CN216461655U - Plastic die casting machine - Google Patents

Abstract

The utility model discloses a plastic die casting machine which comprises a shell, wherein a bottom die is fixedly connected to the center of an inner cavity of the shell, a top die is arranged above the bottom die, one ends of two slot rods, far away from a curved rod, are respectively and rotatably connected to two sides of the inner cavity of the shell through pin shafts, one ends of the two slot rods, close to the curved rod, are rotatably connected with sliding blocks through the pin shafts, the outer walls of the two sliding blocks are slidably connected with sliding grooves, and the bottoms of the sliding grooves are fixedly connected to the top of the top die. The utility model relates to the technical field of die casting machines, and discloses a plastic die casting machine.

Description

Plastic die casting machine

Technical Field

The utility model relates to the technical field of die casting machines, in particular to a plastic die casting machine.

Background

The die casting machine is a machine for pressure casting, and comprises a hot pressure chamber and a cold pressure chamber, the hot pressure chamber and the cold pressure chamber are divided into a straight type and a horizontal type, the die casting machine injects molten metal into a die to be cooled and formed under the action of pressure, and a solid metal casting can be obtained after the die is opened and is initially used for die casting type.

When the existing plastic die-casting machine is used, the top die is difficult to accurately support the bottom die tightly, so that the formed workpiece possibly has quality problems, and after the workpiece is formed, the workpiece is still required to be manually taken out from the inner cavity of the bottom die by a worker, so that the plastic die-casting machine is relatively inconvenient.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a plastic die casting machine, which solves the problem that the quality of a formed workpiece possibly exists due to the fact that a top die of the existing plastic die casting machine is difficult to accurately abut against a bottom die.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a die casting machine for plastic dies comprises a shell, wherein a bottom die is fixedly connected to the center of an inner cavity of the shell, a top die is arranged above the bottom die, one side of the top die is communicated with a tube body, and one side of the inner cavity of the shell is provided with a pressing mechanism;

the abutting mechanism comprises a worm wheel, a curved rod, a groove rod, a sliding block and a sliding groove;

two the worm wheel all rotates through the round pin axle and links to each other in the inner chamber of shell, two the equal rigid coupling in bottom of worm wheel has the curved bar, two the one end that the worm wheel was kept away from to the curved bar all slides and links to each other there is the groove pole, two the one end that the curved bar was kept away from to the groove pole rotates respectively through the round pin axle and links to each other in the inner chamber both sides of shell, two the one end that the groove pole is close to the curved bar all rotates through the round pin axle and links to each other there is the slider, two the outer wall of slider slides and links to each other there is the spout, the bottom rigid coupling of spout is in the top of top mould.

Preferably, the slide rails are fixedly connected to two sides of the inner cavity of the shell, the outer walls of the slide rails are connected with the concave blocks in a sliding mode, and one ends of the concave blocks are fixedly connected to two sides of the outer wall of the top die respectively.

Preferably, one side of the shell is provided with a transmission mechanism;

the transmission mechanism comprises a first motor, a gear ring, a gear and a worm;

first motor is installed in the top of shell, the output of first motor passes through the bearing and rotates and link to each other in the top of shell, the output rigid coupling of first motor has the ring gear, the bottom both sides of ring gear all mesh and link to each other there is the gear, two the equal rigid coupling of inner chamber of gear has the worm, two the one end that first motor was kept away from to the worm rotates respectively through the bearing and links to each other in the inner chamber both sides of shell, two the bottom of worm meshes respectively and links to each other in the top of two worm wheels.

Preferably, the bottom of the shell is provided with a jacking mechanism;

the jacking mechanism comprises a second motor, a screw rod, a threaded cylinder, a T-shaped rod, a square block and a square groove;

the second motor is installed in the bottom of shell, the output rigid coupling of second motor has the screw rod, the bottom of screw rod is passed through the bearing and is rotated the bottom that links to each other in the shell, the outer wall screw thread of screw rod links to each other to have a screw thread section of thick bamboo, the top bolt of a screw thread section of thick bamboo has T shape pole, the equal rigid coupling in square, two in both ends of T shape pole the outer wall of square all slides through two square grooves and links to each other in the inner chamber rear end face of shell, the top outer wall of T shape pole closely laminates in die block bottom through-hole inner wall.

Preferably, the base is installed in the bottom four corners of shell all.

The utility model provides a plastic die casting machine. The method has the following beneficial effects: this plastic mold die casting machine, through first motor, the ring gear, the worm wheel, the curved bar, the grooved bar, the slider, the spout, cooperation between slide rail and the concave piece, make the device when using, the meshing of first motor accessible ring gear and two gears links to each other and drives two worms and rotate in opposite directions, and the rotation accessible of two worms links to each other with the meshing of two worm wheels and drives two curved bar swings, the curved bar accessible links to each other with the slip of grooved bar and drives the grooved bar swing this moment, it links to each other to slide through concave piece and slide rail, make the slip of the swing accessible slider of grooved bar and spout link to each other and drive the top mould and support the die block tightly, the top mould of having solved current plastic mold die casting machine is difficult to the accuracy support tightly the die block, lead to the fashioned work piece probably to have the quality problem.

Through the second motor, the screw rod, a screw thread section of thick bamboo, T shape pole, the cooperation between square and the square groove, make the device when using, the second motor can drive the screw rod and rotate, it is spacing to slide through square and square groove constitution, make the rotation accessible of screw rod link to each other with the screw thread of a screw thread section of thick bamboo and drive T shape pole and carry out stable lift, and then make the top of T shape pole can take out the inner chamber of die block with the work piece top, the work piece shaping back has been solved, still need the manual problem of taking out at the die block inner chamber of staff.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the bottom mold, the concave block and the tube body in FIG. 1;

FIG. 3 is a schematic view of the first motor, worm and grooved bar of FIG. 2;

fig. 4 is a schematic structural view of a second motor, a block and a square groove in fig. 2.

In the figure: 1. the device comprises a shell, 2, a bottom die, 3, a top die, 4, a propping mechanism, 401, a worm wheel, 402, a curved bar, 403, a groove bar, 404, a sliding block, 405, a sliding groove, 5, a transmission mechanism, 501, a first motor, 502, a gear ring, 503, a gear, 504, a worm, 6, a propping mechanism, 601, a second motor, 602, a screw, 603, a threaded cylinder, 604, a T-shaped bar, 605, a square block, 606, a square groove, 7, a pipe body, 8, a base, 9, a sliding rail, 10 and a concave block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

The first embodiment is as follows:

as shown in fig. 1-3, a plastic die casting machine includes a housing 1, a bottom die 2 is fixedly connected to the center of an inner cavity of the housing 1, a top die 3 is disposed above the bottom die 2, a tube 7 is communicated with one side of the top die 3 so as to inject a liquid raw material through the tube 7, a tightening mechanism 4 is disposed on one side of the inner cavity of the housing 1, the tightening mechanism 4 includes a worm wheel 401, a curved rod 402, a grooved rod 403, a slider 404 and a chute 504, the two worm wheels 401 are rotatably connected to the inner cavity of the housing 1 through a pin, curved rods 402 are fixedly connected to the bottoms of the two worm wheels 401, when the two worm wheels 401 rotate in opposite directions, the two curved rods 402 can swing in opposite directions, ends of the two curved rods 402 away from the worm wheel 401 are slidably connected to the grooved rod 403, ends of the two grooved rods 403 away from the curved rod 402 are respectively rotated on both sides of the inner cavity of the housing 1 through pins, so that the swinging of the curved rods 402 can drive the grooved rods 403 to swing, one ends of the two slot rods 403 close to the curved rod 402 are rotatably connected with a sliding block 404 through pin shafts, so that the slot rods 403 can drive the sliding block 404 to swing, the outer walls of the two sliding blocks 404 are slidably connected with a sliding slot 405, the bottom of the sliding slot 405 is fixedly connected to the top of the top die 3, and the sliding block 404 is slidably connected with the sliding slot 405, so that the sliding block 404 can drive the top die 3 to lift through the sliding slot 405 when swinging, and further can accurately abut against the bottom die 2;

in the specific implementation process, it is worth particularly pointing out that the two worm gears 401 rotate in opposite directions to drive the two curved bars 402 to swing in opposite directions, and the two curved bars 402 swing to drive the two slot bars 403 to swing in opposite directions, and at this time, the slot bars 403 can drive the top die 3 to lift through the sliding limit formed by the sliding blocks 404 and the sliding slots 405;

further, slide rails 9 are fixedly connected to two sides of the inner cavity of the housing 1, the outer walls of the two slide rails 9 are slidably connected with concave blocks 10, and one ends of the two concave blocks 10 are fixedly connected to two sides of the outer wall of the top die 3 respectively;

in the specific implementation process, it is worth particularly pointing out that the longitudinal movement of the top die 3 is stable through the sliding limit formed by the sliding rail 9 and the concave block 10;

further, a transmission mechanism 5 is arranged on one side of the housing 1, the transmission mechanism 5 includes a first motor 501, a gear ring 502, a gear 503 and a worm 504, the first motor 501 is mounted on the top of the housing 1, a user can select the type of the first motor 501 according to actual requirements, the output end of the first motor 501 is connected to the top of the housing 1 through a bearing in a rotating manner, the gear ring 502 is fixedly connected to the output end of the first motor 501, so that the first motor 501 can drive the gear ring 502 to rotate, both sides of the bottom of the gear ring 502 are respectively connected with the gear 503 in a meshing manner, the inner cavities of the two gears 503 are respectively connected with the worm 504 in a fixedly manner that the gear ring 502 can drive the two worms 504 to rotate in opposite directions through the meshing connection with the two gears 503, one ends of the two worms 504 far away from the first motor 501 are respectively connected to both sides of the inner cavity of the housing 1 through bearings in a rotating manner, the bottoms of the two worms 504 are respectively connected to the tops of the two worm gears 401 in a meshing manner, so that the two worm gears 504 rotate in opposite directions to drive the two worm wheels 401 to rotate in opposite directions;

in the specific implementation process, it is worth particularly pointing out that the thread directions of the two worms 504 are the same, so that when the two worms 504 rotate in opposite directions, the two worm wheels 401 can be driven to rotate in opposite directions, and the rotation of the first motor 501 can drive the two worm wheels to rotate synchronously through the meshing connection between the gear ring 502 and the two gears 503, thereby facilitating the operation of a user;

specifically, the first motor 501 can be connected through the meshing between the gear ring 502 and the two gears 503 to drive the two worms 504 to rotate in opposite directions, the two worms 504 can be connected through the meshing between the two worm wheels 401 to drive the two curved bars 402 to swing, at this time, the curved bars 402 can be connected through the sliding between the grooved bars 403 to drive the grooved bars 403 to swing, and are connected through the sliding between the concave blocks 10 and the sliding rails 9, so that the swinging between the grooved bars 403 can be connected through the sliding between the sliding blocks 404 and the sliding grooves 405 to drive the top mold 3 to abut against the bottom mold 2.

Example two:

as can be seen from fig. 2 and 4, the bottom of the housing 1 is provided with the top taking mechanism 6, the top taking mechanism 6 includes a second motor 601, a screw 602, a threaded cylinder 603, a T-shaped rod 604, a square block 605 and a square groove 606, the second motor 601 is installed at the bottom of the housing 1, a user can select the model of the second motor 601 according to actual requirements, the output end of the second motor 601 is fixedly connected with the screw 602, so that the second motor 601 can drive the screw 602 to rotate, the bottom of the screw 602 is connected to the bottom of the housing 1 through a bearing, the outer wall of the screw 602 is connected to the threaded cylinder 603 through a thread, the T-shaped rod 604 is bolted to the upper part of the threaded cylinder 603, so that the rotation of the screw 602 can drive the T-shaped rod 604 to go up and down through the thread connection with the threaded cylinder 603, both ends of the T-shaped rod 604 are fixedly connected to the square block 605, the outer walls of the two square grooves 606 are connected to the rear end surface of the inner cavity of the housing 1 in a sliding manner, the T-shaped rod 604 can move stably through sliding limit formed by the square block 605 and the square groove 606, the outer wall of the top of the T-shaped rod 604 is tightly attached to the inner wall of the through hole at the bottom of the bottom die 2, and the workpiece can be ejected out of the inner cavity of the bottom die 2 by lifting of the T-shaped rod 604;

in the specific implementation process, it is worth particularly pointing out that the second motor 601 can drive the screw 602 to rotate, and through the sliding limit formed by the square block 605 and the square groove 606, the rotation of the screw 602 can drive the T-shaped rod 604 to lift through the connection with the thread of the thread cylinder 603, so that the lifting of the T-shaped rod 604 can take the workpiece out of the inner cavity of the bottom die 2;

further, four corners of the bottom of the shell 1 are provided with bases 8;

in the specific implementation process, it is worth particularly pointing out that the design of the base 8 avoids the situation that the second motor 601 contacts the ground;

specifically, on the basis of the first embodiment, the second motor 601 can drive the screw 602 to rotate, and the rotation of the screw 602 can drive the T-shaped rod 604 to stably lift through the connection with the thread of the thread cylinder 603 by the sliding limit formed by the block 605 and the square groove 606, so that the top end of the T-shaped rod 604 can eject the workpiece out of the inner cavity of the bottom die 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a plastic mold die casting machine, includes shell (1), the inner chamber central authorities rigid coupling of shell (1) has die block (2), the top of die block (2) is equipped with top mould (3), top one side intercommunication of top mould (3) has body (7), its characterized in that: one side of the inner cavity of the shell (1) is provided with a propping mechanism (4);

the abutting mechanism (4) comprises a worm wheel (401), a curved rod (402), a groove rod (403), a sliding block (404) and a sliding groove (405);

two worm wheel (401) all rotate through the round pin axle and link to each other in the inner chamber of shell (1), two the equal rigid coupling in bottom of worm wheel (401) has curved bar (402), two the one end that worm wheel (401) were kept away from in curved bar (402) all slides and links to each other has groove pole (403), two the one end that curved bar (402) were kept away from in groove pole (403) rotates respectively through the round pin axle and links to each other in the inner chamber both sides of shell (1), two the one end that curved bar (402) are close to in groove pole (403) all rotates through the round pin axle and links to each other has slider (404), two the outer wall of slider (404) slides and has link to each other spout (405), the bottom rigid coupling of spout (405) links to each other in the top of top die (3).

2. The plastic die casting machine of claim 1, wherein: the inner chamber both sides of shell (1) all the rigid coupling have slide rail (9), two the outer wall of slide rail (9) all slides and links to each other concave block (10), two the one end of concave block (10) is the rigid coupling respectively in the outer wall both sides of top mould (3).

3. The plastic die casting machine of claim 1, wherein: a transmission mechanism (5) is arranged on one side of the shell (1);

the transmission mechanism (5) comprises a first motor (501), a gear ring (502), a gear (503) and a worm (504);

first motor (501) are installed at the top of shell (1), the output of first motor (501) passes through the bearing and rotates and link to each other in the top of shell (1), the output rigid coupling of first motor (501) has ring gear (502), the bottom both sides of ring gear (502) all mesh and link to each other gear (503), two the equal rigid coupling of inner chamber of gear (503) has worm (504), two the one end that first motor (501) were kept away from in worm (504) rotates respectively through the bearing and links to each other in the inner chamber both sides of shell (1), two the bottom of worm (504) meshes respectively and links to each other in the top of two worm wheels (401).

4. The plastic die casting machine of claim 1, wherein: the bottom of the shell (1) is provided with a jacking mechanism (6);

the jacking mechanism (6) comprises a second motor (601), a screw rod (602), a threaded cylinder (603), a T-shaped rod (604), a square block (605) and a square groove (606);

the utility model discloses a die block, including shell (1), second motor (601), screw rod (602) are installed to the bottom in shell (1) in the output rigid coupling of second motor (601), the bottom of screw rod (602) is rotated through the bearing and is linked to in the bottom of shell (1), the outer wall screw thread of screw rod (602) links to each other threaded cylinder (603), T shape pole (604) have been bolted to the top of threaded cylinder (603), the equal rigid coupling in square (605) in both ends of T shape pole (604), two the outer wall of square (605) all slides through two square grooves (606) and links to each other in the inner chamber rear end face of shell (1), the top outer wall of T shape pole (604) closely laminates in die block (2) bottom through-hole inner wall.

5. The plastic die casting machine of claim 1, wherein: the base (8) is installed in the bottom four corners of shell (1).

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