CN212887682U - Robot arm casting mould and robot arm - Google Patents
Robot arm casting mould and robot arm Download PDFInfo
- Publication number
- CN212887682U CN212887682U CN202021202646.5U CN202021202646U CN212887682U CN 212887682 U CN212887682 U CN 212887682U CN 202021202646 U CN202021202646 U CN 202021202646U CN 212887682 U CN212887682 U CN 212887682U
- Authority
- CN
- China
- Prior art keywords
- mold
- robot arm
- semicircular end
- end part
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model discloses a robot arm casting mould and robot arm. The manufacturing precision of the die is improved and the error is reduced by arranging the integrally formed front die and the rear die. Through making the sprue gate reposition of redundant personnel to a plurality of feed inlets, a plurality of feed inlets communicate with each other respectively with the die cavity and make the molten metal can reach the position that needs the shaping with higher speed, shorten casting time to reduce the temperature difference of product different positions, avoid the product to retract. Set up a plurality of buffering exhaust chambers, make the die cavity that is full of the mould that the molten metal can be fuller through buffering molten metal to in time with gas outgoing in the die cavity through buffering exhaust chamber, avoid the not enough condition of casting to appear in the product.
Description
Technical Field
The utility model relates to a mould especially relates to a robot arm casting mould, belongs to casting technical field.
Background
Casting is also called casting, and generally comprises sand casting, metal mold casting, investment casting, clay mold casting and the like; casting is often referred to exclusively in the narrow sense as metal casting. The material that the robot arm adopted is metal material, and metal gets into the die cavity through single runner during the casting product, and the complicated structure of robot arm makes the casting shaping slow, and the position shaping that arrives behind the metal liquid is not enough, and subsequent shrinkage in addition, defects such as crackle, hole, sunken appear easily, and the yield is low. And the existing robot arm casting mold is often provided with a plurality of movable cores, and the installation position of the cores is easy to generate errors in the casting process, thereby influencing the precision of products.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned prior art, to the low, poor technical problem of precision of casting yield, provide a robot arm casting mould and use its cast robot arm.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:
a robot arm casting mold comprises a front mold and a rear mold, wherein the front mold is provided with a first surface in contact with the rear mold, the rear mold is provided with a second surface in contact with the front mold, and a cavity for casting a robot arm is arranged between the front mold and the rear mold;
the method is characterized in that:
the cavity of the front die is composed of a first semicircular end part, a second semicircular end part and a first straight line section which connects the first semicircular end part and the second semicircular end part, and the diameter size of the first semicircular end part is smaller than that of the second semicircular end part; the first semicircular end part is provided with a first core, the height of the first core is slightly higher than that of the first surface of the front die, the first core consists of a first middle part extending along the length direction of the cavity and a first left side part and a first right side part which are symmetrically arranged at two sides of the first middle part and have a certain interval with the first middle part, two grooves are respectively arranged at one sides of the first left side part and the first right side part far away from the first middle part, and one sides of the first left side part and the first right side part close to the second semicircular end part are provided with a through groove; the second semicircular end part is provided with a second core formed by overlapping a plurality of cylindrical steps, and the height of the upper surface of the second core is lower than that of the first surface;
the shape of the cavity of the rear die is matched with that of the cavity of the front die, and the cavity is composed of a third semicircular end part, a fourth semicircular end part and a second straight line section for connecting the third semicircular end part and the fourth semicircular end part, wherein the size of the third semicircular end part is smaller than that of the fourth semicircular end part; a step-shaped recess is formed at the third semicircular end; a third core having a higher height than the second surface at a fourth semi-circular end; the size of the third mold core is longer than that of the first mold core in the length direction, the third mold core is composed of a second middle part extending along the length direction of the mold cavity, and a second left side part and a second right side part which are symmetrically arranged on two sides of the second middle part and have a certain interval with the second middle part, one side of the second left side part and one side of the second right side part, which are far away from the second middle part, are respectively provided with a groove, and one side of the second left side part and one side of the second right side part, which are close to the third semicircular end part, are provided with a through groove.
Preferably, the rear die is provided with a casting opening, the casting opening is divided into a plurality of feeding openings on the rear die, and the feeding openings are respectively communicated with the cavity.
Preferably, the number of the feed inlets is four.
Preferably, the front mold and the rear mold are provided with a plurality of buffer exhaust cavities connected with the mold cavity, the plurality of buffer exhaust cavities are respectively provided with an exhaust channel, and the exhaust channels are all positioned on the rear mold.
Preferably, a plurality of heat dissipation holes are formed in the outer surfaces of the front mold and the rear mold.
Preferably, the front mold and the rear mold are connected by bolts.
Preferably, the front mold and the rear mold are respectively of an integrally molded structure.
The utility model provides a robot arm, robot arm includes two not identical circular arc ends of diameter and connects the straight line portion of two circular arc ends, two the circular arc end respectively has two step form through-holes that the size is different, links to each other with other parts of robot through the through-hole of step form, and each symmetry is equipped with two ears respectively in the left and right sides of two circular arcs, its characterized in that: the robot arm is cast by the robot arm casting mold according to any one of the preceding claims.
The beneficial effects of the utility model are mainly embodied in that:
1. the integrally formed front mold and rear mold have higher manufacturing accuracy and smaller error than a mold using a plurality of movable cores.
2. The sprue gate divides the reposition of redundant personnel into a plurality of feed inlets on the back mould, and a plurality of feed inlets communicate with each other respectively with the die cavity and make the molten metal can reach the position that needs the shaping with higher speed, shorten casting time to reduce the temperature difference of product different positions, avoid the product to retract.
3. Set up a plurality of buffering exhaust chambers, make the die cavity that is full of the mould that the molten metal can be fuller through buffering molten metal to in time with gas outgoing in the die cavity through buffering exhaust chamber, avoid the not enough condition of casting to appear in the product.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the front mold of the robot arm casting mold of the present invention.
Fig. 2 is the utility model discloses a three-dimensional structure schematic diagram of robot arm casting mould back mould.
Fig. 3 is a schematic view of a three-dimensional structure of a robot arm of the present invention.
Fig. 4 is a schematic view of the bottom structure of a robot arm of the present invention.
Fig. 5 is a schematic view of a side structure of a robot arm of the present invention.
Fig. 6 is a schematic view of the top surface structure of a robot arm of the present invention.
Detailed Description
The utility model provides a robot arm casting mould and use this mould casted robot arm. The technical solution of the present invention will be described in detail below with reference to the accompanying drawings so as to be easier to understand and grasp.
A robot arm casting mold comprises a front mold 1 and a rear mold 2, wherein the front mold 1 is provided with a first surface 3 in contact with the rear mold 2, the rear mold 2 is provided with a second surface 4 in contact with the front mold 1, and a cavity for casting a robot arm is formed between the front mold 1 and the rear mold 2.
The cavity of the front die 1 is composed of a first semicircular end part 101, a second semicircular end part 102 and a first straight line part 103 connecting the first semicircular end part 101 and the second semicircular end part 102, and the diameter of the first semicircular end part 101 is smaller than that of the second semicircular end part 102; the first semicircular end part 101 is provided with a first core 104, the height of the first core 104 is slightly higher than that of the first surface 3 of the front mold 1, the first core 104 is composed of a first middle part 1041 extending along the length direction of the cavity, and a first left side part 1042 and a first right side part 1043 which are symmetrically arranged at two sides of the first middle part 1041 and have a certain interval with the first middle part 1041, two grooves 5 are respectively arranged at one sides of the first left side part 1042 and the first right side part 1043 far away from the first middle part 1041, and one side of the first left side part 1042 and the first right side part 1043 near the second semicircular end part 102 is provided with a through groove 6; the second semicircular end 102 has a second core formed by stacking a plurality of cylindrical steps, and the upper surface of the second core is lower than the first surface 3.
The shape of the cavity of the rear die 2 is matched with that of the cavity of the front die 1, and the cavity is composed of a third semicircular end part 201, a fourth semicircular end part 202 and a second straight line section 203 connecting the third semicircular end part and the fourth semicircular end part, wherein the size of the third semicircular end part 201 is smaller than that of the fourth semicircular end part 202; a stepped recess 205 at the third semicircular end 201; a third core 206 having a higher height than the second surface 4 at the fourth semi-circular end 202; the third core 206 is longer than the first core 104 in the longitudinal direction, and the third core 206 is composed of a second middle portion 2061 extending in the cavity longitudinal direction and second left and right side portions 2062 and 2063 symmetrically disposed on both sides of the second middle portion 2061 with a certain interval from the second middle portion 2061, and has a groove 5 on each of the second left and right side portions 2062 and 2063 on the side away from the second middle portion 2061 and a through groove 6 on each of the second left and right side portions 2062 and 2063 on the side close to the third semicircular end portion 201.
The rear die 2 is provided with a casting opening 7, the casting opening 7 is divided into a plurality of feeding openings 8 on the rear die 2, and the feeding openings 8 are respectively communicated with the die cavity.
The number of the feed inlets 8 is four.
The front die 1 and the rear die 2 are provided with a plurality of buffer exhaust cavities 9 connected with the die cavities, the plurality of buffer exhaust cavities 9 are respectively provided with an exhaust channel 10, and the exhaust channels 10 are all positioned on the rear die 2.
And a plurality of heat dissipation holes 11 are formed in the outer surfaces of the front mold 1 and the rear mold 2.
The front mold 1 and the rear mold 2 are connected by bolts. The front mold and the rear mold are respectively of an integrally formed structure.
The utility model provides a robot arm, robot arm includes two not identical circular arc ends of diameter and connects the straight line portion of two circular arc ends, two the circular arc end respectively has two step form through-holes that the size is different, links to each other with other parts of robot through the through-hole of step form, and each symmetry is equipped with two ears respectively in the left and right sides of two circular arcs, its characterized in that: the robot arm is cast by the robot arm casting mould.
Can discover through the above description, the utility model discloses a set up integrated into one piece's front mould and back mould and improved the manufacturing accuracy of mould, reduce the error. Through making the sprue gate reposition of redundant personnel to a plurality of feed inlets, a plurality of feed inlets communicate with each other respectively with the die cavity and make the molten metal can reach the position that needs the shaping with higher speed, shorten casting time to reduce the temperature difference of product different positions, avoid the product to retract. Set up a plurality of buffering exhaust chambers, make the die cavity that is full of the mould that the molten metal can be fuller through buffering molten metal to in time with gas outgoing in the die cavity through buffering exhaust chamber, avoid the not enough condition of casting to appear in the product.
The above technical solutions of the present invention have been fully described, and it should be noted that the present invention is not limited by the above description, and all technical solutions formed by equivalent transformation or equivalent transformation adopted by the spirit of the present invention in the aspects of structure, method or function by those of ordinary skill in the art all fall within the protection scope of the present invention.
Claims (7)
1. A robot arm casting mold comprises a front mold and a rear mold, wherein the front mold is provided with a first surface in contact with the rear mold, the rear mold is provided with a second surface in contact with the front mold, and a cavity for casting a robot arm is arranged between the front mold and the rear mold;
the method is characterized in that:
the cavity of the front die is composed of a first semicircular end part, a second semicircular end part and a first straight line section which connects the first semicircular end part and the second semicircular end part, and the diameter size of the first semicircular end part is smaller than that of the second semicircular end part; the first semicircular end part is provided with a first core, the height of the first core is slightly higher than that of the first surface of the front die, the first core consists of a first middle part extending along the length direction of the cavity and a first left side part and a first right side part which are symmetrically arranged at two sides of the first middle part and have a certain interval with the first middle part, two grooves are respectively arranged at one sides of the first left side part and the first right side part far away from the first middle part, and one sides of the first left side part and the first right side part close to the second semicircular end part are provided with a through groove; the second semicircular end part is provided with a second core formed by overlapping a plurality of cylindrical steps, and the height of the upper surface of the second core is lower than that of the first surface;
the shape of the cavity of the rear die is matched with that of the cavity of the front die, and the cavity is composed of a third semicircular end part, a fourth semicircular end part and a second straight line section for connecting the third semicircular end part and the fourth semicircular end part, wherein the size of the third semicircular end part is smaller than that of the fourth semicircular end part; a step-shaped recess is formed at the third semicircular end; a third core having a higher height than the second surface at a fourth semi-circular end; the size of the third mold core is longer than that of the first mold core in the length direction, the third mold core consists of a second middle part extending along the length direction of the mold cavity and a second left side part and a second right side part which are symmetrically arranged at two sides of the second middle part and have a certain interval with the second middle part, one side of the second left side part and one side of the second right side part far away from the second middle part are respectively provided with a groove, and one side of the second left side part and one side of the second right side part close to the third semicircular end part are provided with a through groove;
the front mold and the rear mold are connected through bolts.
2. The robot arm casting mold according to claim 1, wherein: the rear die is provided with a casting opening, the casting opening is divided into a plurality of feeding holes on the rear die, and the feeding holes are respectively communicated with the cavity.
3. The robot arm casting mold according to claim 2, wherein: the number of the feed inlets is four.
4. The robot arm casting mold according to claim 1, wherein: the front die and the rear die are provided with a plurality of buffering exhaust cavities connected with the die cavity, the buffering exhaust cavities are respectively provided with an exhaust channel, and the exhaust channels are positioned on the rear die.
5. A robot arm casting mold according to any one of claims 1 to 4, wherein: and a plurality of heat dissipation holes are formed in the outer surfaces of the front mold and the rear mold.
6. The robot arm casting mold according to claim 5, wherein: the front mold and the rear mold are respectively of an integrally formed structure.
7. The utility model provides a robot arm, robot arm includes two not identical circular arc ends of diameter and connects the straight line portion of two circular arc ends, two the circular arc end respectively has two step form through-holes that the size is different, links to each other with the part of robot through the through-hole of step form, and each symmetry is equipped with two ears respectively in the left and right sides of two circular arcs, its characterized in that: the robot arm is cast by a robot arm casting mould according to any of the preceding claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021202646.5U CN212887682U (en) | 2020-06-24 | 2020-06-24 | Robot arm casting mould and robot arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021202646.5U CN212887682U (en) | 2020-06-24 | 2020-06-24 | Robot arm casting mould and robot arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212887682U true CN212887682U (en) | 2021-04-06 |
Family
ID=75279930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021202646.5U Active CN212887682U (en) | 2020-06-24 | 2020-06-24 | Robot arm casting mould and robot arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212887682U (en) |
-
2020
- 2020-06-24 CN CN202021202646.5U patent/CN212887682U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017088422A1 (en) | Aluminium alloy injection mould | |
| CN212887682U (en) | Robot arm casting mould and robot arm | |
| CN213614023U (en) | Chill chilling casting component for sand casting | |
| CN213033592U (en) | Aluminum alloy robot arm casting mould and robot arm | |
| CN111716624A (en) | Injection mold for producing upper head ring cover of camera and production process | |
| CN203830693U (en) | Insert integral type mold stripping pressure casting mold | |
| CN216635192U (en) | Runner of many caves of same product mould advances glued structure | |
| CN2435170Y (en) | Runner moulded inner tube for lost pattern casting | |
| CN212760987U (en) | Investment casting structure for ice squeezer casting | |
| CN211915440U (en) | Die-casting die for grinding assembly of grinding machine | |
| CN210121946U (en) | Middle-positioned double-cavity die | |
| CN202894273U (en) | Novel air cylinder die-casting die | |
| CN108555250B (en) | Valve body | |
| CN105033223B (en) | A kind of metal aluminium ring low pressure casting running gate system | |
| CN210121669U (en) | Die casting die of fin foundry goods | |
| CN220574674U (en) | Mechanical arm casting pouring system | |
| CN214977656U (en) | Be used for fashioned mould of fan connecting plate | |
| CN213104408U (en) | Radiator mould of servo converter | |
| CN219093560U (en) | Manufacturing die for small planet carrier | |
| CN212350324U (en) | Easy forming die for thin-wall part | |
| CN213353292U (en) | Moulding work piece connection fixed establishment | |
| CN217912798U (en) | Die casting die with multiple sliding blocks, one die and multiple cavities | |
| CN219006763U (en) | Novel pressing die for color lamp sound nixie tube | |
| CN204912722U (en) | Galileo base casting mold | |
| CN212945277U (en) | Annular casting pouring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |