CN210625819U

CN210625819U - Automatic tea weighing equipment

Info

Publication number: CN210625819U
Application number: CN201921488759.3U
Authority: CN
Inventors: 周国鹏; 刘明加
Original assignee: Hubei Zhicheng Dingye Intelligent Technology Co ltd
Current assignee: Hubei Zhicheng Dingye Intelligent Technology Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-05-26
Anticipated expiration: 2029-09-06

Abstract

The utility model provides an automatic call tea equipment belongs to tealeaves production facility technical field. The tea weighing equipment comprises a rack, a feeding hopper, a trough, a weighing hopper and a material receiving box, wherein the feeding hopper is fixed on the rack, the trough is positioned below an outlet of the feeding hopper, the outlet of the trough is aligned with an inlet of the weighing hopper, the outlet of the weighing hopper is aligned with an inlet of the material receiving box, the weighing hopper is connected with the rack through a parallel beam type weighing sensor, a stop door capable of blocking the outlet of the weighing hopper is hinged on the weighing hopper, and the stop door is connected with a stretching mechanism through a steel wire rope and can pull the steel wire rope to open the outlet of the weighing hopper; the trough is horizontally arranged. The utility model has the advantages of the precision of weighing is high.

Description

Automatic tea weighing equipment

Technical Field

The utility model belongs to the technical field of tea production equipment, a automatic call tea equipment is related to.

Background

In the production process of brick tea, tea needs to be quantitatively added into a tea steaming box, and the tea weighing precision is an important link of brick tea quality.

In the tea preparation production process, the tea is also often required to be weighed and packaged, tea weighing equipment is required, and the tea is generally of a multi-branch structure and is easy to be mutually inserted, so that the tea cannot be well dispersed, and the weighing precision is low.

In the prior art, in the weighing process of tea leaves, part of tea leaves are easy to remain in each part of tea leaf paths such as a hopper, so that the weighed weight of the tea leaves is unequal to the actual weight of the tea leaves, and the weighing precision is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic tea weighing device to the above-mentioned problem that prior art exists, the utility model aims to solve the technical problem of how to improve the precision of weighing.

The purpose of the utility model can be realized by the following technical proposal: an automatic tea weighing device is characterized by comprising a rack, a feeding hopper, a trough, a weighing hopper and a material receiving box, wherein the feeding hopper is fixed on the rack, the trough is positioned below an outlet of the feeding hopper, the outlet of the trough is aligned with an inlet of the weighing hopper, the outlet of the weighing hopper is aligned with an inlet of the material receiving box, the weighing hopper is connected with the rack through a parallel beam type weighing sensor, a stop door capable of blocking the outlet of the weighing hopper is hinged to the weighing hopper, the stop door is connected with a stretching mechanism through a steel wire rope, and a motor of the stretching mechanism can pull the steel wire rope to enable the stop door to open the outlet of the weighing hopper; the trough is horizontally arranged.

Through the mode that sets up the silo between feeder hopper and the hopper of weighing, make and get into in tealeaves weight, the mild hopper that weighs of the silo of weighing, alleviate tealeaves to the impact of the hopper of weighing to avoid parallel beam formula weighing sensor erroneous judgement, improve the precision of weighing.

The stop door of the hopper is closed or opened, and the steel wire rope traction control is adopted, so that the steel wire rope traction mode is soft control, the external force of traction force on the weighing hopper can be reduced to the greatest extent, and the weighing precision is improved.

In foretell automatic tea equipment of weighing, stretching mechanism includes motor, screw rod, slider and guide rail, the output shaft and the screw rod of motor are fixed to be linked to each other, slider sliding connection is on the guide rail, the screw rod is inserted and is established and threaded connection in the slider, slider and shutter are connected wire rope's both ends respectively, wire rope's middle part is pull by a pulley, the pulley rotates to be connected in the frame.

In foretell automatic tea equipment of weighing, fixed a support plate that is provided with in the frame, a backup pad is connected through a plurality of spring posts on the support plate, link to each other through a plurality of elastic sheets that have between backup pad and the silo, one side of one of them sheet metal is fixed and is provided with an armature, be provided with the electro-magnet that corresponds with armature in the backup pad.

In order to realize small-amount and high-frequency blanking, the material groove realizes 'vibrating' blanking in a control mode of the armature and the electromagnet, the inclination angle between the thin plate and the carrier plate is 60-80 degrees, the fluctuation range of the material groove in the longitudinal direction is small under the action of the spring column, the fluctuation range of the material groove in the horizontal direction is relatively large, tea leaves can be dispersed in the material groove as far as possible, and the tea leaves enter the weighing hopper one by one.

In the automatic tea weighing equipment, the spoke type weighing sensor positioned below the material receiving box is arranged on the rack.

Set up spoke formula weighing sensor in connecing workbin below for whether the response connects the workbin to be present in the below of weighing the hopper, if sense and connect the workbin not to be located the below of weighing the hopper, then do not select to open the shutter of weighing the hopper, avoid tealeaves to spill.

In the automatic tea weighing device, the number of the material receiving boxes is two.

Two connect the workbin to be used for alternate, make and weigh hopper below and have one at all and connect the workbin to improve and weigh and get tea efficiency.

The spoke type weighing sensor and the parallel beam type weighing sensor are both conventional gravity sensing devices, and are not described herein.

Drawings

Fig. 1 is a schematic perspective view of the tea weighing device.

Fig. 2 is a sectional view of the tea weighing apparatus.

Fig. 3 is a schematic structural view of the weighing hopper in a state that the shutter is closed.

Fig. 4 is a schematic structural diagram of the weighing hopper in a state that the shutter is opened.

In the figure, 1, a frame; 21. a feed hopper; 22. a trough; 23. weighing a hopper; 24. a material receiving box; 25. a parallel beam type weighing sensor; 26. a shutter; 27. a wire rope; 31. a motor; 32. a screw; 33. a slider; 34. a guide rail; 41. a carrier plate; 42. a support plate; 43. A thin plate; 44. an armature; 45. an electromagnet; 46. a spring post; 5. spoke formula weighing sensor.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3 and 4, the tea weighing device comprises a frame 1, a feed hopper 21, a trough 22, a weighing hopper 23 and a material receiving box 24, wherein the feed hopper 21 is fixed on the frame 1, the trough 22 is positioned below the outlet of the feed hopper 21, the outlet of the trough 22 is aligned with the inlet of the weighing hopper 23, the outlet of the weighing hopper 23 is aligned with the inlet of the material receiving box 24, the weighing hopper 23 is connected with the frame 1 through a parallel beam type weighing sensor 25, a stop door 26 capable of blocking the outlet of the weighing hopper 23 is hinged on the weighing hopper 23, the stop door 26 is connected with a stretching mechanism through a steel wire rope 27, and the stretching mechanism can pull the steel wire rope 27 to enable the stop door 26 to open the outlet of the weighing hopper 23; the trough 22 is horizontally arranged.

Through the mode that sets up silo 22 between feeder hopper 21 and weighing hopper 23, make the tealeaves weight that gets into in the silo 22 of weighing, gently get into the hopper 23 of weighing, alleviate tealeaves to weighing hopper 23's impact to avoid parallel beam formula weighing sensor 25 erroneous judgement, improve the precision of weighing.

The stop door 26 of the hopper is closed or opened, the traction control is realized through the steel wire rope 27, the traction mode of the steel wire rope 27 is soft control, the external force of the traction force on the weighing hopper 23 can be reduced to the greatest extent, and the weighing precision is improved.

The stretching mechanism comprises a motor 31, a screw rod 32, a sliding block 33 and a guide rail 34, an output shaft of the motor 31 is fixedly connected with the screw rod 32, the sliding block 33 is connected on the guide rail 34 in a sliding mode, the screw rod 32 is inserted and connected in the sliding block 33 in a threaded mode, the sliding block 33 and the stop door 26 are connected with two ends of the steel wire rope 27 respectively, the middle of the steel wire rope 27 is dragged by a pulley, and the pulley is connected to the rack 1 in a rotating mode.

A carrier plate 41 is fixedly arranged on the frame 1, a support plate 42 is connected to the carrier plate 41 through a plurality of spring posts 46, the support plate 42 is connected to the trough 22 through a plurality of elastic thin plates 43, one side of one thin plate 43 is fixedly provided with an armature 44, and the support plate 42 is provided with an electromagnet 45 corresponding to the armature 44.

In order to realize small-amount high-frequency blanking, the trough 22 realizes 'vibrating' blanking through the control mode of the armature 44 and the electromagnet 45, the inclination angle between the thin plate 43 and the carrier plate 41 is 60-80 degrees, the fluctuation range of the trough 22 in the longitudinal direction is small under the action of the spring column 46, the fluctuation range of the trough 22 in the horizontal direction is relatively large, and tea leaves can be dispersed in the trough 22 as much as possible and enter the weighing hopper 23 one by one.

The frame 1 is provided with a spoke type weighing sensor 5 positioned below the material receiving box 24. Set up spoke formula weighing sensor 5 in connecing workbin 24 below for whether response connects workbin 24 to exist in the below of weighing hopper 23, if sense and connect workbin 24 not be located the below of weighing hopper 23, then do not select to open the shutter 26 of weighing hopper 23, avoid tealeaves to spill.

There are two receiving boxes 24. The two material receiving boxes 24 are used alternately, so that one material receiving box 24 is arranged below the weighing hopper 23 all the time, and the weighing and tea taking efficiency is improved.

The spoke-type weighing sensor 5 and the parallel beam-type weighing sensor 25 are both conventional gravity sensing devices and are not described in detail herein.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An automatic tea weighing device is characterized by comprising a frame (1), a feed hopper (21), a trough (22), a weighing hopper (23) and a material receiving box (24), the feed hopper (21) is fixed on the frame (1), the trough (22) is positioned below the outlet of the feed hopper (21), the outlet of the trough (22) is aligned with the inlet of the weighing hopper (23), the outlet of the weighing hopper (23) is aligned with the inlet of the material receiving box (24), the weighing hopper (23) is connected with the frame (1) through a parallel beam type weighing sensor (25), a stop door (26) capable of blocking the outlet of the weighing hopper (23) is hinged on the weighing hopper (23), the stop door (26) is connected with a stretching mechanism through a steel wire rope (27), the stretching mechanism can pull the steel wire rope (27) to enable the stop door (26) to open the outlet of the weighing hopper (23); the trough (22) is horizontally arranged.

2. The automatic tea weighing device according to claim 1, wherein the stretching mechanism comprises a motor (31), a screw rod (32), a sliding block (33) and a guide rail (34), an output shaft of the motor (31) is fixedly connected with the screw rod (32), the sliding block (33) is slidably connected onto the guide rail (34), the screw rod (32) is inserted and connected into the sliding block (33) in a threaded manner, the sliding block (33) and the shutter (26) are respectively connected with two ends of the steel wire rope (27), the middle of the steel wire rope (27) is pulled by a pulley, and the pulley is rotatably connected onto the rack (1).

3. The automatic tea weighing device according to claim 1 or 2, wherein a support plate (41) is fixedly arranged on the machine frame (1), the support plate (41) is connected with a support plate (42) through a plurality of spring columns (46), the support plate (42) is connected with the trough (22) through a plurality of elastic thin plates (43), one side of one thin plate (43) is fixedly provided with an armature (44), and the support plate (42) is provided with an electromagnet (45) corresponding to the armature (44).

4. An automatic tea weighing apparatus according to claim 1 or 2, wherein the frame (1) is provided with a spoke-like weighing sensor (5) located below the receiving box (24).

5. An automatic tea weighing apparatus according to claim 1 or 2, wherein there are two receiving boxes (24).