CN215746366U - Mold core extracting tool - Google Patents

Abstract

The utility model discloses a mold core pulling-out tool which comprises a box body, a first motor and a second motor, wherein the left side in the box body is fixedly connected with the first motor and the second motor through a support, the other end of a worm is fixedly connected with a universal joint, one end of a worm wheel is fixedly connected with a first incomplete gear through a rotating shaft, the edge of the first gear is meshed with the worm wheel, a support rod is fixedly connected above a first rack, and one end of the support rod is tightly attached to a mold. This frock is extracted to mould core, through the cooperation between first motor, the worm wheel, first incomplete gear, first rack, first gear, the incomplete gear of second, the bracing piece, first slider and the universal joint, first motor drives the worm and rotates, and the worm drives the universal joint and rotates, and the universal joint drives the shell and rotates, makes mould core pull out the mould while rotatory, makes the inside not damaging of model, has solved the mould core and has extracted the frock and damage the problem of model easily when extracting.

Description

Mold core extracting tool

Technical Field

The utility model relates to the technical field of dies, in particular to a die core pulling-out tool.

Background

The mold Core is a mold term in the manufacturing industry, a part forming a product space is called a forming part, a (mold) part forming the inner surface of a product is called a Core (Core), a pulling tool is generally used for adding inclination to a vertical surface of a model, a part, a mold or a stamping die so as to separate the part or the model from the mold or the stamping die by means of a pulling surface, a blank of the part is designed to have a taper with a large upper part and a small lower part in order to take out a wood mold from sand without damaging a sand mold during casting, the taper is called the pulling inclination, however, the existing mold Core pulling tool easily damages the model during pulling, and the problems that the mold Core of different models cannot be replaced, the mechanical degree of manual operation is low when the mold Core is replaced, and the like are solved.

Disclosure of Invention

The utility model aims to provide a mold core pulling tool to solve the problem that a mold is easy to damage when the mold core pulling tool provided by the background technology is pulled out.

In order to achieve the purpose, the utility model provides the following technical scheme: a mold core pulling-out tool comprises a box body, a first motor and a second motor, wherein the left side in the box body is fixedly connected with the first motor and the second motor through a support, and a pulling-out device is arranged at the output end of the first motor;

the pulling-out device comprises a worm, a worm wheel, a first incomplete gear, a first rack, a first gear, a second incomplete gear, a supporting rod, a first sliding block and a universal joint;

one end of the worm is fixedly connected to the output end of the first motor, the other end of the worm is fixedly connected with a universal joint, the edge of the worm is meshed with a worm wheel, one end of the worm wheel is fixedly connected with a first incomplete gear through a rotating shaft, the other end of the worm wheel is rotatably connected with the box body through a rotating shaft, the edge of the first incomplete gear is meshed with a first rack, the lower part of the first rack is meshed with a second incomplete gear, one end of the second incomplete gear is fixedly connected with the first gear through a rotating shaft, the edge of the first gear is meshed with the worm wheel, one end of the worm wheel is rotatably connected with the box body through a rotating shaft, a supporting rod is fixedly connected to the upper part of the first rack, one end of the supporting rod is tightly attached to a mold, a first sliding block is fixedly connected to the upper part of the supporting rod, and springs are fixedly connected to the two ends of the first sliding block, and the other end of the spring is fixedly connected to the box body, and the outer wall of the first sliding block is connected with the box body in a sliding mode through the sliding groove.

Preferably, the output end of the universal joint is provided with a clamping device;

the clamping device comprises a first hydraulic cylinder, a second rack, a second gear, a rotary table, a second sliding block, a clamping block and a shell;

the left side of shell and the output looks rigid coupling of universal joint, the top rigid coupling of shell has first pneumatic cylinder, the output rigid coupling of first pneumatic cylinder has the second rack, the outer wall and the second gear meshing of second rack are connected, the one end of second gear has the carousel through the pivot rigid coupling, the second gear rotates through pivot and shell to be connected, the carousel passes through spout and three second slider sliding connection, and is three the spout and shell sliding connection are passed through to the one end of second slider, and is three the equal rigid coupling of the other end of second slider has the grip block, the one end of grip block closely laminates there is the mould core.

Preferably, a matched mold is arranged at the right end of the mold core.

Preferably, the output end of the second motor is provided with a material changing device;

the material changing device comprises a screw rod, a nut, a containing table and a second hydraulic cylinder;

the one end rigid coupling of screw rod is on the output of second motor, the outer wall threaded connection of screw rod has the nut, the one end rigid coupling of nut has accepts the platform, the bottom of accepting the platform is passed through spout and box sliding connection, the output of second pneumatic cylinder is connected with the shell rotation through the round pin axle, the one end rigid coupling of second pneumatic cylinder has the pillar, and the one end rigid coupling of pillar is on the box.

Preferably, mold cores of different models are placed in the accommodating table.

Compared with the prior art, the utility model has the beneficial effects that: this frock is extracted to mould core compares in traditional art, has following advantage:

through the first motor, the worm wheel, first incomplete gear, first rack, first gear, the incomplete gear of second, the bracing piece, cooperation between first slider and the universal joint, first motor drives the worm and rotates, the worm drives the universal joint and rotates, the universal joint drives the shell and rotates, the shell drives front end mould core and rotates, the worm drives first incomplete gear through the worm wheel simultaneously and rotates, first incomplete gear makes first rack remove to the right mutually, first rack drives the bracing piece and removes to the right, the bracing piece promotes the mould right, make mould core rotatory pull out the mould on one side, make the inside not damaging of model, the problem that the mould core was extracted out the frock and is damaged the model easily when extracting is solved.

Through first pneumatic cylinder, the second rack, the second gear, the carousel, the second slider, cooperation between grip block and the shell, first pneumatic cylinder drives the second rack and removes, the second rack drives second gear revolve, the second gear drives the carousel and rotates, the carousel makes the second slider move to the edge, the second slider drives the grip block and removes to the edge, the mould core of centre gripping is loosened, put into between the grip block with the mould core of new different models, adjust first pneumatic cylinder and make the grip block clip the mould core, the mould core that the mould core extracted the frock and can't change different models has been solved.

Through the cooperation between the extraction device, the clamping device, the screw rod, the nut, accept the platform, the second pneumatic cylinder makes clamping device rotate, make the pointed end of mould core aim at and accept the platform, clamping device loosens the mould core, the mould core falls into and accepts the platform, later the second motor drives the screw rod and rotates, the screw rod makes the nut move left, the nut drives and accepts the platform and move left, under next mould core reachs clamping device, stop the second motor, clamping device cliies new mould core, adjust the second pneumatic cylinder again with clamping device push back at original position simultaneously, extraction device pushes back inside the mould with new mould core again, need not artificial change, the problem that degree of mechanization is low when having solved the change mould core.

Drawings

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

FIG. 2 is a schematic view of a connection structure of the case, the first motor and the second motor in FIG. 1;

FIG. 3 is a schematic view of the connection between the worm, worm gear and first partial gear of FIG. 2;

FIG. 4 is a schematic view of a connection structure of the first hydraulic cylinder, the second rack and the second gear in FIG. 2;

fig. 5 is a schematic view of a connection structure of the turntable, the second slide block and the clamping block in fig. 2.

In the figure: 1. the device comprises a box body, 2, a first motor, 3, a second motor, 4, an extraction device, 401, a worm, 402, a worm wheel, 403, a first incomplete gear, 404, a first rack, 405, a first gear, 406, a second incomplete gear, 407, a support rod, 408, a first slider, 409, a universal joint, 5, a clamping device, 501, a first hydraulic cylinder, 502, a second rack, 503, a second gear, 504, a turntable, 505, a second slider, 506, a clamping block, 507, a shell, 6, a material changing device, 601, a screw rod, 602, a nut, 603, a containing platform, 604, a second hydraulic cylinder, 7, a mold core, 8 and a mold.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a mold core pulling tool comprises a box body 1, a first motor 2 and a second motor 3, wherein the left side in the box body 1 is fixedly connected with the first motor 2 and the second motor 3 through a support, the model of the first motor 2 is SC-QR, the model of the second motor 3 is MSMJ, the output end of the first motor 2 is provided with a pulling device 4, the pulling device 4 comprises a worm 401, a worm wheel 402, a first incomplete gear 403, a first rack 404, a first gear 405, a second incomplete gear 406, a support rod 407, a first sliding block 408 and a universal joint 409, one end of the worm 401 is fixedly connected to the output end of the first motor 2, the first motor 2 drives the worm 401 to rotate, the other end of the worm 401 is fixedly connected with the universal joint 409, the worm 401 drives the universal joint 409 to rotate, the edge of the worm 401 is connected with the worm wheel 402 in a meshing manner, one end of the worm wheel 402 is fixedly connected with the first incomplete gear 403 through a rotating shaft, the worm wheel 402 drives the first incomplete gear 403 to rotate, the other end of the worm wheel 402 is rotatably connected with the box body 1 through a rotating shaft, the box body 1 rotatably supports the worm wheel 402 through the rotating shaft, the edge of the first incomplete gear 403 is in meshing connection with a first rack 404, the first incomplete gear 403 enables the first rack 404 to move rightwards, the lower part of the first rack 404 is in meshing connection with a second incomplete gear 406, the second incomplete gear 406 enables the first rack 404 to move leftwards, one end of the second incomplete gear 406 is fixedly connected with the first gear 405 through the rotating shaft, the first gear 405 drives the second incomplete gear 406 to rotate, the edge of the first gear 405 is in meshing connection with the worm wheel 402, the worm wheel 402 drives the first gear 405 to rotate, one end of the worm wheel 402 is rotatably connected with the box body 1 through the rotating shaft, the box body 1 rotatably supports the worm wheel 402 through the rotating shaft, a support rod 407 is fixedly connected above the first rack 404, the first rack 404 drives the support rod 407 to move, one end of the support rod 407 is tightly attached to the mold 8, the support rod 407 pushes the mold 8, a first slider 408 is fixedly connected above the support rod 407, the first slider 408 limits the moving direction of the support rod 407, springs are fixedly connected to two ends of the first slider 408, the elastic coefficient of the springs is 5-10N/cm, the other end of each spring is fixedly connected to the box body 1, the outer wall of the first slider 408 is slidably connected with the box body 1 through a sliding groove, and the box body 1 limits the movement of the first slider 408 through the sliding groove.

The output end of the universal joint 409 is provided with a clamping device 5, the clamping device 5 comprises a first hydraulic cylinder 501, a second rack 502, a second gear 503, a turntable 504, a second sliding block 505, a clamping block 506 and a housing 507, the left side of the housing 507 is fixedly connected with the output end of the universal joint 409, the universal joint 409 drives the housing 507 to rotate, the top of the housing 507 is fixedly connected with the first hydraulic cylinder 501, the model of the first hydraulic cylinder 501 is LD262, the output end of the first hydraulic cylinder 501 is fixedly connected with the second rack 502, the first hydraulic cylinder 501 pushes the second rack 502 to move, the outer wall of the second rack 502 is meshed with the second gear 503, the second rack 502 enables the second gear 503 to rotate, one end of the second gear 503 is fixedly connected with the turntable 504 through a rotating shaft, the second gear 503 drives the turntable 504 to rotate, the second gear 503 is rotatably connected with the housing 507 through a rotating shaft, the housing 507 rotatably supports the second gear 503 through a rotating shaft, the turntable 504 is connected with the three second sliding blocks 505 in a sliding mode through the sliding grooves, the turntable 504 drives the second sliding blocks 505 to move through the sliding grooves, one ends of the three second sliding blocks 505 are connected with the shell 507 in a sliding mode through the sliding grooves, the shell 507 limits the moving direction of the second sliding blocks 505 through the sliding grooves, the other ends of the three second sliding blocks 505 are fixedly connected with the clamping blocks 506, the second sliding blocks 505 drive the clamping blocks 506 to move, one ends of the clamping blocks 506 are tightly attached to the mold core 7, and the right end of the mold core 7 is provided with the matched mold 8.

The output end of the second motor 3 is provided with a material changing device 6, the material changing device 6 comprises a screw 601, a nut 602, a containing platform 603 and a second hydraulic cylinder 604, one end of the screw 601 is fixedly connected to the output end of the second motor 3, the second motor 3 drives the screw 601 to rotate, the outer wall of the screw 601 is in threaded connection with the nut 602, the screw 601 drives the nut 602 to move left and right, one end of the nut 602 is fixedly connected with the containing platform 603, the nut 602 drives the containing platform 603 to move, the bottom of the containing platform 603 is in sliding connection with the box body 1 through a sliding groove, the box body 1 limits the movement of the containing platform 603, the output end of the second hydraulic cylinder 604 is in rotating connection with the shell 507 through a pin shaft, the second hydraulic cylinder drives the shell 507 to move, one end of the second hydraulic cylinder 604 is fixedly connected with a support, one end of the support is fixedly connected to the box body 1, the model number of the second hydraulic cylinder 604 is LD302, mold cores 7 with different models are placed inside the containing platform 603, the clamping device 5 can be exchanged for different models of mould cores 7.

When the mold core pulling tool is used, an external power supply of a first motor 2 is switched on, the first motor 2 is started, the first motor 2 drives a worm 401 to rotate, the worm 401 drives a universal joint 409 to rotate, the universal joint 409 drives a shell 507 to rotate, the shell 507 drives a front mold core 7 to rotate, meanwhile, the worm 401 drives a first incomplete gear 403 to rotate through a worm wheel 402, the first incomplete gear 403 enables a first rack 404 to move rightwards, the first rack 404 drives a support rod 407 to move rightwards, the support rod 407 pushes a mold 8 rightwards, the mold core 7 rotates and pulls away from the mold 8 at the same time, so that the interior of the mold is not damaged, then a second hydraulic cylinder 604 is withdrawn, the second hydraulic cylinder 604 enables a clamping device 5 to rotate 90 degrees along the universal joint 409, the tip of the mold core 7 is aligned with a containing platform 603, meanwhile, the first hydraulic cylinder 501 is adjusted, the first hydraulic cylinder 501 drives a second rack 502 to rotate a second gear 503, the second gear 503 drives the turntable 504 to rotate, the turntable 504 drives the second slide block 505 to move towards the edge, the second slide block 505 drives the clamping block 506 to move towards the edge, the mold core 7 clamped in the middle is loosened, the mold core 7 falls into the accommodating table 603, then an external power supply of the second motor 3 is switched on, the second motor 3 is started, the second motor 3 drives the screw 601 to rotate, the screw 601 drives the nut 602 to move leftwards, the nut 602 drives the accommodating table 603 to move leftwards, when the next mold core 7 reaches the clamping device 5, the second motor 3 is stopped, then the first hydraulic cylinder 501 is adjusted, the clamping device 5 clamps a new mold core 7, the second hydraulic cylinder 604 is adjusted to push the clamping device back to the original position, the worm wheel 402 drives the second incomplete gear 406 to rotate through the first gear 405, the second incomplete gear 406 drives the first rack 404 to move leftwards, the first rack 404 drives the mold 8 to move leftwards through the support rod 407, the mold core 7 at the front end of the holding device 5 is reinserted back into the mold 8, stopping the first motor 2 and starting a new molding.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

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 frock is extracted to mould core, includes box (1), first motor (2) and second motor (3), the inside left side of box (1) is through support and first motor (2) and second motor (3) looks rigid coupling, its characterized in that: the output end of the first motor (2) is provided with a pulling-out device (4);

the pulling-out device (4) comprises a worm (401), a worm wheel (402), a first incomplete gear (403), a first rack (404), a first gear (405), a second incomplete gear (406), a supporting rod (407), a first sliding block (408) and a universal joint (409);

one end of the worm (401) is fixedly connected to the output end of the first motor (2), the other end of the worm (401) is fixedly connected with a universal joint (409), the edge of the worm (401) is connected with a worm wheel (402), one end of the worm wheel (402) is fixedly connected with a first incomplete gear (403) through a rotating shaft, the other end of the worm wheel (402) is rotatably connected with the box body (1) through a rotating shaft, the edge of the first incomplete gear (403) is connected with a first rack (404), the lower part of the first rack (404) is connected with a second incomplete gear (406) in a meshing manner, one end of the second incomplete gear (406) is fixedly connected with a first gear (405) through a rotating shaft, the edge of the first gear (405) is connected with the worm wheel (402) in a meshing manner, one end of the worm wheel (402) is rotatably connected with the box body (1) through a rotating shaft, the top rigid coupling of first rack (404) has bracing piece (407), the one end of bracing piece (407) is laminated closely on mould (8), the top rigid coupling of bracing piece (407) has first slider (408), the both ends rigid coupling of first slider (408) has the spring, and the other end rigid coupling of spring is on box (1), the outer wall of first slider (408) passes through spout and box (1) sliding connection.

2. The mold core extracting tool according to claim 1, characterized in that: the output end of the universal joint (409) is provided with a clamping device (5);

the clamping device (5) comprises a first hydraulic cylinder (501), a second rack (502), a second gear (503), a turntable (504), a second sliding block (505), a clamping block (506) and a shell (507);

the left side of shell (507) and the output looks rigid coupling of universal joint (409), the top rigid coupling of shell (507) has first pneumatic cylinder (501), the output rigid coupling of first pneumatic cylinder (501) has second rack (502), the outer wall and the second gear (503) meshing of second rack (502) are connected, the one end of second gear (503) has carousel (504) through the pivot rigid coupling, second gear (503) rotate with shell (507) through the pivot and are connected, carousel (504) pass through spout and three second slider (505) sliding connection, and are three the spout is passed through to the one end of second slider (505) and shell (507) sliding connection, and is three the equal rigid coupling of the other end of second slider (505) has grip block (506), the one end of grip block (506) is closely laminated and is had mould core (7).

3. The mold core extracting tool according to claim 2, characterized in that: and a matched mold (8) is arranged at the right end of the mold core (7).

4. The mold core extracting tool according to claim 1, characterized in that: the output end of the second motor (3) is provided with a material changing device (6);

the reloading device (6) comprises a screw rod (601), a nut (602), an accommodating platform (603) and a second hydraulic cylinder (604);

the one end rigid coupling of screw rod (601) is on the output of second motor (3), the outer wall threaded connection of screw rod (601) has nut (602), the one end rigid coupling of nut (602) has and accepts platform (603), the bottom of acceping platform (603) is through spout and box (1) sliding connection, the output of second pneumatic cylinder (604) is rotated with shell (507) through the round pin axle and is connected, the one end rigid coupling of second pneumatic cylinder (604) has the pillar, and the one end rigid coupling of pillar is on box (1).

5. The mold core extracting tool according to claim 4, characterized in that: mold cores (7) of different models are placed in the accommodating table (603).

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