CN217560777U

CN217560777U - Multi-component weight-increasing metering equipment for plastic ingredients

Info

Publication number: CN217560777U
Application number: CN202220888831.7U
Authority: CN
Inventors: 刘凌云; 陈世; 罗丹
Original assignee: Luoyang Kei Connaught Plastic Co ltd
Current assignee: Luoyang Kei Connaught Plastic Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-10-11
Anticipated expiration: 2032-04-18

Abstract

A multi-component weight-increasing metering device for plastic ingredients relates to the technical field of plastic product production and manufacturing, and comprises a small hopper cabin and a large hopper cabin, wherein discharge pipes at the lower ends of the small hopper cabin and the large hopper cabin are respectively provided with an automatic valve and a discharge main valve; at least two lug seats are uniformly and annularly arranged on the periphery of the outer wall of the large hopper bin, and a total weighing module is arranged on the lower surface of each lug seat; a transition round barrel is coaxially arranged in the center of the inner top of the large hopper bin and is fixedly connected with the large hopper bin through a plurality of uniformly and annularly arranged support rods, a material guide pipe is fixedly communicated with the center of the bottom of the transition round barrel, and the lower end of the material guide pipe extends to be close to a material discharge pipe of the large hopper bin; the small hopper bin is coaxially arranged in the transition drum, a gap is reserved between the outer wall of the small hopper bin and the inner wall of the transition drum, and at least two precision weighing modules are uniformly and annularly arranged between the outer edge of the bin bottom outside the small hopper bin and the outer edge of the inner drum bottom of the transition drum; the metering device can enable raw materials with various weight ratios to be accurately dispensed.

Description

Multi-component weight-increasing metering equipment for plastic ingredients

Technical Field

The utility model belongs to the technical field of the plastic product manufacturing technique and specifically relates to a plastic batching is with multicomponent weight gain formula measuring equipment.

Background

As is known, the weight-gaining batch batching system is a commonly used batching system in the powder industry and comprises a feeding mechanism, a weighing hopper, a weighing module and a control system, wherein the feeding mechanism is controlled by a feedback signal of the weighing module, and when the target weight is reached, the feeding mechanism stops acting and the batching is completed; generally speaking, for the weight-increasing batch batching of a plurality of materials, one weighing hopper can be shared, and each material is fed to the weighing hopper in a time-sharing manner through a respective feeding mechanism, so that the batching of a plurality of raw materials can be met by using one set of weighing system, and the cost can be saved; however, when the plastic product is produced and proportioned, the weight ratios of the main materials and the auxiliary materials are different, the weights of some auxiliary materials are much smaller, the measuring range of the weighing module is determined by the total weight of all the materials and the self weight of the hopper, the weighing error of the auxiliary materials with small batch weights is increased, and the efficiency and the accuracy of the batching process are greatly influenced.

Disclosure of Invention

In order to overcome not enough among the background art, the utility model discloses a plastic batching is with multicomponent weight gain formula measurement equipment can make the raw materials of various counter weight ratios can both accurate delivery.

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

a multi-component weight-increasing metering device for plastic batching comprises a small hopper bin and a large hopper bin, wherein discharge pipes at the lower ends of the small hopper bin and the large hopper bin are respectively provided with an automatic valve and a discharge main valve; at least two lug seats are uniformly and annularly arranged on the outer wall of the large hopper bin in a circle, and a total weighing module is mounted on the lower surface of each lug seat; a transition round barrel is coaxially arranged in the center of the inner top of the large hopper bin, the transition round barrel is fixedly connected with the inner wall of the large hopper bin through a plurality of uniformly and annularly arranged support rods, the center of the bottom of the transition round barrel is fixedly communicated with a material guide pipe, and the lower end of the material guide pipe extends to be close to a discharge pipe of the large hopper bin; the small hopper bin is coaxially arranged in the transition drum, a gap is reserved between the outer wall of the small hopper bin and the inner wall of the transition drum, and at least two precision weighing modules are uniformly arranged between the outer edge of the outer bin bottom of the small hopper bin and the outer edge of the inner bottom of the transition drum in a surrounding mode.

Furthermore, the total weighing module and the precise weighing module are respectively provided with three or four.

Furthermore, the metering equipment also comprises a controller with a screen display, and the controller is respectively in signal connection with the automatic valve, the total weighing module, the precision weighing module and the upstream feeding mechanism.

Furthermore, the inner bottom surface of the transition barrel is a conical surface.

Furthermore, one end of the supporting rod is fixedly connected with the inner wall of the large hopper bin, and the other end of the supporting rod is fixedly connected with the outer barrel bottom edge of the transition barrel.

Further, the cross section of the supporting rod is a triangle with the tip upwards.

Further, the small hopper is higher than the large hopper.

Furthermore, a discharge pipe of the small hopper bin extends into the upper end of the material guide pipe, and a gap is reserved between the discharge pipe and the inner wall of the material guide pipe.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses a plastic batching is with multicomponent weight-gain formula measuring equipment, under the unchangeable prerequisite of total timesharing weight-gain formula weighing method, through installing little hopper storehouse in big hopper storehouse, utilize the precision weighing module precision to weigh the minor auxiliary material of counter weight ratio in the little hopper storehouse, utilize total weighing module to come main weighing major ingredient that the counter weight ratio is big in the big hopper storehouse, and accomplish the back at the batching, through transition cask and passage with auxiliary material and major ingredient common downstream delivery, the effectual big difficult problem of weighing module weighing error of having solved, the efficiency and the precision of batching have been improved greatly.

Drawings

Fig. 1 is a schematic view of the present invention in a partial cross-sectional structure;

fig. 2 is a schematic top view of the structure of fig. 1.

In the figure: 1. a large hopper bin; 2. a transition drum; 3. a small hopper bin; 4. a precision weighing module; 5. an automatic valve; 6. a material guide pipe; 7. a discharge main valve; 8. a support bar; 9. an ear mount; 10. and a total weighing module.

Detailed Description

In the following description, the technical solution of the present invention will be described with reference to the accompanying drawings in the embodiment of the present invention, it should be understood that, if there are the indicated positions or positional relationships such as "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific position:

the multi-component weight-increasing metering equipment for plastic ingredients, which is described in conjunction with the attached drawings 1-2, comprises a small hopper 3 and a large hopper 1, wherein discharge pipes at the lower ends of the small hopper 3 and the large hopper 1 are respectively provided with an automatic valve 5 and a discharge main valve 7, and the discharge main valve 7 can be set as a manual control valve or an automatic control valve; at least two lug seats 9 are uniformly and annularly arranged on the periphery of the outer wall of the large hopper bin 1, a total weighing module 10 is arranged on the lower surface of each lug seat 9, and main materials with large balance weight ratio in the large hopper bin 1 can be mainly weighed through the total weighing module 10; according to the requirement, the total weighing module 10 and the precise weighing module 4 are respectively provided with three or four modules, so that the small hopper bin 3 and the large hopper bin 1 are stably supported, and the measurement is accurate;

the transition round barrel 2 is coaxially arranged in the center of the inner top of the large hopper bin 1, the transition round barrel 2 is fixedly connected with the inner wall of the large hopper bin 1 through a plurality of uniformly and annularly arranged support rods 8, one end of each support rod 8 is fixedly connected with the inner wall of the large hopper bin 1 according to needs, and the other end of each support rod 8 is fixedly connected with the outer edge of the outer barrel bottom of the transition round barrel 2, so that the transition round barrel 2 is stably supported; in addition, the cross section of the support rod 8 is a triangle with the pointed end upwards, so that raw materials cannot be retained on the support rod 8 when the materials are discharged after the materials are proportioned; the center of the bottom of the transition round barrel 2 is communicated and fixed with a material guide pipe 6, the lower end of the material guide pipe 6 extends to be close to a material discharge pipe of the large hopper bin 1, and due to time-sharing batching, when various auxiliary materials in the small hopper bin 3 are fully accumulated, some weighed raw materials can be stored through the material guide pipe 6, and meanwhile, during integral emptying, the material guide pipe 6 can also ensure that main materials in the large hopper bin 1 and the auxiliary materials in the small hopper bin 3 can be evenly emptied;

the small hopper bin 3 is coaxially arranged in the transition barrel 2, a gap is reserved between the outer wall of the small hopper bin 3 and the inner wall of the transition barrel 2, at least two precise weighing modules 4 are uniformly arranged between the outer edge of the outer bin bottom of the small hopper bin 3 and the outer edge of the inner bin bottom of the transition barrel 2 in an annular mode, and auxiliary materials in the small hopper bin 3 are weighed in a time-sharing weight-increasing mode through the precise weighing modules 4; according to the requirement, the small hopper bin 3 is higher than the large hopper bin 1, so that the main material in the large hopper bin 1 is prevented from overflowing into the small hopper bin 3; in addition, the inner bottom surface of the transition round barrel 2 is set to be a conical surface, so that the raw materials are prevented from remaining in the transition round barrel 2; in addition, the discharging pipe of little hopper storehouse 3 stretches into the upper end of passage 6 to leave the clearance between 6 inner walls of passage, prevent that the auxiliary material in the little hopper storehouse 3 from dropping to transition cask 2 in, influencing the weighing of smart volume weighing module 4.

When the multi-component weight-increasing type metering equipment for plastic batching is implemented, the metering equipment generally comprises a controller with a screen display, and the controller is respectively in signal connection with the automatic valve 5, the total weighing module 10, the precision weighing module 4 and the feeding mechanism at the upstream; the feeding mechanisms feed materials in a time-sharing manner, namely, one feeding mechanism or a plurality of feeding mechanisms can only feed one raw material to the metering equipment each time; when the auxiliary materials with smaller balance weight are conveyed, the auxiliary materials are conveyed into the small hopper bin 3 and weighed by the precise weighing module 4, if the auxiliary materials are various and the small hopper bin 3 is quickly full, the automatic valve 5 can be opened to discharge some auxiliary materials before the next auxiliary material is conveyed for weighing; when the main materials with larger balance weight are sent, the main materials are sent into a large hopper 1 and are weighed by a total weighing module 10; when the batching is finished, the automatic valve 5 and the main discharge valve 7 are opened simultaneously to discharge materials downstream.

The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims.

Claims

1. A multi-component weight-increasing metering device for plastic ingredients is characterized in that: the automatic material discharging device comprises a small hopper bin (3) and a large hopper bin (1), wherein discharging pipes at the lower ends of the small hopper bin (3) and the large hopper bin (1) are respectively provided with an automatic valve (5) and a discharging main valve (7); at least two lug seats (9) are uniformly and annularly arranged on the outer wall of the large hopper bin (1) in a circle, and a total weighing module (10) is mounted on the lower surface of each lug seat (9); the transition barrel (2) is coaxially arranged in the center of the inner top of the large hopper bin (1), the transition barrel (2) is fixedly connected with the inner wall of the large hopper bin (1) through a plurality of uniformly and annularly arranged support rods (8), the center of the bottom of the transition barrel (2) is fixedly communicated with a material guide pipe (6), and the lower end of the material guide pipe (6) extends to be close to a discharge pipe of the large hopper bin (1); in transition cask (2) is located to little hopper storehouse (3) coaxial, and leaves the clearance between little hopper storehouse (3) outer wall and transition cask (2) inner wall, evenly encircle between the outer fringe of the bottom of the outer storehouse of little hopper storehouse (3) and the inner bottom of the bucket outer fringe of transition cask (2) and establish and install two at least smart volume weighing module (4).

2. The multi-component weighted metering apparatus for plastic compounding of claim 1, wherein: the total weighing module (10) and the precise weighing module (4) are respectively provided with three or four.

3. The multi-component weighted metering apparatus for plastic compounding of claim 1, wherein: the metering equipment further comprises a controller with a screen display, and the controller is respectively in signal connection with the automatic valve (5), the total weighing module (10), the precision weighing module (4) and the upstream feeding mechanism.

4. The multi-component weight gain metering apparatus for plasticware compounding of claim 1, wherein: the inner bottom surface of the transition barrel (2) is a conical surface.

5. The multi-component weighted metering apparatus for plastic compounding of claim 1, wherein: one end of the support rod (8) is fixedly connected with the inner wall of the large hopper bin (1), and the other end of the support rod is fixedly connected with the outer barrel bottom outer edge of the transition barrel (2).

6. The multi-component weighted metering apparatus for plastic compounding of claim 1, wherein: the cross section of the supporting rod (8) is a triangle with the pointed end upwards.

7. The multi-component weighted metering apparatus for plastic compounding of claim 1, wherein: the small hopper bin (3) is higher than the large hopper bin (1).

8. The multi-component weighted metering apparatus for plastic compounding of claim 1, wherein: the discharge pipe of the small hopper bin (3) extends into the upper end of the material guide pipe (6) and a gap is reserved between the discharge pipe and the inner wall of the material guide pipe (6).