CN212246186U - Quantitative conveying device in production of silicone adhesive - Google Patents

Abstract

The utility model provides a quantitative conveyor in silicone adhesive production, which comprises a valve body, the switch-on has the inlet pipe and arranges the material pipe on the valve body, be equipped with two in the valve body and arrange the first runner of material pipe switch-on, all communicate the valve pocket on each first runner, it has the case to be equipped with the hub connection in the valve pocket, the inlet pipe passes through the second runner and switches on with two valve pockets, switch-on has two respectively with two first runner intercommunication cylinder liners on the valve body, all be equipped with the plunger in each cylinder liner, there is first cylinder at cylinder liner upper end sealing connection, first cylinder piston rod and plunger fixed connection, it is articulated through the connecting rod between two rocking arms, be equipped with the spout on the rocking arm, be equipped with the slider in the spout, slider. The utility model is used for it is poor to solve current silicone adhesive and carry filling precision.

Description

Quantitative conveying device in production of silicone adhesive

Technical Field

The utility model relates to a quantitative conveyor in silicone adhesive production.

Background

After the silicone is prepared, the silicone is required to be conveyed to a packaging part in a sealing mode, and then the packaging part fills silicone adhesive into a sealing bag, a sealing barrel or a sealing tank, and quantitative conveying and filling are realized in the mode of manually operating a screw pump and observing a flow meter for the silicone adhesive, for example, the patent number is 'CN 210149610U', the name is 'a filling device for filling silicone sealant', the silicone adhesive is conveyed by a screw, but the silicone adhesive is thick, and certain errors exist in metering of the flow meter, so that the conveying and filling precision is not high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a quantitative conveyor in silicone adhesive production for it is poor to solve current silicone adhesive and carry the filling precision.

In order to solve the above problem, the to-be-solved technical scheme of the utility model is:

a quantitative conveying device in the production of silicone adhesive comprises a valve body, wherein a feeding pipe and a discharging pipe are communicated with the valve body, two first flow passages communicated with the discharging pipe are arranged in the valve body, a valve cavity is communicated with each first flow passage, a valve core is connected with a shaft in the valve cavity, the feeding pipe is communicated with the two valve cavities through a second flow passage, two cylinder sleeves respectively communicated with the two first flow passages are communicated with the upper end of the valve body, a plunger is arranged in each cylinder sleeve, a first cylinder is hermetically connected with the upper end of each cylinder sleeve, a piston rod of the first cylinder is fixedly connected with the plunger, a T-shaped flow passage is arranged in the valve core, a driving device is arranged on the valve body, the driving device comprises a support arranged on the valve body, a second cylinder and a rocker arm arranged on the support, the two rocker arms are hinged through a connecting rod, a sliding groove is arranged on, the sliding block is fixedly connected with a piston rod of the second air cylinder.

The anti-dripping valve is communicated with the lower end of the discharging pipe and comprises a valve cover which is in threaded connection with the lower end of the discharging pipe, a valve rod is arranged in the valve cover, the upper end and the lower end of the valve rod are respectively connected with a limiting block and a sealing cover, a spring is sleeved outside the valve rod, the two ends of the spring are respectively abutted against the limiting block and the valve cover, a plurality of through holes are formed in the end face of the valve cover, and the spring is abutted against the sealing cover on each through hole.

All install magnetic switch in each first cylinder one side, magnetic switch connects the PLC input, and each first cylinder of PLC output control and second cylinder through a plurality of solenoid valves.

The technical effects of the utility model are that: adopt two first cylinders to drive two plungers in turn and move in the cylinder cover to absorb silicone adhesive in turn and discharge from arranging the material pipe ration, the silicone adhesive filling volume is accurate, and on the other hand is, the pumping silicone adhesive that compares, and little to pipeline pressure can effectually prevent the pipeline and insert the shake, can avoid pipeline entering air and lead to the silicone adhesive solidification simultaneously.

Drawings

The invention will be further explained with reference to the drawings:

FIG. 1 is a schematic view of the front view structure of the present invention,

figure 2 is a schematic sectional structure of the present invention,

3 FIG. 3 3 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 in 3 FIG. 3 2 3, 3

FIG. 4 is a schematic cross-sectional view taken along line B-B in FIG. 2,

figure 5 is a schematic cross-sectional structure diagram of the anti-drip valve of the present invention,

figure 6 is a schematic structural view in implementation of the invention,

fig. 7 is a schematic view of the connection relationship between the electrical components according to the present invention.

In the figure: the device comprises a magnetic switch 1, a first air cylinder 2, a cylinder sleeve 3, a plunger 31, a driving device 4, a connecting rod 41, a second air cylinder 42, a slide block 43, a rocker arm 44, a discharge pipe 5, a drip-proof valve 6, a valve cover 61, a through hole 62, a limiting block 63, a sealing cover 66, a spring 64, a valve rod 65, a sealing cover 66, a valve body 7, a first flow channel 71, a second flow channel 72, a T-shaped flow channel 73, a valve core 8, a travel switch 9, a conveyor 10, a packaging barrel 11 and a feeding pipe 12.

Detailed Description

As shown in fig. 1 to 5, a quantitative conveying device in silicone adhesive production comprises a valve body 7, a feeding pipe 12 and a discharging pipe 5 are communicated with the valve body 7, one end of the feeding pipe 12 is communicated with a material storage tank, two first flow channels 71 communicated with the discharging pipe 5 are arranged in the valve body 7, a valve cavity is communicated with each first flow channel 71, a valve core 8 is arranged in the valve cavity, the feeding pipe 12 is communicated with the two valve cavities through a second flow channel 72, two cylinder sleeves 3 respectively communicated with the two first flow channels 71 are communicated with the upper end of the valve body 7, a plunger 31 is arranged in each cylinder sleeve 3, a first cylinder 2 is hermetically connected with the upper end of each cylinder sleeve 3, a piston rod of the first cylinder 2 is fixedly connected with the plunger 31, a T-shaped flow channel is arranged in the valve core 8, a driving device 4 is arranged on the valve body 7, the driving device 4 comprises a bracket arranged on the valve body 7, a second cylinder 42 arranged on the bracket and a rocker arm 44 arranged, the two rocker arms 44 are hinged through a connecting rod 41, sliding grooves are formed in the rocker arms 44, sliding blocks 43 are arranged in the sliding grooves, and the sliding blocks 43 are fixedly connected with piston rods of the second air cylinders 42.

At the beginning, 8T shape runner both ends of left side case in fig. 2 are put with left side cylinder liner 3 and row material pipe 5 switch-on respectively, and the 8T shape runner both ends of right side case are put through with right cylinder liner 3 and inlet pipe 12 respectively, and the first cylinder 2 drive plunger 31 in the left side moves to the 3 lower extremes of left side cylinder liner, and the first cylinder 2 drive plunger 31 in the right side moves to the 3 tops of left side cylinder liner, is full of silicone adhesive in the cylinder liner 3 in the right, and two cylinder liner 3 volumes equal, just equals the volume of silicone adhesive packing bucket 11.

The utility model discloses when implementing:

the first step is as follows: as shown in fig. 1 and 2, after the second cylinder 42 drives the left valve core 8 and the right valve core 8 to rotate clockwise by 90 degrees through the rocker arm 44 and the connecting rod 41, two ends of the T-shaped flow channel of the left valve core 8 are respectively communicated with the left cylinder sleeve 3 and the feeding pipe 12, and two ends of the T-shaped flow channel of the right valve core 8 are respectively communicated with the right cylinder sleeve 3 and the discharging pipe 5.

The second step is that: the first cylinder 2 on the left drives the plunger 31 in the cylinder sleeve 3 on the left to move upwards, and the silicone adhesive in the storage tank is sucked into the cylinder sleeve 3 on the left through the feed pipe 12; simultaneously, the first cylinder 2 on the right drives the plunger 31 in the cylinder sleeve 3 on the right to move downwards, silicone adhesive in the cylinder sleeve 3 on the right is discharged into the packaging barrel 11 through the discharge pipe 5, when the plunger 31 in the cylinder sleeve 3 on the right moves downwards to a lower limit position, the silicone adhesive just fills the packaging barrel 11, and at the moment, the silicone adhesive is fully absorbed in the cylinder sleeve 3 on the left.

The third step: the second cylinder 42 drives the left valve core 8 and the right valve core 8 to simultaneously rotate 90 degrees anticlockwise through the rocker arm 44 and the connecting rod 41, as shown in fig. 2, two ends of a T-shaped flow channel of the left valve core 8 are respectively communicated with the left cylinder sleeve 3 and the discharge pipe 5, two ends of a T-shaped flow channel of the right valve core 8 are respectively communicated with the right cylinder sleeve 3 and the feed pipe 12, meanwhile, the packing barrel 11 filled with silicone adhesive is fed into a cover 66 machine, and the empty packing barrel 11 is placed below the discharge pipe 5.

The fourth step: the first air cylinder 2 on the right drives the plunger 31 in the cylinder sleeve 3 on the right to move upwards, and the silicone adhesive in the storage tank is sucked into the cylinder sleeve 3 on the right through the feeding pipe 12; meanwhile, the left first cylinder 2 drives the plunger 31 in the left cylinder sleeve 3 to move downwards, silicone adhesive in the left cylinder sleeve 3 is discharged into the packaging barrel 11 through the discharge pipe 5, and when the plunger 31 in the left cylinder sleeve 3 moves downwards to the lower limit position, the silicone adhesive just fills the packaging barrel 11.

The fifth step: and (4) repeatedly circulating according to the first step to the fourth step, and alternately filling the silicone adhesive into the packaging barrel 11 by using the two cylinder sleeves 3.

Therefore, the utility model discloses an utilize cylinder liner 3 to measure the filling volume of filling into the silicone bucket, not only the precision is high, implements moreover and gets up simply reliable.

The lower end of the discharge pipe 5 is communicated with the drip-proof valve 6, the drip-proof valve 6 comprises a valve cover 61 which is in threaded connection with the lower end of the discharge pipe 5, a valve rod 65 is arranged in the valve cover 61, the upper end and the lower end of the valve rod 65 are respectively connected with a limiting block 63 and a sealing cover 66, a spring 64 is sleeved outside the valve rod 65, the two ends of the spring 64 are respectively abutted against the limiting block 63 and the valve cover 61, a plurality of through holes 62 are formed in the end face of the valve cover 61, and the spring 64 pushes the sealing cover 66 to.

When the workman changes shift, middle interval time is longer, the silicone adhesive who remains in row material pipe 5 can be because long-time contact air and solidify at row material pipe 5 mouth of pipe, cause blocking phenomenon, the glue dripping phenomenon also can appear in addition, in order to prevent this type of situation from taking place, 5 mouths of pipe at row material pipe have set up drip proof valve 6, prevent on the one hand that the glue dripping from appearing and polluting ground or conveyer 10, on the other hand carries out the shutoff to row material pipe 5 mouths of pipe, prevent that silicone adhesive from solidifying in row material pipe 5, cause the jam.

As shown in fig. 6 and 7, a magnetic switch 1 is installed at one side of each first cylinder 2, the magnetic switch 1 is connected to a PLC input terminal, and the PLC output terminal controls each first cylinder 2 and the second cylinder 42 through a plurality of solenoid valves. Magnetic switch 1 is used for monitoring 2 piston positions of first cylinder, as shown in fig. 6, be equipped with conveyer 10 below this device, conveyer 10 one side is equipped with travel switch 9, the PLC input is connected to travel switch 9, PLC control conveyer 10 stops to open and stops, when travel switch 9 monitors 11 removal inlet pipes 12 below of pail pack, then each first cylinder 2 of control pours into the pail pack 11 with silicone adhesive into, 11 back of accomplishing of pail pack filling, then start conveyer 10, carry row material pipe 5 below with next empty bucket, realize the automatic filling of silicone adhesive.

Claims (3)

1. A quantitative conveying device in the production of silicone adhesive is characterized in that: the valve comprises a valve body (7), a feeding pipe (12) and a discharging pipe (5) are communicated on the valve body (7), two first flow passages (71) communicated with the discharging pipe (5) are arranged in the valve body (7), the valve chambers are communicated on the first flow passages (71), a shaft is arranged in each valve chamber and is connected with a valve core (8), the feeding pipe (12) is communicated with the two valve chambers through a second flow passage (72), two cylinder sleeves (3) respectively communicated with the two first flow passages (71) are communicated on the upper end of the valve body (7), a plunger (31) is arranged in each cylinder sleeve (3), a first air cylinder (2) is hermetically connected on the upper end of each cylinder sleeve (3), a piston rod of the first air cylinder (2) is fixedly connected with the plunger (31), a T-shaped flow passage is arranged in each valve core (8), a driving device (4) is arranged on the valve body (7), and the driving device (4) comprises a support arranged on the, The rocker arm (44) is installed on the bracket, the second air cylinder (42) and the rocker arms (44) installed at one end of the rotating shaft of each valve core (8) are installed on the bracket, the two rocker arms (44) are hinged through a connecting rod (41), a sliding groove is formed in each rocker arm (44), a sliding block (43) is arranged in each sliding groove, and each sliding block (43) is fixedly connected with the piston rod of the second air cylinder (42).

2. A dosing device in the production of silicone adhesive according to claim 1, characterized in that: arrange material pipe (5) lower extreme switch-on and have prevent drip valve (6), prevent drip valve (6) including threaded connection at valve gap (61) of arranging material pipe (5) lower extreme, be equipped with valve rod (65) in valve gap (61), both ends are connected with stopper (63) and closing cap (66) respectively about valve rod (65), have spring (64) at valve rod (65) overcoat, on stopper (63) and valve gap (61) are supported respectively at spring (64) both ends, have seted up a plurality of through-holes (62) on valve gap (61) terminal surface, spring (64) push up closing cap (66) and support and lean on each through-hole (62).

3. A dosing device in the production of silicone adhesive according to claim 1 or 2, characterized in that: all install magnetic switch (1) in each first cylinder (2) one side, PLC input is connected in magnetic switch (1), and each first cylinder (2) of PLC output control and second cylinder (42) through a plurality of solenoid valves.

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