CN112722479A

CN112722479A - Quantitative bag-dividing packaging machine for feed additives and using method thereof

Info

Publication number: CN112722479A
Application number: CN202110033834.2A
Authority: CN
Inventors: 周必炉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-04-30

Abstract

The invention discloses a quantitative bag-dividing packaging machine for feed additives and a using method thereof, and the quantitative bag-dividing packaging machine comprises a shell, wherein a first cavity with an upward opening is arranged in the shell, the lower side surface of the first cavity is communicated with and provided with a V-shaped cavity, the left side surface of the V-shaped cavity is coplanar with the left side surface of the first cavity, the right side surface of the V-shaped cavity is positioned on the right side of the right side surface of the first cavity, a first motor is arranged in the left wall of the V-shaped cavity, the right side surface of the first motor is provided with a first rotating shaft which extends rightwards and is rotationally connected to the right side surface of the V-shaped cavity, and a threaded disc is arranged on the first rotating shaft; the invention can adjust the weight of each bag of the feed additive packaged in bags.

Description

Quantitative bag-dividing packaging machine for feed additives and using method thereof

Technical Field

The invention relates to the technical field of feed additives, in particular to a quantitative bag-dividing packaging machine for feed additives and a using method thereof.

Background

The dosage of the feed additive needs to be strictly controlled, excessive feed of the feed additive not only can damage the health of poultry animals, but also can be accumulated in human bodies through food chains to cause damage to the human bodies which is difficult to estimate, but suppliers of the feed additive generally distribute the feed additive to downstream farms in bags in order to save transportation cost, and the dosage of the feed additive in bags is difficult to accurately control.

Disclosure of Invention

The invention aims to provide a quantitative bag-dividing packaging machine for feed additives and a using method thereof, which are used for overcoming the defects in the prior art.

The quantitative bag-dividing packaging machine for the feed additive comprises a shell, wherein a first cavity with an upward opening is arranged in the shell, a V-shaped cavity is communicated and arranged on the lower side surface of the first cavity, the left side surface of the V-shaped cavity is coplanar with the left side surface of the first cavity, the right side surface of the V-shaped cavity is positioned on the right side of the right side surface of the first cavity, a first motor is arranged in the left wall of the V-shaped cavity, a first rotating shaft which extends rightwards and is rotatably connected into the right side surface of the V-shaped cavity is mounted on the right side surface of the first motor, a threaded disc is mounted on the first rotating shaft, a second cavity is arranged on the lower side of the V-shaped cavity, a first through hole which extends downwards into the second cavity is arranged in the bottom wall of the V-shaped cavity on the right side of the first cavity, and a detection device capable of detecting, the lower side of the V-shaped cavity at the left side of the second cavity is provided with a third cavity with a forward opening, the rear side of the third cavity is provided with a fourth cavity, the front wall of the fourth cavity is internally provided with a second through hole which extends forwards into the third cavity, the bottom wall of the fourth cavity is fixedly provided with a second motor, the upper side of the second motor is provided with a second rotating shaft which extends upwards and is rotatably connected into the top wall of the fourth cavity, the second rotating shaft at the rear side of the second through hole is provided with a reciprocating thread, the upper limit of the reciprocating thread is parallel to the upper side of the second through hole and the lower limit of the reciprocating thread is parallel to the lower side of the second through hole, the second rotating shaft at the rear side of the second through hole is provided with a packing device which can automatically pack feed additive bags, and the third cavity is internally provided with a film drawing device which is matched with the packing device, and a fifth cavity is arranged in the bottom wall of the third cavity on the lower side of the packing device.

Optionally, the detection device comprises a limiting block fixedly arranged on the front wall and the rear wall of the second cavity, a slot penetrating forwards is arranged in the front wall of the second cavity on the lower side of the limiting block, a plurality of abutting blocks are fixedly arranged on the left wall of the slot at equal intervals, a nameplate is fixedly arranged on the front wall of the shell on the left side of the slot between each abutting block, weight parameters are carved on the nameplate, the right wall of the slot is connected with a second sliding block in an up-and-down sliding manner, a sliding groove with an opening towards the left is arranged in the left wall of the second sliding block, a third sliding block is connected in the sliding groove in a left-and-right sliding manner, the right wall of the third sliding block is connected to the right wall of the sliding groove through a second spring, the second sliding block extends backwards into the second cavity and is connected in the back wall of the second cavity in an up-and-down sliding manner, and a fourth, no. four sliders can by stopper limiting position and No. four slider downside through No. three springs with No. two sliders are connected, be equipped with in No. two cavity right walls and can assist the blevile of push of detection device work.

Optionally, blevile of push is including being located the stopper right side push away the silo in No. two cavity right walls, push away silo right wall and fit with a contraceptive ring and be equipped with the electro-magnet No. one, push away the silo in horizontal sliding connection have No. five sliders, No. five sliders through No. four spring coupling in push away silo right wall, the stopper downside be equipped with in No. two cavity right walls can by No. four sensors that the slider triggered.

Optionally, packing apparatus including set firmly in No. two through-hole undersides No. one fixed block on the wall behind the No. three cavities, be equipped with No. three through-holes that link up from top to bottom in the fixed block, be equipped with about sliding connection in No. four cavities in the wall and with No. two axis of rotation threaded connection's transfer line, the transfer line extends forward and gets into through No. two through-holes No. three cavities have set firmly No. two fixed blocks, be equipped with in No. two fixed blocks from top to bottom link up with No. four through-holes that No. three through-hole positions correspond, No. four through-hole outer loops No. two fixed block downside has set firmly the heat-seal cutter, be equipped with No. two sensors in No. two through-hole roof.

Optionally, the film drawing device comprises a third rotating shaft rotatably connected to the lower side of the slot in the rear wall of the second cavity, a fourth rotating shaft is rotatably connected to the rear wall of the second cavity on the upper side of the third rotating shaft, the fourth rotating shaft is positioned on the upper side of the first fixed block, a fifth through hole penetrating into the third cavity leftwards is formed in the left wall of the second cavity on the left side of the fourth rotating shaft, a fifth rotating shaft is rotatably connected to the rear wall of the third cavity on the left upper side of the first fixed block, a third motor is fixedly arranged in the rear wall of the third cavity on the left lower side of the fifth rotating shaft, a sixth rotating shaft is arranged on the front side surface of the third motor, a first fixed rod is fixedly arranged on the bottom wall of the third cavity, a lever is hinged to the upper end of the first fixed rod, a weight is fixedly arranged at the left end of the lever, and the right end of the lever is rotatably, be equipped with the roller bearing in the pivot, because the gravity of pouring weight can make roller bearing butt in No. six axis of rotation all the time through the lever, install the plastic film of lapping in No. three axis of rotation, No. one the plastic film in proper order the butt by No. six axis of rotation behind the last side of No. four axis of rotation, the last side of No. five axis of rotation collect, be equipped with the tectorial membrane device of symmetry with a plastic film in No. three cavitys.

Optionally, the tectorial membrane device is including rotating seven axis of rotation in connecting No. three cavity back walls of No. two fixed block upper left sides, No. two fixed block right sides No. three cavity back wall internal rotations are connected with No. eight axis of rotation, a fixed block with between No. two fixed blocks No. eight axis of rotation downside is equipped with No. nine axis of rotation, No. two plastic films of lapping are installed in No. seven axis of rotation, No. two plastic films in proper order the butt by No. six axis of rotation collect behind the upside of the upper right side of No. eight axis of rotation, the right downside of No. nine axis of rotation, No. five axis of rotation.

A use method of a quantitative bag-dividing packaging machine for feed additives comprises the following specific steps:

firstly, when the feed additive packaging machine needs to work, bagged feed additive is poured into the first cavity and the feed additive packaging machine is electrified, a thermocouple in a heat-sealing cutter can be heated when the feed additive packaging machine is electrified, so that the heat-sealing cutter can cut a plastic film, a first motor is electrified and drives a first rotating shaft to rotate, and the first rotating shaft drives a threaded disc to rotate and enables the feed additive in the V-shaped cavity to pass through a first through hole rightwards when rotating;

the feed additive passing through the first through hole is left on the upper side of the fourth sliding block, when the amount of the feed additive on the upper side of the fourth sliding block reaches the standard, the fourth sliding block slides downwards and triggers the first sensor, the first sensor releases a signal to enable the first motor to be powered off and enable the first electromagnet to be powered on repeatedly in a power-off mode, the fourth spring pushes the fifth sliding block to slide leftwards when the first electromagnet is powered off, the fifth sliding block is attracted to move rightwards when the first electromagnet is powered on, the feed additive retained on the fourth sliding block is pushed downwards in a power-on mode in a power-on and power-off mode, and the fourth sliding block slides upwards again and abuts against the lower side face of the limiting block and enables the first sensor to reset;

the third step is that the feed additive pushed down falls on the upper side of the first plastic film, the first sensor can enable the third motor to be powered on when being triggered, the third motor drives the sixth rotating shaft to rotate, the sixth rotating shaft can pull the first plastic film and the second plastic film, the feed additive on the upper side of the first plastic film can be driven by the first plastic film to move leftwards, the first sensor can enable the second motor to be powered on after being triggered for a certain delay, the second motor is powered on to drive the second rotating shaft to rotate, the transmission rod in threaded connection with the second rotating shaft drives the second fixed block to move downwards, the second sensor resets when the second fixed block moves downwards, the second sensor releases a signal to enable the third motor to be powered off, the feed additive on the first plastic film is located on the lower side of the fourth through hole, and when the second fixed block moves downwards to the lower limit of the reciprocating screw thread, the heat-seal cutter abuts against the upper side face of the first fixed block and performs heat-seal cutting on the first plastic film and the second plastic film, the sealed and cut plastic film contains a certain amount of feed additives which are just swept away, the plastic film can fall into the fifth cavity through the third through hole to be convenient for workers to pick up and use, then the transmission rod automatically moves upwards until the second sensor is triggered, the third motor is electrified to pull the waste film with the hole in the middle, the third motor is automatically powered off when the waste film is not on the upper side of the first fixed block for a certain time, the second sensor is triggered and releases a signal to enable the first electromagnet to automatically keep an electrified state and enable the first motor to be automatically electrified, and at the moment, the quantitative bagging machine completes one-time quantitative bagging work;

and fourthly, when the weight of the bagged feed additive needs to be changed, a worker holds the second sliding block with a hand and enables the third sliding block to be completely positioned in the sliding groove, at the moment, the second sliding block moves upwards or downwards to change the supporting force given to the fourth sliding block by the third spring, at the moment, the fourth sliding block slides downwards and triggers the weight of the feed additive needed by the first sensor to be changed, and at the moment, the quality of each bag of feed additive is changed.

The invention has the beneficial effects that: the invention has simple structure and convenient use, and can pack the bagged feed additive in bags to accurately control the dosage of the feed additive;

the invention can adjust the weight of each bag of the feed additive packaged in bags.

Drawings

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

FIG. 1 is a schematic view of a quantitative bagging machine for feed additives according to the present invention;

FIG. 2 is an enlarged schematic view of the structure of the detecting device of FIG. 1;

FIG. 3 is a schematic diagram of the structure of the present invention at the slot;

FIG. 4 is a left side view of the baling device of FIG. 1;

FIG. 5 is a schematic view of the structure of FIG. 1 at cavity number four;

fig. 6 is an enlarged schematic view of the structure at the cavity No. three in fig. 1.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-6, a quantitative bag dividing and packaging machine for a feed additive according to an embodiment of the present invention includes a housing 11, a first cavity 91 with an upward opening is provided in the housing 11, a V-shaped cavity 14 is provided in communication with a lower side surface of the first cavity 91, a left side surface of the V-shaped cavity 14 is coplanar with a left side surface of the first cavity 91, a right side surface of the V-shaped cavity 14 is located on a right side of the right side surface of the first cavity 91, a first motor 15 is provided in a left wall of the V-shaped cavity 14, a first rotating shaft 12 extending rightward and rotatably connected to the right side surface of the V-shaped cavity 14 is mounted on the right side surface of the first motor 15, a threaded disc 13 is mounted on the first rotating shaft 12, a second cavity 92 is provided on a lower side of the V-shaped cavity 14, a first through hole 81 extending downward into the second cavity 92 is provided in a bottom wall of the V-shaped cavity, be equipped with in a through-hole 81 and detect detection device 101 of single feed additive weight, No. two cavities 92 are left the 14 downside of V-arrangement chamber is equipped with the forward No. three cavity 93 of opening, No. three cavity 93 rear sides are equipped with No. four cavity 94, be equipped with in No. four cavity 94 antethecas and extend forward to No. two through-holes 82 in No. three cavity 93, No. four motor 18 has set firmly on the cavity 94 diapire, No. two motor 18's last side-mounting upwards extend and rotate connect in No. two axis of rotation 19 in No. four cavity 94 roof, be located No. two through-hole 82 rear sides No. two last processing of axis of rotation 19 has reciprocal screw thread 42, the last limit department of reciprocal screw thread 42 with No. two through-hole 82's last side parallel and reciprocal screw thread 42's lower limit department No. two through-hole 82's downside is parallel, No. two through-hole 82 rear sides be equipped with on No. two axis of rotation 19 can be automatic with the feed additive bag sealing and beat the The film drawing device 103 is arranged in the third cavity 93 and is matched with the packing device 102 to work, and a fifth cavity 95 is arranged in the bottom wall of the third cavity 93 and is arranged on the lower side of the packing device 102.

Preferably, the detection device 101 includes a limiting block 20 fixedly disposed on the front and rear walls of the second cavity 92, a slot 29 penetrating forward is disposed in the front wall of the second cavity 92 at the lower side of the limiting block 20, a plurality of abutting blocks 30 are fixedly disposed on the left wall of the slot 29 at equal intervals, a nameplate 31 is fixedly disposed on the front wall of the housing 11 at the left side of the slot 29 between the abutting blocks 30, a weight parameter is engraved on the nameplate 31, a second slider 23 is slidably connected to the right wall of the slot 29 up and down, a sliding slot 32 opened to the left is disposed in the left wall of the second slider 23, a third slider 33 is slidably connected to the inside of the sliding slot 32 left and right, the right wall of the third slider 33 is connected to the right wall of the sliding slot 32 through a second spring 34, the second slider 23 extends backward into the second cavity 92 and is simultaneously slidably connected to the rear wall of the second cavity 92 up and down, a fourth slider 21 is slidably connected to the front and rear walls of the second cavity 92 at the upper side of the second slider 23, the fourth slider 21 can be limited by the limiting block 20, the lower side surface of the fourth slider 21 is connected with the second slider 23 through a third spring 22, and a material pushing device 104 capable of assisting the detection device 101 in working is arranged in the right wall of the second cavity.

Preferably, the pushing device 104 includes a pushing groove 27 located on the right side of the limiting block 20 and inside the right wall of the second cavity 92, a first electromagnet 26 is annularly arranged on the right wall of the pushing groove 27, a fifth slider 28 is slidably connected inside the pushing groove 27 in a left-right direction, the fifth slider 28 is connected to the right wall of the pushing groove 27 through a fourth spring 25, and a first sensor 24 capable of being triggered by the fourth slider 21 is arranged inside the right wall of the second cavity 92 on the lower side of the limiting block 20.

Preferably, packing apparatus 102 is including setting firmly in No. two through-hole 82 downside No. one fixed block 35 on the wall behind No. three cavities 93, be equipped with No. three through-holes 83 that link up from top to bottom in No. one fixed block 35, be equipped with upper and lower sliding connection in No. four cavities 94 in the wall behind and with No. two axis of rotation 19 threaded connection's transfer line 37, transfer line 37 extends forward and gets into through No. two through-holes 82 No. three cavities 93 have set firmly No. two fixed blocks 38, be equipped with in No. two fixed blocks 38 from top to bottom link up with No. four through-holes 84 that No. three through-holes 83 positions correspond, No. four through-holes 84 outer loop No. two fixed blocks 38 downside have set firmly heat-seal cutter 40, be equipped with No. two sensors 41 in No. two through-hole 82 roof.

Preferably, the film drawing device 103 includes a third rotating shaft 43 rotatably connected to the lower side of the slot 29 in the rear wall of the second cavity 92, a fourth rotating shaft 44 is rotatably connected to the rear wall of the second cavity 92 on the upper side of the third rotating shaft 43, the fourth rotating shaft 44 is located on the upper side of the first fixing block 35, a fifth through hole 85 penetrating into the third cavity 93 leftwards is formed in the left wall of the second cavity 92 on the left side of the fourth rotating shaft 44, a fifth rotating shaft 45 is rotatably connected to the rear wall of the third cavity 93 on the upper left side of the first fixing block 35, a third motor 46 is fixedly arranged in the rear wall of the third cavity 93 on the lower left side of the fifth rotating shaft 45, a sixth rotating shaft 47 is mounted on the front side of the third motor 46, a first fixing rod 49 is fixedly arranged on the bottom wall of the third cavity 93, and a lever 51 is hinged to the upper end of the first fixing rod 49, the left end of lever 50 is equipped with the pouring weight 51 admittedly, the right-hand member of lever 50 rotates and is connected with the pivot that extends forward, be equipped with the roller bearing 52 in the pivot, because the gravity of pouring weight 51 can make roller bearing 52 butt in No. six axis of rotation 47 all the time through lever 50, install a plastic film 48 of lapping on No. three axis of rotation 43, No. one plastic film 48 butts in proper order and is collected by No. six axis of rotation 47 behind the upside of No. four axis of rotation 44, No. five axis of rotation 45, be equipped with the tectorial membrane device 106 with a plastic film symmetry in No. three cavities 93.

Preferably, tectorial membrane device 106 is including rotating No. seven axis of rotation 53 in connecting No. three cavity 93 back walls of No. two fixed block 38 upper left sides, No. two fixed block 38 right sides No. three cavity back wall internal rotation are connected with No. eight axis of rotation 54, a fixed block 35 with between No. two fixed blocks 38 No. eight axis of rotation 54 downside is equipped with No. nine axis of rotation 55, No. two plastic film 56 of lapping are installed to No. seven axis of rotation 53, No. two plastic film 56 in proper order the butt collect by No. six axis of rotation 47 behind No. eight axis of rotation 54 upper right side, No. nine axis of rotation 55 lower right side, No. five axis of rotation 45's the upside.

firstly, when the invention is required to work, bagged feed additives are poured into the first cavity 91 and the invention is electrified, when the invention is electrified, a thermocouple in the heat-sealing cutter 40 can be heated, so that the heat-sealing cutter 40 can cut a plastic film, and at the moment, the first motor 15 is electrified and drives the first rotating shaft 12 to rotate, and when the first rotating shaft 12 rotates, the first rotating shaft drives the threaded disc 13 to rotate and enables the feed additives in the V-shaped cavity 14 to pass through the first through hole 81 rightwards;

the second step is that the feed additive passing through the first through hole 81 is left on the upper side of the fourth sliding block 21, when the amount of the feed additive on the upper side of the fourth sliding block 21 reaches the standard, the fourth sliding block 21 slides downwards and triggers the first sensor 24, the first sensor 24 releases a signal to enable the first motor 15 to be powered off and enable the first electromagnet 26 to be powered on and powered off repeatedly, the fourth spring 25 pushes the fifth sliding block 28 to slide leftwards when the first electromagnet 26 is powered off, the fifth sliding block 28 is attracted to move rightwards when the first electromagnet 26 is powered on, the feed additive retained on the fourth sliding block 21 is pushed leftwards when the first sensor is powered on and powered off, and at the moment, the fourth sliding block 21 slides upwards again and abuts against the lower side surface of the limiting block 20 to enable the first sensor 24 to reset;

the third step is that the pushed feed additive falls on the upper side of the first plastic film 48, the first sensor 24 can enable the third motor 46 to be electrified when being triggered, the third motor 46 is electrified to drive the sixth rotating shaft 46 to rotate, the sixth rotating shaft 46 can pull the first plastic film 48 and the second plastic film 56 when rotating, the feed additive on the upper side of the first plastic film 48 can be driven by the first plastic film 48 to move leftwards, the first sensor 24 is triggered to enable the second motor 18 to be electrified after a certain delay, the second motor 18 is electrified to drive the second rotating shaft 19 to rotate, the transmission rod 37 in threaded connection with the second rotating shaft 19 drives the second fixing block 38 to move downwards, the second sensor 41 is reset when the second fixing block 38 moves downwards, the second sensor 41 releases a signal to power off the third motor 46, and the feed additive on the first plastic film 48 is located on the lower side of the fourth through hole 84, when the second fixed block 38 moves downwards to the lower limit of the reciprocating screw thread 42, the heat-sealing cutter 40 abuts against the upper side surface of the first fixed block 41 and performs heat-sealing cutting on the first plastic film 48 and the second plastic film 56, the sealed and cut plastic films contain a certain amount of feed additives which are just swept down, the plastic film package falls into the fifth cavity 95 through the third through hole 83 so that a worker can conveniently pick up and utilize the plastic film package, then the transmission rod 37 automatically moves upwards until the second sensor 41 is triggered, at the moment, the third motor 46 is electrified to pull the waste film with the hole in the middle, the third motor 46 is automatically powered off when the waste film is not positioned on the upper side of the first fixing block 35 after a certain time, the second sensor 41 is triggered and simultaneously releases a signal to enable the first electromagnet 26 to automatically keep the electrified state and the first motor 15 to be automatically electrified, and at the moment, the quantitative bagging work is finished once;

fourthly, when the bagging weight of the invention needs to be changed, a worker holds the second sliding block 23 by hand and enables the third sliding block 33 to be completely positioned in the sliding groove 32, at the moment, the second sliding block 23 is moved upwards or downwards to change the supporting force given to the fourth sliding block 21 by the third spring 22, at the moment, the fourth sliding block 21 slides downwards and the weight of the feed additive needed by triggering the first sensor 24 is changed, and at the moment, the quality of each bag of feed additive of the invention is changed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a ration of feed additive divides bag packagine machine, includes the shell, its characterized in that: the casing is internally provided with a first cavity with an upward opening, the lower side surface of the first cavity is communicated with a V-shaped cavity, the left side surface of the V-shaped cavity is coplanar with the left side surface of the first cavity, the right side surface of the V-shaped cavity is positioned on the right side of the right side surface of the first cavity, the inside of the left wall of the V-shaped cavity is provided with a motor, the right side surface of the motor is provided with a first rotating shaft which extends rightwards and is connected in the right side surface of the V-shaped cavity in a rotating way, the first rotating shaft is provided with a threaded disc, the lower side of the V-shaped cavity is provided with a second cavity, the bottom wall of the V-shaped cavity positioned on the right side of the first cavity is provided with a first through hole which extends downwards into the second cavity, a detection device capable of detecting the weight of a single feed additive is arranged in the first through, a fourth cavity is arranged at the rear side of the third cavity, a second through hole which extends forwards into the third cavity is arranged in the front wall of the fourth cavity, a second motor is fixedly arranged on the bottom wall of the fourth cavity, a second rotating shaft which extends upwards and is rotatably connected in the top wall of the fourth cavity is arranged on the upper side surface of the second motor, a reciprocating thread is processed on the second rotating shaft positioned at the rear side of the second through hole, the upper limit of the reciprocating screw thread is parallel to the upper side surface of the second through hole and the lower limit of the reciprocating screw thread is parallel to the lower side surface of the second through hole, a packing device capable of automatically packing the feed additive sealing bag is arranged on the second rotating shaft at the rear side of the second through hole, and a film pulling device which is matched with the packing device to work is arranged in the third cavity, and a fifth cavity is arranged in the bottom wall of the third cavity on the lower side of the packing device.

2. The quantitative bagging device for the feed additive according to claim 1, wherein: the detection device comprises a limiting block fixedly arranged on the front wall and the rear wall of the second cavity, a slot which is penetrated forwards is arranged in the front wall of the second cavity at the lower side of the limiting block, a plurality of abutting blocks are fixedly arranged on the left wall of the slot at equal intervals, a nameplate is fixedly arranged on the front wall of a shell on the left side of the slot between each abutting block, weight parameters are carved on the nameplate, a second sliding block is connected on the right wall of the slot in an up-and-down sliding manner, a sliding groove which is opened towards the left is arranged in the left wall of the second sliding block, a third sliding block is connected in the sliding groove in a left-and-right sliding manner, the right wall of the third sliding block is connected to the right wall of the sliding groove through a second spring, the second sliding block extends backwards into the second cavity and is simultaneously connected in the rear wall of the second cavity in an up-and-down sliding manner, no. four sliders can by stopper limiting position and No. four slider downside through No. three springs with No. two sliders are connected, be equipped with in No. two cavity right walls and can assist the blevile of push of detection device work.

3. A quantitative bagging apparatus for feed additive according to claim 2, wherein: blevile of push is including being located the stopper right side push away the silo in No. two cavity right walls, push away the silo right wall and fit with a contraceptive ring and be equipped with the electro-magnet No. one, push away the silo in horizontal sliding connection have No. five sliders, No. five sliders through No. four spring coupling in push away the silo right wall, the stopper downside be equipped with in No. two cavity right walls can by No. four sensors that the slider triggered.

4. The quantitative bagging device for the feed additive according to claim 1, wherein: packing apparatus is including setting firmly in No. two through-hole downside a fixed block on the wall behind the No. three cavities, be equipped with No. three through-holes that link up from top to bottom in the fixed block, sliding connection about being equipped with in No. four cavities in the wall and with No. two axis of rotation threaded connection's transfer line, the transfer line extends forward and gets into through No. two through-holes No. three the cavity has set firmly No. two fixed blocks, be equipped with in No. two fixed blocks from top to bottom link up with No. four through-holes that No. three through-hole positions correspond, No. four through-hole outer loops No. two fixed block downside has set firmly the heat-seal cutter, be equipped with No. two sensors in the through-hole roof No. two.

5. The quantitative bagging device for the feed additive according to claim 1, wherein: the film drawing device comprises a third rotating shaft which is rotatably connected to the lower side of the slot and is arranged in the rear wall of the second cavity, a fourth rotating shaft is rotatably connected to the rear wall of the second cavity at the upper side of the third rotating shaft, the fourth rotating shaft is positioned at the upper side of the first fixed block, a fifth through hole which penetrates into the third cavity leftwards is arranged in the left wall of the second cavity at the left side of the fourth rotating shaft, a fifth rotating shaft is rotatably connected to the rear wall of the third cavity at the upper left side of the first fixed block, a third motor is fixedly arranged in the rear wall of the third cavity at the lower left side of the fifth rotating shaft, a sixth rotating shaft is arranged on the front side surface of the third motor, a first fixed rod is fixedly arranged on the bottom wall of the third cavity, a lever is hinged to the upper end of the first fixed rod, a weight is fixedly arranged at the left end of the lever, and the right, be equipped with the roller bearing in the pivot, because the gravity of pouring weight can make roller bearing butt in No. six axis of rotation all the time through the lever, install the plastic film of lapping in No. three axis of rotation, No. one the plastic film in proper order the butt by No. six axis of rotation behind the last side of No. four axis of rotation, the last side of No. five axis of rotation collect, be equipped with the tectorial membrane device of symmetry with a plastic film in No. three cavitys.

6. A quantitative bagging apparatus for feed additive according to claim 5, wherein: the tectorial membrane device is including rotating seven axis of rotation in connecting No. three cavity back walls in No. two fixed block upper left sides, No. two fixed block right sides No. three cavity back wall internal rotations are connected with No. eight axis of rotation, a fixed block with between No. two fixed blocks No. eight axis of rotation downside is equipped with No. nine axis of rotation, No. two plastic films of lapping are installed in No. seven axis of rotation, No. two plastic films in proper order the butt by No. six axis of rotation collect behind the upside of the upper right side of No. eight axis of rotation, the right downside of No. nine axis of rotation, No. five axis of rotation.

7. A use method of a quantitative bag-dividing packaging machine for feed additives comprises the following specific steps: