CN218015617U

CN218015617U - Mold core structure for processing generator shell

Info

Publication number: CN218015617U
Application number: CN202221675093.4U
Authority: CN
Inventors: 杜剑杰; 鲁金斗
Original assignee: Ningbo Yongjie Mould Co ltd
Current assignee: Ningbo Yongjie Mould Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-12-13
Anticipated expiration: 2032-07-01

Abstract

The utility model relates to a processing generator housing's mold core structure, including last mold core and lower mold core, it is equipped with the die cavity to go up between mold core and the lower mold core, mold core upper end mid-mounting has the shaping inner chamber to insert down, it has arranged four core pulling pieces respectively all around that the shaping inner chamber inserted to go up to lie in between mold core and the lower mold core, four core pulling pieces enclose into the lateral wall of die cavity, it is provided with the shaping region to go up the mold core lower extreme, the front side that the mold core lower extreme lies in the shaping region is provided with the sprue gate, the exit bifurcation of sprue gate forms two pouring runners, the bottom surface of pouring runner is the ladder face of lifting step by step, all be provided with a connection runner between ladder face of co-altitude and the shaping region. The utility model discloses the bottom surface of pouring runner all is provided with a connection runner for the ladder face of lifting step by step between ladder face and the shaping region of co-altitude, and the design of ladder face can not only guide the molten metal toward connecting the runner reposition of redundant personnel, can also reduce the impact force of molten metal.

Description

Mold core structure for processing generator shell

Technical Field

The utility model relates to an automobile power generation machine technical field especially relates to a processing generator housing's mold core structure.

Background

The automobile generator is a main power supply of an automobile, and has the functions of supplying power to all electric equipment and charging a storage battery when the generator operates normally.

The generator housing is one of the important components of the automobile generator, as shown in fig. 5, the generator housing comprises a generator housing main body 19 and a butt-joint seat 20, the generator housing main body 19 has an inner cavity 23, the butt-joint seat 20 is arranged at the top of the generator housing main body 19, a butt-joint hole 21 is formed in the side edge of the butt-joint seat 20, a latticed rib surface 22 is further arranged on the side surface of the generator housing main body 19, in order to ensure that the mold can produce the generator housing with a more complex structure, a reasonably designed flow channel, a slag ladle setting point and other structures are needed to complete product forming.

Disclosure of Invention

The utility model aims to solve the technical problem that a mold core structure of processing generator housing is provided, the bottom surface of pouring runner all is provided with a connection runner for the ladder face of lifting step by step between the ladder face of co-altitude and the shaping region, and the design of ladder face can not only guide the molten metal toward connecting the runner reposition of redundant personnel, can also reduce the impact force of molten metal.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a processing generator housing's mold core structure, includes mold core and lower mold core, last mold core and lower mold core between be equipped with the die cavity, lower mold core upper end mid-mounting have a shaping inner chamber to insert, last mold core and lower mold core between be located four about all that shaping inner chamber was inserted and have arranged four piece of loosing core respectively, four lateral walls that loose core the piece and enclose into the die cavity, last mold core lower extreme be provided with the shaping region, the front side that should go up mold core lower extreme be located the shaping region is provided with the sprue gate, the exit bifurcation of sprue gate form two pouring runners, the bottom surface of pouring runner for the ladder face of lifting step by step, all be provided with a connecting runner between ladder face of co-altitude and the shaping region.

As right technical scheme a supplement, last mold core lower extreme be located the edge of the regional rear side of shaping and evenly be provided with a plurality of cinder ladle.

It is right as technical scheme a supplement, the regional inside shaping cavity of having seted up of shaping, last mould core top one side install the side opening auxiliary device, this side opening auxiliary device includes hydro-cylinder and side opening inlay the needle, the one end slope of hydro-cylinder piston rod downwards and link to each other through shaft coupling and side opening inlay the needle, this side opening inlay needle one end and insert in the shaping cavity.

As a supplement to the technical solution of the present invention, the connecting runner is provided with a butt joint connected to the forming region, the bottom surface of the butt joint is inclined downward toward the forming region, and the width of the butt joint is gradually increased toward the forming region.

As right technical scheme a supplement, lower die core upper end around the forming inner chamber insert around have arranged four rows of cinder ladles respectively, every row of cinder ladles falls into two sets of cinder ladles, four corners department of lower die core upper end all install a boss, every boss upper end has all been seted up one and has been concentrated the chamber, every is concentrated the chamber and links to each other with adjacent two sets of cinder ladles respectively.

As right technical scheme a supplement, the boss on set up the groove of drawing forth of connecting concentrated chamber.

As a supplement to the technical scheme of the utility model, all be provided with a connecting groove between every group cinder ladle, this connecting groove one end links to each other with concentrating the chamber.

Has the beneficial effects that: the utility model relates to a mold core structure of processing generator housing, the front side that the lower extreme of the upper die core lies in the shaping region is provided with the sprue gate, the exit branch of sprue gate forms two pouring runners, make the filling speed roughly keep unanimous about the product through two pouring runners, improved the quality of product greatly, improved production efficiency simultaneously, and the molten metal is all from the top flow direction product of product, it is more durable to obtain the product like this, can not produce defects such as gas pocket, bubble, improved the quality of product; the bottom surface of the pouring runner is a stepped surface which is lifted step by step, a connecting runner is arranged between the stepped surface with different heights and the molding area, and the design of the stepped surface can not only guide the molten metal to be shunted to the connecting runner, but also reduce the impact force of the molten metal; four rows of slag bags are respectively arranged at the upper end of the lower die core around the insert block of the forming inner cavity in the front, back, left and right directions, and are uniformly arranged, so that the cold gew effect of the product can be effectively prevented.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the lower mold core and the core-pulling block of the present invention;

fig. 3 is a schematic structural view of the upper mold core of the present invention;

fig. 4 is a schematic structural diagram of the lower mold core of the present invention;

fig. 5 is a schematic structural view of the generator housing processed by the present invention.

The figure is as follows: 1. the upper die core, 2, the lower die core, 3, the core-pulling block, 4, the coupler, 5, the oil cylinder, 6, the forming cavity insert, 7, the boss, 8, the forming area, 9, the pouring gate, 10, the pouring runner, 11, the connecting runner, 12, the forming cavity, 13, the side hole insert pin, 14, the slag ladle, 15, the butt joint port, 16, the lead-out groove, 17, the concentration cavity, 18, the connecting groove, 19, the generator shell body, 20, the butt joint seat, 21, the butt joint hole position, 22, the rib surface, 23 and the inner cavity.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications can be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

The utility model discloses an embodiment relates to a processing generator housing's mold core structure, as shown in fig. 1-4, including last mold core 1 and lower mold core 2, last mold core 1 and lower mold core 2 install between last mold frame and lower mold frame, last mold core 1 and lower mold core 2 between be equipped with the die cavity, 2 upper end mid-mounting of lower mold core have the shaping inner chamber insert 6, shaping inner chamber insert 6 is used for the shaping of auxiliary inner chamber 23, last mold core 1 and lower mold core 2 between be located shaping inner chamber insert 6 around respectively arranged four core pieces 3, four core pieces 3 enclose the lateral wall that becomes the die cavity, last mold core 1 lower extreme be provided with shaping region 8, this shaping region 8 is the top of die cavity, the front side that last mold core 1 lower extreme is located shaping region 8 be provided with sprue gate 9, the branching of this sprue gate 9 exit forms two pouring runners 10, through two pouring runners 10 make the product about filling speed can roughly keep unanimous, improved the quality of product greatly, improved production efficiency simultaneously, and the molten metal is from the top of product flow to all solid, like this, can not obtain the gas pocket relatively more solid, the defect such as the lifting of product, the bottom surface is provided with the pouring runner 11, the defect that the step-by-step of a-by-step of the product, the bottom surface is connected casting, the product is connected with the molding is connected with the defect of the product is provided with the flow channel 8; the design of the stepped surface not only can guide the molten metal to be distributed to the connecting runner 11, but also can reduce the impact force of the molten metal.

And a plurality of slag ladles 14 are uniformly arranged on the edge of the lower end of the upper mold core 1, which is positioned at the rear side of the molding area 8.

A forming cavity 12 is formed in the forming area 8, a side hole auxiliary device is installed on one side above the upper die core 1 and comprises an oil cylinder 5 and a side hole insert pin 13, the oil cylinder 5 is installed on the outer side of an upper die frame, one end of a piston rod of the oil cylinder 5 is inclined downwards and is connected with the side hole insert pin 13 through a coupler 4, one end of the side hole insert pin 13 is inserted into the forming cavity 12, and the forming cavity 12 is used for assisting in forming the butt joint seat 20; the number of the side hole inserts 13 is 2, and the side hole inserts are used for assisting the forming of the butt joint hole sites 21.

One end of the connecting runner 11 is provided with a butt joint port 15 connected with the molding area 8, the bottom surface of the butt joint port 15 inclines downwards towards the molding area 8, the width of the butt joint port 15 gradually increases towards the molding area 8, and the shape of the butt joint port 15 is designed to enable molten metal to flow into the mold cavity more quickly, so that the efficiency is improved.

Referring to fig. 4, four rows of slag ladles 14 are respectively arranged at the front, back, left and right of the upper end of the lower mold core 2 around the inner cavity insert 6 for molding, the four rows of slag ladles 14 are uniformly arranged, so that the cold gege effect of the product can be effectively prevented, each row of slag ladles 14 is divided into two groups of slag ladles 14, each group of slag ladles 14 comprises three slag ladles 14, bosses 7 are respectively arranged at four corners of the upper end of the lower mold core 2, a centralized cavity 17 is respectively arranged at the upper end of each boss 7, and each centralized cavity 17 is respectively connected with two adjacent groups of slag ladles 14; the four bosses 7 can also respectively guide the four core-pulling blocks 3 to slide.

An exhaust block group is arranged between the upper die frame and the lower die frame, an extraction groove 16 connected with a concentration cavity 17 is formed in the boss 7, and one end of the extraction groove 16 is extracted to be connected with the exhaust block group.

A connecting groove 18 is arranged between each group of slag ladles 14, and one end of the connecting groove 18 is connected with the concentration cavity 17.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms do not have special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above detailed description is provided for a core structure for machining a generator housing, and the principles and embodiments of the present application are explained in detail by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. The utility model provides a processing generator housing's mold core structure, includes mold core (1) and lower mold core (2), last mold core (1) and be equipped with die cavity, its characterized in that between mold core (2): lower mould core (2) upper end mid-mounting have the shaping inner chamber to insert (6), last mould core (1) and lower mould core (2) between be located the shaping inner chamber insert (6) around respectively arranged four core-pulling pieces (3), four core-pulling pieces (3) enclose into the lateral wall of die cavity, last mould core (1) lower extreme be provided with shaping region (8), the front side that should go up mould core (1) lower extreme be located shaping region (8) is provided with sprue gate (9), the exit fork of sprue gate (9) form two pouring runners (10), the bottom surface of pouring runner (10) be the ladder face of lifting step by step, all be provided with a connection runner (11) between ladder face of co-altitude and shaping region (8).

2. The core structure for machining a generator housing according to claim 1, wherein: the edge of the lower end of the upper die core (1) at the rear side of the molding area (8) is uniformly provided with a plurality of slag ladles (14).

3. The core structure for machining a generator housing according to claim 1, wherein: forming area (8) inside shaping cavity (12) have been seted up, last mold core (1) top one side install the side hole auxiliary device, this side hole auxiliary device includes that hydro-cylinder (5) and side hole inlay needle (13), the one end slope of hydro-cylinder (5) piston rod link to each other downwards and inlay needle (13) with the side hole through shaft coupling (4), needle (13) one end is inlayed to this side hole is inserted in shaping cavity (12).

4. The core structure for machining a generator housing according to claim 1, wherein: one end of the connecting flow channel (11) is provided with a butt joint port (15) connected with the forming area (8), the bottom surface of the butt joint port (15) inclines downwards towards the forming area (8), and the width of the butt joint port (15) gradually increases towards the forming area (8).

5. The core structure for machining a generator housing of claim 1, wherein: four rows of slag ladles (14) are respectively arranged at the upper end of the lower die core (2) around the forming inner cavity insert (6) in the front, back, left and right directions, each row of slag ladles (14) is divided into two groups of slag ladles (14), bosses (7) are respectively arranged at four corners of the upper end of the lower die core (2), a concentrated cavity (17) is formed in the upper end of each boss (7), and each concentrated cavity (17) is respectively connected with two adjacent groups of slag ladles (14).

6. The core structure for machining a generator housing according to claim 5, wherein: the lug boss (7) is provided with a lead-out groove (16) connected with the concentration cavity (17).

7. The core structure for machining a generator housing according to claim 5, wherein: a connecting groove (18) is arranged between each group of slag ladles (14), and one end of the connecting groove (18) is connected with the concentration cavity (17).