CN219382871U - Cut-off hopper of vibration feeding scale - Google Patents

Abstract

The utility model discloses a cutting hopper of a vibration feeding scale, which comprises a frame, a vibration feeding machine, a discharging hopper and a speed-regulating cutting hopper, wherein the vibration feeding machine and the speed-regulating cutting hopper are arranged in the frame, a discharging hole of the vibration feeding machine extends into a cutting hopper feeding hole of the speed-regulating cutting hopper, a cover plate is arranged on the feeding hole of the discharging hopper, a hopper body of the speed-regulating cutting hopper is fixed on the cover plate, the discharging hole of the speed-regulating cutting hopper penetrates through the cover plate to extend into the discharging hopper, a speed-regulating cutting door is arranged at the discharging hole of the speed-regulating cutting hopper, a door shaft frame is arranged on the cover plate at the outer side of the discharging hole, a door shaft of the speed-regulating cutting door is arranged on the door shaft frame, and a pull shaft is arranged at the outer side of the speed-regulating cutting door and is connected with a cutting door driving mechanism. By means of the method, the influence of weighing time delay on the total bagging amount can be reduced by adjusting the material passing speed of the cutting hopper, and bagging errors are reduced.

Description

Cut-off hopper of vibration feeding scale

Technical Field

The utility model relates to the field of charging equipment, in particular to a cut-off hopper of a vibratory feeding scale.

Background

When powder or granules are fed and packed, the materials are filled into the packaging bags through the discharging hopper by adopting a vibrating feeder, the instant weight of the packaging bags is weighed by the electronic scale in the process, when the weight reaches a preset value, the feeding is stopped by the vibrating feeder, the discharging holes of the discharging hopper are simultaneously closed, then the packaging bags leave the discharging holes and enter a sealing process, then the next packaging bag enters a filling level, and at the moment, the discharging holes are opened again, and the filling action is repeated. In this process, the electronic scale has a certain time delay in weighing data, so that the packing quantity is always higher than the rated value.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a cutting hopper which can improve the packaging precision of a packaging bag and reduce weight errors.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a hopper cuts of vibration feed balance, including frame, vibration feeder, lower hopper and speed governing cut the fill, vibration feeder and speed governing cut fill install in the frame, vibration feeder's discharge gate stretches into in the speed governing cuts the fill feed inlet of cutting the fill, install the apron on the feed inlet of lower hopper, the speed governing cuts the fill body of fighting and fixes on the apron, the speed governing cuts the discharge gate of fighting and passes the apron stretches into in the lower hopper, the speed governing cuts the discharge gate position of fighting and installs the speed governing and cuts the door, install the door frame on the apron in the discharge gate outside, the door axle that the speed governing cut the door is installed on the door frame, the pull axle is installed to the speed governing cut the door outside, the pull axle is connected door axle actuating mechanism, door axle actuating mechanism can pass the pull axle drives the speed governing cuts the door and accomplishes opening and closing action.

In a preferred embodiment of the utility model, the door shaft driving mechanism comprises a driving cylinder, a cylinder seat and a pull rod, wherein the cylinder seat is arranged on a frame right above one side of the speed regulation cut-off bucket body, the bottom of the driving cylinder is hinged with the cylinder seat, the pull rod is hinged with a telescopic rod of the driving cylinder, a fisheye joint is arranged at the end of the pull rod, and the fisheye joint can be connected with the pull shaft in a matching way.

In a preferred embodiment of the utility model, a baffle plate is arranged in the speed-regulating cutting hopper to divide the speed-regulating cutting hopper into two material channels, the cutting gate consists of two cutting gate doors, one cutting gate is arranged at the bottom of each material channel, and each cutting gate is provided with an independent gate shaft bracket and gate shaft driving mechanism. The two material channels are a large material channel and a small material channel respectively, the cross section area of the large material channel is 2-3 times that of the small material channel, a first truncated door is arranged at the bottom of the large material channel, and a second truncated door is arranged at the bottom of the small material channel.

In a preferred embodiment of the utility model, a breathing tube is also mounted on the cover plate.

In a preferred embodiment of the utility model, the pull rod is provided with a pull rod protection cover.

The beneficial effects of the utility model are as follows: according to the utility model, the material interception hopper capable of controlling the material speed is added between the discharge port and the discharging hopper of the vibration feeding machine, so that on one hand, the special material interception hopper can timely close the material channel when the weighing data of the packaging bag reach the standard, and on the other hand, the material discharging speed can be reduced when the bagging weight is close to the standard according to the bagging amount during bagging, thereby effectively reducing errors caused by the time delay problem of data feedback during bagging, improving the accuracy of the charging data and reducing material waste.

Drawings

FIG. 1 is a schematic view of a sectional door pulling principle according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the pull shaft of the illustrated embodiment in elevation after disengagement;

the components in the drawings are marked as follows:

1. the device comprises a frame, a vibrating feeder, a feeding hole, a speed-regulating cutting-off bucket, a discharging bucket, a cover plate, a breathing pipe, a feeding hole, a speed-regulating cutting-off bucket, a discharging bucket, a cover plate and a breathing pipe, wherein the frame, the vibrating feeder, the feeding hole, the speed-regulating cutting-off bucket and the breathing pipe are arranged in sequence, and the frame, the vibrating feeder, the feeding hole, the speed-regulating cutting-off bucket, the feeding hole, the speed-regulating cutting-9, a first cylinder tail seat, 10, a second cylinder tail seat, 11, a first driving cylinder, 12, a second driving cylinder, 13, a first pull rod,

14. A second pull rod, 15, a first protective cover, 16, a second protective cover, 17, a first fish-eye joint,

18. The second fish eye joint, 19, first door shaft bracket, 20, second door shaft bracket, 21, first truncated door, 22, second truncated door, 23, first pull shaft, 24 and second pull shaft.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1 and 2, an embodiment of the present utility model includes:

the utility model provides a vibration feed balance cut hopper, includes frame 1, vibration feeder 2, lower hopper 6 and speed governing cut fill 5, vibration feeder 2 and speed governing cut fill 5 install in frame 1, vibration feeder 2's discharge gate stretches into in the speed governing cuts fill feed inlet 4 of fill 5, install apron 7 on the feed inlet of lower hopper 6, speed governing cuts fill 5's body is fixed on apron 7, speed governing cuts fill 5's discharge gate passes apron 7 stretches into in the lower hopper 6, speed governing cuts fill 5's discharge gate position and installs the speed governing and cut the door, install corresponding gate-shaft frame on the apron 7,

the speed regulation cuts fill 5 inside and sets up the baffle with the speed regulation cuts fill 5 and separates into a big one little two material passageway, big material passageway's cross sectional area is 2 ~ 3 times of the cross sectional area of little material passageway, and general proportion is 2 in actual production: 1, because two material channels are arranged in the speed regulation cutting hopper 5, the corresponding speed regulation cutting door is divided into two sub-doors, namely a first cutting sub-door 21 installed below the large material channel and a second cutting sub-door 22 installed below the small material channel, the door shaft frame on the cover plate 7 is also correspondingly divided into a first door shaft frame 19 and a second door shaft frame 20, and the first door shaft frame 19 and the second door shaft frame 20 are on the same side of the speed regulation cutting hopper 5.

The door shaft of first clipper door 21 is installed on first door shaft bracket 19, first clipper door 21 installs first pull shaft 23 in the outside, first clipper door 21 actuating mechanism is connected to first pull shaft 23, first clipper door actuating mechanism includes first actuating cylinder 11, first cylinder tailstock 9 and first pull rod 13, first cylinder tailstock 9 is installed on frame 1 directly over speed governing clipper 5 body one side, first actuating cylinder 11 bottom with first cylinder tailstock 9 articulates, first pull rod 13 with the telescopic link of first actuating cylinder 11 articulates, first fish-eye joint 17 is installed to first pull rod 13 end, first fish-eye joint 17 can with first pull shaft 23 matchingly connect, can with first pull shaft 23 connects. By the mode, the first truncated door driving mechanism can drive the first truncated door to finish opening and closing actions.

The door shaft of the second truncated sub-door 22 is installed on the second door shaft frame 20, a second pull shaft 24 is installed on the outer side of the second truncated sub-door 22, the second pull shaft is connected with a second truncated sub-door driving mechanism, the second truncated sub-door driving mechanism comprises a second driving air cylinder 12, a second air cylinder tail seat 10 and a second pull rod 14, the second air cylinder tail seat 10 is installed on the frame 1 right above the other side, opposite to the body, of the speed regulation truncated bucket 5, the bottom of the second driving air cylinder 12 is hinged with the second air cylinder tail seat 10, the second pull rod 14 is hinged with a telescopic rod of the second driving air cylinder 12, a second fisheye joint 18 is installed at the end head of the second pull rod 14, and the second fisheye joint 18 can be connected with the second pull shaft 24 in a matching manner. In this way, the second chopper door driving mechanism can drive the second chopper door 22 to complete opening and closing actions.

The cover plate 7 is also provided with a breathing pipe 8, and the breathing pipe 8 can prevent the powder material entering the device from backflushing, so that the pollution of the powder to the pull rod mechanism is reduced. The first pull rod 13 is provided with the first pull rod protection cover 15, and the second pull rod 14 is provided with the second pull rod protection cover 16, so that the problem that bearing is jammed in a fisheye joint or a hinged position bearing of the end of the pull rod after powder recoil enters the position of the frame 1 in the long-term use process can be avoided.

The working principle of the utility model is as follows:

when the material is actually fed, the material enters the speed-regulating cut-off hopper 5 through the vibration feeder 2, at the beginning, the telescopic rods of the first driving air cylinder 11 and the second driving air cylinder 12 are simultaneously extended, the first cut-off sub-door 21 and the second cut-off sub-door 22 are simultaneously opened for quick feeding, when the material below the lower hopper 6 is close to the bagging standard value, the telescopic rods of the first driving air cylinder 11 are contracted, the first cut-off sub-door 21 is pulled by the first pull rod 13 to be closed, the material can only pass through the second cut-off sub-door 22 with smaller cross section, so that the material passing speed is reduced, namely the material bagging speed is reduced, the bagging quantity is finely controlled, the bagging error caused by the time delay of the automatic weighing system is effectively reduced, when the bagging quantity is poured to a preset value, the telescopic rods of the second driving air cylinder 12 are contracted, the second cut-off sub-door 22 is pulled by the second cut-off sub-door 14 to be closed, and after the bagging is replaced, the first cut-off sub-door 21 and the second cut-off sub-door 22 are simultaneously opened, and the material stored in a large material channel due to the fact that the first cut-off sub-door 21 is singly closed at the front can be discharged for one time, and the whole bagging efficiency is improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. The utility model provides a hopper cuts of vibration feed balance, its characterized in that includes frame, vibration feeder, lower hopper and speed governing cut the fill, vibration feeder and speed governing cut fill install in the frame, vibration feeder's discharge gate stretches into in the speed governing cuts fill feed inlet of fill, install the apron on the feed inlet of lower hopper, the speed governing cuts the body of fill and fixes on the apron, the speed governing cuts the discharge gate of fill and passes the apron stretches into in the lower hopper, the speed governing cuts the discharge gate position of fill and installs the speed governing and cut the door, install the pedestal on the apron in the discharge gate outside, the speed governing cuts the door spindle of door and installs on the pedestal, the speed governing cuts the door outside and installs the pull axle, the pull axle is connected the door spindle actuating mechanism, the door spindle actuating mechanism can drive through the pull axle speed governing cuts the door and accomplishes opening and closing action.

2. The truncated hopper of vibratory feed scales as recited in claim 1 wherein the gate shaft drive mechanism includes a drive cylinder, a cylinder block and a pull rod, the cylinder block is mounted on the frame directly above one side of the speed governing truncated bucket body, the bottom of the drive cylinder is hinged to the cylinder block, the pull rod is hinged to the telescopic rod of the drive cylinder, a fisheye fitting is mounted to the end of the pull rod, and the fisheye fitting is capable of being connected with the pull shaft in a matched manner.

3. The truncated hopper of vibratory feed scale of claim 1, wherein a baffle is disposed within the speed-governing truncated hopper to divide the speed-governing truncated hopper into two material channels, the truncated door comprising two truncated doors, one truncated door mounted to the bottom of each material channel, each truncated door mounted with an independent door spindle bracket and spindle drive mechanism.

4. A truncated hopper of a vibratory feed scale as set forth in claim 3 wherein said two material channels are a large material channel and a small material channel, respectively, said large material channel having a cross-sectional area between 2 and 3 times the cross-sectional area of the small material channel, a first truncated gate being mounted at the bottom of said large material channel and a second truncated gate being mounted at the bottom of said small material channel.

5. The cutoff hopper of a vibratory feed scale of claim 1 wherein a breathing tube is also mounted on the cover plate.

6. The cutoff hopper of a vibratory feed scale of claim 2 wherein a tie bar shield is mounted on the tie bar.