CN114523040A - Injection molding machine, die casting machine and punching machine die assembly based on lead screw locking structure - Google Patents

Injection molding machine, die casting machine and punching machine die assembly based on lead screw locking structure Download PDF

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Publication number
CN114523040A
CN114523040A CN202210329948.6A CN202210329948A CN114523040A CN 114523040 A CN114523040 A CN 114523040A CN 202210329948 A CN202210329948 A CN 202210329948A CN 114523040 A CN114523040 A CN 114523040A
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CN
China
Prior art keywords
swing rod
shaped
shaped swing
seat
injection molding
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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.)
Withdrawn
Application number
CN202210329948.6A
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Chinese (zh)
Inventor
朱永
朱恩帝
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Suzhou Plastic Storage Machinery Technology Co ltd
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Suzhou Plastic Storage Machinery Technology Co ltd
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Publication date
Application filed by Suzhou Plastic Storage Machinery Technology Co ltd filed Critical Suzhou Plastic Storage Machinery Technology Co ltd
Priority to CN202210329948.6A priority Critical patent/CN114523040A/en
Publication of CN114523040A publication Critical patent/CN114523040A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/14—Particular arrangements for handling and holding in place complete dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/2092—Safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/26—Mechanisms or devices for locking or opening dies
    • B22D17/263—Mechanisms or devices for locking or opening dies mechanically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/1742—Mounting of moulds; Mould supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/78—Measuring, controlling or regulating of temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/84—Safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76003—Measured parameter
    • B29C2945/76006—Pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76003—Measured parameter
    • B29C2945/7604—Temperature

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention discloses an injection molding machine, a die casting machine and a punching machine die assembly based on a lead screw locking structure, which relate to the technical field of injection molding machines, die casting machines and punching machine equipment and comprise a bottom plate, a T-shaped slide rail, a pressing block, a pressing plate, a swing rod assembly and a lead screw locking assembly, wherein the swing rod assembly comprises an inner-side upper Y-shaped swing rod, an inner-side lower Y-shaped swing rod, an outer-side upper Y-shaped swing rod, an outer-side lower Y-shaped swing rod, an upper articulated shaft, a lower articulated shaft and a middle articulated shaft; utilize the opening angle between the lead screw locking subassembly autonomic regulation pendulum rod, drive the briquetting and rotate downwards, and then relax and fall the clamp plate to the pressing force of mould, it is swift high-efficient to change the mould, and automatic control is effectual.

Description

Injection molding machine, die casting machine and punching machine die assembly based on lead screw locking structure
Technical Field
The invention relates to the technical field of injection molding machines, die casting machines and punching machines, in particular to a die assembly of an injection molding machine, a die casting machine and a punching machine based on a screw rod locking structure.
Background
In injection molding, die-casting or stamping production, fixed mode between mould and the die carrier is single, adopts the fixed briquetting of bolt cooperation to fix the die holder of mould on the die carrier mostly, and the locking process is wasted time and energy, and it is equally inconvenient to dismantle the process to appear the nut not hard up in addition, lead to the not hard up problem of dislocation of die holder and die carrier, take place the production accident very easily. In order to enable the pressing block to firmly press the die holder and timely feed back stress conditions, a mechanism for conveniently locking the die holder and the die frame needs to be specially designed to replace a traditional bolt locking mode, so that not only can nuts be prevented from loosening and clamping from loosening, but also the pressing stress conditions can be timely fed back to a controller, and the replacement of the die is quick and efficient.
Disclosure of Invention
The invention aims to: aiming at the technical problems that the die holder of the die is fixed on the die carrier by the bolt matched fixed pressing block, the locking process is time-consuming and labor-consuming, the dismounting process is not convenient, the nut is loosened, the die holder and the die carrier are loosened and staggered, and production accidents are easy to happen.
The technical scheme adopted for solving the problems is as follows:
the utility model provides an injection molding machine, die casting machine, punching machine die assembly based on lead screw locking structure, includes bottom plate, T type slide rail, briquetting, clamp plate, pendulum rod subassembly and lead screw locking subassembly.
The T-shaped slide rail is fixedly connected with the lower end surface of the bottom plate through bolts and is matched with a T-shaped groove arranged on the mold frame to adjust the distance, the upper end surface of the bottom plate is provided with a fulcrum hinge seat, an inner side lower pushing seat and an outer side lower pushing seat, the fulcrum hinge seat is matched with the fulcrum shaft to movably hinge a fulcrum hole of the fulcrum seat arranged at the lower end of the pressing block, so that the pressing block freely rotates around the fulcrum shaft,
the front end of the pressing block is fixedly connected with the pressing plate in a clamping manner, the lower end surface of the rear end of the pressing block is provided with an inner side pushing seat and an outer side pushing seat, the inner side pushing seat and the outer side pushing seat are matched with the swing rod component to adjust and rotate up and down, and the pressing or loosening between the pressing plate and the die holder of the die is realized,
the swing rod component comprises an inner upper Y-shaped swing rod, an inner lower Y-shaped swing rod, an outer upper Y-shaped swing rod, an outer lower Y-shaped swing rod, an upper hinge shaft, a lower hinge shaft and a middle hinge shaft which are symmetrically arranged on the left side and the right side, the inner upper Y-shaped swing rod is movably hinged with an inner upper pushing seat through the upper hinge shaft, the inner lower Y-shaped swing rod is movably hinged with the inner lower pushing seat through the lower hinge shaft, the outer upper Y-shaped swing rod is movably hinged with the outer upper pushing seat through the upper hinge shaft, the outer lower Y-shaped swing rod is movably hinged with the outer lower pushing seat through the lower hinge shaft, a single-arm end at the lower end of the inner upper Y-shaped swing rod and a single-arm end at the upper end of the inner lower Y-shaped swing rod are connected with a screw rod locking component through the middle hinge shaft, the single-arm end at the lower end of the outer upper Y-shaped swing rod and the single-arm end at the upper end of the outer lower Y-shaped swing rod are connected with the locking component through the middle hinge shaft,
the screw rod locking assembly comprises a screw rod sliding block, a screw rod, a bearing seat, a positioning seat, a gear and a transmission motor which drive the screw rod to rotate, the positioning seat is connected with the single-arm end at the lower end of the Y-shaped swing rod on the outer side and the single-arm end at the upper end of the Y-shaped swing rod on the lower end of the outer side through a middle articulated shaft, the screw rod slide block is connected with the single-arm end at the lower end of the Y-shaped swing rod on the inner side and the single-arm end at the upper end of the Y-shaped swing rod under the inner side through a middle articulated shaft, the center of the screw rod sliding block is provided with a threaded hole matched with the screw rod in a threaded manner, the tail end of the screw rod is fixedly connected with a gear, the gear is meshed with a driving wheel on a main shaft of a driving motor fixed on one side of the positioning seat to obtain driving force, the positioning seat center is provided with the bearing frame, be provided with angular contact bearing in the bearing frame, the lead screw links firmly with angular contact bearing's inner circle, and the lead screw still does not hinder circumferential direction and rotates under being in the tensioning state.
Furthermore, the front end of the bearing seat is fixedly connected with a rubber gasket, and after the rubber gasket is tightly attached to the screw rod slide block, the Y-shaped swing rod on the inner side, the Y-shaped swing rod under the inner side, the Y-shaped swing rod on the outer side and the Y-shaped swing rod under the outer side are all in a vertical state.
Further, when the Y-shaped oscillating bar on the inner side, the Y-shaped oscillating bar under the inner side, the Y-shaped oscillating bar on the outer side and the Y-shaped oscillating bar under the outer side are all in a vertical state, the oscillating bar assembly forms a dead point, and the pressing block is fully locked, so that the pressing plate applies stable pressing force to the die.
Furthermore, an elliptical hole is formed in the center of the pressing block, a sensor control chip is arranged in the elliptical hole, and the sensor control chip is packaged by silica gel.
Furthermore, a pressure sensor is arranged below the oval hole of the pressing block, and the stress condition of the whole pressing die assembly is monitored according to deformation parameters of the oval cylinder.
Furthermore, each edge of the pressing block is provided with a fillet so as to reduce bending stress concentration and cause the pressing block to have bending cracks.
Furthermore, a temperature sensor is further arranged in the normal direction of the upper end face of the pressing plate.
Furthermore, a displacement sensor is arranged on the front end face of the pressing block.
The beneficial effects of the invention are:
1. according to the injection molding machine, the die casting machine and the stamping machine die assembly based on the screw rod locking structure, the oscillating bar is matched with the pressing block to realize loosening and locking functions in a lever principle mode, and the dead point locking principle of the oscillating bar is utilized to enable the lever to be completely in a locking state without loosening;
2. the lead screw locking assembly is utilized to drive the lead screw and the lead screw sliding block to rotate through the transmission motor, the opening angle between the inner Y-shaped swing rod and the outer Y-shaped swing rod is automatically adjusted, the inner Y-shaped swing rod is bent inwards, the outer Y-shaped swing rod is bent outwards, the pressing block is driven to rotate downwards, the pressing force of the pressing plate on the die is loosened, the die is replaced quickly and efficiently, and the automatic control effect is good;
3. monitoring the stress condition of the pressing plate by using a pressure sensor, and monitoring the temperature change of the mold conducted by the contact between the pressing plate and the mold by using a temperature sensor;
4. meanwhile, a displacement sensor is arranged to monitor the displacement change of the pressing plate, and an overtravel alarm is given, so that the device is safe and practical.
Drawings
FIG. 1 is a side plan view of a die assembly of an injection molding machine, a die casting machine and a punching machine based on a screw rod locking structure according to the embodiment;
FIG. 2 is a rear side plan view of the injection molding machine, die casting machine and press die assembly of the present embodiment with the press block removed based on the screw locking structure;
FIG. 3 is a front side plan view of the injection molding machine, the die casting machine and the punch die assembly with the press block removed based on the screw rod locking structure according to the embodiment;
FIG. 4 is an exploded view of the rocker assembly and the lead screw locking assembly according to the present embodiment;
FIG. 5 is a side bottom view of the compact of the present embodiment;
FIG. 6 is a side plan view of the compact of this embodiment;
wherein, 1-T type slide rail, 2-bottom plate, 3-inner side lower Y type swing rod, 4-outer side lower Y type swing rod, 5-bearing seat, 6-positioning seat, 7-gear, 8-outer side upper Y type swing rod, 9-inner side upper Y type swing rod, 10-silica gel, 11-pressing block, 12-screw rod, 13-pressing plate, 14-fulcrum shaft, 15-screw rod slide block, 16-upper hinged shaft, 17-fulcrum hinged seat, 18-inner side lower Y type swing rod hinged seat, 19-outer side lower Y type swing rod hinged seat, 20-middle hinged shaft hinged position, 21-positioning seat center, 22-rubber gasket, 23-threaded hole, 24-screw rod slide block hinged position, 25-fulcrum hole, 26-fulcrum seat, 27-pressure sensor, 28-inner upper hinge seat, 29-outer upper hinge seat, 30-displacement sensor, 31-temperature sensor, 32-middle hinge shaft, 33-lower hinge shaft.
Detailed Description
The technical solution of the present invention will be clearly and completely described in the following by way of example with reference to the accompanying drawings.
Referring to fig. 1-6, the present embodiment provides a die assembly of an injection molding machine, a die casting machine, and a stamping machine based on a screw rod 12 locking structure, which includes a bottom plate 2, a T-shaped slide rail 1, a pressing block 11, a pressing plate 13, a swing link assembly, and a screw rod locking assembly. T type slide rail 1 links firmly terminal surface under bottom plate 2 through the bolt to T type groove cooperation spacing of adjusting that the cooperation mould was equipped with, 2 up ends of bottom plate are provided with the pivot and articulate 17, inboard pushes up the seat and pushes up the seat under the outside down, 17 cooperation pivot axles 14 of pivot seat 26 of setting up 11 lower extremes of briquetting is articulated in the fulcrum hole 25 activity, makes briquetting 11 freely rotate with pivot axle 14, and the briquetting drives the clamp plate and just implements to compress tightly or relax the action to the mould base.
Specifically speaking, refer to fig. 1 and 5, 11 front ends of briquetting and 13 joints of clamp plate link firmly, 11 rear end terminal surfaces of briquetting are provided with inboard top push seat and outside top push seat, oval hole has been seted up at 11 centers of briquetting, and oval hole embeds sensor control chip to with the encapsulation of silica gel 10, sensor control chip is used for concentrating the feedback signal who collects each sensor to convey the outside controller with the data line mode, inboard top push seat and outside top push seat cooperation pendulum rod subassembly are adjusted rotatoryly from top to bottom, and realize the clamp plate 13 and compress tightly or slack between the die holder of mould.
Referring to fig. 2, 3 and 4, the swing link assembly includes an inner upper Y-shaped swing link 9, an inner lower Y-shaped swing link 3, an outer upper Y-shaped swing link 8, an outer lower Y-shaped swing link 4, an upper hinge shaft 16, a lower hinge shaft 33 and a middle hinge shaft 32, which are symmetrically arranged on the left and right sides, the inner upper Y-shaped swing link 9 is movably hinged to the inner upper pushing seat through the upper hinge shaft 16, the inner lower Y-shaped swing link 3 is movably hinged to the inner lower pushing seat through the lower hinge shaft 33, the outer upper Y-shaped swing link 8 is movably hinged to the outer upper pushing seat through the upper hinge shaft 16, the outer lower Y-shaped swing link 4 is movably hinged to the outer lower pushing seat through the lower hinge shaft 33, a single-arm end at the lower end of the inner upper Y-shaped swing link 9 and a single-arm end at the upper end of the inner lower Y-shaped swing link 3 are connected to the locking assembly through the middle hinge shaft 32, and a single-arm end at the lower Y-shaped swing link 8 and a single-arm end at the lower end of the upper Y-shaped swing link 4 are connected to the locking assembly through the middle hinge shaft 32 and the locking assembly .
Referring to fig. 4, the lead screw locking assembly includes a lead screw slider 15, a lead screw 12, a bearing seat 5, a positioning seat 6, a gear 7 and a transmission motor (not shown in the figure) for driving the lead screw 12 to rotate, the positioning seat 6 is connected with a single-arm end at the lower end of an outer upper Y-shaped swing rod 8 and a single-arm end at the upper end of an outer lower Y-shaped swing rod 4 through a middle hinge shaft 32, the lead screw slider 15 is connected with a single-arm end at the lower end of an inner upper Y-shaped swing rod 9 and a single-arm end at the upper end of an inner lower Y-shaped swing rod 3 through the middle hinge shaft 32, a threaded hole 23 in threaded fit with the lead screw 12 is arranged in the center of the lead screw slider 15, the end of the lead screw 12 is fixedly connected with the gear 7, the gear 7 is engaged with a transmission wheel fixed on a main shaft of the transmission motor at one side of the positioning seat 6 to obtain a transmission force, the bearing seat 5 is arranged in the center of the positioning seat 6, an angular contact bearing is arranged in the bearing seat 5, the screw rod 12 is fixedly connected with an inner ring of the angular contact bearing, the screw rod 12 still does not hinder circumferential rotation in a tensioning state, and axial thrust is provided.
The further implementation scheme is that the front end of the bearing seat 5 is fixedly connected with a rubber gasket 22, and after the rubber gasket 22 is tightly attached to the screw rod slide block 15, the inner upper Y-shaped swing rod 9, the inner lower Y-shaped swing rod 3, the outer upper Y-shaped swing rod 8 and the outer lower Y-shaped swing rod 4 are all in a vertical state; when the Y-shaped oscillating bar 9 on the inner side, the Y-shaped oscillating bar 3 below the inner side, the Y-shaped oscillating bar 8 on the outer side and the Y-shaped oscillating bar 4 below the outer side are all in a vertical state, the Y-shaped oscillating bar 9 on the inner side and the Y-shaped oscillating bar 3 below the inner side are collinear, the Y-shaped oscillating bar 8 on the outer side and the Y-shaped oscillating bar 4 below the outer side are collinear, and at the moment, the oscillating bar components form dead points, and the pressing block 11 is fully locked, so that the pressing plate 13 applies stable pressing force to the die.
In a further embodiment, a pressure sensor 27 is further arranged below the elliptical hole of the pressing block 11, and the deformation parameter of the elliptical cylinder is used for monitoring the stress condition of the whole pressing die assembly.
The further implementation scheme is that each edge of the pressing block 11 is provided with a round corner to reduce bending stress concentration and cause bending cracks of the pressing block 11.
In a further embodiment, a temperature sensor 31 is further disposed in a normal direction of the upper end surface of the platen 13, so as to detect a change in heat generated by static friction of the platen against the mold base.
In a further embodiment, a displacement sensor 30 is arranged on the front end face of the pressing block 11 to detect whether the pressing plate is displaced and dislocated relative to the pressing block, and the pressing plate is placed to fall off, so that the pressing and clamping on the mold base are disabled.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, the scope of the present invention being defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides an injection molding machine, die casting machine, punching machine die assembly based on lead screw locking structure which characterized in that: comprises a bottom plate, a T-shaped slide rail, a pressing block, a pressing plate, a swing rod assembly and a screw rod locking assembly,
the front end of the pressing block is fixedly connected with the pressing plate in a clamping manner, the lower end surface of the rear end of the pressing block is provided with an inner side pushing seat and an outer side pushing seat, the inner side pushing seat and the outer side pushing seat are matched with the swing rod component to adjust and rotate up and down, and the pressing or loosening between the pressing plate and the die holder of the die is realized,
the swing rod component comprises an inner upper Y-shaped swing rod, an inner lower Y-shaped swing rod, an outer upper Y-shaped swing rod, an outer lower Y-shaped swing rod, an upper hinge shaft, a lower hinge shaft and a middle hinge shaft which are symmetrically arranged on the left side and the right side, the inner upper Y-shaped swing rod is movably hinged with an inner upper pushing seat through the upper hinge shaft, the inner lower Y-shaped swing rod is movably hinged with the inner lower pushing seat through the lower hinge shaft, the outer upper Y-shaped swing rod is movably hinged with the outer upper pushing seat through the upper hinge shaft, the outer lower Y-shaped swing rod is movably hinged with the outer lower pushing seat through the lower hinge shaft, a single-arm end at the lower end of the inner upper Y-shaped swing rod and a single-arm end at the upper end of the inner lower Y-shaped swing rod are connected with a screw rod locking component through the middle hinge shaft, the single-arm end at the lower end of the outer upper Y-shaped swing rod and the single-arm end at the upper end of the outer lower Y-shaped swing rod are connected with the locking component through the middle hinge shaft,
the screw rod locking assembly comprises a screw rod sliding block, a screw rod, a bearing seat, a positioning seat, a gear and a transmission motor, wherein the gear and the transmission motor drive the screw rod to rotate, a threaded hole matched with the screw rod in a threaded mode is formed in the center of the screw rod sliding block, the tail end of the screw rod is fixedly connected with the gear, the gear is meshed with a transmission wheel fixed on a transmission motor spindle on one side of the positioning seat to obtain transmission force, and the bearing seat is arranged in the center of the positioning seat.
2. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: the T-shaped sliding rail is fixedly connected to the lower end face of the bottom plate through bolts and is matched with a T-shaped groove arranged on the formwork to adjust the distance, the upper end face of the bottom plate is provided with a fulcrum hinged seat, an inner side lower pushing seat and an outer side lower pushing seat, and the fulcrum hinged seat is matched with the fulcrum shaft to movably hinge a fulcrum hole of the fulcrum seat arranged at the lower end of the pressing block, so that the pressing block freely rotates around the fulcrum shaft.
3. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: the positioning seat is connected with the single-arm end at the lower end of the Y-shaped swing rod on the outer side and the single-arm end at the upper end of the Y-shaped swing rod under the outer side through a middle hinged shaft, and the lead screw sliding block is connected with the single-arm end at the lower end of the Y-shaped swing rod on the inner side and the single-arm end at the upper end of the Y-shaped swing rod under the inner side through a middle hinged shaft.
4. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: the bearing seat is internally provided with an angular contact bearing, the screw rod is fixedly connected with an inner ring of the angular contact bearing, and the screw rod still does not hinder circumferential rotation in a tensioning state.
5. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: the front end of the bearing seat is fixedly connected with a rubber gasket, and after the rubber gasket is tightly attached to the screw rod sliding block, the Y-shaped oscillating bar on the inner side, the Y-shaped oscillating bar under the inner side, the Y-shaped oscillating bar on the outer side and the Y-shaped oscillating bar under the outer side are all in a vertical state and form a dead point.
6. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: an oval hole is formed in the center of the pressing block, a sensor control chip is arranged in the oval hole, and the oval hole is packaged by silica gel.
7. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: and a pressure sensor is also arranged below the oval hole of the pressing block.
8. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: and a temperature sensor is also arranged in the normal direction of the upper end surface of the pressing plate.
9. The injection molding machine, die casting machine, and press die assembly based on the screw locking structure of claim 1, wherein: and a displacement sensor is arranged on the front end face of the pressing block.
CN202210329948.6A 2022-03-31 2022-03-31 Injection molding machine, die casting machine and punching machine die assembly based on lead screw locking structure Withdrawn CN114523040A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210329948.6A CN114523040A (en) 2022-03-31 2022-03-31 Injection molding machine, die casting machine and punching machine die assembly based on lead screw locking structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210329948.6A CN114523040A (en) 2022-03-31 2022-03-31 Injection molding machine, die casting machine and punching machine die assembly based on lead screw locking structure

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Publication Number Publication Date
CN114523040A true CN114523040A (en) 2022-05-24

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CN202210329948.6A Withdrawn CN114523040A (en) 2022-03-31 2022-03-31 Injection molding machine, die casting machine and punching machine die assembly based on lead screw locking structure

Country Status (1)

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CN (1) CN114523040A (en)

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Application publication date: 20220524