CN117645093B - Gypsum putty powder lifting machine - Google Patents

Abstract

The invention relates to the technical field of powder lifters, and discloses a gypsum putty powder lifter which comprises connecting plates fixed on the outer side of a transmission belt at equal intervals, wherein a hopper is fixed on the connecting plates through screws, a butt joint assembly is arranged on the connecting plates, and a pushing plate is arranged through the butt joint assembly; the invention adds the pushing plate and the butt joint component in the hopper, when the pushing plate moves to the outside of the upper transmission wheel through the transmission belt, the pasting frame contacts with the transmission wheel to push the pushing plate, thereby make the material in the hopper like outer end propelling movement for can throw to the bin outlet in when overturning, avoid returning charge of material, the hopper is leaving the top transmission wheel simultaneously after, and the butt joint subassembly can drive push plate laminating hopper and reset, does not occupy the hopper space, does not influence its scooping up the material.

Description

Gypsum putty powder lifting machine

Technical Field

The invention relates to the technical field of powder lifters, in particular to a gypsum putty powder lifter.

Background

Gypsum and putty powder are all wall coating raw materials, and in the production process, the wall coating raw materials need to be lifted, and because the gypsum and the putty powder are all powdery materials, in order to avoid dust flying during lifting, the existing bucket type lifting equipment is generally used.

The common bucket elevator mainly comprises an equipment frame, two conveying wheels, a conveying belt sleeved on the outer sides of the conveying wheels and a plurality of hoppers fixed on the outer sides of the conveying belt, wherein when materials are lifted, the conveying belt drives the hoppers to operate so as to scoop up the materials input from a feed inlet, and after the materials are moved to a high place, the conveying belt drives the materials to rotate to generate centrifugal force, so that the materials in the hoppers are thrown outwards and discharged through a discharge outlet;

however, the effect of the transmission speed of the conveying belt and the position of the material in the hopper can make the material in the hopper, which is close to the belt, unable to be effectively thrown out due to small centrifugal force, drop from the equipment frame directly to realize the material returning, the prior patent with the authorized publication number of CN115303719B discloses a bucket elevator, wherein the elevator and the hopper are optimized and improved according to the material returning condition in the hopper, the material gathered at the bottom of the elevator is detected firstly, then the space occupied by a material blocking shell in the hopper is controlled, but the design of the material blocking shell is intangibly reduced, the loading capacity of the hopper is reduced, the material quantity scooped up each time is reduced, although the throwing rate of the material is improved, but the material scooping amount is reduced each time, the material transmission efficiency is reduced, and the aggregated material is unable to be effectively reduced, meanwhile, a part of the powdery material has a certain moisture due to the fact that the powdery material is difficult to shake in the hopper lifting and throwing, the precipitation is caused, and a part of the powdery material is adsorbed at the bottom of the hopper, and the space occupied by the hopper is difficult to be removed when the hopper is in the hopper lifting transmission process, therefore, the wet putty powder is scooped up, and the gypsum putty powder is proposed.

Disclosure of Invention

The invention aims to provide a gypsum putty powder lifting machine, which solves the problems of low transmission efficiency caused by high powder returning and easy precipitation and adsorption on a hopper in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the gypsum putty powder hoister comprises an equipment shell and transmission wheels arranged at the top and the bottom of the equipment shell, wherein a driving device for driving the transmission wheels to rotate is arranged at the outer side of the equipment shell, a transmission belt is sleeved at the outer sides of the two transmission wheels, a feed inlet and a discharge outlet are respectively formed in the bottom and the top of the equipment shell, a laminating plate which is laminated with the transmission belt is fixed in the equipment shell, a connecting plate which is fixed at the outer side of the transmission belt at equal intervals is also included, a hopper is fixed on the connecting plate through screws, a butt joint assembly is arranged on the connecting plate, a pushing plate is arranged through the butt joint assembly, and the pushing plate is positioned in the hopper; the connecting frame is fixed at both ends of the pushing plate, the connecting frame is fixedly provided with a laminating frame, the annular groove is formed in the outer side of both ends of the transmission wheel and located below, the outer end of the laminating frame is laminated with the annular groove, the laminating plate and the outer side of the transmission wheel located above, and the laminating frame is used for driving the pushing plate to move in the hopper.

Preferably, the butt joint subassembly includes a plurality of telescopic link, the one end of telescopic link is fixed with the connecting plate top, the other end with the push plate is fixed, the outside cover of telescopic link is equipped with the extension spring that is used for driving the push plate and resets, and the reset to the push plate can be realized to the butt joint subassembly of design.

Preferably, the automatic cleaning device further comprises a connecting frame arranged on the outer side of the attaching frame, wherein a linkage assembly is arranged in the connecting frame, a butt joint ring frame is fixedly arranged on the connecting frame and is provided with a cleaning unit, the cleaning unit is arranged between the butt joint ring frames and is used for cleaning residual powdery materials on the inner wall of the hopper, the linkage assembly is in two forms, one form is in butt joint with the cleaning unit, and the designed linkage assembly and the cleaning unit are in contact with each other to clean the residual materials in the hopper.

Preferably, the linkage assembly comprises a linkage plate, one end of the linkage plate is fixed with a butt joint rod, the other end of the linkage plate is rotationally provided with a round wheel through a rotating shaft, the inner side of the round wheel is provided with a gear groove, a track opening which is spliced with the butt joint rod is formed in the connecting frame, a pushing-away piece which is used for pushing the linkage plate to move outwards is arranged in the connecting frame, and the contact and the non-contact with the cleaning unit are met through the change of two forms of the linkage assembly.

Preferably, the shape of the connecting frame is a rectangular frame, and the tail end of the connecting frame is provided with a through hole, the bottom of the connecting frame is provided with a notch for the inclination limit of the linkage plate, so that the two forms of inserting the linkage plate into the connecting frame and propping against the notch of the connecting frame are met.

Preferably, the pushing member comprises a pushing spring installed in the connecting frame, and one end of the pushing spring is fixed with a pushing plate propped against the outer side of the linkage plate, so that the round wheel is more stable when being attached to the attaching plate.

Preferably, the laminating board outside with the round wheel outside is the dull polish material and makes, improves frictional force for when the round wheel can remove after contact with the laminating board outside, the round wheel can realize the rotation.

Preferably, the cleaning unit comprises a docking shaft inserted in the docking ring frame, one end of the docking shaft is fixed with a gear matched with the gear groove, the other end of the docking shaft is fixed with a connecting piece, the side wall of the gear is in sliding fit with the outer wall of the docking ring frame, a reciprocating threaded rod is installed between the connecting pieces, a cleaning frame is sleeved on the outer side thread of the reciprocating threaded rod, a sliding rod is inserted in the cleaning frame in a sliding mode, the top of the connecting plate is fixed with a docking frame used for docking the reciprocating threaded rod and the sliding rod, a buffer piece propped against the docking shaft is installed in the docking ring frame, and the cleaning unit can clean precipitated residual materials in the hopper.

Preferably, the buffer member comprises an annular plate propped against the butt joint shaft, and a buffer spring fixed with the annular plate is fixed in the butt joint ring frame, so that when the gear groove is in butt joint with the gear, if the gear is not meshed with the gear in butt joint, the gear can be extruded first, and the subsequent gear groove rotates to be meshed with the gear groove, so that the butt joint stability is improved.

Preferably, the connecting piece is including fixing the butt joint cover at the butt joint axle outer end, reciprocal threaded rod one end peg graft in the butt joint cover, just be fixed with on the butt joint cover one end inner wall with reciprocal threaded rod outer end looks fixed elastic strip, the design of connecting piece satisfies the transmission that drives reciprocal threaded rod, can also avoid both ends round wheel transmission inconsistent to lead to reciprocal threaded rod to appear turning problem simultaneously.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the pushing plate and the butt joint assembly are additionally arranged in the hopper, when the conveying belt moves to the outer side of the upper conveying wheel, the bonding frame is contacted with the conveying wheel to push the pushing plate, so that materials in the hopper can be pushed to the outer end, the materials can be thrown into the discharge port during overturning, the materials are prevented from returning, and meanwhile, the butt joint assembly drives the pushing plate to bond the hopper to reset after the hopper leaves the upper conveying wheel, the space of the hopper is not occupied, and the material scooping is not influenced.

2. According to the invention, the linkage assembly and the cleaning unit are additionally arranged on the outer side of the hopper, and the change of the form of the linkage assembly can be driven by the inversion of the conveying belt, so that the material deposited and remained in the hopper is cleaned by being in butt joint with the cleaning unit, and the space of the hopper is prevented from being occupied.

Drawings

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

FIG. 2 is a schematic view of the structure of the inside of the device housing of the present invention, partially in section;

FIG. 3 is a front view, partially in section, of the device housing of the present invention;

FIG. 4 is a schematic view showing the positional relationship between a conveyor belt and a plurality of hoppers according to the present invention;

FIG. 5 is a schematic view of the structure of the attaching frame in the normal state;

FIG. 6 is a schematic view of the structure of the attaching frame in the pushing-out state;

FIG. 7 is a schematic view of the linkage assembly of the present invention in a normal scooping position;

FIG. 8 is a schematic view of the linkage assembly of the present invention in a hopper cleaning configuration;

FIG. 9 is a side view of the hopper of the present invention;

FIG. 10 is a schematic view of the positional relationship between the linkage assembly and the cleaning unit of the present invention;

FIG. 11 is a schematic view in partial cross-section of a cleaning unit according to the present invention;

FIG. 12 is an enlarged view of FIG. 11 at A;

FIG. 13 is a schematic view of the location of a track opening on a connection frame according to the present invention;

fig. 14 is an exploded view of the connecting frame and the linkage plate of the present invention.

In the figure: 1. an equipment housing; 2. a transfer wheel; 3. a transmission belt; 4. bonding plates; 5. a connecting plate; 6. a hopper; 7. a docking assembly; 8. a pushing plate; 9. a connecting frame; 10. a laminating frame; 11. an annular groove; 12. a telescopic rod; 13. a tension spring; 14. a connection frame; 15. a linkage assembly; 16. a butt joint ring frame; 17. a cleaning unit; 18. a linkage plate; 19. a butt joint rod; 20. a round wheel; 21. a gear groove; 22. a rail road junction; 23. a push-out member; 24. pushing the spring away; 25. pushing away the plate; 26. a butt joint shaft; 27. a gear; 28. a connecting piece; 29. a reciprocating threaded rod; 30. a cleaning frame; 31. a slide bar; 32. a butt joint frame; 33. a buffer member; 34. an annular sheet; 35. a buffer spring; 36. a butt joint sleeve; 37. an elastic strip.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples

Referring to fig. 1-6, a gypsum putty powder elevator in the illustration comprises an equipment shell 1 and transmission wheels 2 arranged at the top and the bottom of the equipment shell 1, wherein a driving device for driving the transmission wheels 2 to rotate is arranged at the outer side of the equipment shell 1, a transmission belt 3 is sleeved at the outer sides of the two transmission wheels 2, a feed inlet and a discharge outlet are respectively formed at the bottom and the top of the equipment shell 1, a laminating plate 4 which is laminated with the transmission belt 3 is fixed in the equipment shell 1, the gypsum putty powder elevator also comprises a connecting plate 5 which is equidistantly fixed at the outer side of the transmission belt 3, a hopper 6 is fixed on the connecting plate 5 through screws, a butt joint assembly 7 is arranged on the connecting plate 5, a pushing plate 8 is arranged in the hopper 6 through the butt joint assembly 7; the connecting frames 9 at two ends of the pushing plate 8 are fixed, the connecting frames 9 are fixedly provided with attaching frames 10, annular grooves 11 are formed in the outer sides of two ends of the transmission wheel 2 located below, and the outer ends of the attaching frames 10 are attached to the annular grooves 11, the attaching plates 4 and the outer sides of the transmission wheels 2 located above and used for driving the pushing plate 8 to move in the hopper 6.

In this scheme, add push plate 8 in hopper 6, when hopper 6 removes to below transmission wheel 2 and two laminating boards 4 departments along with the transmission band 3, laminate rather than laminating board 4 and annular groove 11 laminating through laminating frame 10, and under the effect of docking assembly 7, make push plate 8 be in hopper 6 inner wall, do not occupy hopper 6 space, do not influence hopper 6 and scoop up the material, when removing the transmission wheel 2 of top, laminating frame 10 laminates mutually with the transmission wheel 2 of top, thereby outwards push plate 8 a certain distance, gather the material in the hopper 6 towards the outer end of hopper 6, can discharge towards the discharge gate when convenient follow-up throwing, thereby improve the throwing rate of material, occupation to hopper 6 space when also not influencing the scoop up.

Further, referring to fig. 5 and 6, the docking assembly 7 includes a plurality of telescopic rods 12, one ends of the telescopic rods 12 are fixed with the top of the connecting plate 5, the other ends of the telescopic rods are fixed with the pushing plate 8, and tension springs 13 for driving the pushing plate 8 to reset are sleeved on the outer sides of the telescopic rods 12;

specifically, under the action of the tension spring 13, the attaching frame 10 is in contact with the attaching plate 4 and the annular groove 11, when the attaching frame moves to the outer side of the upper transmission wheel 2, the upper transmission wheel 2 is not provided with the annular groove 11, so that the attaching frame 10 moves, the pushing plate 8 is driven to push materials to the outer end of the hopper 6, the pushing is convenient, and after the hopper 6 passes through the upper transmission wheel 2 and contacts with the attaching plate 4, the pushing plate 8 is reset under the action of the tension spring 13, and the scooping is not influenced;

noteworthy are: in order to make the lamination of the lamination frame 10 smooth, the outer end of the lamination frame 10 has a circular plate type structure.

In this scheme, improve the material throwing rate in the hopper 6 and do not influence the principle that hopper 6 ladles the material simultaneously:

the conveying belt 3 drives the hoppers 6 to move, so that the hoppers 6 are driven to scoop materials in sequence, meanwhile, referring to fig. 5, the attaching frame 10 is contacted with the annular groove 11 of the lower conveying wheel 2 and the attaching plate 4, the pushing plate 8 is attached to the inner wall of the hopper 6 until the pushing plate 8 moves to be contacted with the upper conveying wheel 2, referring to fig. 6, the attaching frame 10 is driven to move, the pushing plate 8 is driven to move outwards, the powder is driven to move towards the outer end of the hopper 6, centrifugal throwing of the powder in the hopper 6 is facilitated, the throwing rate is improved, meanwhile, when the lower conveying wheel 2 scoops materials, the pushing plate 8 is attached to the inner wall of the hopper 6 through the tension spring 13, the space of the hopper 6 is not occupied, the scooping of the materials is facilitated, and the conveying efficiency of the materials is improved.

Examples

Referring to fig. 5-14, this embodiment is further described for example, with the difference that components for cleaning the precipitated residue in the hopper 6 are added.

Specifically, the device further comprises a connecting frame 14 arranged on the outer side of the attaching frame 10, the connecting frame 14 is rectangular, a linkage assembly 15 is arranged in the connecting frame 14, two connecting frames 14 are fixedly provided with a butt joint ring frame 16, a cleaning unit 17 is arranged between the two butt joint ring frames 16, powder materials remained on the inner wall of the hopper 6 are cleaned through the cleaning unit 17, and the linkage assembly 15 is in two forms, wherein one form is in butt joint with the cleaning unit 17;

the linkage assembly 15 comprises a linkage plate 18, wherein a butt joint rod 19 is fixed at one end of the linkage plate 18, a round wheel 20 is rotatably arranged at the other end of the linkage plate 18 through a rotating shaft, a gear groove 21 is formed in the inner side of the round wheel 20, a track opening 22 which is spliced with the butt joint rod 19 is formed in the connecting frame 14, a pushing-away piece 23 for pushing the linkage plate 18 to move outwards is arranged in the connecting frame 14, meanwhile, a through opening is formed in the tail end of the connecting frame 14, a notch is formed in the bottom of the connecting frame 14, and the notch is used for limiting the inclination of the linkage plate 18;

it should be noted that: the linkage assembly 15 has two states, one of which is shown in fig. 5 and 6, at this time, the linkage plate 18 is in an inclined state, the linkage plate 18 abuts against a notch at the bottom of the connecting frame 14, and the conveying belt 3 is in a normal forward conveying state;

in another state, as shown in fig. 9 and 10, at this time, one end of the linkage plate 18 extends into the connecting frame 14, the linkage plate 18 is in a horizontal state, and at this time, the gear groove 21 on the round wheel 20 is in butt joint with the cleaning unit 17, so that the cleaning unit 17 can be driven to perform corresponding operation by the rotation of the round wheel 20, and at this time, the conveyor belt 3 is in a reverse rotation state.

When the conveyer belt 3 is reversed, when the round wheel 20 contacts with the laminating plate 4 after passing through the conveyer wheel 2 above, the round wheel 20 can change from an inclined state to a horizontal state due to the propping of the top of the laminating plate 4 until the round wheel 20 horizontally stretches into the connecting frame 14, the round wheel 20 moves in contact with the laminating plate 4, and under the action of the pushing-away piece 23, the round wheel 20 can rotate when moving along the laminating plate 4, so that the cleaning unit 17 is triggered, the precipitated materials in the hopper 6 are cleaned, the occupied space of the hopper 6 is reduced, the scooping quantity of the hopper 6 is improved, and the conveying efficiency is higher.

Further, referring to fig. 13 and 14, the pushing member 23 includes a pushing spring 24 installed in the connection frame 14, one end of the pushing spring 24 is fixed with a pushing plate 25 that abuts against the outer side of the linkage plate 18, and through the pushing spring 24, an outward pushing force is always applied to one end of the linkage plate 18, so that when the conveyor belt 3 is reversed, the round wheel 20 can be tightly attached to the outer side of the attachment plate 4, so that the round wheel 20 can move on the attachment plate 4 to rotate automatically, and when the conveyor belt 3 is rotated forward to transfer materials, at this time, under the action of the pushing spring 24, the linkage plate 18 is directly pushed away, the round wheel 20 moves along the attachment plate 4, and the linkage plate 18 is in an inclined state and does not contact with the cleaning unit 17, so that scooping and throwing can be performed normally.

Further, referring to fig. 10-12, the cleaning unit 17 includes a docking shaft 26 inserted into the docking ring frame 16, one end of the docking shaft 26 is fixed with a gear 27 adapted to the gear groove 21, the other end is fixed with a connecting piece 28, the side wall of the gear 27 is slidably attached to the outer wall of the docking ring frame 16, a reciprocating threaded rod 29 is installed between the two connecting pieces 28, a cleaning frame 30 is sleeved on the outer side of the reciprocating threaded rod 29 in a threaded manner, a sliding rod 31 is slidably inserted into the cleaning frame 30, a docking frame 32 for docking the reciprocating threaded rod 29 with the sliding rod 31 is fixed at the top of the connecting plate 5, and a buffer piece 33 propped against the docking shaft 26 is installed in the docking ring frame 16;

the buffer member 33 includes an annular piece 34 abutting against the abutting shaft 26, and a buffer spring 35 fixed to the annular piece 34 is fixed in the abutting ring frame 16.

Principle of cleaning precipitated powder in hopper 6 by cleaning unit 17: firstly, the transmission belt 3 is reversed, so that the linkage plate 18 in the linkage assembly 15 is in a horizontal state, the gear groove 21 on the round wheel 20 is meshed with the gear 27, and along with the reversal of the transmission belt 3, the hopper 6 is driven to move on the attaching plate 4, so that the round wheel 20 rotates along the attaching plate 4, and the gear 27 is driven to synchronously rotate, the docking shaft 26 and the reciprocating threaded rod 29 rotate, and the cleaning frame 30 is driven to correspondingly move, so that the residual precipitated powder in the hopper 6 is scraped, the residual precipitated powder can be separated from falling off, and the space in the hopper 6 is prevented from being occupied;

it should be noted that, in order to make the engagement between the gear groove 21 and the gear 27 smooth and easy, the buffer member 33 is additionally provided, so that when the gear groove 21 is in butt joint with the gear 27 but not engaged with the gear 27, the gear 27 is driven to move for a certain distance, and under the action of the buffer spring 35, the round wheel 20 is rotated until the gear groove 21 is engaged with the gear 27, and then the gear 27 is pushed to reset, so as to improve the butt joint stability and smoothness between the two.

In this scheme, push away the design of piece 23, can make round wheel 20 when laminating board 4 is gone up and remove, round wheel 20 is inseparabler with laminating board 4 laminating, simultaneously, in order to make round wheel 20 can be along laminating board 4 when removing, better rotation, design laminating board 4 outside and round wheel 20 outside are the dull polish material and make, increase frictional force through the dull polish material for during relative movement, can drive the rotation of round wheel 20.

It should be noted that the cleaning rack 30 is shaped to fit the inner wall of the hopper 6, wherein the cleaning rack 30 is composed of an L-shaped rack made of a hard material and a cleaning strip made of a soft material, and the soft cleaning strip can move stably and smoothly in the hopper 6 and clean the precipitated material.

In the scheme, a method for cleaning partial wet materials deposited in the hopper 6 due to shaking in the lifting process is realized;

firstly, through the reversal of the conveying belt 3, at this moment, when the round wheel 20 contacts with the end of the laminating plate 4, the linkage plate 18 can be made to gradually move from the inclined state to the horizontal state, the linkage plate 18 stretches into the connecting frame 14, then under the action of the pushing-away piece 23, the round wheel 20 is tightly laminated with the outer wall of the laminating plate 4, and when the round wheel 20 moves along the laminating plate 4 along with the reversal of the conveying belt 3, the round wheel rotates, the gear 27 is driven to rotate, the reciprocating threaded rod 29 is driven to rotate, the cleaning frame 30 is driven to move in the hopper 6, residual materials in the hopper 6 are cleaned, the problem that the wet materials are difficult to discharge due to vibration precipitation in the conveying process until being adsorbed on the inner wall of the hopper 6 is solved, and the space of the hopper 6 is not influenced when scooping materials each time is ensured.

Examples

Referring to fig. 11 and 12, this embodiment is further described with respect to other embodiments, with the difference that the rotation of the reciprocating threaded rod 29 is optimized.

Specifically, the connecting piece 28 comprises a docking sleeve 36 fixed at the outer end of the docking shaft 26, one end of the reciprocating threaded rod 29 is inserted into the docking sleeve 36, and an elastic strip 37 fixed with the outer end of the reciprocating threaded rod 29 is fixed on the inner wall of one end of the docking sleeve 36;

specifically, considering that the rotation of the round wheel 20 is not synchronous when the round wheel 20 at both ends moves after contacting with the bonding plate 4, in order to avoid the influence of the rotation of the reciprocating threaded rod 29 caused by the asynchronous rotation of the round wheel 20, when one end has small-amplitude few rotations or more rotations, the rotation torsion of the elastic strip 37 can be used for counteracting, so that the normal rotation of the reciprocating threaded rod 29 is not influenced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A gypsum putty powder elevator comprising:

the device comprises a device shell (1) and transmission wheels (2) arranged at the top and the bottom of the device shell (1), wherein a driving device for driving the transmission wheels (2) to rotate is arranged at the outer side of the device shell (1), a transmission belt (3) is sleeved at the outer sides of the two transmission wheels (2), a feed inlet and a discharge outlet are respectively formed in the bottom and the top of the device shell (1), and a laminating plate (4) which is laminated with the transmission belt (3) is fixed in the device shell (1);

characterized by further comprising:

the connecting plates (5) are equidistantly fixed on the outer side of the conveying belt (3), the hopper (6) is fixed on the connecting plates (5) through screws, the butt joint assembly (7) is installed on the connecting plates (5), the pushing plate (8) is installed through the butt joint assembly (7), and the pushing plate (8) is located in the hopper (6);

the connecting frames (9) are fixed at two ends of the pushing plate (8), the connecting frames (9) are fixedly provided with attaching frames (10), annular grooves (11) are formed in the outer sides of two ends of the transmission wheel (2) below the connecting frames, the outer ends of the attaching frames (10) are attached to the annular grooves (11), the attaching plates (4) and the outer sides of the transmission wheels (2) above the attaching plates, and the connecting frames are used for driving the pushing plate (8) to move in the hopper (6);

the butt joint assembly (7) comprises a plurality of telescopic rods (12), one ends of the telescopic rods (12) are fixed with the top of the connecting plate (5), the other ends of the telescopic rods are fixed with the pushing plate (8), and tension springs (13) used for driving the pushing plate (8) to reset are sleeved on the outer sides of the telescopic rods (12);

the automatic cleaning device is characterized by further comprising a connecting frame (14) arranged on the outer side of the attaching frame (10), wherein a linkage assembly (15) is arranged in the connecting frame (14), a butt joint ring frame (16) is fixedly arranged on the two connecting frames (14), a cleaning unit (17) is arranged between the two butt joint ring frames (16), powder materials remained on the inner wall of the hopper (6) are cleaned through the cleaning unit (17), and the linkage assembly (15) is in two forms, one form is in butt joint with the cleaning unit (17);

the linkage assembly (15) comprises a linkage plate (18), a butt joint rod (19) is fixed at one end of the linkage plate (18), a round wheel (20) is rotatably installed at the other end of the linkage plate through a rotating shaft, a gear groove (21) is formed in the inner side of the round wheel (20), a track opening (22) which is spliced with the butt joint rod (19) is formed in the connecting frame (14), and a pushing-away piece (23) which is used for pushing the linkage plate (18) to move outwards is installed in the connecting frame (14).

2. The gypsum putty powder elevator as set forth in claim 1, further characterized in that: the connecting frame (14) is rectangular, and the tail end of the connecting frame (14) is provided with a through hole, and the bottom of the connecting frame is provided with a notch for limiting the inclination of the linkage plate (18).

3. The gypsum putty powder elevator as set forth in claim 1, further characterized in that: the pushing piece (23) comprises a pushing spring (24) arranged in the connecting frame (14), and a pushing plate (25) propped against the outer side of the linkage plate (18) is fixed at one end of the pushing spring (24).

4. The gypsum putty powder elevator as set forth in claim 1, further characterized in that: the outer side of the attaching plate (4) and the outer side of the round wheel (20) are made of frosted materials.

5. The gypsum putty powder elevator as set forth in claim 1, further characterized in that: the cleaning unit (17) comprises a butt joint shaft (26) inserted into the butt joint ring frame (16), a gear (27) matched with the gear groove (21) is fixed at one end of the butt joint shaft (26), a connecting piece (28) is fixed at the other end of the butt joint shaft, the side wall of the gear (27) is in sliding fit with the outer wall of the butt joint ring frame (16), a reciprocating threaded rod (29) is installed between the two connecting pieces (28), a cleaning frame (30) is sleeved on the outer side of the reciprocating threaded rod (29) in a threaded manner, a sliding rod (31) is inserted into the cleaning frame (30) in a sliding manner, a butt joint frame (32) used for butt joint of the reciprocating threaded rod (29) and the sliding rod (31) is fixed at the top of the connecting plate (5), and a buffer piece (33) propped against the butt joint shaft (26) is installed in the butt joint ring frame (16).

6. The gypsum putty powder elevator as set forth in claim 5, further comprising: the buffer piece (33) comprises an annular piece (34) propped against the butt joint shaft (26), and a buffer spring (35) fixed with the annular piece (34) is fixed in the butt joint annular frame (16).

7. The gypsum putty powder elevator as set forth in claim 5, further comprising: the connecting piece (28) comprises a butt joint sleeve (36) fixed at the outer end of the butt joint shaft (26), one end of the reciprocating threaded rod (29) is inserted into the butt joint sleeve (36), and an elastic strip (37) fixed with the outer end of the reciprocating threaded rod (29) is fixed on the inner wall of one end of the butt joint sleeve (36).