CN111515057A

CN111515057A - Preparation structure for surface spraying machine of aluminum gusset plate

Info

Publication number: CN111515057A
Application number: CN202010372502.2A
Authority: CN
Inventors: 蒋玉峰
Original assignee: Jiaxing Yihao New Materials Co ltd
Current assignee: Jiaxing Yihao New Materials Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-08-11
Also published as: CN110227624B; CN110227624A

Abstract

The invention provides a preparation structure used in a surface spraying machine of an aluminous gusset plate, the surface spraying machine comprises a bottom plate, a first support is fixed on the bottom plate, a square feed box is fixed on the first support through a base plate, the preparation structure is characterized in that the preparation structure comprises a square mounting frame, the square mounting frame is fixed above the square feed box through support legs, four groups of stirring assemblies are arranged on the square mounting frame, the stirring assemblies are respectively positioned at four corners of the square mounting frame, the stirring assemblies comprise a main shaft, a driven shaft, a linkage main gear and a linkage driven gear, the main shaft and the driven shaft are respectively vertically and rotatably arranged on the square mounting frame, the upper end of the main shaft is connected with the linkage main wheel, the lower end of the main shaft extends into the square feed box, a forward spiral sheet is further fixed at the lower end of the main shaft, the upper end of the driven shaft is connected with the linkage driven wheel, the lower end of the driven shaft is also fixed with a reverse spiral sheet, and the mounting rack is also provided with a power assembly capable of driving the main shaft to synchronously rotate.

Description

Preparation structure for surface spraying machine of aluminum gusset plate

Technical Field

The invention relates to the technical field of aluminum plates, in particular to a preparation structure for a surface spraying machine of an aluminum gusset plate.

Background

The aluminous gusset plate has various colors, strong decoration and good weather resistance, and is widely applied to the aspects of outdoor curtain wall decoration, indoor high-grade home decoration, advertisement decoration and the like. The aluminum gusset plate is obtained by taking an aluminum alloy plate as a substrate, cutting, shearing corners and carrying out compression molding, and various aluminum gusset plate products are processed on the surface of the aluminum gusset plate by using various coatings.

After earnestly searching, a spraying machine for spraying the surface of an aluminum plate is disclosed on a Chinese patent network, the spraying machine has the patent number of 2017214021290, and the specific contents are as follows: the utility model provides a flush coater for aluminum plate surface coating, includes storage case and spray gun, the spray gun passes through the connecting pipe and is connected its characterized in that with the storage case: the storage box is placed in the backup pad, the below of backup pad is provided with the universal wheel, be provided with the slide rail in the backup pad, install vertical support bar on the slide rail, vertical support bar's lower extreme is provided with the edge the gliding pulley of slide rail, be provided with vertical slide rail on the vertical support bar, be provided with in the vertical slide rail along the gliding slider of vertical slide rail, the spray gun is fixed on the slider

At present, the structure of the spraying machine is too simple, and the horizontal position of a spray gun cannot be quickly adjusted.

Disclosure of Invention

The invention aims to provide a spraying mechanism for a surface spraying machine of an aluminous gusset plate, which effectively solves the problem that the spraying position cannot be quickly adjusted.

In order to solve the technical problems, the invention adopts the following technical scheme:

a spraying mechanism for among the surface coating machine of aluminous gusset plate, a surface coating machine for aluminous gusset plate includes the bottom plate, be fixed with support one on the bottom plate, a serial communication port, spraying mechanism includes square workbin, support one is improved level and is fixed with the track, the activity is provided with a plurality of sliders on the track, be fixed with the shower nozzle on the slider, the discharge gate of shower nozzle is down, the feed inlet of spraying is linked together through the discharge gate of conveyer pipe and square workbin lower part, be provided with solenoid valve one on the discharge gate of square workbin lower part, still have solenoid valve two on the charge door on square workbin upper portion, square workbin passes through the base plate and fixes on support one, still be.

The sprayer is conveyed to the coating in the square material box through the conveying pipe, the coating is sprayed on the upper surface of the aluminum pinch plate by the sprayer, and the sprayer is fixed on the sliding block, so that the sliding block is movably arranged on the rail, the position of the sprayer can be quickly adjusted, and the adjustment is convenient.

The conveying pipe is also provided with a flow regulating valve.

The rail is provided with a positioning iron bar, the sliding block is also provided with an electromagnet, and the electromagnet is in contact with the positioning iron bar.

The position of the spray head can be conveniently adjusted through the action of the positioning iron bar and the electromagnet, and the spray head is convenient to lock after being adjusted.

The first support is further provided with an adjusting structure for adjusting the position of the sliding block, the adjusting structure comprises a moving seat, a driving wheel, a rack, a pushing block, a driving motor and a first push rod motor, the moving seat is movably arranged on a track, the rack is horizontally fixed on the first support, the rack is parallel to the track, the driving motor is fixed on the moving seat, the driving wheel is fixed at the end part of an output shaft of the driving motor, the driving wheel is meshed with the rack, the first push rod motor is fixed on the moving seat, the push rod of the first push rod motor is horizontally arranged, the pushing block is fixed at the end part of a push rod of the first push rod motor, and the pushing block.

The driving wheel is driven to rotate by the driving motor, the driving wheel is meshed with the rack, the moving seat is driven to move back and forth, the moving seat drives the push rod motor to move back and forth, the push rod motor enables the pushing block to extend out or retract, the position of the sliding block can be changed by the pushing block, and the adjustment is convenient.

Still have the configuration structure on the square workbin, the configuration structure includes square mounting bracket, square mounting bracket passes through the supporting legs to be fixed in square workbin top, four groups of stirring subassemblies have on the square mounting bracket, and the stirring subassembly is located four edges of square mounting bracket respectively, the stirring subassembly includes the main shaft, the slave shaft, linkage master gear and linkage slave gear, main shaft and slave shaft vertical rotation setting respectively are on square mounting bracket, main shaft upper end and linkage master wheel link to each other, the main shaft lower extreme stretches into in the square workbin, the main shaft lower extreme still is fixed with forward flight, the slave shaft upper end links to each other with the linkage slave wheel, and the linkage slave wheel meshes with the linkage master wheel mutually, the slave shaft lower extreme stretches into in the square workbin, the slave shaft lower extreme still is fixed with reverse flight, still have on the mounting bracket and can drive the.

The power assembly comprises a power motor, a main belt wheel, four auxiliary belt wheels and a belt, wherein the power motor is fixed on the square mounting frame, an output shaft of the power motor vertically faces upwards, the main belt wheel is fixed at the end part of the output shaft of the power motor, the auxiliary belt wheels are respectively fixed at the upper end of the main shaft, and the belt is sleeved between the main belt wheel and the auxiliary belt wheels.

The mounting frame is also provided with four auxiliary components, each auxiliary component comprises an arc separation guide plate, a driving disc, a guide sleeve, a switching wheel, an auxiliary wheel and a base rod, the guide sleeve is arranged on the driven shaft in a sliding mode, the guide sleeve is connected with the square mounting frame through a supporting spring, the switching wheel is rotationally connected with the guide sleeve through a bearing, the base rod is fixed on the switching wheel, the base rod is rotationally connected with the auxiliary wheel, the auxiliary wheel is meshed with the switching wheel, the base rod is further provided with a roller wheel, the driving disc is fixed on the driven shaft, the driving disc is provided with a supporting and guiding part for supporting and guiding the roller wheel, the supporting and guiding part is provided with a notch for the roller wheel to pass through, the driving disc is further provided with a tooth part, the tooth part can be meshed with the auxiliary wheel, the arc separation guide plate is fixedly connected with the switching wheel through a fixed rod, an air cylinder is further, four pressing parts which are uniformly distributed are arranged on the lifting disc, and the pressing parts can abut against the guide sleeve.

The main belt wheel is driven to rotate by the power motor, the auxiliary belt wheel is driven to rotate by the belt, the main shaft is driven to rotate by the auxiliary belt wheel, the driven shaft is driven to rotate under the condition that the linkage main wheel is meshed with the linkage auxiliary wheel, the forward spiral sheet can be rotated by the main shaft to form an upward liquid flow, and the reverse spiral sheet can be rotated by the driven shaft to form a downward liquid flow; in the stirring process, the lifting disc is driven to move up and down through the air cylinder, the auxiliary wheel can be meshed with the tooth part through the pressing part of the lifting disc, the tooth part enables the switching wheel to rotate 180 degrees at a time under the rotation of the driving disc, and the switching between an inner stirring area and an outer stirring area or between four local stirring areas can be realized through the action of the arc-shaped separation guide plate, so that all raw materials can be quickly and fully stirred uniformly to prepare the required coating, and the preparation effect is good; through the effect of supporting guide part, breach and gyro wheel, can make arc separation baffle single can rotate 180 degrees.

Compared with the prior art, the invention has the beneficial effects of at least one of the following:

according to the invention, the coating in the square material box is conveyed to the spray head through the conveying pipe, the spray head sprays the coating on the upper surface of the aluminum buckle plate, and the spray head is fixed on the sliding block which is movably arranged on the track, so that the position of the spray head can be quickly adjusted, and the adjustment is convenient.

Drawings

The following is a brief description of the contents of each figure and the symbols in the figures in the description of the invention:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic perspective view of a bracket according to the present invention;

FIG. 4 is a schematic perspective view of a second bracket according to the present invention;

FIG. 5 is a schematic perspective view of a positioning frame according to the present invention;

FIG. 6 is a schematic perspective view of an aluminous gusset plate placement frame according to the present invention;

FIG. 7 is a schematic perspective view of a dispensing structure of the present invention;

FIG. 8 is a schematic perspective view of a portion of the dispensing structure of the present invention with portions broken away;

FIG. 9 is a schematic plan view of a dispensing structure according to the present invention;

FIG. 10 is a schematic plan view of the auxiliary assembly of the present invention;

FIG. 11 is an enlarged view of a portion of FIG. 10 at B;

fig. 12 is a perspective view of the auxiliary assembly of the present invention with parts removed.

The labels in the above figures are: 1. a base plate; 2. an input belt; 3. a carriage; 4. outputting the tape; 5. a substrate; 6. a positioning frame; 7. a first bracket; 8. a second bracket; 9. a conveying roller; 10. a delivery pipe; 11. a square material box; 12. a flow regulating valve; 13. a delivery pump; 14. a rack; 15. a push rod motor I; 16. a drive wheel; 17. a drive motor; 18. a movable seat; 19. a pushing block; 20. positioning the iron bar; 21. a slider; 22. an electromagnet; 23. a spray head; 24. a track; 25. positioning a rod; 25a, an arc-shaped groove; 26. locking the screw rod; 27. a movable seat; 28. a hot air blower; 29. mounting a rod; 30. a push plate; 31. a push rod motor II; 32. a limiting column; 33. a third push rod motor; 34. an aluminous gusset plate placing frame; 34a, positioning holes; 35. supporting legs; 36. a square mounting rack; 37. an arc-shaped separation guide plate; 38. a power motor; 39. a primary pulley; 40. a belt; 41. a driven shaft; 42. a linkage slave gear; 43. a secondary pulley; 44. a linkage main gear; 45. a main shaft; 46. a forward flight; 48. a cylinder; 49. a lifting plate; 49a, a pressing portion; 50. a controller; 51. a reverse flight; 52. a roller; 53. an auxiliary wheel; 54. a base shaft; 55. a switching wheel; 56. a drive disc; 56a, a support guide; 56a1, notch; 56b, tooth parts; 57. fixing the rod; 58. a bearing; 59. a guide sleeve; 60. supporting the spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-12, an embodiment of the present invention is: a spraying mechanism used in a surface spraying machine for an aluminum gusset plate comprises a bottom plate 1, wherein a first support is further fixed on the bottom plate 1, and a first support 7 is further fixed on the bottom plate 1 in a welding mode in the embodiment; the spraying mechanism comprises a square feed box 11, and the square feed box 11 is made of stainless steel; a track 24 is horizontally fixed on the first support 7, a plurality of sliding blocks 21 are movably arranged on the track 24, and in the embodiment, the number of the sliding blocks 21 is six; the spray head 23 is fixed on the slide block 21, the discharge hole of the spray head 23 faces downwards, the spraying feed inlet is communicated with the discharge hole at the lower part of the square feed box 11 through the conveying pipe 10, the discharge hole at the lower part of the square feed box 11 is provided with a first electromagnetic valve, the feed inlet at the upper part of the square feed box 11 is also provided with a second electromagnetic valve, the square feed box 11 is fixed on the first support 7 through the base plate 5, and the conveying pipe 10 is also provided with a conveying pump 13. Carry shower nozzle 23 department through conveyer pipe 10 with the coating in the square workbin 11, shower nozzle 23 sprays coating on the aluminous gusset plate upper surface, because shower nozzle 23 fixes on slider 21, slider 21 activity sets up on track 24 to can be to the position quick adjustment of shower nozzle 23, it is convenient to adjust.

The delivery pipe 10 is also provided with a flow regulating valve 12.

The rail 24 is provided with a positioning iron bar 20, the slide block 21 is also provided with an electromagnet 22, and the electromagnet 22 is contacted with the positioning iron bar 20. The position of the spray head 23 can be conveniently adjusted by the action of the positioning iron bar 20 and the electromagnet 22, and the spray head can be conveniently locked after being adjusted.

The first support 7 is further provided with an adjusting structure for adjusting the position of the sliding block 21, the adjusting structure comprises a moving seat 18, a driving wheel 16, a rack 14, a pushing block 19, a driving motor 17 and a first push rod motor 15, the moving seat 18 is movably arranged on a rail 24, the rack 14 is horizontally fixed on the first support 7, the rack 14 is parallel to the rail 24, the driving motor 17 is fixed on the moving seat 18, the driving wheel 16 is fixed at the end portion of an output shaft of the driving motor 17, the driving wheel 16 is meshed with the rack 14, the first push rod motor 15 is fixed on the moving seat 18, a push rod of the first push rod motor 15 is horizontally arranged, the pushing block 19 is fixed at the end portion of a push rod of the first push rod motor 15, and the pushing block 19 can. The driving motor 17 drives the driving wheel 16 to rotate, the driving wheel 16 is meshed with the rack 14, the moving seat 18 moves back and forth, the moving seat 18 drives the first push rod motor 15 to move back and forth, the first push rod motor 15 enables the pushing block 19 to extend or retract, the pushing block 19 can change the position of the sliding block 21, and the adjustment is convenient.

The square feed box 11 is also provided with a preparation structure, the preparation structure comprises a square mounting frame 36, the square mounting frame 36 is fixed above the square feed box 11 through supporting feet 35, four groups of stirring components are arranged on the square mounting frame 36, the stirring components are respectively positioned at four corners of the square mounting frame 36, the stirring components comprise a main shaft 45, a driven shaft 41, a linkage main gear 44 and a linkage driven gear 42, the main shaft 45 and the driven shaft 41 are respectively vertically and rotatably arranged on the square mounting frame 36, the upper end of the main shaft 45 is connected with a linkage main wheel, the lower end of the main shaft 45 extends into the square bin 11, a forward spiral piece 46 is further fixed at the lower end of the main shaft 45 and is connected with the linkage driven wheel from the upper end of the driven shaft 41, the linkage driven wheel is meshed with the linkage main wheel, the lower end of the shaft 41 extends into the square feed box 11, the reverse spiral piece 51 is fixed at the lower end of the shaft 41, and the mounting frame is further provided with a power assembly capable of driving the main shaft 45 to synchronously rotate.

The power assembly comprises a power motor 38, a main belt wheel 39, four auxiliary belt wheels 43 and a belt 40, wherein the power motor 38 is fixed on the square mounting frame 36, an output shaft of the power motor 38 is vertically upward, the main belt wheel 39 is fixed at the end part of the output shaft of the power motor 38, the auxiliary belt wheels 43 are respectively fixed at the upper end of a main shaft 45, and the belt 40 is sleeved between the main belt wheel and the auxiliary belt wheels.

The mounting frame is also provided with four auxiliary components, the auxiliary components comprise an arc-shaped separation guide plate 37, a driving plate 56, a guide sleeve 59, a switching wheel 55, an auxiliary wheel 53 and a base rod 54, the guide sleeve 59 is arranged on the driven shaft 41 in a sliding manner, the guide sleeve 59 is connected with the square mounting frame 36 through a support spring 60, the switching wheel 55 is rotatably connected with the guide sleeve 59 through a bearing 58, the base rod 54 is fixed on the switching wheel 55, the auxiliary wheel 53 is rotatably connected on the base rod 54, the auxiliary wheel 53 is meshed with the switching wheel 55, the base rod 54 is also provided with a roller 52, the driving plate 56 is fixed on the driven shaft 41, the driving plate 56 is provided with a support guide part 56a for supporting and guiding the roller 52, the support guide part 56a is provided with a notch 56a1 for the roller 52 to pass through, the driving plate 56 is also provided with a tooth part 56b, the tooth part 56b can be meshed with the auxiliary wheel 53, the arc-shaped separation, an air cylinder 48 is further fixed on the square mounting frame 36, a piston rod of the air cylinder 48 faces downwards vertically, a lifting disc 49 is fixed at the end part of the piston rod of the air cylinder 48, four pressing parts 49a which are uniformly distributed are arranged on the lifting disc 49, the pressing parts 49a can abut against the guide sleeve 59, and the pressing parts 49a are made of rubber; the power motor 38 drives the main belt wheel 39 to rotate, the main belt wheel 39 drives the secondary belt wheel 43 to rotate through the belt 40, the secondary belt wheel 43 drives the main shaft 45 to rotate, the driven shaft 41 rotates under the condition that the linkage main wheel is meshed with the linkage secondary wheel, the main shaft 45 can drive the forward spiral piece 46 to rotate to form an upward liquid flow, and the driven shaft 41 can drive the reverse spiral piece 51 to rotate to form a downward liquid flow; in the stirring process, the lifting disc 49 is driven to move up and down through the air cylinder 48, the auxiliary wheel 53 can be meshed with the tooth part 56b through the pressing part 49a of the lifting disc 49, the tooth part 56b enables the switching wheel 55 to rotate 180 degrees at a time under the rotation of the driving disc 56, and the switching between an inner stirring area and an outer stirring area or four local stirring areas can be carried out back and forth under the action of the arc-shaped separation guide plate 37, so that all raw materials can be quickly and fully stirred uniformly, the required coating is prepared, and the preparation effect is good; the arcuate fence 37 is rotated 180 degrees at a single time by the action of the support guides 56a, notches 56a1 and rollers 52.

The surface spraying machine for the aluminous gusset plate further comprises a conveying frame 3 fixed on the bottom plate 1, wherein a plurality of conveying rollers 9 for conveying the aluminous gusset plate placing frame 34 are horizontally and rotatably arranged on the conveying frame 3, and in the embodiment, the number of the conveying rollers 9 is thirty; the bottom plate 1 is provided with an input belt 2 for inputting the aluminous gusset plate placing frame 34 and an output belt 4 for outputting the aluminous gusset plate placing frame 34, in the embodiment, the input belt 2 and the output belt 4 are of the existing structure, and the driving mode is also the existing one; the input belt 2 is positioned at one end of the conveying frame 3, the output belt 4 is positioned at the other end of the conveying frame 3, the conveying frame 3 is further provided with a pushing mechanism capable of pushing the aluminous gusset plate placing frames 34 one by one, the bottom plate 1 is further fixed with a second support 8, and in the embodiment, the bottom plate 1 is further fixed with the second support 8 in a welding mode; the spraying mechanism is arranged on the first support 7, the positioning rod 25 is vertically fixed on the second support 8, the positioning rod 25 is provided with an arc-shaped groove 25a, a movable seat 27 is arranged in the arc-shaped groove 25a, a locking screw 26 is connected to the movable seat 27 in a threaded manner, the locking screw 26 can abut against the positioning rod 25, an installation rod 29 is horizontally fixed on the movable seat 27, a plurality of air heaters 28 are fixed on the installation rod 29, and in the embodiment, the number of the air heaters 28 is three; and the air outlet of the hot air blower 28 is inclined downward. The whole working principle is as follows: will put the aluminous gusset plate of aluminous gusset plate through input area 2 and place frame 34 and carry 3 one ends of carriage, place frame 34 with the aluminous gusset plate through the propelling movement structure and be pushed one by one to the 3 other ends of carriage by 3 one end of carriage, carry out surface coating to the aluminous gusset plate through spraying mechanism, through the coating on air heater 28 with the aluminous gusset plate surface tentatively weather, place frame 34 output with the aluminous gusset plate of the 3 other ends of carriage through output belt 4, thereby accomplish the continuous spraying operation of aluminous gusset plate, the spraying is fast.

The upper part of the aluminous gusset plate placing frame 34 is provided with a plurality of placing grooves for placing aluminous gusset plates, and in the embodiment, the number of the placing grooves is three; the lower portion of the aluminous gusset plate placing frame 34 is also provided with a positioning hole 34 a.

The pushing mechanism comprises a positioning frame 6, a second push rod motor 31, a third push rod motor 33, a push plate 30 and a limiting column 32, the positioning frame 6 is fixed at one end of the conveying frame 3, the second push rod motor 31 is fixed on the positioning frame 6 and located above the input belt 2, a push rod of the second push rod motor 31 inclines downwards, the push plate 30 is vertically fixed at the end portion of the push rod of the second push rod motor 31, the third push rod motor 33 is fixed on the positioning frame 6 and located below the input belt 2, the push rod of the third push rod motor 33 is vertically upwards, the limiting column 32 is fixed at the end portion of the push rod of the third push rod motor 33, and the limiting column 32 can be inserted into the positioning hole 34 a. The third push rod motor 33 drives the limiting column 32 to move, the limiting column 32 is inserted into a positioning hole 34a of the aluminous gusset plate placing frame 34 located at the second position of the other end of the input belt 2, the aluminous gusset plate placing frame 34 is limited, the third push rod motor 33 drives the push plate 30 to move, the push plate 30 pushes the aluminous gusset plate placing frame 34 located at the first position of the other end of the input belt 2, then the third push rod motor 33 is controlled to drive the limiting column 32 to move, the limiting column 32 is separated from the positioning hole 34a of the aluminous gusset plate placing frame 34 located at the second position, the aluminous gusset plate placing frame 34 located at the second position moves forwards under the action of the input belt 2, the aluminous gusset plate placing frame 34 located at the first position is changed, and the above operations are repeated, so that the aluminous gusset plate placing frame 34 can be pushed one by one.

The bottom plate 1 is also fixed with a controller 50, the driving motor 17, the power motor 38, the push rod motor I15, the push rod motor II 31, the push rod motor III 33, the electromagnet 22 and the air cylinder 48 are connected with the controller 50 through circuits, the controller 50 adopts a commercially available single chip microcomputer, programs for controlling the motor, the electromagnet and the air cylinder by the single chip microcomputer are available, and the programs do not need to be edited again.

It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The usage of the words first, second and third, etcetera do not indicate any ordering and these words may be interpreted as names.

Claims

1. A prepare structure for among aluminous gusset plate's surface coating machine, surface coating machine includes the bottom plate, be fixed with first support on the bottom plate, first support is gone up and is fixed with square workbin through the base plate, a serial communication port, prepare structure includes square mounting bracket, square mounting bracket is fixed in square workbin top through the supporting legs, square mounting bracket is last to have four groups stirring subassembly, and the stirring subassembly is located four edges of square mounting bracket respectively, the stirring subassembly includes the main shaft, the slave shaft, linkage master gear and linkage slave gear, main shaft and slave shaft vertical rotation respectively set up on square mounting bracket, main shaft upper end links to each other with the linkage master wheel, the main shaft lower extreme stretches into square workbin, the main shaft lower extreme still is fixed with forward flight, slave shaft upper end and linkage wheel link to each other, and the linkage wheel meshes with the linkage master wheel, the slave shaft lower extreme stretches into square workbin slave shaft, the lower extreme still is, the mounting frame is also provided with a power assembly capable of driving the main shaft to synchronously rotate.

2. The dispensing structure of claim 1, wherein the power assembly comprises a power motor, a main belt wheel, four secondary belt wheels and a belt, the power motor is fixed on the square mounting frame, an output shaft of the power motor is vertically upward, the main belt wheel is fixed at an end of the output shaft of the power motor, the secondary belt wheels are respectively fixed at an upper end of the main shaft, and the belt is sleeved between the main belt wheel and the secondary belt wheels.

3. The dispensing structure of claim 1, wherein the mounting frame further comprises four auxiliary components, each of the auxiliary components comprises an arc-shaped blocking guide plate, a driving plate, a guide sleeve, a switching wheel, an auxiliary wheel and a base rod, the guide sleeve is slidably disposed on the driven shaft, the guide sleeve is connected to the square mounting frame through a support spring, the switching wheel is rotatably connected to the guide sleeve through a bearing, the base rod is fixed to the switching wheel, the base rod is rotatably connected to the auxiliary wheel, the auxiliary wheel is engaged with the switching wheel, the base rod further comprises a roller, the driving plate is fixed to the driven shaft, the driving plate is provided with a support guide portion for supporting and guiding the roller, the support guide portion is provided with a notch for the roller to pass through, the driving plate is provided with a tooth portion, the tooth portion can be engaged with the auxiliary wheel, and the arc-shaped blocking guide plate is fixedly connected to the switching wheel through a fixing rod, the square mounting frame is further fixed with an air cylinder, a piston rod of the air cylinder faces vertically downwards, the lifting disc is fixed to the end portion of the piston rod of the air cylinder, four pressing portions which are evenly distributed are arranged on the lifting disc, and the pressing portions can abut against the guide sleeve.