Motor end cover die

Abstract

The utility model discloses a motor end cover die which comprises a movable die assembly and a fixed die assembly, and a rectangular cavity in the center of a movable die core of the movable die assembly and a cavity in the center of a fixed die core of the fixed die assembly form a forming cavity. A through hole is formed in the center of the cavity; two feeding assemblies are respectively arranged on two adjacent side edges of the cavity in the feeding area, and the two feeding assemblies are oppositely arranged; two first cinder ladles are respectively arranged on two adjacent side edges of the cavity in the tail end area and are oppositely arranged; cinder ladles are arranged at four corners of the cavity; second cinder ladles are arranged on the side edges of the cavity below the cinder ladles between the first cinder ladles and the corresponding feeding assemblies, and first feeding openings are formed between the second cinder ladles and the cavity; the two cinder ladles connected in series on the two sides are separately arranged to be the cinder ladle and the second cinder ladle, meanwhile, the feeding port is additionally formed in the second cinder ladle, air entrapment and cold material discharging are improved, and the turning peeling phenomenon of products is reduced.

Description

Technical Field

[0001] The utility model relates to a motor end cover mould. Background Art

[0002] The motor system includes control devices, motors, driven devices, transmission devices, and pipe network loads. It is a complex system involving multiple disciplines, professions, and fields.

[0003] The existing motor bracket mold has the following disadvantages: 1. Due to the unreasonable design of the slag bag, the slag bags on both sides are connected in series, and the enlargement of the slag bag cannot effectively improve the product quality; the end of the product is prone to peeling during the processing, resulting in the product appearance not meeting the standards and increasing the product defect rate;

[0004] 2. The gate design is unreasonable. During the processing, cracks are generated after the gate breaks and penetrate into the product, affecting the product quality and failing to meet customer requirements. Utility Model Content

[0005] In view of the above problems, the purpose of the utility model is to provide a motor end cover mold which can reduce the phenomenon of peeling caused by turning on the product.

[0006] The technical solution to realize the utility model is as follows

[0007] A motor end cover mold comprises a movable mold assembly and a fixed mold assembly, wherein a rectangular cavity in the center of the movable mold core of the movable mold assembly and a cavity in the center of the fixed mold core of the fixed mold assembly form a molding cavity; a through hole is provided in the center of the cavity; two feed assemblies are respectively provided on the adjacent two sides of the cavity located in the feed area, and the two feed assemblies are arranged opposite to each other; two first slag bags are respectively provided on the adjacent two sides of the cavity located in the terminal area, and the two first slag bags are arranged opposite to each other; slag bags are provided at the four corners of the cavity; second slag bags are provided on the sides of the cavity below the slag bags between the first slag bags and the corresponding feed assemblies, and a first feed port is provided between the second slag bags and the cavity.

[0008] A first feed trough is provided at a position corresponding to the slag bag on the side of the cavity, and a second feed trough is provided at a position corresponding to the first slag bag on the side of the cavity.

[0009] The slag bag, the first slag bag and the second slag bag are all provided with exhaust grooves.

[0010] The exhaust cross-sectional area of ​​the exhaust groove is 44.5 mm 2 .

[0011] The feed components all include a feed port arranged on the side of the cavity; the side of the feed port of one feed component in contact with the cavity is provided with a first chamfer, and the side of the feed port of the other feed component in contact with the cavity is provided with a second chamfer.

[0012] The cavity is located on two adjacent sides of the feeding area and is respectively provided with two feeding grooves, which correspond to the feeding ports one by one; the two feeding grooves are connected at one end away from the feeding port to form a "Y" shape, and the intersection of the feeding grooves is convenient for external pouring pipes.

[0013] By adopting the above technical solution, the two slag bags connected in series on both sides are separated into the second slag bag to reduce the waste of molten aluminum in the slag bag. At the same time, a new feed port is connected to the second slag bag to point to the undesirable position more accurately, better improve the discharge of air entanglement and cold materials, and reduce the phenomenon of turning peeling of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the movable mold of the utility model;

[0015] Figure 2 This is a schematic diagram of the fixed mold structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0017] In the accompanying drawings, 1 is a movable mold, 2 is a fixed mold, 3 is a cavity, 4 is a through hole, 5 is a feed area, 6 is a feed assembly, 7 is an end area, 8 is a first slag bag, 9 is a slag bag, 10 is a second slag bag, 11 is a first feed port, 12 is a cavity, 13 is a first feed trough, 14 is a second feed trough, 16 is an exhaust groove, 17 is a feed port, 18 is a first chamfer, 19 is a second chamfer, 20 is a feed trough, 21 is a second mold temperature channel, 22 is a first mold temperature channel, 23 is a movable mold core, 24 is a movable mold frame, 25 is a fixed mold core, 26 is a fixed mold frame, 27 is an ejector pin, 28 is a third mold temperature channel, and 29 is a mold temperature assembly. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] A motor end cover mold comprises a movable mold component 1 and a fixed mold component 2. A rectangular cavity 3 in the center of the movable mold core of the movable mold component and a cavity in the center of the fixed mold core of the fixed mold component form a molding cavity; a through hole 4 is provided in the center of the cavity; two feed components 6 are provided on the adjacent two sides of the cavity located in the feed area 5, and the two feed components are arranged oppositely; two first slag bags 8 are provided on the adjacent two sides of the cavity located in the terminal area 7, and the two first slag bags are arranged oppositely; slag bags 9 are provided at the four corners of the cavity; a second slag bag 10 is provided on the side of the cavity below the slag bag between the first slag bag and the corresponding feed component, and a first feed port 11 is provided between the second slag bag and the cavity. The two slag bags connected in series on both sides of the original structure are separated into a slag bag and a second slag bag, and a feed port is added to the second slag bag to improve the discharge of air entrainment and cold materials, so that the product can reduce the phenomenon of turning peeling. The movable mold assembly includes a movable mold core 23 and a movable mold frame 24 fitted with the movable mold core, and the fixed mold assembly includes a fixed mold core 25 and a fixed mold frame 26 fitted outside the fixed mold core; a pad and a movable mold base are arranged in sequence below the movable mold frame, and a movable mold ejection mechanism is arranged in the cavity inside the pad, and the movable mold ejection mechanism includes an ejector plate, an ejector 27 and a limit block.

[0020] The first feed trough 13 is provided at the side of the cavity and the corresponding position of the slag bag, and the second feed trough 14 is provided at the side of the cavity and the corresponding position of the first slag bag. A plurality of feed troughs are provided on the fixed mold and installed in coordination with the slag bag.

[0021] The slag bag, the first slag bag and the second slag bag are all provided with exhaust grooves 16. Multiple exhaust structures are added to facilitate exhaust.

[0022] The exhaust cross-sectional area of ​​the exhaust groove is 44.5 mm 2 The mold exhaust cross-sectional area is 28mm 2 Increased to 44.5mm 2 , increase the exhaust cross-sectional area and reduce product peeling due to turning.

[0023] The feed components all include a feed port 17 disposed on the side of the cavity; a first chamfer 18 is provided on the side where the feed port of one feed component contacts the cavity, and a second chamfer 19 is provided on the side where the feed port of the other feed component contacts the cavity. Adding chamfers at the positions where the feed ports on both sides form a right angle with the product can transfer stress to protect the product and prevent fragments from entering the product after the gate breaks.

[0024] The cavity is provided with two feed troughs 20 on the adjacent two sides of the feed area, and the feed troughs correspond to the feed ports one by one; the two feed troughs are connected at one end away from the feed port to form a "Y" shape, and the intersection of the feed troughs is convenient for external pouring pipes.

[0025] The movable mold core is provided with a movable mold temperature channel group, which is composed of two "L"-shaped first mold temperature channels arranged in parallel in the movable mold core, and the two first mold temperature channels 22 are connected by a first connecting pipe. The movable mold temperature channel group is connected to the mold temperature assembly 29 outside the movable mold frame.

[0026] The fixed mold core has a first mold temperature channel group at one end and a second mold temperature channel group at the other end; the first mold temperature channel group is composed of an inverted "F"-shaped second mold temperature channel 21, and the second mold temperature channel group is composed of two oppositely arranged "L"-shaped third mold temperature channels 28; the two third mold temperature channels are connected by a second connecting pipe. The mold temperature channels are more evenly distributed and the temperature adjustment effect is better.

Claims

1. A motor end cover mold, characterized in that: It comprises a movable mold assembly and a fixed mold assembly, wherein a rectangular cavity in the center of the movable mold core of the movable mold assembly and a cavity in the center of the fixed mold core of the fixed mold assembly form a molding cavity; a through hole is provided in the center of the cavity; two feed assemblies are respectively provided on the adjacent two sides of the cavity located in the feed area, and the two feed assemblies are arranged opposite to each other; two first slag bags are respectively provided on the adjacent two sides of the cavity located in the end area, and the two first slag bags are arranged opposite to each other; slag bags are provided at the four corners of the cavity; second slag bags are provided on the sides of the cavity below the slag bag between the first slag bag and the corresponding feed assembly, and a first feed port is provided between the second slag bag and the cavity.

2. A motor end cover mold according to claim 1, characterized in that: A first feed trough is provided at a position corresponding to the slag bag on the side of the cavity, and a second feed trough is provided at a position corresponding to the first slag bag on the side of the cavity.

3. The motor end cover mold according to claim 1, characterized in that: The slag bag, the first slag bag and the second slag bag are all provided with exhaust grooves.

4. A motor end cover mold according to claim 3, characterized in that: The exhaust cross-sectional area of ​​the exhaust groove is 44.5 mm 2 .

5. The motor end cover mold according to claim 1, characterized in that: The feed components all include a feed port arranged on the side of the cavity; the side of the feed port of one feed component in contact with the cavity is provided with a first chamfer, and the side of the feed port of the other feed component in contact with the cavity is provided with a second chamfer.

6. The motor end cover mold according to claim 1, characterized in that: The cavity is located on two adjacent sides of the feeding area and is respectively provided with two feeding troughs, which correspond to the feeding ports one by one; the two feeding troughs are connected at one end away from the feeding port to form a "Y" shape, and the intersection of the feed troughs is convenient for external pouring pipes.

Images