CN218368399U - High-precision charging device - Google Patents

Abstract

The utility model relates to the technical field of charging systems, in particular to a high-precision charging device which is used for loading powder; the device comprises a charging mechanism, a rotary lifting indexing mechanism arranged below the charging mechanism, a charging barrel which is detachably arranged on the rotary lifting indexing mechanism and slides vertically, an initial weighing device which is arranged below the rotary lifting indexing mechanism and corresponds to the charging mechanism, a static removing stirring mechanism which is arranged above the rotary lifting indexing mechanism and is used for removing static from the charging powder in the charging barrel, a re-weighing device which is arranged on one side of the static removing stirring mechanism away from the initial stirring device, and an installation frame which is used for installing the static removing stirring mechanism and the charging mechanism and is arranged above the rotary lifting indexing mechanism. The utility model discloses can effectual realization carry out the weighing measurement to the powder of feeding, make its meet the requirements to can realize destaticizing the processing to the powder of feeding.

Description

High-precision charging device

Technical Field

The utility model relates to a charging devices technical field, more specifically say, relate to a high accuracy charging devices.

Background

In the prior art, the method for weighing and calculating the weight of the material powder during initial charging is often adopted for material powder charging, has great influence on the weighing precision, cannot ensure that the material powder in a final charging barrel meets the packaging requirement, and brings great unnecessary influence on subsequent production and processing; meanwhile, in the charging stage, the situation that the powder in the hopper after weighing cannot continuously enter the charging barrel after weighing cannot be guaranteed; the material powder after the charging barrel is weighed can not be weighed really and effectively, and the precision is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a high accuracy charging devices is provided, can effectual realization carry out the weighing measurement to the powder of feeding, make its meet the requirements to can realize destaticizing the processing to the powder of feeding.

The utility model provides a solution that technical problem adopted is:

a high-precision charging device is used for loading powder; the device comprises a charging mechanism, a rotary lifting indexing mechanism arranged below the charging mechanism, a charging barrel which is detachably arranged on the rotary lifting indexing mechanism and slides vertically, an initial weighing device which is arranged below the rotary lifting indexing mechanism and corresponds to the charging mechanism, a static removing stirring mechanism which is arranged above the rotary lifting indexing mechanism and is used for removing static from the charging powder in the charging barrel, a re-weighing device which is arranged on one side of the static removing stirring mechanism away from the initial stirring device, and an installation frame which is used for installing the static removing stirring mechanism and the charging mechanism and is arranged above the rotary lifting indexing mechanism.

When the material cylinder is used, the material cylinder is firstly installed on the rotary lifting indexing mechanism, the bottom of the material cylinder is controlled not to be in contact collision with the top surfaces of the initial weighing device and the secondary weighing device during rotation, and then the material cylinder is controlled to rotate to the bottom of the material charging mechanism through the rotary lifting indexing mechanism;

then, the rotary lifting indexing mechanism controls the charging barrel to descend and be placed on the top surface of the initial weighing device 4; the charging barrel is in vertical sliding fit with the rotary lifting indexing mechanism, so that the charging barrel is separated from the rotary lifting indexing mechanism, the rotary lifting indexing mechanism does not have a supporting function on the charging barrel and does not contact with the rotary lifting indexing mechanism any more; then the charging mechanism carries out charging operation on the charging barrel, and after charging is finished, the weight of the powder can be read; the initial weighing device only can weigh the charging barrel and the powder loaded in the charging barrel, and meanwhile, the initial weighing device cannot be influenced by the rotary lifting indexing mechanism, so that the weighing precision is high;

after weighing is finished, the rotary lifting indexing mechanism controls the material barrel to be separated from the initial weighing device and controls the material barrel to rotate towards the static electricity removing stirring mechanism, and after the material barrel rotates to the bottom of the static electricity removing stirring mechanism, the static electricity removing stirring mechanism performs static electricity removing treatment on material powder in the material barrel; the safety accidents of production caused by electric sparks generated under the electrostatic action when the electric spark plug is used at the later stage are avoided;

after static electricity is removed, the rotary lifting indexing mechanism controls the charging barrel to rotate towards one side of the re-weighing device, then the rotary lifting indexing mechanism descends to enable the charging barrel to act on the re-weighing device, the rotary lifting indexing mechanism is separated from the charging barrel again for re-weighing, and the weight of the material powder in the charging barrel after static electricity removal is obtained;

after the material powder is weighed again, the material cylinder is controlled to ascend through the rotary lifting indexing mechanism and is not contacted and abutted with the material powder weighing device any more, the material cylinder is rotationally moved to a material cylinder taking and placing position through the rotary lifting indexing mechanism, the material cylinder filled with the material powder can be taken down, and one-time charging and weighing operation is completed; then a new charging barrel is arranged at the position to realize the next charging operation.

In some possible embodiments, in order to effectively realize the installation of the material cylinder and the vertical lifting and rotating of the material cylinder, the material cylinder can act on the initial weighing device and the repeated weighing device at a designated time;

the rotary lifting indexing mechanism comprises a turntable and a rotary lifting mechanism which is arranged at the bottom of the turntable and is used for controlling the turntable to lift vertically and rotate around the vertical direction; and the turntable is provided with a mounting through hole for mounting the charging barrel.

In some possible embodiments, in order to effectively realize the control of the turntable to vertically lift and rotate around the axis of the turntable;

the rotary lifting mechanism comprises a rotary turntable which is in transmission connection with the turntable and is used for driving the turntable to rotate, and a turntable lifting device which is connected with the bottom of the rotary turntable; the rotary turntable is arranged at the bottom of the turntable.

In some possible embodiments, to increase charging efficiency;

the mounting through holes are multiple and are uniformly arranged along the rotating direction of the turntable; the charging barrels are arranged in one-to-one correspondence with the mounting through holes;

in order to effectively realize the separation of the charging barrel from the rotary table during weighing, the rotary table cannot interfere with weighing and metering and influence the weighing progress;

the charging barrel comprises a cylindrical barrel body which is sleeved in the mounting through hole, and a limiting ring which is sleeved outside the barrel body and is mounted on the turntable; the outer diameter of the limiting ring is larger than the inner diameter of the mounting through hole, and the outer diameter of the barrel is smaller than the inner diameter of the mounting through hole; the bottom of the cylinder body penetrates through the mounting through hole.

In some possible embodiments, the charging of the cartridge is effected for the purpose of efficiency;

the charging mechanism comprises a hopper with an outlet positioned above the turntable, a clamping mechanism for fixing the hopper, and a baffle mechanism for opening and closing the outlet of the hopper.

In some possible embodiments, to achieve a clamping fixation of the hopper efficiently;

the clamping mechanism comprises a fixing frame used for fixing the outer side face of the hopper, and a vertical lifting supporting assembly located between the fixing frame and the turntable and used for fixing the bottom of the hopper.

In some possible embodiments, the fixing frame comprises a frame body in a U-shaped cavity, and a limiting plate arranged on the opening side of the frame body; the vertical lifting support assembly comprises a vertical lifting device connected with the mounting frame and a support plate connected with the bottom of the vertical lifting device; a discharge hole communicated with the outlet of the hopper is arranged on the supporting plate.

In some possible embodiments, for effective implementation, the outlet can be isolated from the barrel in time after the end of charging; the problem that a small part of powder which flows in the hopper and does not enter the charging barrel during weighing flows into the charging barrel after weighing is avoided, and the influence on the weight of the loaded powder is caused;

the baffle mechanism comprises a rotating assembly arranged on the mounting frame and a baffle which is connected with the rotating assembly and is positioned between the discharge hole and the charging barrel.

In some of the possible embodiments, the first and second,

the number of the mounting through holes is at least four, the axes of the mounting through holes are sequentially connected to form a square, and the center of the square is concentric with the axis of the turntable.

In some possible embodiments, the powder in the barrel is subjected to static electricity removal treatment for effective realization;

the static electricity removing and stirring mechanism comprises a vertical lifting piece arranged on the mounting frame, a rotating device which is connected with the vertical lifting piece and moves vertically, and a static electricity removing device which is connected with the rotating assembly and rotates around the vertical direction; the static electricity removing device is positioned above the turntable.

Compared with the prior art, the beneficial effects of the utility model are that:

compared with the prior art, the utility model can weigh the powder twice after static electricity removal during loading, thereby effectively avoiding the weight of the powder in the charging barrel from meeting the requirement due to the influence of other factors after loading;

the utility model effectively avoids the situation that the hopper in the hopper flows into the charging barrel again after the charging is finished by arranging the baffle plate, so that the weight of the powder in the charging barrel is more than that of the powder after the initial weighing;

the utility model sets the outer diameter of the cylinder body smaller than the diameter of the mounting through hole, so that the turntable can not interfere with the charging barrel when in initial weighing and weighing again, and the weighing precision is not influenced;

the utility model can realize the clamping and fixing of the hopper through the matching of the frame body and the limiting plate; the bottom support plate of the hopper effectively positions the loading direction of the powder in the hopper, so that the powder can be loaded in the charging barrel more easily;

the utility model discloses simple structure, practicality are strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is a schematic structural diagram of a charging mechanism in the present invention;

fig. 5 is a side view of the present invention;

wherein: 1. a charging mechanism; 11. a hopper; 12. a frame body; 13. a limiting plate; 14. a vertical lifting device; 15. a support plate; 16. a rotating assembly; 17. a baffle plate; 2. rotating the lifting indexing mechanism; 21. a turntable; 22. rotating the turntable; 23. a turntable lifting device; 3. a charging barrel; 31. a barrel; 32. a limiting ring; 4. an initial weighing device; 5. a static electricity removing and stirring mechanism; 51. a vertical lifting member; 52. a rotating device; 53. a static electricity removing device; 6. weighing the device again; 10. and (7) mounting a frame.

Detailed Description

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; either directly or indirectly through intervening media, either internally or in any other relationship. Reference herein to "first," "second," and similar words, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms a, an, etc. do not denote a limitation of quantity, but rather denote the presence of at least one. In the implementation of the present application, "and/or" describes an association relationship of associated objects, which means that there may be three relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In the description of the embodiments of the present application, the meaning of "a plurality" means two or more unless otherwise specified. For example, the plurality of positioning pillars refers to two or more positioning pillars. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

The present invention will be described in detail below.

As shown in fig. 1-5:

a high-precision charging device is used for loading powder; including charging mechanism 1, install at the rotatory lift indexing mechanism 2 of charging mechanism 1 below, demountable installation just follows vertical gliding feed cylinder 3 on rotatory lift indexing mechanism 2, install in rotatory lift indexing mechanism 2 below and correspond the initial weighing device 4 that sets up with charging mechanism 1, be located in rotatory lift indexing mechanism 2 top and be used for destaticing the static rabbling mechanism 5 that destatics in the feed cylinder 3, set up and be located destatic rabbling mechanism 5 along the 2 direction of rotation of rotatory lift indexing mechanism and keep away from the reweighing weighing device 6 of initial rabbling mechanism one side, and be used for installing destatic rabbling mechanism 5 and charging mechanism 1 and be located the mounting bracket 10 of rotatory lift indexing mechanism 2 top.

When the device is used, firstly, the charging barrel 3 is arranged on the rotary lifting indexing mechanism 2, the bottom of the charging barrel 3 is controlled not to be in contact collision with the top surfaces of the initial weighing device 4 and the repeated weighing device 6 during rotation, and then the charging barrel 3 is controlled to rotate to the bottom of the charging mechanism 1 through the rotary lifting indexing mechanism 2;

when loading, the rotary lifting indexing mechanism 2 controls the charging barrel 3 to descend and place on the top surface of the initial weighing device 4; because the charging barrel 3 is in sliding fit with the rotary lifting indexing mechanism 2 along the vertical direction, at the moment, the charging barrel 3 is separated from the rotary lifting indexing mechanism 2, the rotary lifting indexing mechanism 2 does not have a supporting function on the charging barrel 3 and does not contact with the rotary lifting indexing mechanism 2 any more; then the charging mechanism 1 carries out charging operation on the charging barrel 3, and after the charging is finished, the weight of the charging powder can be read; the initial weighing device 4 only can weigh the charging barrel 3 and the powder loaded in the charging barrel, and meanwhile, the initial weighing device is not influenced by the rotary lifting indexing mechanism 2, so that the weighing precision is high;

after weighing is finished, static electricity is removed; firstly, the rotary lifting indexing mechanism 2 controls the material cylinder 3 to be separated from the initial weighing device 4, and controls the material cylinder 3 to rotate towards the static electricity removing and stirring mechanism 5, and after the material cylinder is rotated to the bottom of the static electricity removing and stirring mechanism 5, the static electricity removing and stirring mechanism 5 performs static electricity removing treatment on the material powder in the material cylinder 3; the safety accidents of production caused by electric sparks generated under the electrostatic action when the electric spark plug is used at the later stage are avoided;

after static electricity is removed, re-weighing is carried out, the rotary lifting indexing mechanism 2 controls the charging barrel 3 to rotate towards one side of the re-weighing device 6, then the rotary lifting indexing mechanism 2 descends to enable the charging barrel 3 to act on the re-weighing device 6, the rotary lifting indexing mechanism 2 is separated from the charging barrel 3 again for re-weighing, and the weight of the material powder in the charging barrel 3 after static electricity removal is obtained;

after the re-weighing is finished, taking the part, controlling the charging barrel 3 to ascend through the rotary lifting indexing mechanism 2, preventing the part from contacting and abutting with the re-weighing device 6, and rotationally moving the charging barrel 3 to a charging barrel 3 taking and placing position through the rotary lifting indexing mechanism 2, so that the charging barrel 3 filled with the powder can be taken down, and the one-time charging and weighing operation is finished; the next charging operation can then be effected by loading a new cartridge 3 in this position.

The initial weighing device 4 and the re-weighing device 6 in the utility model are both the prior art; the purchase is directly carried out and the assembly is carried out according to the utility model;

preferably, the top of the initial weighing device 4 and the top of the compound weighing device 6 are respectively provided with a receiving platform for receiving the material cylinder 3, so that the material cylinder 3 is prevented from directly acting on the initial weighing device 4 or the compound weighing device 6 during weighing to influence the weighing precision in time;

in some possible embodiments, in order to effectively achieve the mounting of the cartridges 3 and the vertical lifting and rotation of the cartridges 3, it is possible to act on the initial weighing device 4 or the return weighing device 6;

the rotary lifting indexing mechanism 2 comprises a turntable 21 and a rotary lifting mechanism which is arranged at the bottom of the turntable 21 and is used for controlling the turntable 21 to lift along the vertical direction and rotate around the vertical direction; the rotating disk 21 is provided with a mounting through hole for mounting the cartridge 3.

The carousel 21 is discoid and is the level setting, and rotatory elevating system installs in the bottom of carousel 21 for control carousel 21 rotates and goes up and down along vertical around its axis direction.

In some possible embodiments, in order to effectively realize the control of the vertical lifting and the rotation of the turntable 21 around the axis thereof;

the rotary lifting mechanism comprises a rotary turntable 22 which is in transmission connection with the turntable 21 and is used for driving the turntable 21 to rotate, and a turntable lifting device 23 which is connected with the bottom of the rotary turntable 22; the rotary turntable 22 is installed at the bottom of the turntable 21.

It should be noted that, the rotating turntable 22 may be a component in the prior art, and is coaxially connected to the bottom of the turntable 21 to drive the turntable 21 to rotate around the axis thereof, so as to move the material cylinder 3 placed on the turntable 21 to different stations as required.

The turntable lifting device 23 is mainly used for controlling the rotary turntable 22 and the turntable 21 to lift vertically, preferably, the turntable lifting device 23 can be realized by using existing components capable of realizing linear driving, such as an air cylinder, an electric push rod and the like;

if the rotary table lifting device 23 adopts an air cylinder, a piston rod of the air cylinder is connected with the bottom of the rotary table 22, and when the piston moves upwards, the rotary table 22 and the rotary table 21 above the rotary table 22 are driven to ascend, so that the material cylinder 3 arranged on the rotary table 21 ascends; so that the cartridge 3 does not come into contact abutment with the top surfaces of the initial weighing device 4, the reweigh weighing device 6.

In some possible embodiments, to speed up charging efficiency;

the mounting through holes are multiple and are uniformly arranged along the rotating direction of the turntable 21; the plurality of charging barrels 3 are arranged in one-to-one correspondence with the mounting through holes;

the installation through holes are arranged in a plurality and are uniformly arranged on the rotary table 21, the axes of the installation through holes are positioned on the same circle formed by taking the axis of the rotary table 21 as the center of circle, namely the distance between each installation through hole and the axis of the rotary table 21 is equal, and the installation through holes are uniformly arranged along the circumferential direction of the circle;

when the turntable 21 is disc-shaped, the mounting through holes are uniformly arranged along the circumferential direction of the turntable 21, and the axial centers of the mounting through holes are the same as the axial centers of the turntable 21 in distance.

When the charging mechanism is used, when the charging barrels 3 can be placed on all the mounting through holes firstly and then one of the charging barrels 3 is controlled to move to the bottom of the charging mechanism 1, then the charging operation can be carried out;

after the charging and initial weighing are finished, the turntable lifting device 23 firstly controls the turntable 21 to move upwards and abut against the material barrel 3 placed on the initial weighing device 4, and continuously applies an upward acting force to drive the rotary turntable 22, the turntable 21 and the material barrel 3 to continuously move upwards so that the material barrel 3 is separated from the top of the initial weighing device 4;

after the charging is finished, the rotating turntable 22 controls the rotating disc 21 to rotate and move to the side close to the static electricity removing and stirring mechanism 5, and meanwhile, the next charging barrel 3 moving along the rotating direction also moves to the bottom of the charging mechanism 1; after reaching the designated position, the rotating disc 21 moves downwards, the charging mechanism 1 charges the charging barrel 3 below the charging mechanism 1, and the charging barrel 3 below the static electricity removing stirring mechanism 5 stirs and removes static electricity of the powder inside; after both the two work;

after the two materials are all finished, the rotating disc 21 rotates again, so that the material cylinder 3 after static electricity removal is positioned above the weighing device 6, the material cylinder 3 which is completely charged enters the lower part of the static electricity removal stirring mechanism 5, and an empty material cylinder 3 is conveyed to be charged below the charging mechanism 1; then, the turntable 21 is controlled to descend so that the three material cylinders 3 descend, wherein the material cylinders 3 which are not filled with powder are positioned on the initial weighing device 4, the material cylinders 3 which are subjected to static electricity removal are positioned on the repeated weighing device 6, and then the three material cylinders 3 respectively perform corresponding work; after completion, the turntable 21 is driven by the turntable lifting device 23 to move upwards again and then rotate; when the material cylinder 3 after static electricity removal is positioned above the re-weighing device 6, the material cylinder 3 after re-weighing can be taken down; the operation is circulated, each working position is not interrupted, and the connectivity is good; the working efficiency is high;

in order to effectively realize that the charging barrel 3 is separated from the rotary table 21 during weighing, the rotary table 21 can not interfere with weighing and metering and influence the weighing progress;

the charging barrel 3 comprises a cylindrical barrel 31 which is sleeved in the mounting through hole, and a limiting ring 32 which is sleeved outside the barrel 31 and is arranged on the turntable 21; the outer diameter of the limiting ring 32 is larger than the inner diameter of the mounting through hole; the bottom of the cylinder 31 passes through the mounting through hole.

Preferably, the outer diameter of the cylinder 31 is smaller than the inner diameter of the mounting through hole; therefore, the outer side of the cylinder body 31 is not contacted with the mounting through hole, and the influence of the rotary table 21 on the weighing precision is avoided;

the limiting ring 32 is sleeved on the outer side of the cylinder 31 and integrally formed, and the cylinder 31 cannot freely move vertically by the abutting of the limiting ring 32 and the top of the turntable 21; when the turntable 21 moves downwards under the control of the turntable lifting device 23, the lower part of the cylinder 31 acts on the initial weighing device 4 or the repeated weighing device 6, the turntable 21 continues to move downwards, and the cylinder 31 is supported and cannot move along with the downward movement of the turntable 21, so that the purpose of weighing only the charging barrel 3 and the powder in the charging barrel is realized;

the limiting ring 32 can be in a circular ring shape, a square ring shape or other structures which are arranged outside the cylinder 31 and can be supported on the turntable 21, such as a limiting boss;

in some possible embodiments, the charging of the cartridge 3 is carried out for efficient implementation;

the charging mechanism 1 comprises a hopper 11 with an outlet positioned above a turntable 21, a clamping mechanism for fixing the hopper 11, and a baffle mechanism for opening and closing the outlet of the hopper 11.

As shown in fig. 1, the clamping mechanism is connected with the baffle mechanism to support the clamping mechanism; the shutter mechanism is mounted on the mounting frame 10 and will move between the outlet of the hopper 11 and the barrel 3 there after the loading is finished; the material powder with descending potential energy in the hopper 11 falls on the baffle mechanism and cannot enter the charging barrel 3, so that the situation that the material powder enters the charging barrel 3 again after weighing is avoided, and the material powder loaded in the charging barrel 3 is larger than the weighing weight, so that later-stage use is influenced;

in some possible embodiments, in order to effectively achieve a clamping fixation of the hopper 11;

the clamping mechanism comprises a fixed frame used for fixing the outer side surface of the hopper 11, and a vertical lifting support assembly located between the fixed frame and the turntable 21 and used for fixing the bottom of the hopper 11.

In some possible embodiments, the fixing frame includes a frame body 12 in a U-shaped cavity, a limiting plate 13 installed at the opening side of the frame body 12; the vertical lifting support assembly comprises a vertical lifting device 14 connected with the mounting frame 10 and a support plate 15 connected with the bottom of the vertical lifting device 14; a discharge hole communicated with the outlet of the hopper 11 is arranged on the supporting plate 15.

The frame body 12 and the limiting plate 13 form a chamber for fixing the outer side of the large end of the hopper 11, and the outer side of the large end of the hopper 11 is clamped and fixed through the action of the inner side of the frame body 12 and the inner side of the limiting plate 13; when the hopper 11 is installed, the hopper 11 is installed in the U-shaped cavity, and then the limiting plate 13 is connected with one end of the opening side of the U-shaped cavity, so that the inner side surface of the limiting plate 13 is abutted against the outer side surface of the hopper 11, and the hopper 11 is fixed;

preferably, the clamping of the outer side surface of the hopper 11 can be realized by matching the finger cylinder with the frame body 12 and the limiting plate 13; of course, bolts may be used to connect the frame body 12 and the limiting plate 13.

The support body 12 is used for fixing the main end outside of the hopper 11, the outlet of the hopper 11 is supported by the supporting plate 15, during use, the vertical lifting device 14 can vertically move to drive the supporting plate 15 to be supported by the outlet end of the hopper 11, and the discharge hole is communicated with the outlet, so that the powder in the hopper 11 is conveyed into the charging barrel 3.

In some possible embodiments, in order to effectively realize that the outlet and the barrel 3 can be timely isolated after the charging is finished, and avoid the influence on the weight of the loaded powder caused by the fact that a small part of the powder on the hopper 11 which flows downwards and does not enter the barrel 3 during the weighing flows into the barrel 3 after the weighing;

the baffle mechanism comprises a rotating assembly 16 mounted on the mounting frame, and a baffle 17 connected to the rotating assembly 16 and located between the discharge opening and the barrel 3.

The rotating assembly 16 is a rotating cylinder, the baffle 17 is horizontally arranged and is connected with the output end of the rotating cylinder, and the baffle 17 is controlled to rotate vertically; after the charging is finished, the rotary cylinder rotates the control baffle 17 to a position between the support plate 15 and the corresponding charging barrel 3, and the powder with descending potential energy in the hopper 11 is collected and cannot enter the charging barrel 3, so that extra powder cannot be added in the charging barrel 3 after the initial weighing is finished; the charging is more accurate; the precision is higher.

In some possible embodiments, the powder in the barrel 3 is subjected to static electricity removal treatment for effective realization;

the static electricity removing and stirring mechanism 5 comprises a vertical lifting piece 51 arranged on the mounting frame 10, a rotating device 52 connected with the vertical lifting piece 51 and moving vertically, and a static electricity removing device 53 connected with the rotating assembly 16 and rotating vertically; the static electricity removing device 53 is located above the turntable 21.

The static electricity removing and stirring mechanism 5 is used for performing static electricity removing operation on the powder in the material barrel 3 after initial weighing; when the charging barrel 3 runs to the lower part of the static electricity removing and stirring mechanism 5, after the turntable 21 is lifted to a proper position, the vertical lifting piece 51 controls the rotating device 52 and the static electricity removing device 53 to move downwards, and enables the static electricity removing device 53 to enter the charging barrel 3, and then the rotating device 52 starts to control the static electricity removing device 53 to rotate and stir in the charging barrel 3, so that static electricity removing is realized; after the completion, the vertical lifting piece 51 controls the rotating device 52 and the static removing device 53 to move upwards, so that the static removing device 53 is separated from the charging barrel 3; completing the static electricity removing operation;

in some of the possible embodiments of the present invention,

the number of the mounting through holes is at least four, the axes of the mounting through holes are sequentially connected to form a square, and the center of the square is concentric with the axis of the turntable 21;

for convenience of description, the stations at the charging and initial weighing positions are named as charging and weighing stations, the station at the position corresponding to the static removing device 53 is a static removing station, and the station corresponding to the re-weighing device 6 is re-weighed; the station at the position of the picking and placing part is a picking and placing station;

when the charging device is used, the four charging barrels 3 are respectively arranged in the four mounting through holes, the rotating disc 21 is controlled to rotate, one charging barrel 3 is positioned at a charging and weighing station, and the other three charging barrels 3 are positioned at a static electricity removing station, a re-weighing station and a taking and placing station;

during the loading, the turntable 21 is lowered, so that the charging barrels 3 positioned at the loading weighing station and the re-weighing station respectively act on all the corresponding initial weighing devices 4 and re-weighing devices 6; the turntable 21 continuously descends, so that the turntable 21 does not support the limiting ring 32; the initial weighing device 4 carries out weighing and metering, and the hopper 11 loads material powder into the charging barrel 3; when the weight of the powder meets the loading requirement, stopping feeding, and simultaneously moving the baffle plate 17 to the position above the charging barrel 3 under the driving of the rotating device 52, so that the powder with the descending potential energy in the hopper 11 is accumulated on the baffle plate 17 and cannot enter the charging barrel 3 which is weighed;

the charging barrel 3 after initial charging is completed is subjected to static elimination, the turntable rotates 90 degrees clockwise, the charging barrel 3 which is originally positioned at the picking and placing station rotates 90 degrees and then is positioned below the static elimination station under the driving of the rotation of the turntable 21, the charging barrel 3 which is originally positioned at the picking and placing station moves to the lower part of the hopper 11, and the charging barrel 3 which is positioned at the static elimination station rotates 90 degrees and then moves to the re-weighing station; repeating the charging operation, and simultaneously controlling the rotating device 52 and the static electricity removing device 53 to descend by the vertical lifting piece 51, enabling the static electricity removing device 53 to be positioned in the corresponding charging barrel 3, and controlling the static electricity removing device 53 to rotate by the rotating device 52 to realize the rotating stirring static electricity removal of the powder;

weighing again, namely after the charging barrel 3 of the static electricity removing station finishes static electricity removing, finishing charging the charging barrel 3 positioned below the hopper 11; the turntable 21 rotates clockwise for 90 degrees again, so that the charging barrel 3 of the static electricity removing station rotates and moves to the re-weighing station for re-weighing, meanwhile, the charging barrel 3 positioned below the hopper 11 is charged after the turntable 21 rotates, and the charging barrel 3 rotating to the static electricity removing station performs static electricity removing operation; the charging barrels 3 at the three stations respectively finish the weighing, static electricity removal and charging;

taking out the part, rotating the turntable 21 clockwise by 90 degrees, rotating the material barrel 3 subjected to static elimination to a taking and placing station, taking down the material barrel, and installing a new material barrel 3; the charging barrels 3 of other three stations respectively finish the weighing, static electricity removal and charging;

the process is circulated in such a way, so that the whole charging process has good beat and high working efficiency.

The utility model provides a vertical elevating gear 14, revolving stage elevating gear 23, vertical lift 51 can be for cylinder or electric push rod here not in detail, directly assemble can.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims (10)

1. A high-precision charging device is used for loading powder; the device is characterized by comprising a charging mechanism, a rotary lifting indexing mechanism arranged below the charging mechanism, a charging barrel which is detachably arranged on the rotary lifting indexing mechanism and slides vertically, an initial weighing device which is arranged below the rotary lifting indexing mechanism and corresponds to the charging mechanism, a static electricity removing stirring mechanism which is arranged above the rotary lifting indexing mechanism and is used for removing static electricity from powder in the charging barrel, a re-weighing device which is arranged on one side of the static electricity removing stirring mechanism, which is far away from the initial stirring device, and an installation frame which is used for installing the static electricity removing stirring mechanism and the charging mechanism and is arranged above the rotary lifting indexing mechanism.

2. A high precision charging device according to claim 1, characterized in that said rotary lifting and lowering indexing mechanism comprises a turntable, a rotary lifting and lowering mechanism mounted at the bottom of the turntable for controlling the turntable to lift and rotate vertically; and the turntable is provided with a mounting through hole for mounting the charging barrel.

3. A high precision charging device as in claim 2, wherein said rotary lifting mechanism comprises a rotary turntable in transmission connection with the turntable and used for driving the turntable to rotate, a turntable lifting device connected with the bottom of the rotary turntable; the rotary turntable is arranged at the bottom of the turntable.

4. The high precision charging device according to claim 2, wherein said mounting through holes are plural and uniformly arranged along the rotation direction of the turntable; the plurality of the material cylinders are arranged in one-to-one correspondence with the mounting through holes;

the charging barrel comprises a cylindrical barrel body which is sleeved in the mounting through hole, and a limiting ring which is sleeved on the outer side of the barrel body and is arranged on the turntable; the outer diameter of the limiting ring is larger than the inner diameter of the mounting through hole, and the outer diameter of the cylinder body is smaller than the inner diameter of the mounting through hole; the bottom of the cylinder body penetrates through the installation through hole.

5. A high accuracy charging device according to claim 4, wherein said charging mechanism comprises a hopper with an outlet above the turntable, a clamping mechanism for fixing the hopper, and a shutter mechanism for opening and closing the outlet of the hopper.

6. A high accuracy charging device according to claim 5, characterized in that the clamping mechanism comprises a fixed mount for fixing to the outer side of the hopper, a vertical lifting support assembly located between the fixed mount and the turntable and for fixing to the bottom of the hopper.

7. A high precision charging device according to claim 6, wherein said fixed frame comprises a frame body with a U-shaped cavity, a limiting plate mounted on the opening side of the frame body; the vertical lifting support assembly comprises a vertical lifting device connected with the mounting frame and a support plate connected with the bottom of the vertical lifting device; a discharge hole communicated with the outlet of the hopper is arranged on the supporting plate.

8. A high precision charging apparatus according to claim 6, wherein said baffle mechanism comprises a rotating assembly mounted on the mounting frame, a baffle plate connected to the rotating assembly and located between the discharge opening and the barrel.

9. A high precision charging device according to any one of claims 4-8, characterized in that the number of said mounting through holes is at least four, and the axes of said mounting through holes are connected in sequence to form a square, wherein the center of said square is concentric with the axis of said turntable.

10. A high precision charging device according to any one of claims 1 to 8, wherein said static electricity removing and stirring mechanism comprises a vertical lifting member mounted on the mounting frame, a rotating device connected with the vertical lifting member and moving vertically, and a static electricity removing device connected with the rotating assembly and rotating vertically; the static electricity removing device is positioned above the turntable.

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