CN215544824U - A die casting die for new forms of energy motor casing - Google Patents
A die casting die for new forms of energy motor casing Download PDFInfo
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- CN215544824U CN215544824U CN202122116704.3U CN202122116704U CN215544824U CN 215544824 U CN215544824 U CN 215544824U CN 202122116704 U CN202122116704 U CN 202122116704U CN 215544824 U CN215544824 U CN 215544824U
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Abstract
The utility model discloses a die-casting die for a new energy motor shell, which comprises: the right side of the fixed die assembly is provided with a pouring barrel which is communicated up and down, the bottom surface of the fixed die assembly is provided with a core column, a pouring runner positioned on the right side of the core column and a first slag ladle runner positioned on the left side of the core column, and the bottom surface of the pouring barrel is provided with a first notch communicated with the pouring runner and the inner cavity of the pouring barrel; the movable mould component is arranged at the bottom of the fixed mould component and forms a core-pulling channel which is communicated with the fixed mould component in a front-back manner in a surrounding manner, a pouring column is arranged on the right side of the movable mould component, a second slag ladle runner and a third slag ladle runner are arranged on the top surface of the movable mould component, the third slag ladle runner is communicated with the first slag ladle runner, and the second slag ladle runner is positioned on the bottom surface of the core-pulling channel; and the molding block assembly comprises two molding blocks which are oppositely arranged, and the core column is positioned between the two molding blocks. Through above-mentioned structure, can ensure that motor casing forms complete sand grip structure when die-casting shaping, improve motor casing's shaping quality, reduce the rejection rate.
Description
Technical Field
The utility model relates to the field of motor shell production equipment, in particular to a die-casting die for a new energy motor shell.
Background
The new energy automobile driven by electric power is provided with core parts such as a motor assembly and the like as power parts, and in the motor assembly, a motor shell is used for bearing a stator and a rotor. In order to meet the requirements of heat dissipation and installation, the structure of some motor housings is relatively complex, and particularly, the outer side wall of the motor housing is provided with some transverse or oblique protruding strip structures. Some current die casting dies receive its structural constraint, lead to the molten metal can't fill out the die cavity fully, lead to unable complete sand grip structure of formation, and motor casing's shaping quality is relatively poor, and the rejection rate is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a die-casting die for a new energy motor shell, which can improve the forming quality of the motor shell and reduce the rejection rate.
In order to realize above-mentioned purpose, provide a die casting die for new forms of energy motor casing, it includes: the right side of the fixed die assembly is provided with a pouring barrel which is communicated up and down, the bottom surface of the fixed die assembly is provided with a core column, a pouring runner positioned on the right side of the core column and a first slag ladle runner positioned on the left side of the core column, and the bottom surface of the pouring barrel is provided with a first notch communicated with the pouring runner and the inner cavity of the pouring barrel; the movable mold component is arranged at the bottom of the fixed mold component and forms a core pulling channel which is communicated with the fixed mold component in a front-back mode in a surrounding mode, a pouring post is arranged on the right side of the movable mold component and is inserted into the pouring cylinder, a second slag ladle runner and a third slag ladle runner are arranged on the top surface of the movable mold component, the third slag ladle runner is communicated with the first slag ladle runner, and the second slag ladle runner is located on the bottom surface of the core pulling channel and is located on the left side of the core column; the molding block assembly comprises two opposite-arranged molding blocks, the molding blocks are inserted into the core-pulling channel in a sliding mode, and the core column is located between the two molding blocks.
According to the die casting die for the new energy motor shell, the pouring inlet channel comprises a main pouring channel, a branch pouring channel and a sprue channel, one end of the main pouring channel is communicated with the first notch, the branch pouring channel is set into two and is respectively arranged on the front side and the rear side of the main pouring channel, one end of the branch pouring channel is communicated with the other end of the main pouring channel, the sprue channel is set into a plurality of parallel winding core columns for arrangement, at least one sprue channel is communicated with one branch pouring channel, and the rest sprue channels are communicated with the other branch pouring channel.
According to the die-casting die for the new energy motor shell, the first slag ladle flow channel comprises a first slag ladle groove, a first slag ladle branch channel and a first slag ladle main channel, the first slag ladle groove is set to be more than two and is arranged around the core column, the first slag ladle grooves are communicated with the first slag ladle branch channel, and the first slag ladle flow channels are communicated with the first slag ladle main channel.
According to the die-casting die for the new energy motor shell, the first slag ladle runners are arranged in two and are arranged at intervals in the front and back direction, and the first slag ladle main runners of the two first slag ladle runners are communicated with the third slag ladle runner.
According to the die-casting die for the new energy motor shell, the end part of the second slag ladle runner extends to the left side surface of the movable die assembly.
According to the die-casting die for the new energy motor shell, the second slag ladle flow channel comprises two or more second slag ladle grooves and a second slag ladle main channel, the second slag ladle grooves are arranged around the core column in a two-way mode, and the two second slag ladle grooves are communicated with the second slag ladle main channel.
According to the die-casting die for the new energy motor shell, the movable die assembly comprises a movable die main body and an installation block, a mounting groove is formed in the top of the right side of the movable die main body, the installation block is inserted into the mounting groove, and the pouring column is arranged at the top of the installation block.
According to the die casting die for the new energy motor shell, the fixed die assembly comprises a fixed die main body, a first bottom block and a second bottom block, the pouring inlet barrel is arranged on the right side of the fixed die main body, the first bottom block is arranged at the bottom of the left side of the fixed die main body, the second bottom block is arranged at the bottom of the right side of the fixed die main body, the two second bottom blocks are arranged in a front-back mode, and the installation block is arranged between the two second bottom blocks.
The scheme has at least one of the following beneficial effects: by the structure, a complete convex strip structure can be formed when the motor shell is subjected to die-casting forming, the forming quality of the motor shell is improved, and the rejection rate is reduced; a certain distance is reserved between the pouring cylinder and the core column, so that molten metal can fully and uniformly flow in the pouring runner, and the cavity can uniformly flow into the molten metal; the pouring cylinder is inserted and matched with the pouring column so as to facilitate the alignment of the fixed die assembly and the movable die assembly during die assembly.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the accompanying drawings and examples;
FIG. 1 is a block diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
FIG. 3 is a block diagram of the stationary mold assembly;
FIG. 4 is a bottom view of the stationary mold assembly;
FIG. 5 is a top view of the movable die assembly;
FIG. 6 is a schematic view of the locking assembly, movable mold and parting block in another embodiment of the utility model.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 5, a die casting mold for a new energy motor housing includes a stationary mold assembly 10, a movable mold assembly 20, and a mold block assembly. The right side of the fixed die component 10 is provided with a pouring barrel 41 which is through up and down, the bottom surface is provided with a core column 14, a pouring inlet channel 15 and a first slag ladle channel 16, the pouring inlet channel 15 is positioned on the right side of the core column 14, the first slag ladle channel 16 is positioned on the left side of the core column 14, and the bottom surface of the pouring inlet barrel 41 is provided with a first notch 411 which is communicated with the pouring inlet channel 15 and the inner cavity of the pouring inlet barrel 41. The movable mold component 20 is arranged at the bottom of the fixed mold component 10 and encloses with the fixed mold component 10 to form a core pulling channel which is through from front to back, the right side of the movable mold component 20 is provided with a pouring inlet column 42, the pouring inlet column 42 is inserted into the pouring inlet cylinder 41, and the outer surface of the pouring inlet column 42 and the inner wall of the pouring inlet cylinder 41 enclose to form a pouring gate. The top surface of the movable mold component 20 is provided with a second slag ladle flow channel 23 and a third slag ladle flow channel 24, the third slag ladle flow channel 24 is communicated with the first slag ladle flow channel 16, and the second slag ladle flow channel 23 is positioned on the bottom surface of the core-pulling channel and on the left side of the core column 14. The profile block assembly comprises two profile blocks 31 which are oppositely arranged, the two profile blocks 31 are arranged in a front-back mode and are inserted into the core pulling channel in a sliding mode, and the core column 14 is located between the two profile blocks 31. The fixed die assembly 10, the movable die assembly 20 and the mould block assembly are arranged in an enclosing mode to form a mould cavity, the right side of the top of the mould cavity is communicated with the pouring runner 15, the left side of the top of the mould cavity is communicated with the first slag ladle runner 16, and the left side of the bottom of the mould cavity is communicated with the second slag ladle runner 23.
During production, molten metal flows into the pouring runner 15 through the pouring cylinder 41, then flows into the cavity from the top of the right side of the cavity, flows from top to bottom in the cavity and flows from right to left, so that the molten metal can fully and uniformly fill the whole cavity, and the molten metal at the front end of the flow finally flows into the first slag ladle runner 16 from the top of the left side of the cavity and flows into the second slag ladle runner 23 from the bottom of the left side of the cavity. The stem 14 is used for forming the inner side wall of the motor shell; the parting block 31 is used for molding the outer side wall of the motor shell and a convex strip structure on the outer side wall; the fixed die assembly 10 is used for molding the top of the motor housing, and the movable die assembly 20 is used for molding the bottom of the motor housing. Can ensure through above-mentioned structure that motor casing forms complete sand grip structure when die-casting shaping, improve motor casing's shaping quality, reduce the rejection rate.
The pouring runner 15 comprises a main pouring runner 151, branch pouring runners 152 and sprue channels 153, one end of the main pouring runner 151 is communicated with the first notch 411, the branch pouring runners 152 are arranged in two and are respectively arranged on the front side and the rear side of the main pouring runner 151, one ends of the two branch pouring runners 152 are respectively communicated with the other end of the main pouring runner 151, the sprue channels 153 are arranged in a plurality of parallel core columns 14, wherein at least one sprue channel 153 is communicated with one branch pouring runner 152, and the rest sprue channels 153 are communicated with the other branch pouring runner 152. For example, the gate lines 153 are arranged in a row of 6, and three gate lines 153 located on the front side communicate with the branch gate 152 located on the front side, and three gate lines 153 located on the rear side communicate with the branch gate 152 located on the rear side. Through the structure, the molten metal can fully flow and disperse in the pouring runner 15 and is uniformly distributed on the right side of the top of the cavity, so that the molten metal can uniformly flow into the cavity from the top of the right side of the cavity, the flowing front ends of the molten metal in the cavity are consistent, and the forming quality is improved.
The first slag ladle flow channel 16 comprises first slag ladle grooves 161, first slag ladle branch channels 162 and first slag ladle main channels 163, the first slag ladle grooves 161 are arranged in a mode that more than two slag ladle grooves are arranged and are arranged around the core column 14, each first slag ladle groove 161 is communicated with one first slag ladle branch channel 162, and each first slag ladle flow channel 16 is communicated with the first slag ladle main channels 163. The two first slag ladle runners 16 are arranged at intervals, and the first slag ladle main runners 163 of the two first slag ladle runners 16 are communicated with the third slag ladle runner 24.
For example, one of the first slag ladle runners 16 includes two first slag ladle grooves 161 and two first slag ladle branch channels 162, the two first slag ladle grooves 161 are arranged at intervals, the two first slag ladle branch channels 162 are communicated with the two first slag ladle grooves 161 in a one-to-one correspondence manner, and the two first slag ladle branch channels 162 are both communicated with the first slag ladle main channel 163 of the first slag ladle runner 16. The other first slag ladle flow channel 16 comprises three first slag ladle grooves 161 and three first slag ladle branch channels 162, the three first slag ladle grooves 161 are sequentially arranged, the three first slag ladle branch channels 162 are communicated with the three first slag ladle grooves 161 in a one-to-one correspondence manner, and the three first slag ladle branch channels 162 are communicated with the first slag ladle main channel 163 of the first slag ladle flow channel 16. Through the structure, the molten metal can uniformly and uniformly flow out from the top of the left side of the cavity.
The end of the second slag ladle flow passage 23 extends to the left side surface of the movable mold assembly 20 to facilitate the exhaust thereof and ensure sufficient flow of the molten metal in the cavity.
The second slag ladle flow passage 23 includes a second slag ladle groove 231 and a second slag ladle main passage 232, the second slag ladle groove 231 is provided in two or more and is arranged around the stem 14, and the two second slag ladle grooves 231 are both communicated with the second slag ladle main passage 232. Wherein, the second slag ladle flow passage 23 is provided with two and arranged at intervals in front and back. For example, each second slag ladle flow channel 23 includes two second slag ladle grooves 231 and one second slag ladle main channel 232, and the two second slag ladle grooves 231 in the second slag ladle flow channels 23 are respectively communicated with two ends of the corresponding second slag ladle flow channel 23. By the structure, the molten metal can uniformly flow out from the bottom of the left side of the cavity.
The movable mold assembly 20 comprises a movable mold main body 21 and a mounting block 22, wherein a mounting groove 211 is formed in the top of the right side of the movable mold main body 21, the mounting block 22 is inserted into the mounting groove 211, and the pouring post 42 is arranged on the top of the mounting block 22. The fixed die assembly 10 comprises a fixed die main body 11, a first bottom block 12 and a second bottom block 13, a pouring barrel 41 is arranged on the right side of the fixed die main body 11, the first bottom block 12 is arranged on the bottom of the left side of the fixed die main body 11, the second bottom block 13 is arranged on the bottom of the right side of the fixed die main body 11, the second bottom blocks 13 are arranged in a front-back mode, two installation blocks 22 are arranged between the two second bottom blocks 13, a second notch 111 is further formed in the bottom of the right side of the fixed die main body 11, and the top of each installation block 22 is inserted into the second notch 111. The above structure facilitates alignment of the fixed mold assembly 10 and the movable mold assembly 20 when the molds are closed.
During die casting production, the parting blocks 31 are driven to move through a hydraulic oil cylinder and other structures, when the die is closed and the casting is carried out, the two parting blocks 31 both move towards the core column 14, and when the parting is carried out, the two parting blocks 31 move back to the core column 14. In some embodiments, in order to avoid the parting block 31 from being dislocated due to the expanding force during production and avoid the parting block 31 from being too close to the stem 14, a locking assembly 50 is further provided on the movable die main body 21.
Specifically, referring to fig. 6, the locking assemblies 50 are respectively disposed on the left and right sides of each parting block 31, the movable mold body 21 is provided with a slide 212 arranged in the front-back direction and communicating with the core-pulling channel, and a first guide slope 32 is disposed on a side of the parting block 31 facing away from the core column 14. The locking assembly 50 comprises a locking block 51, a cylinder support 52 and a locking cylinder 53, wherein the locking block 51 is slidably arranged on the slideway 212, the cylinder support 52 is arranged on the outer side of the movable mould main body 21, and the locking cylinder 53 is arranged on the cylinder support 52 and connected with the locking block 51. The end of the locking block 51 is provided with a second inclined guiding surface 511 which is in contact fit with the first inclined guiding surface 32. The vertical projection of each locking block 51 is in a T shape, and the locking block 51 can stop against the outer side wall of the movable mold body 21 when moving.
During production, the hydraulic oil cylinder drives the parting block 31 to move towards the core column 14, then the locking oil cylinder 53 drives the locking block 51 to move, the second guide inclined surface 511 is in contact fit with the first guide inclined surface 32 and pushes the first guide inclined surface 32, and the parting block 31 is driven to further move towards the core column 14 for fine adjustment. The parting block 31 can be locked through the locking assembly 50, the parting block 31 is reliably positioned, and the phenomenon that the parting block 31 retreats in the production process is avoided. By arranging the first inclined guide surface 32 and the second inclined guide surface 511, when the locking block 51 slides, the second inclined guide surface 511 is firstly contacted with the first inclined guide surface 32, and then the first inclined guide surface 32 is gradually pushed, so that the parting block 31 slowly moves towards the core column 14 to realize fine adjustment of the parting block 31 in place, the two parting blocks 31 are tightly contacted, a gap between the parting block 31 and the locking block 51 is avoided, and the locking block 51 and the parting block 31 can be matched more stably and reliably. In addition, the locking blocks 51 can stop against the outer side wall of the movable mold main body 21 when moving, so that excessive movement of one locking block 51 of the locking blocks caused by excessive stroke of the corresponding parting block 31 can be avoided, and the situation that two parting blocks 31 move and are dislocated relative to the movable mold main body 21 or even the parting blocks 31 are pushed against the core column 14 can be avoided.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. A die casting die for new forms of energy motor casing, characterized by, includes:
the right side of the fixed die assembly is provided with a pouring barrel which is communicated up and down, the bottom surface of the fixed die assembly is provided with a core column, a pouring runner positioned on the right side of the core column and a first slag ladle runner positioned on the left side of the core column, and the bottom surface of the pouring barrel is provided with a first notch communicated with the pouring runner and the inner cavity of the pouring barrel;
the movable mold component is arranged at the bottom of the fixed mold component and forms a core pulling channel which is communicated with the fixed mold component in a front-back mode in a surrounding mode, a pouring post is arranged on the right side of the movable mold component and is inserted into the pouring cylinder, a second slag ladle runner and a third slag ladle runner are arranged on the top surface of the movable mold component, the third slag ladle runner is communicated with the first slag ladle runner, and the second slag ladle runner is located on the bottom surface of the core pulling channel and is located on the left side of the core column;
the molding block assembly comprises two opposite-arranged molding blocks, the molding blocks are inserted into the core-pulling channel in a sliding mode, and the core column is located between the two molding blocks.
2. The die-casting die for the new energy motor shell is characterized in that the pouring runner comprises a main pouring gate, branch pouring gates and sprue channels, one end of the main pouring gate is communicated with the first notch, the branch pouring gates are arranged in two and are respectively arranged on the front side and the rear side of the main pouring gate, one ends of the two branch pouring gates are communicated with the other end of the main pouring gate, the sprue channels are arranged in a plurality of parallel core column arrangements, at least one sprue channel is communicated with one branch pouring gate, and the rest sprue channels are communicated with the other branch pouring gate.
3. The die-casting die for the new energy motor shell as claimed in claim 1, wherein the first ladle runner comprises a first ladle groove, a first ladle branch channel and a first ladle main channel, the first ladle groove is arranged in more than two parts and is arranged around the core column, each first ladle groove is communicated with one first ladle branch channel, and each first ladle runner is communicated with the first ladle main channel.
4. The die-casting die for the new energy motor shell as claimed in claim 3, wherein the first slag ladle runners are arranged in two and are arranged at intervals in the front-back direction, and the first slag ladle main runners of the two first slag ladle runners are communicated with the third slag ladle runner.
5. A die-casting mold for a new energy motor casing according to claim 1, 2, 3 or 4, wherein an end of the second tundish passage extends to a left side surface of the moving die assembly.
6. The die-casting mold for the new energy motor shell as claimed in claim 1, wherein the second ladle runner comprises second ladle grooves and second ladle main channels, the second ladle grooves are arranged in more than two numbers and are arranged around the core column, and the second ladle grooves are communicated with the second ladle main channels.
7. The die-casting die for the new energy motor shell is characterized in that the movable die assembly comprises a movable die main body and a mounting block, a mounting groove is formed in the top of the right side of the movable die main body, the mounting block is inserted into the mounting groove, and the pouring column is arranged on the top of the mounting block.
8. The die-casting die for the new energy motor shell as claimed in claim 7, wherein the fixed die assembly comprises a fixed die main body, a first bottom block and a second bottom block, the pouring cylinder is arranged on the right side of the fixed die main body, the first bottom block is arranged at the bottom of the left side of the fixed die main body, the second bottom block is arranged at the bottom of the right side of the fixed die main body, the two second bottom blocks are arranged in a front-back arrangement, and the mounting block is arranged between the two second bottom blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122116704.3U CN215544824U (en) | 2021-09-03 | 2021-09-03 | A die casting die for new forms of energy motor casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122116704.3U CN215544824U (en) | 2021-09-03 | 2021-09-03 | A die casting die for new forms of energy motor casing |
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| Publication Number | Publication Date |
|---|---|
| CN215544824U true CN215544824U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122116704.3U Active CN215544824U (en) | 2021-09-03 | 2021-09-03 | A die casting die for new forms of energy motor casing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101625A (en) * | 2022-01-26 | 2022-03-01 | 浙江华朔科技股份有限公司 | Die-casting die for motor shell and production method of motor shell |
-
2021
- 2021-09-03 CN CN202122116704.3U patent/CN215544824U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101625A (en) * | 2022-01-26 | 2022-03-01 | 浙江华朔科技股份有限公司 | Die-casting die for motor shell and production method of motor shell |
| CN114101625B (en) * | 2022-01-26 | 2022-05-27 | 浙江华朔科技股份有限公司 | Die-casting die for motor shell and production method of motor shell |
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