Electromagnetic pump casting mold capable of feeding from two sides

Abstract

The utility model relates to a casting mold, in particular to a bilateral feeding electromagnetic pump casting mold, which is characterized in that a top mold, a bottom mold, a side mold and a core mold form a die-casting cavity, and the die-casting cavity comprises a forming cavity, a feeding main runner, a first feeding hole, a second feeding hole, a first discharging hole, a second discharging hole and a third discharging hole; the forming cavity comprises a base part, a shell mounting part, an oil inlet and an exhaust screw mounting port, the feeding main runner is connected with a first feeding runner and a second feeding runner, the first feeding port is formed in the base part and connected with the first feeding runner, and the second feeding port is formed in the side, away from the exhaust screw mounting port, of the shell mounting part; the first feeding port is connected with the first feeding runner, the second feeding port is connected with the second feeding runner, the first discharging port is formed in the side, close to the exhaust screw mounting port, of the base part, the second discharging port is formed in the exhaust screw mounting port, the third discharging port is formed in the side, close to the exhaust screw mounting port, of the shell mounting part, feeding is full, and finished products are free of air holes.

Description

TECHNICAL FIELD

[0001] The utility model relates to a casting mould, in particular to a double-side feeding electromagnetic pump casting mould. BACKGROUND

[0002] The electromagnetic pump is composed of a pump body and a pump shell, a shell fixing screw hole is arranged on the shell mounting portion of the pump body for fastening connection with the pump shell, a base fixing screw hole is arranged on the base of the pump body for installation of the electromagnetic pump, the pump body is further provided with an oil inlet, an exhaust screw mounting hole, an exhaust hole, a sealing mounting hole and the like, and the pump body is provided with hole positions on five surfaces, when feeding from the shell mounting portion of the pump body, the oil inlet and the sealing mounting hole are not full of feeding, and the finished product has air holes. CONTENT OF THE UTILITY MODEL

[0003] In view of the technical problems in the background art, the utility model aims to provide a double-side feeding electromagnetic pump casting mould, feeding from the base portion and the shell mounting portion respectively, discharging from the base portion, the exhaust screw mounting hole and the shell mounting portion, and the finished product has no air holes.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: the double-side feeding electromagnetic pump casting mould, comprising a top die, a bottom die, a side die and a core die, the top die, the bottom die, the side die and the core die form a die casting chamber, the die casting chamber comprises a forming chamber, a main feeding channel, a first feeding port, a second feeding port, a first discharging port, a second discharging port and a third discharging port, the forming chamber comprises a base portion, a shell mounting portion, an oil inlet and an exhaust screw mounting hole, the base portion, the shell mounting portion and the exhaust screw mounting hole are arranged around the oil inlet, the base portion and the shell mounting portion are oppositely arranged, the main feeding channel is connected with a first feeding channel and a second feeding channel, the first feeding port is arranged at the base portion, the first feeding port is connected with the first feeding channel, the second feeding port is arranged at the shell mounting portion away from the exhaust screw mounting hole, the second feeding port is connected with the second feeding channel, the first discharging port is arranged at the base portion close to the exhaust screw mounting hole, the second discharging port is arranged at the exhaust screw mounting hole, and the third discharging port is arranged at the shell mounting portion close to the exhaust screw mounting hole.

[0005] In this scheme, feeding is respectively carried out from the side of the shell mounting portion away from the exhaust screw mounting hole and the side of the base portion away from the oil inlet, the oil inlet and the sealing mounting hole on the back of the oil inlet can be fully fed, and there is no air hole.

[0006] Preferably, the first discharging port is connected with a first discharging channel, the second discharging port is connected with a second discharging channel, the first discharging channel and the second discharging channel are independent of each other, and the end of the first discharging channel is parallel to the end of the second discharging channel.

[0007] In this scheme, the first discharge flow channel and the second discharge flow channel are independent of each other, avoiding gas backflow and poor exhaust.

[0008] Preferably, the exhaust screw mounting port is located on the right side of the oil inlet port, the shell mounting portion is in the shape of an I-beam as a whole, the shell mounting portion is provided with an oil outlet in the middle, the shell mounting portion is provided with shell fixing screw mounting ports at four corners, the shell mounting portion comprises a left connecting segment and a right connecting segment, the left connecting segment and the right connecting segment are used to connect the shell fixing screw mounting ports at the four corners of the shell mounting portion and the oil outlet, the middle of the left connecting segment is provided with the second feeding port, the right connecting segment is sequentially provided with a third discharge port, a fourth discharge port and a fifth discharge port in the vertical direction, the third discharge port is connected with a third discharge flow channel, the fourth discharge port is connected with a fourth discharge flow channel, the fifth discharge port is connected with a fifth discharge flow channel, the fifth discharge flow channel merges into the fourth discharge flow channel, the third discharge flow channel and the fourth discharge flow channel are independent of each other, and the end of the third discharge flow channel is parallel to the end of the fourth discharge flow channel.

[0009] In this scheme, the third discharge port, the fourth discharge port and the fifth discharge port are provided to fully exhaust the shell mounting portion, the third discharge flow channel and the fourth discharge flow channel are independent of each other, avoiding gas backflow and poor exhaust.

[0010] Preferably, the base portion is in the shape of a straight line as a whole, the base portion is provided with base fixing screw ports on the left and right sides, the middle of the base portion is a base body, the base body is provided with reinforcing ribs on the upper and lower sides, the first feeding port is arranged at the base body and located on the left side of the reinforcing rib, and the first discharge port is arranged on the right side of the base portion.

[0011] In this scheme, the first feeding port is arranged at the base body portion, which is closer to the back sealing mounting hole than the base fixing screw port, thereby ensuring full feeding.

[0012] Preferably, the side mold comprises a front mold and a rear mold, the oil inlet port is arranged on the top mold, the base portion is composed of the top mold, the bottom mold and the front mold, the shell mounting portion is composed of the top mold, the bottom mold and the rear mold, and the exhaust screw mounting port is composed of the top mold and the bottom mold, the side mold is located between the top mold and the bottom mold during casting, and the front mold and the rear mold are arranged to move forward and backward.

[0013] In this scheme, the front mold and the rear mold avoid interfering with the demolding of the finished product.

[0014] Preferably, the rear mold is provided with an oil outlet core mold, and the oil outlet core mold is provided with a cooling water pipe.

[0015] In the scheme, the cooling water pipe cools the material of the oil outlet, avoids sticking and drawing mold, and ensures the finish of the product.

[0016] Preferably, the second feeding channel is provided with a corner section.

[0017] In the scheme, the flow channel side wall at the corner absorbs the impact force of the flow channel material, avoids damage of the straight feeding to the core mold, the core mold does not stick to the material, the corresponding inner hole is not drawn, and the product precision is ensured.

[0018] The beneficial effects of the utility model are that the feeding is respectively from the side of the shell mounting part away from the exhaust screw mounting port and the side of the base part away from the oil inlet, the discharge flow channels are independent of each other, the exhaust is smooth, each hole position is fully fed, and the finished product has no air hole. BRIEF DESCRIPTION OF DRAWINGS

[0019] The related details and working principles of the embodiments of the utility model will be described below in combination with the drawings.

[0020] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0021] Figure 2 It is a three-dimensional structure schematic view of the top die in the utility model.

[0022] Figure 3 It is a three-dimensional structure schematic view of the front die in the utility model.

[0023] Figure 4 It is a three-dimensional structure schematic view of the rear die in the utility model.

[0024] Figure 5 It is a three-dimensional structure schematic view of the oil outlet core mold in the utility model.

[0025] Figure 6 It is a three-dimensional structure schematic view of the cooling water pipe in the utility model.

[0026] Figure 7 It is a three-dimensional structure schematic view of the bottom die in the utility model.

[0027] Figure 8 It is a three-dimensional structure schematic view of the cast product in the utility model.

[0028] Figure 9 It is a three-dimensional structure schematic view of the cast product in the utility model.

[0029] In the figure: 1, top die; 2, bottom die; 3, side die; 4, base part; 5, shell mounting part; 6, oil inlet; 7, exhaust screw mounting port; 8, main feed flow channel; 9, first feed flow channel; 10, second feed flow channel; 11, first discharge flow channel; 12, second discharge flow channel; 13, oil outlet; 14, shell fixing screw mounting port; 15, exhaust hole; 16, sealing mounting hole; 17, third discharge flow channel; 18, fourth discharge flow channel; 19, corner section; 20, base fixing screw port; 21, base body; 22, reinforcing rib; 23, front die; 24, rear die; 25, oil outlet core die; 26, cooling water pipe. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0031] In the description of the present application, it should be understood that the positions or location relationships indicated by the terms "upper", "lower" and the like are based on the positions or location relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements indicated must have a particular position, be constructed and operated in a particular position, and therefore cannot be understood as a limitation on the present application.

[0032] In the description of the present application, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated.

[0033] Referring to the drawings Figures 1-9The embodiment of the present application is a two-sided feeding electromagnetic pump casting mold, which comprises a top mold 1, a bottom mold 2, a side mold 3 and a core mold. The top mold 1, the bottom mold 2, the side mold 3 and the core mold form a die casting chamber, which comprises a forming chamber, a main feeding channel 8, a first feeding port, a second feeding port, a first discharging port, a second discharging port and a third discharging port. The forming chamber comprises a base part 4, a shell mounting part 5, an oil inlet 6 and an exhaust screw mounting port 7. The base part 4, the shell mounting part 5 and the exhaust screw mounting port 7 are arranged around the oil inlet 6. The base part 4 and the shell mounting part 5 are oppositely arranged. The main feeding channel 8 is connected with a first feeding channel 9 and a second feeding channel 10. The first feeding port is connected with the first feeding channel 9. The second feeding port is arranged on the side of the shell mounting part 5 away from the exhaust screw mounting port 7 and is connected with the second feeding channel 10. The second feeding channel 10 is provided with a corner section 19. The second discharging port is arranged at the exhaust screw mounting port 7. The third discharging port is arranged on the side of the shell mounting part 5 close to the exhaust screw mounting port 7. The base part 4 is in a linear shape as a whole. The base part 4 is provided with a base fixing screw port 20 on each of the left and right sides. The base part 4 is provided with a base main body 21 in the middle. The base main body 21 is provided with a reinforcing rib 22 on each of the upper and lower sides. The first feeding port is arranged at the base main body 21 and is located on the left side of the reinforcing rib 22. The first discharging port is arranged on the right side of the base part 4. The side mold 3 comprises a front mold 23 and a rear mold 24. The oil inlet 6 is arranged on the top mold 1. The base part 4 is composed of the top mold 1, the bottom mold 2 and the front mold 23. The shell mounting part 5 is composed of the top mold 1, the bottom mold 2 and the rear mold 24. The exhaust screw mounting port 7 is composed of the top mold 1 and the bottom mold 2. During casting, the side mold 3 is located between the top mold 1 and the bottom mold 2. The front mold 23 and the rear mold 24 are movably arranged in front of and behind each other. The rear mold 24 is provided with an oil outlet core mold 25. The oil outlet core mold 25 is provided with a cooling water pipe 26.

[0034] In this embodiment, the sealing installation hole 16 is located on the back of the pump body oil inlet 6, provided on the bottom die 2, and the exhaust screw installation hole 7 is provided with an exhaust hole 15 on one side. Each hole position is provided with a corresponding core mold. The material flows into the molding chamber from the first inlet and the second inlet through the main feed channel 8, and flows out of the molding chamber from the first outlet, the second outlet and other positions. The gas is also discharged from the molding chamber from the first outlet, the second outlet and other positions. Among them, the first inlet is provided on the lower side of the base body 21, which is close to the sealing installation hole 16 in position, shortens the feeding distance, and improves the feeding fullness. The second inlet is provided on the side of the shell mounting part 5 away from the exhaust screw installation hole 7, which supplements the feeding at the oil inlet 6 and improves the feeding fullness. When demolding, the top die 1 rises, the front die 23 moves forward, the rear die 24 moves backward, and the ejector pin of the bottom die 2 acts to eject the finished product. The cooling water pipe 26 in the oil outlet core mold 25 cools the material of the oil outlet 13, avoids sticking and drawing the mold, and ensures the finish of the finished product. The first inlet can be on the upper side or the lower side of the base body 21. The base body 21 is designed with a groove for setting an identification.

[0035] Referring to the accompanying drawings Figures 2-7 The first outlet is connected with a first discharge flow channel 11, and the second outlet is connected with a second discharge flow channel 12. The first discharge flow channel 11 and the second discharge flow channel 12 are independent of each other. The end of the first discharge flow channel 11 is parallel to the end of the second discharge flow channel 12. The exhaust screw installation hole 7 is located on the right side of the oil inlet 6. The shell mounting part 5 is in the shape of an I-beam as a whole. The shell mounting part 5 is provided with an oil outlet 13 in the middle. The shell mounting part 5 is provided with shell fixing screw installation holes 14 at four corners. The shell mounting part 5 includes a left connecting section and a right connecting section. The left connecting section and the right connecting section are used to connect the shell fixing screw installation holes 14 at the four corners of the shell mounting part 5 and the oil outlet 13. The left connecting section is provided with the second inlet in the middle. The right connecting section is provided with a third outlet, a fourth outlet and a fifth outlet in sequence along the vertical direction. The third outlet is connected with a third discharge flow channel 17. The fourth outlet is connected with a fourth discharge flow channel 18. The fifth outlet is connected with a fifth discharge flow channel. The fifth discharge flow channel merges into the fourth discharge flow channel 18. The third discharge flow channel 17 and the fourth discharge flow channel 18 are independent of each other. The end of the third discharge flow channel 17 is parallel to the end of the fourth discharge flow channel 18.

[0036] In this embodiment, each discharge flow channel is independent of each other, which avoids the gas from being discharged from one discharge flow channel and returning to the molding chamber through another discharge flow channel. The shell mounting part 5 is provided with three discharge outlets on the same side, which ensures uniform discharge.

[0037] The above is the preferred embodiment of the present application, it should be pointed out that the protection scope of the present application is not limited to this. For those skilled in the art, without departing from the technical range disclosed by the present application, on the premise of equivalent application concept, a plurality of improvements and refinements or equivalent replacements can also be made, which is also regarded as the protection scope of the present application.

Claims

1. A dual-sided feed electromagnetic pump casting mold characterized by: The top die (1), the bottom die (2), the side die (3) and the core die form a die casting chamber, and the die casting chamber comprises The forming chamber comprises a base part (4), a shell mounting part (5), an oil inlet (6) and an exhaust screw mounting port (7), the base part (4), the shell mounting part (5) and the exhaust screw mounting port (7) are arranged around the oil inlet (6), and the base part (4) and the shell mounting part (5) are oppositely arranged; A first feeding flow channel (9) and a second feeding flow channel (10) are connected to the feeding main flow channel (8); A first feeding port is arranged at the base part (4), and the first feeding port is connected to the first feeding flow channel (9); A second feeding port is arranged at the shell mounting part (5) away from the exhaust screw mounting port (7), and the second feeding port is connected to the second feeding flow channel (10); A first discharging port is arranged at the base part (4) close to the exhaust screw mounting port (7); A second discharging port is arranged at the exhaust screw mounting port (7); A third discharging port is arranged at the shell mounting part (5) close to the exhaust screw mounting port (7).

2. A dual inlet electro-magnetic pump casting mold as claimed in claim 1, characterized in that: The first discharging port is connected to a first discharging flow channel (11), the second discharging port is connected to a second discharging flow channel (12), the first discharging flow channel (11) and the second discharging flow channel (12) are independent of each other, and the end of the first discharging flow channel (11) is parallel to the end of the second discharging flow channel (12).

3. A dual inlet electro-magnetic pump casting mold as claimed in claim 2, characterized in that: The exhaust screw mounting port (7) is located at the right side of the oil inlet (6), the shell mounting part (5) is in the shape of an I-beam as a whole, an oil outlet (13) is arranged in the middle of the shell mounting part (5), shell fixing screw mounting ports (14) are arranged at the four corners of the shell mounting part (5), the shell mounting part (5) comprises a left connecting section and a right connecting section, the left connecting section and the right connecting section are used for connecting the shell fixing screw mounting ports (14) at the four corners of the shell mounting part (5) and the oil outlet (13), a second feeding port is arranged in the middle of the left connecting section, a third discharging port, a fourth discharging port and a fifth discharging port are arranged in the right connecting section in the vertical direction, a third discharging flow channel (17) is connected to the third discharging port, a fourth discharging flow channel (18) is connected to the fourth discharging port, a fifth discharging flow channel is connected to the fifth discharging port, the fifth discharging flow channel merges into the fourth discharging flow channel (18), the third discharging flow channel (17) and the fourth discharging flow channel (18) are independent of each other, and the end of the third discharging flow channel (17) is parallel to the end of the fourth discharging flow channel (18).

4. A dual inlet electro-magnetic pump casting mold as claimed in claim 1, characterized in that: The base part (4) is in the shape of a straight line as a whole, the base part (4) is provided with base fixing screw holes (20) on the left and right sides, the middle part of the base part (4) is a base body (21), the base body (21) is provided with reinforcing ribs (22) on the upper and lower sides, the first feeding port is arranged at the base body (21) and located on the left side of the reinforcing rib (22), and the first discharging port is arranged on the right side of the base part (4).

5. A dual inlet electro-magnetic pump casting mold as claimed in claim 1, characterized in that: The side mold (3) comprises a front mold (23) and a rear mold (24), the oil inlet (6) is arranged on the top mold (1), the base part (4) is composed of the top mold (1), the bottom mold (2) and the front mold (23), the shell mounting part (5) is composed of the top mold (1), the bottom mold (2) and the rear mold (24), the exhaust screw mounting port (7) is composed of the top mold (1) and the bottom mold (2), the side mold (3) is located between the top mold (1) and the bottom mold (2) during casting, and the front mold (23) and the rear mold (24) are arranged in a front and back moving mode.

6. A dual inlet electro-magnetic pump casting mold as claimed in claim 5, characterized in that: The rear mold (24) is provided with an oil outlet core mold (25), and the oil outlet core mold (25) is internally provided with a cooling water pipe (26).

7. A dual inlet electro-magnetic pump casting mold as claimed in claim 1, wherein: The second feeding flow channel (10) is provided with a corner section (19). The second feeding flow channel (10) is provided with a corner section (19).

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