CN112248386A - Heat dissipation device of injection mold - Google Patents

Heat dissipation device of injection mold Download PDF

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Publication number
CN112248386A
CN112248386A CN202010941395.0A CN202010941395A CN112248386A CN 112248386 A CN112248386 A CN 112248386A CN 202010941395 A CN202010941395 A CN 202010941395A CN 112248386 A CN112248386 A CN 112248386A
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CN
China
Prior art keywords
heat dissipation
injection mold
arc
side wall
telescopic rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010941395.0A
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Chinese (zh)
Inventor
李贺
昌炜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Youheng Mould Co ltd
Original Assignee
Wuhu Youheng Mould Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhu Youheng Mould Co ltd filed Critical Wuhu Youheng Mould Co ltd
Priority to CN202010941395.0A priority Critical patent/CN112248386A/en
Publication of CN112248386A publication Critical patent/CN112248386A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould
    • B29C45/7331Heat transfer elements, e.g. heat pipes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould
    • B29C45/7337Heating or cooling of the mould using gas or steam
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/76Measuring, controlling or regulating
    • B29C45/78Measuring, controlling or regulating of temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2945/00Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76Measuring, controlling or regulating
    • B29C2945/76494Controlled parameter
    • B29C2945/76531Temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2945/00Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76Measuring, controlling or regulating
    • B29C2945/76655Location of control
    • B29C2945/76732Mould
    • B29C2945/76735Mould cavity

Abstract

The invention discloses a heat dissipation device of an injection mold, which comprises an injection mold body, wherein a plurality of circulation air pipes are arranged on the side wall of the injection mold body at equal intervals, arc-shaped grooves are arranged on the inner side wall of each circulation air pipe, which is close to the injection mold body, at equal intervals, cross flow fans are arranged in the circulation air pipes, a first heat dissipation assembly is arranged at each arc-shaped groove, each first heat dissipation assembly comprises a rotating shaft, the rotating shaft is arranged on the circular central axis of each arc-shaped groove, at least two connecting rods are arranged on the outer side wall of the rotating shaft at equal intervals, fan blades are arranged on the side wall of each connecting rod, the end parts of the connecting rods are connected with arc-shaped connecting plates, the inner sides of the middle parts of the arc-shaped connecting plates are connected with the connecting rods, electromagnetic blocks, the arc-shaped connecting plate is provided with a temperature control sheet. The invention is convenient for radiating the injection molding workpiece.

Description

Heat dissipation device of injection mold
Technical Field
The invention relates to the technical field, in particular to a heat dissipation device of an injection mold.
Background
An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
The injection mold can mold various automobile workpieces with complex-shaped structures. However, the molding process and the removal of the molded article and the preparation time for injection molding are long, resulting in a long process time.
Disclosure of Invention
In view of the above, the present invention is directed to a heat dissipation device for an injection mold, which is used to solve all or one of the problems of the related art.
Based on the above purpose, the invention provides a heat dissipation device of an injection mold, which comprises an injection mold body, wherein a plurality of circulation air pipes are arranged on the side wall of the injection mold body at equal intervals, a heat dissipation fan is arranged at the lower port of each circulation air pipe, arc-shaped grooves are arranged on the inner side wall of each circulation air pipe, which is close to the injection mold body, at equal intervals, a cross flow fan is arranged on the inner side wall of each circulation air pipe, which is opposite to the arc-shaped grooves, a first heat dissipation assembly is arranged at each arc-shaped groove, each first heat dissipation assembly comprises a rotating shaft, the rotating shaft is arranged on the circular center axis of the arc-shaped groove, at least two connecting rods are arranged on the outer side wall of the rotating shaft at equal intervals, fan blades are arranged on the side walls of, the inner side of the middle of the arc-shaped connecting plate is connected with the connecting rod, an electromagnetic block is arranged on the outer side of the middle of the arc-shaped connecting plate, the direction of the magnetic line of force of the electromagnetic block is along the radial direction of the rotating shaft, a plurality of second radiating fins are arranged on the outer side of the arc-shaped connecting plate, a temperature control sheet is arranged on the arc-shaped connecting plate, and each temperature control sheet is electrically connected with the electromagnetic block which is clockwise adjacent to the temperature control sheet and controls the on-off of the current of the electromagnetic block.
Optionally, a connecting frame connected with each rotating shaft is arranged in the circulation air pipe, the end of the connecting frame is connected with a third electric telescopic rod, the telescopic end of the third electric telescopic rod is connected with the end of the connecting frame, and the axis of the third electric telescopic rod is perpendicular to the axis of the circulation air pipe.
Optionally, a second driving assembly connected with the connecting frame is arranged in the circulation air pipe, the second driving assembly is connected with the connecting frame through a third electric telescopic rod, and the second driving assembly drives the connecting frame to move up and down along the axis direction of the circulation air pipe.
Optionally, the second driving assembly comprises a second electric telescopic rod, and the telescopic end of the second electric telescopic rod is connected with the third electric telescopic rod.
Optionally, the second driving assembly comprises a third motor, an output end of the third motor is connected with a second lead screw, a second ball is sleeved on the second lead screw, a sliding chute is formed in the inner side wall of the ventilation air pipe, a sliding slider fixedly connected with the second ball is slidably connected in the sliding chute, and the second ball is connected with the third electric telescopic rod.
Optionally, a heat dissipation water tank is arranged at the lower part of the injection mold body.
Optionally, a water storage tank is arranged on one side of the heat dissipation water tank, an air channel is formed in the upper end face of the heat dissipation water tank, a heat dissipation water pipe is arranged in the air channel, one end of the heat dissipation water pipe is communicated with the heat dissipation water tank, the other end of the heat dissipation water pipe is communicated with the water storage tank, the water storage tank is communicated with the heat dissipation water tank through a communication water pipe, and water pumps are arranged on the heat dissipation water pipe and the communication water pipe.
Optionally, a cavity is arranged above the heat dissipation water tank, heat dissipation holes are formed in two sides of the cavity respectively, a first motor is connected to the inner side wall of the cavity, a first rotating shaft is arranged at the output end of the first motor, and first heat dissipation fins are arranged on the outer side wall of the first rotating shaft at equal intervals.
Optionally, a track arranged parallel to the horizontal plane is formed on the inner side wall of the cavity, a first slider fixedly connected with the first motor is slidably connected in the track, a first driving assembly is arranged in the track, and the first driving assembly is used for driving the first slider to move along the track.
Optionally, the first driving assembly comprises a first electric telescopic rod, and the telescopic end of the first electric telescopic rod is connected with the first sliding block.
From the above, it can be seen that the heat dissipation device of an injection mold provided by the present invention is injection molded on an injection mold body, when the injection molding workpiece needs to be dissipated, and the temperature control plate retrieves that the temperature is higher, the temperature of the pipe wall of the circulation air pipe rises, the temperature of the second heat dissipation fin close to the arc-shaped groove rises after being heated, when the temperature reaches the critical value of the temperature control plate on the second heat dissipation fin, the temperature control plate conducts the circuit of the electromagnetic block corresponding to the second heat dissipation fin clockwise adjacent to the second heat dissipation fin, the conducted electromagnetic block is pulled by magnetic force to turn to the arc-shaped groove, and the second heat dissipation fin reaching the critical value of the temperature control plate is pushed away from the arc-shaped groove and dissipates heat outwards to reduce the temperature, and the rotation shaft rotates to drive the fan blades to rotate, so that the fan blades drive the air of the circulation air pipe to blow to the side wall of the, the heat dissipation fan brings external cold air into the circulation air pipe conveniently, hot air which is convenient for the circulation air pipe to absorb heat is discharged upwards, the cross flow fan works to further improve the circulation of air in the flow ventilation pipe, and the hot air is convenient to discharge upwards.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
In the figure: injection mold body 1, crossflow fan 2, circulation tuber pipe 3, heat dissipation water pipe 4, heat dissipation water tank 5, water storage tank 6, cavity 7, first radiating fin 8, first motor 9, first pivot 10, louvre 11, track 12, first drive assembly 13, first slider 14, second radiating fin 15, link 16, electromagnetism piece 17, axis of rotation 18, connecting rod 19, arc connecting plate 20, temperature control piece 21, arc recess 22, flabellum 23.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It is to be noted that technical terms or scientific terms used in the embodiments of the present invention should have the ordinary meanings as understood by those having ordinary skill in the art to which the present disclosure belongs, unless otherwise defined. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
A heat dissipation device of an injection mold comprises an injection mold body 1, wherein a plurality of circulation air pipes are equidistantly arranged on the side wall of the injection mold body 1, a heat dissipation fan is arranged at the lower end opening of each circulation air pipe, arc-shaped grooves 22 are equidistantly arranged on the inner side wall of each circulation air pipe, which is close to the injection mold body 1, the inner side wall of each circulation air pipe, which is opposite to the arc-shaped grooves 22, is provided with a cross flow fan 2, a first heat dissipation assembly is arranged at each arc-shaped groove 22, each first heat dissipation assembly comprises a rotating shaft 18, the rotating shaft 18 is arranged on the circular center axis of the arc-shaped groove 22, at least two connecting rods 19 are equidistantly arranged on the outer side wall of the rotating shaft 18, fan blades 23 are arranged on the side wall of each connecting rod 19, and the end parts of, the inner side of the middle part of the arc-shaped connecting plate 20 is connected with the connecting rod 19, the outer side of the middle part of the arc-shaped connecting plate 20 is provided with an electromagnetic block 17, the direction of the magnetic force line of the electromagnetic block 17 is along the radial direction of the rotating shaft 18, the outer side of the arc-shaped connecting plate 20 is provided with a plurality of second radiating fins 15, the arc-shaped connecting plate 20 is provided with temperature control sheets 21, each temperature control sheet 21 is electrically connected with the electromagnetic block 17 which is clockwise adjacent to the temperature control sheet and controls the on-off of the current of the electromagnetic block 17, when the injection mold body 1 is subjected to injection molding, and an injection molding workpiece needs to be radiated, and the temperature control sheets 21 search for higher temperature, the temperature of the wall of the circulating air pipe rises along with the temperature, the temperature of the second radiating fins 15 which are close to the arc-shaped grooves 22 rises, the temperature control sheet 21 switches on the circuit of the electromagnetic block 17 corresponding to the second heat dissipation fin 1 clockwise adjacent to the second heat dissipation fin 1, at this time, the switched-on electromagnetic block 17 is pulled by magnetic force to turn to the arc-shaped groove 22, the second heat dissipation fin 1 reaching the critical value of the temperature control sheet 21 is pushed away from the arc-shaped groove 22 and cooled by external heat dissipation, meanwhile, the rotating shaft 18 rotates to drive the fan blade 23 to rotate, so that the fan blade 23 drives the air of the circulation air pipe 3 to blow to the side wall of the circulation air pipe 3, the heat dissipation fan is convenient to bring external cold air into the circulation air pipe 3, meanwhile, the hot air absorbed by the circulation air pipe 3 is convenient to discharge upwards, the cross flow fan 2 works to further improve the circulation of the air in the circulation air pipe 3, and the hot air is convenient to discharge upwards.
In order to facilitate the left and right movement of the first heat dissipation assembly, a connecting frame 16 connected with each rotating shaft 18 is arranged in the circulation air pipe, the end part of the connecting frame 16 is connected with a third electric telescopic rod, the telescopic end of the third electric telescopic rod is connected with the end part of the connecting frame 16, the axis of the third electric telescopic rod is perpendicular to the axis of the circulation air pipe, the third electric telescopic rod is telescopic so as to drive the first heat dissipation assembly to move transversely in the circulation air pipe 3, and the cross flow fan 2 and the heat dissipation fan are convenient to dissipate heat of air blown by the air.
In order to facilitate driving the first heat dissipation assembly to move up and down, a second driving assembly connected with the connecting frame 16 is arranged in the circulation air pipe, the second driving assembly is connected with the connecting frame 16 through the third electric telescopic rod, and the second driving assembly drives the connecting frame 16 to move up and down along the axis direction of the circulation air pipe.
In order to facilitate the driving of the first heat dissipation assembly to move up and down, the second driving assembly comprises a second electric telescopic rod, and the telescopic end of the second electric telescopic rod is connected with the third electric telescopic rod.
In order to facilitate the driving of the first heat dissipation assembly to move up and down, the second driving assembly comprises a third motor, an output end of the third motor is connected with a second lead screw, a second ball is sleeved on the second lead screw, a sliding chute is formed in the inner side wall of the ventilation duct 3, a sliding slider fixedly connected with the second ball is slidably connected in the sliding chute, and the second ball is connected with a third electric telescopic rod.
In order to further radiate the workpiece, a radiating water tank 5 is arranged at the lower part of the injection mold body 1.
In order to facilitate further heat dissipation treatment of a workpiece, the water storage tank 6 is arranged on one side of the heat dissipation water tank 5, an air channel is formed in the upper end face of the heat dissipation water tank 5, a heat dissipation water pipe 4 is arranged in the air channel, one end of the heat dissipation water pipe 4 is communicated with the heat dissipation water tank 5, the other end of the heat dissipation water pipe 4 is communicated with the water storage tank 6, the water storage tank 6 is communicated with the heat dissipation water tank 5 through a communication water pipe, and water pumps are arranged on the heat dissipation water pipe 4 and the communication water pipe.
In order to facilitate further heat dissipation treatment to the work piece again, in order to facilitate the rotation of first radiating fin 8, the circulation of the air in the cavity is driven, radiating water tank 5 top is provided with cavity 7, louvre 11 has been seted up respectively to cavity 7 both sides, be connected with first motor 9 on the 7 inside walls of cavity, the output of first motor 9 is provided with first pivot 10, equidistant first radiating fin 8 that is provided with on the 10 lateral walls of first pivot.
In order to facilitate the movement of the first heat dissipation fins 8 and drive the circulation of air in the cavity, a track 12 arranged parallel to the horizontal plane is formed in the inner side wall of the cavity 7, a first sliding block 14 fixedly connected with the first motor 9 is connected in the track 12 in a sliding manner, a first driving assembly 13 is arranged in the track 12, and the first driving assembly 13 is used for driving the first sliding block 14 to move along the direction of the track 12.
In order to facilitate the movement of the first heat dissipation fins 8 and drive the circulation of air in the cavity, the first driving assembly 13 includes a first electric telescopic rod, and the telescopic end of the first electric telescopic rod is connected with the first sliding block 14.
In order to facilitate the movement of the first heat dissipation fins 8 and drive the circulation of air in the cavity, the first driving assembly 13 includes a second motor, an output end of the second motor is connected with a first lead screw, a first ball is sleeved on the first lead screw, and the first ball is connected with the first sliding block 14.
When the injection mold body 1 is used for injection molding, when the injection molding workpiece needs to be radiated, the temperature of each point in the injection mold is uniformly radiated as much as possible, when the temperature control sheet 21 searches that the temperature is higher, the temperature of the pipe wall of the circulating air pipe rises along with the temperature, the second radiating fin 15 close to the arc-shaped groove 22 is heated, then the temperature rises, when the temperature reaches the critical value of the temperature control sheet 21 on the second radiating fin 15, the temperature control sheet 21 conducts the circuit of the electromagnetic block 17 corresponding to the second radiating fin 1 clockwise adjacent to the second radiating fin 1, at the moment, the conducted electromagnetic block 17 is pulled by magnetic force to turn to the arc-shaped groove 22, and the second radiating fin 1 reaching the critical value of the temperature control sheet 21 is pushed away from the arc-shaped groove 22 and radiates heat outwards, and meanwhile, the rotating shaft 18 rotates and drives the fan blade 23 to rotate, just, flabellum 23 drives the wind-blowing of circulation tuber pipe 3 to 3 lateral walls of circulation tuber pipe, and radiator fan is convenient for bring external cold air into circulation tuber pipe 3, and the hot-air of the circulation tuber pipe 3 heat absorption of being convenient for simultaneously upwards discharges, and cross flow fan 2 work further improves the circulation of the interior air of circulation tuber pipe 3, and the hot-air of being convenient for upwards discharges.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.
In addition, well-known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown in the provided figures, for simplicity of illustration and discussion, and so as not to obscure one or more embodiments of the disclosure. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the understanding of one or more embodiments of the present description, and this also takes into account the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the one or more embodiments of the present description are to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the disclosure, it should be apparent to one skilled in the art that one or more embodiments of the disclosure can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present disclosure has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.

Claims (10)

1. The heat dissipation device of the injection mold is characterized by comprising an injection mold body (1), a plurality of circulation air pipes are arranged on the side wall of the injection mold body (1) at equal intervals, a heat dissipation fan is arranged at the lower port of each circulation air pipe, arc-shaped grooves (22) are arranged in each circulation air pipe and close to the inner side wall of the injection mold body (1) at equal intervals, cross flow fans (2) are arranged on the inner side walls, opposite to the arc-shaped grooves (22), in the circulation air pipes, first heat dissipation assemblies are arranged at the positions of the arc-shaped grooves (22), each first heat dissipation assembly comprises a rotating shaft (18), the rotating shafts (18) are arranged on the circular center axes of the arc-shaped grooves (22), at least two connecting rods (19) are arranged on the outer side wall of the rotating shafts (18) at equal intervals, be provided with flabellum (23) on connecting rod (19) lateral wall, the end connection of connecting rod (19) has arc connecting plate (20), the middle part inboard of arc connecting plate (20) with connecting rod (19) are connected, the middle part outside of arc connecting plate (20) is provided with electromagnetism piece (17), the magnetic line of force direction of electromagnetism piece (17) is followed the radial direction of axis of rotation (18), arc connecting plate (20) outside is provided with a plurality of second radiating fin (15), be provided with temperature control piece (21) on arc connecting plate (20), each temperature control piece (21) and rather than clockwise adjacent electromagnetism piece (17) electric connection and the break-make of controlling this electromagnetism piece (17) electric current.
2. The heat dissipation device of an injection mold according to claim 1, wherein a connecting frame (16) connected with each rotating shaft (18) is arranged in the ventilation duct, a third electric telescopic rod is connected to an end of the connecting frame (16), a telescopic end of the third electric telescopic rod is connected to an end of the connecting frame (16), and an axis of the third electric telescopic rod and an axis of the ventilation duct are perpendicular to each other.
3. The heat dissipation device of an injection mold according to claim 2, wherein a second driving assembly connected to the connecting frame (16) is disposed in the ventilation duct, the second driving assembly is connected to the connecting frame (16) through the third electric telescopic rod, and the second driving assembly drives the connecting frame (16) to move up and down along the axial direction of the ventilation duct.
4. The heat dissipation device of an injection mold as claimed in claim 3, wherein the second driving assembly comprises a second electric telescopic rod, and the telescopic end of the second electric telescopic rod is connected with the third electric telescopic rod.
5. The heat dissipation device of an injection mold according to claim 3, wherein the second driving assembly comprises a third motor, an output end of the third motor is connected with a second lead screw, a second ball is sleeved on the second lead screw, a sliding chute is formed in the inner side wall of the ventilation duct (3), a sliding slider fixedly connected with the second ball is slidably connected in the sliding chute, and the second ball is connected with the third electric telescopic rod.
6. An injection mold heat sink according to claim 1, wherein a heat sink water tank (5) is provided at a lower portion of the injection mold body (1).
7. The injection mold heat dissipation device according to claim 6, wherein a water storage tank (6) is arranged on one side of the heat dissipation water tank (5), an air duct is arranged on the upper end surface of the heat dissipation water tank (5), a heat dissipation water pipe (4) is arranged in the air duct, one end of the heat dissipation water pipe (4) is communicated with the heat dissipation water tank (5), the other end of the heat dissipation water pipe (4) is communicated with the water storage tank (6), the water storage tank (6) is communicated with the heat dissipation water tank (5) through a communication water pipe, and water pumps are arranged on the heat dissipation water pipe (4) and the communication water pipe.
8. The injection mold heat dissipation device as defined in claim 6, wherein a cavity (7) is disposed above the heat dissipation water tank (5), heat dissipation holes (11) are respectively formed on two sides of the cavity (7), a first motor (9) is connected to an inner side wall of the cavity (7), an output end of the first motor (9) is provided with a first rotating shaft (10), and first heat dissipation fins (8) are disposed on an outer side wall of the first rotating shaft (10) at equal intervals.
9. The heat dissipation device of an injection mold according to claim 8, wherein a track (12) arranged parallel to a horizontal plane is formed on an inner side wall of the cavity (7), a first slider (14) fixedly connected with the first motor (9) is slidably connected to the track (12), a first driving assembly (13) is arranged in the track (12), and the first driving assembly (13) is used for driving the first slider (14) to move along the direction of the track (12).
10. An injection mould heat sink according to claim 9, characterised in that the first drive assembly (13) comprises a first electric telescopic rod, the telescopic end of which is connected to the first slide (14).
CN202010941395.0A 2020-09-09 2020-09-09 Heat dissipation device of injection mold Pending CN112248386A (en)

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Application Number Priority Date Filing Date Title
CN202010941395.0A CN112248386A (en) 2020-09-09 2020-09-09 Heat dissipation device of injection mold

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Publication Number Publication Date
CN112248386A true CN112248386A (en) 2021-01-22

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CN210132736U (en) * 2019-07-05 2020-03-10 苏州乐荣精密机械有限公司 Thermosetting plastic injection mold
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110092649A (en) * 2010-02-10 2011-08-18 서울과학기술대학교 산학협력단 Mold heating and cooling system using vapor compression cycle
CN106079325A (en) * 2016-06-24 2016-11-09 芜湖市万华塑料制品有限公司 The cooling body of injection mold
EP3524403A1 (en) * 2018-02-13 2019-08-14 G. A. Röders GmbH & Co. KG Druck- & Spritzguss Device and method for cooling a casting mould
CN108327182A (en) * 2018-04-26 2018-07-27 杨传平 A kind of injection mold being quickly cooled down demoulding
CN110667063A (en) * 2018-07-03 2020-01-10 温州巨丰模架有限公司 Injection mold
CN210132736U (en) * 2019-07-05 2020-03-10 苏州乐荣精密机械有限公司 Thermosetting plastic injection mold
CN111571963A (en) * 2020-04-22 2020-08-25 芜湖荣基实业有限公司 Injection molding device for high polymer plastic

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Application publication date: 20210122