CN108501303B - Double mold single injection system molding machine - Google Patents

Abstract

The application belongs to the technical field of injection molding equipment, and discloses a dual-mold single-injection system molding machine comprising a movable dual-mold installation and fixed mold clamping structure, an injection molding unit and an inclined injection machine shooting table structure; the inclined injection machine shooting table structure, Including a platform seat, the platform seat is slidably connected with a shooting table seat, a driving push rod is slidably inserted on the fixed template, one end of the driving push rod is connected with the second movable template, and the other end is connected with the shooting table seat, and the shooting table seat has a moving to the second. The installation surface of the template is inclined, and the installation surface slides along the inclined direction to set the plasticizing system. The plasticizing system is connected to the injection system. The extrusion barrel of the injection system has a nozzle corresponding to the injection port. The two-movement template moves without retraction, which reduces the chance of glue leakage and reduces cycle time. This solution reduces the cost, improves the effective usability of the mold, improves the production efficiency, saves the floor space, and has a high product qualification rate, and the quality of the products in each cavity is uniform.

Description

Double mold single injection system molding machine

technical field

The present application generally relates to the technical field of injection molding equipment, and in particular, to a molding machine with a dual-mold single-injection system.

Background technique

With the development of society and the continuous enrichment of materials, in order to meet the growing material needs of the people, higher requirements are put forward for the output and variety of plastic products, and the price continues to decline, which is more and more challenging for manufacturers. Therefore, under the premise of ensuring quality, it has become the consensus of various manufacturers to increase the output of products per unit time and strive to reduce costs.

Traditional injection molding equipment can only be produced with one pair of molds at a time. In order to further increase the output of products, more equipment manufacturers have studied many methods to solve the problem, such as increasing the number of mold cavities and designing laminates with multiple parting surfaces. mold, etc.

However, the increase of the number of cavities means the increase of the parting surface of the mold and the increase of the overall shape of the mold, which requires equipment with larger clamping force, so it needs to invest more money to purchase larger injection molding equipment to meet the demand. In addition, the multi-parting surface lamination mold is difficult to manufacture due to its complex structure, which is expensive and difficult to maintain compared with general molds.

Every time the dual-mold injection molding equipment on the market opens the mold, the injection nozzle system needs to be separated from the shunt template, which reduces the production efficiency. And the shunt template cannot be moved and adjusted relative to the moving template, and can only meet the requirements of specific double molds.

SUMMARY OF THE INVENTION

In view of the above-mentioned defects or deficiencies in the prior art, it is desirable to provide a dual-mold single-injection system molding machine to reduce equipment costs.

The application provides a dual-mold single-injection system molding machine, which includes a movable dual-mold installation and fixed mold clamping structure, an injection molding unit and an inclined injection machine injection table structure;

The movable double-mold installation and fixed mold clamping structure includes a guide post, on which an adjusting platen, a first moving platen and a fixed platen are arranged in sequence, and the adjusting platen and the first moving platen are The guide posts are slidably matched, the fixed platen is fixedly connected with the guide posts, the adjustment platen is connected with a mold adjustment mechanism and a mold clamping mechanism, and a connection with the A second movable platen that is slidably fitted with guide posts, the second movable platen has a first half-mould mounting surface facing the first moving platen and a second half-mould mounting surface facing the fixed platen, the first half-mould mounting surface Both the mold mounting surface and the second half-mold mounting surface are provided with a runner outlet, and the side of the second movable template is provided with an injection port, and the injection port is communicated with each of the runner outlets through the runner, so A mold opening and closing drive mechanism is arranged between the second movable template and the fixed template;

The injection molding unit includes a plasticizing system and an injection system;

The shooting table structure of the inclined injection machine includes a platform seat, the platform seat is slidably connected with the shooting table seat, the fixed template is slidably inserted with a driving push rod, and one end of the driving push rod is connected to the second A movable template, the other end of which is connected to the injection pedestal base, the injection pedestal has an installation surface inclined to the second movable template, and the plasticizing system is slidably installed on the installation surface along the inclined direction. The system is connected to an injection system, the extrusion barrel of the injection system has a nozzle, and the nozzle moves with the second movable template during the movement of the mold opening and closing, and maintains butt fit with the injection port.

Further, a mechanical lock lever is connected between the adjusting platen and the first moving platen, and one of the adjusting platen and the first moving platen is provided with a first connection hole, and the other is provided with a first connection hole. There is a second connection hole, the mechanical lock lever is fixedly connected with the first connection hole, the mechanical lock lever is slidably connected with the second connection hole, and the mechanical lock lever is provided with a positioning groove, A locking piece is hinged on a side of the second connecting hole away from the first connecting hole, the positioning groove has a positioning surface facing the first connecting hole, and the locking piece is engaged with the positioning surface in a back-stop manner.

Further, a linear driving device for driving the plasticizing system to slide along the inclined direction is provided between the plasticizing system and the second movable platen.

Further, the drive push rod includes an active push rod and a driven push rod that are hinged to each other, the active push rod is fixedly connected with the second movable template, and the driven push rod is hinged with the shooting platform seat, so The active push rod is slidably matched with the fixed platen, and the projections of the two hinge axes of the driven push rod intersect in a plane perpendicular to the axis of the driven push rod.

Further, the active push rod includes a connecting head and two connecting rods parallel to each other, a push rod connecting seat is fixedly connected between the two connecting rods, and the connecting head is fixedly connected to the push rod connecting seat, each The connecting rods are all fixedly connected with the second movable template, the connecting head is hinged with the driven push rod, each connecting rod is slidably matched with the fixed template, and the lower part of the shooting platform seat is provided with a directional A connecting plate extending downward, the lower end of the connecting plate is hinged with the driven push rod.

Further, the lower part of the second movable template is connected with a support structure, and the support structure includes a mold support beam, a support seat slider, a support seat slider and an adjustment screw, and the mold support beam is fixedly connected with the second movable template, The mold support beam is provided with a first groove, and a support seat slider is arranged in the first groove. The support seat slider can slide up and down in the first groove, and the support seat slides. A second groove is opened on the block, and a support seat slide plate is arranged in the second groove, and the support seat slide plate can move horizontally on the horizontal support surface, and the adjusting screw passes through the support seat slide plate and the support seat in turn. The slider and the mold support beam can be adjusted by adjusting the height of the adjusting screw to push the mold support beam to adjust the height up and down.

Further, the ends of the mold support beam and the second movable template are positioned by positioning pins, and the two sides of the positioning pins are provided with fastening screws connecting the mold support beam and the second movable template; or,

The mold support beam and the second movable template are integral structures.

Further, both ends of the first groove are fitted with the support base slider, both ends of the second groove are fitted with the support base slide plate, and the support base slide block and the support base slide plate are fitted. There are two adjusting screws, which are symmetrically arranged on the lower end of the mold support beam, and adjusting nuts are arranged on the adjusting screws.

Further, the end of the slider of the support seat is provided with a scraper plate, and the scraper plate is used to remove foreign objects on the horizontal surface. side.

Further, the bottom of the adjusting screw is provided with a boss, and the upper end of the support seat slider is provided with a hole, and the boss is embedded in the hole to prevent the support seat slider from moving back and forth. Both the die plate and the fixed die plate are provided with a ejector pin mechanism, and the ejector pin mechanism includes an ejector pin and a hydraulic cylinder for driving the ejector pin to move along its axis.

In the above solution provided by the present application, a second movable template is arranged between the first movable template and the fixed template, so that a set of molds can be connected between the first movable template and the second movable template, and the second movable template and the fixed template are connected. A set of molds can be connected between them, so that two sets of general molds can be used for production on one injection molding equipment at the same time, which reduces the cost, improves the effective usability of the mold, improves the production efficiency, and saves the floor space.

A driving push rod is set between the second movable template and the injection table seat. The second movable template can drive the injection table seat to move synchronously through the driving push rod. The injection table seat simultaneously drives the plasticizing system and the injection system to move synchronously, so that the nozzle of the injection system can move synchronously. It is always in a good docking state with the injection port of the movable template to avoid leakage of glue, so that when the mold is opened and closed, the plasticizing system and the injection system move synchronously with the opening and closing of the mold. In addition, the runner is divided into two symmetrical parts, so that the molten material after injection is divided into two parts and flows to the two pairs of mold cavities symmetrically before and after. The pressure of the second movable template can cancel each other, and the flow channel is short, the pressure in the injection process is stable, the product qualification rate is high, and the quality of the products in each cavity is uniform.

Description of drawings

Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

1 is a front view of a dual-mold single-injection system molding machine provided by an embodiment of the present invention;

Fig. 2 is the top view of the movable double mold installation fixed mold clamping structure provided by the embodiment of the present invention;

Fig. 3 is the front view of the injection table structure of the inclined injection machine provided by the embodiment of the present invention after removing the plasticizing system and the injection system;

FIG. 4 is a top view of the injection table structure of the inclined injection machine provided by the embodiment of the present invention after removing the plasticizing system and the injection system;

5 is a schematic diagram of a connection between a support structure and a second movable template provided by an embodiment of the present invention;

6 is a schematic structural diagram of a mobile support base provided by an embodiment of the present invention;

Fig. 7 is a partial enlarged view in Fig. 6;

Fig. 8 is the structural representation of the mold support beam;

9 is a front view of another implementation manner of the dual-mold single-injection system molding machine provided by the embodiment of the present invention;

FIG. 10 is a partial schematic diagram of the part of the extrusion barrel provided by the embodiment of the present invention.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the related invention, but not to limit the invention. In addition, it should be noted that, for the convenience of description, only the parts related to the invention are shown in the drawings.

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

As shown in FIG. 1-FIG. 4, the dual-mold single-injection system molding machine provided by the embodiment of the present invention includes a movable dual-mold installation and fixed mold clamping structure, an injection molding unit and an inclined injection machine shooting table structure.

The movable double mold installation and fixed mold clamping structure includes a guide post 306, and the guide post 306 is sequentially provided with an adjustment plate 303, a first movable plate 305 and a fixed plate 308, and the adjustment plate 303, the first movable plate 305 and the guide column 306 Sliding fit, the fixed plate 308 is fixedly connected with the guide post 306, the adjusting plate 303 is connected with a mold adjusting mechanism 302 and a clamping mechanism, and a second moving plate 305 and the fixed plate 308 are arranged between the first movable plate 305 and the fixed plate 308, which are slidably matched with the guide post 306. The movable platen 307, the second movable platen 307 has a first half-mould mounting surface facing the first moving platen 305 and a second half-mould mounting surface facing the fixed platen 308, the first half-mould mounting surface and the second half-mould mounting surface Both are provided with a runner outlet, the side of the second movable template 307 is provided with an injection port 319, and the injection port 319 communicates with the outlet of each runner through the runner, and a mold opening and closing drive is provided between the second movable template 307 and the fixed template 308. mechanism.

The injection unit 330 includes a plasticizing system and an injection system.

The injection table structure of the inclined injection machine includes a platform seat 350, the platform seat 350 is slidably connected with the injection table seat, the fixed template 308 is slidably inserted with a driving push rod, one end of the driving push rod is connected to the second movable template 307, and the other end is connected to the second movable template 307. The injection pedestal is connected, and the injection pedestal has an installation surface inclined to the second movable template. The installation surface slides along the inclined direction to set the plasticizing system. The plasticizing system is connected to the injection system. The extrusion barrel 332 of the injection system has a nozzle 380. The nozzle 380 moves with the second movable template 307 during the mold opening and closing process, and keeps docking with the injection port 319, that is, during the mold opening and closing process, the nozzle and the injection port 319 are always in a docking state, and there is no retraction action, the nozzle and the injection port 319 The injection port 319 is not separated, which reduces the probability of glue leakage, reduces the cycle time, and improves the work efficiency.

As an achievable way, the double-mold single-injection system molding machine can be provided with four guide posts 306 parallel to each other, and the four guide posts 306 parallel to each other are arranged in a rectangular shape. , The first movable template 305 and the fixed template 308 are respectively worn on the four guide posts 306 , and the adjustable template 303 and the first movable template 305 are slidingly matched with the guide columns 306 , and the fixed template 308 is fixedly connected with the guide columns 306 . The adjusting plate 303 is connected with a mold adjusting mechanism 302 and a mold clamping mechanism.

The mold adjusting mechanism 302 may include, for example, a gear ring. At least three supporting rollers are evenly arranged on the inner ring of the gear ring, and the supporting rollers are rotatably connected to the adjusting plate. The idler is used to support the ring gear so that the ring gear can rotate around its own center. Each guide post 306 is provided with a gear mounting bracket, the gear mounting bracket is fixedly connected with the adjustment plate, a gear is rotated and installed in the gear mounting bracket, the inner ring of the gear is provided with an internal thread, and the guide post 306 is provided with an external thread, The gear is screwed on the external thread of the guide post 306, and the gear meshes with the ring gear. A mold adjusting motor is also fixedly connected to the adjusting template. After the mold clamping is completed, the driving gear on the mold adjusting motor can drive the ring gear to rotate, and the ring gear drives the gear to rotate, so as to adjust the position of the adjusting plate 303 along the axis of the guide post 306, so that the male mold and the female mold are fully contacted .

For example, the clamping mechanism may include a hydraulic cylinder 301 fixed on the adjusting plate, the piston rod of the hydraulic cylinder 301 passes through the adjusting plate 303, and the end of the piston rod is fixedly connected to the first connecting rod 315, on the first connecting rod 315 The second link 316 is hinged. A third connecting rod 317 is hinged on the adjusting plate 303 , and a fourth connecting rod 318 is hinged with the first moving template 305 on the third connecting rod 317 . One end of the second link 316 is hinged to the middle of the third link 317 . The first movable template 305 is driven to slide along the guide post 306 by the expansion and contraction of the piston rod of the hydraulic cylinder 301 to realize mold opening, mold closing and mold locking.

Between the first movable template 305 and the fixed template 308 is a second movable template 307 slidably fitted with the guide post 306 , and the second movable template 307 has a first half-mould mounting surface facing the first movable template 305 and a first half-mould mounting surface facing the fixed template 308 the second half of the mold mounting surface. For example, in use, the female molds 311 of the two sets of molds are respectively fixed on the mounting surface of the first mold half and the mounting surface of the second mold half, and the male molds 310 of the two sets of molds are respectively fixed on the first movable mold plate 305 and the fixed mold plate respectively. 308 on. The first half-mold mounting surface and the second half-mold mounting surface are both provided with a flow channel outlet, and the flow channel outlet is used for communicating with each master mold 311 for conveying molten plastic raw material into the mold. The side of the second movable die plate 307 is provided with an injection port 319. The injection port 319 communicates with the outlet of each flow channel through the flow channel. The injection port 319 is used to communicate with the nozzle 380 of the injection molding mechanism. The molten plastic in the injection molding machine passes through the injection port 319. Enter into the runner, and then enter the cavity of the mold through the outlet of the runner. A mold opening and closing driving mechanism is arranged between the second movable template 307 and the fixed template 308 for driving the second movable template 307 to move along the guide post 306 . For example, the driving mechanism for opening and closing the mold may include a hydraulic cylinder 309 fixedly connected to the fixed platen 308 , and the piston rod of the hydraulic cylinder 309 is fixedly connected to the second movable platen 307 .

During operation, the first movable template 305 is driven to move back and forth by the clamping drive mechanism. Under the action of the clamping drive mechanism and the opening and closing hydraulic cylinder 309 of the second movable template 307, the second movable template 307 and the first movable template 305 move left and right. , and the displacement speed of the second movable template 307 relative to the first movable template 305 can be freely adjusted according to process requirements.

The platform base 350 and the fixed template 308 are fixedly connected to the base of the injection molding equipment. The fixed template 308 is provided with a sliding hole, and the driving push rod is driven in the sliding hole. The specific structure and shape of the driving push rod are not specifically limited here. It only needs to have two connecting parts. The finger-driven push rod is passed through the sliding hole as a transmission part. One of the connecting parts of the driving push rod is connected to the shooting platform seat, and the other connecting part is connected to the second movable template 307 . A driving mechanism can be set between the fixed template 308 and the second movable template 307 to drive the movable template to move. For example, but not limited to, a driving cylinder is fixed on the fixed template 308, and the driving cylinder can be a hydraulic cylinder or a pneumatic cylinder. It is connected with the second movable die plate 307, and the second movable die plate 307 is driven to move by a driving cylinder to perform mold closing or mold opening. There is an installation surface inclined to the movable template on the injection table base, and the inclination angle can be between 0-80°. The installation surface is slidably provided with a plasticizing system along the inclined direction. The plasticizing system is connected to the injection system, and the injection system has a The injection port 319 of the second movable die plate 307 corresponds to the matched nozzle 380 . By moving the plasticizing system along an inclined approach, the nozzle 380 of the extrusion barrel 332 of the injection system can be docked or separated from the injection port 319 .

Among them, the plasticizing system and the injection system may adopt the structures adopted in the existing injection molding equipment, and the specific structures thereof will not be repeated here.

In the above scheme, by setting the second movable template 307 between the first movable template 305 and the fixed template 308, a set of molds can be connected between the first movable template 305 and the second movable template 307, and the second movable template 307 and the fixed template 307. A set of molds can be connected between the templates 308, so that two sets of general molds can be used for production on one injection molding equipment at the same time, which reduces the cost, improves the effective usability of the mold, improves the production efficiency, and saves the land occupation. area.

A drive push rod is arranged between the second movable template 307 and the injection platform seat. The second movable template 307 can drive the injection platform seat to move synchronously through the drive push rod, and the injection platform seat simultaneously drives the plasticizing system and the injection system to move synchronously, so that the injection system can move synchronously. The nozzle 380 can always be in a good docking state with the injection port 319 of the second movable template 307 to avoid glue leakage, so that the plasticizing system and the injection system move synchronously with the mold opening and closing when the mold is opened and closed. In addition, the runner is divided into two symmetrical parts, so that the molten material after injection is divided into two parts and flows to the two pairs of mold cavities symmetrically before and after. The pressure of the second movable template can cancel each other, and the flow channel is short, the pressure in the injection process is stable, the product qualification rate is high, and the quality of the products in each cavity is uniform.

A mechanical lock lever 313 is connected between the adjusting plate 303 and the first moving plate 305, and one of the adjusting plate 303 and the first moving plate 305 is provided with a first connection hole, and the other is provided with a second connection hole. For example, but not limited to, the edge of the first movable template 305 has a first connecting plate extending outward, the first connecting hole is provided on the first connecting plate, the edge of the adjusting plate 303 has a second connecting plate extending outward, and the second connecting plate The holes are provided on the second connecting plate.

The mechanical lock lever 313 is fixedly connected with the first connection hole, and the mechanical lock lever 313 is slidably connected with the second connection hole. The mechanical lock lever 313 is provided with positioning grooves, and the positioning grooves can be arranged at equal intervals. The side of the second connection hole facing away from the first connection hole is hinged with a locking piece 314 , the positioning groove has a positioning surface facing the first connection hole, and the locking piece is engaged with the positioning surface for backstop. For example, the cross-section of the positioning groove is a right-angled trapezoid, and the right-angled waist of the right-angled trapezoid corresponds to the positioning surface.

With the above structure, the mechanical lock lever 313 can freely slide to the left (refer to the view direction of FIG. 1 ) with the first movable template 305 , and can prevent the first movable template 305 from moving to the right abnormally. It can only move to the right when it goes out of the positioning groove.

10, the injection system includes an extrusion barrel 332, the nozzle 380 communicates with the extrusion barrel 332, and the injection system is connected with a linear drive device 354 for driving the entire injection system to move, for driving the plasticizing system along the inclined surface Slide to drive the nozzle 380 to move, so as to realize the docking and disengagement between the nozzle 380 and the injection port 319 . For example, but not limited to, the linear drive device 354 may use a pneumatic cylinder or a hydraulic cylinder. A connecting rod 353 is hinged on the piston rod of the linear drive device 354, and the connecting rod 353 is hinged with the connecting piece 331. When the piston rod is retracted, the nozzle 380 and the injection port 319 can be fully contacted to avoid the problem of glue leakage. In addition, when cleaning or process requirements are required, the plasticizing system is slid upward by the linear driving device 354, so that the nozzle 380 and the second movable platen 307 are disengaged.

A linear driving device 354 for driving the plasticizing system to slide in the inclined direction is arranged between the plasticizing system and the second movable platen. The linear driving device 354 can be a hydraulic cylinder or a pneumatic cylinder. One end of the linear driving device 354 is connected to the plasticizing system, and the other end is connected to the connecting piece 331 fixedly connected to the second movable template 307 through the connecting rod 353. By controlling the linear driving device 354 is extended or retracted to disengage or dock the nozzle 380 from the injection port 319.

The drive push rod includes an active push rod and a driven push rod 358 that are hinged to each other. The active push rod is fixedly connected to the second movable template 307. For example, but not limited to, the end of the active push rod is provided with a connecting piece 362, and the connecting piece 362 is connected by a bolt. It is fixedly connected with the second moving template 307 . The driven push rod 358 is hingedly connected with the shooting platform seat, and the active push rod slidably fits with the fixed template 308 . The driving push rod and the driven push rod 358 can be hinged through the pin 359 . The projections of the two hinge axes of the driven push rod 358 in a plane perpendicular to the axis of the driven push rod 358 intersect. That is, the hinge axes of the two ends of the driven push rod 358 are not parallel lines. At this time, the connection form of the driven push rod 358 forms a universal joint. On the one hand, it can reduce the requirements for the movement accuracy of the shooting table base and the second movable template 307 and save processing. cost and reduce the difficulty of debugging. On the other hand, the sliding direction of the injection pedestal can be adjusted according to specific conditions, so that the sliding direction of the injection pedestal can be selected in various ways, and it can be not parallel to the second movable template 307 .

The fixed template is fixedly arranged in the sliding direction of the injection pedestal, and the sliding direction of the active push rod is the same as the sliding direction of the injection pedestal.

The active push rod includes a connecting head 360 and two parallel connecting rods 361. A push rod connecting seat 363 is fixedly connected between the two connecting rods 361. The push rod connecting seat 363 can be but is not limited to a rod. The connecting head 360 is fixedly connected to the push rod connecting seat 363 , each connecting rod 361 is fixedly connected with the second movable template 307 , the connecting head 360 is hinged with the driven push rod 358 , and each connecting rod 361 slides with the fixed template 308 . For example, the top of the fixed plate 308 is provided with a support ear, and a through hole is formed in the support ear, and the connecting rod 361 passes through the through hole to realize sliding fit with the fixed plate 308 . The connecting head 360 may have a U-shaped connecting portion, that is, it is composed of two parallel and spaced connecting plates fixedly connected to the base, the two connecting plates have coaxial through holes, and one end of the driven push rod 358 is located between the two connecting plates. It is hinged with the connector 360 through the pin 359 passing through the through hole.

A connecting plate 355 extending downward is provided at the lower part of the shooting platform seat, and the lower end of the connecting plate 355 is hinged with the driven push rod 358 . The connecting plate 355 and the driven push rod 358 can be hinged together by a pin 357 .

The platform base 350 is fixedly connected with mutually parallel guide rails, and the shooting platform base is provided with guide grooves that cooperate with the guide rails. The inner wall of the guide grooves can be provided with balls to form a rolling guide rail pair, which reduces friction and improves service life and motion accuracy. .

The shooting table base includes a synchronous support plate base 351 slidably matched with the platform base 350 . The top of the synchronization support plate base 351 is fixedly connected to the shooting table mounting base 352 by bolts, and the mounting surface is arranged on the shooting table mounting base 352 . For example, linear guides can be installed on the mounting surface, and the plasticizing system is slidably connected to the mounting surface through the linear guides.

3-6, the lower part of the second movable template 307 is connected with a support structure 312. The support structure 312 includes a mold support beam 1, a support seat slider 7, a support seat slider 8 and an adjustment screw 3. The mold support beam 1 is fixedly connected to the end of the second movable template 307, the mold support beam 1 is provided with a first groove, and the first groove is provided with a support seat slider 7, and the support seat slider 7 can be in the first groove. A groove slides up and down, a second groove is formed on the support base slider 7, and a support base slide 8 is arranged in the second groove. The support base slide 8 can move horizontally on the horizontal support surface, and the adjusting screw 3. Pass through the support base slide plate 8, the support base slide block 7 and the mold support beam 1 in turn, and push the mold support beam 1 to adjust the upper and lower heights by adjusting the height of the adjusting screw 3.

A movable support structure is arranged at the lower part of the second movable template 307 to meet the requirement of mold parallelism and improve the quality of the product. The second movable template 307 passes through the guide posts 306 on the mold opening and closing system and is positioned by the guide posts 306. Horizontal axial movement is possible along the guide post 306 .

5-8, the ends of the mold support beam 1 and the second movable template 307 are positioned by the positioning pins 5, and the two sides of the positioning pins 5 are provided with fastening screws connecting the mold support beam 1 and the second movable template 307 4. The mold support beam 1 can adopt an I-shaped structure.

As another achievable manner, the mold support beam 1 and the second movable template 307 are integrally formed.

Both ends of the first groove are fitted with the support base slider 7 , and the support base slide 7 cannot move left and right; both ends of the second groove are fitted with the support base slide 8 .

There are two support base sliders 7 , support base slide plates 8 and two adjustment screws 3 , which are symmetrically arranged at the lower end of the mold support beam 1 , and the adjustment screws 3 are provided with adjustment nuts 2 .

In the present invention, more than two sets of adjusting screws 3 can be used for fastening. Two sets of adjustment screws 3 pass through the mold support beam 1 and are distributed on both sides of the mold support beam 1; the mold support beam 1 has threaded holes, the adjustment screws 3 are connected to the threaded holes, the lower end plane of the adjustment screws 3 and the support seat slider 7 contact, when the adjusting screw 3 is rotated, the mold support beam 1 can move upward under the action of the thrust of the thread pair; by adjusting the height of the four sets of adjusting screws 3, the second movable template 307, the first movable template 305 and the fixed As for the parallelism of the template 308, when the parallelism is adjusted to the technological requirement, the adjusting nut 2 should be tightened downward to prevent the adjusting screw 3 from loosening.

The bottom of the support base slide 8 is in contact with the horizontal surface, and is rigidly connected with the support base slider 7; the support base slide 8 can be made of wear-resistant material, preferably tin bronze material plus grease lubrication, or other wear-resistant materials. Reduce moving friction.

Referring also to FIG. 7 , a scraper 9 is provided at the end of the slider 7 of the support base, and the scraper 9 is used to remove foreign objects on the horizontal surface.

The scraper plate 9 is installed on both sides of the support base slider 7, and one side is installed to ensure that the entire moving support mechanism is not involved in foreign objects during the movement process, and to ensure that the moving horizontal plane (the dotted line in Figure 3 and Figure 5 represents the horizontal plane) clean.

The bottom of the adjusting screw 3 is provided with a boss, and the upper end of the support base slider 7 is provided with a hole, and the boss is embedded in the hole to prevent the support base slide 7 from moving back and forth.

The boss can be a circular boss, and the boss is embedded in the hole at the upper end of the slider of the support seat to prevent the slider of the support seat from moving back and forth and out of the mold support beam.

Both the first movable platen 305 and the fixed platen 308 are provided with a demolding ejector mechanism 304 , and the two molds are demolded through the ejector ejector mechanism 304 . The ejector pin mechanism 304 includes an ejector pin and a hydraulic cylinder for driving the ejector pin to move along its axis, and the ejector pin is used to eject the product from the mold.

The injection molding unit 330 and the movable dual-mold installation and fixed mold clamping structure can be arranged at an angle of 0-90° on the vertical downward projection plane. For example, the above-mentioned embodiment shows the arrangement at an angle of 0°, of course Referring also to FIG. 9 , the injection molding unit 330 and the movable dual-mold-mounted fixed mold clamping structure can be arranged at an angle of 90° on the vertical downward projection plane, for example, the extrusion barrel 332 and the guide post 306 For reference, they are arranged at an angle of 90° on the vertically downward projection plane.

The above description is only a preferred embodiment of the present application and an illustration of the applied technical principles. Those skilled in the art should understand that the scope of the invention involved in this application is not limited to the technical solution formed by the specific combination of the above-mentioned technical features, and should also cover the above-mentioned technical features without departing from the inventive concept. Other technical solutions formed by any combination of its equivalent features. For example, a technical solution is formed by replacing the above-mentioned features with the technical features disclosed in this application (but not limited to) with similar functions.

Claims (8)

1. a dual-mold single-injection system molding machine is characterized in that, comprising movable dual-mold installation fixed mold clamping structure, injection molding unit and inclined injection machine shooting table structure; The movable double-mold installation and fixed mold clamping structure includes a guide post, on which an adjusting platen, a first moving platen and a fixed platen are arranged in sequence, and the adjusting platen and the first moving platen are The guide posts are slidably matched, the fixed platen is fixedly connected with the guide posts, the adjustment platen is connected with a mold adjustment mechanism and a mold clamping mechanism, and a connection with the A second movable platen that is slidably fitted with guide posts, the second movable platen has a first half-mould mounting surface facing the first moving platen and a second half-mould mounting surface facing the fixed platen, the first half-mould mounting surface Both the mold mounting surface and the second half-mold mounting surface are provided with a runner outlet, and the side of the second movable template is provided with an injection port, and the injection port is communicated with each of the runner outlets through the runner, so A mold opening and closing drive mechanism is arranged between the second movable platen and the fixed mold plate; the mold opening and closing drive mechanism includes a hydraulic cylinder fixedly connected to the fixed platen, and the piston rod of the hydraulic cylinder is fixedly connected to the second movable platen superior, The injection molding unit includes a plasticizing system and an injection system; The shooting table structure of the inclined injection machine includes a platform seat, the platform seat is slidably connected with the shooting table seat, the fixed template is slidably inserted with a driving push rod, and one end of the driving push rod is connected to the second The movable template is connected, and the other end is connected to the injection platform seat, and the injection platform seat has a mounting surface inclined to the second movable template. The chemical system is connected to the injection system, and the extrusion barrel of the injection system has a nozzle, and the nozzle moves with the second movable template in the process of opening and closing the mold, and maintains butt fit with the injection port; The lower part of the second movable template is connected with a support structure, and the support structure includes a mold support beam, a support seat slider, a support seat slider and an adjustment screw, and the mold support beam is fixedly connected with the second movable template. A first groove is opened on the support beam, and a support seat slider is arranged in the first groove. The support seat slider can slide up and down in the first groove, and the support seat slider is provided with a first groove. There is a second groove, a support seat slide plate is arranged in the second groove, and the support seat slide plate can move horizontally on the horizontal support surface, and the adjusting screw passes through the support seat slide plate, the support seat slider and the The mold support beam can be adjusted by adjusting the height of the adjusting screw to push the mold support beam to adjust the upper and lower heights; The bottom of the adjustment screw is provided with a boss, and the upper end of the support seat slider is provided with a hole, and the boss is embedded in the hole to prevent the support seat slider from moving back and forth. The fixed template is provided with a ejector rod mechanism, and the mold ejection ejector mechanism includes a ejector rod and a hydraulic cylinder for driving the ejector rod to move along its axis. 2 . The double-mold single-injection system molding machine according to claim 1 , wherein a mechanical lock lever is connected between the adjusting platen and the first movable platen. One of the moving templates is provided with a first connection hole, and the other is provided with a second connection hole, the mechanical lock lever is fixedly connected with the first connection hole, and the mechanical lock lever is connected with the first connection hole. The two connecting holes are slidably connected, the mechanical lock lever is provided with a positioning groove, the side of the second connecting hole facing away from the first connecting hole is hinged with a locking piece, and the positioning groove has a surface facing the first connecting hole. The positioning surface of the hole, and the locking piece is engaged with the positioning surface in a back-stop manner. 3 . The double-mold single-injection system molding machine according to claim 1 or 2, characterized in that, between the plasticizing system and the second movable platen, there is a device for driving the plasticizing system along the slope. Linear drive for directional sliding. 4 . The double-mold single-injection system molding machine according to claim 3 , wherein the driving push rod comprises an active push rod and a driven push rod that are hinged to each other, and the driving push rod is connected to the second movable push rod. 5 . The template is fixedly connected, the driven push rod is hinged with the shooting platform seat, the active push rod is slidably matched with the fixed template, and the two hinge axes of the driven push rod are perpendicular to the axis of the driven push rod The projections in the plane intersect. 5 . The double-mold single-injection system molding machine according to claim 4 , wherein the active push rod comprises a connecting head and two connecting rods parallel to each other, and a push rod connection is fixedly connected between the two connecting rods. 6 . The connecting head is fixedly connected to the push rod connecting seat, each of the connecting rods is fixedly connected to the second movable template, the connecting head is hinged with the driven push rod, and each connection The rod is slidably matched with the fixed platen, the lower part of the shooting platform seat is provided with a connecting plate extending downward, and the lower end of the connecting plate is hinged with the driven push rod. 6. The double-mold single-injection system molding machine according to claim 1, wherein the mold support beam and the end of the second movable template are positioned by positioning pins, and two sides of the positioning pins are provided with connecting molds Fastening screws for the support beam and the second movable formwork; or, The mold support beam and the second movable template are integral structures. 7 . The double-mold single-injection system molding machine according to claim 1 , wherein both ends of the first groove are fitted with the support base slider, and both ends of the second groove are The support base slides are fitted together, and there are two support base sliders, support base slides and adjustment screws, which are symmetrically arranged at the lower end of the mold support beam, and adjustment nuts are provided on the adjustment screws. 8 . The double-mold single-injection system molding machine according to claim 1 , wherein the end of the sliding block of the support base is provided with a scraper plate, and the scraper plate is used to remove foreign objects on the horizontal surface, so the There are two scrapers, which are arranged on both sides of the sliding block of the support base.

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