CN215946741U - Subtract heavy formula liquid filling machine - Google Patents

Abstract

The invention discloses a weight-reducing filling machine, which relates to the field of filling equipment and comprises a rack and a material guide hopper, wherein a material inlet and a material outlet are formed at two ends of the material guide hopper, the material outlet can be opened and closed, a plurality of stress sensors are arranged on the rack, the material guide hopper is fixedly connected with all the stress sensors, and the material guide hopper is hung on the rack through all the stress sensors. This application helps improving the precision of weighing the filling material.

Description

Subtract heavy formula liquid filling machine

Technical Field

The invention relates to the field of filling equipment, in particular to a weight-reducing filling machine.

Background

The filling equipment is equipment for filling materials into a packaging barrel.

At present at the filling in-process, need weigh half liquid material earlier, then pour the material into the liquid filling machine, after the liquid filling machine stirring, the filling is to the pail pack in, the numerical value that the material weighed is the material weight in the pail pack promptly, and in the liquid filling machine, the material often has the adhesion, the phenomenon of wall built-up, consequently can long-pending partial material in the liquid filling machine of staying, consequently the weight of material can have the error in wrapping bag and the pail pack, utilize this mode to measure material filling weight promptly, there is not accurate phenomenon.

Disclosure of Invention

In order to improve the precision of weighing to the filling material, this application provides a subtract heavy formula liquid filling machine.

The application provides a subtract heavy formula liquid filling machine adopts following technical scheme:

the utility model provides a subtract heavy formula liquid filling machine, includes frame and guide fill, the both ends of guide fill are formed with feed inlet and discharge gate, the discharge gate can open and shut the setting, be provided with a plurality of stress transducer in the frame, guide fill and all stress transducer fixed connection, just the guide fill is hung through all stress transducer and is established in the frame.

Through adopting above-mentioned technical scheme, when pouring the material into from the feed inlet, utilize stress sensor to wholly weigh to the guide fill, then open the discharge gate, with the material filling advance the pail pack in, after the filling, recycle stress sensor and weigh to the guide fill, twice weighing value is subtracted, is the weight of material in the pail pack promptly, utilizes this mode, helps improving the precision of weighing to the filling material.

Preferably, the stress sensor is a tension and pressure weighing sensor, one end of the tension and pressure weighing sensor is hinged with the rack, and the other end of the tension and pressure weighing sensor is hinged with the material guide hopper.

Through adopting above-mentioned technical scheme, because the guide fill can have certain error in the installation, can have small slope, draw pressure weighing sensor's both ends to articulate with frame and guide fill respectively, help making to draw pressure weighing sensor to adapt to the slope error that the guide was fought, and then help making to draw pressure weighing sensor's measurement more accurate.

Preferably, the material guide hopper is rotatably and adjustably provided with a stirring rod, and a plurality of stirring blades for feeding materials are uniformly distributed on the stirring rod along the length direction of the stirring rod.

Through adopting above-mentioned technical scheme, utilize the rotation on the puddler, drive the stirring leaf and rotate, stir the material, help making the material more even, utilize the rotation of stirring leaf simultaneously, play the effect of carrying out the pay-off to the discharge gate to the material.

Preferably, the guide hopper comprises a conical part and a straight pipe part, the straight pipe part is connected and communicated with the smaller end of the conical part, the feed port is located at the larger end of the conical part, and the discharge port is located at one end, far away from the conical part, of the straight pipe part.

Through adopting above-mentioned technical scheme, utilize the toper part to increase the feeding space of material, help improving the speed of feeding, utilize straight tube portion to form the runner, be convenient for the material flow enter the pail pack in.

Preferably, the stirring rod is rotatably connected to the larger end of the conical part, the stirring rod sequentially penetrates through the conical part and the straight pipe part, and the diameter of the straight pipe part is close to that of the stirring blade.

Through adopting above-mentioned technical scheme, the diameter of stirring leaf is close with the diameter of straight tube portion, and when the stirring leaf at the rotation in-process, the pipe wall of cooperation straight tube portion can produce certain shutoff effect to the material, adjusts the rotational speed of puddler, changes the rotational speed of stirring leaf for the size of overdraft changes, and then realizes the control to the material velocity of flow.

Preferably, the tapered part is rotatably and adjustably provided with a wall scraping rod for stirring and scraping the tapered surface of the tapered part.

Through adopting above-mentioned technical scheme, the wall operation is scraped to the conical surface of toper portion to the utilization to scrape the wall pole, helps improving the attached condition of material in the guide fill, scrapes the wall pole simultaneously and can stir the material in the toper portion, helps making the material more even.

Preferably, the symmetry is provided with two actuating levers in the straight tube portion, two the length direction of actuating lever all is parallel with the length direction of straight tube portion, be provided with the driving piece that is used for driving two actuating levers and goes up and down in the straight tube portion, straight tube portion is located that discharge gate department articulates there are two globular valves that are used for sealing the discharge gate, two globular valve and two actuating levers one-to-one and fixed connection work as two the actuating lever rises, two the globular valve is the open mode, works as two the actuating lever descends, two the globular valve is the closed form.

Through adopting above-mentioned technical scheme, utilize two actuating levers of driving piece drive to move, drive two globular valves and rotate, and then realize the control that opens and shuts to the discharge gate.

Preferably, the larger end of the tapered portion is provided with a vent.

Through adopting above-mentioned technical scheme, utilize the blow vent to make the guide fill be linked together with the external world, prevent that inside air evacuation from influencing the flow of material.

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

the guide hopper is hung on the rack by using the stress sensor, when materials are poured into the guide hopper, the guide hopper is weighed for the first time, then filling operation is carried out, after the filling operation is finished, the guide hopper is weighed for the second time, and the weight values of the two times are subtracted to obtain the weight of the filled materials;

the diameter of the stirring blade is close to the diameter of the straight pipe part of the guide hopper, so that the stirring blade is matched with the pipe wall of the straight pipe part to generate a certain blocking effect on materials, and the rotating speed of the stirring blade is adjusted to change the magnitude of downward pressure, so that the flow rate of the materials is controlled;

the inner wall of the conical part is scraped by the wall scraping rod, so that the adhesion condition of materials is improved.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is an enlarged view of A in FIG. 1, mainly showing the structure of the driving cylinder, the first connecting rod and the second connecting rod;

FIG. 3 is a cross-sectional view of an embodiment of the present application;

fig. 4 is an enlarged view of B in fig. 3, mainly showing the structure of the sleeve.

Reference numerals: 1. a frame; 11. a connecting rod; 2. a material guide hopper; 21. a tapered portion; 211. mounting a plate; 22. a straight tube portion; 3. a tension and pressure weighing sensor; 4. a closing plate; 41. a feed inlet; 42. a vent; 5. a discharge port; 6. a ball valve; 61. a gap sealing plate; 7. a driving cylinder; 8. a first link; 9. a second link; 91. a waist-shaped groove; 92. a sliding bolt; 93. a strut; 10. a drive rod; 20. a stirring rod; 201. stirring blades; 30. a first drive motor; 40. a sleeve; 50. a wall scraping rod; 60. a force-dividing rod; 70. a second drive motor; 701. a first pulley; 702. a second pulley; 703. a belt.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses subtract heavy formula liquid filling machine.

Referring to fig. 1, the weight-reducing filling machine comprises a frame 1, three stress sensors and three guide hoppers 2, wherein the stress sensors are arranged as tension and pressure weighing sensors 3, one ends of the three tension and pressure weighing sensors 3 are hinged on the frame 1, each guide hopper 2 is composed of a conical part 21 and a straight pipe part 22, a sealing plate 4 is installed at the larger end of the conical part 21, a feed inlet 41 is formed in the sealing plate 4 of the conical part 21 of each guide hopper 2, the straight pipe parts 22 are vertically arranged, the upper ends of the straight pipe parts 22 are connected and communicated with the smaller ends of the conical parts 21 through flanges, a discharge outlet 5 is formed at the lower ends of the straight pipe parts 22 of the guide hoppers 2, the discharge outlets 5 are arranged in an openable and closable manner, three mounting plates 211 are installed at positions, corresponding to the three tension and pressure weighing sensors 3, on the outer side walls of the conical parts 21, and the other ends of the three tension and pressure weighing sensors 3 are hinged with the corresponding mounting plates 211, and a connecting rod 11 is fixedly connected between any mounting plate 211 and the frame 1, namely the guide hopper 2 is hung on the frame 1 by using three tension and pressure weighing sensors 3, and in addition, the three tension and pressure weighing sensors 3 are uniformly distributed on the peripheral side of the guide hopper 2 to uniformly bear the weight of the guide hopper 2.

In the actual application, at first pour the material of half liquid form into guide fill 2 through feed inlet 41 in, then carry out weighing for the first time to guide fill 2 through three pressure weighing sensor 3 that draws, then open discharge gate 5, in advancing the pail pack with the material filling, after the filling, carry out weighing for the second time through drawing pressure weighing sensor 3, subtract with the numerical value of weighing twice, can accurately measure the weight of material in the pail pack, utilize this mode to weigh and measure, help improving measuring precision, and convenient and fast more.

Referring to fig. 1, the closing plate 4 is provided with the air vent 42, so that the interior of the material guide hopper 2 is communicated with the outside, the emptying of the internal air is facilitated, the flowing of the material is influenced, and in the using process, the air vent 42 can be covered with dustproof cloth, and the dust is prevented from falling into the hopper and influencing the quality of the material.

Referring to fig. 1, the straight pipe portion 22 is symmetrically hinged with two spherical valves 6 at the discharge port 5, the rotation axes of the two spherical valves 6 are parallel, one side of one spherical valve 6 close to the other spherical valve 6 is fixedly connected with a gap sealing plate 61, when the two spherical valves 6 rotate and abut together, the discharge port 5 is sealed, and the gap sealing plate 61 seals the gap between the two spherical valves 6, which is beneficial to improving the sealing effect of the discharge port 5.

Referring to fig. 1 and 2, a driving member is disposed on an outer wall of the straight tube portion 22, the driving member is configured as a driving cylinder 7, one end of the driving cylinder 7, which is away from the piston rod, is hinged on an outer wall of the straight tube portion 22, an end of the piston rod of the driving cylinder 7 is fixedly connected with a first connecting rod 8, the straight tube portion 22 is further rotatably connected with a second connecting rod 9, a rotational connection position is located in a middle portion of the second connecting rod 9, one end of the second connecting rod 9 is connected with one end of the first connecting rod 8, which is away from the driving cylinder 7, an end of the second connecting rod 9, which is close to the first connecting rod 8, is provided with a waist-shaped groove 91, the second connecting rod 9 is provided with a sliding bolt 92 in the waist-shaped groove 91 in a penetrating manner, the first connecting rod 8 is rotatably connected to the sliding bolt 92 through a bearing, an end portion of the sliding bolt 92 is locked by two nuts, that the first connecting rod 8 is rotatably and slidably connected with the second connecting rod 9, one end of the second connecting rod 9, which is away from the first connecting rod 8, is integrally formed with two supporting rods 93, about straight tube portion 22 symmetry setting, the one end that first connecting rod 8 was kept away from to two branch 93 all is rotated and is connected with actuating lever 10, and two actuating levers 10 have certain deformability, and two actuating levers 10 are vertical setting, and the one end that arbitrary actuating lever 10 kept away from branch 93 and ball valve 6 fixed connection, wherein, the axis of rotation that drives actuating cylinder 7, first connecting rod 8, second connecting rod 9, actuating lever 10 is all parallel, and all is perpendicular with the axis of rotation of two ball valves 6.

In practice, the driving cylinder 7 is operated, when a piston rod of the driving cylinder 7 extends, the first connecting rod 8 is driven to move downwards, the first connecting rod 8 drives the second connecting rod 9 to rotate, the two supporting rods 93 on the second connecting rod 9 tilt up, the two driving rods 10 are driven to ascend, and then the two spherical valves 6 are driven to rotate, so that the discharge port 5 is opened; on the contrary, the piston rod of the driving cylinder 7 contracts, so that the two spherical valves 6 rotate and abut to realize the closing of the discharge port 5, namely, the opening and closing of the discharge port 5 are realized.

Referring to fig. 3, a stirring rod 20 is rotatably connected in a material guide hopper 2 through a bearing, a first driving motor 30 for driving the stirring rod 20 to rotate is installed on a closing plate 4, the first driving motor 30 is a servo motor, an output shaft of the first driving motor 30 is coaxially fixed with an end portion of the stirring rod 20, the stirring rod 20 sequentially passes through a tapered portion 21 and a straight pipe portion 22, a plurality of stirring blades 201 for feeding are uniformly distributed on the stirring rod 20 along the length direction thereof, the stirring blades 201 are helical and used for stirring and conveying materials in the material guide hopper 2, when the stirring blades 201 rotate, a downward pressure is generated on the materials, so that the materials are conveyed, meanwhile, the stirring blades 201 can stir the materials, so that the materials are more uniform, bubbles in the materials can be reduced, in addition, the diameter of the stirring blades 201 is close to the diameter of the straight pipe portion 22, when the stirring blades 201 rotate, the pipe wall of the straight pipe part 22 is matched, a certain blocking effect can be generated on the materials, the rotating speed of the stirring blade 201 is changed by changing the rotating speed of the first driving motor 30, the size of the downward pressure is further changed, and the flow rate of the materials can be controlled.

Referring to fig. 3 and 4, a sleeve 40 is rotatably connected to the closing plate 4 through a bearing, wherein the upper end of the stirring rod 20 is rotatably connected to the sleeve 40 through a bearing, the lower end of the stirring rod 20 is rotatably connected to the discharge hole 5 through a bearing, the lower end of the sleeve 40 is fixedly connected to a wall scraping rod 50 through a bolt, and the wall scraping rod is used for scraping the material on the tapered surface of the tapered portion 21 and stirring the material in the tapered portion 21, so as to improve the adhesion of the material and make the material more uniform, in addition, a component rod 60 is further fixed to the lower end of the sleeve 40, the component rod 60 is vertically arranged, the component rod 60 and the wall scraping rod 50 are radially symmetrical with respect to the sleeve 40, so as to prevent one side of the sleeve 40 from being stressed, so that the sleeve 40 is damaged due to stress when the wall scraping rod 50 rotates for a long time, and the material can be stirred by the component rod 60, further contributing to a more uniform material.

Referring to fig. 3 and 4, a second driving motor 70 is fixedly mounted on the closing plate 4, an output shaft of the second driving motor 70 is vertically and downwardly disposed, a first belt pulley 701 is coaxially fixed on the output shaft of the second driving motor 70, a second belt pulley 702 is coaxially fixed on the sleeve 40, a belt 703 is sleeved on the first belt pulley 701 and the second belt pulley 702, when the second driving motor 70 operates, the sleeve 40 is driven to rotate by the first belt pulley 701, the belt 703 and the second belt pulley 702, that is, the rotation of the wall scraping rod 50 and the component force rod 60 is realized.

The implementation principle of a weight-reducing filling machine in the embodiment of the application is as follows: in practice, the material is poured into the material guiding hopper 2 from the material inlet 41, then the tension and pressure weighing sensor 3 is used for first weighing, the whole weight of the material guiding hopper 2 at the moment is measured, then the first driving motor 30 and the second driving motor 70 are operated, so that the stirring blade 201 and the wall scraping rod 50 stir the material, the material is more uniform, bubbles in the material are reduced, then the driving cylinder 7 is used for opening the ball valve 6, the material outlet 5 is communicated with the packaging barrel, and the material is filled into the packaging barrel, wherein the rotating speed of the stirring blade 201 can be changed by changing the rotating speed of the first driving motor 30, the material outlet speed is adjusted according to the actual situation, after the filling is finished, the material outlet 5 is closed, at the moment, the tension and pressure weighing sensor 3 is used for second weighing, the two measured values are subtracted, and the weight of the material in the filled packaging barrel can be obtained, the weight of the material is measured by the weight reduction method, and the accuracy of measuring the filled material is improved.

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 (5)

1. The utility model provides a subtract heavy formula liquid filling machine which characterized in that: the material guide device comprises a rack (1) and a material guide hopper (2), wherein a feed inlet (41) and a discharge outlet (5) are formed at two ends of the material guide hopper (2), the discharge outlet (5) can be opened and closed, a plurality of stress sensors are arranged on the rack (1), the material guide hopper (2) is fixedly connected with all the stress sensors, the material guide hopper (2) is hung on the rack (1) through all the stress sensors, the stress sensors are set to be tension and pressure weighing sensors (3), one end of each tension and pressure weighing sensor (3) is hinged with the rack (1), the other end of each tension and pressure weighing sensor is hinged with the material guide hopper (2), a stirring rod (20) is rotatably and adjustably arranged in the material guide hopper (2), a plurality of stirring blades (201) for feeding materials are uniformly distributed on the stirring rod (20) along the length direction, and the material guide hopper (2) comprises a conical part (21) and a straight pipe part (22), the straight pipe part (22) is connected and communicated with the smaller end of the conical part (21), the feed port (41) is located at the larger end of the conical part (21), and the discharge port (5) is located at one end, far away from the conical part (21), of the straight pipe part (22).

2. A weight reducing filling machine as defined in claim 1 wherein: the stirring rod (20) is rotatably connected to the larger end of the conical part (21), the stirring rod (20) sequentially penetrates through the conical part (21) and the straight pipe part (22), and the pipe diameter of the straight pipe part (22) is close to the diameter of the stirring blade (201).

3. A weight reducing filling machine as defined in claim 1 wherein: the tapered part (21) is rotatably and adjustably provided with a wall scraping rod (50) used for stirring and scraping the tapered surface of the tapered part (21).

4. A weight reducing filling machine as defined in claim 1 wherein: the symmetry is provided with two actuating levers (10), two on straight tube portion (22) the length direction of actuating lever (10) all is parallel with the length direction of straight tube portion (22), be provided with the driving piece that is used for driving two actuating levers (10) and goes up and down on straight tube portion (22), straight tube portion (22) are located that discharge gate (5) department articulates there are two ball valve (6) that are used for sealing discharge gate (5), two ball valve (6) and two actuating lever (10) one-to-one and fixed connection work as two actuating lever (10) rise, two ball valve (6) are the open mode, work as two actuating lever (10) descend, two ball valve (6) are the closure form.

5. A weight reducing filling machine as defined in claim 1 wherein: the larger end of the conical part (21) is provided with an air vent (42).

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