CN113524591A

CN113524591A - Injection mold with simple structure and water blowing device

Info

Publication number: CN113524591A
Application number: CN202110864064.6A
Authority: CN
Inventors: 刘晓明; 蔡宗富
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2021-10-22

Abstract

The invention provides an injection mold with a simple structure and a water blowing device, which comprises a mold main body; two groups of sealing mechanisms are arranged in the die main body, a triggering part is arranged on the die main body, and a connecting device is arranged at the top of the die main body; the top of the mould main body is provided with a fan and a water suction pump, and the fan is positioned in front of the water suction pump; the control mechanism is arranged at the top of the die main body, the separating part and the two groups of pushing parts are arranged at the bottom of the die main body, and the driving mechanisms are arranged on the left side and the right side of the die main body.

Description

Injection mold with simple structure and water blowing device

Technical Field

The invention belongs to the technical field of injection molds, and particularly relates to an injection mold with a simple structure and a water blowing device.

Background

Injection mold, production speed is fast, efficient, and the operation can realize the automation, and the design and color variety is many, and the shape can be by brief to numerous, but in order to accelerate the shaping speed in the die cavity during production, can often can use water to cool off the die cavity to the cooling of mould cooling, but after cooling off, have some moisture to remain in the water course in the mould, make the inside corrosion of mould easily for a long time.

If the application number is: CN202010411152.6 discloses an injection mold with a water blowing device, which comprises a mold body, wherein an injection groove is formed in the upper end of the mold body, a circular groove is formed in the bottom of the injection groove, a disc is slidably connected to the inner wall of the circular groove, a vertical rod is fixedly connected to the lower end of the disc, a groove is formed in the side wall of the mold body, a lead screw is rotatably connected to the inner wall of the groove, an ejection mechanism for ejecting the disc is mounted on the lead screw, a sliding groove is formed in the side wall of the mold body, and a first driving mechanism for driving the vertical rod to rotate is mounted in the sliding groove; according to the invention, the slide block slides through the connecting rod to push the vertical rod to move upwards through the rotation of the screw rod, so that the disc is pushed upwards, a product on the disc is ejected out, the product is taken out conveniently, water in the water storage box is continuously extruded into the cooling pipeline when the one-way sliding plate slides back and forth on the inner wall of the water storage box, the continuous circulation of the water in the cooling pipeline is realized, and the cooling of the product is accelerated.

Based on the foregoing, the inventor discovers, have the injection mold who blows the water installation at present, all rely on staff control cooling valve and blow the water valve when using, staff's intensity of labour has been increased on the one hand, work efficiency has been reduced, some lazy staff of on the other hand do not blow water to the cooling bath of mould, and then lead to the inside cooling bath of mould to corrode, the life of mould has been reduced, product performance has been reduced simultaneously, be not convenient for use, and the injection mold who blows the water installation has at present, can only be through staff's supplementary drawing of patterns when the drawing of patterns, automatic demoulding when the mould opens and shuts, and then the process time of product has been increased, the loss of mill has been caused, current injection mold has not satisfied contemporary user demand.

Disclosure of Invention

In order to solve the technical problems, the invention provides an injection mold with a simple structure and a water blowing device, and aims to solve the problems that in the prior art, workers are used for controlling a cooling valve and a water blowing valve, so that the labor intensity of the workers is increased, the working efficiency is reduced, and on the other hand, some workers who are too lazy do not blow water to a cooling tank of the mold, so that the cooling tank inside the mold is corroded, the service life of the mold is prolonged, the product performance is reduced, the use is inconvenient, the demolding can be assisted only by the workers during demolding, the mold cannot be automatically demolded when the mold is opened and closed, the processing time of the product is prolonged, and the loss of a factory is caused.

The invention has simple structure and the purpose and the effect of the injection mold with the water blowing device, and is achieved by the following specific technical means:

an injection mold with a simple structure and a water blowing device comprises a mold main body;

two groups of sealing mechanisms are arranged in the die main body, a triggering part is arranged on the die main body, and a connecting device is arranged at the top of the die main body; the top of the mould main body is provided with a fan and a water suction pump, and the fan is positioned in front of the water suction pump;

and the control mechanism is arranged at the top of the die main body, the bottom of the die main body is provided with a separating part and two groups of pushing parts, and the left side and the right side of the die main body are provided with driving mechanisms.

Further, the sealing mechanism includes:

the connector is in threaded connection with the lower die;

the fixed ring, fixed ring and last mould fixed connection, fixed ring's bottom fixed mounting has four uide pins, and slidable mounting has sealed cap on four uide pins to the externally mounted of four uide pins has the spring, and four springs are located between sealed cap and the fixed ring moreover.

Further, the control mechanism further includes:

the first push switch is fixedly arranged on the inner side of the front fixing plate;

the second push switch is fixedly arranged on the inner side of the rear fixing plate;

and the driving column is fixedly arranged at the front end of the sliding part and penetrates through the front fixing plate.

Further, the connecting device includes:

the connecting pipe is arranged at the top of the upper die and is connected with the second cooling groove;

the check valves are four in number and are fixedly installed inside the connecting pipe.

Further, the pushing portion includes:

the mounting block is fixedly connected with the lower die;

the pushing shaft is rotatably arranged inside the mounting block;

and the cam is fixedly arranged at the inner end of the pushing shaft.

Further, the mold body includes:

the cooling device comprises a lower die, a first cooling groove is formed in the lower die, and two guide columns are fixedly mounted at the top of the lower die;

the upper die is arranged at the top of the lower die and is in sliding connection with the two guide columns, and a cooling groove II is formed in the upper die;

the mounting bracket, the mounting bracket is equipped with two altogether, and two mounting bracket fixed mounting are in the outside of lower mould and last mould.

Further, the control mechanism includes:

the mounting plate is fixedly connected with the upper die;

the two fixing plates are arranged and fixedly arranged at the top of the mounting plate;

and the sliding part is arranged on the mounting plate in a sliding manner, and a spring is fixedly arranged between the sliding part and the rear fixing plate.

Further, the driving mechanism includes:

the L-shaped rod is fixedly connected with the upper die, and a rack is fixedly mounted at the front end of the L-shaped rod;

the drive shaft, the drive shaft rotates with the lower mould to be connected, and the outer end fixed mounting of drive shaft has the gear to the drive shaft with promote the axle and pass through the belt and be connected, gear and rack toothing are connected moreover.

Further, the separation portion includes:

the solid block is connected with the lower die in a sliding manner, and a spring is arranged between the solid block and the lower die;

the two limiting columns are arranged and fixedly connected with the lower die;

and the pushing plate is fixedly arranged at the bottom of the solid block and is connected with the two limiting columns in a sliding manner.

Further, the trigger part includes:

the connecting rod is fixedly connected with the lower die;

trigger head, trigger head fixed mounting is on the connecting rod.

The invention at least comprises the following beneficial effects:

1. according to the invention, the four guide pins are fixedly arranged at the bottom of the fixing ring, the sealing caps are slidably arranged on the four guide pins, the springs are arranged outside the four guide pins and are positioned between the sealing caps and the fixing ring, so that when the lower die and the upper die are closed, the sealing caps are tightly attached to the connectors, and the friction between the sealing caps and the connectors is reduced on the premise of ensuring sealing, so that the water in the cooling groove I and the cooling groove II is prevented from leaking, the sealing effect is improved, and the upper die is more stable when the upper die is opened because the two guide columns are fixedly arranged at the top of the lower die and are slidably connected with the two guide columns, and meanwhile, the sealing caps and the connectors are always in concentric positions, so that the use is convenient.

2. Because the connecting rod is fixedly connected with the lower die and the trigger head is fixedly arranged on the connecting rod, when the lower die and the upper die are closed, the trigger head is contacted with the driving column, at the moment, the press switch II is triggered under the action of the sliding part, the press switch II is electrically connected with the water suction pump, so that when the lower die and the upper die are closed, the water suction pump starts to work, the injection molding product is conveniently and quickly cooled, and the cooling efficiency is improved, because the spring is fixedly arranged between the sliding part and the rear fixing plate, when the lower die and the upper die are opened, the trigger head is separated from the driving column, the sliding part is contacted with the press switch I under the action of the spring, at the moment, the press switch I is triggered under the action of the sliding part, and because the press switch I is electrically connected with the fan, when the lower die and the upper die are opened, the fan starts to work, and the redundant water in the cooling tank II is conveniently discharged, the water blowing device improves the water blowing quality, further can automatically control the fan and the water suction pump to work according to the opening and closing conditions of the lower die and the upper die, reduces the labor intensity of workers and improves the working efficiency.

3. According to the invention, the L-shaped rod is fixedly connected with the upper die, the rack is fixedly installed at the front end of the L-shaped rod, and the gear is meshed with the rack, so that the upper die is driven to rotate when opened and closed, the driving shaft is connected with the pushing shaft through the belt, the cam is driven to rotate when the gear rotates, the solid block is connected with the lower die in a sliding manner, the spring is installed between the solid block and the lower die, the solid block moves up and down in a reciprocating manner under the action of the spring when the cam rotates, when the solid block moves up and down in a reciprocating manner, slight vibration is generated on the lower die, and further when the lower die and the upper die are opened, an internal product is automatically demoulded under the vibration action of the solid block, and the working efficiency is improved.

Drawings

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

Fig. 2 is a schematic view of another structure according to the present invention.

FIG. 3 is a schematic structural view of the die body of the present invention.

Fig. 4 is a schematic view of the center cut structure of the present invention.

Fig. 5 is a schematic structural view of the sealing mechanism of the present invention.

Fig. 6 is a partially enlarged structural view of the area a in fig. 4 according to the present invention.

Fig. 7 is a schematic view of the hidden structure of the mounting bracket of the present invention.

Fig. 8 is a schematic view of the structure of fig. 7 from another view angle according to the present invention.

Fig. 9 is a schematic structural view of the trigger part of the present invention.

Fig. 10 is a schematic view of the construction of the connecting device of the present invention.

Fig. 11 is a schematic structural view of the control mechanism of the present invention.

Fig. 12 is a schematic view of the structure of fig. 11 from another view angle according to the present invention.

FIG. 13 is a schematic view of the structure of the separating section of the present invention.

Fig. 14 is a schematic structural view of the pushing portion of the present invention.

Fig. 15 is a partially enlarged view of the region B in fig. 7 according to the present invention.

Fig. 16 is a partially enlarged structural view of the region C in fig. 8 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a mold body; 101. a lower die; 1011. a first cooling tank; 1012. a guide post; 102. an upper die; 1021. a second cooling tank; 103. a mounting frame;

2. a sealing mechanism; 201. a connector; 202. a fixing ring; 2021. a guide pin; 2022. a sealing cap;

3. a trigger section; 301. a connecting rod; 302. a trigger head;

4. a connecting device; 401. a connecting pipe; 402. a one-way valve;

5. a control mechanism; 501. mounting a plate; 502. a fixing plate; 503. a slider; 504. a first press switch; 505. a second press switch; 506. a drive column;

6. a separation section; 601. a solid block; 602. a limiting column; 603. a push plate;

7. a pushing part; 701. mounting blocks; 702. pushing the shaft; 703. a cam;

8. a drive mechanism; 801. an L-shaped rod; 8011. a rack; 802. a drive shaft; 8021. a gear;

9. a fan;

10. a water suction pump.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two ends," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the description, and are not intended to indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be understood broadly, and for example, they may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Example (b):

as shown in figures 1 to 16:

the invention provides an injection mold with a simple structure and a water blowing device, which comprises a mold main body 1; two groups of sealing mechanisms 2 are arranged in the die main body 1, a trigger part 3 is arranged on the die main body 1, and a connecting device 4 is arranged at the top of the die main body 1; the top of the mould main body 1 is provided with a fan 9 and a water suction pump 10, and the fan 9 is positioned in front of the water suction pump 10; the control mechanism 5, the control mechanism 5 is installed at the top of the mould main body 1, and the bottom of the mould main body 1 is installed with a separating part 6 and two groups of pushing parts 7, and the left and right sides of the mould main body 1 are installed with driving mechanisms 8.

As shown in fig. 3 and 5, the mold body 1 includes: a first cooling groove 1011 is formed in the lower die 101, and two guide columns 1012 are fixedly mounted at the top of the lower die 101; the upper die 102 is arranged at the top of the lower die 101, the upper die 102 is connected with the two guide columns 1012 in a sliding manner, and a second cooling groove 1021 is formed in the upper die 102; mounting bracket 103, mounting bracket 103 are equipped with two altogether, and two mounting brackets 103 fixed mounting are in the outside of lower mould 101 and last mould 102, and sealing mechanism 2 includes: the connector 201, the connector 201 is connected with the lower die 101 by screw thread; the fixing ring 202, the fixing ring 202 and the upper die 102 are fixedly connected, four guide pins 2021 are fixedly mounted at the bottom of the fixing ring 202, a sealing cap 2022 is slidably mounted on the four guide pins 2021, and springs are mounted outside the four guide pins 2021, and the four springs are located between the sealing cap 2022 and the fixing ring 202, and specifically function as: because the bottom of the fixing ring 202 is fixedly provided with the four guide pins 2021, and the four guide pins 2021 are slidably provided with the sealing caps 2022, and the springs are arranged outside the four guide pins 2021, and the four springs are located between the sealing caps 2022 and the fixing ring 202, when the lower die 101 and the upper die 102 are closed, the sealing caps 2022 are tightly attached to the connectors 201, and the friction between the sealing caps 2022 and the connectors 201 is reduced on the premise of ensuring sealing, thereby avoiding the water in the cooling tank I1011 and the cooling tank II 1021 from leaking, improving the sealing effect, and because the top of the lower die 101 is fixedly provided with the two guide posts 1012, and the upper die 102 is slidably connected with the two guide posts 1012, the upper die 102 is more stable when being opened and closed, and meanwhile, the sealing caps 2022 and the connectors 201 are always in a concentric position, and the use is convenient.

As shown in fig. 9 to 12, the trigger 3 includes: the connecting rod 301, the connecting rod 301 is fixedly connected with the lower die 101; trigger head 302, trigger head 302 fixed mounting is on connecting rod 301, and connecting device 4 includes: a connecting pipe 401, wherein the connecting pipe 401 is arranged at the top of the upper die 102, and the connecting pipe 401 is connected with the second cooling groove 1021; check valves 402, check valves 402 are totally four, and four check valves 402 are fixedly installed in the inside of connecting pipe 401, and control mechanism 5 includes: the mounting plate 501, the mounting plate 501 is fixedly connected with the upper die 102; the number of the fixing plates 502 is two, and the two fixing plates 502 are fixedly arranged on the top of the mounting plate 501; a sliding part 503, the sliding part 503 is slidably mounted on the mounting plate 501, and a spring is fixedly mounted between the sliding part 503 and the rear fixing plate 502; a first push switch 504, wherein the first push switch 504 is fixedly arranged on the inner side of the front fixing plate 502; a second push switch 505, the second push switch 505 being fixedly mounted on the inner side of the rear fixing plate 502; a driving column 506, the driving column 506 is fixedly installed at the front end of the sliding member 503, and the driving column 506 penetrates through the front fixing plate 502, and the driving column 506 specifically functions as: because the connecting rod 301 is fixedly connected with the lower die 101, and the trigger head 302 is fixedly installed on the connecting rod 301, when the lower die 101 and the upper die 102 are closed, the trigger head 302 is in contact with the driving column 506, at this time, the second push switch 505 is triggered under the action of the sliding part 503, because the second push switch 505 is electrically connected with the water suction pump 10, when the lower die 101 and the upper die 102 are closed, the water suction pump 10 starts to work, the injection product is rapidly cooled, the cooling efficiency is improved, because a spring is fixedly installed between the sliding part 503 and the rear fixing plate 502, when the lower die 101 and the upper die 102 are opened and closed, the trigger head 302 is separated from the driving column 506, under the action of the spring, the sliding part 503 is in contact with the first push switch 504, at this time, the first push switch 504 is triggered under the action of the sliding part 503, and because the first push switch 504 is electrically connected with the fan 9, when the lower die 101 and the upper die 102 are opened, the fan 9 starts to work, so that redundant moisture in the second cooling tank 1021 can be conveniently discharged, the water blowing quality is improved, the fan 9 and the water suction pump 10 can be automatically controlled to work according to the opening and closing conditions of the lower die 101 and the upper die 102, the labor intensity of workers is reduced, and the working efficiency is improved.

As shown in fig. 13, 14, and 16, the separating unit 6 includes: the solid block 601 is connected with the lower die 101 in a sliding mode, and a spring is arranged between the solid block 601 and the lower die 101; the number of the limiting columns 602 is two, and the two limiting columns 602 are fixedly connected with the lower die 101; pushing plate 603, pushing plate 603 fixed mounting are in the bottom of solid block 601, and pushing plate 603 and two spacing posts 602 sliding connection, and promotion portion 7 includes: the mounting block 701, the mounting block 701 is fixedly connected with the lower die 101; a pushing shaft 702, wherein the pushing shaft 702 is rotatably arranged inside the mounting block 701; a cam 703, the cam 703 being fixedly installed at an inner end of the pushing shaft 702, the driving mechanism 8 including: the L-shaped rod 801 is fixedly connected with the upper die 102, and a rack 8011 is fixedly mounted at the front end of the L-shaped rod 801; the driving shaft 802, the driving shaft 802 is rotatably connected with the lower die 101, the outer end of the driving shaft 802 is fixedly provided with a gear 8021, the driving shaft 802 is connected with the pushing shaft 702 through a belt, and the gear 8021 is engaged with the rack 8011, and the specific functions are as follows: because L-shaped pole 801 and last mould 102 fixed connection, and L-shaped pole 801's front end fixed mounting has rack 8011, and gear 8021 is connected with the meshing of rack 8011, thereby make and drive gear 8021 and rotate when going up mould 102 and opening and shutting, because of drive shaft 802 with promote axle 702 and pass through the belt and be connected, thereby make gear 8021 drive cam 703 rotatory when rotating, again because of solid block 601 and lower mould 101 sliding connection, and install the spring between solid block 601 and the lower mould 101, and then when making cam 703 rotate, solid block 601 reciprocates under the effect of spring, when reciprocating under the effect of solid block 601 and reciprocating, can cause slight vibration to lower mould 101, and then when making lower mould 101 and last mould 102 open and shut, the automatic drawing of patterns of interior product under the vibration effect of solid block 601 has improved work efficiency.

In another embodiment, a wear-resistant rubber pad can be fixedly arranged at the outer end of the driving column 506, so that the wear of the driving column 506 is reduced, the service life of the invention is prolonged, and the use is more convenient.

The specific use mode and function of the embodiment are as follows:

when the invention is used, firstly, a worker installs the invention on an injection molding device, then molten plastic is injected into the invention, when a lower die 101 and an upper die 102 are closed, a trigger head 302 is contacted with a driving column 506, at the moment, a second push switch 505 is triggered under the action of a sliding part 503, the second push switch 505 is electrically connected with a water suction pump 10, so that when the lower die 101 and the upper die 102 are closed, the water suction pump 10 starts to work, the injection molding product is rapidly cooled, the cooling efficiency is improved, when the lower die 101 and the upper die 102 are opened and closed, the trigger head 302 is separated from the driving column 506, the sliding part 503 is contacted with the first push switch 504 under the action of a spring, at the moment, the first push switch 503 is triggered under the action of the sliding part, and the first push switch 504 is electrically connected with a fan 9, so that when the lower die 101 and the upper die 102 are opened, the fan 9 starts to work, and excess water in a first cooling groove 1011 and a second cooling groove 1021 is conveniently discharged, the water blowing quality is improved, the fan 9 and the water suction pump 10 can be automatically controlled to work according to the opening and closing conditions of the lower die 101 and the upper die 102, the labor intensity of workers is reduced, the working efficiency is improved, meanwhile, when the upper die 102 is opened and closed, the gear 8021 is driven to rotate, the driving shaft 802 is connected with the pushing shaft 702 through a belt, the gear 8021 is driven to rotate, the solid block 601 is connected with the lower die 101 in a sliding mode, a spring is arranged between the solid block 601 and the lower die 101, the solid block 601 moves up and down in a reciprocating mode under the action of the spring when the cam 703 rotates, when the solid block 601 moves up and down in the reciprocating mode, slight vibration can be caused to the lower die 101, and when the lower die 101 and the upper die 102 are opened and closed, internal products are automatically demoulded under the vibration effect of the solid block 601, and the working efficiency is improved.

The invention is not described in detail, but is well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a simple structure has injection mold who blows water installation which characterized in that: comprises a mould main body (1);

two groups of sealing mechanisms (2) are arranged in the die main body (1), a trigger part (3) is arranged on the die main body (1), and a connecting device (4) is arranged at the top of the die main body (1); the top of the die main body (1) is provided with a fan (9) and a water suction pump (10), and the fan (9) is positioned in front of the water suction pump (10);

the mold comprises a control mechanism (5), wherein the control mechanism (5) is installed at the top of a mold main body (1), a separation part (6) and two groups of pushing parts (7) are installed at the bottom of the mold main body (1), and driving mechanisms (8) are installed on the left side and the right side of the mold main body (1).

2. The injection mold with a simple structure and a water blowing device according to claim 1, wherein: the mold body (1) comprises:

the cooling device comprises a lower die (101), wherein a first cooling groove (1011) is formed in the lower die (101), and two guide columns (1012) are fixedly mounted at the top of the lower die (101);

the upper die (102), the upper die (102) is arranged at the top of the lower die (101), the upper die (102) is connected with the two guide columns (1012) in a sliding mode, and a second cooling groove (1021) is formed in the upper die (102);

the mounting frames (103) are arranged, the number of the mounting frames (103) is two, and the two mounting frames (103) are fixedly mounted on the outer sides of the lower die (101) and the upper die (102).

3. The injection mold with a simple structure and a water blowing device according to claim 2, wherein: the sealing mechanism (2) includes:

the connector (201), the connector (201) is connected with the lower die (101) by screw thread;

the fixing ring (202), the fixing ring (202) and the upper die (102) are fixedly connected, four guide pins (2021) are fixedly mounted at the bottom of the fixing ring (202), sealing caps (2022) are slidably mounted on the four guide pins (2021), springs are mounted outside the four guide pins (2021), and the four springs are located between the sealing caps (2022) and the fixing ring (202).

4. The injection mold with a simple structure and a water blowing device according to claim 2, wherein: the trigger section (3) includes:

the connecting rod (301), the connecting rod (301) is fixedly connected with the lower die (101);

the trigger head (302), trigger head (302) fixed mounting is on connecting rod (301).

5. The injection mold with a simple structure and a water blowing device according to claim 2, wherein: the connection device (4) comprises:

the connecting pipe (401) is arranged at the top of the upper die (102), and the connecting pipe (401) is connected with the second cooling groove (1021);

the number of the one-way valves (402) is four, and the four one-way valves (402) are fixedly arranged in the connecting pipe (401).

6. The injection mold with a simple structure and a water blowing device according to claim 2, wherein: the control mechanism (5) includes:

the mounting plate (501), the mounting plate (501) is fixedly connected with the upper die (102);

the number of the fixing plates (502) is two, and the two fixing plates (502) are fixedly arranged on the top of the mounting plate (501);

and the sliding piece (503) is mounted on the mounting plate (501) in a sliding manner, and a spring is fixedly mounted between the sliding piece (503) and the rear fixing plate (502).

7. An injection mold with a simple structure and a water blowing device according to claim 6, characterized in that: the control mechanism (5) further comprises:

the first push switch (504), the first push switch (504) is fixedly installed on the inner side of the front fixing plate (502);

a second push switch (505), wherein the second push switch (505) is fixedly arranged on the inner side of the rear fixing plate (502);

and the driving column (506), the driving column (506) is fixedly arranged at the front end of the sliding piece (503), and the driving column (506) penetrates through the front fixing plate (502).

8. The injection mold with a simple structure and a water blowing device according to claim 2, wherein: the separation section (6) includes:

the solid block (601), the solid block (601) is connected with the lower die (101) in a sliding mode, and a spring is installed between the solid block (601) and the lower die (101);

the two limiting columns (602) are arranged, and the two limiting columns (602) are fixedly connected with the lower die (101);

the pushing plate (603), the pushing plate (603) is fixedly installed at the bottom of the solid block (601), and the pushing plate (603) is connected with the two limiting columns (602) in a sliding mode.

9. The injection mold with a simple structure and a water blowing device according to claim 2, wherein: the pushing portion (7) includes:

the mounting block (701), the mounting block (701) is fixedly connected with the lower die (101);

the pushing shaft (702), the pushing shaft (702) is rotatably arranged inside the mounting block (701);

the cam (703) is fixedly arranged at the inner end of the pushing shaft (702).

10. The injection mold with a simple structure and a water blowing device according to claim 2, wherein: the drive mechanism (8) comprises:

the L-shaped rod (801), the L-shaped rod (801) is fixedly connected with the upper die (102), and a rack (8011) is fixedly mounted at the front end of the L-shaped rod (801);

the driving shaft (802) is connected with the lower die (101) in a rotating mode, a gear (8021) is fixedly mounted at the outer end of the driving shaft (802), the driving shaft (802) is connected with the pushing shaft (702) through a belt, and the gear (8021) is connected with the rack (8011) in a meshing mode.