CN216783924U - Powder weighing and overturning assembly and charging machine - Google Patents

Abstract

The utility model belongs to the technical field of powder filling equipment, and discloses a powder weighing and overturning component, which comprises: the mounting plate is provided with a placing surface which can be weighed; the material weighing barrel is arranged on the placing surface of the mounting plate; the charging barrel is positioned on one side of the material weighing barrel and is lower than the material weighing barrel; the turnover component is arranged on the mounting plate and is provided with a turnover part capable of rotating around an axial direction, and the turnover part is movably connected with the material weighing barrel so that the charging barrel can perform turnover action and reset action around the axial direction between the placing surface and the charging barrel; simultaneously, still disclose a charger. The automatic powder weighing and filling machine can weigh powder, can also dump the weighed powder into the charging barrel after weighing, can realize automatic weighing and filling of the powder, can realize the functions of automatic feeding, weighing, dumping, tamping and the like, improves the production efficiency, reduces the production cost, and is more practical.

Description

Powder weighing and overturning assembly and charging machine

Technical Field

The utility model belongs to the technical field of powder filling equipment, and particularly relates to a powder weighing and overturning assembly and a powder filling machine.

Background

In the ceramic manufacture process, need weigh the material with ceramic powder and fill to the charging bucket in, and at present mostly weigh and fill through the manual work, it loads inefficiency, and is hard and with higher costs consuming time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a powder weighing and overturning assembly and a powder charging machine, which solve the problem of low charging efficiency caused by manual weighing and charging.

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

in one aspect, a powder weighing and overturning assembly is provided, comprising:

the mounting plate is provided with a placing surface which can be weighed;

the material weighing barrel is arranged on the placing surface of the mounting plate;

the charging barrel is positioned on one side of the material weighing barrel and is lower than the material weighing barrel; and

the turnover component is arranged on the mounting plate and is provided with a turnover part capable of rotating around an axial direction, and the turnover part is movably connected with the material weighing barrel so that the charging barrel can perform turnover action and reset action around the axial direction between the placing surface and the charging barrel.

In a possible implementation manner, the turning part comprises a driving motor, a rotating shaft, a connecting arm and a movable clamping sleeve;

the output shaft of the driving motor is connected with the rotating shaft, the rotating shaft is connected with the movable clamping sleeve through at least one connecting arm, the movable clamping sleeve is sleeved on the outer side of the material weighing barrel in a clearance fit mode, the upper portion and the lower portion of the outer wall of the material weighing barrel are respectively provided with a limiting portion, and the movable clamping sleeve is limited between the two limiting portions.

In a possible implementation, the movable ferrule includes two arc-shaped ferrule components that can form an annular structure, and the two ferrule components are detachably connected.

In a possible implementation manner, two connecting arms are arranged and are respectively connected to two sides of the movable cutting sleeve;

one of the two connecting arms is provided with a first detection trigger block which is matched with a first position detection part, and the first position detection part is fixed on the mounting plate and is adjacent to the material weighing barrel; a second detection trigger block is arranged on the other connecting arm, and is matched with a second position detection component which is fixed on the mounting plate and is adjacent to the charging bucket; the first position detection component and the second position detection component are respectively used for detecting the weighing position and the overturning position of the material weighing barrel;

the first position detection component and the second position detection component are simultaneously connected with a controller.

In a possible implementation manner, the first detection trigger block is provided with a first inclined plane, the first position detection component is provided with a first detection contact end, and the first detection contact end is in limit fit with the first inclined plane; the second detection trigger block is provided with a second inclined surface, the second position detection component is provided with a second detection contact end, and the second detection contact end is in limit fit with the second inclined surface.

In a possible implementation manner, the first detection contact end and the second detection contact end are both roller structures and are respectively in rolling fit with corresponding inclined planes.

In a possible implementation mode, an avoiding opening is formed in the middle of the mounting plate, a weighing plate provided with a weighing sensor is installed in the avoiding opening, and the top surface of the weighing plate forms the placing surface.

In a possible implementation manner, a receiving hopper is arranged right above the charging barrel and is lower than the weighing barrel.

In another aspect, there is also provided a charging machine comprising:

a frame;

the powder weighing and overturning assembly is arranged on the rack;

the feeding component is arranged on the rack and is provided with a discharge port, and the discharge port is positioned above the material weighing barrel of the powder material weighing and overturning component; and

and the tamping component is arranged on the rack and used for tamping the charging barrel of the powder weighing and overturning component.

In a possible implementation manner, the feeding assembly comprises a feeding hopper, a first vibration part, a second vibration part and a material guide chute;

the top of the rack is provided with the feed hopper, the bottom of the feed hopper is communicated with a guide chute, and a discharge hole of the guide chute is positioned right above the weighing barrel; the first vibration part is arranged on the outer side wall of the feed hopper, and the second vibration part is arranged at the bottom of the guide chute.

Compared with the prior art, the utility model has the following beneficial effects:

the powder weighing and overturning assembly disclosed by the utility model can be used for weighing powder and also can be used for overturning the weighed powder into the charging barrel after weighing, so that the automatic weighing and charging of the powder can be realized, the problems of low charging efficiency and high cost caused by manual operation are solved, and the powder weighing and overturning assembly is convenient and practical.

According to the charging machine, the powder weighing and charging assembly, the charging assembly and the tamping assembly are arranged on the rack, so that the functions of automatic charging, material weighing, overturning, tamping and the like can be realized, the production efficiency is improved, the production cost is reduced, and the charging machine is more practical.

Drawings

FIG. 1 is a schematic perspective view of a powder weighing and turning assembly according to an embodiment of the present disclosure;

FIG. 2 is a schematic perspective view of a powder weighing and turning assembly according to an embodiment of the present disclosure at a second viewing angle;

fig. 3 is a schematic perspective view of a charging machine according to an embodiment of the present application:

FIG. 4 is a schematic view of the internal structure of a loader according to an embodiment of the present application;

FIG. 5 is a schematic perspective view of a loading assembly of a loader according to an embodiment of the present application;

FIG. 6 is a schematic perspective view of a tamping mechanism of a loading machine according to an embodiment of the present application from a perspective view;

FIG. 7 is a schematic perspective view of a tamping mechanism of a loading machine according to an embodiment of the present application from another perspective;

FIG. 8 is a schematic illustration of the internal structure of the tamper assembly of the tamping mechanism of a loader according to an embodiment of the present application;

FIG. 9 is a schematic perspective view of a vibratory member of a tamper assembly of a tamping mechanism of a loader according to an embodiment of the present application.

In the figure: 1-a frame; 2-a feeding assembly; 21-a feed hopper; 22-a first vibrating member; 23-a material guide groove; 24-a second vibrating member; 25-an ultrasonic sensor; 3-powder weighing and overturning component; 31-weighing a material barrel; 32-a movable ferrule; 33-a mounting plate; 34-a placing surface; 35-a linker arm; 36-a second position detection component; 37-a rotating shaft; 38-a drive motor; 39-first position detecting means; 310-a receiving hopper; 4-powder tamping mechanism; 41-a tamper assembly; 411-installation box; 412-a mounting base; 413-a vibrating member; 4131-a housing; 42-a first belt lifting member; 43-a second belt lifting member; 44-telescoping blinds; 45-baffle plate; 5-a controller; 6-ladder frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

The utility model is further described with reference to the following figures and specific embodiments.

Referring to fig. 1 and 2, an embodiment of the present application provides a powder weighing turnover assembly 3, including: a mounting plate 33 having a weighing surface 34; a weighing barrel 31 disposed on the mounting surface 34 of the mounting plate 33; a charging barrel (not shown in the figure) located at one side of the weighing barrel 31 and lower than the weighing barrel 31; and a turnover member provided on the mounting plate 33 and having a turnover part rotatable about an axial direction, the turnover part being movably connected to the weighing barrel 31 so that the charging barrel can be turned over and returned about the axial direction between the placing surface 34 and the charging barrel.

The mounting plate 33 is used for mounting the powder weighing turnover assembly 3, and may be a plate-shaped structure or other structures having the same mounting function, and the placing surface 34 on the placing plate is used for placing and weighing the weighing barrel, so as to obtain the weight data of the powder in the weighing barrel; and the overturning component is used for enabling the weighing barrel to overturn and reset between the placing surface 34 and the charging barrel, and the resetting action is to place the weighing barrel on the placing surface 34 of the mounting plate 33 for the next powder feeding and weighing.

It should be noted that the charging barrel is an object for charging powder, and it may be an indirect charging, such as a receiving hopper 310 disposed above the charging barrel and allowing powder to enter the charging barrel through the receiving hopper 310, or a direct charging, such as a charging barrel disposed at the position of the receiving hopper 310, to achieve direct charging, and is not limited, and may be selected according to actual situations.

It is easy to understand that the swing joint of the turnover part and the weighing barrel needs not to add other weight when weighing, and needs to be convenient for driving the weighing barrel to move after weighing, so that the swing joint structure capable of realizing the effect can be a clamping structure, also can adopt other detachable structures capable of playing the same role, or can be realized through the following structures.

In one embodiment of the turning part, the turning part may include a driving motor 38, a rotating shaft 37, a connecting arm 35, and a movable ferrule 32; the output shaft of the driving motor 38 is connected to the rotating shaft 37, the rotating shaft 37 is connected to the movable clamping sleeve 32 through at least one connecting arm 35, the movable clamping sleeve 32 is sleeved outside the weighing barrel in a clearance fit manner, the upper portion and the lower portion of the outer wall of the weighing barrel 31 are respectively provided with a limiting portion, and the movable clamping sleeve 32 is limited between the two limiting portions.

Thus, under the driving of the driving motor 38, the rotating shaft 37 can drive the movable cutting sleeve 32 connected through the connecting arm 35 to rotate, and because the movable cutting sleeve 32 has a gap with the material weighing barrel, the movable cutting sleeve 32 is not in contact with the material weighing barrel at the weighing position, and the obtained weighing data is the weight of the material weighing barrel and the powder therein; after weighing, the movable clamping sleeve 32 is limited by the upper limiting part and the lower limiting part on the weighing barrel, and the weighing barrel can be driven by the movable clamping sleeve 32 to rotate when turning over, so that the turning over can be carried out, and powder in the weighing barrel is poured into the charging barrel.

Specifically, in order to facilitate the installation of the movable clamping sleeve 32 on the weighing bucket, the movable clamping sleeve 32 may include two arc-shaped clamping sleeve components which can form an annular structure, and the two clamping sleeve components are detachably connected.

In order to realize the detection of the symmetrical charging bucket at the weighing position and the overturning position respectively, two connecting arms 35 are arranged and are connected to two sides of the movable clamping sleeve 32 respectively; in two said link arms 35, there is a first detection trigger block on one link arm 35, the first detection trigger block is fitted with the first position detection part 39, the first position detection part 39 is fixed on said mounting plate 33 and adjacent to said weighing bucket; a second detection trigger block is arranged on the other connecting arm 35, the second detection trigger block is matched with a second position detection part 36, and the second position detection part 36 is fixed on the mounting plate 33 and is adjacent to the charging bucket; the first position detection part 39 and the second position detection part 36 are used for detecting the weighing position and the overturning position of the weighing barrel 31 respectively; a controller 5 is connected to both the first position detecting member 39 and the second position detecting member 36.

The first position detecting part 39 and the second position detecting part 36 can adopt sensors for detection, and are respectively matched with a trigger block which synchronously rotates along with the connecting arm 35 to realize detection along with whether the connecting arm is turned to the right place or reset to the right place; and after the controller 5 receives the detection signal sent by the sensor, the controller 5 judges that the material is turned in place and controls the driving motor 38 to stop driving, and after the preset turning time, controls the driving motor 38 to reset the weighing barrel so as to feed and weigh the material.

In a specific implementation, the controller 5 is a control component, such as a PLC controller 5, which can execute certain programmed logic.

Further, in order to enable the position detection component to be matched with the motion mode of the trigger block and to have a limiting effect, the first detection trigger block is provided with a first inclined surface, the first position detection component 39 is provided with a first detection contact end, and the first detection contact end is in limiting fit with the first inclined surface; the second detection trigger block is provided with a second inclined surface, the second position detection component 36 is provided with a second detection contact end, and the second detection contact end is in limit fit with the second inclined surface.

Specifically, the first detection contact end and the second detection contact end are both roller structures and are respectively in rolling fit with the corresponding inclined planes. In this way, the friction force after contact can be reduced through the rolling fit, so that the problem of easy damage caused by hard contact between the detection contact end and the trigger block can be avoided.

In the embodiment of this application, the mouth of dodging is established at the middle part of mounting panel, is being equipped with weighing sensor's weighing plate in dodging the mouth, and the top surface of weighing plate constitutes place face 34.

The weighing sensor is arranged below the mounting plate 33, the weighing plate is positioned at the inner side of the evasion opening and is used as a placing surface 34 for placing the weighing barrel, so that the weighing barrel can be weighed after being placed on the placing surface 34, and the obtained weight data is transmitted to the controller 5 for displaying and recording.

In the embodiment of the present application, a receiving hopper 310 is disposed right above the charging bucket, and the receiving hopper 310 is lower than the weighing bucket 31. In the application of the ceramic powder filling aspect, since the ceramic powder needs to be filled into a charging barrel having a relatively elongated barrel-shaped structure, a receiving hopper 310 is required to introduce the filled powder into the charging barrel.

Referring to fig. 3 and 4, an embodiment of the present application also provides a charging machine, including: a frame; a powder weighing and overturning assembly 3 according to any one of the above embodiments, arranged on the frame; the feeding component 2 is arranged on the rack and is provided with a discharge port, and the discharge port is positioned above the material weighing barrel 31 of the powder material weighing turnover component 3; and a tamping assembly 41 which is arranged on the frame and is used for tamping the charging barrel of the powder weighing and overturning assembly 3.

In this way, the powder can be loaded into the weighing barrel of the powder weighing and overturning component 3 through the loading component 2, and loaded into the charging barrel through overturning after weighing, and the charging barrel can be tamped through the tamping component 41 after loading, so that the automatic loading work can be realized, the problem of low loading efficiency caused by manual work is avoided, and the investment of cost is reduced.

In an embodiment of the feeding assembly 2, as shown in fig. 5, the feeding assembly 2 includes a feeding hopper 21, a first vibrating member 22, a second vibrating member 24, and a material guiding chute 23; the top of the rack is provided with the feed hopper 21, the bottom of the feed hopper 21 is communicated with a guide chute 23, and a discharge hole of the guide chute 23 is positioned right above the weighing barrel 31; the first vibration part 22 is disposed on an outer side wall of the feeding hopper 21, and the second vibration part 24 is disposed at a bottom of the material guide chute 23.

The powder can be poured into the feeding hopper 21, the feeding hopper 21 can make the powder in the feeding hopper continuously enter the guide chute 23 through the discharge port of the feeding hopper 21 through the first vibrating part 22 on the outer side of the feeding hopper, and the powder in the guide chute 23 can be continuously conveyed to the powder weighing turnover assembly 3 through the discharge port of the second vibrating part 24, so that the feeding can be realized. Specifically, the material guiding chute 23 is horizontally arranged, and can vibrate the material guiding chute through a vibration device such as a vibrator and convey the material guiding chute to the powder weighing turnover assembly 3; and the first vibration member 22 may employ a general vibration member 413. Specifically, the feed hopper 21 is arranged on the cover plate, and the ladder frame 6 is arranged on one side of the frame 1, so that feeding can be performed manually, and other existing mechanical feeding mechanisms can be adopted; in order to detect the amount of powder in the feeding hopper 21, an ultrasonic sensor 25 can be arranged through a mounting bracket, the ultrasonic sensor 25 is positioned above the feeding hopper 21, the controller 5 receives an acquisition signal sent by the sensor, and the acquisition signal is analyzed and judged, and when the powder is lower than a preset amount or height of the powder, the feeding is reminded through a buzzer.

Further, as shown in connection with FIGS. 6 and 7, the tamper assembly 41 may include a tamper assembly 41 disposed on an outside of the barrel and having a plurality of vibrating portions distributed around the barrel; and a lifting drive assembly connected to the tamper assembly 41 for moving the tamper assembly 41 in the axial direction of the charging bucket.

The charging barrel is used for loading powder and needs to be tamped, and is in a fixed state in the tamping process; the tamping component 41 is used for tamping powder in the charging bucket, and particularly realizes circumferential tamping of the charging bucket in the circumferential direction through a plurality of vibrating portions distributed around the charging bucket, and can realize vibration along the whole body of the charging bucket in the axial direction under the driving of the lifting driving component, so that the tamping effect is better.

Through foretell technical scheme, the vibration portion that tamp subassembly 41 accessible a plurality of circumference distribute tamps the charging bucket with the vibration mode of circumference to under the vertical drive of lift drive assembly, can further realize the tamping to the whole body position of charging bucket, make the tamping effect better, also avoided artifical tamping and the work efficiency that leads to low, the inhomogeneous problem of closely knit degree.

In one embodiment, the vibrating portion is electromagnetically driven to move so as to linearly reciprocate.

The vibrating part is driven to move by electromagnetism, namely the shaft body which is matched with the vibrating part and is positioned on the inner side can do linear reciprocating motion by electrifying the electromagnet, so that tamping can be carried out; it will be readily appreciated that one skilled in the art may implement some conventional structural arrangements in accordance with this principle to implement the tamping mechanism in such a tamping mode.

In another embodiment, as shown in connection with figures 7 and 8, the tamper assembly 41 may include a mounting case 411 and a plurality of vibration members 413; wherein, the installation box 411 is connected with the lifting driving component; a vertically through mounting hole is formed in the middle of the mounting box 411, and the mounting box 411 is sleeved outside the charging bucket through the mounting hole; the vibration components 413 are arranged in the mounting box 411 and distributed in the radial direction of the charging bucket along the circumferential direction of the charging bucket; the vibrating member 413 has a vibrating end that is extendable into the mounting hole and acts on the charging bucket.

The mounting box 411 is used for mounting a plurality of vibration components 413, and the lifting driving component lifts the mounting box 411 to realize the lifting driving of the vibration components 413; the plurality of vibration components 413 are distributed in an annular array, or can be distributed in the radial direction of the charging bucket along the circumferential direction of the charging bucket, so that different parts of the charging bucket in the circumferential direction can be subjected to vibration tamping through the vibration end of each vibration component 413, and the effect is better; in the present embodiment, the vibration member 413 may be realized by using an electromagnetic driving method, for example, or may be realized by using an existing vibratable member 413 such as an electric push rod or a vibration mechanism, without limitation.

An implementation structure of the vibration member 413 driven by the electromagnet is listed below as an exemplary explanation:

referring to fig. 9, the vibration member 413 includes a housing 4131 and an exciter (not shown);

wherein, the housing 4131 is fixed in the mounting box 411, and a first through hole is arranged at one end of the housing 4131 adjacent to the mounting hole, and the first through hole is axially vertical to the charging bucket; the vibration exciter is installed in the housing 4131 and has the vibrating end that passes through the first through hole and vibrates against the surface of the charging barrel.

Vibration exciters (vibration exciters) are devices attached to some machines and equipment to generate exciting force, and are important parts using mechanical vibration. The vibration exciter can make the excited object obtain a certain form and magnitude of vibration quantity, so as to make vibration and strength test for object or make calibration for vibration testing instrument and sensor. The vibration exciter can also be used as an exciting part to form a vibrating machine for realizing the work of conveying, screening, compacting and molding materials or objects, tamping soil gravels and the like. The vibration exciters are classified into inertial type electric, electromagnetic type, electrohydraulic type, pneumatic type, and hydraulic type according to the excitation type. The exciter can generate unidirectional or multidirectional, simple harmonic or non-simple harmonic exciting force. In a specific implementation process, the vibration exciter preferably adopts an electromagnetic vibration exciter, and a vibration end of the electromagnetic vibration exciter passes through the first through hole and vibrates the surface of the charging barrel, so that a tamping action is realized.

In order to prevent the surface vibration shaft from being damaged by impact during the reciprocating motion of the surface vibration shaft, a buffer pad (not shown) is further disposed in the housing 4131, and the buffer pad is located on a side of the vibration exciter facing away from the first through hole.

Referring to fig. 7 and 8, in the embodiment of the present application, a mounting base 412 is disposed below the charging bucket, and the mounting base 412 is detachably connected to the charging bucket; the tamper assembly 41 is movable to the outside of the mounting base 412 by the lift drive member.

This charging bucket detachable installs on installation base 412, is convenient for carry out the dismouting to the charging bucket like this, and when the tamping is started or not under the state of tamping, tamp subassembly 41 and be located the outside of installation base 412, the dismouting of charging bucket that can be convenient for like this, more convenient and practical.

Referring to fig. 6, in the embodiment of the present application, the lifting driving assembly includes two first belt-type lifting members 42 symmetrically disposed on two sides of the tamping assembly 41, and the first belt-type lifting members 42 have a driving portion capable of moving longitudinally, and the driving portion is connected to the tamping assembly 41.

The first belt type lifting member 42 may be a transmission structure such as a transmission chain type or a transmission belt type, so that the tamping assembly 41 can be lifted and then lowered by the driving portion, and the tamping assembly 41 can be moved up and down more conveniently. Specifically, the tamping device can substantially comprise a driving wheel, a driven wheel and a transmission belt or a transmission chain which is wound on the driving wheel and the driven wheel, wherein the transmission belt or the transmission chain is connected with the mounting box 411 of the tamping part through a connecting piece and is driven by a motor to realize transmission.

Further, as shown in fig. 6, in order to avoid four escaping of dust during the tamping process, two second belt-type lifting members 43 are symmetrically disposed on two sides of the tamping assembly 41, each second belt-type lifting member 43 also has a driving portion capable of moving longitudinally, the driving portion is connected to a baffle 45 located above the tamping assembly 41, a telescopic curtain 44 is further connected between the baffle 45 and the tamping assembly 41, and the telescopic curtain 44 is provided with a plurality of curtains and is located on at least two sides of the tamping assembly 41.

So, flexible check curtain 44 can form a comparatively confined working chamber, perhaps flexible check curtain 44 constitutes this working chamber with the wallboard of loader, can avoid dust escape in the vibration process like this to can realize the lift to the baffle through second belt lifting unit 43, and then the lift of accessible baffle realizes the regulation to the working chamber height, also the going on of the tamping of being more convenient for.

Specifically, one side of the working chamber is opened, so that the charging bucket can be conveniently disassembled and assembled from the opened side.

In some application scenarios, the embodiments of the present application may also be applied in the context of powder alloy pressing, silicon nitride ceramic powder pressing of new materials, and other new materials such as zirconia, rare earths, etc.

The application embodiment's a principle of operation of charger:

first, powder is manually fed into the feed hopper 21 through the ladder frame 6, and a charging bucket, the top end of which is aligned with the discharge port of the hopper 310, is mounted on the mounting base 412 of the tamper assembly 41, and the second belt-type elevating member 43 is moved down by the controller 5 to cover the top end of the charging bucket.

And then, starting the feeding assembly 2, the powder weighing and overturning mechanism and the tamping mechanism through the controller 5, and sequentially carrying out the processes of feeding, weighing, overturning, charging and tamping so as to finish the filling.

Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a upset subassembly is weighed to powder which characterized in that: the method comprises the following steps:

the mounting plate is provided with a placing surface which can be weighed;

the material weighing barrel is arranged on the placing surface of the mounting plate;

the charging barrel is positioned on one side of the material weighing barrel and is lower than the material weighing barrel; and

the turnover component is arranged on the mounting plate and is provided with a turnover part capable of rotating around an axial direction, and the turnover part is movably connected with the material weighing barrel so that the charging barrel can perform turnover action and reset action around the axial direction between the placing surface and the charging barrel.

2. The powder weighing and overturning assembly of claim 1, wherein: the overturning part comprises a driving motor, a rotating shaft, a connecting arm and a movable clamping sleeve;

the output shaft of the driving motor is connected with the rotating shaft, the rotating shaft is connected with the movable clamping sleeve through at least one connecting arm, the movable clamping sleeve is sleeved outside the weighing barrel in a clearance fit manner, the upper part and the lower part of the outer wall of the weighing barrel are respectively provided with a limiting part, and the movable clamping sleeve is limited between the two limiting parts.

3. The powder weighing and overturning assembly of claim 2, wherein: the movable clamping sleeve comprises two arc-shaped clamping sleeve components which can form an annular structure, and the two clamping sleeve components are detachably connected.

4. The powder weighing and overturning assembly of claim 2 or 3, wherein: the two connecting arms are arranged and are respectively connected to two sides of the movable clamping sleeve;

one of the two connecting arms is provided with a first detection trigger block which is matched with a first position detection part, and the first position detection part is fixed on the mounting plate and is adjacent to the material weighing barrel; a second detection trigger block is arranged on the other connecting arm, and is matched with a second position detection component which is fixed on the mounting plate and is adjacent to the charging bucket; the first position detection component and the second position detection component are respectively used for detecting the weighing position and the overturning position of the weighing barrel;

the first position detection component and the second position detection component are simultaneously connected with a controller.

5. The powder weighing and overturning assembly of claim 4, wherein: the first detection trigger block is provided with a first inclined surface, the first position detection component is provided with a first detection contact end, and the first detection contact end is in limit fit with the first inclined surface; the second detection trigger block is provided with a second inclined surface, the second position detection component is provided with a second detection contact end, and the second detection contact end is in limit fit with the second inclined surface.

6. The powder weighing and overturning assembly of claim 5, wherein: the first detection contact end and the second detection contact end are both of roller structures and are respectively matched with the corresponding inclined planes in a rolling manner.

7. The powder weighing and overturning assembly of claim 1, wherein: the middle part of mounting panel is established and is dodged the mouth, is dodging the intraoral weighing plate that is equipped with weighing sensor of installing, and the top surface of weighing plate constitutes place the face.

8. The powder weighing and overturning assembly of claim 1, wherein: a receiving hopper is arranged right above the charging barrel and lower than the weighing barrel.

9. A charger, its characterized in that: the method comprises the following steps:

a frame;

the powder weighing turnover assembly of any one of claims 1-8, disposed on said frame;

the feeding component is arranged on the rack and is provided with a discharge port, and the discharge port is positioned above the material weighing barrel of the powder material weighing and overturning component; and

and the tamping component is arranged on the rack and used for tamping the charging bucket of the powder weighing and overturning component.

10. A charging machine according to claim 9, characterized in that: the feeding assembly comprises a feeding hopper, a first vibration part, a second vibration part and a guide chute;

the top of the rack is provided with the feed hopper, the bottom of the feed hopper is communicated with a guide chute, and a discharge hole of the guide chute is positioned right above the weighing barrel; the first vibrating part is arranged on the outer side wall of the feed hopper, and the second vibrating part is arranged at the bottom of the guide chute.

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