CN220073193U - Casting die for machining automobile metal parts - Google Patents

Abstract

The utility model belongs to the field of casting molds, and particularly relates to a casting mold for processing automobile metal parts, which comprises a lower mold and an upper mold, wherein the lower mold is in sliding connection with the upper mold, a pouring gate is arranged on the upper mold, locking mechanisms are arranged outside the lower mold and the upper mold together, each locking mechanism comprises a clamping pin, a fixed sleeve, a limiting pin, a spring and a deflector rod, a demoulding mechanism is arranged at the bottom of the lower mold, and each demoulding mechanism comprises a threaded rod, a linkage plate, a sliding rod, a plug, a turntable and a rotating rod. According to the utility model, the demoulding mechanism is arranged at the bottom of the lower mould, after the cast products in the lower mould and the upper mould are cooled and formed, the linkage plate moves in the vertical direction through the threaded movement between the threaded rod and the linkage plate, then the linkage plate drives the two slide bars to synchronously slide in the lower mould, and the plug on the slide bars jacks up the formed products and is separated from the lower mould, so that the aim of facilitating demoulding of the products is fulfilled.

Description

Casting die for machining automobile metal parts

Technical Field

The utility model relates to the field of casting molds, in particular to a casting mold for processing automobile metal parts.

Background

Casting is a process in which liquid metal is cast into a casting cavity that conforms to the shape of the part, and after it has cooled to solidify, the part or blank is obtained. In the manufacturing process of many large-sized parts in automobiles, the large-sized parts are cast through casting molds, for example, the utility model with the application publication number of CN112719219 is applied for a patent, and the casting mold for processing automobile metal parts is provided, and relates to the technical field of processing automobile metal parts. This casting mould is used in auto metal parts processing, including movable mould and cover half, the cavity has been seted up to the upper surface of cover half, and the inside of cavity is provided with the push pedal, and the right flank fixedly connected with Z type pole of push pedal, and the inside of the right side wall to the cover half of Z type pole run through the cavity, and the Z type pole is located the inside one end fixedly connected with closing plate of cover half, and the surface of closing plate has cup jointed a horizontal section of thick bamboo.

However, after the product in the existing casting mold is cooled and molded, the product is easy to clamp with the mold, the demolding is difficult, and after the upper mold and the lower mold are closed, the molten material can jack up the mold, so that the mold is not closed, and the product is scrapped. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide a casting die for processing automobile metal parts, which solves the problems that the existing casting die is inconvenient to demould and easy to misplace after die closing.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a casting mould is used in auto metal parts processing, includes bed die and last mould, bed die and last mould sliding connection, the gate mouth has been seted up on the last mould, the outside of bed die and last mould is provided with locking mechanism jointly, locking mechanism includes bayonet lock, fixed cover, spacer pin, spring, driving lever, the bottom of bed die is provided with demoulding mechanism, demoulding mechanism includes threaded rod, linkage board, slide bar, end cap, carousel, bull stick.

Preferably, the lower die is connected with a guide pin in a sliding manner, and the guide pin is fixedly connected with the upper die. The upper die and the lower die are guided when being clamped by the guide pins.

Preferably, the bottom of the lower die is welded with four supporting legs, and the four supporting legs are uniformly distributed at the bottom of the lower die. Through the setting of supporting leg, have the supporting role to the whole.

Preferably, the outside of bed die articulates there is the bayonet lock, bayonet lock and last mould joint, the outside fixedly connected with fixed cover of bed die, sliding connection has the spacer pin in the fixed cover, spacer pin and bayonet lock sliding connection, be provided with the spring in the fixed cover, the spring, the one end and the spacer pin fixed connection of spring, the other end fixed connection of spring is in the internal surface of fixed cover, fixedly connected with driving lever on the spacer pin, driving lever and fixed cover sliding connection. The clamping pin can be locked through the limiting pin, so that the clamping pin locks the upper die.

Preferably, the bottom of bed die is installed the threaded rod through the bearing, the outside of threaded rod is through threaded connection has the linkage board, two symmetric distribution's slide bar of fixedly connected with on the linkage board, slide bar and bed die sliding connection, the top fixedly connected with end cap of slide bar, end cap and bed die sliding connection. Through the thread movement between the linkage plate and the threaded rod, the plug can eject the product out of the lower die.

Preferably, the bottom fixedly connected with carousel of threaded rod, fixedly connected with bull stick on the carousel. Through the setting of carousel and bull stick, the threaded rod of being convenient for rotate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the demoulding mechanism is arranged at the bottom of the lower mould, after the cast products in the lower mould and the upper mould are cooled and formed, the linkage plate moves in the vertical direction through the threaded movement between the threaded rod and the linkage plate, then the linkage plate drives the two slide bars to synchronously slide in the lower mould, and the plug on the slide bars jacks up the formed products and is separated from the lower mould, so that the aim of facilitating demoulding of the products is fulfilled.

2. According to the utility model, the locking mechanism is arranged outside the lower die and the upper die together, after the upper die and the lower die are clamped, the upper die is limited by the clamping pin, and then the clamping pin is limited by the telescopic limiting pin, so that the upper die can be locked, the defect of a product caused by displacement between the dies in the cooling and forming process of metal parts is prevented, and the yield of the product is improved.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

fig. 3 is a top view of the lower mold of fig. 2 of the present utility model.

In the figure: 1. a lower die; 2. an upper die; 3. a gate; 4. a guide pin; 5. a locking mechanism; 6. a demoulding mechanism; 7. support legs; 51. a bayonet lock; 52. a fixed sleeve; 53. a limiting pin; 54. a spring; 55. a deflector rod; 61. a threaded rod; 62. a linkage plate; 63. a slide bar; 64. a plug; 65. a turntable; 66. and (5) rotating the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a casting mold for processing an automobile metal part comprises a lower mold 1 and an upper mold 2, wherein the lower mold 1 and the upper mold 2 are in sliding connection, a guide pin 4 is in sliding connection with the lower mold 1, the guide pin 4 is fixedly connected with the upper mold 2, through the arrangement of the guide pin 4, a pouring gate 3 is arranged on the upper mold 2 when the upper mold 2 and the lower mold 1 are assembled, a locking mechanism 5 is arranged outside the lower mold 1 and the upper mold 2 together, the locking mechanism 5 comprises a bayonet lock 51, a fixed sleeve 52, a limiting pin 53, a spring 54 and a deflector rod 55, a demoulding mechanism 6 is arranged at the bottom of the lower mold 1, the demoulding mechanism 6 comprises a threaded rod 61, a linkage plate 62, a sliding rod 63, a plug 64, a turntable 65 and a rotating rod 66, the number of supporting legs 7 are welded at the bottom of the lower mold 1, the four supporting legs 7 are uniformly distributed at the bottom of the lower mold 1, and the whole has a supporting function through the arrangement of the supporting legs 7.

Referring to fig. 1 and 2, a bayonet lock 51 is hinged to the outer portion of the lower die 1, the bayonet lock 51 is clamped with the upper die 2, a fixing sleeve 52 is fixedly connected to the outer portion of the lower die 1, a limiting pin 53 is slidably connected to the fixing sleeve 52, the limiting pin 53 is slidably connected to the bayonet lock 51, a spring 54 is arranged in the fixing sleeve 52, one end of the spring 54 is fixedly connected with the limiting pin 53, the other end of the spring 54 is fixedly connected to the inner surface of the fixing sleeve 52, a deflector rod 55 is fixedly connected to the limiting pin 53, and the deflector rod 55 is slidably connected with the fixing sleeve 52. The lock pin 51 can be locked by the stopper pin 53, so that the lock pin 51 locks the upper die 2.

Referring to fig. 2 and 3, a threaded rod 61 is installed at the bottom of the lower die 1 through a bearing, a linkage plate 62 is connected to the outside of the threaded rod 61 through threads, two symmetrically distributed sliding rods 63 are fixedly connected to the linkage plate 62, the sliding rods 63 are in sliding connection with the lower die 1, plugs 64 are fixedly connected to the tops of the sliding rods 63, the plugs 64 are in sliding connection with the lower die 1, a rotary table 65 is fixedly connected to the bottom of the threaded rod 61, a rotary rod 66 is fixedly connected to the rotary table 65, the threaded rod 61 is conveniently rotated through arrangement of the rotary table 65 and the rotary rod 66, and products can be ejected out of the lower die 1 through the plugs 64 through threaded movement between the linkage plate 62 and the threaded rod 61.

The specific implementation process of the utility model is as follows: when the mold is used, the deflector rod 55 is pulled firstly, the deflector rod 55 drives the limiting pin 53 to slide in the fixed sleeve 52 and compresses the spring 54, the limiting pin 53 is separated from the clamping pin 51, then the state of the limiting pin 53 is kept, then the upper mold 2 is placed at the top of the lower mold 1, the upper mold 2 and the upper mold are positioned through the guide pin 4, then the clamping pin 51 is rotated, the clamping pin 51 is clamped into the upper mold 2, the deflector rod 55 is released, the limiting pin 53 is pushed back by the spring 54, the limiting pin 53 is inserted into the clamping pin 51, and the clamping pin 51 is locked, so that the upper mold 2 is locked by the clamping pin 51, defects of products caused by displacement among molds in the cooling and forming process of metal parts are prevented, and the yield of the products is improved;

then pouring molten metal solution into the lower die 1 and the upper die 2 through the sprue gate 3, cooling the molten metal solution to form a rudiment of a product, taking down the upper die 2 after the product is formed, driving the turntable 65 to rotate through the rotating rod 66, driving the threaded rod 61 to rotate through the turntable 65, enabling the linkage plate 62 to generate vertical displacement through the threaded movement between the threaded rod 61 and the linkage plate 62, enabling the linkage plate 62 to drive the sliding rod 63 to slide in the lower die 1, and then enabling the plug 64 on the sliding rod 63 to jack up the formed product and separate from the lower die 1, thereby achieving the purpose of facilitating product demoulding.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides a casting mould is used in automobile metal parts processing, includes bed die (1) and last mould (2), its characterized in that: the novel pouring gate structure is characterized in that the lower die (1) and the upper die (2) are in sliding connection, a gate opening (3) is formed in the upper die (2), a locking mechanism (5) is arranged outside the lower die (1) and the upper die (2) together, the locking mechanism (5) comprises a clamping pin (51), a fixing sleeve (52), a limiting pin (53), a spring (54) and a deflector rod (55), a demoulding mechanism (6) is arranged at the bottom of the lower die (1), and the demoulding mechanism (6) comprises a threaded rod (61), a linkage plate (62), a sliding rod (63), a plug (64), a rotary table (65) and a rotary rod (66).

2. The casting die for machining automobile metal parts according to claim 1, wherein: the lower die (1) is connected with a guide pin (4) in a sliding mode, and the guide pin (4) is fixedly connected with the upper die (2).

3. The casting die for machining automobile metal parts according to claim 1, wherein: the bottom welding of bed die (1) has supporting leg (7), the quantity of supporting leg (7) is four, four supporting leg (7) evenly distributed are in the bottom of bed die (1).

4. The casting die for machining automobile metal parts according to claim 1, wherein: the outer portion of bed die (1) articulates there is bayonet lock (51), bayonet lock (51) and last mould (2) joint, the outside fixedly connected with fixed cover (52) of bed die (1), sliding connection has spacer pin (53) in fixed cover (52), spacer pin (53) and bayonet lock (51) sliding connection, be provided with spring (54) in fixed cover (52), spring (54), the one end and the spacer pin (53) fixed connection of spring (54), the other end fixed connection of spring (54) is in the internal surface of fixed cover (52), fixedly connected with driving lever (55) on spacer pin (53), driving lever (55) and fixed cover (52) sliding connection.

5. The casting die for machining automobile metal parts according to claim 1, wherein: the bottom of bed die (1) is installed threaded rod (61) through the bearing, the outside of threaded rod (61) is through threaded connection has linkage board (62), two symmetric distribution's slide bar (63) of fixedly connected with on linkage board (62), slide bar (63) and bed die (1) sliding connection, the top fixedly connected with end cap (64) of slide bar (63), end cap (64) and bed die (1) sliding connection.

6. The casting die for machining automobile metal parts according to claim 1, wherein: the bottom of threaded rod (61) fixedly connected with carousel (65), fixedly connected with bull stick (66) on carousel (65).