CN219153594U - Structure is changed to injection mold movable insert core piece - Google Patents

Abstract

The utility model discloses a movable insert core block replacement structure of an injection mold, which comprises a mold support body, wherein a fixed mold groove is formed in the mold support body, a replacement mold is arranged in the fixed mold groove, a mold positioning block is connected to the outer wall of the replacement mold, a mold positioning groove is connected to the outer wall of the mold positioning block, a plastic flow groove is formed in the filling placing groove, a launder positioning block is connected to the outer wall of the plastic flow groove, and a launder positioning groove is connected to the outer wall of the launder positioning block. The movable insert core block replacement structure of the injection mold can finish bouncing jacking under the action of the positioning spring through the jacking rod, so that the mold core is convenient to replace, the mold core is quite convenient to replace, and the mold core is pressed down through the pressure rod with the lever structure during return, so that the positioning spring is limited; the limit to the jacking rod can be relieved only by rotating the rotating disc when the rotating disc is bounced.

Description

Structure is changed to injection mold movable insert core piece

Technical Field

The utility model relates to the technical field of injection mold pools, in particular to a movable insert core block replacement structure of an injection mold.

Background

Injection molding is generally injection molding, which is also called injection molding, and is a molding method of injection and molding. The injection molding method has the advantages of high production speed and high efficiency, automation can be realized in operation, the variety of colors is many, the shape can be changed from simple to complex, different molds can be placed according to different objects to finish matching during production, the fixed size of some injection molds is not required to be changed, corresponding core components are only required to be changed, such as the size of a bowl is fixed, the patterns on the bowl are changed, the whole mold is not required to be replaced at the moment, the patterns are only required to be replaced, the replacement of the existing movable insert core injection mold is more troublesome, the problem that the mold core is low in efficiency and easy to damage is generally finished through prying by the device, and therefore, the movable insert core replacement structure of the injection mold is provided.

Disclosure of Invention

The utility model aims to provide a movable insert core block replacing structure of an injection mold, which aims to solve the problems that in the prior art, the replacement of the existing movable insert core block injection mold is troublesome, and the replacement is generally finished by prying through a device, so that the efficiency is low and the mold core is easy to damage.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an injection mold movable insert core block replacement structure, comprising:

the die comprises a die support body, wherein a fixed die groove is formed in the die support body, a replacement die is arranged in the fixed die groove, a die positioning block is connected to the outer wall of the replacement die, a die positioning groove is connected to the outer wall of the die positioning block, and a jacking rod is arranged below the fixed die groove;

the filling placing groove is arranged on one side of the fixed die groove, a plastic flowing groove is formed in the filling placing groove, a launder positioning block is connected to the outer wall of the plastic flowing groove, and a launder positioning groove is connected to the outer wall of the launder positioning block.

Preferably, the jack-up lever is further provided with:

the rotating clamping block is arranged in the jacking rod, a positioning spring is connected below the rotating clamping block, a rotating disc is connected below the positioning spring, and two limiting clamping bodies are connected with the outer wall of the rotating clamping block;

the pressure rod is connected to one end of the rotary clamping block;

and the release chute is arranged on the inner wall of the jacking rod.

Preferably, the jacking rod is in threaded connection with the pressure rod, the pressure rod is movably connected with the mould supporting body, and a lever structure is formed between the jacking rod and the pressure rod through the supporting body.

Preferably, the rotating disc is welded with the positioning spring, the rotating disc is movably connected with the die supporting body, the positioning spring is welded with the rotating clamping block, the rotating clamping block is fixedly connected with the limiting clamping body, the rotating clamping block forms a clamping structure between the limiting clamping body and the jacking rod, and the limiting clamping body is mutually matched with the external dimension of the release chute.

Preferably, the replacement die is fixedly connected with the die positioning block, and a positioning structure is formed between the replacement die and the fixed die through the die positioning block and the die positioning groove.

Preferably, the plastic flow groove is matched with the filling placement groove in external dimension, a communication structure is formed between the plastic flow groove and the replacement mold, the plastic flow groove is fixedly connected with the launder positioning block, and a positioning structure is formed between the plastic flow groove and the filling placement groove through the launder positioning block and the launder positioning groove.

Compared with the prior art, the utility model provides an injection mold movable insert core block replacement structure, which has the following beneficial effects:

1. the bouncing jacking can be completed under the action of the positioning spring through the jacking rod, so that the mold core is convenient to replace, the mold core is quite convenient to replace, and the mold core is pressed down through the pressure rod with the lever structure during return, so that the positioning spring is limited; when the rotating disc is arranged to bounce, the limit of the jacking rod can be released only by rotating the rotating disc, and the model can be further conveniently replaced by bouncing after rotating;

2. the mold positioning block and the mold positioning groove can be used for positioning the replacement mold during installation, so that the purpose of positioning and installation is achieved, the structure does not need to be aligned by eyes, and the mold positioning block and the mold positioning groove only need to be matched to complete connection very conveniently; the plastic flow groove can be positioned conveniently, so that the plastic flow groove can be positioned and connected, and the disassembly is also very convenient.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a disassembled three-dimensional structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

fig. 4 is a schematic view of the connection structure of the jack-up lever and the rotary latch according to the present utility model.

In the figure: 1. a mold support; 2. fixing the die cavity; 3. replacing the mould; 4. a die positioning block; 5. a die positioning groove; 6. filling the placement groove; 7. a plastic flow cell; 8. a launder positioning block; 9. launder positioning groove; 10. jacking up the rod; 11. rotating the clamping block; 12. a positioning spring; 13. a rotating disc; 14. a pressure rod; 15. a limit clamp body; 16. releasing the chute.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 and 2, a movable insert core replacement structure of an injection mold includes: the die comprises a die support body 1, wherein a fixed die groove 2 is formed in the die support body 1, a replacement die 3 is arranged in the fixed die groove 2, a die positioning block 4 is connected to the outer wall of the replacement die 3, a die positioning groove 5 is connected to the outer wall of the die positioning block 4, and a jacking rod 10 is arranged below the fixed die groove 2; the replacement die 3 is fixedly connected with the die positioning block 4, and the replacement die 3 forms a positioning structure between the die positioning block 4 and the die positioning groove 5 and the fixed die groove 2; the mold positioning block 4 and the mold positioning groove 5 can be used for positioning the replacement mold 3 during installation, so that the purpose of positioning and installation is achieved, the structure does not need to be aligned by eyes, and the connection can be completed by only enabling the mold positioning block 4 and the mold positioning groove 5 to be matched with each other very conveniently; the filling device comprises a filling device groove 6, a fixing die groove 2, a plastic flow groove 7, a launder positioning block 8 and a launder positioning groove 9, wherein the filling device groove 6 is arranged on one side of the fixing die groove 2, the plastic flow groove 7 is arranged in the filling device groove 6, the launder positioning block 8 is connected to the outer wall of the plastic flow groove 7, and the launder positioning groove 9 is connected to the outer wall of the launder positioning block 8; the plastic flow groove 7 is matched with the filling placement groove 6 in external dimension, a communication structure is formed between the plastic flow groove 7 and the replacement mold 3, the plastic flow groove 7 is fixedly connected with the launder positioning block 8, and a positioning structure is formed between the plastic flow groove 7 and the filling placement groove 6 through the launder positioning block 8 and the launder positioning groove 9; the plastic flow groove 7 can be positioned conveniently through the plastic flow groove 7 which can be positioned, and the disassembly is also convenient.

As shown in fig. 2 and 4, a movable insert core replacement structure of an injection mold includes: the rotary clamping block 11 is arranged in the jacking rod 10, a positioning spring 12 is connected below the rotary clamping block 11, a rotary disc 13 is connected below the positioning spring 12, and two limiting clamping bodies 15 are connected with the outer wall of the rotary clamping block 11; the rotating disc 13 is welded with the positioning spring 12, the rotating disc 13 is movably connected with the die supporting body 1, the positioning spring 12 is welded with the rotating clamping block 11, the rotating clamping block 11 is fixedly connected with the limiting clamping body 15, the rotating clamping block 11 forms a clamping structure with the jacking rod 10 through the limiting clamping body 15, and the limiting clamping body 15 is mutually matched with the release chute 16 in external dimension; when the rotating disc 13 is arranged to bounce, the limit of the jacking rod 10 can be released only by rotating the rotating disc 13, and the model can be further conveniently replaced by bouncing after rotating; a pressure lever 14 connected to one end of the rotary latch 11; a release chute 16 provided on the inner wall of the jack-up lever 10; the jacking rod 10 is in threaded connection with the pressure rod 14, the pressure rod 14 is movably connected with the die supporting body 1, and the jacking rod 10 forms a lever structure with the pressure rod 14 through the supporting body; the spring jacking can be completed under the action of the positioning spring 12 through the jacking rod 10, so that the mold core is convenient to replace, the mold core is quite convenient to replace, and the pressing down is completed through the pressure rod 14 with a lever structure during return, so that the limiting of the positioning spring 12 is completed.

Working principle: when the die is used, firstly, when the die is replaced, the rotating disc 13 is rotated, the rotating disc 13 is welded with the positioning spring 12, the positioning spring 12 is rotated, the positioning spring 12 is welded with the rotating clamping block 11, the rotating clamping block 11 is rotated, the rotating clamping block 11 is movably connected with the limiting clamping body 15, the rotating clamping block 11 slides on the surface of the limiting clamping body 15, when the limiting clamping body 15 rotates to the release chute 16, the rotating clamping block 11 stops rotating under the action of spring force, the lifting rod 10 is driven to lift up, the lifting rod 10 jacks up the replacement die 3 in the fixed die cavity 2, the replacement die 3 is protruded to be conveniently taken for replacement, when injection molding is carried out, the replacement die 3 is installed, the replacement die 3 is applied with an acting force, the replacement die 3 is fixedly connected with the die positioning block 4, the die positioning block 4 generates an acting force, the die positioning block 4 is subjected to sliding positioning of a chute on the die supporting body 1 through the die positioning groove 5, then the plastic flow groove 7 is subjected to positioning installation, the plastic flow groove 7 is fixedly connected with the positioning block 8, the acting force is generated on the positioning block 8, and the replacement die core is subjected to the positioning groove 12 through the positioning groove 6, and the positioning core is completely replaced through the positioning groove 12 when the positioning block is installed through the positioning groove 6.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an injection mold movable insert core piece change structure which characterized in that includes:

the mold comprises a mold support body (1), wherein a fixed mold groove (2) is formed in the mold support body (1), a replacement mold (3) is arranged in the fixed mold groove (2), a mold positioning block (4) is connected to the outer wall of the replacement mold (3), a mold positioning groove (5) is connected to the outer wall of the mold positioning block (4), and a jacking rod (10) is arranged below the fixed mold groove (2);

the filling standing groove (6) is arranged on one side of the fixed die groove (2), a plastic flow groove (7) is arranged in the filling standing groove (6), a launder positioning block (8) is connected to the outer wall of the plastic flow groove (7), and a launder positioning groove (9) is connected to the outer wall of the launder positioning block (8).

2. The injection mold insert core replacement structure according to claim 1, wherein the jack-up lever (10) is further provided with:

the rotary clamping block (11) is arranged in the jacking rod (10), a positioning spring (12) is connected below the rotary clamping block (11), a rotary disc (13) is connected below the positioning spring (12), and two limiting clamping bodies (15) are connected to the outer wall of the rotary clamping block (11);

a pressure rod (14) connected to one end of the rotary clamp block (11);

and the release chute (16) is arranged on the inner wall of the jacking rod (10).

3. The movable insert core replacing structure of the injection mold according to claim 2, wherein the jacking rod (10) is in threaded connection with the pressure rod (14), the pressure rod (14) is movably connected with the mold supporting body (1), and the jacking rod (10) forms a lever structure with the pressure rod (14) through the supporting body.

4. The movable insert core replacement structure of an injection mold according to claim 2, wherein the rotating disc (13) is welded with the positioning spring (12), the rotating disc (13) is movably connected with the mold supporting body (1), the positioning spring (12) is welded with the rotating clamping block (11), the rotating clamping block (11) is fixedly connected with the limiting clamping body (15), the rotating clamping block (11) forms a clamping structure with the jacking rod (10) through the limiting clamping body (15), and the limiting clamping body (15) is mutually matched with the releasing sliding groove (16) in overall dimension.

5. The movable insert core replacement structure of the injection mold according to claim 1, wherein the replacement mold (3) is fixedly connected with the mold positioning block (4), and the replacement mold (3) forms a positioning structure with the fixed mold groove (2) through the mold positioning block (4) and the mold positioning groove (5).

6. The movable insert core replacement structure of the injection mold according to claim 1, wherein the plastic flow groove (7) and the filling placement groove (6) are mutually matched in overall dimension, a communication structure is formed between the plastic flow groove (7) and the replacement mold (3), the plastic flow groove (7) is fixedly connected with the launder positioning block (8), and meanwhile, the plastic flow groove (7) forms a positioning structure between the launder positioning block (8) and the launder positioning groove (9) and the filling placement groove (6).

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