CN211101608U - Multi-ejector-rod quick demoulding tool for motor end cover - Google Patents
Multi-ejector-rod quick demoulding tool for motor end cover Download PDFInfo
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- CN211101608U CN211101608U CN201921991757.6U CN201921991757U CN211101608U CN 211101608 U CN211101608 U CN 211101608U CN 201921991757 U CN201921991757 U CN 201921991757U CN 211101608 U CN211101608 U CN 211101608U
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Abstract
The utility model discloses a many ejector pins take off mould soon for motor end cover, include: the die is provided with a bottom plate, a die leg, a movable die frame and a fixed die frame from bottom to top at one time, a movable die core is embedded in the center of the movable die frame, a cavity insert is arranged in the movable die core, a fixed die core is arranged in the center of the fixed die frame, an ejector pin fixing plate is arranged on the inner side of the die leg, an ejector pin plate is arranged at the top of the ejector pin fixing plate, an ejector pin is arranged on the ejector pin plate, and a die; the device also comprises a shunt; on one hand, the structure of multiple thimbles is utilized, so that the die opening stress is increased and averaged, the die opening speed is high, the finished products are less in adhesion, the quality of the finished products is high, and the defective rate is low; on the other hand, the mold cavity is split by using the insert, the split mold is separated from the main body of the mold by the part which is most easily adhered, once the mold cannot be used, the problem can be solved by replacing the insert, the service life of the whole mold is prolonged, and the production cost is reduced.
Description
Technical Field
The utility model belongs to metal injection molding mould field, in particular to many ejector pins take off mould soon for motor end cover.
Background
With the development of industry, the production process of various metal products is developed towards precision and high-end, and with the complexity of the structure of alloy parts, the mold technology begins to be fully penetrated into the metal manufacturing industry, the mold technology is one of the important marks for measuring the manufacturing level of a national product, and the quality of the mold determines the level of the whole metal manufacturing industry. Although the manufacture and use of molds have been started in China for a long time, industries with high technical content have not been formed for a long time. Until the later 10 th century, with the progress of science and technology, the mold industry has entered into a rapid development track with high repeated attention and support from the state institute and related national departments.
In China, the metal forming die has great progress in both quantity and quality, technology, capability and the like, but has great gap compared with the national economic development requirement and the world advanced level. A large number of large, precise, complex and long-life middle-high grade metal forming dies still need to be imported every year. Most of the existing molds have the problem of difficult mold opening, the mold opening speed is low, adhesion residue is easily caused, the service life of the mold is short, the molding probability of a molded part is influenced, the mold molding speed is low, and the processing efficiency is low. Therefore, the application improves and innovates the mould with respect to the above problems.
The existing mould mainly has the following problems:
1. most of the existing molds have the problem of difficult mold opening, the mold opening speed is slow, adhesive residues are easily formed, the quality of finished products is low, the molds are easily scrapped, and the production cost is greatly increased.
2. Most of the existing dies have the problems of low forming speed, slow cooling and low processing efficiency.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects, the utility model aims to provide a multi-ejector-pin quick-release mold for a motor end cover, which utilizes a multi-ejector-pin structure to increase and average mold opening stress on one hand, and has the advantages of high mold opening speed, less adhesion of finished products, high quality of finished products and low defective rate; on the other hand, the mold cavity is split by using the insert, the split mold is separated from the main body of the mold by the part which is most easily adhered, once the mold cannot be used, the problem can be solved by replacing the insert, the service life of the whole mold is prolonged, and the production cost is reduced.
The technical scheme is as follows: in order to realize the above-mentioned purpose, the utility model provides a many ejector pins take off mould soon for motor end cover, include: the die comprises a base plate, die legs, an ejector pin fixing plate, an ejector pin plate, ejector pins, die carrier support columns, a movable die carrier, a movable die core, a die cavity insert, a fixed die carrier and a fixed die core, wherein the die legs are arranged on two sides of the base plate, the movable die carrier is arranged at the top of the die legs, the movable die core is embedded in the center of the movable die carrier, the die cavity insert is arranged in the movable die core, the fixed die carrier is arranged at the top of the movable die carrier, the fixed die core is arranged at the center of the fixed die carrier and arranged at the top of the movable die core, the ejector pin fixing plate is arranged on the base plate, the ejector pin plate is arranged at the top of the ejector pin fixing plate, the ejector pins are arranged on the ejector pin plate and penetrate through the die carrier and the die cavity insert, the, the die carrier support column penetrates into the movable die carrier.
The die in the utility model, on one hand, the die opening stress is increased and averaged by using the structure with a plurality of thimbles, the die opening speed is high, the finished products are less in adhesion, the quality of the finished products is high, and the defective rate is low; on the other hand, the mold cavity is split by using the insert, the split mold is separated from the main body of the mold by the part which is most easily adhered, once the mold cannot be used, the problem can be solved by replacing the insert, the service life of the whole mold is prolonged, and the production cost is reduced.
The utility model discloses in movable mould benevolence include movable mould base plate, reposition of redundant personnel sub-positioning mechanism, subchannel, mould cavity, cinder ladle and air discharge duct, movable mould base plate one side is provided with reposition of redundant personnel sub-positioning mechanism, reposition of redundant personnel sub-positioning mechanism one end is connected with the subchannel input, the subchannel output is connected with mould cavity, one side that the subchannel was kept away from to mould cavity is provided with cinder ladle input, cinder ladle output is connected with the air discharge duct, the movable mould base plate is worn out to the air discharge duct.
The utility model discloses in the setting of movable mould benevolence, it is through reposition of redundant personnel son of reposition of redundant personnel sub-positioning mechanism location, collects the loose material of cold burden and air density through the sediment package, discharges the intracavity air through the air discharge duct, has improved the practicality of mould.
The utility model discloses in the air discharge duct input connect the sediment package, the air discharge duct output sets up in movable mould base plate surface, air discharge duct input sectional area is greater than air discharge duct output sectional area.
The utility model discloses in the setting of air discharge duct utilizes the change of sectional area to reduce the leakage of slag charge on the one hand, has avoided the mould to receive the slag charge to influence the die sinking, and on the other hand can produce the negative pressure through the air when the die sinking, forms reaction force, makes things convenient for the separation of work piece and slag charge.
The utility model discloses in the inside water route that is provided with of movable mould base plate, the water route is that frame construction is unlikely to movable mould base plate edge, the inside cooling water that flows that is provided with in water route.
The utility model discloses in the setting in water route through water route cooling mould, reaches cold and hot balance, has improved the practicality of mould.
The utility model discloses in movable mould benevolence on be provided with the reposition of redundant personnel son, the reposition of redundant personnel son includes runner cover, water jacket and reposition of redundant personnel seat, the runner cover sets up on the cover half die carrier, the runner cover runs through the cover half die carrier, the runner cover penetrates in the movable mould die carrier, the runner cover outside is provided with the water jacket, runner cover surface is located to the water jacket cover, the one end that the runner cover is close to the movable mould carrier is provided with the reposition of redundant personnel seat, the inside slow flow passageway that is provided with of reposition of redundant personnel seat, slow flow channel connection movable mould benevolence, reposition of redundant personnel seat edge and runner cover fixed seal, the reposition of redundant personnel seat gos deep into the runner cover, reposition of redundant personnel seat bottom is provided with the.
The utility model discloses in the setting of reposition of redundant personnel son, it can pass through the injection moulding process effectively, slows down the flow velocity of injection medium to the bubble problem that the shaping speed produced at the excessive speed has been solved, the finished product quality is high.
The utility model discloses in the sprue bush surface be provided with the ring form arch, the ring form arch forms the cavity with the water jacket contact.
The utility model discloses in the setting of runner cover, it is through at the runner cover outside vacuole formation, can be through the fluid temperature that flows in the change cavity, and the inside temperature of control runner cover increases the controllability that the mould adds man-hour, improves the finished product quality.
The utility model discloses in the die cavity mold insert include mold insert basal portion and die cavity border, the mold insert basal portion is cylindrically, mold insert basal portion and the cooperation of movable mould benevolence, mold insert basal portion top is provided with die cavity border, be provided with the cross recess on the die cavity border, the cross recess edge is provided with the through-hole, be provided with the thimble in the through-hole, the cross recess center is provided with cylindrical lug.
The utility model discloses in the remaining problem of casting moulding can be solved through changing the mold insert to the setting of die cavity mold insert on the one hand, has improved the life of mould, and on the other hand has also made things convenient for the thimble die sinking.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:
1. the utility model discloses in a many ejector pins fast take off mould for motor end cover, its structure that utilizes many thimbles, the increase has averaged the die sinking stress, the die sinking is fast, the finished product is glutinous even less, the finished product high quality, the defective percentage is low.
2. The utility model discloses in a many ejector pins take off mould soon for motor end cover, it uses the mold insert split die cavity, to open the mould be the most easy glutinous part and the separation of mould main part even, in case the mould can't be used, can solve through changing the mold insert, improved the holistic life of mould, reduced manufacturing cost.
3. The utility model discloses in a many ejector pins take off mould soon for motor end cover, it is through reposition of redundant personnel sub-positioning mechanism location reposition of redundant personnel son, collect cold charge and the loose material of air density through the cinder ladle, discharge the intracavity air through the air discharge duct, through water route cooling mould, reach cold and hot balance, improved the practicality of mould.
4. The utility model discloses in a many ejector pins fast take off mould for motor end cover, its air discharge duct that reduces through the foundry goods utilizes the change of sectional area to reduce the leakage of slag charge on the one hand, has avoided the mould to receive the slag charge and has influenced the die sinking, on the other hand can produce the negative pressure through the air when the die sinking, forms reaction force, makes things convenient for the separation of work piece and slag charge.
Drawings
FIG. 1 is a schematic sectional view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of another overall structure of the present invention;
FIG. 3 is a schematic structural view of a movable mold insert of the present invention;
FIG. 4 is a schematic structural view of the splitter of the present invention;
FIG. 5 is a schematic structural view of the cavity insert of the present invention;
in the figure: the casting mold comprises a bottom plate-1, mold feet-2, an ejector pin fixing plate-3, an ejector pin plate-4, an ejector pin-5, a mold frame supporting column-6, a movable mold frame-7, a movable mold core-8, a movable mold base plate-81, a splitter positioning mechanism-82, a splitter passage-83, a mold cavity-84, a slag ladle-85, an exhaust duct-86, a water channel-87, a mold cavity insert-9, an insert base-91, a mold cavity boundary-92, a fixed mold frame-10, a fixed mold core-11, a splitter-12, a sprue bush-121, a water jacket-122 and a splitter seat-123.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Example 1
A multi-pin quick release mold for a motor end cap as shown in fig. 1-5, comprising: the mould comprises a base plate 1, mould feet 2, a thimble fixing plate 3, an ejector pin plate 4, thimbles 5, mould frame support columns 6, a movable mould frame 7, a movable mould core 8, a mould cavity insert 9, a fixed mould frame 10 and a fixed mould core 11, wherein the mould feet 2 are arranged on two sides of the base plate 1, the movable mould frame 7 is arranged on the top of the mould feet 2, the movable mould core 8 is embedded in the center of the movable mould frame 7, the mould cavity insert 9 is arranged in the movable mould core 8, the fixed mould frame 10 is arranged on the top of the movable mould frame 7, the fixed mould core 11 is arranged in the center of the fixed mould frame 10, the fixed mould core 11 is arranged on the top of the movable mould core 8, the thimble fixing plate 3 is arranged on the base plate 1, the thimble plate 4 is arranged on the thimble plate 4, and a plurality of, the ejector pin 5 penetrates through the movable mould base 7 and the cavity insert 8, a mould base support column 6 is arranged on the bottom plate 1, the mould base support column 6 penetrates through the ejector pin fixing plate 3 and the ejector pin plate 4, and the mould base support column 6 penetrates into the movable mould base 7.
In this embodiment, the movable mold core 8 includes a movable mold base plate 81, a shunt positioning mechanism 82, a shunt channel 83, a mold cavity 84, a slag ladle 85 and an exhaust groove 86, the movable mold base plate 81 one side is provided with the shunt positioning mechanism 82, the shunt positioning mechanism 82 one end is connected with the shunt channel 83 input end, the shunt channel 83 output end is connected with the mold cavity 84, one side of the mold cavity 84 far away from the shunt channel 83 is provided with a slag ladle 85 input end, the slag ladle 85 output end is connected with the exhaust groove 86, and the exhaust groove 86 penetrates out of the movable mold base plate 81.
In this embodiment, an input end of the exhaust groove 86 is connected to the slag ladle 85, an output end of the exhaust groove 86 is disposed on an outer surface of the movable mold base plate 81, and a sectional area of the input end of the exhaust groove 86 is larger than a sectional area of the output end of the exhaust groove 86.
In this embodiment, the inside of the movable mold base plate 81 is provided with a water passage 87, the water passage 87 is in a frame structure and is not close to the edge of the movable mold base plate 81, and the inside of the water passage 87 is provided with flowing cooling water.
In this embodiment the movable mould benevolence 8 on be provided with reposition of redundant personnel son 12, reposition of redundant personnel son 12 includes runner cover 121, water jacket 122 and reposition of redundant personnel seat 123, runner cover 121 sets up on cover half die carrier 10, runner cover 121 runs through cover half die carrier 10, runner cover 121 penetrates in movable mould die carrier 7, the runner cover 121 outside is provided with water jacket 122, runner cover 121 surface is located to water jacket 122 cover, the one end that runner cover 121 is close to movable mould die carrier 7 is provided with reposition of redundant personnel seat 123, reposition of redundant personnel seat 123 inside is provided with the passageway that slows down, it connects movable mould benevolence 8 to slow down the passageway, reposition of redundant personnel seat 123 edge and runner cover 121 fixed seal, reposition of redundant personnel seat 123 gos deep into runner cover 121, reposition of redundant personnel seat 123 bottom is provided with the perforation, the perforation runs through reposition of redundant personnel seat 123.
The outer surface of the sprue bush 121 in this embodiment is provided with an annular protrusion, and the annular protrusion is in contact with the water jacket 122 to form a cavity.
The cavity insert 9 in this embodiment includes an insert base 91 and a cavity boundary 92, where the insert base 91 is cylindrical, the insert base 91 is matched with the moving mold core 8, the cavity boundary 92 is provided on the top of the insert base 91, a cross groove is provided on the cavity boundary 92, a through hole is provided on the edge of the cross groove, an ejector pin is provided in the through hole, and a cylindrical protrusion is provided in the center of the cross groove.
Example 2
A multi-pin quick release mold for a motor end cap as shown in fig. 1 and 3, comprising: the mould comprises a base plate 1, mould feet 2, a thimble fixing plate 3, an ejector pin plate 4, thimbles 5, mould frame support columns 6, a movable mould frame 7, a movable mould core 8, a mould cavity insert 9, a fixed mould frame 10 and a fixed mould core 11, wherein the mould feet 2 are arranged on two sides of the base plate 1, the movable mould frame 7 is arranged on the top of the mould feet 2, the movable mould core 8 is embedded in the center of the movable mould frame 7, the mould cavity insert 9 is arranged in the movable mould core 8, the fixed mould frame 10 is arranged on the top of the movable mould frame 7, the fixed mould core 11 is arranged in the center of the fixed mould frame 10, the fixed mould core 11 is arranged on the top of the movable mould core 8, the thimble fixing plate 3 is arranged on the base plate 1, the thimble plate 4 is arranged on the thimble plate 4, and a plurality of, the ejector pin 5 penetrates through the movable mould base 7 and the cavity insert 8, a mould base support column 6 is arranged on the bottom plate 1, the mould base support column 6 penetrates through the ejector pin fixing plate 3 and the ejector pin plate 4, and the mould base support column 6 penetrates into the movable mould base 7.
In this embodiment, the movable mold core 8 includes a movable mold base plate 81, a shunt positioning mechanism 82, a shunt channel 83, a mold cavity 84, a slag ladle 85 and an exhaust groove 86, the movable mold base plate 81 one side is provided with the shunt positioning mechanism 82, the shunt positioning mechanism 82 one end is connected with the shunt channel 83 input end, the shunt channel 83 output end is connected with the mold cavity 84, one side of the mold cavity 84 far away from the shunt channel 83 is provided with a slag ladle 85 input end, the slag ladle 85 output end is connected with the exhaust groove 86, and the exhaust groove 86 penetrates out of the movable mold base plate 81.
In this embodiment, an input end of the exhaust groove 86 is connected to the slag ladle 85, an output end of the exhaust groove 86 is disposed on an outer surface of the movable mold base plate 81, and a sectional area of the input end of the exhaust groove 86 is larger than a sectional area of the output end of the exhaust groove 86.
In this embodiment, the inside of the movable mold base plate 81 is provided with a water passage 87, the water passage 87 is in a frame structure and is not close to the edge of the movable mold base plate 81, and the inside of the water passage 87 is provided with flowing cooling water.
Example 3
A multi-pin quick release mold for a motor end cap as shown in fig. 1 and 4, comprising: the mould comprises a base plate 1, mould feet 2, a thimble fixing plate 3, an ejector pin plate 4, thimbles 5, mould frame support columns 6, a movable mould frame 7, a movable mould core 8, a mould cavity insert 9, a fixed mould frame 10 and a fixed mould core 11, wherein the mould feet 2 are arranged on two sides of the base plate 1, the movable mould frame 7 is arranged on the top of the mould feet 2, the movable mould core 8 is embedded in the center of the movable mould frame 7, the mould cavity insert 9 is arranged in the movable mould core 8, the fixed mould frame 10 is arranged on the top of the movable mould frame 7, the fixed mould core 11 is arranged in the center of the fixed mould frame 10, the fixed mould core 11 is arranged on the top of the movable mould core 8, the thimble fixing plate 3 is arranged on the base plate 1, the thimble plate 4 is arranged on the thimble plate 4, and a plurality of, the ejector pin 5 penetrates through the movable mould base 7 and the cavity insert 8, a mould base support column 6 is arranged on the bottom plate 1, the mould base support column 6 penetrates through the ejector pin fixing plate 3 and the ejector pin plate 4, and the mould base support column 6 penetrates into the movable mould base 7.
In this embodiment the movable mould benevolence 8 on be provided with reposition of redundant personnel son 12, reposition of redundant personnel son 12 includes runner cover 121, water jacket 122 and reposition of redundant personnel seat 123, runner cover 121 sets up on cover half die carrier 10, runner cover 121 runs through cover half die carrier 10, runner cover 121 penetrates in movable mould die carrier 7, the runner cover 121 outside is provided with water jacket 122, runner cover 121 surface is located to water jacket 122 cover, the one end that runner cover 121 is close to movable mould die carrier 7 is provided with reposition of redundant personnel seat 123, reposition of redundant personnel seat 123 inside is provided with the passageway that slows down, it connects movable mould benevolence 8 to slow down the passageway, reposition of redundant personnel seat 123 edge and runner cover 121 fixed seal, reposition of redundant personnel seat 123 gos deep into runner cover 121, reposition of redundant personnel seat 123 bottom is provided with the perforation, the perforation runs through reposition of redundant personnel seat 123.
The outer surface of the sprue bush 121 in this embodiment is provided with an annular protrusion, and the annular protrusion is in contact with the water jacket 122 to form a cavity.
Example 4
A multi-pin quick release mold for a motor end cap as shown in fig. 1 and 5, comprising: the mould comprises a base plate 1, mould feet 2, a thimble fixing plate 3, an ejector pin plate 4, thimbles 5, mould frame support columns 6, a movable mould frame 7, a movable mould core 8, a mould cavity insert 9, a fixed mould frame 10 and a fixed mould core 11, wherein the mould feet 2 are arranged on two sides of the base plate 1, the movable mould frame 7 is arranged on the top of the mould feet 2, the movable mould core 8 is embedded in the center of the movable mould frame 7, the mould cavity insert 9 is arranged in the movable mould core 8, the fixed mould frame 10 is arranged on the top of the movable mould frame 7, the fixed mould core 11 is arranged in the center of the fixed mould frame 10, the fixed mould core 11 is arranged on the top of the movable mould core 8, the thimble fixing plate 3 is arranged on the base plate 1, the thimble plate 4 is arranged on the thimble plate 4, and a plurality of, the ejector pin 5 penetrates through the movable mould base 7 and the cavity insert 8, a mould base support column 6 is arranged on the bottom plate 1, the mould base support column 6 penetrates through the ejector pin fixing plate 3 and the ejector pin plate 4, and the mould base support column 6 penetrates into the movable mould base 7.
The cavity insert 9 in this embodiment includes an insert base 91 and a cavity boundary 92, where the insert base 91 is cylindrical, the insert base 91 is matched with the moving mold core 8, the cavity boundary 92 is provided on the top of the insert base 91, a cross groove is provided on the cavity boundary 92, a through hole is provided on the edge of the cross groove, an ejector pin is provided in the through hole, and a cylindrical protrusion is provided in the center of the cross groove.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a many ejector pins take off mould soon for motor end cover which characterized in that: the method comprises the following steps: the mould comprises a base plate (1), mould feet (2), a thimble fixing plate (3), an ejector plate (4), a thimble (5), a mould frame supporting column (6), a movable mould frame (7), a movable mould core (8), a cavity insert (9), a fixed mould frame (10) and a fixed mould core (11), wherein the mould feet (2) are arranged on two sides of the base plate (1), the movable mould frame (7) is arranged at the top of the mould feet (2), the movable mould core (8) is embedded in the center of the movable mould frame (7), the cavity insert (9) is arranged in the movable mould core (8), the fixed mould frame (10) is arranged at the top of the movable mould frame (7), the fixed mould core (11) is arranged at the center of the fixed mould frame (10), the fixed mould core (11) is arranged at the top of the movable mould core (8), the thimble fixing plate (3) is arranged on the inner side of, thimble fixed plate (3) top is provided with thimble board (4), be provided with thimble (5) on thimble board (4), thimble (5) are provided with a plurality ofly, thimble (5) run through movable mould die carrier (7) and die cavity mold insert (9), be provided with die carrier support column (6) on bottom plate (1), thimble fixed plate (3) and thimble board (4) are run through in die carrier support column (6), die carrier support column (6) penetrate in movable mould die carrier (7).
2. The multi-ejector-rod quick-release die for the motor end cover according to claim 1, wherein: moving die mould benevolence (8) including moving die base plate (81), reposition of redundant personnel sub-positioning mechanism (82), subchannel (83), mould die cavity (84), sediment package (85) and air discharge duct (86), moving die base plate (81) one side is provided with reposition of redundant personnel sub-positioning mechanism (82), reposition of redundant personnel sub-positioning mechanism (82) one end is connected with subchannel (83) input, subchannel (83) output is connected with mould die cavity (84), one side that subchannel (83) were kept away from in mould die cavity (84) is provided with sediment package (85) input, sediment package (85) output is connected with air discharge duct (86), air discharge duct (86) are worn out moving die base plate (81).
3. The multi-ejector-rod quick-release die for the motor end cover as claimed in claim 2, wherein: the input end of the exhaust groove (86) is connected with the slag ladle (85), the output end of the exhaust groove (86) is arranged on the outer surface of the movable mold base plate (81), and the sectional area of the input end of the exhaust groove (86) is larger than that of the output end of the exhaust groove (86).
4. The multi-ejector-rod quick-release die for the motor end cover as claimed in claim 2, wherein: the movable mould base plate (81) inside be provided with water route (87), water route (87) are the frame construction and do not can be more than movable mould base plate (81) edge, water route (87) inside is provided with the cooling water that flows.
5. The multi-ejector-rod quick-release die for the motor end cover according to claim 1, wherein: the movable mould core (8) is provided with a shunt (12), the shunt (12) comprises a sprue bush (121), a water jacket (122) and a shunt seat (123), the sprue bush (121) is arranged on a fixed mould base (10), the sprue bush (121) penetrates through the fixed mould base (10), the sprue bush (121) penetrates into the movable mould base (7), the water jacket (122) is arranged on the outer side of the sprue bush (121), the water jacket (122) is sleeved on the outer surface of the sprue bush (121), the shunt seat (123) is arranged at one end of the sprue bush (121) close to the movable mould base (7), a slow flow channel is arranged inside the shunt seat (123), the slow flow channel is connected with the movable mould core (8), the edge of the shunt seat (123) is fixedly sealed with the sprue bush (121), the shunt seat (123) penetrates into the sprue bush (121), and a through hole is arranged at the bottom of the shunt seat (123), the through hole penetrates through the shunt base (123).
6. The multi-ejector-rod quick-release die for the motor end cover as claimed in claim 5, wherein: the outer surface of the sprue bush (121) is provided with a circular bulge, and the circular bulge is in contact with the water jacket (122) to form a cavity.
7. The multi-ejector-rod quick-release die for the motor end cover according to claim 1, wherein: the die cavity insert (9) comprises an insert base (91) and a die cavity boundary (92), wherein the insert base (91) is cylindrical, the insert base (91) is matched with the moving die core (8), the die cavity boundary (92) is arranged at the top of the insert base (91), a cross groove is formed in the die cavity boundary (92), a through hole is formed in the edge of the cross groove, an ejector pin is arranged in the through hole, and a cylindrical protruding block is arranged at the center of the cross groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921991757.6U CN211101608U (en) | 2019-11-18 | 2019-11-18 | Multi-ejector-rod quick demoulding tool for motor end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921991757.6U CN211101608U (en) | 2019-11-18 | 2019-11-18 | Multi-ejector-rod quick demoulding tool for motor end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211101608U true CN211101608U (en) | 2020-07-28 |
Family
ID=71723510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921991757.6U Active CN211101608U (en) | 2019-11-18 | 2019-11-18 | Multi-ejector-rod quick demoulding tool for motor end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211101608U (en) |
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2019
- 2019-11-18 CN CN201921991757.6U patent/CN211101608U/en active Active
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