CN223558986U - A mold for automotive motor bushings - Google Patents
A mold for automotive motor bushingsInfo
- Publication number
- CN223558986U CN223558986U CN202423296636.3U CN202423296636U CN223558986U CN 223558986 U CN223558986 U CN 223558986U CN 202423296636 U CN202423296636 U CN 202423296636U CN 223558986 U CN223558986 U CN 223558986U
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- China
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- die
- mold
- gum cover
- vehicle
- motor
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Abstract
The utility model provides a motor gum cover die for a vehicle, which is used for producing an inverted cup-shaped workpiece with an inclined hole by injection molding, and sequentially comprises a front die fixing plate, a water gap plate, a front die, a rear die, a push plate and a rear die fixing plate, wherein an inverted cup-shaped product glue injection cavity is formed in the front die and the rear die after the front die and the rear die are clamped, and the front die is provided with an inclined jacking column and an oil cylinder for driving the jacking column to stretch; when the mold is closed, the top column stretches into the product glue injection cavity, and before the mold is opened, the top column contracts away from the product glue injection cavity. The motor gum cover die for the vehicle realizes oblique opening of the cup-shaped workpiece by arranging the oblique jacking column which is driven to stretch by the oil cylinder in the die, so that the formed workpiece is smoothly demoulded. In addition, the motor gum cover die for the vehicle is provided with more than one product gum injection cavity, a pair of coamings are laterally separated during die opening, and a formed workpiece is demoulded along a discharging channel penetrating through the motor gum cover die for the vehicle, so that the production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of injection molding, in particular to a motor gum cover die for a vehicle.
Background
The vehicle-mounted air conditioner has complex working conditions, and the mounting structure of each component of the air conditioner is required to meet the appearance requirement and has high stability. In the ventilation system of the air conditioner, air flow is driven by a blower motor, the blower motor is plugged into a cup-shaped rubber sleeve, and external threads of the cup opening of the rubber sleeve are used for being installed on the cavity wall of the blower cavity. The circumference side of the blower motor is provided with a wire harness, and the side surface of the rubber sleeve is provided with a threading hole, but if the threading hole is radially arranged, the threading is inconvenient, so that the rubber sleeve needs to be obliquely perforated. However, the oblique opening can cause difficulty in designing the die, and the jack post of the threading hole reserved in the traditional line design cannot be separated from the formed rubber sleeve in demolding.
Disclosure of utility model
Aiming at the defects of the background technology, the utility model provides a motor gum cover die for a vehicle, wherein the oblique opening of a cup-shaped workpiece is realized by arranging an oblique jacking column which is driven to stretch by an oil cylinder in the die, so that the formed workpiece is smoothly demoulded.
The utility model provides a motor gum cover die for a vehicle, which is used for producing an inverted cup-shaped workpiece with an inclined hole by injection molding, and sequentially comprises a front die fixing plate, a water gap plate, a front die, a rear die, a push plate and a rear die fixing plate, wherein an inverted cup-shaped product glue injection cavity is formed in the front die and the rear die after the front die and the rear die are clamped, and the front die is provided with an inclined jacking column and an oil cylinder for driving the jacking column to stretch;
when the mold is closed, the jacking column stretches into the product glue injection cavity;
Before die sinking, the jacking column is retracted from the product glue injection cavity.
Preferably, the rear mould comprises a pair of coamings which are oppositely arranged, the back of each coaming is fixedly provided with 1 row position, and the top of each row position is provided with a guide hole which extends obliquely downwards;
The front mould is provided with a push rod which extends into the guide hole obliquely downwards.
Preferably, the rear mould is also provided with a chute, and the row position is slidably arranged in the chute;
The front mould is provided with a cavity with an opening at the bottom, and the coaming and the row position are embedded into the cavity when the mould is closed.
Preferably, the outer side of the top of the row position is provided with an inclined top surface, and the front die cavity is internally provided with an inclined pressing surface;
When the die is assembled, the front die presses the inclined top surface through the inclined pressing surface, and the traveling position is forced to push the coaming to translate inwards.
Preferably, the push plate is fixedly provided with a shaping column, the rear die is provided with a perforation, and the shaping column penetrates through the perforation and stretches into the product glue injection cavity when the dies are assembled.
Preferably, the motor gum cover die for the vehicle is provided with at least two product gum injection cavities when the motor gum cover die is matched;
The front mould fixed plate is provided with a glue injection port, a flow divider is arranged in the water gap plate, a liquid inlet of the flow divider is communicated with the glue injection port, and a liquid outlet of the flow divider is communicated with a product glue injection cavity one by one through a flow guide pipe.
Preferably, the periphery of the flow divider is provided with a first heating pipe network, and the front mould is provided with a second heating pipe network.
Preferably, a cooling pipe network is arranged in the rear mould.
Preferably, when the mold is opened, a discharging channel penetrating through the motor gum cover mold for the vehicle is formed between the pair of separated coamings.
The utility model has the beneficial effects that the oblique opening of the cup-shaped workpiece is realized by arranging the oblique jacking column which is driven to stretch by the oil cylinder in the die to enable the formed workpiece to be demolded smoothly, the motor gum cover die for the vehicle is provided with more than one product glue injection cavity, a pair of coamings are separated laterally during die opening, the formed workpiece is demolded along a discharging channel penetrating the motor gum cover die for the vehicle, the production efficiency is improved, the coamings are driven to be matched with each other by a row position and opened, the row position is controlled by the ejector rod which extends into the motor gum cover die for the vehicle, the ejector rod is guided to move back by a pair of row positions when the ejector rod is lifted away from the rear die along with the front die, and the ejector rod is guided to be relatively close along with the front die when the ejector rod is lowered near the rear die.
Drawings
The utility model is described in detail below with reference to examples and figures, wherein:
fig. 1 is a perspective view of a motor gum cover mold for a vehicle of the present utility model.
Fig. 2 is a schematic structural view of the motor gum cover mold for vehicles according to the present utility model after the front mold is disassembled.
Fig. 3 is a schematic structural view of the gum cover.
Fig. 4 is a lower view of the front mold of the present utility model.
Fig. 5 is a schematic view of the structure of the nozzle plate of the present utility model.
FIG. 6 is a schematic diagram of the structure of a row bit according to the present utility model.
Fig. 7 is a schematic view of the structure of the push plate of the present utility model.
Reference numerals:
The plastic injection device comprises a front mold fixing plate, an 11-glue injection port, a 2-water port plate, a 21-diverter, a 22-diversion pipe, a 23-first heating pipe network, a 3-front mold, a 31-jacking column, a 32-cylinder, a 33-jacking rod, a 34-inclined pressing surface, a 35-second heating pipe network, a 4-rear mold, a 41-coaming, a 42-row position, a 43-guiding hole, a 44-discharge channel, a 45-sliding groove, a 46-inclined top surface, a 47-cooling pipe network, a 5-push plate, a 51-shaping column, a 52-push rod, a 6-rear mold fixing plate, a 7-product glue injection cavity, an 8-glue jacket, 81-threads, 82-inclined perforation and a 9-telescopic column.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Thus, reference throughout this specification to one feature will be used in order to describe one embodiment of the utility model, not to imply that each embodiment of the utility model must be in the proper motion. Furthermore, it should be noted that the present specification describes a number of features. Although certain features may be combined together to illustrate a possible system design, such features may be used in other combinations not explicitly described. Thus, unless otherwise indicated, the illustrated combinations are not intended to be limiting.
The principles of the present utility model are described in detail below with reference to the drawings and examples.
The utility model provides a motor gum cover die for a vehicle, which is shown in the attached figures 1-7 and is used for producing a blower motor gum cover by injection molding, and the motor gum cover die for the vehicle sequentially comprises a front die fixing plate 1, a water gap plate 2, a front die 3, a rear die 4, a push plate 5 and a rear die fixing plate 6, wherein an inverted cup-shaped product gum injection cavity 7 is formed inside the front die 3 and the rear die 4 after the front die 3 and the rear die are clamped, and the front die 3 is provided with an inclined jacking column 31 and an oil cylinder 32 for driving the jacking column 31 to stretch. The rubber sleeve 8 is in an inverted cup shape in the die, the waist is contracted inwards, the cup opening is provided with threads 81, and an inclined perforation 82 is arranged near the top. When the mold is closed, the top column 31 extends into the product glue injection cavity 7, and is used for reserving an inclined perforation 82 when the glue cover 8 is molded. Before the die is opened, the top column 31 is retracted away from the product glue injection cavity 7, so that the molded workpiece is smoothly demolded.
In this embodiment, the motor gum cover mold for the vehicle has at least two product injecting cavities 7 when the mold is closed. The front mould fixed plate 1 is provided with a glue injection port 11, the water gap plate 2 is provided with a flow divider 21, a liquid inlet of the flow divider 21 is communicated with the glue injection port 11, and a liquid outlet of the flow divider 21 is communicated with the product glue injection cavity 7 one by one through a flow guide pipe 22.
In this embodiment, the rear mold 4 includes a pair of opposing coamings 41, each of the coamings 41 has 1 row 42 fixed on the back thereof, and the top of the row 42 has a guide hole 43 extending obliquely downward. The front mold 3 is provided with a jack 33, and the jack 33 is inclined downwardly into the guide hole 43. The coaming 41 is driven to mold and open by a row position 42, and the row position 42 is controlled by a push rod 33 extending into the coaming. The ejector pins 33 guide the pair of rows 42 to move back to back as the front mold 3 is lifted away from the rear mold 4, and guide the pair of rows 42 to relatively close as the front mold 3 is lowered closer to the rear mold 4. The motor gum cover die for the vehicle is provided with more than one product gum injection cavity 7, a pair of coamings 41 are laterally separated during die opening, and a formed workpiece is demoulded along a discharging channel 44 penetrating the motor gum cover die for the vehicle, so that the production efficiency is improved.
In this embodiment, the rear mold 4 is further provided with a chute 45, and the row position 42 is slidably mounted in the chute 45. The front mould 3 is provided with a cavity with an opening at the bottom, and the coaming 41 and the row position 42 are embedded into the cavity when the mould is closed. An inclined top surface 46 is arranged on the outer side of the top of the row position 42, and an inclined pressing surface 34 is arranged in the cavity of the front die 3. During die assembly, the front die 3 presses the inclined top surface 46 through the inclined pressing surface 34, so that the row position 42 is forced to push the coaming 41 to translate inwards. When hot melt glue is injected into the product glue injection cavity 7, the coaming 41 can bear larger pressure, and the glue leakage of the product glue injection cavity 7 can be avoided by applying pressure to the row position 42 and the coaming 41 through the inclined pressure surface 34.
In this embodiment, the push plate 5 is fixedly provided with a molding column 51, the rear mold 4 is provided with a perforation, and the molding column 51 passes through the perforation and extends into the product glue injection cavity 7 during mold closing.
Four corners of the motor gum cover die for the vehicle are respectively provided with 1 telescopic column 9, and the push plate 5 is connected with 1 push rod 52. When the mold is closed, the push rod 52 pushes the rear mold 4 to close to the front mold 3, the row position 42 pushes the pair of coamings 41 to gradually close under the compression of the push rod 33 and the front mold inclined pressing surface 34 to form the product injection cavity 7, meanwhile, the molding column 51 stretches into the product injection cavity 7 along with the push plate 5, then the oil cylinder 32 is started, the oil cylinder 32 drives the top column 31 to extend into the product injection cavity 7, and after the steps are finished, the injection molding machine starts to inject molten rubber through the injection port 11. When the mold is opened, firstly, the cylinder 32 drives the top column 31 to withdraw the cooled and molded rubber sleeve 8, then the push rod 52 pulls the lower rear mold 4 to gradually separate from the front mold 3, the molding column 51 is withdrawn from the rubber sleeve cup opening along with the push plate 5, the push rod 33 is also gradually withdrawn from the guide hole 43, under the action of the push rod 33, the two row positions 42 drive the two coamings 41 to slide back to back, a discharge channel 44 penetrating through the motor rubber sleeve mold for the vehicle is formed between the separated coamings 41, and a pushing rod (not shown in the drawing) outside the motor rubber sleeve mold can extend into the discharge channel 44 to push the rubber sleeve 8 to separate from the guide pipe 22 and leave the motor rubber sleeve mold for the vehicle along the discharge channel 44.
In this embodiment, the periphery of the diverter 21 is provided with a first heating pipe network 23, the front mold 3 is provided with a second heating pipe network 35, the first heating pipe network 23 is used for maintaining the temperature of the melt adhesive in the diverter 21, and the second heating pipe network 35 is used for maintaining the temperature of the melt adhesive in the diversion pipe 22, so as to avoid the waste caused by cooling the sol in the runner.
In this embodiment, the rear mold 4 is provided with a cooling pipe network 47. The cooling pipe network 47 is used for accelerating the molding speed of the rubber sleeve 8 so as to improve the production efficiency.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (9)
1. The motor gum cover die for the vehicle is used for producing an inverted cup-shaped workpiece with an inclined hole in an injection molding way and is characterized by sequentially comprising a front die fixing plate, a water gap plate, a front die, a rear die, a push plate and a rear die fixing plate, wherein an inverted cup-shaped product glue injection cavity is formed inside the front die and the rear die after the front die and the rear die are clamped, and the front die is provided with an inclined jacking column and an oil cylinder for driving the jacking column to stretch;
when the mold is closed, the jacking column stretches into the product glue injection cavity;
Before die sinking, the jacking columns are retracted away from the product glue injection cavity.
2. The motor gum cover mold for vehicle according to claim 1, wherein the rear mold comprises a pair of oppositely arranged coamings, the back of each coamings is fixedly provided with 1 row position, and the top of each row position is provided with a guide hole extending obliquely downwards;
the front mould is provided with a push rod which obliquely extends downwards into the guide hole.
3. The motor gum cover mold for vehicle according to claim 2, wherein the rear mold is further provided with a chute, and the row position is slidably installed in the chute;
The front mould is provided with a cavity with an opening at the bottom, and when the mould is closed, the coaming and the row position are embedded into the cavity.
4. The motor gum cover mold for vehicle according to claim 3, wherein the outer side of the top of the row is provided with an inclined top surface, and the front mold cavity is provided with an inclined pressing surface;
When the die is assembled, the front die presses the inclined top surface through the inclined pressing surface, and the row position is forced to push the coaming to translate inwards.
5. The motor gum cover mold for vehicle of claim 4, wherein the push plate is fixedly provided with a molding column, the rear mold is provided with a perforation, and the molding column passes through the perforation and extends into the product injecting glue cavity when the mold is closed.
6. The motor gum cover mold for vehicle of claim 5, wherein the motor gum cover mold for vehicle has at least two product injecting cavities when closing the mold;
The front mould fixed plate is provided with a glue injection port, a flow divider is arranged in the water gap plate, a liquid inlet of the flow divider is communicated with the glue injection port, and liquid outlets of the flow divider are communicated with the glue injection cavity of the product one by one through a flow guide pipe.
7. The motor gum cover mold for vehicle of claim 6, wherein a first heating pipe network is provided at the periphery of the flow divider, and a second heating pipe network is provided in the front mold.
8. The motor gum cover mold for vehicle of claim 7, wherein a cooling pipe network is provided in the rear mold.
9. The motor gum cover mold for vehicle of claim 6, wherein a discharge passage is formed between a pair of spaced apart coamings penetrating the motor gum cover mold for vehicle when the mold is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423296636.3U CN223558986U (en) | 2024-12-26 | 2024-12-26 | A mold for automotive motor bushings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423296636.3U CN223558986U (en) | 2024-12-26 | 2024-12-26 | A mold for automotive motor bushings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223558986U true CN223558986U (en) | 2025-11-18 |
Family
ID=97667120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423296636.3U Active CN223558986U (en) | 2024-12-26 | 2024-12-26 | A mold for automotive motor bushings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223558986U (en) |
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2024
- 2024-12-26 CN CN202423296636.3U patent/CN223558986U/en active Active
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| GR01 | Patent grant | ||
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