CN214773823U

CN214773823U - Injection mold capable of being cooled rapidly

Info

Publication number: CN214773823U
Application number: CN202120892021.4U
Authority: CN
Inventors: 施明炼
Original assignee: Zhejiang Daan Electronic Technology Co ltd
Current assignee: Zhejiang Daan Electronic Technology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-19
Anticipated expiration: 2031-04-27

Abstract

The utility model discloses a but quick refrigerated injection mold, its structure includes bedplate down, bedplate upper end center department is fixed with the bed die down, the equal fixedly connected with support piece of bedplate upper end four corners department down, bedplate on the common fixedly connected with of support piece's the other end, two hydraulic parts of lower terminal surface fixedly connected with of going up the bedplate, the mould is gone up to the common fixedly connected with of output of hydraulic part, go up mould and bed die looks adaptation and lid in the bed die upper end, the center department of going up the mould has seted up the mouth of moulding plastics, the lower bedplate upper end is located the reversing element that has a plurality of supplementary bed die all around and heaies up or cool down of bed die, the reversing element includes the baffle, the center department of terminal surface extends has the spliced pole under the baffle, the cavity has been seted up to the corresponding position department that the base is located the reversing element, the spliced pole extends to in the cavity and is connected with actuating mechanism.

Description

Injection mold capable of being cooled rapidly

Technical Field

The utility model relates to an injection mold technical field, more specifically say, it relates to a but quick refrigerated injection mold.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used in batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification, and a cooling and heat-radiating device is often needed when the injection mold is used for manufacturing plastic finished products.

Most of the existing injection molds are provided with a liquid injection cavity in a lower mold, and then cooling liquid is injected into the liquid injection cavity to cool the molds, but the method has the following defects: 1. injection mold often need carry out mass production to same product in the course of the work, if use above-mentioned method to cool down the mould, can make every mould of production just will annotate the coolant liquid in the oil cavity and take out repeatedly and pour into, whole operation process is comparatively loaded down with trivial details and latency is longer, and the coolant liquid remains easily simultaneously in annotating the liquid intracavity and then leads to the unable rapid heating up of mould when next moulding plastics.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a but quick refrigerated injection mold to solve above-mentioned problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: an injection mold capable of being cooled rapidly comprises a lower seat plate, a lower mold is fixed at the center of the upper end of the lower seat plate, supporting pieces are fixedly connected at four corners of the upper end of the lower seat plate, an upper seat plate is fixedly connected with the other ends of the supporting pieces, two hydraulic pieces are fixedly connected with the lower end face of the upper seat plate, an upper mold is fixedly connected with the output ends of the hydraulic pieces, the upper mold is matched with the lower mold and covers the upper end of the lower mold, an injection molding opening is formed in the center of the upper mold, a plurality of reversing pieces for assisting the lower mold in heating or cooling are arranged at the periphery of the lower mold at the upper end of the lower seat plate, each reversing piece comprises a partition plate, each partition plate is in a triangular prism structural design, a cooling plate, a heating plate and a normal temperature plate are respectively arranged on three side faces of each partition plate, a connecting column extends from the center of the lower end face of each partition plate, a cavity is formed in the corresponding position of each reversing piece in the lower seat plate, each connecting column extends into each cavity and is connected with a driving mechanism, the driving mechanism comprises a driven part fixedly sleeved on the outer ring of the connecting column and a driving part positioned on one side of the driven part.

The scheme has the advantages that: the baffle of switching-over piece adopts triangular prism structural design, impel the cooling board, intensification board and normal atmospheric temperature board are towards three not equidirectional respectively, and the cooling board, can not influence each other between heating board and the normal atmospheric temperature board, wherein the cooling board has the effect of supplementary cooling, the heating board has the effect of supplementary intensification, every switching-over piece all is controlled through actuating mechanism simultaneously, make the switching-over piece can respond to mould plastics and need the switching-over direction and then make the face of different functions towards lower bolster one side, even will carry out large batch production to same product, the switching-over piece also can respond to production needs quick switching-over direction and reach the assigned position, the device operation process is simple swift, workman's latency has been saved, production efficiency is improved.

The utility model discloses further set up to: the follower is triangle-shaped structural design, and the center department of follower sets up the pilot hole that supplies the spliced pole to pass, uses the pilot hole to set up three location logical groove as the axle center equidistance on the follower, and adjacent location leads to and has the arcwall face between the groove, and the arcwall face is along looks adaptation with the outer of driving piece.

The scheme has the advantages that: the follower has been seted up three location for triangle-shaped structure and equidistance and has been led to the groove, and the driving piece leads to the position conversion between the groove through controlling three location alright drive switching-over piece and trade the face fast, and the arcwall face laminates the outer edge of driving piece all the time and can not cause the jamming to the motion of driving piece when driving the follower motion simultaneously, can drive the follower rotation by the more efficient through the driving piece.

The utility model discloses further set up to: the driving piece is the disc structural design, and driving piece up end one side is concave to be equipped with the sector groove, and the sector groove is kept away from one side of fan-shaped cambered surface and is had the reference column, and driving piece up end and follower up end are in same horizontal position and the degree of depth of sector groove is unanimous with the thickness of follower, and the reference column gets into the logical groove of location and drives the follower rotation when the driving piece rotates.

The scheme has the advantages that: every time the driving piece rotates the round and just drives a follower and moves one section fixed distance, the follower just drives the switching-over piece and rotates and trade the face, cooperation through between driving piece and the follower makes the switching-over piece can respond to mould production needs and realize changing the face fast, simultaneously through setting up the fan-shaped groove for when driving piece and follower are crossing, the driving piece can not cause the jamming to the rotation of follower.

The utility model discloses further set up to: the center of the driving piece is provided with a through hole for the rotating shaft to pass through, the rotating shaft penetrates through the through hole and is fixedly connected with the upper end face and the lower end face of the cavity, and a driving motor used for controlling the driving piece to rotate is further arranged below the driving piece.

The scheme has the advantages that: every driving piece all rotates through driving motor control, and every driving motor all is connected with the control unit electricity, can more efficient control actuating mechanism drive the switching-over piece through the control unit and turn to in step.

The utility model discloses further set up to: the driving piece is designed to be a hollow structure and is provided with a plurality of reinforcing ribs.

The scheme has the advantages that: the driving piece can alleviate the weight of driving piece for hollow out construction design furthest, and then alleviates driving motor's operating pressure, guarantees the bulk strength of driving piece through the strengthening rib simultaneously.

The utility model discloses further set up to: the upper end surface of the lower base plate is positioned outside the reversing piece and is provided with a baffle.

The scheme has the advantages that: the baffle is arranged to prevent an operator from mistakenly touching the reversing piece when the device is used, so that the operator is injured, and the use safety of the device is improved.

The utility model discloses further set up to: the lower end of the cooling plate is connected with a refrigerator, and the lower part of the heating plate is connected with a heater.

The scheme has the advantages that: the refrigerator and the heater are electrically connected with the control unit, and the work of the refrigerator and the heater can be more efficiently controlled through the control unit.

The utility model discloses further set up to: the number of commutators is at least one per side.

The scheme has the advantages that: all set up the switching-over piece around the bed die and make the bed die be heated or receive the cold more even, improve the work efficiency of device.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural diagram of the driving mechanism of the present invention;

fig. 3 is a schematic perspective view of the reversing element of the present invention;

fig. 4 is a schematic perspective view of the driving member and the driven member of the present invention;

fig. 5 is a partially enlarged view of a portion a in fig. 2.

Reference numerals: 1. a lower seat plate; 101. a lower die; 102. a support member; 103. an upper seat plate; 104. a hydraulic part; 105. an upper die; 106. an injection molding port; 107. a baffle plate; 2. a reversing member; 201. a partition plate; 202. a cooling plate; 203. a temperature raising plate; 204. a normal temperature plate; 205. connecting columns; 206. a cavity; 207. a refrigerator; 208. a heater; 3. a driven member; 301. an assembly hole; 302. positioning the through groove; 303. an arc-shaped surface; 4. a drive member; 401. a sector groove; 402. a positioning column; 403. a through hole; 404. a drive motor; 405. reinforcing ribs; 406. a rotating shaft; 5. a control unit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an injection mold capable of fast cooling according to an embodiment of the present invention includes a lower seat plate 1, a lower mold 101 is fixed at a center of an upper end of the lower seat plate 1, support members 102 are fixedly connected to four corners of the upper end of the lower seat plate 1, an upper seat plate 103 is fixedly connected to another end of the support members 102, two hydraulic members 104 are fixedly connected to a lower end surface of the upper seat plate 103, an upper mold 105 is fixedly connected to an output end of the hydraulic members 104, the upper mold 105 is adapted to the lower mold 101 and covers the upper end of the lower mold 101, an injection port 106 is formed at a center of the upper mold 105, a plurality of direction changing members 2 for assisting temperature rise or decrease of the lower mold 101 are disposed at the periphery of the lower mold 101 at the upper end of the lower seat plate 1, the direction changing members 2 include a partition plate 201, the partition plate 201 is designed in a triangular prism structure, a temperature decreasing plate 202, a temperature increasing plate 203 and a normal temperature plate 204 are disposed at three sides of the partition plate 201, the center department of baffle 201 lower extreme face extends has spliced pole 205, and the cavity 206 has been seted up to the corresponding position department that lies in switching-over piece 2 in the bedplate down 1, and spliced pole 205 extends to in the cavity 206 and is connected with actuating mechanism, and actuating mechanism is including fixed cover locating the follower 3 of spliced pole 205 outer lane to and be located the driving piece 4 of follower 3 one side. When the injection molding machine is used, the upper die 105 is controlled to be pressed downwards through the hydraulic part 104, a plastic hot solution is injected through the injection molding opening 106, when the injection molding of the die is completed, the die needs to be cooled and solidified to obtain a formed product, at the moment, the reversing parts 2 around the lower die 101 are driven to rotate through the driving mechanism, specifically, the driving part 4 drives the driven part 3 to rotate, the driven part 3 drives the connecting post 205 to rotate, the connecting post 205 drives the partition plate 201 to rotate, the three directions of the partition plate 201 are the cooling plate 202, the heating plate 203 and the normal temperature plate 204 respectively, after the injection molding of the upper die 105 and the lower die 101 is completed, the driving mechanism drives the partition plate 201 to rotate and drives the cooling plate 202 to rotate to the side facing the lower die 101, and the cooling plate 202 has an auxiliary cooling effect on the lower die 101; when the upper mold 105 and the lower mold 101 are in an injection molding state, the driving mechanism drives the partition plate 201 to rotate and causes the temperature rising plate 203 to rotate to the side facing the lower mold 101, and the temperature rising plate 203 has an auxiliary temperature rising effect on the lower mold 101; when the lower die 101 does not need to be heated or cooled, the driving mechanism drives the partition plate 201 to rotate and drives the normal temperature plate 204 to rotate to the side facing the lower die 101; the partition 201 is designed to have a triangular prism structure, so that the cooling plate 202, the warming plate 203 and the normal temperature plate 204 face three different directions, and the cooling plate 202, the warming plate 203 and the normal temperature plate 204 are not affected by each other.

The driven part 3 is designed to be a triangular structure, an assembly hole 301 for the connecting column 205 to pass through is formed in the center of the driven part 3, three positioning through grooves 302 are formed in the driven part 3 at equal intervals by taking the assembly hole 301 as an axis, an arc-shaped surface 303 is arranged between every two adjacent positioning through grooves 302, and the arc-shaped surface 303 is matched with the outer edge of the driving part 4; the driving part 4 is designed to be a disc structure, a fan-shaped groove 401 is concavely arranged on one side of the upper end face of the driving part 4, a positioning column 402 is arranged on one side, away from a fan-shaped cambered surface, of the fan-shaped groove 401, the upper end face of the driving part 4 and the upper end face of the driven part 3 are located on the same horizontal position, the depth of the fan-shaped groove 401 is consistent with the thickness of the driven part 3, and the positioning column 402 enters the positioning through groove 302 and drives the driven part 3 to rotate when the driving part 4 rotates. When in use, because the driving part 4 is designed in a disc structure, one side of the upper end surface of the driving part 4 is concavely provided with a fan-shaped groove 401, wherein the fan-shaped cambered surface of the fan-shaped groove 401 faces one side of the central point of the driving part 4, one side of the fan-shaped groove 401 away from the fan-shaped cambered surface is provided with a positioning column 402, wherein the upper end surface of the driving part 4 and the upper end surface of the driven part 3 are positioned at the same horizontal position, the depth of the fan-shaped groove 401 is consistent with the thickness of the driven part 3, the driving part 4 is controlled to rotate clockwise or anticlockwise, the fan-shaped groove 401 and the positioning column 402 at the outer end of the fan-shaped groove 401 are driven to rotate by taking the central point of the driving part 4 as an axis, when the driving part 4 rotates, the outer edge of the driving part 4 is always tightly attached to the arc-shaped surface 303 of the driven part 3 and can not cause clamping stagnation to the movement of the driving part 4, when the fan-shaped groove 401 and the positioning column 402 slide to one side of the driven part 3, the positioning column 402 slides to the deepest of the positioning through groove 302, the positioning column 402 is abutted to the deepest of the positioning through groove 302, at this time, the driving member 4 continues to rotate and drives the driven member 3 to rotate, one end of the driven member 3 slides across the fan-shaped arc surface of the fan-shaped groove 401 to reach the other side of the driving member 4, and the driving member 3 is driven to rotate for a fixed distance every time the driving member 4 rotates for one circle, so that the surface change of the reversing member 2 is realized.

A through hole 403 is formed in the center of the driving member 4 for the rotating shaft 406 to pass through, the rotating shaft 406 passes through the through hole 403 and is fixedly connected with the upper and lower end faces of the cavity 206, and a driving motor 404 for controlling the driving member 4 to rotate is further disposed below the driving member 4. When the steering mechanism is used, each driving piece 4 is controlled by the driving motor 404 to rotate, each driving motor 404 is electrically connected with the control unit 5 on one side of the lower seat plate 1, and the control unit 5 controls the driving mechanism to drive the reversing piece 2 to synchronously steer.

The driving member 4 is designed to be a hollow structure and is provided with a plurality of reinforcing ribs 405. When using, driving piece 4 is hollow out construction can the at utmost alleviate the weight of driving piece 4, and then alleviates driving motor 404's operating pressure, guarantees driving piece 4's bulk strength through strengthening rib 405 simultaneously.

The upper end surface of the lower seat plate 1 is provided with a baffle 107 at the outer side of the reversing piece 2. When using, avoid the operation workman to touch the switching-over piece 2 and then cause the injury to the operation workman by mistake when using the device through setting up baffle 107, improve the safety in utilization of device.

The lower end of the cooling plate 202 is connected with a refrigerator 207, and the lower part of the heating plate 203 is connected with a heater 208. When in use, the cooling plate 202 is cooled by the refrigerator 207, and the warming plate 203 is warmed by the heater 208, wherein the refrigerator 207 and the heater 208 are both electrically connected with the control unit 5, and the operation of the refrigerator 207 and the heater 208 can be more efficiently controlled by the control unit 5.

The number of commutators 2 is at least one per side. When in use. The quantity of switching-over piece 2 is at least one for every side, all sets up switching-over piece 2 around bed die 101 and makes bed die 101 be heated or be cooled more evenly, improves the work efficiency of device.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a but quick refrigerated injection mold, includes bedplate (1) down, its characterized in that: the mold comprises a lower seat plate (1), a lower mold (101) is fixed at the center of the upper end of the lower seat plate (1), support pieces (102) are fixedly connected at four corners of the upper end of the lower seat plate (1), an upper seat plate (103) is fixedly connected at the other end of each support piece (102), two hydraulic parts (104) are fixedly connected to the lower end face of each upper seat plate (103), an upper mold (105) is fixedly connected at the output end of each hydraulic part (104), the upper mold (105) is matched with the lower mold (101) and covers the upper end of the lower mold (101), an injection molding port (106) is formed in the center of each upper mold (105), a plurality of reversing pieces (2) for assisting the temperature rise or fall of the lower mold (101) are arranged at the periphery of the lower mold (101) at the upper end of the lower seat plate (1), each reversing piece (2) comprises a partition plate (201), and each partition plate (201) is designed in a triangular prism structure, three side of baffle (201) has cooling board (202), intensification board (203) and normal temperature board (204) respectively, the center department of terminal surface extends under baffle (201) has spliced pole (205), cavity (206) have been seted up to the corresponding position department that lies in switching-over piece (2) in bedplate (1) down, spliced pole (205) extend to in cavity (206) and are connected with actuating mechanism, actuating mechanism locates follower (3) of spliced pole (205) outer lane including fixed cover, and is located driving piece (4) of follower (3) one side.

2. The rapidly coolable injection mold of claim 1, wherein: follower (3) are triangle-shaped structural design, the center department of follower (3) sets up pilot hole (301) that supply spliced pole (205) to pass, use pilot hole (301) to offer logical groove (302) of three location as axle center equidistance on follower (3), adjacent the groove (302) are led to in the location has arcwall face (303), arcwall face (303) and driving piece (4) outer along looks adaptation.

3. The rapidly coolable injection mold of claim 1, wherein: driving piece (4) are disc structural design, driving piece (4) up end one side is concave to be equipped with fan-shaped groove (401), one side that fan-shaped cambered surface was kept away from in fan-shaped groove (401) has reference column (402), the degree of depth that driving piece (4) up end and follower (3) up end were in same horizontal position and fan-shaped groove (401) is unanimous with the thickness of follower (3), when driving piece (4) rotate reference column (402) get into the logical groove of location (302) and drive follower (3) and rotate.

4. The rapidly coolable injection mold of claim 3, wherein: the center of the driving part (4) is provided with a through hole (403) for the rotating shaft (406) to pass through, the rotating shaft (406) penetrates through the through hole (403) and is fixedly connected with the upper end face and the lower end face of the cavity (206), and a driving motor (404) for controlling the driving part (4) to rotate is further arranged below the driving part (4).

5. The rapidly coolable injection mold of claim 4, wherein: the driving piece (4) is designed to be a hollow structure and is provided with a plurality of reinforcing ribs (405).

6. The rapidly coolable injection mold of claim 1, wherein: the upper end face of the lower seat plate (1) is positioned on the outer side of the reversing piece (2) and is provided with a baffle plate (107).

7. The rapidly coolable injection mold of claim 1, wherein: the lower end of the cooling plate (202) is connected with a refrigerator (207), and a heater (208) is connected below the heating plate (203).

8. The rapidly coolable injection mold of claim 1, wherein: the number of the reversing pieces (2) is at least one on each side.