CN205767209U

CN205767209U - The liquid silicone rubber injection machine of a kind of precision and silica gel product production line thereof

Info

Publication number: CN205767209U
Application number: CN201620740937.7U
Authority: CN
Inventors: 肖海斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-07-12
Filing date: 2016-07-12
Publication date: 2016-12-07
Anticipated expiration: 2026-07-12

Abstract

nullThis utility model relates to liquid silicone rubber injection machine and the silica gel product production line thereof of a kind of precision，Accurate liquid silicone rubber injection machine includes frame、Control electronic box、Lowering or hoisting gear、A glue material pump device、B glue material pump device、Mill base material pump device and the sebific duct of multiple hollow，Control electronic box and be arranged on frame front，Equipped with A glue、Two storage vats of B glue are placed in frame，Lowering or hoisting gear drives A glue material pump device and B glue material pump device to stretch into and take out material in storage vat，Mill base Chou Liao mechanism individually extracts mill base，Liquid silicone rubber injection machine also includes 3 material quantitative injection device，A glue material pump device、B glue material pump device、Mill base material pump device passes through sebific duct respectively A glue、B glue、Mill base is transported to 3 material quantitative injection device，3 material quantitative injection device accurately controls A glue、B glue、The mixed proportion of mill base，Thus draw high-purity liquid-state silicon gel and liquid-state silicon gel is expelled in the mold cavity of purl machine by sebific duct direct quantitative.

Description

The liquid silicone rubber injection machine of a kind of precision and silica gel product production line thereof

Technical field

This utility model relates to liquid silicone rubber injection machine field, the liquid silicone rubber injection machine of concrete a kind of precision and silica gel thereof Production streamline.

Background technology

In the molded industry of Silicon moulds, dividing by the form of silica gel, silica gel is divided into liquid silica gel and solid-state silica gel, liquid Silica gel has the transparency of excellence, tearing toughness, resilience degeneration good, antibacterial, heat stability, ageing-resistant and weather-proof because of it Property, and without the advantage such as harmful substance after sulfuration, so liquid silica gel gradually replaces solid-state silica gel, to become injection molding master former Material.Traditional technique using vulcanizing press to produce solid-state silica gel product is, glue to be refined, cut glue, claim glue, feed intake (start), Take the operation such as product, deflashing and need artificial 4-6 people.

The shortcoming of said method is: the most, and operation is many, loses time very much；Two is that solid gum molds the product produced Product burr are many.The most also want between 20%-25%；Energy consumption is high.Owing to solid silicone viscosity is high, molding pressure is high so liquid Power consumption required for pressure station is big, and solid forming wants three minutes simultaneously, and the time is long, and energy consumption is high.And after changing into liquid silica gel Molding pressure is the least, and power consumption is the least, and molding has only to the 30-40 second, fast about 4 times, so the power consumption of heating is much smaller.

Utility model content

Accurate quantification, silica gel product quality defect, production can not be tended to have in order to solve prior art inputs liquid-state silicon gel The technical problems such as cost is bigger, this utility model provides the liquid silicone rubber injection machine of a kind of precision, and range is very wide, tool Body technique scheme is as follows:

The liquid silicone rubber injection machine of a kind of precision, takes out including frame, control electronic box, lowering or hoisting gear, A glue material pump device, B glue Material device, mill base material pump device and the sebific duct of multiple hollow, control electronic box and be arranged on frame front, equipped with A glue, two of B glue Storage vat is placed in frame, and lowering or hoisting gear drives A glue material pump device and B glue material pump device to stretch into and take out material in storage vat, mill base Chou Liao mechanism individually extracts mill base, and liquid silicone rubber injection machine also includes that 3 material quantitative injection device, A glue material pump device, B glue are taken out Material device, mill base material pump device are transported to 3 material quantitative injection device, 3 material by sebific duct A glue, B glue, mill base respectively Quantitative injection device accurately controls A glue, B glue, the mixed proportion of mill base, thus draws high-purity liquid-state silicon gel and liquid-state silicon gel It is expelled to next station.

As a kind of preferred version of the present utility model, described 3 material quantitative injection device includes AB glue apron quantitive conveyor Structure, mill base apron quantitive conveyor structure, the first mistake blob of viscose, dynamic mixer and pneumatic ball valve, AB glue apron quantitive conveyor structure accurately carries Quantitative A glue, B glue enter first and cross blob of viscose, and mill base apron quantitive conveyor structure accurately carries quantitative mill base entrance first and crosses blob of viscose, A glue, B glue, mill base are crossed blob of viscose through first and are entered dynamic mixer, and dynamic mixer mixing A glue, B glue, mill base become liquid-state silicon gel, Liquid-state silicon gel is expelled to next station through pneumatic ball valve.

As a kind of preferred version of the present utility model, described lowering or hoisting gear includes that four lift cylinders, trachea and hands turn Valve, hands rotary valve controls lift cylinder and starts, and four lift cylinders are separately mounted to four angles of frame, the piston rod of lift cylinder Can protrude upward, two, left side lift cylinder realizes linkage by trachea, and two, right side lift cylinder realizes linkage by trachea, The piston rod of two lift cylinders in left side drives A glue material pump device to move up and down, and the piston rod of two lift cylinders in right side drives B Glue material pump device moves up and down.

As a kind of preferred version of the present utility model, described AB glue apron quantitive conveyor structure includes the first servo electricity Machine, first planet reductor, the first ball-screw, the first feed screw nut, the first slide block, the first fixed plate, the second fixed plate, One guide pillar, the first copper sheathing, the first sensing chip, the first photoswitch, piston rod and two metering pump block mechanisms, the first servomotor Output shaft drives first planet reductor to start, and first planet reductor is fixedly mounted on above the first fixed plate, first planet Reductor drives the first ball screw turns, and threaded first feed screw nut of the first ball-screw, the first feed screw nut is fixed Installing the first slide block, the first slide block left and right sides is symmetrically installed with the first copper sheathing, and the first copper sheathing is set with the first guide pillar, the first guide pillar Being fixedly mounted between the first fixed plate and the second fixed plate, the first slide block avris is provided with the first sensing chip, the first fixed plate, Two fixed plates are provided with the first photoswitch of detection the first sensing chip, first two pistons of slide block left and right sides fixed installation Bar, piston rod front end installation piston, A glue, B glue respectively enter in two metering pump block mechanisms, the first driven by servomotor piston Bar accurately exports A glue, B glue from metering pump block mechanism.

As a kind of preferred version of the present utility model, described metering pump block mechanism includes that second crosses rubber base, first unidirectional Valve, the second check valve, the first pressure transducer and cylinder sleeve, be provided with receiving A glue or the cavity volume of B glue, cavity volume inside the second mistake rubber base It is arranged over glue-feeder；Side is provided with gum exudation mouth, is provided with the first check valve at glue-feeder, is provided with second unidirectional at gum exudation mouth Valve, second crosses rubber base avris is provided with the first pressure transducer of detection cavity volume internal pressure, and second crosses installation cylinder below rubber base Set, piston rod stretches out from cylinder sleeve and the sizing material in cavity volume is expelled to the first mistake blob of viscose from gum exudation mouth.

As a kind of preferred version of the present utility model, described A glue material pump device is identical with B glue material pump device structure, A glue Material pump device includes gluing cylinder, gluing pump and big platen, and the big platen of gluing air cylinder driven stretches in storage vat, and gluing pump drives Big platen extraction A glue is transferred to 3 material quantitative injection device through sebific duct.

As a kind of preferred version of the present utility model, described mill base apron quantitive conveyor structure include the second servomotor, the Two planetary reducers, guard shield, the second ball screw, the second feed screw nut, the second slide block, plunger, metering cylinder sleeve, the 3rd mistake glue Block, the second pressure transducer, the 3rd check valve and the 4th check valve, the second servomotor drives the by the second planetary reducer Two ball screws rotate, threaded second feed screw nut of the second ball screw, and it is sliding that the second feed screw nut is fixedly installed in second Block, the second slide block is slidably mounted on inside guard shield, installs metering cylinder sleeve below guard shield, and plunger activity is inserted in metering cylinder sleeve, the Three cross blob of viscose head seal inserts in metering cylinder sleeve, and the 3rd crosses and be provided with the 3rd inside blob of viscose and cross glue runner, and the 3rd crosses blob of viscose avris Being provided with mill base import and mill base outlet, mill base import, mill base outlet communicate with the 3rd mistake glue runner, and mill base import department is provided with the Three check valves, mill base exit is provided with the 4th check valve, and second crosses blob of viscose avris installs the second pressure transducer, the second pressure Glue flowpath pressure is crossed in sensor detection the 3rd, and the mill base that the second driven by servomotor plunger compressing the 3rd is crossed in glue runner is expelled to First crosses in blob of viscose.

As a kind of preferred version of the present utility model, described mill base apron quantitive conveyor structure also include the 3rd fixed plate, the Four fixed plates, the second guide pillar, sensor stand and the second photoswitch, the 3rd fixed plate is fixedly mounted on guard shield inner upper, 4th fixed plate is fixedly mounted on guard shield lower inside, is provided with the second guide pillar between the 3rd fixed plate and the 4th fixed plate, the Two guide pillars are set in slide block by copper sheathing, and avris fixed installation sensor stand in guard shield, sensor stand is provided with the second light Electric switch, the second slide block is provided with by the second sensing chip of the second photoswitch sensing detection.

As a kind of preferred version of the present utility model, described dynamic mixer includes oil motor, mixing axle, bearing, mixes Clutch overcoat and cold water jacket, be arranged with compound import, silica gel material outlet, mixing chamber, compound import, silica gel outside blender Material outlet communicates with mixing chamber, and the first compound blended material import crossing blob of viscose output enters mixing chamber, mixes Silica gel material through silica gel material outlet enter pneumatic ball valve, mixing axle be movably installed in mixing chamber by bearing, oil motor is defeated Shaft drives mixing axle to rotate, and mixing axle outer circumferential side etc. is arranged with the raised line being easy to mix compound, and cold water jacket is sleeved on mixing The outer circumferential side of device overcoat, forms water-cooled chamber between cold water jacket and blender overcoat, cold water jacket is provided with and communicates with water-cooled chamber Outlet and water inlet, water enters water-cooled chamber cooling mixer overcoat.

It addition, the invention also discloses a kind of silica gel product production line, including the claims 1～8 Liquid silicone rubber injection machine, purl machine and master controller described in one, main controller controls liquid silicone rubber injection machine, purl machine open Dynamic, the liquid-state silicon gel that liquid silicone rubber injection machine is produced is expelled in the mold cavity of purl machine by sebific duct direct quantitative.

The beneficial effects of the utility model: compared to prior art, accurate liquid silicone rubber injection machine of the present utility model can Completing the material processed of liquid-state silicon gel, feeding, injection, while saving the production time, reduce cost, 3 material quantitative injection device can Being accurately controlled the Raw Material Blending Ratio of liquid-state silicon gel, combined error is less than 1%, and quantitatively the most outwards carries liquid-state silicon gel, Ensure that each conveying capacity is identical, in case because the change of silica gel amount causes product quality defect, being applicable to major part purl machine, making The widest by scope.

Accompanying drawing explanation

Fig. 1 is the axonometric chart of liquid silicone rubber injection machine of the present utility model；

Fig. 2 is the side view of liquid silicone rubber injection machine of the present utility model；

Fig. 3 is the rearview of liquid silicone rubber injection machine of the present utility model；

Fig. 4 is the exploded view of liquid silicone rubber injection machine of the present utility model；

Fig. 5 is the schematic diagram of lowering or hoisting gear of the present utility model；

Fig. 6 is the axonometric chart of 3 material quantitative injection device of the present utility model；

Fig. 7 is the exploded view of 3 material quantitative injection device of the present utility model；

Fig. 8 is the axonometric chart of AB glue apron quantitive conveyor structure of the present utility model；

Fig. 9 is the exploded view of AB glue apron quantitive conveyor structure of the present utility model；

Figure 10 is the axonometric chart of metering of the present utility model pump block mechanism；

Figure 11 is the sectional view of AB glue apron quantitive conveyor structure of the present utility model；

Figure 12 is the axonometric chart after mill base apron quantitive conveyor structure of the present utility model upset；

Figure 13 is the sectional view of mill base apron quantitive conveyor structure of the present utility model；

Figure 14 is the exploded view of mill base apron quantitive conveyor structure of the present utility model；

Figure 15 is the axonometric chart of dynamic mixer of the present utility model；

Figure 16 is the exploded view of dynamic mixer of the present utility model；

Figure 17 is the schematic diagram of silica gel product production line of the present utility model.

In figure, 1 frame, 2 control electronic box, and 3 lowering or hoisting gears, 31 lift cylinders, 32 tracheas, 33 handss turn Valve, 4 A glue material pump devices, 41 gluing cylinders, 42 gluing pumps, 43 big platens, 5 B glue material pump devices, 6 mill bases are taken out Material device, 73 material quantitative injection devices, 71 AB glue apron quantitive conveyor structures, 7,101 first servomotors, 7,102 the One planetary reducer, 7,103 first ball-screws, 7,104 first feed screw nuts, 7,105 first slide blocks, 7,106 first Fixed plate, 7,107 second fixed plates, 7,108 first guide pillars, 7,109 first copper sheathings, 7,110 first sensing chips, 7111 First photoswitch, 7112 piston rods, 7,113 two metering pump block mechanisms, 71,131 second cross rubber bases, and 71,132 the One check valve, 71,133 second check valves, 71,134 first pressure transducers, 71135 cylinder sleeves, 72 mill bases quantitatively carry Mechanism, 7,201 second servomotors, 7,202 second planetary reducers, 7203 guard shields, 7,204 second ball screws, 7205 second feed screw nuts, 7,206 second slide blocks, 7207 plungers, 7208 metering cylinder sleeves, 7029 the 3rd cross blob of viscose, 72091 the 3rd mistake glue runners, 7,210 second pressure transducers, 7211 the 3rd check valves, 7212 the 4th check valves, 7213 the 3rd fixed plates, 7214 the 4th fixed plates, 7,215 second guide pillars, 7,216 second copper sheathings, 7217 sensors Support, 7,218 second photoswitches, 73 first cross blob of viscose, 74 dynamic mixers, 7401 oil motors, 7402 mixing Axle, 7403 bearings, 7404 blender overcoats, 74041 compound imports, 74042 silica gel material outlets, 74043 mix Close chamber, 7405 cold water jackets, 7406 water-cooled chambers, 75 pneumatic ball valves, 8 purl machines, 9 master controllers.

Detailed description of the invention

Below in conjunction with the accompanying drawings, detailed description of the invention of the present utility model is described further:

In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only Must have specific for the ease of describing this utility model and simplification description rather than instruction or the position of hint indication or element Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, concrete condition can be regarded and understand above-mentioned Term concrete meaning in this utility model.

As shown in figures 1-4, the liquid silicone rubber injection machine of a kind of precision, including frame 1, control electronic box 2, lowering or hoisting gear 3, A Glue material pump device 4, B glue material pump device 5, mill base material pump device 6 and the sebific duct (not shown) of multiple hollow, control electronic box 2 and install In frame 1 front, two storage vat (not shown)s equipped with A glue, B glue are placed in frame 1, and lowering or hoisting gear 3 drives A glue to take out material Device 4 and B glue material pump device 5 stretches into takes out material in storage vat, mill base Chou Liao mechanism 6 individually extracts mill base, liquid silicone rubber injection machine Also include that 3 material quantitative injection device 7, A glue material pump device 4, B glue material pump device 5, mill base material pump device 6 pass through sebific duct respectively A glue, B glue, mill base are transported to 3 material quantitative injection device 7, and 3 material quantitative injection device 7 accurately controls A glue, B glue, color The mixed proportion of slurry, thus draw high-purity liquid-state silicon gel and liquid-state silicon gel is expelled to next station.

As it is shown in figure 5, lowering or hoisting gear 3 includes four lift cylinders 31, trachea 32 and hands rotary valve 33, hands rotary valve 33 controls to rise Sending down the abnormal ascending QI cylinder 31 starts, and four lift cylinders 31 are separately mounted to four angles of frame 1, and the piston rod of lift cylinder 31 can upwards be stretched Going out, two, left side lift cylinder 31 realizes linkage by trachea 32, and two, right side lift cylinder 31 realizes linkage by trachea 32, The piston rod of two lift cylinders 31 in left side drives A glue material pump device 4 to move up and down entrance storage vat, two, right side lift cylinder The piston rod of 31 drives B glue material pump device 5 to move up and down entrance storage vat, and storage vat is individually built with A glue or B glue.

As shown in Figure 4, A glue material pump device 4 is identical with B glue material pump device 5 structure, existing individually explanation A glue material pump device 4 Structure, A glue material pump device 4 includes gluing cylinder 41, gluing pump 42 and big platen 43, and gluing cylinder 41 drives big platen 43 to stretch into In storage vat, gluing pump 42 drives big platen 43 to extract A glue and is transferred to 3 material quantitative injection device 7 through sebific duct.

As shown in Figure 5 and Figure 6,3 material quantitative injection device 7 includes that AB glue apron quantitive conveyor structure 71, mill base quantitatively carry Blob of viscose 73, dynamic mixer 74 and pneumatic ball valve 75 are crossed by mechanism 72, first, and AB glue apron quantitive conveyor structure 71 accurately carries quantitative A glue, B glue enter first and cross blob of viscose 73, and mill base apron quantitive conveyor structure 72 accurately carries quantitative mill base entrance first and crosses blob of viscose 73, A glue, B glue, mill base are crossed blob of viscose 73 through first and are entered dynamic mixer 74, and dynamic mixer 74 mixes A glue, B glue, mill base become liquid Silica gel, liquid-state silicon gel is expelled to next station through pneumatic ball valve 75.

As shown in Fig. 7～10, AB glue apron quantitive conveyor structure 71 includes that the first servomotor 7101, first planet are slowed down Machine the 7102, first ball-screw the 7103, first feed screw nut the 7104, first slide block the 7105, first fixed plate 7106, second is fixed Plate the 7107, first guide pillar the 7108, first copper sheathing the 7109, first sensing chip the 7110, first photoswitch 7111, piston rod 7112 and Two metering pump block mechanisms 7113, the first servo motor output shaft drives first planet reductor 7102 to start, and first planet subtracts Speed machine 7102 is fixedly mounted on above the first fixed plate 7106, and first planet reductor 7102 drives the first ball-screw 7103 turns Dynamic, threaded first feed screw nut 7104 of the first ball-screw 7103, the first feed screw nut 7104 fixedly mounts the first slide block 7105, first slide block 7105 left and right sides is symmetrically installed with the first copper sheathing 7109, and the first copper sheathing 7109 is set with the first guide pillar 7108, First guide pillar 7108 is fixedly mounted between the first fixed plate 7106 and the second fixed plate 7107, and the first slide block 7105 avris is provided with First sensing chip 7110, first fixed plate the 7106, second fixed plate 7107 is provided with the first light of detection the first sensing chip 7110 Electric switch 7111, first two piston rods 7112 of slide block 7105 left and right sides fixed installation, piston rod 7112 front end installation piston, A glue, B glue respectively enter in two metering pump block mechanisms 7113, and the first servomotor 7101 drives 7112 A glue of piston rod, B glue Accurately export from metering pump block mechanism 7113.

As shown in Figure 10, metering pump block mechanism 7113 includes that second crosses rubber base the 71131, first check valve the 71132, second list To valve the 71133, first pressure transducer 71134 and cylinder sleeve 71135, second crosses internal being provided with of rubber base 71131 accommodates A glue or B glue Cavity volume, cavity volume is arranged over glue-feeder；Side is provided with gum exudation mouth, is provided with the first check valve 71132 at glue-feeder, and first is single Downward to the flow direction of valve 71132, the second check valve 71133 is installed at gum exudation mouth, the flow direction of the second check valve 71133 is from cavity volume Crossing blob of viscose 3 to first, second crosses rubber base 71131 avris is provided with the first pressure transducer 71134 of detection cavity volume internal pressure, Second crosses installation cylinder sleeve 71135 below rubber base 71131, and AB sizing material is after the first check valve 71132 flows to cavity volume, and the first pressure passes Sensor 71134 detects the change of cavity volume internal pressure, and the first pressure transducer 71134 transmits a signal to the first servomotor 11, First servomotor 11 drives piston rod 16 to stretch out from cylinder sleeve and the sizing material in cavity volume is expelled to the first mistake blob of viscose from gum exudation mouth In.

The operation principle of AB glue apron quantitive conveyor structure: as it is shown in fig. 7, A glue, B glue are flowed to by the first check valve 71132 Be positioned at the first servomotor 7101 both sides first crosses blob of viscose 73 cavity volume, and the first pressure transducer 71134 detects inside cavity volume The change of pressure, the first pressure transducer 71134 transmits signal the first servomotor 7101, and the first servomotor 7101 is by the One planetary reducer 7102 drives the first ball-screw 7103 to rotate, and the first ball-screw 7103 drives the first feed screw nut 7104 Upper shifting, the first feed screw nut 7104 drives and moves on the first slide block 7105, and the first slide block 7105 drives and moves on piston rod 7112, piston Bar 7112 stretches out from cylinder sleeve 71135 and the AB glue in cavity volume is accurately extruded from gum exudation mouth, full process automatization action, degree of accuracy Height, servomotor 7101 accurately controls the first slide block 7105 displacement.

As shown in Figure 12～14, mill base apron quantitive conveyor structure 72 includes the secondth servomotor the 7201, second planetary reduction gear Machine 7202, guard shield the 7203, second ball screw the 7204, second feed screw nut the 7205, second slide block 7206, plunger 7207, metering Cylinder sleeve the 7208, the 3rd crosses blob of viscose the 7029, second pressure transducer the 7210, the 3rd check valve 7211 and the 4th check valve 7212, the Two servomotors 7201 drive the second ball screw 7204 to rotate by the second planetary reducer 7202, the second ball screw 7204 Threaded second feed screw nut 7205, the second feed screw nut 7205 is fixedly installed in the second slide block 7206, the second slide block 7206 Being slidably mounted on guard shield 7203 internal, install metering cylinder sleeve 7208 below guard shield 7203, plunger 7207 is movable inserts metering cylinder sleeve In 7208, the 3rd crosses blob of viscose 7209 head seal inserts in metering cylinder sleeve 7208, and the 3rd crosses blob of viscose 7209 inside is provided with the 3rd mistake Glue runner 72091, second crosses blob of viscose 7209 avris installs the second pressure transducer 7210, and the second pressure transducer 7210 detects the Three cross glue runner 72091 pressure, and the second servomotor 7201 drives plunger 7207 to oppress the 3rd and crosses the mill base in glue runner 72091 It is expelled to first cross in blob of viscose 73.

3rd crosses blob of viscose 7209 avris is provided with mill base import and mill base outlet, and mill base import, mill base outlet cross glue with the 3rd Runner 72091 communicates, and mill base import department is provided with the 3rd check valve 7211, and mill base exit is provided with the 4th check valve 7212, The conducting direction of the 3rd check valve 7211 crosses glue runner 72091, the conducting side of the 4th check valve 7212 for flowing to the 3rd from outside To for flowing to the first mistake blob of viscose 73 from the 3rd glue runner 72091 excessively, the 3rd check valve the 7211, the 4th check valve 7212 effectively stops Mill base refluxes, it is ensured that mill base can quantitatively enter first and cross in blob of viscose 73.

Mill base apron quantitive conveyor structure 72 also include the 3rd fixed plate 7213, the 4th fixed plate the 7214, second guide pillar 7215, Two copper sheathings 7216, sensor stand 7217 and the second photoswitch 7218, the 3rd fixed plate 7213 is fixedly mounted on guard shield 7203 Inner upper, the 4th fixed plate 7214 is fixedly mounted on guard shield 7203 lower inside, the 3rd fixed plate 7213 and the 4th fixed plate Being provided with the second guide pillar 7215 between 7214, the second guide pillar 7215 is set in slide block, guard shield 723 inner edge by the second copper sheathing 7216 Side fixed installation sensor stand 7217, sensor stand 7217 is provided with the second photoswitch 7218, on the second slide block 7206 Being provided with the second sensing chip 7219 being sensed detection by the second photoswitch 7218, the second slide block 7206 is led the second guide pillar 7215 The most steadily moving between the 3rd fixed plate 7213 and the 4th fixed plate 7214 under effect, the second sensing chip 7219 is with second Slide block 7206 synchronizing moving, the second photoswitch 7218 accurately judges second by detecting the position of the second sensing chip 7219 The position of slide block 7206, is more beneficial for accurately controlling to inject mill base.

As shown in figs, dynamic mixer 74 includes oil motor 7401, mixing axle 7402, bearing 7403, blender Overcoat 7404 and cold water jacket 7405, blender overcoat 7404 is provided with compound import 74041, silica gel material outlet 74042, hybrid chamber Room 74043, compound import 74041, silica gel material outlet 74042 communicate with mixing chamber 74043, and first crosses what blob of viscose 73 exported Compound blended material import 74041 enters mixing chamber 74043, and the silica gel material mixed is entered through silica gel material outlet 74042 Entering pneumatic ball valve 5, mixing axle 7402 is movably installed in mixing chamber 74043 by bearing 7403, and oil motor output shaft drives Mixing axle 7402 rotates, and cold water jacket 7405 is sleeved on the outer circumferential side of blender overcoat 7404, cold water jacket 7405 and blender overcoat Forming water-cooled chamber 7406 between 7404, cold water jacket 7405 is provided with the outlet and water inlet communicated with water-cooled chamber 7406, water Enter water-cooled chamber 7406 cooling mixer overcoat 7404.

In order to make compound mixing more abundant, mixing axle 7402 outer circumferential side etc. is arranged with the raised line being easy to mix compound 74021, raised line 74021 can fully stir compound, makes A glue, B glue, three kinds of materials of mill base quickly mix, is well mixed Effect.It addition, compound import 74041 is located at the bottom of blender overcoat 7404 and has 1, it is right that 2 silica gel material export 74042 Claiming the outer circumferential side being located at blender overcoat 7404, compound enters in mixing chamber 74043 from bottom compound import 74041, After the most dynamically mixing of blended axle 7402, flow to pneumatic ball valve 75 from two 2 silica gel material outlet 7402 discharges.

The operation principle of 3 material quantitative injection device 7: AB glue apron quantitive conveyor structure 71 is sent into AB glue by above-mentioned principle While first crosses blob of viscose 73, the second servomotor 7201 rotates the specific number of turns, and the second servomotor 7201 is by the second row Star reductor 7202 drives the second ball screw 7204 to rotate, and the second ball screw 7204 drives the second feed screw nut 7205 times Moving, the second feed screw nut 7205 drives the second slide block 7206 to move down along the second guide pillar 7215, and the second slide block 7206 compresses plunger 7207 and drive it to move down, plunger 7207 moves down the quantitative mill base of compressing and flows into first from the 3rd check valve 7211 and cross blob of viscose 73, A Glue, B glue, mill base are crossed blob of viscose 73 through first and are entered dynamic mixer 74, and oil motor 7401 drives mixing axle 7402 to rotate thus dynamic State mixing compound, in mixed process, water enters water-cooled chamber 7406 cooling mixer overcoat 7404 from water inlet, is sufficiently mixed The silica gel material become exports 7402 rows to pneumatic ball valve 75 from silica gel sizing material.

It addition, as shown in figure 17, the invention also discloses a kind of silica gel product production line, above-mentioned including having The liquid silicone rubber injection machine of technical characteristic, purl machine 8 and master controller 9, master controller 9 controls liquid silicone rubber injection machine, flat board Machine 8 starts, and the liquid-state silicon gel that liquid silicone rubber injection machine is produced is injected by the sebific duct direct quantitative connected with pneumatic ball valve 75 In the mold cavity of purl machine, simple to operate, convenient to use, it is not necessary to liquid-state silicon gel feeder and liquid-state silicon gel injection Machine, so that it may liquid silica gel is injected directly in the mould of purl machine, it is adaptable to major part purl machine, solves liquid-state silicon gel row The a great problem of industry.

Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to Assert that of the present utility model being embodied as is confined to these explanations, for the ordinary skill of this utility model art For personnel, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should regard For belonging to protection domain of the present utility model.

Claims

1. an accurate liquid silicone rubber injection machine, takes out material including frame, control electronic box, lowering or hoisting gear, A glue material pump device, B glue Device, mill base material pump device and the sebific duct of multiple hollow, control electronic box and be arranged on frame front, equipped with A glue, two storages of B glue Charging basket is placed in frame, and lowering or hoisting gear drives A glue material pump device and B glue material pump device to stretch into and take out material in storage vat, and mill base is taken out Material mechanism individually extracts mill base, it is characterised in that: liquid silicone rubber injection machine also includes that 3 material quantitative injection device, A glue take out material Device, B glue material pump device, mill base material pump device are transported to A glue, B glue, mill base 3 material calibrated shot and fill by sebific duct respectively Putting, 3 material quantitative injection device accurately controls A glue, B glue, the mixed proportion of mill base, thus draws high-purity liquid-state silicon gel also Liquid-state silicon gel is expelled to next station.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 1, it is characterised in that: described 3 material is quantitatively noted Injection device includes AB glue apron quantitive conveyor structure, mill base apron quantitive conveyor structure, the first mistake blob of viscose, dynamic mixer and pneumatic ball valve, AB glue apron quantitive conveyor structure accurately carries quantitative A glue, B glue enters first and crosses blob of viscose, and mill base apron quantitive conveyor structure accurately carries Quantitative mill base enters first and crosses blob of viscose, and A glue, B glue, mill base are crossed blob of viscose through first and entered dynamic mixer, and dynamic mixer mixes Conjunction A glue, B glue, mill base become liquid-state silicon gel, and liquid-state silicon gel is expelled to next station through pneumatic ball valve.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 1, it is characterised in that: described lowering or hoisting gear four Lift cylinder, trachea and hands rotary valve, hands rotary valve controls lift cylinder and starts, and four lift cylinders are separately mounted to four of frame Angle, the piston rod of lift cylinder can protrude upward, and two, left side lift cylinder realizes linkage, two, right side lifting air by trachea Cylinder realizes linkage by trachea, and the piston rod of two lift cylinders in left side drives A glue material pump device to move up and down, and two, right side rises The piston rod of sending down the abnormal ascending QI cylinder drives B glue material pump device to move up and down.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 2, it is characterised in that: described AB glue quantitatively carries Mechanism include the first servomotor, first planet reductor, the first ball-screw, the first feed screw nut, the first slide block, One fixed plate, the second fixed plate, the first guide pillar, the first copper sheathing, the first sensing chip, the first photoswitch, piston rod and two meters Amount pump block mechanism, the first servo motor output shaft drives first planet reductor to start, and first planet reductor is fixedly mounted on Above first fixed plate, first planet reductor drives the first ball screw turns, threaded first of the first ball-screw Thick stick nut, the first feed screw nut fixedly mounts the first slide block, and the first slide block left and right sides is symmetrically installed with the first copper sheathing, the first bronze medal Set suit the first guide pillar, the first guide pillar is fixedly mounted between the first fixed plate and the second fixed plate, and the first slide block avris is provided with First sensing chip, the first fixed plate, the second fixed plate are provided with the first photoswitch of detection the first sensing chip, a first slide block left side Two piston rods of right both sides fixed installation, piston rod front end installation piston, A glue, B glue respectively enter two metering pump block mechanisms In, the first driven by servomotor piston rod accurately exports A glue, B glue from metering pump block mechanism.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 4, it is characterised in that: described metering pump block mechanism Including the second mistake rubber base, the first check valve, the second check valve, the first pressure transducer and cylinder sleeve, it is provided with inside the second mistake rubber base Accommodating A glue or the cavity volume of B glue, cavity volume is arranged over glue-feeder；Side is provided with gum exudation mouth, is provided with first unidirectional at glue-feeder Valve, is provided with the second check valve at gum exudation mouth, second crosses rubber base avris is provided with the first pressure biography of detection cavity volume internal pressure Sensor, second crosses and installs cylinder sleeve below rubber base, and piston rod stretches out from cylinder sleeve and the sizing material in cavity volume is expelled to the from gum exudation mouth One crosses in blob of viscose.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 1, it is characterised in that: described A glue material pump device Identical with B glue material pump device structure, A glue material pump device includes gluing cylinder, gluing pump and big platen, the big pressure of gluing air cylinder driven Dish stretches in storage vat, and gluing pump drives big platen extraction A glue to be transferred to 3 material quantitative injection device through sebific duct.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 2, it is characterised in that: described mill base quantitatively carries Mechanism include the second servomotor, the second planetary reducer, guard shield, the second ball screw, the second feed screw nut, the second slide block, Plunger, metering cylinder sleeve, the 3rd mistake blob of viscose, the second pressure transducer, the 3rd check valve and the 4th check valve, the second servomotor leads to Crossing the second planetary reducer drives the second ball screw to rotate, threaded second feed screw nut of the second ball screw, second Stem nut is fixedly installed in the second slide block, and the second slide block is slidably mounted on inside guard shield, installs metering cylinder sleeve, plunger below guard shield Movable inserting in metering cylinder sleeve, the 3rd crosses blob of viscose head seal inserts in metering cylinder sleeve, and the 3rd crosses and be provided with the 3rd mistake inside blob of viscose Glue runner, the 3rd crosses blob of viscose avris is provided with mill base import and mill base outlet, and mill base import, mill base outlet cross glue runner phase with the 3rd Logical, mill base import department is provided with the 3rd check valve, and mill base exit is provided with the 4th check valve, and second crosses blob of viscose avris installs the Two pressure transducers, glue flowpath pressure, the second driven by servomotor plunger compressing the 3rd are crossed in the second pressure transducer detection the 3rd Cross the mill base in glue runner to be expelled in the first mistake blob of viscose.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 7, it is characterised in that: described mill base quantitatively carries Mechanism also includes the 3rd fixed plate, the 4th fixed plate, the second guide pillar, sensor stand and the second photoswitch, the 3rd fixed plate Being fixedly mounted on guard shield inner upper, the 4th fixed plate is fixedly mounted on guard shield lower inside, and the 3rd fixed plate is fixed with the 4th Being provided with the second guide pillar between plate, the second guide pillar is set in slide block by copper sheathing, avris fixed installation sensor stand in guard shield, Sensor stand is provided with the second photoswitch, and the second slide block is provided with by the second sensing of the second photoswitch sensing detection Sheet.

The liquid silicone rubber injection machine of a kind of precision the most according to claim 2, it is characterised in that: described dynamic mixer bag Oil scraper motor, mixing axle, bearing, blender overcoat and cold water jacket, be arranged with outside blender compound import, silica gel material outlet, Mixing chamber, compound import, silica gel material outlet communicate with mixing chamber, first cross blob of viscose export the blended material of compound enter Mouth enters mixing chamber, and the silica gel material mixed enters pneumatic ball valve through silica gel material outlet, and mixing axle is pacified by bearing activity Being loaded in mixing chamber, oil motor output shaft drives mixing axle to rotate, and mixing axle outer circumferential side etc. is arranged with to be easy to mix compound Raised line, cold water jacket is sleeved on the outer circumferential side of blender overcoat, between cold water jacket and blender overcoat formed water-cooled chamber, cold water Being arranged with the outlet and water inlet communicated with water-cooled chamber, water enters water-cooled chamber cooling mixer overcoat.

10. a silica gel product production line, it is characterised in that: include the arbitrary described liquid-state silicon of the claims 1～9 Glue injector, purl machine and master controller, the startup of main controller controls liquid silicone rubber injection machine, purl machine, liquid-state silicon gel is injected The liquid-state silicon gel that machine is produced is expelled in the mold cavity of purl machine by sebific duct direct quantitative.