CN216188549U

CN216188549U - Powder volume weighing device

Info

Publication number: CN216188549U
Application number: CN202122576890.9U
Authority: CN
Inventors: 孙国华
Original assignee: Shanghai Huanghuang Concrete Products Co ltd
Current assignee: Shanghai Huanghuang Concrete Products Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-04-05
Anticipated expiration: 2031-10-25

Abstract

The application discloses powder volume weighing device, relate to weighing device's technical field, it includes the storage silo, the below of storage silo is rotated and is provided with the control panel, the control panel is contradicted with the bottom of storage silo, the control panel has seted up first guide hole near peripheral position, the discharge opening has been seted up on the motion trail of first guide hole in the bottom of storage silo, the downside of control panel is provided with and is used for driving control panel pivoted drive assembly, the below of control panel is provided with out the hopper, the control panel has the storage cylinder in the marginal downwardly extending of first guide hole, be provided with the mounting panel on the discharge hopper, when first guide hole and discharge opening intercommunication, the mounting panel is with the bottom shutoff of storage cylinder, when the discharge opening was kept away from to first guide hole, the bottom and the discharge hopper intercommunication of storage cylinder. This application can get the powder through storage cylinder ration volume to improve the accuracy that the powder was got and is weighed.

Description

Powder volume weighing device

Technical Field

The application relates to the technical field of weighing devices, in particular to a powder volume weighing device.

Background

In the field of building engineering, various powder materials are generally required to be added with water and stirred by a mortar stirring device so as to prepare mortar. Under different construction occasions, the requirements on the component proportion of the mortar are different, so that various powder materials need to be accurately weighed.

Chinese utility model patent of publication number CN211282980U discloses a continuous weighing device of powder in correlation technique, including screw feeder, conveyer belt and conveyer belt support, the conveyer belt support is installed to the conveyer belt lower extreme, and conveyer belt left side top is equipped with out the hopper, goes out hopper outside fixed connection and goes out hopper support, goes out hopper support lower extreme fixed connection conveyer belt support, adjustment mechanism is installed on the right side of play hopper support, the baffle is installed to the both sides of conveyer belt support upper end, the inboard below that is located the conveyer belt of conveyer belt support is equipped with a plurality of backing rolls, and the conveyer belt support middle part is located conveyer belt below department and installs weighing sensor, the lower extreme of weighing sensor laminating conveyer belt. The screw conveyer conveys the powder to a discharge hopper, the powder falls on a conveying belt, and a weighing sensor is used for weighing the powder.

In view of the above related technologies, the inventor thinks that powder is continuously conveyed by a screw conveyor and a conveyor belt, and when quantitative powder needs to be weighed, the screw conveyor is closed to stop running after a weighing sensor reaches a predetermined value, and part of the powder is in the process of falling to the conveyor belt, thereby affecting the precision of weighing the powder.

SUMMERY OF THE UTILITY MODEL

In order to improve the accuracy that the powder was weighed, this application provides a powder volume weighing device.

The application provides a powder volume weighing device adopts following technical scheme:

a powder volume weighing device comprises a storage bin, wherein a control plate is rotatably arranged below the storage bin, the control plate is abutted against the bottom of the storage bin, a first material guide hole is formed in the position, close to the periphery, of the control plate, a discharge hole is formed in the motion track of the first material guide hole in the bottom of the storage bin, and a driving assembly for driving the control plate to rotate is arranged on the lower side of the control plate; a discharge hopper is arranged below the control plate, a storage barrel extends downwards from the edge of the first material guide hole of the control plate, and a mounting plate is arranged on the discharge hopper; when the first material guide hole is communicated with the discharge hole, the mounting plate plugs the bottom end of the storage barrel, and when the first material guide hole is far away from the discharge hole, the bottom end of the storage barrel is communicated with the discharge hopper.

By adopting the technical scheme, the powder is stored in the storage bin, and the driving assembly can drive the control panel to rotate; when the discharge hole is communicated with the first material guide hole, the bottom end of the storage barrel is abutted against the mounting plate to be sealed, so that the whole storage barrel can be filled with powder; when the discharge hole is far away from the first material guide hole, the bottom end of the storage barrel is communicated with the discharge hopper, so that the powder can fall into the discharge hopper; the powder is quantitatively conveyed into the discharge hopper through the storage barrel, so that the powder with integral parts can be weighed, and the weighing accuracy is improved due to the small volume error of each weighing.

Optionally, the mounting panel will the top of hopper is sealed, the top of mounting panel with the bottom of storage cylinder is inconsistent, the mounting panel in the second guide hole has been seted up on the movement track of storage cylinder, the second guide hole with the discharge opening setting of staggering.

By adopting the technical scheme, the mounting plate enables the discharge hopper to be closed, so that the powder can be prevented from being raised when falling to the discharge hopper, and the working environment is prevented from being influenced by raised dust; the second material guide holes and the discharge holes are arranged in a staggered mode, so that when the discharge holes are communicated with the first material guide holes, powder in the storage bin can fill the storage barrel, meanwhile, the discharge holes can be plugged by the control panel, the powder is prevented from being discharged from the storage barrel, and further quantitative charging of the storage barrel is achieved; when the second guide hole is communicated with the first guide hole, powder in the storage barrel can fall into the discharge hopper, and meanwhile the first guide hole and the discharge hole can be staggered, so that discharging of the storage barrel can be realized.

Optionally, the driving assembly includes a first motor, the first motor is disposed on the mounting plate, and an output shaft of the first motor is connected to the control plate.

Through adopting above-mentioned technical scheme, first motor can drive the control panel and rotate to drive the storage cylinder and rotate along the rotation center of control panel, and then realize the ration of storage cylinder and feed and the unloading.

Optionally, the first motor is a stepping motor, and an included angle formed by a connecting line between the center of the discharge hole and the rotation center of the control plate and a connecting line between the center of the second material guiding hole and the rotation center of the control plate is an integral multiple of a stepping angle of the stepping motor.

Through adopting above-mentioned technical scheme, step motor can drive the control panel and rotate, and the line between the rotation center of discharge opening and control panel and the contained angle that line between the rotation center of second guide hole and control panel formed are the integral multiple of step motor step angle, and the in-process of rotation control panel makes discharge opening and first guide hole and second guide hole can communicate completely, and then improves the quantitative feeding of storage section of thick bamboo and the smoothness nature of the ejection of compact.

Optionally, the discharge holes and the second material guide holes are both provided with two, the two discharge holes and the two second material guide holes are respectively symmetrically arranged along the rotation center of the control panel, and a connection line of the centers of the two discharge holes is perpendicular to a connection line of the centers of the two second material guide holes.

Through adopting above-mentioned technical scheme, set discharge opening and second guide hole to two sets of, can shorten the cycle of discharge opening and first guide hole and second guide hole intercommunication to can increase the frequency that the powder got into in the hopper, and then strengthen powder volume weighing device's weighing efficiency.

Optionally, all week sides of the diapire in the storage silo are higher than the discharge opening, just diapire in the storage silo reduces to discharge opening department from week side gradually.

Through adopting above-mentioned technical scheme, among the practical application, the powder of storage silo bottom week side can from the top down flow to the discharge opening, helps reducing the powder and takes place in the long-time condition of depositing of storage silo bottom week side.

Optionally, a stirring mechanism for stirring the powder is arranged at the position, close to the discharge hole, of the storage bin.

Through adopting above-mentioned technical scheme, rabbling mechanism can stir the powder in the storage silo to make the powder flow, and then the powder gets into in the storage cylinder when the discharge opening of being convenient for communicates with first guide hole.

Optionally, the stirring mechanism includes a stirring shaft, the stirring shaft penetrates and is rotatably connected to the side wall of the storage bin, one end of the stirring shaft extends towards the inside of the storage bin, and a stirring blade is sleeved at one end of the stirring shaft in the storage bin.

Through adopting above-mentioned technical scheme, the (mixing) shaft can drive the stirring leaf rotatory to the stirring leaf can stir the powder and make the powder flow.

Optionally, a second motor for driving the stirring shaft to rotate is arranged on the storage bin.

Through adopting above-mentioned technical scheme, the second motor can drive the (mixing) shaft and rotate to can drive the stirring leaf and stir.

Optionally, an installation shell is covered between the storage bin and the discharge hopper, the upper end of the installation shell is connected with the bottom of the storage bin, the lower end of the installation shell is connected with the top of the discharge hopper, and the control panel and the storage barrel are both located inside the installation shell.

Through adopting above-mentioned technical scheme, the installation shell is located the inside of installation shell with control panel and storage cover, and the installation shell can support the storage silo, can prevent the foreign object simultaneously and get into the inside of installation shell to improve the stability and the security among the powder transportation process.

In summary, the present application includes at least one of the following benefits:

1. through the arrangement of the control panel, the control panel can drive the storage barrel to synchronously rotate, and the control panel is rotated to enable the storage barrel to be communicated with the storage bin, so that the quantitative charging of the storage barrel can be realized; the control plate is rotated to enable the storage barrel to be communicated with the discharge hopper, so that the storage barrel can be discharged; the volume of each powder material is the same through the storage cylinder, so that the weight of the powder material is integral multiple of the weight of each powder material, and the weighing accuracy of the powder material is improved;

2. through the arrangement of the stepping motor, the stepping motor can drive the control plate and the material storage barrel to synchronously rotate, and meanwhile, the accuracy of the rotating angle of the control plate is ensured; quantitative charging of the storage barrel can be realized by completely communicating the discharge hole with the first material guide hole; through making first guide hole and second guide hole communicate completely, can realize the unloading of storage section of thick bamboo.

Drawings

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

FIG. 2 is a schematic top view of the present embodiment;

FIG. 3 is a schematic cross-sectional view of the present embodiment of the cartridge.

Reference numerals: 1. a support frame; 11. a work table; 12. a weighing assembly; 13. mounting a shell; 2. a storage bin; 21. a discharge hole; 3. a control panel; 31. a rotating shaft; 32. a first material guide hole; 33. a storage cylinder; 4. a discharge hopper; 41. mounting a plate; 42. a second material guide hole; 5. a drive assembly; 51. a first motor; 6. a feed hopper; 7. a stirring mechanism; 71. a second motor; 72. a stirring shaft; 73. stirring blades; 8. a screw conveying mechanism; 81. a third motor; 82. a screw conveying shaft; 83. a spiral conveying blade; 84. a delivery lumen.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses powder volume weighing device. Referring to fig. 1 and 2, the powder volume weighing device comprises a feed hopper 6, a support frame 1, a storage bin 2 and a discharge hopper 4. The storage bin 2 is fixedly arranged at the top of the support frame 1, the feed hopper 6 is arranged at one side of the support frame 1, and a spiral conveying mechanism 8 is communicated between the feed hopper 6 and the storage bin 2; the discharge hopper 4 is arranged right below the storage bin 2, and meanwhile, the discharge hopper 4 is fixed with the support frame 1 through welding; go out hopper 4 and be provided with the workstation 11 that is used for accepting the powder under, the fixed subassembly 12 that weighs that is provided with in top of workstation 11, the subassembly 12 that weighs can check the powder weight that the ration was got.

Referring to fig. 2 and 3, the storage bin 2 in this embodiment is a cylindrical barrel structure with an open top; a round control plate 3 is arranged below the storage bin 2, and the top of the control plate 3 is abutted against the bottom of the storage bin 2; the fixed pivot 31 that is provided with in the centre of a circle of control panel 3, the one end and the storage silo 2 of pivot 31 rotate to be connected, and the below of control panel 3 is provided with and is used for driving the pivoted drive assembly 5 of control panel 3.

Referring to fig. 3, the driving assembly 5 includes a first motor 51; the top of hopper 4 is fixed with mounting panel 41, through the top shutoff of mounting panel 41 with hopper 4, first motor 51 is fixed to be set up on mounting panel 41, and the output shaft of first motor 51 links to each other with pivot 31, and first motor 51 in this embodiment is step motor, and the contained angle that line between the center of feed port and the rotation center of control panel 3 and the line between the center of second guide hole 42 and the rotation center of control panel 3 are the integral multiple of step motor step angle simultaneously.

Referring to fig. 3, a first material guiding hole 32 is formed at a position of the control panel 3 close to the circumference, two discharging holes 21 are formed in the bottom of the storage bin 2 on the motion track of the first material guiding hole 32, and the two discharging holes 21 are symmetrically arranged along the rotating shaft 31 of the control panel 3; the control plate 3 is fixedly provided with a storage cylinder 33 at the first material guiding hole 32, the storage cylinder 33 extends downwards along the edge of the first material guiding hole 32, and the bottom end of the storage cylinder 33 is abutted against the mounting plate 41; the mounting plate 41 is provided with two second material guiding holes 42 on the movement track of the material storage barrel 33, and the connecting line of the centers of the two discharging holes 21 is perpendicular to the connecting line of the centers of the two second material guiding holes 42. When the first material guide hole 32 is communicated with the discharge hole 21, the bottom end of the storage pipe is in a closed state; when the first material guiding hole 32 is communicated with the second material guiding hole 42, the top end of the storage cylinder 33 is in a closed state.

Referring to fig. 1 and 3, be provided with installation shell 13 between storage silo 2 and the play hopper 4, the top of installation shell 13 links to each other with the fixed position that the bottom of storage silo 2 is close to the edge, and the bottom of installation shell 13 links to each other with the fixed position that the top of mounting panel 41 is close to the edge, and installation shell 13 can support storage silo 2 to improve the stability among the powder transportation process.

Referring to fig. 1 and 3, in order to reduce the occurrence of long-time deposition of the powder storage bin 2 on the peripheral side of the discharge hole 21, the peripheral side of the bottom wall in the storage bin 2 is higher than the discharge hole 21, and the bottom wall in the storage bin 2 is gradually lowered from the peripheral side to the discharge hole 21. Meanwhile, the side wall of the storage bin 2 is provided with a stirring mechanism 7 at a position close to the discharge hole 21. The stirring mechanism 7 comprises a stirring shaft 72 and stirring blades 73, and the stirring shaft 72 penetrates through and is rotatably connected to the side wall of the storage bin 2; the side wall of the storage bin 2 is provided with a second motor 71, an output shaft of the second motor 71 is connected with a stirring shaft 72, and one end of the stirring shaft 72, which is far away from the second motor 71, is sleeved with a stirring blade 73.

Referring to fig. 1 and 3, a screw conveying mechanism 8 for conveying powder is arranged between the feed hopper 6 and the storage bin 2. The spiral conveying mechanism 8 comprises a third motor 81, a conveying cavity 84, a spiral conveying shaft 82 and a spiral conveying blade 83; the conveying cavity 84 is a cylindrical cavity, and the two ends of the conveying cavity 84 are respectively communicated with the feed hopper 6 and the storage bin 2; the spiral conveying shaft 82 penetrates through the conveying cavity 84, the third motor 81 is arranged at one end of the conveying cavity 84 far away from the storage bin 2, and an output shaft of the third motor 81 is connected with the spiral conveying shaft 82; the spiral conveying blade 83 is positioned in the conveying cavity 84, and the spiral conveying blade 83 is sleeved on the spiral conveying shaft 82.

The implementation principle of the powder volume weighing device in the embodiment of the application is as follows:

when the powder storage bin is used, powder is poured into the feed hopper 6 to enter the conveying cavity 84, and the third motor 81 can drive the spiral conveying blade 83 to rotate, so that the powder is conveyed into the storage bin 2; the second motor 71 can drive the stirring blade 73 to stir the powder, and prevent the powder from blocking the discharge hole 21. The first motor 51 can drive the material storage cylinder 33 to rotate synchronously with the control plate 3; when the first material guide hole 32 is communicated with the discharge hole 21, the mounting plate 41 can plug the bottom end of the storage barrel 33, so that the storage barrel 33 can be filled with powder, and quantitative weighing of the powder is realized; when first guide hole 32 and second guide hole 42 communicate, control panel 3 blocks discharge opening 21, and the powder in storage cylinder 33 can drop to go out hopper 4 in to drop to workstation 11 from going out hopper 4 on, check the powder that the ration was weighed through weighing component 12, thereby reduce the error that the powder ration was weighed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a powder volume weighing device which characterized in that: the device comprises a storage bin (2), a control plate (3) is rotatably arranged below the storage bin (2), the control plate (3) is abutted against the bottom of the storage bin (2), a first material guide hole (32) is formed in the position, close to the periphery, of the control plate (3), a discharge hole (21) is formed in the motion track of the first material guide hole (32) in the bottom of the storage bin (2), and a driving assembly (5) for driving the control plate (3) to rotate is arranged on the lower side of the control plate (3);

a discharge hopper (4) is arranged below the control plate (3), a storage barrel (33) extends downwards from the edge of the first material guide hole (32) of the control plate (3), and a mounting plate (41) is arranged on the discharge hopper (4); when the first material guide hole (32) is communicated with the discharge hole (21), the mounting plate (41) seals the bottom end of the storage barrel (33), and when the first material guide hole (32) is far away from the discharge hole (21), the bottom end of the storage barrel (33) is communicated with the discharge hopper (4).

2. The powder volume weighing device of claim 1, wherein: the mounting panel (41) will the top of hopper (4) is sealed, the top of mounting panel (41) with the bottom of storage section of thick bamboo (33) is inconsistent, mounting panel (41) in second guide hole (42) have been seted up on the movement track of storage section of thick bamboo (33), second guide hole (42) with discharge opening (21) stagger the setting.

3. The powder volume weighing device of claim 2, wherein: the driving assembly (5) comprises a first motor (51), the first motor (51) is arranged on the mounting plate (41), and an output shaft of the first motor (51) is connected with the control plate (3).

4. The powder volume weighing device of claim 3, wherein: the first motor (51) is a stepping motor, and an included angle formed by a connecting line between the center of the discharge hole (21) and the rotation center of the control plate (3) and a connecting line between the center of the second material guide hole (42) and the rotation center of the control plate (3) is integral multiple of a stepping angle of the stepping motor.

5. The powder volume weighing device of claim 2, wherein: the two discharge holes (21) and the two second material guide holes (42) are symmetrically arranged along the rotation center of the control plate (3), and the connecting line of the centers of the two discharge holes (21) is perpendicular to the connecting line of the centers of the two second material guide holes (42).

6. The powder volume weighing device of claim 1, wherein: the week side of the diapire in the storage silo (2) all is higher than discharge opening (21), just the diapire in the storage silo (2) reduces gradually to discharge opening (21) department from week side.

7. The powder volume weighing device of claim 6, wherein: and a stirring mechanism (7) for stirring the powder is arranged at the position of the storage bin (2) close to the discharge hole (21).

8. The powder volume weighing device of claim 7, wherein: rabbling mechanism (7) include (mixing) shaft (72), (mixing) shaft (72) wear to establish and rotate connect in the lateral wall of storage silo (2), the one end of (mixing) shaft (72) to the inside of storage silo (2) extends, (mixing) shaft (72) in an pot head in storage silo (2) is equipped with stirring leaf (73).

9. The powder volume weighing device of claim 8, wherein: and a second motor (71) for driving the stirring shaft (72) to rotate is arranged on the storage bin (2).

10. The powder volume weighing device of claim 1, wherein: storage silo (2) with it is equipped with installation shell (13) to cover between hopper (4) to go out, installation shell (13) upper end with the bottom of storage silo (2) links to each other, the lower extreme of installation shell (13) with the top of going out hopper (4) is connected, control panel (3) with storage cylinder (33) all are located the inside of installation shell (13).