CN111558694A - Die capable of being quickly positioned and preventing looseness for casting engine cylinder head - Google Patents
Die capable of being quickly positioned and preventing looseness for casting engine cylinder head Download PDFInfo
- Publication number
- CN111558694A CN111558694A CN202010425904.4A CN202010425904A CN111558694A CN 111558694 A CN111558694 A CN 111558694A CN 202010425904 A CN202010425904 A CN 202010425904A CN 111558694 A CN111558694 A CN 111558694A
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- CN
- China
- Prior art keywords
- cylinder head
- engine cylinder
- casting
- fixedly connected
- connecting pipe
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- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/062—Mechanisms for locking or opening moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/065—Cooling or heating equipment for moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D33/00—Equipment for handling moulds
- B22D33/04—Bringing together or separating moulds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a die capable of being quickly positioned and preventing looseness for casting an engine cylinder head, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a fixed die body, a movable die body is positioned right above the fixed die body, the top of the movable die body is provided with a connecting pipe, the left side and the right side of the surface of the connecting pipe are both provided with chutes, the inside of the connecting pipe is connected with a material injection pipe in a sliding manner, the surface of the material injection pipe is provided with an arc groove, the surface of the connecting pipe is connected with a screw sleeve in a threaded manner, the surface of the screw sleeve is fixedly connected with a rotating wheel, and the inside of each. The invention can avoid the rotation or the looseness of the material injection pipe, and solves the problems that the prior casting mold is difficult to quickly and accurately position when being connected and fixed with an injection molding machine, so that a gap is easily formed between the mold and the injection molding machine, and the cast engine cylinder head has convex marks, thereby influencing the qualification rate of the engine cylinder head.
Description
Technical Field
The invention relates to the technical field of production of engine cylinder heads, in particular to a die capable of being quickly positioned and preventing loosening for casting an engine cylinder head.
Background
The generator is a mechanical device which converts other forms of energy into electric energy, is driven by a water turbine, a steam turbine, a diesel engine or other power machines, converts energy generated by water flow, air flow, fuel combustion or atomic fission into mechanical energy to be transmitted to the generator, and then converts the mechanical energy into electric energy.
The engine cylinder head is generally manufactured by casting through a mold, but the existing casting mold is difficult to quickly and accurately position when being connected and fixed with an injection molding machine, so that a gap is easily formed between the mold and the injection molding machine, the cast and molded engine cylinder head has convex marks, and the qualification rate of the engine cylinder head is influenced.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a mold capable of being quickly positioned and preventing looseness for casting an engine cylinder head, which has the advantage of facilitating the positioning connection of a casting mold and an injection molding machine, and solves the problems that the existing casting mold is difficult to quickly and accurately position when being connected and fixed with the injection molding machine, a gap is easily formed between the mold and the injection molding machine, a cast and formed engine cylinder head has a convex mark, and the qualification rate of the engine cylinder head is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an engine cylinder head casting is with mould that can fix a position fast and can prevent not hard up, comprising a base plate, the top fixedly connected with cover half body of bottom plate, the movable mould body is located directly over the cover half body, the top of movable mould body is provided with the connecting pipe, the chute has all been seted up on the left side and the right side on connecting pipe surface, the inside sliding connection of connecting pipe has the notes material pipe, annotate the surface of material pipe and seted up the arc groove, the surface screw thread of connecting pipe is connected with the swivel nut, the fixed surface of swivel nut is connected with the runner, the inside sliding connection of chute has the location ball, the inboard of location ball runs through the connecting pipe and extends to the inside of arc groove, the location ball is kept away from one side of arc groove and the inner wall contact of swivel nut, the bottom of bottom plate is provided.
Preferably, the cooling mechanism comprises a connecting plate, the connecting plate is fixedly connected to the bottom of the bottom plate, a ventilation groove is formed in the top of the connecting plate, and a heat dissipation fan is fixedly connected inside the ventilation groove.
Preferably, the positioning mechanism comprises guide rods, the guide rods are fixedly connected to four corners of the top of the bottom plate, the top ends of the guide rods penetrate through the movable mold body and extend to the top of the movable mold body, the movable mold body is connected with the guide rods in a sliding manner, hydraulic cylinders located on the inner sides of the guide rods are fixedly connected to the left side and the right side of the top of the bottom plate, the output ends of the hydraulic cylinders are fixedly connected with the bottom of the movable mold body, and nuts located on the top of the movable mold body are in threaded connection with the surface of the guide rods.
Preferably, the top and the bottom of the connecting plate are fixedly connected with filter screens, the filter screens are positioned on the outer sides of the ventilating slots, the filter screens are manufactured by mutually laminating a transverse steel wire rope and a longitudinal steel wire rope, and the pore diameter of each filter screen is smaller than one millimeter.
Preferably, the front surface and the back surface of the fixed die body are both fixedly connected with vertical plates, the vertical plates are sleeved on the surfaces of the guide rods, and the vertical plates are fixedly connected with the guide rods.
Preferably, the left side and the right side of the surface of the connecting pipe are both provided with a sliding groove, the top of the sliding groove is communicated with the bottom of the sliding groove, and the sliding groove is positioned on the inner side of the threaded sleeve.
Preferably, the surface of the connecting pipe is fixedly connected with a limiting ring, a bolt is arranged at the top of the limiting ring, the bottom end of the bolt sequentially penetrates through the limiting ring and the movable die body and extends into the movable die body, the bolt is in threaded connection with the movable die body, the number of the bolts is four, and the bolts are arranged in a surrounding manner by taking the axis of the limiting ring as the axis.
Preferably, the bottom of the limiting ring is fixedly connected with a pressure spring sleeved on the surface of the bolt, and one side of the pressure spring, which is far away from the limiting ring, is in contact with the top of the movable mold body.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the material injection pipe is inserted into the connecting pipe, then the screw sleeve is rotated through the rotating wheel, the screw sleeve moves upwards and pushes the positioning ball to move from the inside of the chute to the inside of the chute, in the continuous moving process of the screw sleeve, the screw sleeve extrudes the positioning ball through the inclined surface of the inner wall to enable the positioning ball to penetrate through the connecting pipe and move to the inside of the arc groove, when the screw sleeve moves to the maximum stroke and the positioning ball is completely contacted with the arc groove, the positioning connection of the material injection pipe is completed, the material injection pipe can be prevented from rotating or loosening, and the problems that the gap is difficult to quickly and accurately position when the existing casting mold is fixedly connected with an injection molding machine, the gap is easily formed between the mold and the injection molding machine, the convex mark is formed on the engine cylinder head, and.
2. According to the invention, the connecting plate, the ventilation groove and the heat dissipation fan are arranged, so that the fixed die body can be cooled, the solidification efficiency of the cylinder head casting can be improved, and the rapid production of large-batch casting is facilitated.
3. The movable die body can be guided by arranging the guide rod and the nut, the movable die body is prevented from inclining in the moving process, and the hydraulic cylinder is arranged to replace the conventional screw rod transmission mode, so that the situation that the screw rod slides after being used for a long time is avoided.
4. According to the invention, the filter screen is arranged, so that dust generated in air circulation can be filtered, the dust can be prevented from being adsorbed on the surface of the heat dissipation fan, and the operation steps that a user needs to clean the heat dissipation fan regularly are saved.
5. According to the invention, the vertical plate is arranged, so that the guide rod can be supported, the contact area between the guide rod and the bottom plate can be increased, and the guide rod is prevented from being loosened and broken at the joint of the guide rod and the bottom plate due to overhigh bearing.
6. The positioning ball can be limited by arranging the sliding groove, so that the positioning ball is prevented from deviating in the moving process, and the positioning ball cannot move into the inclined groove when being reset.
7. The connecting pipe is convenient to mount by a user through the limiting ring and the bolt, and compared with a welding mounting mode, the connecting pipe is convenient to disassemble and maintain by the user.
8. According to the invention, the pressure spring is arranged, so that the effect of supporting the limiting ring can be achieved, the influence of external vibration on the limiting ring is reduced, the stability of the limiting ring can be improved, and the effect of damping and buffering can be achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a front view structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic sectional front view of a partial structure of the present invention;
FIG. 5 is a perspective view of a portion of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. a base plate; 2. the fixed die body; 3. a movable mold body; 4. a connecting pipe; 5. a chute; 6. a material injection pipe; 7. an arc groove; 8. a threaded sleeve; 9. a rotating wheel; 10. a positioning ball; 11. a cooling mechanism; 111. a connecting plate; 112. a ventilation slot; 113. a heat dissipation fan; 12. a positioning mechanism; 121. a guide bar; 122. a hydraulic cylinder; 123. a nut; 13. filtering with a screen; 14. a vertical plate; 15. a chute; 16. a limiting ring; 17. a bolt; 18. and (5) pressing a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the die capable of being quickly positioned and preventing loosening for casting the engine cylinder head provided by the invention comprises a bottom plate 1, a fixed die body 2 is fixedly connected to the top of the bottom plate 1, a movable die body 3 is positioned right above the fixed die body 2, a connecting pipe 4 is arranged on the top of the movable die body 3, chutes 5 are respectively arranged on the left side and the right side of the surface of the connecting pipe 4, a material injection pipe 6 is slidably connected to the inside of the connecting pipe 4, an arc groove 7 is arranged on the surface of the material injection pipe 6, a threaded sleeve 8 is connected to the surface of the connecting pipe 4, a rotating wheel 9 is fixedly connected to the surface of the threaded sleeve 8, a positioning ball 10 is slidably connected to the inside of the chute 5, the inner side of the positioning ball 10 penetrates through the connecting pipe 4 and extends to the inside of the arc groove 7, one side of the positioning ball 10, which is far away from the arc groove 7.
Referring to fig. 2, the cooling mechanism 11 includes a connection plate 111, the connection plate 111 is fixedly connected to the bottom of the base plate 1, a ventilation slot 112 is formed in the top of the connection plate 111, and a heat dissipation fan 113 is fixedly connected to the inside of the ventilation slot 112.
As a technical optimization scheme of the invention, the connecting plate 111, the ventilation groove 112 and the heat dissipation fan 113 are arranged, so that the fixed die body 2 can be cooled, the solidification efficiency of the cylinder head casting can be improved, and the rapid production of large-batch casting is facilitated.
Referring to fig. 1, the positioning mechanism 12 includes a guide rod 121, the guide rod 121 is fixedly connected to four corners of the top of the bottom plate 1, the top end of the guide rod 121 penetrates through the movable mold body 3 and extends to the top of the movable mold body 3, the movable mold body 3 is slidably connected to the guide rod 121, a hydraulic cylinder 122 located inside the guide rod 121 is fixedly connected to the left side and the right side of the top of the bottom plate 1, an output end of the hydraulic cylinder 122 is fixedly connected to the bottom of the movable mold body 3, and a nut 123 located at the top of the movable mold body 3 is connected to.
As a technical optimization scheme of the invention, the guide rod 121 and the nut 123 are arranged, so that the movable die body 3 can be guided, the movable die body 3 is prevented from inclining in the moving process, and the hydraulic cylinder 122 is arranged, so that the conventional screw rod transmission mode can be replaced, and the situation that the screw rod slides after being used for a long time is avoided.
Referring to fig. 2, a filter screen 13 is fixedly connected to both the top and the bottom of the connecting plate 111, the filter screen 13 is located outside the ventilation slot 112, the filter screen 13 is made by laminating a transverse steel wire rope and a longitudinal steel wire rope, and the aperture of the filter screen 13 is less than one millimeter.
As a technical optimization scheme of the present invention, by providing the filter screen 13, dust generated during air circulation can be filtered, so that the dust is prevented from being adsorbed on the surface of the heat dissipation fan 113, and the operation steps that a user needs to clean the heat dissipation fan 113 periodically are saved.
Referring to fig. 2, the front surface and the back surface of the fixed mold body 2 are both fixedly connected with a vertical plate 14, the vertical plate 14 is sleeved on the surface of the guide rod 121, and the vertical plate 14 is fixedly connected with the guide rod 121.
As a technical optimization scheme of the invention, the vertical plate 14 is arranged, so that the guide rod 121 can be supported, the contact area between the guide rod 121 and the bottom plate 1 can be increased, and the guide rod 121 is prevented from being loosened and broken at the joint with the bottom plate 1 due to overhigh bearing.
Referring to fig. 3, the left side and the right side of the surface of the connecting pipe 4 are both provided with a chute 15, the top of the chute 15 is communicated with the bottom of the chute 5, and the chute 15 is located on the inner side of the screw sleeve 8.
As a technical optimization scheme of the invention, the positioning ball 10 can be limited by arranging the chute 15, and the situation that the positioning ball 10 cannot move into the chute 5 when resetting due to the deviation of the positioning ball 10 in the moving process is prevented.
Referring to fig. 3, a limiting ring 16 is fixedly connected to the surface of the connecting pipe 4, a bolt 17 is arranged at the top of the limiting ring 16, the bottom end of the bolt 17 sequentially penetrates through the limiting ring 16 and the movable mold body 3 and extends into the movable mold body 3, the bolt 17 is in threaded connection with the movable mold body 3, and the number of the bolts 17 is four and is arranged in a surrounding manner by taking the axis of the limiting ring 16 as the axis.
As a technical optimization scheme of the invention, the limiting ring 16 and the bolt 17 are arranged, so that a user can conveniently install the connecting pipe 4, and compared with a welding installation mode, the connecting pipe 4 can be conveniently detached and maintained by the user.
Referring to fig. 3, a pressure spring 18 sleeved on the surface of the bolt 17 is fixedly connected to the bottom of the limit ring 16, and one side of the pressure spring 18 away from the limit ring 16 is in contact with the top of the movable mold body 3.
As a technical optimization scheme of the invention, the pressure spring 18 is arranged, so that the effect of supporting the limit ring 16 can be achieved, the influence of external vibration on the limit ring 16 is reduced, the stability of the limit ring 16 can be improved, and the effect of damping and buffering can be achieved.
The working principle and the using process of the invention are as follows: when the device is used, a user limits the moving die body 3 through the guide rod 121, so that the moving die body 3 is prevented from deviating from the fixed die body 2 in the moving process, when the fixed die body 2 is required to be connected with the material injection pipe 6, the material injection pipe 6 is firstly inserted into the connecting pipe 4, then the screw sleeve 8 is rotated through the rotating wheel 9, the screw sleeve 8 moves upwards and pushes the positioning ball 10 to move from the inside of the chute 15 to the inside of the chute 5, in the continuous moving process of the screw sleeve 8, the screw sleeve 8 extrudes the positioning ball 10 through the inclined surface of the inner wall to enable the positioning ball 10 to penetrate through the connecting pipe 4 and move to the inside of the arc groove 7, when the screw sleeve 8 moves to the maximum stroke and the positioning ball 10 is completely contacted with the arc groove 7, the positioning connection of the material injection pipe 6 is completed, the material injection pipe 6 is prevented from turning or loosening, then the hydraulic cylinder 122 drives the moving die body 3 to move downwards through the, after the cylinder body mould finishes casting, cool off the bottom of cover half body 2 through heat dissipation fan 113, can improve the solidification efficiency of cylinder body casting.
In summary, the following steps: the die capable of being quickly positioned and preventing looseness for casting the engine cylinder head is characterized in that the material injection pipe 6 is inserted into the connecting pipe 4, then the screw sleeve 8 is rotated through the rotating wheel 9, the screw sleeve 8 moves upwards and pushes the positioning ball 10 to move from the inside of the chute 15 to the inside of the chute 5, in the process that the screw sleeve 8 continuously moves, the screw sleeve 8 extrudes the positioning ball 10 through the inclined surface of the inner wall, so that the positioning ball 10 penetrates through the connecting pipe 4 and moves to the inner part of the arc groove 7, when the screw sleeve 8 moves to the maximum stroke and the positioning ball 10 is completely contacted with the arc groove 7, the positioning connection of the material injection pipe 6 is completed, and can avoid annotating that material pipe 6 appears gyration or not hard up, solve current casting die utensil and be connected when fixed with the injection molding machine and be difficult to quick accurate positioning, lead to easily having the gap between mould and the injection molding machine, cause the fashioned engine cylinder head of casting to have the convex mark, influence the problem of the qualification rate of engine cylinder head.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an engine cylinder head casting is with mould that can fix a position fast and can prevent to become flexible, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a fixed die body (2), the movable die body (3) is positioned right above the fixed die body (2), the top of the movable die body (3) is provided with a connecting pipe (4), the left side and the right side of the surface of the connecting pipe (4) are both provided with chutes (5), the inner part of the connecting pipe (4) is connected with an injection pipe (6) in a sliding manner, the surface of the injection pipe (6) is provided with an arc groove (7), the surface of the connecting pipe (4) is connected with a screw sleeve (8) in a threaded manner, the surface of the screw sleeve (8) is fixedly connected with a rotating wheel (9), the inner part of the chute (5) is connected with a positioning ball (10) in a sliding manner, the inner side of the positioning ball (10) penetrates through the connecting pipe (4) and extends to the inner part of the arc groove (7), one side of the positioning ball (, the bottom of the bottom plate (1) is provided with a cooling mechanism (11), and the top of the bottom plate (1) is provided with a positioning mechanism (12).
2. The die capable of being quickly positioned and preventing loosening for casting the engine cylinder head as claimed in claim 1, wherein: cooling body (11) are including connecting plate (111), connecting plate (111) fixed connection is in the bottom of bottom plate (1), ventilation groove (112) have been seted up at the top of connecting plate (111), the inside fixedly connected with heat dissipation fan (113) of ventilation groove (112).
3. The die capable of being quickly positioned and preventing loosening for casting the engine cylinder head as claimed in claim 1, wherein: positioning mechanism (12) include guide arm (121), guide arm (121) fixed connection is in the four corners at bottom plate (1) top, the top of guide arm (121) runs through movable mould body (3) and extends to the top of movable mould body (3), movable mould body (3) and guide arm (121) sliding connection, the left side and the equal fixedly connected with in right side at bottom plate (1) top are located pneumatic cylinder (122) of guide arm (121) inboard, the bottom fixed connection of the output of pneumatic cylinder (122) and movable mould body (3), the surperficial threaded connection of guide arm (121) has nut (123) that are located movable mould body (3) top.
4. The die capable of being quickly positioned and preventing loosening for casting the engine cylinder head as claimed in claim 2, wherein: the top and the equal fixedly connected with filter screen (13) in bottom of connecting plate (111), filter screen (13) are located the outside of ventilation groove (112), filter screen (13) are folded each other by horizontal wire rope and vertical wire rope and are pressed manufacturing, the aperture of filter screen (13) is less than a millimeter.
5. The die capable of being quickly positioned and preventing loosening for casting the engine cylinder head as claimed in claim 3, wherein: the front surface and the back surface of the fixed die body (2) are both fixedly connected with vertical plates (14), the vertical plates (14) are sleeved on the surfaces of the guide rods (121), and the vertical plates (14) are fixedly connected with the guide rods (121).
6. The die capable of being quickly positioned and preventing loosening for casting the engine cylinder head as claimed in claim 1, wherein: connecting pipe (4) surface's left side and right side have all been seted up spout (15), the top of spout (15) and the bottom intercommunication of chute (5), spout (15) are located the inboard of swivel nut (8).
7. The die capable of being quickly positioned and preventing loosening for casting the engine cylinder head as claimed in claim 1, wherein: the fixed surface of connecting pipe (4) is connected with spacing ring (16), the top of spacing ring (16) is provided with bolt (17), the bottom of bolt (17) runs through spacing ring (16) and movable mould body (3) in proper order and extends to the inside of movable mould body (3), bolt (17) and movable mould body (3) threaded connection, the quantity of bolt (17) is four and uses spacing ring (16) axis to encircle the range as the axis.
8. The die capable of being quickly positioned and preventing loosening for casting the engine cylinder head as claimed in claim 7, wherein: the bottom of the limiting ring (16) is fixedly connected with a pressure spring (18) sleeved on the surface of the bolt (17), and one side, far away from the limiting ring (16), of the pressure spring (18) is in contact with the top of the movable mold body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010425904.4A CN111558694A (en) | 2020-05-19 | 2020-05-19 | Die capable of being quickly positioned and preventing looseness for casting engine cylinder head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010425904.4A CN111558694A (en) | 2020-05-19 | 2020-05-19 | Die capable of being quickly positioned and preventing looseness for casting engine cylinder head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111558694A true CN111558694A (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010425904.4A Pending CN111558694A (en) | 2020-05-19 | 2020-05-19 | Die capable of being quickly positioned and preventing looseness for casting engine cylinder head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111558694A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692233A (en) * | 2020-12-16 | 2021-04-23 | 重庆怡之驰机械有限公司 | Processing technology of automobile four-column engine case cover |
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| CN207325894U (en) * | 2017-10-31 | 2018-05-08 | 重庆亿恒汽车配件有限公司 | A kind of casting of engine cylinder head is with fast positioning and can preventing the mould loosened |
| CN109774064A (en) * | 2017-11-10 | 2019-05-21 | 重庆科美模具有限公司 | A kind of molding die of notebook computer battery box component |
| CN110815742A (en) * | 2019-12-10 | 2020-02-21 | 齐雨光 | Ejection mechanism for injection molding mold |
| CN210359124U (en) * | 2019-05-27 | 2020-04-21 | 上海加宁新材料科技有限公司 | Casting mould with distance clout cutting function |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204135096U (en) * | 2014-09-11 | 2015-02-04 | 浙江三维大通冷挤压有限公司 | Oil injector body obliterated extrusion mould |
| CN206009570U (en) * | 2016-08-08 | 2017-03-15 | 广州市捷创金属机械有限公司 | A kind of brake shoe pressing mold |
| CN207325894U (en) * | 2017-10-31 | 2018-05-08 | 重庆亿恒汽车配件有限公司 | A kind of casting of engine cylinder head is with fast positioning and can preventing the mould loosened |
| CN109774064A (en) * | 2017-11-10 | 2019-05-21 | 重庆科美模具有限公司 | A kind of molding die of notebook computer battery box component |
| CN210359124U (en) * | 2019-05-27 | 2020-04-21 | 上海加宁新材料科技有限公司 | Casting mould with distance clout cutting function |
| CN110815742A (en) * | 2019-12-10 | 2020-02-21 | 齐雨光 | Ejection mechanism for injection molding mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112692233A (en) * | 2020-12-16 | 2021-04-23 | 重庆怡之驰机械有限公司 | Processing technology of automobile four-column engine case cover |
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Application publication date: 20200821 |
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| RJ01 | Rejection of invention patent application after publication |