CN220924557U - Powder collection device - Google Patents

Abstract

The utility model discloses a powder collecting device, which comprises: the storage bin is provided with a storage space for placing the powder carrier; the at least two support assemblies are used for supporting and stopping the powder carrier in the accommodating space, and the clamping rotating assemblies are aligned to the two sides of the powder carrier; the clamping and rotating assembly is used for clamping and driving the powder carrier to turn over; the clamping and rotating assembly comprises clamping structures respectively arranged at two sides of the storage bin and a rotating mechanism for driving the two clamping structures to synchronously rotate; the clamping structure comprises a clamping piece, a rotating shaft and a first driving piece, wherein the clamping piece is positioned in the storage bin and drives the clamping piece to translate and rotate through the rotating shaft, and the first driving piece is connected with the rotating shaft through a bearing structure; the rotating mechanism is used for driving the rotating shaft to rotate; the utility model provides a powder collection device solves the unable powder carrier that is suitable for different specifications of current powder collection device and carries out powder collection, stability, the poor problem of security.

Description

Powder collection device

Technical Field

The utility model relates to the technical field of powder metallurgy, in particular to a powder collecting device.

Background

At present, the existing alloy powder material needs to be stored in a specific environment, and the storage space, the container and the like of the existing alloy powder material have special requirements, otherwise, the existing alloy powder material is in contact with the external environment (such as air) to cause pollution easily, and oxidation reaction easily occurs to directly influence the quality of alloy powder;

The existing alloy powder is collected and placed in a bin after the material is transported to or used, and the powder is collected to a carrier by manpower in most cases and poured into the bin, but the heavy powder carrier is difficult to displace and pour in the manner, so that the time and the labor are consumed, and the automatic production is not facilitated; for this reason, the research and development personnel improve and adopt collection device to replace manual transportation, operate to the feed bin through hoisting the powder carrier and empty; however, this approach also has certain drawbacks, as follows: (1) The tightness is poor, the collecting device is of a semi-open structure, dust is large when powder is poured, and a part of dust is wasted and the environment is influenced; (2) The requirements on the powder carrier are high, the powder carrier with other sizes and specifications cannot be matched, and the applicability is not enough; (3) The safety and stability of lifting and dumping are poor, the existing powder carrying vehicle is taken by ropes, the vehicle is easy to shake in the process of assembling with dumping equipment, risks such as falling off of the vehicle are easy to cause, and the vehicle can be lifted again after being dumped and reset, so that the whole carrying process is low in efficiency and low in safety coefficient;

In view of the above, there is still a need for further improvements in existing powder collection devices.

Disclosure of utility model

The utility model aims to overcome the defects or problems in the background art and provide a powder collecting device which has the advantages of simple structure, simple and convenient manufacture, easy realization and low cost, and solves the problems that the existing powder collecting device cannot be suitable for powder carriers with different specifications to collect powder, and has poor stability and safety.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a powder collecting device comprises a storage bin, a supporting component and a clamping rotating component;

the storage bin is provided with a storage space for placing the powder carrier;

At least two supporting components for supporting and stopping the powder carrier in the accommodating space and enabling the clamping rotating components to align two sides of the powder carrier; the supporting component is driven by a deflection piece to drive the supporting component to separate from the powder carrier after the powder carrier is clamped by the clamping rotating component;

The clamping and rotating assembly is used for clamping and driving the powder carrier to turn over; the clamping and rotating assembly comprises clamping structures respectively arranged at two sides of the storage bin and a rotating mechanism for driving the two clamping structures to synchronously rotate; the clamping structure comprises a clamping piece, a rotating shaft and a first driving piece, wherein the clamping piece is positioned in the storage bin and drives the clamping piece to translate and rotate through the rotating shaft, and the first driving piece is connected with the rotating shaft through a bearing structure; the rotating mechanism is used for driving the rotating shaft to rotate.

Further, the storage bin comprises a bin body and a cover body, wherein the top surface of the bin body is provided with an opening, and the bottom surface of the bin body is arranged in a funnel shape and is used for guiding powder to the storage container; the cover body is hinged to the edge of the opening part, and the second driving piece drives the cover body to rotate relative to the opening part to open or close; and the side part of the bin body is respectively provided with an assembly hole for installing the rotating shaft and the supporting component.

Further, the two supporting components are respectively arranged at the back of the storage bin and positioned below the clamping rotating component; each supporting component comprises a supporting rod and bearing parts, the supporting rod is driven to rotate through the deflection parts, the bearing parts are arranged parallel to the supporting rod, and each bearing part is connected with the supporting rod through the bridging parts.

Further, each supporting component further comprises a guide rod which is fixed at two free ends of the bearing component along the direction vertical to the horizontal plane so as to guide the powder carrier to align with the clamping rotating component.

Further, the rotating mechanism comprises a transmission group, a coupling and a third driving piece; the shaft coupling is arranged outside the storage bin and is driven to rotate by a third driving piece; the transmission group is used for connecting the shaft coupling and each rotating shaft so as to drive the rotating shafts to rotate.

Further, the transmission group comprises a main gear, a transmission belt and a driven gear; the main gear is in anti-rotation fit with the shaft coupling; the driven gear is in rotation-stopping fit with the rotating shaft, and the rotating shaft is driven by the first driving piece to axially displace along the driven gear; the driving belt is wound on the peripheries of the main gear and the driven gear.

Further, the clamping and rotating assembly further comprises a tensioning mechanism for tightening the transmission belt; the tensioning mechanism comprises a support, a lifting roller, two adjusting rods and adjusting nuts, wherein the two adjusting rods are respectively arranged at two sides of the lifting roller; the adjusting nut is arranged on the support and is in threaded connection with the adjusting rod; and the adjusting nut is adjusted to link the adjusting rod to ascend or descend relative to the support, so that the lifting roller abuts against the transmission belt.

Further, a beating component is included for beating the outer wall of the powder carrier; the beating assembly comprises a transverse shaft, a swinging rod and a fourth driving piece, wherein the swinging rod and the fourth driving piece are formed on the transverse shaft, the transverse shaft is arranged along the length direction of the storage bin, and the fourth driving piece drives the transverse shaft to rotate for a certain angle, so that the swinging rod on the transverse shaft swings, and the outer wall of the powder carrier is beaten.

Further, the second driving piece and the fourth driving piece are respectively a motor or a rotary cylinder.

From the above description of the present utility model, compared with the prior art, the present utility model has the following advantages:

The utility model provides a powder collecting device which has the advantages of simple structure, simple and convenient manufacture, easy realization and low cost, and solves the problems that the existing powder collecting device cannot be suitable for powder carriers with different specifications to collect powder and has poor stability and safety; the powder collecting device provided by the utility model adopts the airtight storage bin as the space of the poured powder, so that the problem of dust emission of the powder is effectively avoided; secondly, the powder carrier is supported by the supporting component as the powder carrier, so that the powder carrier can be reserved firstly after being placed in the storage bin and can be pre-aligned with the clamping rotating component, the powder carrier is clamped more stably in the clamping process, and the conditions of swing and shaking are not easy to generate and difficult to clamp are met; in addition, but centre gripping rotating assembly adopts axial activity and the rotatory mode realization of circumference, can the powder carrier of different specifications of centre gripping, model, and the suitability promotes by a wide margin, more automated production provides the basis.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required to be used in the description of the embodiments below are briefly introduced, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing a three-dimensional exploded structure of a powder collecting apparatus according to the present utility model;

FIG. 2 is a schematic perspective view of a powder collecting device according to the present utility model;

FIG. 3 is a schematic perspective view of a clamping and rotating assembly according to the present utility model;

FIG. 4 is a cross-sectional view of the clamping and rotating assembly of the present utility model in its original state;

fig. 5 is a cross-sectional view showing a clamped state of the clamping and rotating assembly according to the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is to be understood that the described embodiments are preferred embodiments of the utility model and should not be taken as excluding other embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without creative efforts, are within the protection scope of the present utility model.

In the claims, specification and drawings hereof, unless explicitly defined otherwise, the terms "first," "second," or "third," etc. are used for distinguishing between different objects and not for describing a particular sequential order.

In the claims, specification and drawings of the present utility model, unless explicitly defined otherwise, references to orientation or positional relationship such as the terms "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise", etc. are based on the orientation and positional relationship shown in the drawings and are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a particular orientation or be constructed and operated in a particular orientation, nor should it be construed as limiting the particular scope of the utility model.

In the claims, specification and drawings of the present utility model, unless explicitly defined otherwise, the term "fixedly connected" or "fixedly connected" should be construed broadly, i.e. any connection between them without a displacement relationship or a relative rotation relationship, that is to say includes non-detachably fixedly connected, integrally connected and fixedly connected by other means or elements.

In the claims, specification and drawings of the present utility model, the terms "comprising," having, "and variations thereof as used herein, are intended to be" including but not limited to.

Referring to fig. 1-5, a powder collecting device according to the present utility model is used for collecting alloy powder into a corresponding storage container;

The collecting device comprises a storage bin 1, a supporting component 2 and a clamping rotating component 3;

A receiving bin 1 having a receiving space 10 for a powder carrier (not shown);

In the novel storage bin 1 comprises a bin body 11 and a cover body 14, wherein an opening part 12 is formed in the top surface of the bin body 11, and a bottom surface 13 is arranged in a funnel shape and is used for guiding powder to a storage container, and the powder poured from a powder carrier slides into the storage container along the funnel-shaped bottom surface 13; the cover 14 is hinged with the edge of the opening 12, and the second driving member 16 drives the cover 14 to rotate relative to the opening 12 to open or close; it should be noted that the second driving member 16 is an air cylinder or a hydraulic cylinder, and the cover body 14 is covered or opened relative to the bin body 11 by hinging the second driving member 16 with the connecting member 17 on the cover body 14; the side part of the bin body 11 is respectively provided with an assembly hole 11A for installing a rotating shaft 312 and a supporting component 2;

At least two support assemblies 2 for supporting and stopping the powder carrier in the accommodating space 10, and enabling the clamping rotating assemblies 3 to align with two sides of the powder carrier; the supporting component 2 is driven by a deflection piece 21 to drive the supporting component 2 to be separated from the powder carrier after the powder carrier is clamped by the clamping rotating component 3;

In the present invention, the two supporting components 2 are respectively installed at the back of the storage bin 1 and below the clamping and rotating component 3 (the back refers to the back surface of the storage bin 1); each supporting component 2 comprises a supporting rod 22 and bearing pieces 23, the supporting rod 22 is driven to rotate by a deflection piece 21, the bearing pieces 23 are arranged parallel to the supporting rod 22, and each bearing piece 23 is connected with the supporting rod 22 by a bridging piece 24, and it is noted that the bearing pieces 23 are rod bodies, and one surface contacted with the powder carrier is an arc surface; the deflection piece 21 in the present invention is exemplified by a rotary cylinder, and of course, the deflection piece can also be a motor, etc., and can drive the support rod 22 to rotate; moreover, the carrier 23 is in line contact with the powder carrier, so that the swinging is easier to realize when the carrier is separated from the powder carrier, friction force is reduced, and the carrier 23 is not interfered to separate from the powder carrier;

In addition, each supporting component 2 further comprises a guide rod 25, and the guide rods 25 are fixed at two free ends of the bearing piece 23 along the direction of the vertical horizontal plane so as to guide the powder carrier to be aligned with the clamping rotating component 3, so that the powder carrier is supported at the bottom, and the side parts are guided by the guide rods 25, so that the clamping rotating component 3 can be more easily aligned and is prepared for the subsequent clamping;

A clamping and rotating assembly 3 for clamping and driving the powder carrier to turn over;

The clamping and rotating assembly 3 comprises clamping structures 31 respectively arranged at two sides of the storage bin 1 and a rotating mechanism for driving the two clamping structures 31 to synchronously rotate; the clamping structure 31 comprises a clamping piece 311, a rotating shaft 312 and a first driving piece 313, wherein the clamping piece 311 is positioned in the accommodating bin 1 and is driven to translate and rotate by the rotating shaft 312, and the first driving piece 313 is connected with the rotating shaft 312 by a bearing structure 314; the bearing structure is a bearing, the outer periphery of the bearing is fixed on the first driving piece 313, and the inner ring of the bearing is fixed with the rotating shaft, so that the rotating shaft 312 can be driven to translate, and the first driving piece 313 cannot rotate together when the rotating shaft 312 rotates; the rotating mechanism 32 is used for driving the rotating shaft 312 to rotate.

The rotating mechanism 32 comprises a transmission group 321, a coupling 322 and a third driving piece 323; the coupling 322 is arranged outside the storage bin 1, and the coupling 322 is driven to rotate by a third driving piece 323; the driving set 321 is used for connecting the coupling 322 with each rotation shaft 312 to drive the rotation shafts 312 to rotate.

The driving set 321 includes a main gear 3211, a driving belt 3212 and a driven gear 3213; the main gear 3211 is in anti-rotation fit with the coupling 322; the driven gear 3213 is in anti-rotation fit with the rotating shaft 312, and the rotating shaft 312 is driven by the first driving member 313 to move along the axial direction of the driven gear 3213; the transmission belt 3212 is wound around the outer circumferences of the main gear 3211 and the driven gear 3213.

The clamping and rotating assembly 3 further comprises a tensioning mechanism 33 for tightening the transmission belt 3212; the tensioning mechanism 33 comprises a support 331, a lifting roller 332, two adjusting rods 333 and adjusting nuts 334, wherein the two adjusting rods 333 are respectively arranged at two sides of the lifting roller 332; the adjusting nut 334 is arranged on the support 331 and is in threaded connection with the adjusting rod 333; wherein, by adjusting the adjusting nut 334, the adjusting rod 333 is linked to rise or fall relative to the support 331, so that the lifting roller 332 abuts against the driving belt 3212.

A striking assembly 4 for striking the outer wall of the powder carrier; the beating assembly 4 comprises a transverse shaft 41, a swinging rod 42 formed on the transverse shaft 41 and a fourth driving piece 43, wherein the transverse shaft 41 is arranged along the length direction of the storage bin 1, and the fourth driving piece 43 drives the transverse shaft 41 to rotate for a certain angle so as to swing the swinging rod 42 on the transverse shaft 41.

Further, the second driving member 16 and the fourth driving member 43 are motors or rotary cylinders.

1-5, The powder collecting device mainly comprises the following parts: the storage bin 1, the bin body 11, the opening 12, the bottom surface 13, the cover body 14, the second driving piece 16, the supporting component 2, the two supporting components 2, the deflection piece 21, the supporting rod 22, the bearing piece 23, the bridging piece 24, the guide rod 25, the clamping and rotating component 3, the clamping piece 311, the rotating shaft 312, the first driving piece 313, the bearing structure 314, the transmission group 321, the coupling 322, the main gear 3211, the transmission belt 3212, the driven gear 3213, the third driving piece 323, the tensioning mechanism 33, the supporting seat 331, the lifting roller 332, the two adjusting rods 333, the adjusting nut 334, the beating component 4, the transverse shaft 41, the swinging rod 42 and the fourth driving piece 43;

The actual assembly and use are as follows:

(1) The manufacturing method comprises the steps of manufacturing a bin body 11, wherein four metal sheets (iron sheets) are sequentially enclosed, a funnel-shaped bottom surface 13 is welded at the bottom, an opening 12 is formed in the top surface, and a cover 14 is arranged at the edge of the opening 12 through a hinge shaft; the cover 14 is driven to open and close relative to the opening part 12 of the bin 11 by a second driving piece 16 (i.e. a cylinder);

(2) Two assembly holes 11A are formed on the back of the bin body 11 and are used for installing a deflection piece 21 (namely a rotary cylinder or a motor); the deflection piece 21 is fixed outside the bin body 11 through a screw, and an output shaft of the deflection piece penetrates into the bin body 11 and is in rotation-stopping connection with the support rod 22, wherein the rotation-stopping connection means that the rotation-stopping connection is provided with a rotation-stopping surface, and the support rod 22 rotates along with the rotation of the output shaft through the rotation-stopping surface;

In the present invention, the supporting rod 22 is parallel to the axis of the supporting member 23 and connected via the bridge member 24, so that the supporting member 23 is eccentrically disposed with respect to the axis of the supporting rod 22; in addition, guide rods 25 are welded at the two free ends of the bearing piece 23 to guide the powder carrier to be limited to be aligned with the clamping rotating assembly 3;

(3) The clamping rotating assembly 3 is arranged, and the left side and the right side of the bin body 11 are respectively provided; each clamping and rotating assembly 3 comprises a clamping piece 311, a rotating shaft 312, a first driving piece 313, a main gear 3211, a transmission belt 3212, a driven gear 3213, a coupling 322 and a third driving piece 323; the first driving member 313 is exemplified by a cylinder, and is connected with the rotating shaft 312 through a bearing, an outer ring of the bearing is fixedly connected with the first driving member 313, and an inner ring of the bearing is tightly matched with the rotating shaft 312, so that the first driving member 313 can drive the rotating shaft 312 to axially displace along the rotating shaft 312, and the first driving member 313 cannot rotate along with the rotating shaft 312 when the rotating shaft 312 rotates;

The driven gear 3213 is assembled on the periphery of the rotating shaft 312 in a key slot mode in a rotation stopping way, then the rotating shaft 312 is penetrated into the two side walls of the bin body 11, and the clamping piece 311 is fixed at the end part of the rotating shaft 312; the left side and the right side are also provided;

The coupling 322 is installed through a base and is located outside the bin body 11 (specifically placed at the back of the bin body 11), it should be noted that the coupling 322 is parallel to the axis of the rotating shaft 312, and the main gear 3211 is sleeved in a rotation-stopping manner corresponding to the position of the driven gear 3213; then, the transmission 3212 is wound around the main gear 3211 and the driven gear 3213, so that the driven gear 3213 can be driven to rotate by the main gear 3211, and the rotating shaft 312 is driven to synchronously rotate;

finally, a third driving member 323 is arranged at the end part of the coupling 322 in a rotation-stopping manner, and the third driving member 323 is a motor and is used for driving the coupling 322 to rotate;

(4) The assembly tensioning mechanisms 33 are respectively and correspondingly arranged below the driving belts 3212 and are used for tightly pressing the driving belts 3212; the novel tensioning mechanism 33 comprises a support 331, a lifting roller 332, two adjusting rods 333 and adjusting nuts 334, wherein the two adjusting rods 333 are respectively arranged at two sides of the lifting roller 332; the adjusting nut 334 is arranged on the support 331 and is in threaded connection with the adjusting rod 333; wherein, by adjusting the adjusting nut 334, the adjusting lever 333 is linked to rise or fall relative to the support 331, so that the lifting roller 332 abuts against the driving belt 3212;

(5) The assembly of the beating assembly 4, it sets up in the storehouse body 11, and beat the outer wall of the powder carrier after the powder carrier turns over in place, in order to make the powder in the powder carrier adhere to powder drop, the cross shaft 41 of the beating assembly 4 is spanned (i.e. along the length direction) along the storehouse body 11 both sides, and fix the fourth driving piece 43 at the end of the cross shaft 41, the fourth driving piece 43 is exemplified by a rotary cylinder or motor;

after the assembly is completed, the outer parts of the components are covered with dust covers.

In the use process, the water-soluble fiber is prepared,

(1) Opening a cover 14 hinged to the upper portion of the bin 11 to open an opening 12 of the bin 11;

(2) Hoisting the powder carrier filled with alloy powder, entering the bin 11 from the opening 12, placing the powder carrier on the bearing piece 23, and positioning the powder carrier by the guide rod 25, wherein the whole powder carrier is rapidly placed and corresponds to the clamping piece 311 for clamping the rotating assembly 3;

(3) The second driving member 16 acts to drive the cover 14 to be hermetically covered on the opening 12;

(4) The first driving member 313 (i.e. air cylinder) pushes the horizontal pushing rotating shafts 312 to move linearly towards the left and right sides of the bin 11, and the clamping members 311 on the horizontal pushing rotating shafts 312 are respectively clamped at the two sides of the powder carrier; so that the powder carrier is clamped and fixed;

(5) Then driving the deflection piece 21 to act, wherein the deflection piece 21 is a rotary cylinder, and the support rod 22 is driven to rotate after the action of the rotary cylinder, and the support piece 23 and the guide rod 25 eccentrically arranged with the support rod are in linkage to deflect so as to separate from the powder carrier; the carrying piece 23 is separated from the powder carrier at this time, but the powder carrier cannot fall off, but is clamped and suspended by the clamping piece 311, and the powder carrier is not interfered to overturn due to the blocking of the carrying piece 23 in the process of overturning after the follow-up overturning and dumping;

(6) The third driving member 323 (i.e., a motor) acts to drive the coupling 322 to rotate and connect with the main gear 3211 thereon to rotate;

The main gear 3211 is connected with a driven gear 3213 on the rotating shaft 312 through a driving belt 3212, after the main gear 3211 rotates, the driving belt 3212 drives the driven gear 3213 to rotate, so that the rotating shaft 312 rotates, the clamping piece 311 fixedly connected with the rotating shaft 312 synchronously rotates, and finally, the powder carrier on the clamping piece 311 is driven to rotate to pour powder;

(7) After the powder carrier rotates to 180 degrees, the fourth driving piece 43 drives the transverse shaft 41 to rotate in a reciprocating manner, and drives the upper swing rod 42 to strike the outer wall of the powder carrier in the swing process, so that powder falls off in a vibration manner;

(8) And finally, opening the cover body 14 again, directly lifting the turned powder carrier by using the lifting appliance, or continuously rotating to enable the turned powder carrier to be lifted again after being turned and reset, so as to finish one-time dumping process, and enabling the dumped powder to enter the collecting bin along the funnel-shaped bottom for storage.

The utility model provides a powder collecting device which has the advantages of simple structure, simple and convenient manufacture, easy realization and low cost, and solves the problems that the existing powder collecting device cannot be suitable for powder carriers with different specifications to collect powder and has poor stability and safety; the powder collecting device provided by the utility model adopts the airtight storage bin as the space of the poured powder, so that the problem of dust emission of the powder is effectively avoided; secondly, the powder carrier is supported by the supporting component as the powder carrier, so that the powder carrier can be reserved firstly after being placed in the storage bin and can be pre-aligned with the clamping rotating component, the powder carrier is clamped more stably in the clamping process, and the conditions of swing and shaking are not easy to generate and difficult to clamp are met; in addition, but centre gripping rotating assembly adopts axial activity and circumferential direction rotatory mode to realize, can centre gripping different specifications, model's powder carrier, and the suitability promotes by a wide margin, more automated production provides basis

The foregoing description of the embodiments and description is presented to illustrate the scope of the utility model, but is not to be construed as limiting the scope of the utility model.

Claims (9)

1. A powder collection device, characterized in that: the collecting device comprises a storage bin, a supporting component and a clamping rotating component;

the storage bin is provided with a storage space for placing the powder carrier;

At least two supporting components for supporting and stopping the powder carrier in the accommodating space and enabling the clamping rotating components to align two sides of the powder carrier; the supporting component is driven by a deflection piece to drive the supporting component to separate from the powder carrier after the powder carrier is clamped by the clamping rotating component;

The clamping and rotating assembly is used for clamping and driving the powder carrier to turn over; the clamping and rotating assembly comprises clamping structures respectively arranged at two sides of the storage bin and a rotating mechanism for driving the two clamping structures to synchronously rotate; the clamping structure comprises a clamping piece, a rotating shaft and a first driving piece, wherein the clamping piece is positioned in the storage bin and drives the clamping piece to translate and rotate through the rotating shaft, and the first driving piece is connected with the rotating shaft through a bearing structure; the rotating mechanism is used for driving the rotating shaft to rotate.

2. A powder collection apparatus as recited in claim 1, wherein: the storage bin comprises a bin body and a cover body, wherein the top surface of the bin body is provided with an opening, and the bottom surface of the bin body is arranged in a funnel shape and is used for guiding powder to a storage container; the cover body is hinged to the edge of the opening part, and the second driving piece drives the cover body to rotate relative to the opening part to open or close; and the side part of the bin body is respectively provided with an assembly hole for installing the rotating shaft and the supporting component.

3. A powder collection apparatus as recited in claim 1, wherein: the two supporting components are respectively arranged at the back of the storage bin and are positioned below the clamping rotating component; each supporting component comprises a supporting rod and bearing parts, the supporting rod is driven to rotate through the deflection parts, the bearing parts are arranged parallel to the supporting rod, and each bearing part is connected with the supporting rod through the bridging parts.

4. A powder collection apparatus as recited in claim 3, wherein: each supporting component further comprises a guide rod which is fixed at two free ends of the bearing piece along the direction vertical to the horizontal plane so as to guide the powder carrier to align with the clamping rotating component.

5. A powder collection apparatus as recited in claim 1, 2, 3 or 4, wherein: the rotating mechanism comprises a transmission group, a shaft coupling and a third driving piece; the shaft coupling is arranged outside the storage bin and is driven to rotate by a third driving piece; the transmission group is used for connecting the shaft coupling and each rotating shaft so as to drive the rotating shafts to rotate.

6. A powder collection apparatus as recited in claim 5, wherein: the transmission group comprises a main gear, a transmission belt and a driven gear; the main gear is in anti-rotation fit with the shaft coupling; the driven gear is in rotation-stopping fit with the rotating shaft, and the rotating shaft is driven by the first driving piece to axially displace along the driven gear; the driving belt is wound on the peripheries of the main gear and the driven gear.

7. A powder collection apparatus as recited in claim 6, wherein: the clamping and rotating assembly further comprises a tensioning mechanism for tightening the transmission belt; the tensioning mechanism comprises a support, a lifting roller, two adjusting rods and adjusting nuts, wherein the two adjusting rods are respectively arranged at two sides of the lifting roller; the adjusting nut is arranged on the support and is in threaded connection with the adjusting rod; and the adjusting nut is adjusted to link the adjusting rod to ascend or descend relative to the support, so that the lifting roller abuts against the transmission belt.

8. A powder collecting device as claimed in claim 2, wherein: the powder carrier comprises a powder carrier body, a powder storage device and a beating assembly, wherein the powder storage device is used for storing powder; the beating assembly comprises a transverse shaft, a swinging rod and a fourth driving piece, wherein the swinging rod and the fourth driving piece are formed on the transverse shaft, the transverse shaft is arranged along the length direction of the storage bin, and the fourth driving piece drives the transverse shaft to rotate for a certain angle, so that the swinging rod on the transverse shaft swings, and the outer wall of the powder carrier is beaten.

9. A powder collection apparatus as recited in claim 8, wherein: the second driving piece and the fourth driving piece are respectively a motor or a rotary cylinder.