CN212862149U

CN212862149U - Automatic bag returning device of valve bag packaging machine

Info

Publication number: CN212862149U
Application number: CN202021638150.2U
Authority: CN
Inventors: 钱新华; 高国焰
Original assignee: Changzhou Aibuna Machinery Co ltd
Current assignee: Changzhou Aibuna Machinery Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-04-02
Anticipated expiration: 2030-08-07

Abstract

The utility model relates to a valve bag packagine machine's automation moves back bagging apparatus belongs to equipment for packing technical field, and it includes the casing, be provided with out the tap on the casing, be fixed with the frame on the casing, movable being provided with in the frame moves back a bag mechanism automatically. The staff overlaps the valve bag cover on the ejection of compact mouth, and the bottom of valve bag is placed on automatic bag mechanism that moves back, and the material is discharged from the ejection of compact mouth, gets into in the valve bag, and after the valve bag was filled, start automatic bag mechanism that moves back, moves back the valve bag from the ejection of compact mouth, then descends to the conveyer belt. Thereby reducing the manual bag-withdrawing process and reducing the labor force.

Description

Automatic bag returning device of valve bag packaging machine

Technical Field

The application relates to the technical field of packaging equipment, in particular to an automatic bag returning device of a valve bag packaging machine.

Background

The valve bag is commonly called as a bottom pasting bag, is fed from a top or bottom valve port, is filled with materials by special filling equipment such as a packaging machine to form a square body, has higher firmness and low breakage rate, and is mainly applied to packaging powdery or granular solid materials and flexible articles such as edible powder, chemical fertilizer, synthetic material, explosive, grain, salt, mineral substance and the like.

When the packaging machine utilizes the valve bag to package solid materials or flexible materials, the valve port of the valve bag is tightly pressed on the discharging nozzle of the packaging machine, in the related technology, a pneumatic or electric bag pressing device is adopted, the valve bag is manually sleeved on the discharging nozzle, whether the valve bag is sleeved or not is detected through a sensor, an electric signal is given to the PLC controller, the PLC controller controls the bag pressing device to work, after the bag is full, the electric signal is sent to the PLC controller through the sensor, and the PLC controller controls the bag pressing device to loosen. The valve bag falls onto a bag pushing plate below the discharge nozzle, and the valve bag filled with materials is conveyed to a stacking position by an operator to be stacked.

In view of the above related technologies, the inventor believes that after the valve bag is filled by the packaging machine, the valve bag is manually carried to a stacking position for placement, so that the labor intensity of the workers is increased, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve because artifical transport, lead to artifical high in labor strength, the low problem of production efficiency, this application provides a valve bag packagine machine's automation and moves back bagging apparatus.

The application provides a pair of valve bag packagine machine's automation moves back bagging apparatus adopts following technical scheme:

the automatic bag returning device of the valve bag packaging machine comprises a shell, wherein a discharge nozzle is arranged on the shell, a rack is fixed on the shell, and an automatic bag returning mechanism is movably arranged on the rack.

Through adopting above-mentioned technical scheme, the staff overlaps the valve port bag cover on the ejection of compact mouth, and the bottom of valve port bag is placed on automatic bag mechanism that moves back, and the material is discharged from the ejection of compact mouth, gets into in the valve port bag, and after the valve port bag was filled, start automatic bag mechanism that moves back, moves back the valve port bag from the ejection of compact mouth, then descends to the conveyer belt. Thereby reducing the manual bag-withdrawing process and reducing the labor force.

Preferably, the automatic bag withdrawing mechanism comprises a pushing assembly and a blanking assembly which are connected with each other, wherein the pushing assembly comprises a first cylinder, a first connecting rod, a second connecting rod and a first connecting rod, and the first connecting rod, the connecting rod and the second connecting rod are sequentially hinged with the head and the tail of the rack;

a mounting seat is fixed at one end of the rack facing the shell, the mounting seat is fixed on the shell, the first air cylinder is hinged with the mounting seat, and a telescopic rod of the first air cylinder is rotatably connected with a hinged part of the first connecting rod and the connecting rod;

a first fixing plate is attached to the connecting rod, a first baffle is vertically fixed on one side, away from the first cylinder, of the first fixing plate, a push plate is fixed on one side, facing the second side link, of the first baffle, and the first baffle and the push plate are arranged in an L shape;

the bottom of first baffle and push pedal is provided with fixed frame, the unloading subassembly is movable to be set up in fixed frame.

Through adopting above-mentioned technical scheme, start first cylinder, the telescopic link extension of first cylinder drives first side link, connecting rod and the motion of second side link, because first side link and second side link all are articulated with the frame, therefore first side link and second side link are the swing trend, and the connecting rod will be the trend of going up and down, and the first fixed plate of arranging on the connecting rod in drives first baffle and fixed frame and is the elevating movement, drives the unloading subassembly through fixed frame and is the elevating movement. The valve bag placed on the blanking assembly can do lifting movement along with the blanking assembly.

After the valve bag was filled with, start first cylinder, the connecting rod drives the valve bag and rises to the highest point, then begins to descend gradually, and the in-process that rises breaks away from between the opening of valve bag and the ejection of compact mouth, makes the gravity of valve bag not totally exert on ejection of compact mouth, and from the in-process that the highest point descends, the valve bag will break away from with ejection of compact mouth gradually and be connected. If there is not this process that rises, need break away from the discharge nozzle with the valve bag by force, the moment that valve bag and discharge nozzle break away from, the discharge nozzle will lose pressure in the twinkling of an eye, produces the phenomenon of resilience easily, not only reduces discharge nozzle fatigue strength easily, and the material of discharge nozzle inside still shakes off subaerial easily moreover.

Preferably, the pushing assemblies are arranged in at least two groups, and the two groups of pushing assemblies are symmetrically arranged along the central plane of the push plate;

the side, away from the first baffle, of the push plate is fixedly provided with a second baffle, the first baffle and the second baffle are located between the two first connecting rod frames, one side, away from the blanking assembly, of the second baffle is fixedly provided with a second fixing plate, and one side, facing the blanking assembly, of the second fixing plate and one side, away from the blanking assembly, of the connecting rod are mutually attached.

Through adopting above-mentioned technical scheme, promote the subassembly and set up to two sets of at least, can further play fixed effect to fixed frame, make the valve port bag place more stably on the unloading subassembly.

Preferably, the first baffle and the second baffle are both obliquely arranged towards the direction of the push plate, and the distance between the first baffle and the second baffle is gradually reduced towards the push plate.

Through adopting above-mentioned technical scheme, first baffle and second baffle are the gradual expansion trend towards the direction of keeping away from the push pedal, can be convenient for the push pedal release the valve bag.

Preferably, one side of each of the two second side link rods, which is far away from the connecting rod, is fixedly provided with a connecting plate.

Through adopting above-mentioned technical scheme, the setting of connecting plate can make two pushing assemblies simultaneous movement to can make the valve bag be difficult to produce crooked phenomenon on the unloading subassembly.

Preferably, the first baffle extends towards the direction of keeping away from the push pedal and has a third baffle, the second baffle extends towards the direction of keeping away from the push pedal and has a fourth baffle, one side that first baffle was kept away from to the third baffle is fixed with the fifth baffle, first baffle, second baffle, third baffle, fourth baffle and fifth baffle all are fixed in on the fixed frame.

Through adopting above-mentioned technical scheme, the setting of third baffle, fourth baffle and fifth baffle can carry on spacingly to the position of valve bag, makes the valve bag be difficult to the slope.

Preferably, the unloading subassembly includes second cylinder and backup pad, the articulated setting between second cylinder and the connecting rod, the backup pad is located fixed frame inside, ejection of compact mouth is located the backup pad directly over, the lateral wall of backup pad is articulated with fixed frame's a lateral wall, the bottom surface of backup pad is fixed with the catch bar, the telescopic link of second cylinder is articulated with the one end that the backup pad was kept away from to the catch bar.

Through adopting above-mentioned technical scheme, after breaking away from the connection between valve bag and the ejection of compact mouth, start the second cylinder, the telescopic link of second cylinder shortens, can stimulate the catch bar, opens the backup pad through the catch bar, and the valve bag will descend to the below of automatic bag structure that moves back. The second cylinder extends, and the catch bar will promote the backup pad and close, supports the valve bag.

Preferably, limiting plates are fixed on two sides of the supporting plate, one of the limiting plates is attached to the bottom surface of the fixed frame, and the other limiting plate is hinged to the fixed frame.

Through adopting above-mentioned technical scheme, the installation between backup pad and the fixed frame of being convenient for can be realized to the setting of limiting plate, when making the installation between backup pad and the fixed frame, is difficult to produce the dislocation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the automatic bag withdrawing mechanism, the process of manually withdrawing bags can be reduced, so that the effect of labor force is reduced;

2. through the arrangement of the first cylinder, the first connecting rod, the connecting rod and the second connecting rod, the effect of facilitating the separation and connection between the valve bag and the blanking nozzle can be achieved;

3. through the setting of connecting plate, can play and make the valve bag be difficult to produce crooked effect on the unloading subassembly.

Drawings

Fig. 1 is a schematic view of the overall structure of a packaging machine in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a left side view of an automatic bag withdrawing device in the embodiment of the present application;

fig. 3 is a schematic structural diagram of a right side view of the automatic bag withdrawing device in the embodiment of the present application.

Description of reference numerals: 1. a housing; 11. a discharging nozzle; 2. a frame; 3. an automatic bag withdrawing mechanism; 31. a pushing assembly; 311. a first cylinder; 312. a first link bar 313, a link bar; 314. a second side link; 315. a mounting seat; 316. a connecting plate; 317. a fixed block; 32. a fixed frame; 321. a first fixing plate; 322. a first baffle plate; 323. pushing the plate; 324. a second baffle; 325. a second fixing plate; 326. a third baffle plate; 327. a fourth baffle; 328. a fifth baffle; 33. a blanking assembly; 331. a second cylinder; 332. a support plate; 333. a push rod; 334. and a limiting plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses automatic bag withdrawing device of a valve bag packaging machine.

Referring to fig. 1, an automatic bag returning device of a valve bag packaging machine comprises a housing 1, wherein a discharging nozzle 11 and two mounting seats 315 are arranged on the housing 1, a rack 2 is fixed on the two mounting seats 315, and the rack 2 is perpendicular to the housing 1. The automatic bag withdrawing mechanism 3 is movably arranged on the frame 2, the discharging nozzle 11 is positioned right above the automatic bag withdrawing mechanism 3, and the automatic bag withdrawing mechanism 3 comprises a pushing component 31 and a discharging component 33 which are connected with each other. The pushing assembly 31 is connected with the frame 2, and the blanking assembly 33 is connected with the pushing assembly 31.

Referring to fig. 2, the pushing assemblies 31 are arranged in at least two groups, and the two groups of pushing assemblies 31 are symmetrically arranged along the central plane of the pushing plate 323. Each pushing assembly 31 comprises a first link rod 312, a connecting rod 313 and a second link rod 314 which are sequentially hinged with the frame 2 end to end, namely, one end of the first link rod 312 is hinged with the frame 2, the other end of the first link rod 312 is hinged with the end part of the connecting rod 313, one end of the connecting rod 313 far away from the first link rod 312 is hinged with the second link rod 314, one end of the second link rod 314 far away from the connecting rod 313 is hinged with the frame 2, and a four-bar mechanism is formed among the frame 2, the first link rod 312, the connecting rod 313 and the second link rod 314. A connecting plate 316 is fixedly arranged on one side of the two second side link 314 away from the connecting rod 313, and the connecting plate 316 enables the two four-bar mechanisms to move synchronously. Each four-bar mechanism is provided with a first air cylinder 311, the first air cylinder 311 is installed on the installation seat 315, and the telescopic rod of the first air cylinder 311 is rotatably connected with the hinged position of the first connecting rod 312 and the connecting rod 313.

Referring to fig. 3, a fixed frame 32 is disposed between the two four-bar mechanisms, and a first baffle 322, a push plate 323, and a second baffle 324 are fixedly connected in sequence along each side of the fixed frame 32, the first baffle 322, the push plate 323, and the second baffle 324 are disposed in an "Contraband" shape, and the opening is disposed in a direction away from the connecting plate 316. The first blocking plate 322 and the second blocking plate 324 are both inclined toward the push plate 323, that is, the first blocking plate 322 and the second blocking plate 324 are gradually expanded toward a direction away from the push plate 323, so that the push plate 323 pushes out the valve bag. The first baffle 322 is provided with a first fixing plate 321 on one side far away from the ground, and the second baffle 324 is provided with a second fixing plate 325 on one side far away from the ground. One surface of the first fixing plate 321 and the second fixing plate 325 facing the ground is attached to one surface of the connecting rod 313 away from the ground. The first baffle 322 extends to a direction away from the push plate 323 to form a third baffle 326, the second baffle 324 extends to a direction away from the push plate 323 to form a fourth baffle 327, and the first baffle 322, the third baffle 326, the second baffle 324 and the fourth baffle 327 are all arranged along the length direction of the fixed frame 32. A fifth baffle 328 is fixed to a side of the third baffle 326 away from the first baffle 322, and the fifth baffle 328 is disposed along the width direction of the fixed frame 32.

Referring to fig. 3, the blanking assembly 33 includes a second cylinder 331 and a support plate 332, a fixing block 317 is vertically disposed on the connecting rod 313, and the second cylinder 331 is hinged to one end of the fixing block 317 far away from the connecting rod 313. Limiting plates 334 are fixed on two sides of the supporting plate 332, one of the limiting plates 334 is attached to the bottom surface of the fixed frame 32, and the other limiting plate 334 is hinged to the fixed frame 32. The second cylinder 331 is located at a side close to the hinge of the limiting plate 334 and the fixed frame 32, the bottom surface of the supporting plate 332 is fixed with a push rod 333, and the telescopic rod of the second cylinder 331 is hinged with one end of the push rod 333 far away from the supporting plate 332.

The implementation principle of the automatic bag withdrawing device of the valve bag packaging machine in the embodiment of the application is as follows: the material is discharged through the discharging nozzle 11 and enters the valve bag. After the valve bag is full, the first air cylinder 311 is started, the telescopic rod of the first air cylinder 311 extends to drive the four-bar mechanism to move, the connecting rod 313 drives the valve bag to ascend to the highest position and then gradually descend, the opening of the valve bag is separated from the discharging nozzle 11 in the ascending process, the gravity of the valve bag is not completely applied to the discharging nozzle 11, and the valve bag is gradually separated from the discharging nozzle 11 in the descending process from the highest position. After the valve bag is disconnected from the discharging nozzle 11, the second cylinder 331 is started, the telescopic rod of the second cylinder 331 is shortened, the push rod 333 can be pulled, the support plate 332 is opened through the push rod 333, and the valve bag descends to the position below the automatic bag withdrawing structure. A transmission belt is arranged below the support plate 332, and the dropped valve bag can directly drop on the transmission belt for transmission.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a valve bag packagine machine's automation moves back bagging apparatus, includes casing (1), be provided with ejection of compact mouth (11) on casing (1), its characterized in that: a rack (2) is fixed on the shell (1), and an automatic bag withdrawing mechanism (3) is movably arranged on the rack (2);

the automatic bag withdrawing mechanism (3) comprises a pushing assembly (31) and a blanking assembly (33) which are connected with each other;

the pushing assembly (31) comprises a first cylinder (311), and a first connecting rod (312), a connecting rod (313) and a second connecting rod (314) which are sequentially hinged with the frame (2) end to end;

the blanking assembly (33) is movably arranged in the fixed frame (32).

2. The automatic bag withdrawing device of the valve bag packing machine as claimed in claim 1, wherein: a mounting seat (315) is fixed at one end, facing the shell (1), of the rack (2), the mounting seat (315) is fixed on the shell (1), the first cylinder (311) is hinged to the mounting seat (315), and a telescopic rod of the first cylinder (311) is rotatably connected with a hinged position of the first connecting rod (312) and the connecting rod (313);

a first fixing plate (321) is attached to the connecting rod (313), a first baffle (322) is vertically fixed on one side, away from the first cylinder (311), of the first fixing plate (321), a push plate (323) is fixed on one side, facing the second side link (314), of the first baffle (322), and the first baffle (322) and the push plate (323) are arranged in an L shape;

and the bottom parts of the first baffle plate (322) and the push plate (323) are provided with fixed frames (32).

3. The automatic bag withdrawing device of the valve bag packing machine as claimed in claim 2, wherein: the pushing assemblies (31) are arranged into at least two groups, and the two groups of pushing assemblies (31) are symmetrically arranged along the central plane of the push plate (323);

one side of the push plate (323) far away from the first baffle (322) is fixedly provided with a second baffle (324), the first baffle (322) and the second baffle (324) are positioned between the two first connecting rods (312), one side of the second baffle (324) far away from the blanking assembly (33) is fixedly provided with a second fixing plate (325), and one surface of the second fixing plate (325) facing the blanking assembly (33) and one surface of the connecting rod (313) far away from the blanking assembly (33) are mutually attached.

4. The automatic bag withdrawing device of the valve-port bag packing machine as claimed in claim 3, wherein: the first baffle (322) and the second baffle (324) are obliquely arranged towards the direction of the push plate (323), and the distance between the first baffle (322) and the second baffle (324) is gradually reduced towards the push plate (323).

5. The automatic bag withdrawing device of the valve-port bag packing machine as claimed in claim 3, wherein: and one sides of the two second side link rods (314) far away from the connecting rod (313) are fixedly provided with connecting plates (316).

6. The automatic bag withdrawing device of the valve-port bag packaging machine as claimed in claim 4, wherein: first baffle (322) extend towards the direction of keeping away from push pedal (323) have third baffle (326), second baffle (324) extend towards the direction of keeping away from push pedal (323) have fourth baffle (327), one side that first baffle (322) were kept away from in third baffle (326) is fixed with fifth baffle (328), all be fixed in on fixed frame (32) first baffle (322), second baffle (324), third baffle (326), fourth baffle (327) and fifth baffle (328).

7. The automatic bag withdrawing device of the valve bag packing machine as claimed in claim 2, wherein: unloading subassembly (33) include second cylinder (331) and backup pad (332), articulated the setting between second cylinder (331) and connecting rod (313), backup pad (332) are located fixed frame (32) inside, ejection of compact mouth (11) are located backup pad (332) directly over, the lateral wall of backup pad (332) is articulated with a lateral wall of fixed frame (32), the bottom surface of backup pad (332) is fixed with catch bar (333), the telescopic link of second cylinder (331) is articulated with the one end that catch bar (333) kept away from backup pad (332).

8. The automatic bag withdrawing device of the valve bag packing machine as claimed in claim 7, wherein: limiting plates (334) are fixed to two sides of the supporting plate (332), one of the limiting plates (334) is attached to the bottom face of the fixed frame (32), and the other limiting plate (334) is hinged to the fixed frame (32).