CN217529188U - Motor shell casting mould with positioning and exhausting functions - Google Patents

Abstract

The utility model discloses a motor housing casting mould with location exhausting function, including the bed die, bed die bottom fixedly connected with base, base one side fixedly connected with pillar, pillar top fixedly connected with support, the support bottom has set firmly stamping device, the mould is gone up to stamping device bottom fixedly connected with, bed die top both sides are all seted up flutedly, swing joint has drawing of patterns subassembly in the recess. This new forms of energy motor housing casting mould with location exhaust function, through setting up fixture block and draw-in groove, after fixture block and completion casting mould, go up the mould and move the drawing of patterns seat rebound through the connecting band of draw-in groove with the fixture block, drawing of patterns seat drive motor housing removal and make motor housing and die casting inslot wall separation, realized motor housing's automatic drawing of patterns effect, reduced the drawing of patterns degree of difficulty, improved work efficiency.

Description

A motor casing casting mold with positioning and exhaust function

technical field

The utility model relates to the technical field of casting moulds, in particular to a casting mould for a motor casing with a function of positioning and exhausting.

Background technique

Molds, various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping, etc. Various parts are composed, and different molds are composed of different parts. It mainly realizes the processing of the shape of the article through the change of the physical state of the formed material, and is known as the "mother of industry".

In the casting process of the new energy motor shell, it is necessary to use a stamping die for casting. The existing stamping die structure is relatively simple, and most of them do not have the function of demoulding. After the finished product is cast, it needs to be taken out manually, which is not only complicated to operate, but also wastes manpower At the same time, most of the existing molds do not have the ability to clean up, and the inside of the mold cannot be cleaned in time, which may affect the stamping casting.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a motor casing casting mold with a positioning exhaust function, which has the characteristics of automatic demoulding and automatic cleaning capabilities.

To achieve the above object, the utility model provides the following technical solutions:

A casting mold for a motor casing with a positioning and exhausting function includes a lower mold, a base is fixedly connected to the bottom of the lower mold, a column is fixedly connected to one side of the base, a support is fixedly connected to the top of the support, and the bottom of the support is fixedly connected. A punching device is fixed, the bottom of the punching device is fixedly connected with an upper die, both sides of the bottom of the upper die are provided with clamping grooves, the top of the lower die is provided with a punching slot, and both sides of the top of the lower die are provided with There is a groove, a demolding assembly is movably connected in the groove, the demoulding assembly includes a connecting column, the connecting column is slidably connected with the groove, and the inner cavity of the connecting column is hinged with two pins through a pin. connecting rods, and the tops of the two connecting rods are fixedly connected with a clamping block, and a first spring is fixedly connected between the two clamping blocks, and the clamping block is slidably connected with the first chute opened on one side of the connecting column. A fixing block is fixedly connected at the bottom of the connecting rod, and the fixing block is slidably connected with the second chute opened on one side of the connecting column, the first limiting block is fixedly connected on both sides of the connecting column, and the inner wall of the groove is on both sides. Both are fixedly connected with a second limit block, the outer surface of the connecting column is sleeved with a second spring, the second spring is located between the inner wall of the groove and the first limit block, and the two connecting columns are fixed between A demolding seat is connected, and the demoulding seat is slidably connected with the die casting groove.

By adopting the above technical solution, by setting the clamping block, the clamping block is clamped into the clamping slot, and the upper mold drives the ejector seat to move in the punching slot through the connecting column, which can drive the cast motor shell to separate from the punching slot, so as to realize the motor The automatic demoulding of the shell reduces the difficulty of demoulding and improves the work efficiency.

Further, a plurality of ventilation pipes are provided on the top of the demoulding seat, an airbag is fixed at the bottom of the die casting groove, and the ventilation pipes are communicated with the airbag.

By adopting the above technical solution, by setting the air bag, the ejector seat squeezes the air bag during the falling process, and the air is discharged from the vent pipe and purging the die casting groove, so that the die casting groove can be cleaned.

Further, the upper mold is located directly above the lower mold, and the top of the upper mold is communicated with an exhaust port.

By adopting the above technical solution, and by setting the exhaust port, the exhaust port can discharge the gas generated during the mold clamping process out of the die casting groove, so as to avoid residual gas from affecting the casting effect.

Further, the cross-sectional shape of the card slot is T-shaped, and the card slot and the card block are in the same vertical position.

By adopting the above technical solution, the cross-sectional shape of the card slot is set to be T-shaped, and the card slot can limit the inserted card block, so that the card groove and the card block are connected more closely, and the stability is improved.

Further, the cross-sectional shape of the connecting rod is a special shape, and the two connecting rods are symmetrically distributed along the pin axis.

By adopting the above technical solution, by setting the connecting rods, the two connecting rods are symmetrically distributed, and when the bottoms of the two connecting rods approach each other inward, the top of the connecting rods approach inwardly under the action of the pin shaft, so that the clamping block is separated from the clamping groove, Realize automatic reset after demoulding.

Further, the punching device is a hydraulic cylinder telescopic assembly.

By adopting the above technical solution, and by setting the punching device, sufficient pressure is provided for the timing of the upper die and the lower die to facilitate the forming of the motor casing.

To sum up, the utility model has the following beneficial effects:

1. In this scheme, by setting the clamping block and the clamping groove, when the upper mold moves down to complete the mold closing, the clamping block and the clamping groove are clamped to each other. The connection between the slot and the clamping block drives the ejector seat to move upward. During this process, the ejector seat drives the motor shell to move and separates the motor shell from the inner wall of the casting slot, which realizes the automatic ejection effect of the motor shell and reduces the ejection rate. Difficulty, improve work efficiency;

2. By setting the airbag, when the demoulding is completed, the connecting column drives the demoulding seat to move under the action of the second spring. During the falling process of the demoulding seat, the demoulding seat squeezes the airbag, and the airbag is affected by the demoulding seat. After the pressure is increased, the air in the air bag is discharged through the ventilation pipe. During this process, the air discharged from the ventilation pipe is blown out of the die casting groove, which realizes the self-cleaning of the die casting groove after demoulding and saves manpower;

3. By setting the second limit block, when the connecting column moves up to a certain position, the fixed block contacts the second limit block, and the second limit block exerts pressure on the fixed block and pushes the fixed block to move inward, The connecting rod rotates and drives the clamping block to shrink inward, so that the clamping block is separated from the clamping groove, and the automatic separation of the upper mold and the lower mold is realized. To avoid damage to the air bag due to excessive squeezing of the air bag.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is the front view sectional structure schematic diagram of the utility model;

Figure 3 is a schematic diagram of the enlarged structure of part A of the present invention.

In the figure: 1. Lower mold; 2. Upper mold; 3. Exhaust port; 4. Slot; 5. Base; 6. Airbag; 7. Mold release seat; 8. Breather pipe; 901, connecting column; 902, clamping block; 903, first spring; 904, first limit block; 905, second limit block; 906, pin shaft; 907, fixed block; 908, second spring; 909, connecting rod; 10, pillar; 11, stamping device; 12, groove; 13, stamping groove; 14, bracket.

Detailed ways

Example 1:

The present utility model will be described in further detail below in conjunction with accompanying drawings 1-3.

Please refer to FIGS. 1-3 , the present utility model provides a technical solution: a motor casing casting mold with positioning and exhaust function, including a lower mold 1, a base 5 is fixedly connected to the bottom of the lower mold 1, and one side of the base 5 is fixedly connected There is a pillar 10, the top of the pillar 10 is fixedly connected with a bracket 14, the bottom of the bracket 14 is fixed with a stamping device 11, the stamping device 11 is a hydraulic cylinder telescopic assembly, and the bottom of the stamping device 11 is fixedly connected with an upper die 2, and the bottom of the upper die 2 is on both sides. There is a card slot 4, the cross-sectional shape of the card slot 4 is T-shaped, and the card slot 4 and the card block 902 are in the same vertical position. The groove 12, the demolding assembly 9 is movably connected in the groove 12, and the demolding assembly 9 includes a connecting column 901, the connecting column 901 is slidably connected with the groove 12, and the inner cavity of the connecting column 901 is hinged with two pins 906. The connecting rod 909, the cross-sectional shape of the connecting rod 909 is a special shape, and the two connecting rods 909 are symmetrically distributed along the pin shaft 906, and the tops of the two connecting rods 909 are fixedly connected with a clamping block 902, and between the two clamping blocks 902 A first spring 903 is fixedly connected, and the clamping block 902 is slidably connected with the first chute opened on one side of the connecting column 901 .

In this embodiment, by setting the demolding assembly 9, during the mold clamping process, the clamping block 902 is connected with the clamping slot 4, and the cross-sectional shape of the clamping slot 4 is set to be T-shaped, so that the connection between the clamping block 902 and the clamping slot 4 is more convenient. Stable, when the punching device 11 drives the upper die 2 to move upward, the upper die 2 drives the connecting column 901 to move upward through the clamping block 902 connected with the card slot 4, and the connecting column 901 drives the ejector seat 7 to move, and the ejector seat 7 will be formed. The motor housing is pushed out of the stamped slot.

Embodiment 2: As shown in Figures 1-3, a fixing block 907 is fixedly connected to the bottom of the connecting rod 909, and the fixing block 907 is slidably connected with the second chute opened on one side of the connecting column 901, and both sides of the connecting column 901 are fixedly connected with The first limit block 904, the second limit block 905 is fixedly connected on both sides of the inner wall of the groove 12, the outer surface of the connecting column 901 is sleeved with a second spring 908, and the second spring 908 is located between the inner wall of the groove 12 and the first limit block. Between the position blocks 904 and between the two connecting columns 901 are fixedly connected a demoulding seat 7 , and the demolding seat 7 is slidably connected with the die casting groove 13 .

In this embodiment: by setting the second spring 908 component, when the punching device 11 drives the upper die 2 to move upward, the second limit block 905 and the fixed block 907 gradually approach, and the second limit block 905 pushes the fixed block 907 to shrink, The fixing block 907 drives the two clamping blocks 902 to approach each other through the connecting rod 909, so that the clamping blocks 902 and the clamping slot 4 are separated from each other, and the second spring 908 moves the first limiting block 904 to drive the connecting column 901 to move downward to realize the upper mold. 2 Automatic separation from lower mold 1.

Example 3: As shown in Figures 1-3, the upper mold 2 is located directly above the lower mold 1, the top of the upper mold 2 is connected with an exhaust port 3, the top of the demolding seat 7 is provided with a plurality of ventilation pipes 8, and the die casting groove 13 The bottom is fixed with an airbag 6, and the ventilation pipe 8 is communicated with the airbag 6;

In this embodiment: by setting the airbag 6, the connecting column 901 moves downwards under the driving of the second spring 908, and the connecting column 901 drives the demolding seat 7 to squeeze the airbag 6 downward, so that the air in the airbag 6 is discharged through the ventilation pipe 8 The waste residue in the die casting groove 13 is blown out, so as to ensure the cleanliness of the die casting groove 13 and improve the casting effect.

Working principle: When using, the staff first puts the semi-solid metal into the die casting groove 13, and then opens the punching device 11. The punching device 11 drives the upper die 2 to move down and gradually fit with the lower die 1. During this process , the clamping block 902 and the clamping slot 4 are gradually attached, the clamping slot 4 exerts pressure on the clamping block 902 and causes the clamping block 902 to contract into the connecting column 901, and the first spring 903 shrinks. When the clamping block 902 completely enters the clamping slot 4 , the two blocks 902 are reset under the action of the first spring 903, and the two blocks 902 are inserted into the card slot 4 to make the upper mold 2 and the lower mold 1 tightly connected. During this process, the exhaust port 3 The residual gas in the stamping die is exhausted.

After the motor casing is formed, the punching device 11 drives the upper die 2 to move upward, at this time the clamping block 902 is connected with the clamping groove 4 , the upper die 2 drives the connecting post 901 to move in the groove 12 , and the connecting post 901 drives the ejector seat 7 Moving up, the demolding seat 7 drives the motor casing to move up and separates the motor casing from the inner wall of the die casting groove 13 to achieve the demolding effect. The second limit block 905 is gradually attached, the second limit block 905 exerts pressure on the fixed block 907, the fixed block 907 shrinks into the connecting column 901 and drives the clamping block 902 to shrink into the connecting column 901 through the connecting rod 909, so that the clamping block 902 is separated from the card slot 4. At this time, under the elastic force of the second spring 908, the connecting column 901 is driven to reset by the first limit block 904, so that the upper die 2 and the lower die 1 are automatically separated. At the same time, the connecting column 901 drives the demolding seat 7 to move down and squeezes the air bag 6 , the air bag 6 discharges air and purifies the inside of the die casting groove 13 through the vent pipe 8 .

This specific embodiment is only an explanation of the present utility model, and it is not a limitation of the present utility model. Those skilled in the art can make modifications to the present embodiment without creative contribution as needed after reading this specification, but as long as the utility model is used in the present invention All new types of claims are protected by the patent law.

Claims (6)

1. A motor housing casting mold with positioning and exhausting functions comprises a lower mold (1), wherein a base (5) is fixedly connected to the bottom of the lower mold (1), a pillar (10) is fixedly connected to one side of the base (5), a support (14) is fixedly connected to the top of the pillar (10), a stamping device (11) is fixedly arranged at the bottom of the support (14), an upper mold (2) is fixedly connected to the bottom of the stamping device (11), clamping grooves (4) are formed in two sides of the bottom of the upper mold (2), the motor housing casting mold is characterized in that a die casting groove (13) is formed in the top of the lower mold (1), grooves (12) are formed in two sides of the top of the lower mold (1), a demolding assembly (9) is movably connected in each groove (12), the demolding assembly (9) comprises a connecting column (901), the connecting column (901) is slidably connected with the grooves (12), two connecting rods (909) are hinged to the inner cavity of the connecting column (901) through a pin shaft (906), clamping blocks (902) are fixedly connected to the tops of the two connecting rods (909), a first spring (903) is fixedly connected between the two clamping blocks (902), and a first connecting rod (907) is slidably connected to one side of the connecting rod (901), and a sliding chute (907) is connected to one side of the connecting rod (909), the die-casting die is characterized in that the fixing block (907) is in sliding connection with a second sliding groove formed in one side of the connecting column (901), first limiting blocks (904) are fixedly connected to two sides of the connecting column (901), second limiting blocks (905) are fixedly connected to two sides of the inner wall of the groove (12), a second spring (908) is sleeved on the outer surface of the connecting column (901), the second spring (908) is located between the inner wall of the groove (12) and the first limiting blocks (904), a die-stripping seat (7) is fixedly connected between the two connecting columns (901), and the die-stripping seat (7) is in sliding connection with the die-casting groove (13).

2. The casting mold for the motor housing with the positioning and exhausting functions as claimed in claim 1, wherein a plurality of vent pipes (8) are formed at the top of the demolding seat (7), the air bag (6) is fixedly arranged at the bottom of the die casting groove (13), and the vent pipes (8) are communicated with the air bag (6).

3. The motor housing casting mold with the positioning and exhausting function as recited in claim 1, wherein the upper mold (2) is located right above the lower mold (1), and the top of the upper mold (2) is communicated with an exhaust port (3).

4. The casting mold for the motor housing with the positioning and exhausting function as recited in claim 1, wherein the cross-sectional shape of the slot (4) is T-shaped, and the slot (4) and the block (902) are in the same vertical position.

5. The casting mold for the motor casing with the positioning and exhausting function as recited in claim 1, wherein the cross-sectional shape of the connecting rod (909) is irregular, and the two connecting rods (909) are symmetrically distributed along the pin shaft (906).

6. The motor casing casting mold with the positioning and exhausting function as recited in claim 1, wherein the punching device (11) is a hydraulic cylinder telescopic assembly.

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