CN109664455A - A kind of injection molding machine with the secondary adjustment mold of inside groove - Google Patents

A kind of injection molding machine with the secondary adjustment mold of inside groove Download PDF

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Publication number
CN109664455A
CN109664455A CN201811612881.7A CN201811612881A CN109664455A CN 109664455 A CN109664455 A CN 109664455A CN 201811612881 A CN201811612881 A CN 201811612881A CN 109664455 A CN109664455 A CN 109664455A
Authority
CN
China
Prior art keywords
injection molding
molding machine
mode transfer
formpiston
ontology
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811612881.7A
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Chinese (zh)
Inventor
杨正胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Shunde Zhenxu Plastic Machinery Co Ltd
Original Assignee
Foshan Shunde Zhenxu Plastic Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Foshan Shunde Zhenxu Plastic Machinery Co Ltd filed Critical Foshan Shunde Zhenxu Plastic Machinery Co Ltd
Priority to CN201811612881.7A priority Critical patent/CN109664455A/en
Publication of CN109664455A publication Critical patent/CN109664455A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/03Injection moulding apparatus
    • B29C45/04Injection moulding apparatus using movable moulds or mould halves
    • B29C45/0441Injection moulding apparatus using movable moulds or mould halves involving a rotational movement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/2602Mould construction elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/2608Mould seals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/64Mould opening, closing or clamping devices
    • B29C45/67Mould opening, closing or clamping devices hydraulic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/76Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/76Measuring, controlling or regulating
    • B29C45/77Measuring, controlling or regulating of velocity or pressure of moulding material

Abstract

The invention discloses a kind of injection molding machines with the secondary adjustment mold of inside groove, belong to injection molding machine field, a kind of injection molding machine with the secondary adjustment mold of inside groove, it can be changed the mold between casting and two-shot moulding process at one time by mould changing device, the casting of different molds twice is carried out on the same injection molding machine, and in the clamping process of casting twice, it can carry out mode transfer work, the pressure between former and formpiston is set to reach the standard of setting, it may be implemented to carry out casting twice in the same injection molding machine, wherein process is not required to staff's manual operation, significantly increase working efficiency, before injection molding machine carries out secondary injection molding, the Clamping System of injection molding machine can carry out mode transfer automatically, the pressure between former and formpiston is set to reach design needs, it avoids answering between former and formpiston pressure excessive or too small causes Plastic parts moulding failure, greatly increases the economic benefits of injection molding machine.

Description

A kind of injection molding machine with the secondary adjustment mold of inside groove
Technical field
The present invention relates to injection molding machine fields, more specifically to a kind of injection molding machine with the secondary adjustment mold of inside groove.
Background technique
Injection molding machine also known as injection (mo(u)lding) machine or injector, it is that thermoplastic or thermosetting plastics are utilized plastic shaping The main molding equipment of plastic products of various shapes is made in mold, is divided into vertical, horizontal, all electric, injection molding function heating modeling Material applies high pressure to molten plastic, it is made to project and be full of mold cavity.
Injection molding machine generally include injecting systems, Clamping System, hydraulic system, electrical system, temperature control system, lubricating system and Safety detecting system, wherein injecting systems inject molten plastic in mold cavity, after injection, to being injected into die cavity Melt keeps sizing and the effect of modular system is to guarantee mold closure, unlatching and ejection product, and the effect of hydraulic system is to realize Injection molding machine presses various movements required by technical process and provides power, and pressure, speed, temperature needed for meeting injection molding machine each section Deng requirement, electric system and hydraulic system rationally cooperate, it can be achieved that the technical process of injector requires (pressure, temperature, speed Degree, the time) and various program behaviors, temperature control system be divided into heating system and cooling system, heating system is for heating cylinder And injection nozzle, and cooling system is primarily used to cooling oil temperature, lubricating system be the moving template of injection molding machine, adjusting device, Connecting rod machine hinge penetrates platform etc. and has the position of relative motion to provide the circuit of lubricating condition, to reduce energy consumption and to improve the part longevity Life, lubrication can be regularly manual lubrication, be also possible to automatic electric lubrication, and the safety device of injection molding machine is primarily used to protect Protect the device of people, machine safety.
In general injection molding machine can only once carry out a casting, and plastic more complicated for partial shape and Speech, one time casting can not often be such that plastic forms completely, need just make to mould after carrying out two-shot moulding process to plastic Part reaches production needs, and the mold of a casting will be packed into the mold of two-shot moulding process by this using staff In, two-shot moulding process is carried out, operation is more troublesome, easily influence working efficiency.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide one kind to have the secondary adjustment mold of inside groove Injection molding machine, it may be implemented to carry out casting twice in the same injection molding machine, and wherein it is manual to be not required to staff for process Operation, significantly increases working efficiency, and before injection molding machine carries out secondary injection molding, the Clamping System of injection molding machine can carry out automatically Mode transfer makes the pressure between former and formpiston reach design needs, avoids answering between former and formpiston pressure excessive or too small makes Fail at plastic parts moulding, greatly increases the economic benefits of injection molding machine.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of injection molding machine with the secondary adjustment mold of inside groove, including injection molding machine frame, the injection molding machine frame is interior to be laid with There is feed channel, the feed channel includes feed channel and material injection nozzle, and former ontology, the former are connected on the injection molding machine frame Ontology includes former shell and glue runner, and the injection molding mouth of feed channel is connected with the glue runner of former ontology, the injection molding machine Rack is equipped with mould changing device close to the side of former ontology, and the mould changing device includes swing rod, and the lower end of the swing rod is connected with Fan-shaped connecting plate is plugged with circular lock head on the swing rod, and one end of the circular lock head connects shaft, and the shaft is separate One end of circular lock head is connect with injection molding machine frame, and the sector connecting plate is connected with formpiston sheet close to one end of former ontology Body, the sector connecting plate is dug far from one end of formpiston ontology arc chute, is slidably connected in the arc chute limited Position sliding block, the position limiting slide block are connected with hydraulic push rod far from one end of arc chute trough floor, and the hydraulic push rod is far from limit One end of position sliding block is connect with injection molding machine frame, may be implemented to carry out casting twice in the same injection molding machine, wherein mistake Cheng Buxu staff's manual operation, significantly increases working efficiency.
Further, the formpiston ontology includes formpiston A and formpiston B, and formpiston A and formpiston B are symmetrically distributed in sector On connecting plate, formpiston A and formpiston B are respectively the formpiston of casting twice.
It further, include dismoulding system in the former ontology, dismoulding system can help to demould, and once infuse After mold forming, not completely molding plastic be bonded in former ontology, facilitate injection molding machine replacement formpiston and carry out secondary injection mould at Type.
Further, the formpiston ontology is connected with mode transfer bar close to one end of former ontology, opens on the former ontology It is carved with the mode transfer slot to match with mode transfer bar, is connected with the silicagel column to match with mode transfer bar in the trough floor of the mode transfer slot, There are four pressure sensors for connection in the trough floor of the mode transfer slot, can measure mode transfer bar to silicon by four pressure sensors The pressure of rubber column gel column can carry out mode transfer with aided injection mould machine, and the presence of the silicagel column can be such that the probe of pressure sensor is not easy Directly contacted with mode transfer bar, make the probe of pressure sensor be not easy to reduce because of the multiple impacts of mode transfer bar at work it is sensitive Degree, meanwhile, the active force more even that mode transfer bar pops one's head in silicagel column is transmitted by silicagel column.
Further, four pressure sensors are uniformly distributed in the trough floor of mode transfer slot, and four pressure pass The probe of sensor is plugged in silicagel column, and the data for measuring four pressure sensors are more accurate.
Further, it is connected with locating slide rod in the trough floor of the mode transfer slot, the locating slide rod is far from mode transfer slot One end of trough floor is connected with position-arresting disk, and digging on the mode transfer bar has with position-arresting disk to matched locating slot, the mode transfer slot The sealed disc to match with itself is inside slidably connected, and locating slide rod runs through sealed disc, the trough floor of the mode transfer slot Upper connection restraining position ring block, and stop collar is socketed in the outside of silicagel column, and compression is fixed between the sealed disc and stop collar Spring, and compressed spring is socketed in the outside of silicagel column, the compressed spring in compressive state, which can make sealed disc always, to be had The trend moved to mode transfer slot notch, when former ontology and formpiston ontology not can be carried out normal occlusion mould, sealed disc can quilt Compressed spring in compression institute's state is quickly carried out at the notch of mode transfer slot, and sealed disc is allow to seal mode transfer Slot makes the slurry overflowed between former ontology and formpiston ontology be not easy to flow into mode transfer slot, is not easy to influence the mode transfer work of mode transfer slot Make.
Further, the nozzle of the mode transfer slot, which goes out, is connected with the sealed silicon cushion rubber to match with sealed disc, sealed silicon Cushion rubber can increase the leakproofness between mode transfer slot inner wall and mode transfer bar and mode transfer slot inner wall and sealed disc, molding not at When function, the slurry of spilling is not easy the gap between mode transfer slot inner wall and mode transfer bar or between mode transfer slot inner wall and sealed disc Gap flows into mode transfer slot, is not easy to exchange the subsequent mode transfer work of die cavity and impacts.
Further, rigid moulding ring, and the inner wall of rigid moulding ring and mode transfer slot are connected in the sealed silicon cushion rubber It is fixedly connected, the intensity of sealed silicon cushion rubber can be enhanced in rigid moulding ring, and sealed silicon cushion rubber is made to be not easy to oppress change by ambient pressure Shape is not easy to influence the leakproofness of sealed silicon cushion rubber.
Further, the electrical system connection of one end and injection molding machine far from circular lock head of the shaft, electrical system band The rotation of turn axis, shaft drive circular lock head rotation, and circular lock head drives swing rod and fan-shaped connecting plate rotation.
Further, the hydraulic system connection of one end and injection molding machine far from position limiting slide block of the hydraulic push rod, hydraulic pressure system System pushes hydraulic push rod to move along the direction of hydraulic push rod, and hydraulic push rod pushes swing rod and fan-shaped connecting plate along the side of hydraulic push rod To movement.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) this programme may be implemented to carry out casting twice in the same injection molding machine, and wherein process is not required to work people Member's manual operation, significantly increases working efficiency, and before injection molding machine carries out secondary injection molding, the Clamping System of injection molding machine can be certainly It is dynamic to carry out mode transfer, so that the pressure between former and formpiston is reached design needs, avoid answering between former and formpiston pressure excessive or It is too small that plastic parts moulding is caused to fail, greatly increase the economic benefits of injection molding machine.
(2) formpiston ontology includes formpiston A and formpiston B, and formpiston A and formpiston B are symmetrically distributed on fan-shaped connecting plate, sun Mould A and formpiston B is respectively the formpiston of casting twice.
It (3) include dismoulding system in former ontology, dismoulding system can help to demould, and after a casting, Molding plastic completely is not bonded in former ontology, is facilitated injection molding machine replacement formpiston and is carried out two-shot moulding process.
(4) formpiston ontology is connected with mode transfer bar close to one end of former ontology, and digging on former ontology has and mode transfer bar phase Matched mode transfer slot is connected with the silicagel column to match with mode transfer bar in the trough floor of mode transfer slot, connects in the trough floor of mode transfer slot Pressure sensor there are four connecing, can measure mode transfer bar to the pressure of silicagel column by four pressure sensors, can assist infusing Molding machine carries out mode transfer, and the presence of silicagel column can make the probe of pressure sensor be not easy directly to contact with mode transfer bar, pass pressure The probe of sensor is not easy to reduce sensitivity because of the multiple impacts of mode transfer bar at work, meanwhile, mode transfer is transmitted by silicagel column The active force more even that bar pops one's head in silicagel column.
(5) four pressure sensors are uniformly distributed in the trough floor of mode transfer slot, and the probe of four pressure sensors is inserted It connects in silicagel column, the data for measuring four pressure sensors are more accurate.
(6) locating slide rod is connected in the trough floor of mode transfer slot, one end of trough floor of the locating slide rod far from mode transfer slot connects It is connected to position-arresting disk, digging on mode transfer bar has with position-arresting disk to matched locating slot, slidably connects and itself phase in mode transfer slot The sealed disc matched, and locating slide rod runs through sealed disc, restraining position ring block is connected in the trough floor of mode transfer slot, and stop collar is socketed In the outside of silicagel column, compressed spring is fixed between sealed disc and stop collar, and compressed spring is socketed in the outer of silicagel column Side, the compressed spring in compressive state can make sealed disc always and have the trend moved at mode transfer slot notch, in former When ontology and formpiston ontology not can be carried out normal occlusion mould, the compressed spring that sealed disc can be in compression institute's state is quickly carried out To at the notch of mode transfer slot, sealed disc is allow to seal mode transfer slot, makes to overflow between former ontology and formpiston ontology Slurry is not easy to flow into mode transfer slot, is not easy to influence the mode transfer work of mode transfer slot.
(7) nozzle of mode transfer slot goes out to be connected with the sealed silicon cushion rubber to match with sealed disc, and sealed silicon cushion rubber can increase Add the leakproofness between mode transfer slot inner wall and mode transfer bar and mode transfer slot inner wall and sealed disc, when molding unsuccessful, overflows Slurry be not easy the gap between mode transfer slot inner wall and mode transfer bar or the gap between mode transfer slot inner wall and sealed disc and flow into In mode transfer slot, it is not easy to exchange the subsequent mode transfer work of die cavity and impacts.
(8) rigid moulding ring is connected in sealed silicon cushion rubber, and rigid moulding ring is fixedly connected with the inner wall of mode transfer slot, just Property moulding ring the intensity of sealed silicon cushion rubber can be enhanced, make sealed silicon cushion rubber be not easy to be oppressed by ambient pressure to deform, be not easy to influence The leakproofness of sealed silicon cushion rubber.
(9) the electrical system connection of one end and injection molding machine far from circular lock head of shaft, electrical system drive shaft rotation, Shaft drives circular lock head rotation, and circular lock head drives swing rod and fan-shaped connecting plate rotation.
(10) the hydraulic system connection of one end and injection molding machine far from position limiting slide block of hydraulic push rod, hydraulic system pushes hydraulic Push rod is moved along the direction of hydraulic push rod, and hydraulic push rod pushes swing rod and fan-shaped connecting plate to move along the direction of hydraulic push rod.
Detailed description of the invention
Fig. 1 is fragmentary side cross-sectional view of the invention;
Fig. 2 is the structural schematic diagram in Fig. 1 at A;
Fig. 3 is the structural schematic diagram after being opened at A in Fig. 1;
Fig. 4 is the structural schematic diagram in Fig. 3 at C;
Fig. 5 is the structural schematic diagram in Fig. 1 at B;
Fig. 6 is the front view of mould changing device of the invention;
Fig. 7 is the rearview of mould changing device of the invention.
Figure label explanation:
It is 1 injection molding machine frame, 2 feed channels, 3 former ontologies, 4 swing rods, 5 fan-shaped connecting plates, 6 circular lock heads, 7 shafts, 8 hydraulic Push rod, 9 position limiting slide blocks, 10 arc chutes, 11 formpiston ontologies, 1101 formpiston A, 1102 formpiston B, 12 mode transfer bars, 13 locating slots, 14 Mode transfer slot, 15 locating slide rods, 16 sealed discs, 17 stop collars, 18 compressed springs, 19 silicagel columns, 20 pressure sensors, 21 sealings Silica gel ring, 22 rigid moulding rings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention;Technical solution in the embodiment of the present invention carries out clear, complete Site preparation description;Obviously;Described embodiments are only a part of the embodiments of the present invention;Instead of all the embodiments, it is based on Embodiment in the present invention;It is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment;It shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end " Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable Connection is unloaded, or is integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
Please refer to Fig. 1 and Fig. 5-7, a kind of injection molding machine with the secondary adjustment mold of inside groove, including injection molding machine frame 1, note Feed channel 2 is equipped in molding machine rack 1, feed channel 2 includes feed channel and material injection nozzle, is connected with former sheet on injection molding machine frame 1 Body 3, former ontology 3 includes former shell and glue runner, and the injection molding mouth of feed channel 2 is connected with the glue runner of former ontology 3, Slurry carries out injection molding work, injection molding machine frame 1 is close to former ontology 3 out of injection molding mouth enters former ontology 3 glue runner Side is equipped with mould changing device, and mould changing device can replace formpiston between first time casting and second of casting, change Mold device includes swing rod 4, and the lower end of swing rod 4 is connected with fan-shaped connecting plate 5, and circular lock head 6, circle lock are plugged on swing rod 4 First 6 one end connects shaft 7, and the one end of shaft 7 far from circular lock head 6 is connect with injection molding machine frame 1, and fan-shaped connecting plate 5 is close One end of former ontology 3 is connected with formpiston ontology 11, and fan-shaped connecting plate 5 is dug far from one end of formpiston ontology 11 arc chute 10, position limiting slide block 9 is slidably connected in arc chute 10, and position limiting slide block 9 is connected with far from one end of 10 trough floor of arc chute Hydraulic push rod 8, the one end of hydraulic push rod 8 far from position limiting slide block 9 are connect with injection molding machine frame 1, and shaft 7 is far from circular lock head 6 The connection of the electrical system of one end and injection molding machine, electrical system drive shaft 7 to rotate, and shaft 7 drives circular lock head 6 to rotate, round Tapered end 6 drives swing rod 4 and fan-shaped connecting plate 5 to rotate, the hydraulic pressure system of hydraulic push rod 8 one end and injection molding machine far from position limiting slide block 9 System connects, and hydraulic system pushes hydraulic push rod 8 to move along the direction of hydraulic push rod 8, and hydraulic push rod 8 pushes swing rod 4 to connect with fan-shaped Fishplate bar 5 is moved along the direction of hydraulic push rod 8, can carry out mold changing work by the rotation of circular lock head 6 and shaft 7 for injection molding machine Make, and pass through the promotion and pulling of hydraulic push rod 8 and position limiting slide block 9, can be molded and be opened work for injection molding machine.
Referring to Fig. 6, formpiston ontology 11 includes formpiston A1101 and formpiston B1102, and formpiston A1101 and formpiston B1102 is symmetrically distributed on fan-shaped connecting plate 5, and formpiston A1101 and formpiston B1102 are respectively the formpiston of casting twice, yin It include dismoulding system in mould body 3, dismoulding system can help to demould, and after a casting, completely not molding Plastic is bonded in former ontology 3, is facilitated injection molding machine replacement formpiston and is carried out two-shot moulding process.
Referring to Fig. 2, formpiston ontology 11 is connected with mode transfer bar 12 close to one end of former ontology 3, dug on former ontology 3 There is the mode transfer slot 14 to match with mode transfer bar 12, is connected with the silicagel column to match with mode transfer bar 12 in the trough floor of mode transfer slot 14 19, there are four pressure sensors 20 for connection in the trough floor of mode transfer slot 14, can measure mode transfer by four pressure sensors 20 Bar 12 can carry out mode transfer, slot bottom of four pressure sensors 20 in mode transfer slot 14 to the pressure of silicagel column 19 with aided injection mould machine It is uniformly distributed on plate, the probe of four pressure sensors 20 is plugged in silicagel column 19, measures four pressure sensors 20 Data it is more accurate, the presence of silicagel column 19 can make the probe of pressure sensor 20 be not easy with mode transfer bar 12 directly contact, The probe of pressure sensor 20 is set to be not easy to reduce sensitivity because of the multiple impacts of mode transfer bar 12 at work, meanwhile, pass through silicon Rubber column gel column 19 transmits the active force more even that mode transfer bar 12 pops one's head in silicagel column 19, is connected in the trough floor of mode transfer slot 14 Locating slide rod 15, one end of trough floor of the locating slide rod 15 far from mode transfer slot 14 are connected with position-arresting disk, and digging on mode transfer bar 12 has With position-arresting disk to matched locating slot 13, the sealed disc 16 to match with itself is slidably connected in mode transfer slot 14, and position Slide bar 15 runs through sealed disc 16, connects restraining position ring block 17 in the trough floor of mode transfer slot 14, and stop collar 17 is socketed in silicagel column 19 outside is fixed with compressed spring 18 between sealed disc 16 and stop collar 17, and compressed spring 18 is socketed in silicagel column 19 Outside, the compressed spring 18 in compressive state can make sealed disc 16 have to what is moved at 14 notch of mode transfer slot always Gesture, when former ontology 3 and formpiston ontology 11 not can be carried out normal occlusion mould, sealed disc 16 can be in compression institute's state Compressed spring 18 is quickly carried out at the notch of mode transfer slot 14, so that sealed disc 16 is sealed mode transfer slot 14, makes former The slurry overflowed between ontology 3 and formpiston ontology 11 is not easy to flow into mode transfer slot 14, is not easy to influence the mode transfer work of mode transfer slot 14.
Referring to Fig. 4, the nozzle of mode transfer slot 14 goes out to be connected with the sealed silicon cushion rubber 21 to match with sealed disc 16, seal Silica gel ring 21 can increase the sealing between 14 inner wall of mode transfer slot and mode transfer bar 12 and 14 inner wall of mode transfer slot and sealed disc 16 Property, mold it is unsuccessful when, the slurry of spilling be not easy between 14 inner wall of mode transfer slot and mode transfer bar 12 gap or mode transfer slot 14 Gap between inner wall and sealed disc 16 flows into mode transfer slot 14, is not easy to exchange the work of the subsequent mode transfer of die cavity 14 and causes shadow It rings, rigid moulding ring 22 is connected in sealed silicon cushion rubber 21, and rigid moulding ring 22 is fixedly connected with the inner wall of mode transfer slot 14, The intensity of sealed silicon cushion rubber 21 can be enhanced in rigid moulding ring 22, and sealed silicon cushion rubber 21 is made to be not easy to oppress deformation by ambient pressure, It is not easy to influence the leakproofness of sealed silicon cushion rubber 21.
The professional that above-mentioned electrical system, hydraulic system and pressure sensor 20 are both needed to related fields selects suitable type Number, and electrical system, hydraulic system and pressure sensor 20 are respectively connected with control mainboard, control mainboard is connected with control panel, Those skilled in the relevant art are needed to be previously entered corresponding code in control mainboard, control mainboard is connected with power supply, and is controlling Under the control of mainboard processed, electrical system and hydraulic system are not easy to start simultaneously.
First time casting when, control mainboard start hydraulic system, under the action of hydraulic system, hydraulic push rod 8 and position limiting slide block 9 start that swing rod 4, fan-shaped connecting plate 5 and formpiston A1101 is pushed to move to former ontology 3, carry out molding work, After formpiston A1101 and former ontology 3 are completed to mold, mode transfer is carried out, after the completion of mode transfer, control mainboard records pressure sensing Data measured by device 20, as the normal data of mode transfer in this production, after the completion of mode transfer, feed channel 2 is to former ontology 3 With inject slurry in formpiston A1101, carry out first time casting, slurry is cooled in former ontology 3 and formpiston A1101 After type, control mainboard starts hydraulic system, and under the action of hydraulic system, hydraulic push rod 8 and position limiting slide block 9 start drag formpiston A1101 is moved towards the direction far from former ontology 3, completes die sinking work, molding mold completely is not bonded in former sheet at this time In body 3, after the completion of being opened work, control mainboard closes hydraulic system and opens electrical system, under the action of electrical system, Circular lock head 6 and shaft 7 drive swing rod 4 and fan-shaped connecting plate 5 to rotate, and formpiston B1102 is made to turn to the original institute of formpiston A1101 Position, control mainboard closes electrical system, starts hydraulic system, carry out the molding work of two-shot moulding process, second Molding, the slip casting of casting are identical with die sinking work first time casting, in the pressure that the probe of pressure sensor 20 measures When power is equal with the pressure measured when mode transfer before first time casting, secondary mode transfer work is completed, and can carry out secondary injection molding Shaping work, after the die sinking stage of two-shot moulding process, control mainboard starts stripper apparatus, makes molding mold from yin It falls off on mould body 3, after the completion of second of casting works, control mainboard starts electrical system, in the work of electrical system Under, circular lock head 6 and shaft 7 start that swing rod 4 and fan-shaped connecting plate 5 is driven to be rotated, and reset formpiston A1101, continue Carry out injection molding work.
It may be implemented to carry out casting twice in the same injection molding machine, wherein process is not required to staff and grasps manually Make, significantly increase working efficiency, before injection molding machine carries out secondary injection molding, the Clamping System of injection molding machine can be adjusted automatically Mould makes the pressure between former and formpiston reach design needs, avoids answering between former and formpiston pressure excessive or too small causes Plastic parts moulding failure, greatly increases the economic benefits of injection molding machine.
It is described above;It is merely preferred embodiments of the present invention;But scope of protection of the present invention is not limited thereto; Anyone skilled in the art is in the technical scope disclosed by the present invention;According to the technique and scheme of the present invention and its It improves design and is subject to equivalent substitution or change;It should be covered by the scope of protection of the present invention.

Claims (10)

1. a kind of injection molding machine with the secondary adjustment mold of inside groove, including injection molding machine frame (1), the injection molding machine frame (1) are interior It is equipped with feed channel (2), the feed channel (2) includes feed channel and material injection nozzle, it is characterised in that: the injection molding machine frame (1) On be connected with former ontology (3), the former ontology (3) includes former shell and glue runner, and the injection molding mouth of feed channel (2) with The glue runner of former ontology (3) is connected, and the injection molding machine frame (1) is equipped with mould changing device close to the side of former ontology (3), The mould changing device includes swing rod (4), and the lower end of the swing rod (4) is connected with fan-shaped connecting plate (5), the swing rod (4) it is upper It is plugged with circular lock head (6), one end of the circular lock head (6) connects shaft (7), and the shaft (7) is far from circular lock head (6) One end connect with injection molding machine frame (1), the sector connecting plate (5) is connected with formpiston sheet close to the one end of former ontology (3) Body (11), the sector connecting plate (5) is dug far from the one end of formpiston ontology (11) arc chute (10), the arc chute (10) it is slidably connected position limiting slide block (9) in, the position limiting slide block (9) is connected with far from one end of arc chute (10) trough floor Hydraulic push rod (8), the hydraulic push rod (8) connect far from the one end of position limiting slide block (9) with injection molding machine frame (1).
2. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 1, it is characterised in that: the formpiston Ontology (11) includes formpiston A (1101) and formpiston B (1102), and formpiston A (1101) and formpiston B (1102) are symmetrically distributed in fan On shape connecting plate (5).
3. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 1, it is characterised in that: the former It include dismoulding system in ontology (3), and after a casting, molding plastic completely is not bonded in former ontology (3) It is interior.
4. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 1, it is characterised in that: the formpiston Ontology (11) is connected with mode transfer bar (12) close to the one end of former ontology (3), and digging on the former ontology (3) has and mode transfer bar (12) the mode transfer slot (14) to match is connected with the silica gel to match with mode transfer bar (12) in the trough floor of the mode transfer slot (14) Column (19), there are four pressure sensor (20) for connection in the trough floor of the mode transfer slot (14).
5. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 4, it is characterised in that: described in four Pressure sensor (20) is uniformly distributed in the trough floor of mode transfer slot (14), and the probe of four pressure sensors (20) is inserted It connects in silicagel column (19).
6. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 4, it is characterised in that: the mode transfer It is connected in the trough floor of slot (14) locating slide rod (15), the one of trough floor of the locating slide rod (15) far from mode transfer slot (14) End is connected with position-arresting disk, and digging on the mode transfer bar (12) has with position-arresting disk to matched locating slot (13), the mode transfer slot (14) sealed disc (16) to match with itself is slidably connected in, and locating slide rod (15) runs through sealed disc (16), institute Connection restraining position ring block (17) in the trough floor of mode transfer slot (14) is stated, and stop collar (17) is socketed in the outside of silicagel column (19), institute It states and is fixed between sealed disc (16) and stop collar (17) compressed spring (18), and compressed spring (18) is socketed in silicagel column (19) outside.
7. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 4, it is characterised in that: the mode transfer The nozzle of slot (14) goes out the sealed silicon cushion rubber (21) for being connected with and matching with sealed disc (16).
8. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 1, it is characterised in that: the sealing Rigid moulding ring (22) is connected in silica gel ring (21), and rigid moulding ring (22) is fixedly connected with the inner wall of mode transfer slot (14).
9. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 1, it is characterised in that: the shaft (7) electrical system of one end far from circular lock head (6) and injection molding machine connects.
10. a kind of injection molding machine with the secondary adjustment mold of inside groove according to claim 1, it is characterised in that: the liquid The hydraulic system of push rod (8) one end and injection molding machine far from position limiting slide block (9) is pressed to connect.
CN201811612881.7A 2018-12-27 2018-12-27 A kind of injection molding machine with the secondary adjustment mold of inside groove Pending CN109664455A (en)

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