CN214649175U - Pneumatic liquid filling machine is used in gel production - Google Patents

Abstract

The utility model provides a gel production is with pneumatic liquid filling machine, which comprises a base, the hopper, the pumping mechanism, measurement positioning mechanism, a control valve, control cylinder and filling mechanism, filling mechanism includes the extrusion pipe, extrude the mouth, slim cylinder and by the case, the bottom of hopper is provided with the check valve, the bottom of check valve is provided with the return pipe, the inside of return pipe is provided with the return chamber, the top and the bottom in return chamber communicate with check valve and control valve respectively, return intracavity portion and be provided with closure plate and soft pressure core, the outside in return chamber is provided with air cock connector and first air pump, the air cock connector is located between soft pressure core and the closure plate with the link in return chamber, side and the bottom center by the case are provided with air-blowing mouth and air-blowing pipeline respectively, the air-blowing mouth passes through hose and second air pump intercommunication. This device has higher filling efficiency and filling precision, moreover reasonable in design, simple structure, and the practicality is stronger, and the utilization ratio is higher, is fit for extensive the popularization.

Description

Pneumatic liquid filling machine is used in gel production

Technical Field

The utility model belongs to the technical field of filling equipment, relate to the gel, especially, relate to a pneumatic liquid filling machine is used in gel production.

Background

Filling machines are primarily one type of packaging machine. The filling machines can be divided into a liquid filling machine, a paste filling machine, a powder filling machine and a particle filling machine from the packaging angle of materials; the production automation degree is divided into a semi-automatic filling machine and a full-automatic filling production line; the power mode can be hydraulic, pneumatic or other modes. The pneumatic filling machine mainly refers to equipment for filling by taking compressed gas as a power source. Pneumatic filling machines are generally classified into vertical pneumatic filling machines and horizontal pneumatic filling machines. The horizontal pneumatic filling machine can be used for paste products and liquid products, and has the characteristics of small volume, high precision and high efficiency, so that the horizontal pneumatic filling machine is widely used by manufacturers of gel products.

The existing horizontal pneumatic filling machine mainly comprises a base, a hopper, a metering and positioning device, a pressure pumping mechanism, a filling mechanism, a control valve, an execution cylinder for opening and closing the control valve and the like. The pumping mechanism comprises a pumping cylinder and a driving cylinder, a pumping piston is arranged in the pumping cylinder, the pumping piston is controlled by the driving cylinder and pumps the product out of the hopper in a pumping mode, and finally the product is pumped out of the container through the filling mechanism. However, the efficiency of extracting the product is still to be further improved, especially for gel products, and the filling precision of the product is still a room to be improved; moreover, the filling mechanism adopts the extrusion nozzle and the thin cylinder as main executing parts, and gel products with certain viscosity are easy to remain at the bottom of the extrusion nozzle, so that the filling precision is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell horizontal liquid filling machine exists, provide a reasonable in design, simple structure, filling precision are higher and be favorable to improving a pneumatic liquid filling machine for gel production of filling efficiency.

In order to achieve the above object, the utility model adopts the technical scheme that the utility model provides a pneumatic filling machine for gel production, which comprises a base and a hopper, wherein the base is provided with a pumping mechanism, a metering and positioning mechanism, a control valve, a control cylinder and a filling mechanism, the pumping mechanism comprises a pumping cylinder and a driving cylinder, the inside of the pumping cylinder is provided with a pumping piston, the movable end of the driving cylinder is connected with the pumping piston, the filling mechanism comprises an extrusion pipe and an extrusion nozzle, the top of the extrusion pipe is provided with a thin cylinder, the movable end of the thin cylinder is provided with a stop valve core positioned in the extrusion pipe, the bottom of the hopper is provided with a one-way valve, the bottom of the one-way valve is provided with a return pipe, the inside of the return pipe is provided with a return cavity, and the top and the bottom of the return cavity are respectively communicated with the one-way valve and the control valve, the fixed closure plate that is provided with in one side that returns the inside control valve that is close to of chamber, the inside activity in chamber that returns is provided with soft pressure core, soft pressure core is used for promoting the inside medium in chamber that returns and removes to the control valve direction, the outside in chamber that returns is provided with the air cock connector, the air cock connector with return the chamber intercommunication and the output of air cock connector is located between soft pressure core and the closure plate, the input of air cock connector is provided with first air pump, side and the bottom center that ends the case are provided with air-blowing mouth and air-blowing pipeline respectively, air-blowing mouth docks with the hose activity that sets up at filling mechanism outside, the input of hose is provided with the second air pump.

Preferably, the bottom surface of the stop valve core is provided with a sinking groove, and the edge of the sinking groove is an annular rubber cutting edge.

Preferably, the rubber cutting edge is made of hard alloy.

Preferably, the diameter of the cross section of the returning cavity is smaller than the caliber of the one-way valve, the top and the bottom of the returning cavity are respectively provided with a transition pipe head, and the end part of the transition pipe head is provided with a flange plate.

Preferably, the second air pump is disposed inside the base.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model provides a pneumatic liquid filling machine for gel production, through adopting return pipe, soft pressure core and first air pump as the extrusion structure, can reduce the product and press out from the control valve with the common action of pressure mechanism, be favorable to improving filling efficiency and filling precision; meanwhile, an air blowing pipeline is designed on the stop valve core to be matched with a second air pump and a hose, so that a product at the tail end of the filling can be ejected out, and the filling precision of the device is further ensured. The utility model relates to a rationally, simple structure is fit for extensive the popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a front view of a pneumatic filling machine for gel production according to an embodiment;

fig. 2 is an isometric view of a pneumatic filling machine for gel production provided by an embodiment;

fig. 3 is a cross-sectional view of a filling mechanism provided in an embodiment;

in the above figures, 1, a base; 2. a hopper; 3. a pumping mechanism; 31. a suction cylinder; 32. a drive cylinder; 4. a metering positioning mechanism; 5. a control valve; 6. controlling the cylinder; 7. a filling mechanism; 71. extruding a pipe; 72. an extrusion nozzle; 73. a thin cylinder; 74. a cut-off valve core; 741. an air blowing opening; 742. an air-blown pipeline; 743. cutting edges of glue; 8. a one-way valve; 9. a pipe is returned; 91. a return cavity; 92. a transition pipe head; 93. a flange plate; 10. a blocking plate; 11. a soft valve core; 12. an air nozzle connector; 13. a first air pump; 14. a hose; 15. a second air pump.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model provides a pair of pneumatic liquid filling machine is used in gel production, including base 1 and hopper 2, be provided with on the base 1 and take out pressure mechanism 3, measurement positioning mechanism 4, control valve 5, control cylinder 6 and filling mechanism 7, take out pressure mechanism 3 includes suction cylinder 31 and actuating cylinder 32, the inside of suction cylinder 31 is provided with the suction piston, the expansion end and the suction piston of actuating cylinder 32 are connected, filling mechanism 7 includes extrusion pipe 71 and extrusion mouth 72, the top of extrusion pipe 71 is provided with slim cylinder 73, the expansion end of slim cylinder 73 is provided with the stop valve core 74 that is located the extrusion pipe inside. The base 1, the hopper 2, the pumping mechanism 3, the metering positioning mechanism 4, the control valve 5, the control cylinder 6, the extrusion pipe 71, the extrusion nozzle 72, and the thin cylinder 73 are conventional mature technologies, and are not described herein again. The utility model discloses a key is increased the structure that can improve filling extrusion efficiency and filling precision between hopper 2 and control valve 5, simultaneously, provides beneficial improvement to filling mechanism 7's stop valve core to further improve the filling precision of this device.

Specifically, the utility model provides a bottom of hopper 2 is provided with check valve 8, the bottom of check valve 8 is provided with return pipe 9, the inside of return pipe 9 is provided with return chamber 91, the top and the bottom of return chamber 91 communicate with check valve 8 and control valve 5 respectively, one side of return chamber 91 inside near the control valve is fixedly provided with closure plate 10, the inside activity of return chamber 91 is provided with soft pressure core 11, soft pressure core 11 is used for promoting the medium in the return chamber to move to the control valve direction, the outside of return chamber 91 is provided with air cock connector 12, air cock connector 12 communicates with return chamber and the output of air cock connector 12 is located between soft pressure core 11 and closure plate 10, the input of air cock connector 12 is provided with first air pump 13, side and bottom center of stop valve 74 are provided with air blowing mouth 741 and air duct 742 respectively, air blowing mouth 741 and hose 14 that sets up in the outside filling mechanism 7 are in movable butt joint, the input end of the hose 14 is provided with a second air pump 15. Wherein, the one-way valve 8 is used for preventing the product from flowing backwards; importantly, the device takes the pipe 9 as an intermediate structure between the check valve 8 and the control valve 5, the pipe 91 forms a first metering cavity, and the movable space between the suction cylinder and the suction piston of the suction mechanism 3 is a second metering cavity. More specifically, in the final stage of pumping the product, the first air pump 13 outputs air pressure to push the soft pressure core 11 to extrude towards the product in the hollow-square-shaped cavity 91, so that the function of completely closing the check valve 8 is achieved, extrusion force is provided at the rear end of the gel product, the extraction of the designed volume is completed by matching with the suction force at the front end of the gel product, the filling efficiency is improved, and the filling precision is also improved. Furthermore, soft pressure core 11 still has a section of air before providing the extrusion force to the gel product, and this section of air can guarantee that the gel product leaves back venturi tube 9 fast under the propelling movement atmospheric pressure propelling movement, under the action of self gravity and front end fluid draw and penetrate down, further guarantees the filling precision of this device.

Further, the present invention is designed with an air blowing duct 742 and an air blowing port 741 on the shutoff valve 74. In the process of finally pushing the gel product by the cut-off valve core 74, the air blowing port 741 is quickly matched with the output end of the hose 14, the gel product can be thoroughly pumped into the container by pumping air pressure into the air blowing pipeline 742 by the second air pump 15, so that the fluid residue is reduced, and the filling precision of the device is fully ensured.

In order to improve the filling efficiency of gel product, the utility model discloses be provided with heavy groove in the bottom surface of by case 74, the edge of heavy groove is annular cuts gluey sword limit 743, utilizes to cut gluey sword limit 743 and cuts off the gel fluid fast to guarantee the filling efficiency of this device.

In order to improve the life of stop valve core 74, the utility model provides a cut gluey sword limit 743 is the carbide material, has higher wearability and impact resistance, cuts fast gluey performance better, and life is also longer.

In order to improve the filling efficiency of this device, the utility model discloses well section diameter of returning shape chamber 91 is less than the bore of check valve 8, and the top and the bottom of returning shape chamber 91 are provided with transition tube head 92 respectively, and transition tube head 92's tip is provided with flange plate 93. The return cavity 91 and the caliber of the one-way valve 8 pipe orifice are reasonably designed, so that the return pipe 9 and the one-way valve 8 form a pressure jet effect similar to that of a Venturi tube, the filling precision of the device is guaranteed, the device has high assembly performance, the connection reliability is high, and the practicability is high.

In order to improve the space utilization rate of the device, the utility model discloses set up second air pump 15 in the inside of base 1.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (5)

1. A pneumatic filling machine for gel production comprises a base and a hopper, wherein a pumping mechanism, a metering and positioning mechanism, a control valve, a control cylinder and a filling mechanism are arranged on the base, the pumping mechanism comprises a pumping cylinder and a driving cylinder, a pumping piston is arranged in the pumping cylinder, the movable end of the driving cylinder is connected with the pumping piston, the filling mechanism comprises an extrusion pipe and an extrusion nozzle, the top of the extrusion pipe is provided with a thin cylinder, the movable end of the thin cylinder is provided with a stop valve core positioned in the extrusion pipe, the pneumatic filling machine is characterized in that the bottom of the hopper is provided with a one-way valve, the bottom of the one-way valve is provided with a return pipe, the inside of the return pipe is provided with a return cavity, the top and the bottom of the return cavity are respectively communicated with the one-way valve and the control valve, one side of the inside of the return cavity, which is close to the control valve, is fixedly provided with a blocking plate, the inside activity in return chamber is provided with soft pressure core, soft pressure core is used for promoting the inside medium in return chamber and removes to the control valve direction, the outside in return chamber is provided with the air cock connector, the air cock connector communicates and the output of air cock connector is located between soft pressure core and the closure plate with return chamber, the input of air cock connector is provided with first air pump, side and the bottom center that ends the case are provided with air-blowing mouth and air-blowing pipeline respectively, air-blowing mouth docks with the hose activity that sets up in filling mechanism outside, the input of hose is provided with the second air pump.

2. The pneumatic filling machine for gel production as claimed in claim 1, wherein the bottom surface of the stop valve core is provided with a sunken groove, and the edge of the sunken groove is an annular rubber cutting edge.

3. A pneumatic filling machine for gel production as defined in claim 2 wherein said cutting edges are of cemented carbide.

4. A pneumatic filling machine for gel production as defined in claim 3, wherein the diameter of the cross section of the return cavity is smaller than the caliber of the check valve, the top and bottom of the return cavity are respectively provided with transition pipe heads, and the end of the transition pipe head is provided with a flange plate.

5. A pneumatic filling machine for gel production according to claim 4, wherein said second air pump is provided inside the base.

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