CN213379158U

CN213379158U - Axle core processing mould

Info

Publication number: CN213379158U
Application number: CN202021891485.5U
Authority: CN
Inventors: 周洪湖
Original assignee: Chongqing Likaixu Precision Machinery Co ltd
Current assignee: Chongqing Likaixu Precision Machinery Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-06-08
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses an axle core mold processing, including L shape base and movable cover and pouring tube, L shape base is equipped with first cavity and second cavity, be equipped with the elevating system who is used for the movable cover in the first cavity, be equipped with the piston in the second cavity, piston and second cavity inner wall sliding connection, L shape base left side is equipped with the extrusion mechanism who extrudees the piston, L shape base all is equipped with the recess with the movable cover, be equipped with respectively in the recess and correspond centre form and centre form down, be equipped with first cooling channel in the movable cover, be equipped with second cooling channel in the L shape base, first cooling channel is connected in second cooling channel through extending the mechanism. The utility model discloses a set up elevating system and can open or closed movable cover by mechanical type, save time has improved work efficiency, can realize the circulation of coolant liquid through setting up extrusion mechanism, and can cool off the axle core through the coolant liquid.

Description

Axle core processing mould

Technical Field

The utility model relates to an axle core technical field especially relates to an axle core mold processing.

Background

The shaft core is a cylindrical object penetrating through the middle of the bearing or the middle of the wheel or the middle of the gear, and a small part of the shaft core is square. A shaft is a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. Typically in the form of a metal rod, each section may have a different diameter. The parts of the machine that rotate are mounted on the shaft.

Processing mold need be used in the processing of axle core, and processing mold is die cover and die holder, fixes through the bolt, and the compound die is all more time-consuming with the die sinking, and need wait for after the natural cooling can take out after the axle core casting is accomplished, the waste time, and production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a shaft core processing die.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shaft core mold processing, includes L shape base and movable cover and pouring tube, L shape base is equipped with first cavity and second cavity, be equipped with the elevating system who is used for going up and down the movable cover in the first cavity, be equipped with the piston in the second cavity, piston and the internal wall sliding connection of second cavity, L shape base left side is equipped with the extrusion mechanism who extrudees the piston, L shape base all is equipped with the recess with the movable cover, be equipped with respectively in the recess and correspond centre form and centre form down, be equipped with first cooling channel in the movable cover, be equipped with second cooling channel in the L shape base, first cooling channel is connected in second cooling channel through extending the mechanism.

Preferably, elevating system is including setting up the first motor on L shape base, first cavity internal rotation is connected with the threaded rod, the threaded rod upper end run through L shape base and with the terminal fixed connection of first motor output shaft, threaded rod outer wall threaded connection has the nut, nut outer wall sliding connection is in first cavity inner wall, the nut passes through support arm fixed connection in movable cover, L shape base lateral wall is equipped with the opening that supplies the support arm to reciprocate.

Preferably, the extrusion pressing mechanism comprises a second motor arranged on the left side of the L-shaped base, a cam is fixed on the outer wall of an output shaft of the second motor, the piston is elastically connected with the inner wall of the second cavity through a plurality of springs, a push rod is fixed at the left end of the piston, and the left end of the push rod penetrates through the L-shaped base and extends to the left side of the L-shaped base.

Preferably, the extension mechanism comprises a connecting pipe which penetrates through the outer wall of the movable cover and extends into the first cooling channel, the tail end of the connecting pipe penetrates through the L-shaped base and extends into the second cooling channel, a sealing collar is fixed on the outer wall of the connecting pipe, and the outer wall of the sealing collar is connected with the inner wall of the second cooling channel in a sliding mode.

Preferably, the pouring pipe penetrates through the upper wall of the movable cover and the upper inner die, and the tail end of the pouring pipe is flush with the inner wall of the upper inner die.

Preferably, the second cavity is internally provided with cooling liquid, the bottom of the second cavity is provided with a conveying pipe connected with the second cooling channel, and the outer wall of the conveying pipe is sleeved with a heat exchange pipe.

The utility model discloses in, following beneficial effect has:

1. can open or closed movable cover by mechanical type through setting up elevating system, save time has improved work efficiency, and first motor drives the threaded rod and rotates, and threaded connection can drive the movable cover through the support arm in the nut of threaded rod outer wall and go up and down.

2. Can realize the circulation of coolant liquid through setting up extrusion mechanism, and can cool off the axle core through the coolant liquid, improve work efficiency, the second motor drives the cam and rotates, the cam can extrude the piston and remove right, can crowd into the axle core in first cooling channel and the second cooling channel with the coolant liquid and carry out the heat absorption cooling in the piston removes right, reset through the spring afterwards again, in inhaling the second cavity with the coolant liquid, can cool off through the heat exchange tube through the conveyer pipe.

Drawings

Fig. 1 is a schematic structural view of a mandrel processing mold provided by the present invention;

fig. 2 is an enlarged view of a structure at a position a of the shaft core processing mold provided by the utility model;

fig. 3 is the utility model provides an outside structure chart of axle core processing mould.

In the figure: the device comprises a 1L-shaped base, a 2 movable cover, a 3 upper inner die, a 4 lower inner die, a 5 first cavity, a 6 threaded rod, a 7 nut, an 8 pouring pipe, a 9 piston, a 10 second cavity, a 11 first cooling channel, a 12 sealing collar, a 13 connecting pipe, a 14 first motor, a 15 second motor and a 16 cam.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a shaft core processing mold comprises an L-shaped base 1, a movable cover 2 and a pouring tube 8, wherein the L-shaped base 1 is provided with a first cavity 5 and a second cavity 10, a lifting mechanism for lifting the movable cover 2 is arranged in the first cavity 5, the lifting mechanism comprises a first motor 14 arranged on the L-shaped base 1, a threaded rod 6 is rotatably connected in the first cavity 5, the upper end of the threaded rod 6 penetrates through the L-shaped base 1 and is fixedly connected with the tail end of an output shaft of the first motor 14, the outer wall of the threaded rod 6 is in threaded connection with a nut 7, the outer wall of the nut 7 is in sliding connection with the inner wall of the first cavity 5, the nut 7 is fixedly connected to the movable cover 2 through a support arm, an opening for the support arm to move up and down is arranged on the side wall of the L-shaped base 1, the first motor 14 is started, the first motor, the movable cover 2 is closed with the L-shaped base 1.

Be equipped with piston 9 in the second cavity 10, piston 9 and the interior wall sliding connection of second cavity 10, L shape base 1 left side is equipped with the extrusion mechanism who extrudees piston 9, start second motor 15, second motor 15 drives cam 16 and rotates, cam 16 can extrude the push rod and drive piston 9 and remove right, the coolant liquid in the second cavity 10 gets into and cools down fashioned axle core in first cooling channel 11 and the second cooling channel, the elasticity of rethread spring resets and can draws back piston 9 left, can inhale back second cavity 10 with the coolant liquid this moment, the coolant liquid gets into again on the right side in first cooling channel 11 and the second cooling channel after cooling down in the second cavity 10, can accelerate the cooling rate of axle core with this reciprocal circulation.

L shape base 1 all is equipped with the recess with movable cover 2, be equipped with respectively in the recess and correspond last centre form 3 and centre form 4 down, be equipped with first cooling channel 11 in the movable cover 2, be equipped with second cooling channel in the L shape base 1, first cooling channel 11 is connected in second cooling channel through extending the mechanism, it includes the linking pipe 13 that runs through the outer wall of movable cover 2 and extend to in the first cooling channel 11 to extend the mechanism, link pipe 13 end runs through L shape base 1 and extends to in the second cooling channel, link pipe 13 outer wall is fixed with sealed neck ring 12, sealed neck ring 12 outer wall and second cooling channel inner wall sliding connection, the coolant liquid can get into in first cooling channel 11 through linking pipe 13.

Pouring tube 8 runs through 2 upper walls of movable cover and

last centre form

3, and 8 ends of pouring tube flush with 3 inner walls of last centre form, flush the setting and can guarantee that pouring tube 8 can not influence the axle center appearance.

Be equipped with the coolant liquid in the second cavity 10, second cavity 10 bottom is equipped with the conveyer pipe of being connected with second cooling channel, and the conveyer pipe outer wall cover is equipped with the heat exchange tube, and the coolant liquid can get into in first cooling channel 11 and the second cooling channel through the conveyer pipe and cool down to fashioned axle core, can carry out the heat absorption cooling through the heat exchange tube outside the conveyer pipe again when returning.

In the utility model, the first motor 14 is started, the first motor 14 drives the driving threaded rod 6 to rotate, the nut 7 which is connected with the outer wall of the threaded rod 6 by screw thread drives the movable cover 2 to descend by the supporting arm, the movable cover 2 is closed with the L-shaped base 1, at the moment, raw materials can be injected by the pouring tube 8, the raw materials start to be molded after entering between the upper inner mold 3 and the lower inner mold 4, at the moment, the second motor 15 is started, the second motor 15 drives the cam 16 to rotate, the cam 16 can extrude the push rod to drive the piston 9 to move rightwards, the cooling liquid in the second cavity 10 enters the first cooling channel 11 and the second cooling channel to cool the molded shaft core, the piston 9 can be pulled back leftwards by the elastic reset of the spring, at the moment, the cooling liquid can be sucked back to the second cavity 10, the cooling liquid absorbs heat to cool the cooling liquid by the heat exchange tube when, and then the shaft core enters the first cooling channel 11 and the second cooling channel again, so that the cooling speed of the shaft core can be increased through the reciprocating circulation, and finally the first motor 14 rotates reversely to drive the movable cover 2 to ascend, and the cooled shaft core can be taken out manually.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A shaft core processing die comprises an L-shaped base (1), a movable cover (2) and a pouring tube (8), it is characterized in that the L-shaped base (1) is provided with a first cavity (5) and a second cavity (10), a lifting mechanism for lifting the movable cover (2) is arranged in the first cavity (5), a piston (9) is arranged in the second cavity (10), the piston (9) is connected with the inner wall of the second cavity (10) in a sliding way, the left side of the L-shaped base (1) is provided with an extrusion mechanism for extruding the piston (9), the L-shaped base (1) and the movable cover (2) are both provided with grooves, the grooves are respectively provided with an upper inner die (3) and a lower inner die (4) which correspond to each other, a first cooling channel (11) is arranged in the movable cover (2), a second cooling channel is arranged in the L-shaped base (1), the first cooling channel (11) is connected to the second cooling channel by an extension means.

2. The mandrel processing mold according to claim 1, wherein the lifting mechanism comprises a first motor (14) arranged on the L-shaped base (1), a threaded rod (6) is rotationally connected in the first cavity (5), the upper end of the threaded rod (6) penetrates through the L-shaped base (1) and is fixedly connected with the tail end of an output shaft of the first motor (14), a nut (7) is connected to the outer wall of the threaded rod (6) in a threaded manner, the outer wall of the nut (7) is slidably connected to the inner wall of the first cavity (5), the nut (7) is fixedly connected to the movable cover (2) through a support arm, and an opening for moving the support arm up and down is formed in the side wall of the L-shaped base (1).

3. The mandrel processing die as claimed in claim 2, wherein the extruding mechanism comprises a second motor (15) arranged on the left side of the L-shaped base (1), a cam (16) is fixed on the outer wall of an output shaft of the second motor (15), the piston (9) is elastically connected with the inner wall of the second cavity (10) through a plurality of springs, a push rod is fixed on the left end of the piston (9), and the left end of the push rod penetrates through the L-shaped base (1) and extends to the left side of the L-shaped base (1).

4. The mandrel processing die according to claim 1, wherein the extending mechanism comprises a connecting pipe (13) which penetrates through the outer wall of the movable cover (2) and extends into the first cooling channel (11), the tail end of the connecting pipe (13) penetrates through the L-shaped base (1) and extends into the second cooling channel, a sealing collar (12) is fixed on the outer wall of the connecting pipe (13), and the outer wall of the sealing collar (12) is in sliding connection with the inner wall of the second cooling channel.

5. The mandrel machining die of claim 1, wherein the pouring tube (8) penetrates through the upper wall of the movable cover (2) and the upper inner die (3), and the tail end of the pouring tube (8) is flush with the inner wall of the upper inner die (3).

6. The mandrel processing die as claimed in claim 1, wherein a cooling liquid is provided in the second cavity (10), a delivery pipe connected with the second cooling channel is provided at the bottom of the second cavity (10), and a heat exchange pipe is sleeved on the outer wall of the delivery pipe.