 far away from the guide grooves, the elastic layer 57 is a rubber layer, the adjusting mechanism for adjusting the distance between the two hanging plates 55 on one side of the storage box 20 in the shell 23 is further comprised of a first rack 60 fixedly connected to the bottom of the baffle 50, an auxiliary groove 61 is rotatably connected with the lifting block 53, the auxiliary groove is arranged on both sides of the bottom of the top plate 54, the adjusting shaft 61 is fixedly connected with the auxiliary groove, the first rack 62 is coaxially connected with the first gear 62 and the auxiliary groove 62, the first gear 62 is coaxially connected with the auxiliary groove 65, the auxiliary groove is arranged on the two sides of the lifting block 62, the first gear 62 are coaxially, the first gear 62 is meshed with the auxiliary groove 65, the auxiliary groove is respectively, the first gear is capable of being meshed with the auxiliary groove, and the first gear is meshed with the auxiliary gear and the auxiliary gear is, and the auxiliary gear is and the auxiliary gear.
The bottom of the baffle 50 is provided with a bar-shaped groove 70, a bar-shaped block 71 is connected in a sliding manner in the bar-shaped groove 70, a hook 72 and a second rack 73 are fixedly connected to the bar-shaped block 71, a side shaft 74 is connected to the bottom plate 51 in a rotating manner, a second gear 75 and a third gear 76 are coaxially connected to the side shaft 74, the second gear 75 is meshed with the second rack 73, a third rack 77 is arranged on the side wall of the lifting block 53, the third gear 76 is positioned on the movement track of the third rack 77, the third gear 76 can be meshed with the third rack 77, an elastic block 78 used for being hung on the hook 72 is fixedly connected between the two hanging plates 55, the elastic block 78 is arc-shaped, the elastic block 78 is upwards protruded, the elastic block 78 is an elastic iron sheet, and in an initial state, the distance between the hook 72 and the rear side wall of the storage box 20 is smaller than the distance between the elastic block 78 and the rear side wall of the storage box 20, namely, the hook 72 is positioned at the rear side of the elastic block 78.
The specific implementation process is as follows:
When the transparent storage box is used, the free end of the transparent layer 24 is driven to be far away from the shell 23, so that the side opening 21 and the window are communicated with the outside, a plurality of workpieces to be processed penetrate through the window and the side opening 21 and are respectively placed in a plurality of storage spaces, and then the free end of the transparent layer 24 is attached to the outer wall of the shell 23, so that the window can be shielded and sealed, therefore, dust can be prevented from adhering to the workpieces to be processed through the shell 23, foreign object collision can be prevented, the workpieces to be processed can be protected, and the storage box 20 is connected with the bottom of the top block 13 through the side block 25 and the shell 23, so that the connection stability of the storage box 20 and the top block 13 can be further enhanced.
The motor 26 is started, the output shaft of the motor 26 drives the unidirectional screw 28 to rotate, so that the ejector block 13 moves in the ejector groove along the length direction of the ejector seat 12, and then the shell 23 and the storage box 20 are driven to synchronously move, namely, the conveying of a plurality of workpieces to be processed is realized.
During the movement of the outer shell 23 along the length direction of the top seat 12, the external gear 94 is meshed with the external racks 92 to drive the transverse shaft 90 to rotate, the transverse shaft 90 drives the cylindrical cam 93 to rotate, the cylindrical cam 93 transversely reciprocates in the transverse groove 91 through the curved groove, the moving block 95 and the transverse block 96, during the leftward movement of the transverse block 96, the transverse block 96 presses the left power block 32 to move leftwards, namely the left power block 32 transversely moves in a direction away from the storage box 20, the left second spring 33 stretches, during the rightward movement of the transverse block 96, the transverse block 96 presses the right power block 32 to move rightwards, namely the right power block 32 transversely moves in a direction away from the storage box 20, and the right second spring 33 stretches.
During the transverse movement of the power block 32 in the direction away from the storage box 20, the power block 32 drives the first wedge block 41 to transversely move, so that the first wedge block 41 extrudes the second wedge block 42 to downwardly move, the fourth spring 43 compresses, the power block 32 continues to move, so that the second wedge block 42 is vertically opposite to the stop groove 44, and the second wedge block 42 slides into the stop groove 44 under the action of the fourth spring 43, so that the stop of the power block 32 is realized.
The power block 32 transversely moves in a direction away from the storage box 20, the swing arm 34 drives the disc 36 to rotate, the disc 36 drives the power shaft to rotate, the power shaft drives the cam body 35 to rotate, the protruding portion of the cam body 35 extrudes the U-shaped block 30 to move upwards, the U-shaped block 30 drives the sliding block 81 to move upwards along the path of the sliding groove 80, the first spring 82 is compressed, during the upward movement of the U-shaped block 30, when the power shaft stops, the U-shaped block 30 is also stopped, the bent portion of the U-shaped block 30 abuts against the bottom of the side block 25, namely, the U-shaped block 30 can be used for supporting the side block 25, and further the storage box 20 can be supported, namely, the position of the storage box 20 can be supported and reinforced, the stability of connection between the storage box 20 and the top block 13 is further enhanced, and support and reinforcing structures are arranged on two sides of the storage box 20, so that the balance of two sides of the storage box 20 is guaranteed, and the stability of connection between the storage box 20 and the top block 13 is further enhanced.
During the upward movement of the U-shaped block 30, the U-shaped block 30 drives the lifting block 53 to move upwards, the lifting block 53 drives the top plate 54 and the hanging plate 55 to move upwards, so that the hanging plate 55 is higher than the limiting block 52, during the upward movement of the lifting block 53, the lifting block 53 also drives the adjusting shaft 61 and the first gear 62 to move upwards, so that the first gear 62 is meshed with the first rack 60 to drive the adjusting shaft 61 to rotate, the adjusting shaft 61 drives the cylindrical block 63 to rotate, the cylindrical block 63 drives the auxiliary block 65 to move transversely through the first inclined plane 64, the auxiliary block 65 drives the hanging plate 55 and the elastic layer 57 to move synchronously, namely, the two hanging plates 55 are far away, the third spring 56 stretches, the hanging plate 55 moves transversely, when the U-shaped block 30 stops, the hanging plate 55 and the elastic layer 57 are located above the limiting block 52, the elastic layer 57 abuts against the limiting block 52, namely, the hanging plate 55 and the elastic layer 57 are utilized to support the U-shaped block 30 through the top plate 54 and the lifting block 53, and further stability of supporting the U-shaped block 30 on the side block 25 is improved.
During the upward movement of the lifting block 53, the lifting block 53 drives the elastic block 78 on the top plate 54 to synchronously move so that the elastic block 78 is higher than the hook 72, during the separation of the two hanging plates 55, the elastic block 78 is flatter, namely the protruding position of the elastic block 78 moves downwards, during the upward movement of the lifting block 53, the lifting block 53 drives the third rack 77 to move upwards, the third rack 77 is meshed with the third gear 76 to drive the side shaft 74 to rotate, the side shaft 74 drives the second gear 75 to rotate, the second gear 75 is meshed with the second rack 73 to drive the strip-shaped block 71 and the hook 72 to move from the rear side of the storage box 20 to the front side of the storage box 20, so that the hook 72 is positioned below the elastic block 78, and when the lifting block 53 stops, the elastic block 78 is hung on the hook 72, so that the elastic block 78 can support the U-shaped block 30 through the hanging plates 55, the top plate 54 and the lifting block 53, and further the stability of the support of the side block 25 of the U-shaped block 30 is improved, and the fixed position of the storage box 20 is smoother.
In this embodiment, a second inclined plane is disposed at the bottom of the elastic layer 57, a third inclined plane is disposed at the top of the limiting block 52, and the second inclined plane is in frictional contact with the third inclined plane, so that during the vertical movement of the hanging plate 55 and the elastic layer 57, the hanging plate 55 and the elastic layer 57 also move laterally, and the frictional contact between the second inclined plane and the third inclined plane can promote the hanging plate 55 and the elastic layer 57 to move above the limiting block 52, and the elastic layer 57 abuts against the limiting block 52.
The embodiment also provides a conveying method of the conveying device for SMT patch production, which comprises the following steps:
Step one, the free end of the transparent layer 24 is driven to be far away from the shell 23, so that the side opening 21 and the window are communicated with the outside, a plurality of workpieces to be processed penetrate through the window and the side opening 21 and are respectively placed into a plurality of storage spaces formed in the storage box 20 by a plurality of partition boards 22, and then the free end of the transparent layer 24 is attached to the outer wall of the shell 23, so that the window can be shielded.
And secondly, starting a motor 26, wherein an output shaft of the motor 26 drives a one-way screw 28 to rotate, so that the top block 13 moves in the top groove along the length direction of the top seat 12, and further drives the shell 23 and the storage box 20 to synchronously move, namely conveying a plurality of workpieces to be processed is realized.
Step three, during the movement of the outer shell 23 along the length direction of the top seat 12, the external gear 94 is meshed with the external rack 92 to drive the transverse shaft 90 to rotate, the transverse shaft 90 drives the cylindrical cam 93 to rotate, the cylindrical cam 93 transversely reciprocates in the transverse groove 91 through the curved groove, the moving block 95 and the transverse block 96, during the leftward movement of the transverse block 96, the transverse block 96 presses the left power block 32 to move leftwards, namely the left power block 32 transversely moves in a direction away from the storage box 20, the left second spring 33 stretches, during the rightward movement of the transverse block 96, the transverse block 96 presses the right power block 32 to move rightwards, namely the right power block 32 transversely moves in a direction away from the storage box 20, and the right second spring 33 stretches.
During the transverse movement of the power block 32 in the direction away from the storage box 20, the power block 32 drives the first wedge block 41 to transversely move, so that the first wedge block 41 extrudes the second wedge block 42 to downwardly move, the fourth spring 43 compresses, the power block 32 continues to move, so that the second wedge block 42 is vertically opposite to the stop groove 44, and the second wedge block 42 slides into the stop groove 44 under the action of the fourth spring 43, so that the stop of the power block 32 is realized.
The power block 32 transversely moves in a direction away from the storage box 20, the swing arm 34 drives the disc 36 to rotate, the disc 36 drives the power shaft to rotate, the power shaft drives the cam body 35 to rotate, the protruding portion of the cam body 35 extrudes the U-shaped block 30 to move upwards, the U-shaped block 30 drives the sliding block 81 to move upwards along the path of the sliding groove 80, the first spring 82 is compressed, during the upward movement of the U-shaped block 30, when the power shaft stops, the U-shaped block 30 stops, the bent portion of the U-shaped block 30 abuts against the bottom of the side block 25, and the side block 25 can be supported by the U-shaped block 30.
During the upward movement of the U-shaped block 30, the U-shaped block 30 drives the lifting block 53 to move upwards, the lifting block 53 drives the top plate 54 and the hanging plate 55 to move upwards, so that the hanging plate 55 is higher than the limiting block 52, during the upward movement of the lifting block 53, the lifting block 53 also drives the adjusting shaft 61 and the first gear 62 to move upwards, so that the first gear 62 is meshed with the first rack 60 to drive the adjusting shaft 61 to rotate, the adjusting shaft 61 drives the cylindrical block 63 to rotate, the cylindrical block 63 drives the auxiliary block 65 to move transversely through the first inclined plane 64, the auxiliary block 65 drives the hanging plate 55 and the elastic layer 57 to move synchronously, namely, the two hanging plates 55 are far away, the third spring 56 stretches, the hanging plate 55 moves transversely, when the U-shaped block 30 stops, the hanging plate 55 and the elastic layer 57 are located above the limiting block 52, the elastic layer 57 abuts against the limiting block 52, namely, the hanging plate 55 and the elastic layer 57 are utilized to support the U-shaped block 30 through the top plate 54 and the lifting block 53.
During the upward movement of the lifting block 53, the lifting block 53 drives the elastic block 78 on the top plate 54 to synchronously move so that the elastic block 78 is higher than the hook 72, during the distance between the two hanging plates 55, the elastic block 78 is flatter, namely the protruding position of the elastic block 78 moves downwards, during the upward movement of the lifting block 53, the lifting block 53 drives the third rack 77 to move upwards, so that the third rack 77 is meshed with the third gear 76 to drive the side shaft 74 to rotate, the side shaft 74 drives the second gear 75 to rotate, and the second gear 75 is meshed with the second rack 73 to drive the strip-shaped block 71 and the hook 72 to move from the rear side of the storage box 20 to the front side of the storage box 20, so that the hook 72 is positioned below the elastic block 78, and when the lifting block 53 stops, the elastic block 78 is hung on the hook 72, so that the elastic block 78 can support the U-shaped block 30 through the hanging plates 55, the top plate 54 and the lifting block 53.
The foregoing is merely exemplary of the present application, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present application, and these should also be regarded as the protection scope of the present application, which does not affect the effect of the implementation of the present application and the practical applicability of the patent. The protection scope of the present application is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (5)

1.一种SMT贴片生产用输送装置，包括底座，其特征在于：底座的顶部两侧均设有支柱，两个支柱之间设有顶座；顶座的底部设有顶槽，顶槽内滑动连接有顶块；顶块的底部设有储存箱，储存箱的侧壁上设有侧口，储存箱内设有若干隔板；还包括外壳、透明层、用于带动顶块沿顶座长度方向运动的控制机构，储存箱的两侧分别设有侧块，两个侧块分别与外壳的两侧内壁固接；外壳与顶块的底部固接，外壳上设有窗口，透明层的一端与外壳固接，透明层的另一端与外壳外壁相贴，透明层遮挡窗口；外壳的内壁上位于储存箱的两侧均竖向设有滑槽，滑槽内滑动连接有滑块，滑块与滑槽之间设有第一弹簧；滑块上设有用于与侧块底部相抵的U形块，侧块位于U形块的两端间隙内；还包括用于同时带动两个U形块竖向运动的动力机构；外壳的顶部位于储存箱的两侧均设有挡板，挡板与顶块的底部固接；挡板的底部两侧均设有底板，底板的侧壁上设有限位块；U形块的顶部设有升降块，升降块的顶部设有顶板，顶板的顶部两侧均设有导向槽，导向槽内滑动连接有挂板，挂板与导向槽之间设有第三弹簧，挂板的底部设有用于与限位块顶部相抵的弹性层；还包括用于调节两个挂板间距的调节机构；调节机构包括固接在挡板底部两侧的第一齿条、与升降块转动连接有调节轴、开设在顶板底部两侧的辅助槽，调节轴上位于升降块的两侧均设有调节部，调节部包括与调节轴同轴连接的第一齿轮和圆柱块，第一齿条位于第一齿轮的运动轨迹上，第一齿条能够与第一齿轮啮合；圆柱块上设有第一斜面；辅助槽与导向槽相通，辅助槽内滑动连接有辅助块，辅助块的一端与挂板固接，辅助块的另一端与第一斜面相抵；挡板的底部设有条形槽，条形槽内滑动连接有条形块，条形块上设有挂钩和第二齿条；底板上转动连接有侧轴，侧轴上同轴连接有第二齿轮和第三齿轮，第二齿轮与第二齿条啮合；升降块的侧壁上设有第三齿条，第三齿轮位于第三齿条的运动轨迹上，第三齿轮能够第三齿条啮合；两个挂板之间设有用于挂在挂钩上的弹性块，弹性块弧状。1. A conveying device for SMT patch production, including a base, characterized in that: pillars are provided on both sides of the top of the base, and a top seat is provided between the two pillars; a top groove is provided at the bottom of the top seat, and a top block is slidably connected to the top groove; a storage box is provided at the bottom of the top block, a side opening is provided on the side wall of the storage box, and a plurality of partitions are provided in the storage box; it also includes an outer shell, a transparent layer, and a control mechanism for driving the top block to move along the length direction of the top seat, side blocks are respectively provided on both sides of the storage box, and the two side blocks are respectively fixed to the inner walls of the outer shell; the outer shell is fixed to the bottom of the top block, a window is provided on the outer shell, one end of the transparent layer is fixed to the outer shell, and the other end of the transparent layer is fixed to the outer shell. One end is in contact with the outer wall of the shell, and the transparent layer blocks the window; the inner wall of the shell is provided with vertical slide grooves on both sides of the storage box, and a slider is slidably connected in the slide groove, and a first spring is provided between the slider and the slide groove; a U-shaped block is provided on the slider for abutting against the bottom of the side block, and the side block is located in the gap at both ends of the U-shaped block; it also includes a power mechanism for simultaneously driving the two U-shaped blocks to move vertically; the top of the shell is provided with baffles on both sides of the storage box, and the baffles are fixedly connected to the bottom of the top block; bottom plates are provided on both sides of the bottom of the baffle, and limit blocks are provided on the side walls of the bottom plate; a lifting block is provided on the top of the U-shaped block, and a top plate is provided on the top of the lifting block, and the top of the top plate There are guide grooves on both sides of the part, and a hanging plate is slidably connected in the guide groove. A third spring is provided between the hanging plate and the guide groove, and an elastic layer is provided at the bottom of the hanging plate for abutting against the top of the limit block; it also includes an adjustment mechanism for adjusting the distance between the two hanging plates; the adjustment mechanism includes a first rack fixedly connected to both sides of the bottom of the baffle, an adjustment shaft rotatably connected to the lifting block, and auxiliary grooves on both sides of the bottom of the top plate, and an adjustment part is provided on both sides of the lifting block on the adjusting shaft. The adjustment part includes a first gear and a cylindrical block coaxially connected to the adjusting shaft, the first rack is located on the motion trajectory of the first gear, and the first rack can mesh with the first gear; there is a There is a first inclined surface; the auxiliary groove is communicated with the guide groove, and an auxiliary block is slidably connected in the auxiliary groove, one end of the auxiliary block is fixed to the hanging plate, and the other end of the auxiliary block is against the first inclined surface; a strip groove is provided at the bottom of the baffle, and a strip block is slidably connected in the strip groove, and a hook and a second rack are provided on the strip block; a side shaft is rotatably connected to the bottom plate, and a second gear and a third gear are coaxially connected to the side shaft, and the second gear is meshed with the second rack; a third rack is provided on the side wall of the lifting block, and the third gear is located on the motion trajectory of the third rack, and the third gear can mesh with the third rack; an elastic block for hanging on the hook is provided between the two hanging plates, and the elastic block is arc-shaped. 2.根据权利要求1所述的SMT贴片生产用输送装置，其特征在于：动力机构包括开设在外壳内壁上位于储存箱两侧的边槽、与外壳内壁转动连接位于储存箱两侧的动力轴，边槽内滑动连接有动力块，动力块与边槽之间设有第二弹簧；动力块上铰接有摆臂，动力轴上同轴连接有凸轮本体和圆盘，凸轮本体与U形块的底部相抵，摆臂远离动力块的一端与圆盘的偏心处铰接；还包括用于带动两个动力块横向运动的动力部、用于对动力块止动的止动部。2. The conveying device for SMT patch production according to claim 1 is characterized in that: the power mechanism includes side grooves opened on the inner wall of the shell and located on both sides of the storage box, a power shaft rotatably connected to the inner wall of the shell and located on both sides of the storage box, a power block is slidably connected in the side groove, and a second spring is provided between the power block and the side groove; a swing arm is hinged on the power block, a cam body and a disc are coaxially connected on the power shaft, the cam body is abutted against the bottom of the U-shaped block, and the end of the swing arm away from the power block is hinged to the eccentric point of the disc; it also includes a power part for driving the two power blocks to move horizontally, and a stop part for stopping the power block. 3.根据权利要求2所述的SMT贴片生产用输送装置，其特征在于：动力部包括与外壳转动连接的横向轴、开设在外壳内壁上的横向槽、固接在顶座底部位于顶块两侧的外部齿条，横向轴上同轴连接有圆柱凸轮、位于圆柱凸轮两侧的外部齿轮，圆柱凸轮上设有曲线槽，曲线槽内滑动连接有移动块；横向槽内横向滑动连接有横向块，移动块与横向块固接，两个动力块均位于横向块的运动轨迹上；外部齿条与外部齿轮啮合。3. The conveying device for SMT patch production according to claim 2 is characterized in that: the power part includes a transverse shaft rotatably connected to the outer shell, a transverse groove opened on the inner wall of the outer shell, and an external rack fixed to the bottom of the top seat and located on both sides of the top block, a cylindrical cam and external gears located on both sides of the cylindrical cam are coaxially connected to the transverse shaft, a curved groove is provided on the cylindrical cam, and a moving block is slidably connected in the curved groove; a transverse block is transversely slidably connected in the transverse groove, the moving block is fixed to the transverse block, and the two power blocks are both located on the motion trajectory of the transverse block; the external rack is meshed with the external gear. 4.根据权利要求3所述的SMT贴片生产用输送装置，其特征在于：止动部包括开设在外壳侧壁上的壁槽、与动力块固接的第一楔块，壁槽内竖向滑动连接有用于被第一楔块挤压的第二楔块，第二楔块与壁槽之间设有第四弹簧，第二楔块位于第一楔块的运动轨迹上；第一楔块的底部设有止动槽，第二楔块与止动槽滑动配合。4. The conveying device for SMT patch production according to claim 3 is characterized in that: the stopping part includes a wall groove opened on the side wall of the shell, a first wedge block fixed to the power block, a second wedge block vertically slidably connected in the wall groove for being squeezed by the first wedge block, a fourth spring is provided between the second wedge block and the wall groove, and the second wedge block is located on the movement trajectory of the first wedge block; a stopping groove is provided at the bottom of the first wedge block, and the second wedge block slides in cooperation with the stopping groove. 5.根据权利要求1所述的一种SMT贴片生产用输送装置的输送方法，其特征在于：包括以下步骤：5. The method for conveying a conveying device for SMT patch production according to claim 1, characterized in that it comprises the following steps: 步骤一：带动透明层的自由端远离外壳，使得侧口、窗口与外界相通，将多个待加工件穿过窗口、侧口分别放入由多个隔板在储存箱内形成的多个储存空间内，再将透明层的自由端与外壳的外壁相贴，以此能够对窗口进行遮挡；Step 1: Move the free end of the transparent layer away from the outer shell so that the side opening and the window are connected to the outside world, and place multiple workpieces through the window and the side opening into multiple storage spaces formed by multiple partitions in the storage box. Then, the free end of the transparent layer is attached to the outer wall of the outer shell to cover the window. 步骤二：控制机构带动顶块在顶槽内沿顶座的长度方向运动，进而带动外壳和储存箱同步运动，即实现多个待加工件的输送；Step 2: The control mechanism drives the top block to move in the top groove along the length direction of the top seat, thereby driving the shell and the storage box to move synchronously, that is, realizing the conveying of multiple workpieces to be processed; 步骤三：U形块向上运动，U形块带动滑块沿滑槽的路径向上运动，第一弹簧压缩，U形块的弯折处与侧块的底部相抵，即利用U形块能够对侧块进行支撑；U形块向上运动期间，U形块带动升降块向上运动，升降块带动顶板和挂板向上运动，使得挂板高于限位块；升降块向上运动期间，升降块还会带动调节轴、第一齿轮向上运动，使得第一齿轮与第一齿条啮合带动调节轴转动，调节轴带动圆柱块转动，圆柱块通过第一斜面带动辅助块横向运动，辅助块带动挂板和弹性层同步运动，即两个挂板远离，第三弹簧拉伸；挂板和弹性层位于限位块的上方，弹性层与限位块相抵，即利用挂板和弹性层通过顶板、升降块对U形块的进行支撑；升降块向上运动期间，升降块带动顶板上的弹性块同步运动，使得弹性块高于挂钩；两个挂板远离期间，使得弹性块更扁平，即弹性块的凸起位置下移；升降块向上运动期间，升降块带动第三齿条向上运动，使得第三齿条与第三齿轮啮合带动侧轴转动，侧轴带动第二齿轮转动，第二齿轮与第二齿条啮合带动条形块和挂钩由储存箱的后侧向储存箱的前侧运动，使得挂钩位于弹性块的下方，弹性块挂在挂钩上，以此能够弹性块通过挂板、顶板、升降块对U形块的进行支撑。When the U-shaped block is in motion, the lifting block drives the top plate and the hanging plate to move upward, so that the hanging plate is higher than the limit block; when the lifting block is in motion, the lifting block drives the adjusting shaft and the first gear to move upward, so that the first gear engages with the first rack to drive the adjusting shaft to rotate, and the adjusting shaft drives the cylindrical block to rotate, and the cylindrical block drives the auxiliary block to move horizontally through the first inclined surface, and the auxiliary block drives the hanging plate and the elastic layer to move synchronously, that is, the two hanging plates move away, and the third spring is stretched; the hanging plate and the elastic layer are located above the limit block. The elastic layer is offset against the limit block, that is, the hanging plate and the elastic layer are used to support the U-shaped block through the top plate and the lifting block; during the upward movement of the lifting block, the lifting block drives the elastic block on the top plate to move synchronously, so that the elastic block is higher than the hook; during the two hanging plates are away from each other, the elastic block is flatter, that is, the raised position of the elastic block moves downward; during the upward movement of the lifting block, the lifting block drives the third rack to move upward, so that the third rack is engaged with the third gear to drive the side shaft to rotate, the side shaft drives the second gear to rotate, and the second gear is engaged with the second rack to drive the bar block and the hook from the rear side of the storage box to the front side of the storage box, so that the hook is located below the elastic block, and the elastic block is hung on the hook, so that the elastic block can support the U-shaped block through the hanging plate, the top plate and the lifting block.
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Denomination of invention: A conveying device and method for SMT chip mounting production

Granted publication date: 20250919

Pledgee: Agricultural Bank of China Co.,Ltd. Chongqing High tech Industrial Development Zone Branch

Pledgor: Chongqing Huayuan Technology Co.,Ltd.

Registration number: Y2026980014749