CN216636876U

CN216636876U - Three-head electronic metering weighing scale for tea packaging

Info

Publication number: CN216636876U
Application number: CN202221012322.4U
Authority: CN
Inventors: 方继敏; 刘晓铭
Original assignee: Hefei Keye Electric Physical Equipment Manufacturing Co ltd
Current assignee: Hefei Keye Electric Physical Equipment Manufacturing Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-05-31
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to the technical field of tea packaging, in particular to a three-head electronic metering weighing scale for tea packaging, which comprises a rack and a bin arranged on the rack, wherein the bin is provided with a feed inlet, the bottom of the bin is provided with three discharge ports which are arranged at intervals, a small vibration feeder is uniformly arranged on the rack below each discharge port, the front part of each small vibration feeder is provided with a large vibration feeder, the front part of each large vibration feeder is provided with a weighing hopper, the rack at the front part of each weighing hopper is provided with a hopper opening connecting rod mechanism, and the rack at the bottom of each weighing hopper is provided with a discharge hopper for guiding weighed materials into a material containing container; according to the utility model, the combination of the small vibration feeder, the large vibration feeder and the weighing hoppers is set into three groups, and after materials are weighed by the weighing hoppers of each group, the materials are discharged to the discharging hopper in turn and are guided into the material containing container, so that the high efficiency and stability of the metering and weighing production are ensured.

Description

Three-head electronic metering weighing scale for tea packaging

Technical Field

The utility model relates to the technical field of tea packaging, in particular to a three-head electronic metering weighing scale for tea packaging.

Background

The electronic weighing scale is widely applied and used in the industries of food, chemical engineering, agriculture and the like, for example, in the tea industry, the electronic weighing scale is often used for quantitative subpackaging.

The electronic weighing scales are designed into a single weighing hopper, two weighing hoppers or four weighing hoppers, but in the actual production, the electronic weighing scales with single or two weighing hoppers are used, so the production efficiency is low and the requirement cannot be met; the electronic weighing scale using four weighing hoppers has high production efficiency, waste is caused, and the requirement on the size of an equipment installation space is high.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a three-head electronic metering weighing scale for tea packaging.

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

the utility model provides a three electronic metering weighers for tealeaves packing, is in including frame and setting feed bin in the frame, the feed bin has a feed inlet, and is equipped with interval arrangement's three discharge gate in its bottom, and a little vibratory feeder is put to the equipartition in the frame of every discharge gate below, and big vibratory feeder is all installed to the front portion of every little vibratory feeder, and the weighing hopper is all installed to the front portion of every big vibratory feeder, all installs in the frame of every weighing hopper front portion and opens and fight link mechanism, and is equipped with the hopper in the frame of weighing hopper bottom and is used for the material that will weigh to lead to flourishing material container in.

In a further technical scheme, each of the small vibration feeder and the large vibration feeder comprises a bottom plate and side plates which are arranged on two sides of the bottom plate and extend upwards;

the front end of the bottom plate of the small vibration feeder is also provided with a supporting plate which extends outwards and has a gradually reduced supporting area, two limiting plates which are arranged at intervals are arranged on the supporting plate, the upper plate surface of the supporting plate is enclosed to form a limiting material channel, and the front end of the limiting material channel is flush with the front end of the bottom plate of the large vibration feeder.

In a further technical scheme, the limiting plate forms via the concatenation of a plurality of sub-limiting plate head and the tail, and the bottom of each sub-limiting plate with the articulated connection of last face of backup pad, sub-limiting plate rotates around its articulated shaft with the backup pad and keeps off the material level to the face vertically with the backup pad, or rotates to the material level of putting parallel with the face of backup pad.

In a further technical scheme, the whole supporting plate is in an isosceles trapezoid shape, and a stiffening plate is arranged at the bottom of the supporting plate and extends to the bottom plate of the small vibration feeder.

In a further technical scheme, the bucket opening connecting rod mechanism comprises a bucket opening motor arranged on the rack, an output shaft of the bucket opening motor is hinged with a pull rod extending downwards, the bottom end of the pull rod is hinged with a swing arm, one end of the swing arm is hinged on the rack, and the other end of the swing arm is matched with a material baffle hinged on the weighing bucket;

when the output shaft of the bucket opening motor rotates, the swing arm is driven to swing through the pull rod, and the striker plate is stirred to open the bottom of the weighing hopper for the material to be transferred to the discharging hopper.

In a further technical scheme, a coaming extends downwards from the edge of a discharge hole at the bottom of the storage bin and is inserted into the small vibration feeder, and the bottom end of the coaming is arranged close to and spaced from the small vibration feeder;

be located and be equipped with an regulating plate on the bounding wall of front end, be equipped with a bar through-hole on the regulating plate and supply the bolt to wear to connect fixedly to on the bounding wall.

In a further technical scheme, an electric appliance control cabinet is arranged on the rear side of the rack.

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

according to the three-head electronic metering weighing scale for tea packaging, the combination of the small vibration feeder, the large vibration feeder and the weighing hoppers is set into three groups, so that the problem of low production efficiency caused by too small number of the weighing hoppers in a specific use process is solved; the problem of waste caused by high production efficiency due to excessive quantity of the weighing hoppers is solved, the weighing hoppers of each group are used for discharging materials to the discharging hopper in turn and guiding the materials to the material containing container after the materials are weighed, and the high efficiency and the stability of the metering weighing production are ensured.

Drawings

Fig. 1 is a schematic structural diagram of a three-head electronic metering weighing scale for tea packaging according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of position A of FIG. 1;

FIG. 3 is an enlarged schematic view of position B of FIG. 1;

FIG. 4 is a cross-sectional view of the three-head electronic metering weigh scale of FIG. 1;

FIG. 5 is a schematic view of section C-C of FIG. 4;

FIG. 6 is a front view of the three-head electronic metering weigh scale of FIG. 1;

the reference numbers in the figures illustrate: 10. a frame; 11. a storage bin; 111. a feed inlet; 112. a discharge port; 12. enclosing plates; 13. an adjusting plate; 131. a strip-shaped through hole; 14. an electric appliance control cabinet; 20. a small vibratory feeder; 21. a base plate; 22. a side plate; 23. a support plate; 231. a stiffening plate; 24. a limiting plate; 241. a sub limiting plate; 25. a material channel is limited; 30. a large vibration feeder; 40. a weighing hopper; 41. a striker plate; 50. a bucket opening link mechanism; 51. a bucket opening motor; 52. a pull rod; 53. swinging arms; 60. and (4) discharging the hopper.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further clarified by combining the specific drawings.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," and the like are for purposes of illustration only and are not intended to represent the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As described above, referring to fig. 1 to 6, the present invention provides a three-head electronic weighing scale for tea packaging, which includes a frame 10 and a bin 11 disposed on the frame 10, wherein the bin 11 has a feeding port 111, and is provided with three discharging ports 112 at intervals at the bottom thereof, a small vibration feeder 20 is disposed on the frame 10 below each discharging port 112, a large vibration feeder 30 is disposed at the front of each small vibration feeder 20, a weighing hopper 40 is disposed at the front of each large vibration feeder 30, a hopper opening link mechanism 50 is disposed on the frame 10 at the front of each weighing hopper 40, and a discharge hopper 60 is disposed on the frame 10 at the bottom of the weighing hopper 40 for guiding the weighed materials into a material container.

According to the electronic metering weighing scale provided by the utility model, the combination of the small vibration feeder 20, the large vibration feeder 30 and the weighing hoppers 40 is set into three groups, so that the problem of low production efficiency caused by too small quantity of the weighing hoppers 40 and the problem of waste caused by high production efficiency caused by too large quantity of the weighing hoppers are avoided in the specific use process, and after materials are weighed, the materials are alternately discharged to the discharging hopper 60 and guided to the material containing container by each group of weighing hoppers 40, so that the high efficiency and stability of metering weighing production are ensured.

In the present invention, the small vibration feeder 20 and the large vibration feeder 30 gradually guide the material into the weighing hopper 40 by using the vibration effect, and when the material in the weighing hopper 40 reaches a preset weight, the bottom of the weighing hopper 40 is opened by the hopper opening link mechanism 50, so that the weighed material is lowered into the lower hopper 60.

As a specific structural arrangement of the small and

large vibration feeders

20 and 30, each of the small and

large vibration feeders

20 and 30 includes a bottom plate 21, side plates 22 disposed on both sides of the bottom plate 21 and extending upward;

the front end of the bottom plate 21 of the small vibration feeder 20 is further provided with a supporting plate 23 which extends outwards and has a gradually reduced supporting area, the supporting plate 23 is provided with two spacing plates 24 which are arranged at intervals and surround the upper plate surface of the supporting plate 23 to form a spacing material channel 25, and the front end of the spacing material channel 25 is flush with the front end of the bottom plate 21 of the large vibration feeder 30.

During a specific weighing operation, part of the materials fall directly into the weighing hopper 40 through the guide of the limiting material channel 25 on the small vibration feeder 20, and other materials fall directly into the large vibration feeder 30 from the small vibration feeder 20, are conveyed forward through the vibration of the large vibration feeder 30 and fall into the weighing hopper 40.

Further, referring to fig. 2, in the present invention, the limiting plate 24 is formed by splicing a plurality of sub limiting plates 241 end to end, the bottom of each sub limiting plate 241 is hinged to the upper plate surface of the supporting plate 23, and the sub limiting plate 241 rotates around a hinge shaft of the sub limiting plate 241 and the supporting plate 23 to a material blocking position perpendicular to the plate surface of the supporting plate 23 or rotates to a material placing position parallel to the plate surface of the supporting plate 23.

Those skilled in the art will appreciate that the weight per unit volume is different for different tea varieties or different batches of tea, which results in different amounts of tea resting on the position-limiting channel 25 during vibratory feeding by the small vibratory feeder 20, i.e. different amounts of tea entering directly into the weighing hopper 40, and the amount of tea in this portion must be controlled to ensure the accuracy of the tea weighing.

Based on the technical scheme provided by the utility model, the limiting plate 24 is formed by splicing a plurality of sub limiting plates 241 end to end, when in specific use, the length of the limiting material channel 25 can be conveniently adjusted, so that the amount of tea to be weighed which directly enters the weighing hopper 40 through the small vibration feeder 20 is adjusted, and the weighing accuracy of the weighing scale for different varieties or different batches of tea is ensured.

In a specific embodiment of the present invention, the supporting plate 23 is in the shape of an isosceles trapezoid, and the bottom of the supporting plate is provided with a stiffening plate 231 and extends to the bottom plate 21 of the small vibration feeder 20.

By arranging the supporting plate 23 into an isosceles trapezoid shape, the width of the limiting material channel 25 is conveniently arranged to be aligned with the upper edge of the isosceles trapezoid, so that two sides of the limiting material channel 25 are in a symmetrical state, and the uniformity of the vibratory blanking from the small vibratory feeder 20 to the large vibratory feeder 30 is ensured; the strength of the support plate 23 is improved by the stiffener plate 231.

According to the three-head electronic weighing scale provided by the utility model, the bucket opening link mechanism 50 comprises a bucket opening motor 51 arranged on the frame 10, a pull rod 52 extending downwards is hinged on an output shaft of the bucket opening motor 51, the bottom end of the pull rod 52 is hinged with a swing arm 53, one end of the swing arm 53 is hinged on the frame 10, and the other end of the swing arm 53 is matched with a material baffle plate 41 hinged on the weighing bucket 40;

when the output shaft of the bucket opening motor 51 rotates, the swing arm 53 is driven to swing through the pull rod 52, and the striker plate 41 is poked to open the bottom of the weighing hopper 40 so that materials can be put down into the lower hopper 60.

In the present invention, the weighing hopper 40 is disposed on the frame 10 for weighing the materials vibrated by the small and

large vibration feeders

20 and 30, and the bottom thereof is inclined and forms a normally closed state in cooperation with the striker plate 41. When the materials in the weighing hopper 40 reach the preset weight, a signal is sent and the hopper opening motor 51 is controlled to act once, specifically, the output shaft of the hopper opening motor 51 is controlled to rotate, and then the pull rod 52 drives the swing arm 53 to swing, the swing arm 53 pulls the striker plate 41 to rotate and open the bottom of the weighing hopper 40, so that the materials in the weighing hopper fall into the blanking hopper 60 under the action of self weight.

According to the three-head electronic metering and weighing scale provided by the utility model, the edge of the discharge hole 112 at the bottom of the storage bin 11 extends downwards to form a coaming 12 and is inserted into the small vibration feeder 20, and the bottom end of the coaming 12 is arranged close to and spaced from the small vibration feeder 20;

be located the bounding wall 12 of front end and be equipped with an regulating plate 13, be equipped with a bar through-hole 131 on regulating plate 13 and supply the bolt to wear to fix on the bounding wall 12.

By providing the strip-shaped through holes 131 on the adjusting plate 13, the mounting height of the adjusting plate 13 can be conveniently adjusted, thereby adjusting the amount of the material to be weighed which leaks down to the small vibratory feeder 20 through the silo 11.

In the present invention, an electrical control cabinet 14 is disposed at the rear side of the frame 10. The corresponding electrical components of the three-head electronic weighing scale are all arranged in the electrical control cabinet 14 in a centralized manner.

The foregoing shows and describes the general principles, essential features, and inventive features of this invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The three-head electronic metering weighing scale for tea packaging is characterized by comprising a rack (10) and a bin (11) arranged on the rack (10), wherein the bin (11) is provided with a feeding hole (111), the bottom of the bin is provided with three discharging holes (112) which are arranged at intervals, a small vibration feeder (20) is uniformly arranged on the rack (10) below each discharging hole (112), the front part of each small vibration feeder (20) is provided with a large vibration feeder (30), the front part of each large vibration feeder (30) is provided with a weighing hopper (40), the rack (10) at the front part of each weighing hopper (40) is provided with a hopper opening connecting rod mechanism (50), and the rack (10) at the bottom of the weighing hopper (40) is provided with a blanking hopper (60) for guiding weighed materials to a material containing container;

the small vibration feeder (20) and the large vibration feeder (30) both comprise a bottom plate (21) and side plates (22) which are arranged on two sides of the bottom plate (21) and extend upwards;

the front end of a bottom plate (21) of the small vibration feeder (20) is also provided with a supporting plate (23) which extends outwards and has a gradually reduced supporting area, two limiting plates (24) which are arranged at intervals are arranged on the supporting plate (23) and surround the upper plate surface of the supporting plate (23) to form a limiting material channel (25), and the front end of the limiting material channel (25) is flush with the front end of the bottom plate (21) of the large vibration feeder (30);

limiting plate (24) form via a plurality of sub-limiting plate (241) end to end concatenation, and the bottom of each sub-limiting plate (241) with the articulated connection of last face of backup pad (23), sub-limiting plate (241) rotate around its articulated shaft with backup pad (23) to the face vertically material level that keeps off with backup pad (23), or rotate to the material level of putting parallel with the face of backup pad (23).

2. The three-head electronic weighing scale for tea packaging according to claim 1, wherein the supporting plate (23) is overall in the shape of an isosceles trapezoid, and the bottom thereof is provided with a stiffening plate (231) and extends to the bottom plate (21) of the small vibration feeder (20).

3. The three-head electronic weighing scale for tea packaging according to claim 1, wherein the bucket-opening linkage mechanism (50) comprises a bucket-opening motor (51) arranged on the frame (10), a pull rod (52) extending downwards is hinged on an output shaft of the bucket-opening motor (51), a swing arm (53) is hinged on the bottom end of the pull rod (52), one end of the swing arm (53) is hinged on the frame (10), and the other end of the swing arm is matched with a material baffle (41) hinged on the weighing bucket (40);

when an output shaft of the bucket opening motor (51) rotates, a swing arm (53) is driven to swing through a pull rod (52), and the material baffle plate (41) is poked to open the bottom of the weighing bucket (40) so that materials can be discharged into the discharging hopper (60).

4. The three-head electronic weighing scale for tea packaging as claimed in claim 1, wherein the edge of the discharge port (112) at the bottom of the bin (11) is downwardly extended with a fence (12) and inserted into the small vibration feeder (20), and the bottom end of the fence (12) is closely spaced to the small vibration feeder (20);

be located and be equipped with an regulating plate (13) on the bounding wall (12) of front end, be equipped with a bar through-hole (131) on regulating plate (13) and supply the bolt to wear to be fixed on bounding wall (12).

5. The three-head electronic weighing scale for tea packaging according to claim 1, characterized in that an electrical control cabinet (14) is provided at the rear side of the frame (10).