CN209902204U

CN209902204U - Robot arm wrist joint casting mold

Info

Publication number: CN209902204U
Application number: CN201920137364.2U
Authority: CN
Inventors: 何杨; 王娟; 张俊; 马兆雷
Original assignee: Wujiang Hengda Machine Fittings Co Ltd
Current assignee: Wujiang Hengda Machine Fittings Co Ltd
Priority date: 2019-01-26
Filing date: 2019-01-26
Publication date: 2020-01-07
Anticipated expiration: 2029-01-26

Abstract

The utility model provides a robot arm wrist joint casting mold, loose core in the left side and loose core on the right side including the water filling port, go up the mold core, lower mold core, top, go up the mold core, lower mold core, left side are loosed core and the right side is loosed core between form the product shaping district jointly, be equipped with psammitolite one and psammitolite two in the product shaping district, product shaping district one side communicates to water filling port department, the water filling port is installed mold core front side under, another side in product shaping district is equipped with the top and looses core, the top is loosed core and is fixed in the side of last mold core, is located relative both sides with the water. The utility model discloses a cooperation of loosing core of upper and lower mold core and a plurality of, vertical direction and the horizontal direction of guaranteeing the product can all be processed, are fit for processing the complicated product of this type of structure of robot arm wrist joint, and the product one shot forming of this mould is better, and the yields is promoted to 99 by 50%.

Description

Robot arm wrist joint casting mold

Technical Field

The utility model relates to a casting mold technical field, in particular to robot arm wrist joint casting mold.

Background

Gravity casting refers to a process of pouring molten metal into a casting mold under the action of earth gravity, and is also called casting. The generalized gravity casting comprises sand casting, metal casting, investment casting, clay casting and the like; narrowly defined gravity casting is specifically referred to as metal type casting. The material adopted by the arm wrist joint of the robot is generally metal material, so the casting of the arm wrist joint belongs to metal type casting. Aluminium water gets into the die cavity through single runner during the casting product, and the product is great and the structure is complicated, and the shaping is slower, and aluminium water is follow-up to have the pyrocondensation in the position that arrives earlier, and the position shaping that arrives later is not enough, and the top always casts defects such as crackle, hole promptly, the utility model discloses design a mould that is fit for this complex construction according to robot arm wrist joint.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a robot arm wrist joint casting mold.

In order to achieve the above object, the present invention provides the following technical solutions:

robot arm wrist joint casting mould, including water filling port, last mold core, lower mold core, top loose core, the left side is loosed core and the right side is loosed core, go up mold core, lower mold core, left side loose core and the right side is loosed core and between form the product shaping district jointly, be equipped with psammitolite one and psammitolite two in the product shaping district, product shaping district one side communicates to water filling port department, the water filling port is installed mold core front side under, the other side in product shaping district is equipped with the top and looses core, the top is loosed core and is fixed in the side of last mold core, is located relative both sides with the water filling port.

Furthermore, die carriers are arranged at the edges of the left side and the right side of the top of the upper die core and fixed on a movable die plate of the casting machine.

Furthermore, the bottom of the lower mold core is connected with an ejector plate through a guide pillar, a plurality of ejector rods are arranged between the ejector plate and the lower mold core, the outer side of the ejector plate is connected with a bottom plate, mold feet are arranged on two sides of the bottom plate and are T-shaped and fixed on two sides of the bottom of the lower mold core, and the mold feet are connected to a fixed mold plate of a casting machine.

Furthermore, the left core pulling is embedded in the left area of the upper mold core and the lower mold core, a left core pulling cylinder is connected to the outer side of the left core pulling cylinder, and a push rod of the left core pulling cylinder can drive the left core pulling to move transversely.

Furthermore, the right side is loosed core and is inlayed in the right side region of last mold core and lower mold core, and its outside is connected with the right side and looses core the cylinder, the push rod of right side cylinder of loosing core can drive the right side and loose core lateral shifting.

Furthermore, a top core pulling cylinder is connected to the outer side of the top core pulling, and the top core pulling penetrates through the upper mold core and is communicated to a product.

Furthermore, a plurality of through holes are formed in the lower die core, guide pillars and ejector rods are installed in the through holes, and the guide pillars and the ejector rods can move in the through holes along the direction of the through holes.

Furthermore, the lower mold core and the upper mold core are installed in a matched mode through positioning rods, and the positioning rods are arranged at four top points of the lower mold core.

Furthermore, the guide pillar of the left core-pulling cylinder is fixed on the left side of the lower mold core through a mounting seat, and the push rod of the left core-pulling cylinder is connected to the side face of the left core-pulling cylinder through a bolt.

Furthermore, the guide pillar of the right core-pulling cylinder is fixed on the right side of the lower mold core through a mounting seat, and the push rod of the right core-pulling cylinder is connected to the side face of the right core-pulling cylinder through a bolt.

The utility model discloses the beneficial effect who brings is: through the cooperation of loosing core about last mold core and a plurality of, the vertical direction and the horizontal direction of guaranteeing the product can all be processed, are fit for processing the complicated product of this kind of structure of robot arm wrist joint, and the product one shot forming of this mould is better, and the yields is promoted to 99 by 50%.

Drawings

Fig. 1 is a perspective view of the structure of the present invention.

Fig. 2 is an exploded schematic view of the present invention.

Fig. 3 is a front view of the structure of the present invention.

Fig. 4 is a top view of the structure of the present invention.

Fig. 5 is a schematic view of a structure without an upper core.

Fig. 6 is a schematic of the structure without the product.

Fig. 7 is a schematic view of the structure of the product.

Reference numbers in the figures:

1. a mold frame; 2. an upper mold core; 3. pulling a core by a plug; 4. a plug core pulling cylinder; 5. a left core-pulling cylinder; 6. pulling a core on the left side; 7. producing a product; 8. a first sand core; 9. a second sand core; 10. a water injection port; 11. a lower mold core; 12. a guide post; 13. a top rod; 14. ejecting the plate; 15. a feeding area; 16. a base plate; 17. a core-pulling cylinder on the right side; 18. and (6) pulling cores on the right side.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

As shown in fig. 1-7, robot arm wrist joint casting mould, including water filling port 10, go up mold core 2, lower mold core 11, top loose core 3, left side 6 and right side 18 of loosing core, go up mold core 2, lower mold core 11, the left side is loosed core and is formed the product shaping district jointly between 6 and the right side 18 of loosing core, be equipped with psammitolite one 8 and psammitolite two 9 in the product shaping district, product shaping district one side communicates to water filling port 10 department, water filling port 10 is installed in mold core 11 front side down, another side in product shaping district is equipped with the top and looses core 3, the top is loosed core 3 and is fixed in the side of last mold core 2, is located relative both sides with water filling port 10.

The die carrier 1 is arranged at the edges of the left side and the right side of the top of the upper die core 2, and the die carrier 1 is fixed on a movable die plate of the casting machine.

The bottom of the lower mold core 11 is connected with an ejector plate 14 through a guide pillar 12, a plurality of ejector rods 13 are arranged between the ejector plate 14 and the lower mold core 11, the outer side of the ejector plate 14 is connected with a bottom plate 16, mold feet are arranged on two sides of the bottom plate 16, the mold feet are T-shaped and fixed on two sides of the bottom of the lower mold core 11, and the mold feet are connected to a fixed mold plate of a casting machine.

The left core pulling 6 is embedded in the left area of the upper mold core 2 and the lower mold core 11, a left core pulling cylinder 5 is connected to the outer side of the left core pulling 6, and a push rod of the left core pulling cylinder 5 can drive the left core pulling 6 to move transversely.

The right loose core 18 is embedded in the right area of the upper mold core 2 and the lower mold core 11, a right loose core cylinder 17 is connected to the outer side of the right loose core 18, and a push rod of the right loose core cylinder 17 can drive the right loose core 18 to move transversely.

The outer side of the ejector loose core 3 is connected with an ejector loose core cylinder 4, and the ejector loose core 3 penetrates through the upper mold core 2 and is communicated to a product 7.

The lower mold core 11 is provided with a plurality of through holes, guide pillars 12 and ejector rods 13 are arranged in the through holes, and the guide pillars 12 and the ejector rods 13 can move in the through holes along the direction of the through holes.

The lower mold core 11 and the upper mold core 2 are installed in a matched mode through positioning rods, and the positioning rods are arranged at four top points of the lower mold core 11.

The guide pillar of the left core-pulling cylinder 5 is fixed on the left side of the lower mold core 11 through a mounting seat, and the push rod of the left core-pulling cylinder 5 is connected to the side face of the left core-pulling cylinder 6 through a bolt.

The guide pillar of the right core-pulling cylinder 17 is fixed on the right side of the lower mold core 11 through a mounting seat, and the push rod of the right core-pulling cylinder 17 is connected to the side surface of the right core-pulling cylinder 18 through a bolt.

The present invention will be further explained with reference to the drawings and the working principle.

A product forming area is formed among the upper mold core 2, the lower mold core 11, the top core-pulling 3, the left core-pulling 6 and the right core-pulling 18, a sand core I8 and a sand core II 9 are also arranged in the product forming area, wherein the top core-pulling 3, the left core-pulling 6 and the right core-pulling 18 are respectively driven to move by a top core-pulling cylinder 4, a left core-pulling cylinder 5 and a right core-pulling cylinder 17, a water filling port 10 is arranged on one side of the upper mold core 2 and the lower mold core 11, and two channels are arranged on one side of the water filling port 10 between the upper mold core 2 and the lower mold core 11;

the action process is as follows: adding aluminum water into a water injection port 10, slowly turning the mold by 90 degrees through a casting machine, enabling the aluminum water to enter a product forming area through two channels, turning the mold to the original position after the product is formed, firstly controlling a top core-pulling cylinder 4, a left core-pulling cylinder 5 and a right core-pulling cylinder 17 to pull out a top core 3, a left core-pulling cylinder 6 and a right core-pulling cylinder 18, then lifting an upper mold core 2 through a movable mold plate, then starting an oil cylinder connected with a bottom plate 16, pushing the bottom plate 16 to move upwards through the oil cylinder, enabling a guide pillar 12 to drive an ejector plate 14 to move upwards together, pushing an ejector rod 13 connected with the ejector plate 14 to push the product 7 out of a lower mold core 11, and at the moment, separating a first sand core 8 and a second sand core 9 in the product 7 to obtain;

after the product is taken out, the oil cylinder drives the bottom plate 16 and the ejector plate 14 to return, the upper mold core 2 and the lower mold core 11 are cleaned, the first sand core 8 and the second sand core 9 are placed in the lower mold core 11, then the ejector core 3, the left core 6 and the right core 18 are sent back to the original positions through respective cylinders, the upper mold core 2 is closed, and the processes are repeated, so that the same product 7 can be obtained through processing;

and a feeding area 15 is also arranged in the lower mold core 11, so that poor thermal shrinkage of products can be prevented, and the processing yield of the products is improved.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions thought by the inventive work within the technical scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. Robot arm wrist joint casting mould, its characterized in that, loose core (6) and right side and loose core (18) including water filling port (10), last mould core (2), lower mould core (11), top, go up mould core (2), lower mould core (11), left side and loose core between (18) and form the product shaping district jointly on the right side, be equipped with psammitolite (8) and psammitolite two (9) in the product shaping district, product shaping district one side communicates to water filling port (10) department, install mould core (11) front side under water filling port (10), the other side in product shaping district is equipped with the top and looses core (3), the top is loosed core (3) and is fixed in the side of last mould core (2), is located relative both sides with water filling port (10).

2. The pouring mold for the arm wrist joint of the robot as claimed in claim 1, wherein the mold frame (1) is arranged at the left and right edges of the top of the upper mold core (2), and the mold frame (1) is fixed on the movable mold plate of the casting machine.

3. The pouring mold for the wrist joint of the arm of the robot as claimed in claim 1, wherein the bottom of the lower mold core (11) is connected with an ejector plate (14) through a guide post (12), a plurality of ejector rods (13) are arranged between the ejector plate (14) and the lower mold core (11), the outer side of the ejector plate (14) is connected with a bottom plate (16), mold legs are arranged on two sides of the bottom plate (16) and are T-shaped and fixed on two sides of the bottom of the lower mold core (11), and the mold legs are connected to a fixed mold plate of a casting machine.

4. The pouring mold for the wrist joint of the robot arm according to claim 1, wherein the left core pulling cylinder (5) is connected to the outer side of the left core pulling cylinder (6) embedded in the left areas of the upper mold core (2) and the lower mold core (11), and a push rod of the left core pulling cylinder (5) can drive the left core pulling cylinder (6) to move transversely.

5. The pouring mold for the wrist joint of the robot arm according to claim 1, wherein the right loose core (18) is embedded in the right area of the upper mold core (2) and the lower mold core (11), a right loose core cylinder (17) is connected to the outer side of the right loose core (18), and a push rod of the right loose core cylinder (17) can drive the right loose core (18) to move transversely.

6. The pouring mold for the wrist joint of the arm of the robot as claimed in claim 1, wherein a plunger core pulling cylinder (4) is connected to the outer side of the plunger core pulling (3), and the plunger core pulling (3) penetrates through the upper mold core (2) and is communicated to a product (7).

7. The pouring mold for the wrist joint of the arm of the robot as claimed in claim 3, wherein the lower mold core (11) is provided with a plurality of through holes, guide pillars (12) and ejector rods (13) are mounted in the through holes, and the guide pillars (12) and the ejector rods (13) can move in the through holes along the direction of the through holes.

8. The pouring mold for the wrist joint of the arm of the robot as claimed in claim 1, wherein the lower mold core (11) and the upper mold core (2) are installed in a matched manner through positioning rods, and the positioning rods are arranged at four top points of the lower mold core (11).

9. The pouring mold for the wrist joint of the robot arm according to claim 4, wherein a guide post of the left core-pulling cylinder (5) is fixed on the left side of the lower mold core (11) through a mounting seat, and a push rod of the left core-pulling cylinder (5) is connected to the side surface of the left core-pulling cylinder (6) through a bolt.

10. The pouring mold for the wrist joint of the robot arm according to claim 5, wherein a guide post of the right core-pulling cylinder (17) is fixed on the right side of the lower mold core (11) through a mounting seat, and a push rod of the right core-pulling cylinder (17) is connected to the side surface of the right core-pulling cylinder (18) through a bolt.