CN211496911U

CN211496911U - Synchronous filling system of many filling heads

Info

Publication number: CN211496911U
Application number: CN201922197537.2U
Authority: CN
Inventors: 张文芳
Original assignee: Jiaxing Yuming Technology Co ltd
Current assignee: Jiaxing Yuming Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-09-15
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a synchronous filling system with multiple filling heads, which comprises a frame and a controller, wherein the frame is provided with a liquid storage tank, a cache tank and filling heads, the liquid storage tank is connected with the cache tank through a feed pipe, the cache tank is connected with the filling heads through a discharge pipe, the feed pipe and the discharge pipe are both provided with one-way valves, the one-way valve on the feed pipe is opened towards one side of the cache tank, and the one-way valve on the discharge pipe is opened towards one side of the filling heads; a piston is further arranged in the buffer tank, an adjusting motor and an adjusting screw rod which are mutually connected are arranged on the rack, and a connecting rod connected with a piston plug is connected to the adjusting screw rod in a screw thread manner; the utility model controls the reciprocating motion of the piston by adjusting the rotation of the lead screw and realizes the control of the flow direction of the filling liquid by the matching of the one-way valve; meanwhile, the filling liquid is simultaneously conveyed into the filling heads in a reciprocating motion interval, so that the synchronous filling of multiple filling heads is realized, and the consistency of the filling quantity of each filling head is also ensured.

Description

Synchronous filling system of many filling heads

Technical Field

The utility model relates to a filling equipment technical field, concretely relates to synchronous filling system of many filling heads.

Background

At present, filling equipment is widely applied to filling operation of various liquid materials, the materials are pumped into a conveying pipeline through a material pumping device, and then the materials are conveyed into a packaging barrel through a filling head, so that the filling efficiency of the materials is greatly improved, and meanwhile, unnecessary waste is reduced; however, the filling heads of the existing filling machine generally operate independently, so that not only the filling quantity of each filling head has a certain difference, but also the filling start-stop time of each independent filling head has a certain difference, and a control system of the filling machine is very complex and is very easy to break down, thereby affecting the normal operation of the equipment.

SUMMERY OF THE UTILITY MODEL

The filling volume difference great defect to each filling head that exists among the prior art can not synchronous filling, each filling head, the utility model discloses a synchronous filling system of many filling heads adopts the utility model discloses can realize unified feed to a plurality of filling heads, improve the filling head greatly.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a multi-filling-head synchronous filling system comprises a rack and a controller, wherein a liquid storage tank and a cache tank are arranged at the upper part of the rack, and the cache tank is connected with the liquid storage tank through a feeding pipe; the rack is also provided with a plurality of filling heads, and the cache tank is connected with the filling heads through a discharge pipe; the feed pipe and the discharge pipe are both provided with one-way valves, wherein the one-way valve on the feed pipe is opened towards one side of the cache tank, and the one-way valve on the discharge pipe is opened towards one side of the filling head; still slide on the buffer tank and be provided with the piston, be provided with interconnect's adjusting motor and regulation lead screw in the frame, the screw thread is connected with the connecting rod that links to each other with the piston on the regulation lead screw, adjusting motor links to each other with the controller.

Preferably, the feeding pipe and the discharging pipe are both provided with electromagnetic valves connected with the controller.

Preferably, the adjusting screw rod comprises a first adjusting screw rod and a second adjusting screw rod which are parallel to each other, and the first adjusting screw rod and the second adjusting screw rod are respectively connected with the adjusting motor through a transmission chain; and two ends of the connecting rod are respectively connected with the first adjusting screw rod and the second adjusting screw rod through screw threads.

Preferably, an infrared sensor which is matched with each other is arranged between the piston and the frame, and the infrared sensor is connected with the controller.

Preferably, the outlet end of the feeding pipe is located on the bottom surface or the side surface of the cache tank, the distances from the axes of all the feeding pipes to the bottom surface of the cache tank are the same, and the inlet end of the discharging pipe is located on the bottom surface of the cache tank.

Preferably, a sliding rod is further arranged on the rack, travel switches matched with the connecting rods are arranged at two ends of the sliding rod, and the travel switches are connected with the controller.

Preferably, the bottom surface of the buffer tank is also provided with a plurality of access holes, and the screw thread on each access hole is connected with a sealing plug.

Preferably, the adjusting motor is provided with a motor brake connected with the controller.

Preferably, the inlet end of the filling head is provided with a flow regulating valve connected to the controller.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model comprises a frame and a controller, wherein the frame is provided with a liquid storage tank, a buffer tank and a filling head, the liquid storage tank is connected with the buffer tank through an inlet pipe, the buffer tank is connected with the filling head through a discharging pipe, the inlet pipe and the discharging pipe are both provided with one-way valves, a piston is also arranged in the buffer tank, the frame is provided with an adjusting motor and an adjusting screw rod which are connected with each other, and a screw thread on the adjusting screw rod is connected with a connecting rod connected with a piston; the utility model realizes the reciprocating motion by controlling the piston through the rotation of the adjusting screw rod, namely when the piston extends outwards, the filling liquid is extracted from the liquid storage tank to the buffer tank because the one-way valve on the discharging pipe is closed to one side of the buffer tank, and the worry that the air enters the buffer tank from the discharging pipe is not needed; when the piston withdraws, because the inlet pipe is closed to one side of the liquid storage tank, the filling liquid directly enters the filling heads from the discharging pipe for filling, because a plurality of branch pipes are connected to the cache tank through the discharging pipe simultaneously, the filling action is uniform, thereby realizing the synchronous filling of a plurality of filling heads, compared with the independent control mode in the prior art, the device of the filling machine is greatly simplified, and simultaneously, because the utility model adopts the control of mechanical parts, the control is more stable, and the electric control system of the device is greatly simplified;

the utility model discloses promote the filling liquid by same piston, the filling liquid in each filling head of assurance that can furthest is the same to guarantee the filling precision of filling head, just the utility model discloses realized the first continuous filling of a plurality of filling promptly in the reciprocating motion of piston, improved filling efficiency greatly.

2. The utility model discloses a all be provided with the solenoid valve that links to each other with the controller on inlet pipe and the discharging pipe, through the open and close state of single inlet pipe of solenoid valve control and discharging pipe to control

3. The adjusting screw rod of the utility model comprises a first adjusting screw rod and a second adjusting screw rod which are parallel to each other, wherein the first adjusting screw rod and the second adjusting screw rod are respectively connected with an adjusting motor through a transmission chain; two ends of the connecting rod are respectively connected with the first adjusting screw rod and the second adjusting screw rod in a threaded manner, and the two ends of the connecting rod are uniformly stressed due to the arrangement of the first screw rod and the second screw rod, so that the stability of the piston is ensured, and the piston is prevented from being inclined to one side, and further the leakage of filling liquid is caused;

4. the utility model discloses be provided with the infrared ray sensor of mutually supporting between piston and frame, infrared ray sensor links to each other with the controller, through the position of infrared ray controller perception piston, the safe operation of equipment is guaranteed to the motion range of control piston on the one hand, and on the other hand adjusts the filling volume of each filling head through the stroke of control piston to the realization is to quick, the accurate regulation of filling volume.

5. The utility model discloses an exit end of inlet pipe is located the side of buffer memory jar, the entry end of discharging pipe all is located the bottom surface of buffer memory jar, and inlet pipe and discharging pipe all are located the bottom surface of buffer memory jar, guarantee that the mouth of pipe pressure of each inlet pipe and discharging pipe is unanimous in the course of piston motion to ensure that the feed volume and the load volume of inlet pipe and discharging pipe are the same, improve the precision of filling; meanwhile, the feeding pipe and the discharging pipe are concentrated at the bottom, the stroke of the piston can be effectively prolonged, and further the equipment can meet more filling requirements.

6. The utility model discloses a frame still is provided with the litter, the both ends of litter are provided with the travel switch with the connecting rod adaptation, travel switch links to each other with the controller, sets up travel switch in two extreme limits of piston stroke, can in time stop the operation of equipment when the piston moves to extreme position, improves the security; meanwhile, the stroke of the piston can be adjusted by changing the position of the stroke switch, so that the filling amount is controlled.

7. The utility model discloses a buffer memory tank bottom surface still is provided with a plurality of access holes, the screw thread connection has sealed end cap on the access hole, when needing to overhaul or change different filling liquid, closes the solenoid valve on the discharging pipe, then pours into buffer memory tank with the washing liquid through the inlet pipe, and buffer memory tank's washing can be accomplished in the discharge of rethread access hole, and it is more convenient that it overhauls, and maintenance efficiency is higher.

8. The utility model discloses be provided with the motor brake who links to each other with the controller on accommodate motor, convenient timely control accommodate motor stall improves the security on the one hand, and on the other hand improves the accuracy of control, avoids taking place excessive filling.

9. The utility model discloses a pressure in the continuous pipeline of each filling head of flow control valve control makes the filling head far away irritate apart from the buffer memory have great filling pressure, and the filling pressure in the filling head near apart from is less to guarantee that the filling volume of each filling head is unanimous, further improve the holistic filling accuracy of filling head.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention along the line A-A;

FIG. 3 is a side view of the buffer memory tube of the present invention;

reference numerals: 1. the device comprises a rack, 2, a controller, 3, a liquid storage tank, 4, a buffer tank, 5, a feeding pipe, 6, a filling head, 7, a discharging pipe, 8, a one-way valve, 9, a piston, 10, an adjusting motor, 11, a connecting rod, 12, an electromagnetic valve, 13, a first adjusting screw, 14, a second adjusting screw, 15, a transmission chain, 16, an infrared sensor, 17, a sliding rod, 18, a travel switch, 19, an access hole, 20, a sealing plug, 21, a motor brake, 22 and a flow adjusting valve.

Detailed Description

The present invention will be further explained by the following embodiments:

embodiment mode 1

As the best embodiment of the present invention, the present invention discloses a multi-filling head synchronous filling system, the specific structure of which is shown in fig. 1 to fig. 3, the system comprises a frame 1 and a controller 2, the frame 1 is sequentially provided with a liquid storage tank 3, a buffer tank 4 and filling heads 6 from top to bottom, the side of the buffer tank 4 is uniformly provided with an outlet and an inlet, the outlet and the inlet are respectively sleeved with a discharging pipe 7 and a feeding pipe 5, the other end of the feeding pipe 5 is connected with the outlet of the liquid storage tank 3, the other end of the discharging pipe 7 is respectively connected with the corresponding filling heads 6 through a branch pipe, and the branch pipe is provided with a flow control valve 22; the feed pipe 5 and the discharge pipe 7 are both provided with a check valve 8 and an electromagnetic valve 12, the electromagnetic valves 12 are respectively connected with the controller 2, the check valve 8 on the feed pipe 5 is opened towards one side of the cache tank 4, and the check valve 8 on the discharge pipe 7 is opened towards one side of the filling head 6; a piston 9 is further arranged in the cache tank 4 in a sliding manner, the piston 9 is made of rubber, a first adjusting screw 13 and a second adjusting screw 14 which are parallel to each other are respectively arranged on the rack 1 at two sides of the cache tank 4, an adjusting motor 10 is further arranged on the rack 1, a motor brake 21 is arranged on the adjusting motor 10, and meanwhile, the adjusting motor 10 is electrically connected with the controller 2; the output shaft of the adjusting motor 10 is in power connection with a first adjusting screw rod 13 and a second adjusting screw rod 14 through two sets of transmission chains 15 respectively; a connecting rod 11 is fixedly arranged at one end of the piston 9, the connecting rod 11 is T-shaped, and two ends of the connecting rod 11 are respectively in threaded connection with a first adjusting screw 13 and a second adjusting screw 14, so that the power connection of the whole device is realized;

furthermore, an infrared sensor 16 which is matched with each other is arranged between the end face of the piston 9 and the rack 1, the infrared sensor 16 is connected with a signal input end of the controller 2, one side of the rack 1 is also provided with a slide rod 17, the slide rod 17 is parallel to the first adjusting screw 13 or the second adjusting screw 14 on the side, the slide rod 17 is positioned outside the first adjusting screw 13 or the second adjusting screw 14, both ends of the slide rod 17 are provided with slide seats in a sliding manner, a travel switch 18 is fixedly arranged on each slide seat, and the travel switch 18 is connected with the signal input end of the controller 2;

furthermore, the end surfaces of the feeding pipe 5 and the discharging pipe 7 on the buffer tank 4 are also provided with an access hole 19, and a sealing plug 20 is connected to a port of one end of the access hole 19, which is positioned outside the buffer tank 4, through a screw thread; simultaneously the utility model discloses the controller 2 adopts singlechip or PLC all can.

When the utility model is used, the adjusting motor is controlled by the controller, after the adjusting motor drives the adjusting screw to rotate, because the connecting rod is of a T-shaped structure, and the two ends of the connecting rod are respectively connected with the first adjusting screw and the second adjusting screw, thereby realizing axial spacing, the connecting rod can realize reciprocating motion in the horizontal direction, meanwhile, because of the closing direction of the one-way valve, when the one-way valve stretches outwards, the connecting rod forms local vacuum in the buffer tank, thereby sucking the raw material in the liquid storage tank into the buffer tank, when the piston moves inwards, the raw material is pushed into the filling heads from the discharging pipe to realize filling, compared with the prior art, the mechanical structure of filling equipment is greatly optimized, the reliability of the equipment is improved, simultaneously, because all the filling heads realize filling by the pushing of the piston, the synchronous filling of a plurality of filling heads is realized, and the filling amount of each filling head is equal, the working efficiency of the equipment is greatly improved, and the filling errors among different filling heads are eliminated.

Claims

1. The utility model provides a synchronous filling system of many filling heads, includes frame (1) and controller (2), its characterized in that: the upper part of the rack (1) is provided with a liquid storage tank (3) and a cache tank (4), and the cache tank (4) is connected with the liquid storage tank (3) through a feeding pipe (5); the rack (1) is also provided with a plurality of filling heads (6), and the buffer tank (4) is connected with the filling heads (6) through a discharge pipe (7); the feeding pipe (5) and the discharging pipe (7) are respectively provided with a one-way valve (8), wherein the one-way valve (8) on the feeding pipe (5) is opened to one side of the cache tank (4), and the one-way valve (8) on the discharging pipe (7) is opened to one side of the filling head (6); still slide on buffer memory jar (4) and be provided with piston (9), be provided with interconnect's adjusting motor (10) and regulation lead screw on frame (1), the screw thread is connected with connecting rod (11) that link to each other with piston (9) on the regulation lead screw, adjusting motor (10) link to each other with controller (2).

2. The synchronous filling system of claim 1, wherein: and the feeding pipe (5) and the discharging pipe (7) are both provided with electromagnetic valves (12) connected with the controller (2).

3. The synchronous filling system of claim 1, wherein: the adjusting screw rod comprises a first adjusting screw rod (13) and a second adjusting screw rod (14) which are parallel to each other, and the first adjusting screw rod (13) and the second adjusting screw rod (14) are respectively connected with the adjusting motor (10) through a transmission chain (15); and two ends of the connecting rod (11) are respectively connected with the first adjusting screw rod (13) and the second adjusting screw rod (14) in a threaded manner.

4. The synchronous filling system of claim 1, wherein: be provided with infrared ray sensor (16) of mutually supporting between piston (9) and frame (1), infrared ray sensor (16) link to each other with controller (2).

5. The synchronous filling system of claim 1, wherein: the exit end of inlet pipe (5) is located the bottom surface of buffer memory jar (4), the entry end of discharging pipe (7) all is located the bottom surface of buffer memory jar (4).

6. The synchronous filling system of claim 1, wherein: the frame (1) is further provided with a sliding rod (17), two ends of the sliding rod (17) are provided with travel switches (18) matched with the connecting rod (11), and the travel switches (18) are connected with the controller (2).

7. The synchronous filling system of claim 1, wherein: the bottom surface of the buffer tank (4) is also provided with a plurality of access holes (19), and the screw thread on the access holes (19) is connected with a sealing plug (20).

8. The synchronous filling system of claim 1, wherein: and a motor brake (21) connected with the controller (2) is arranged on the adjusting motor (10).

9. The synchronous filling system of claim 1, wherein: and the inlet end of the filling head (6) is provided with a flow regulating valve (22) connected with a controller.