CN218256568U

CN218256568U - Quick ejection structure for injection mold

Info

Publication number: CN218256568U
Application number: CN202222524567.1U
Authority: CN
Inventors: 张凯
Original assignee: Dongguan Teyi Mould Making Co ltd
Current assignee: Dongguan Teyi Mould Making Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-10
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses an injection mold is with quick ejecting structure, include: shell, bottom plate, roof, the groove and the base of moulding plastics, shell bottom end fixed mounting has the bottom plate, the inside groove of moulding plastics that has seted up of shell, the inslot portion fixed mounting that moulds plastics has the roof, the inside slidable mounting of bottom plate has the base, the inside fixed mounting of bottom plate has elevating gear, for traditional quick ejecting device, this equipment can be quick when using change and dismantle the ejector pin, prevent because the ejector pin leads to the material to break away from because of wearing and tearing, appear damaged, the condition of damage when ejecting, with this operating mass who has improved equipment self, the speed of the maintenance of equipment internals has accelerated, can also be quick break away from to the material of the inslot portion of moulding plastics, integrity when guaranteeing the material and breaking away from can not lead to the fact the damage to material self, thereby the operating mass of equipment self has been improved, the operation effect of equipment has been guaranteed.

Description

Quick ejection structure for injection mold

Technical Field

The utility model relates to an injection mold field especially relates to an injection mold is with quick ejecting structure.

Background

Injection mold is very important part in the injection molding machine, can set the material of injection into fast, ensure holistic processingquality, and when follow-up is dismantled the material, need use quick ejection mechanism to come to mould plastics inslot portion's material ejecting, accomplish breaking away from and dismantling of material, but current quick ejection mechanism is when using, because the ejector pin contacts with the material of the inslot portion high temperature of moulding plastics for a long time, the ejector pin damage can appear, the condition of wearing and tearing, and current ejector pin is very troublesome when dismantling and changing, need consume a large amount of operating time of staff.

Therefore, there is a need to provide a new fast ejection structure for an injection mold to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a convenient to change, convenient and practical's injection mold is with quick ejecting structure.

The utility model provides an injection mold includes with quick ejecting structure: the shell, the bottom plate, the roof, mould plastics groove and base, shell bottom end fixed mounting has the bottom plate, the inside groove of moulding plastics of having seted up of shell, the inside fixed mounting in groove of moulding plastics has the roof, the inside slidable mounting of bottom plate has the base, the inside fixed mounting of bottom plate has elevating gear, the inside fixed mounting of base has latch device, latch device includes the ejector pin, the inserted block, the slot, shifting chute and fixture block, the slot has been seted up to the inside symmetry of base, the inside slidable mounting of slot has the inserted block, inserted block fixed surface installs the ejector pin, the inside slot side that is located of base has seted up the shifting chute, the inside slidable mounting of shifting chute has the fixture block, fixture block and inserted block cooperation joint, bottom plate bottom fixed mounting has ejecting device.

Preferably, the positioning hole grooves are symmetrically formed in two sides of the injection molding groove in the shell, and the upper end part and the shell are attached more accurately and stably through the arrangement of the positioning hole grooves in use.

Preferably, the lifting device comprises a limiting plate, a limiting groove, a fixing rod, a slider and a first spring, the limiting groove is symmetrically formed in the shell, the limiting plate is slidably mounted in the limiting groove, the limiting plate is fixedly connected with the base, the fixing rod is fixedly mounted in the bottom plate, the slider is fixedly mounted in the base in an internal symmetry manner, the slider is slidably connected with the fixing rod, and the first spring is sleeved on the fixing rod.

Preferably, the clamping device further comprises a second spring and a pulling rod, the end part of the clamping block is fixedly provided with the pulling rod, the pulling rod is connected with the base in a sliding mode, and the second spring is sleeved outside the pulling rod.

Preferably, the shell is internally provided with a groove outside the ejector rod, so that the ejector rod can eject and separate materials finished in the injection molding groove conveniently in use.

Preferably, the inside clamping groove that has seted up that is located the fixture block side of inserted block, in use through the setup in clamping groove for inside the embedding inserted block that the fixture block can be better, the completion joint.

Preferably, ejecting device includes mount pad, thread groove, threaded rod, electric putter and connecting rod, and the bottom plate bottom is provided with the mount pad, and the corresponding thread groove has been seted up with the inside equal symmetry of bottom plate to the mount pad, and the threaded rod is installed to the inside screw thread of thread groove, and the inside fixed mounting of mount pad has electric putter, and electric putter output fixed mounting has the connecting rod, connecting rod and base fixed connection.

Preferably, the connecting rod is connected with the bottom plate and the mounting seat in a sliding mode, and the connecting rod is arranged in use, so that the connection of the follow-up electric push rod and the connecting rod and other parts is more stable, and the parts of the follow-up connecting rod driving the upper end can move conveniently.

Compared with the prior art, the utility model provides an injection mold has following beneficial effect with quick ejecting structure:

1. the utility model provides an injection mold is with quick ejecting structure, through latch device and ejecting device's cooperation when using, can be quick change the ejector pin and dismantle, prevent because the ejector pin leads to the material damaged condition to appear when ejecting because wearing and tearing to this has improved the operating mass with equipment self, has accelerated the speed of the maintenance of equipment inner part.

2. The utility model provides an injection mold is with quick ejecting structure, through elevating gear's start-up when using, can break away from the quick material of the inslot portion of moulding plastics, and the completeness when guaranteeing the material and breaking away from can not lead to the fact the damage to material self to improve the operating mass with rated load of equipment self, guaranteed the operation effect of equipment.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a second schematic view of the overall structure of the present invention;

FIG. 3 is a third schematic view of the overall structure of the present invention;

fig. 4 is a schematic structural view of a lifting device in a fast ejection structure for an injection mold according to the present invention;

fig. 5 is a schematic structural view of a clamping device in a fast ejection structure for an injection mold according to the present invention;

fig. 6 is the utility model relates to an injection mold is with ejecting device's in quick ejecting structure schematic diagram.

Reference numbers in the figures: 1. a housing; 2. a base plate; 3. a top plate; 4. injection molding a groove; 5. a base; 6. a lifting device; 61. a limiting plate; 62. a limiting groove; 63. fixing the rod; 64. a slider; 65. a first spring; 7. a clamping device; 71. a top rod; 72. inserting a block; 73. a slot; 74. a moving groove; 75. a clamping block; 76. a second spring; 77. pulling a rod; 8. an ejection device; 81. a mounting base; 82. a thread groove; 83. a threaded rod; 84. an electric push rod; 85. a connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

The first embodiment is as follows:

referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides a quick ejection structure for an injection mold, including: shell 1, bottom plate 2, roof 3, the groove 4 and base 5 of moulding plastics, 1 bottom fixed mounting of shell has

bottom plate

2, and 1 inside groove 4 of moulding plastics has been seted up to shell, and the inside fixed mounting in groove 4 of moulding plastics has

roof

3, and 2 inside slidable mounting of bottom plate has

base

5, and 2 inside fixed mounting of bottom plate has elevating gear 6, and the inside fixed mounting of base 5 has latch device 7, including ejector pin 71, inserted block 72, slot 73, shifting chute 74 and fixture block 75, slot 73 has been seted up to the inside symmetry of base 5, the inside slidable mounting of slot 73 has inserted block 72, inserted block 72 fixed surface installs ejector pin 71, the inside slot 73 side that is located of base 5 has seted up shifting chute 74, the inside slidable mounting of shifting chute 74 has fixture block 75, fixture block 75 and inserted block 72 cooperation joint, bottom plate 2 bottom fixed mounting has ejecting device 8.

In use is through placing the target location with the part is whole, then through the laminating of upper end equipment and shell 1, make elevating gear 6 carry out operating condition, then normally use, mould plastics, work such as break away from, later through leaving of upper end part, make elevating gear 6 use, promote the material of inside, ejecting, thereby accomplish holistic work, when needs are changed the ejector pin, can be through ejecting device 8's use, move base 5 position, then use through latch device 7, carry out quick replacement to the ejector pin, thereby make the maintenance of equipment more convenient, simple.

Referring to fig. 1, positioning hole slots are symmetrically formed in the housing 1 at two sides of the injection molding slot 4, so that the upper end part and the housing 1 can be attached more accurately and stably by the positioning hole slots during use.

Referring to fig. 4, the lifting device 6 includes a limiting plate 61, a limiting groove 62, a fixing rod 63, a sliding block 64 and a first spring 65, the limiting groove 62 is symmetrically formed in the housing 1, the limiting plate 61 is slidably mounted in the limiting groove 62, the limiting plate 61 is fixedly connected to the base 5, the fixing rod 63 is fixedly mounted in the bottom plate 2, the sliding block 64 is fixedly mounted in the base 5, the sliding block 64 is slidably connected to the fixing rod 63, and the first spring 65 is sleeved outside the fixing rod 63.

In use, the removal through upper end part and the laminating of shell 1, make limiting plate 61 wholly receive the extrusion, and slide through spacing groove 62, make base 5 overall position remove to the lower extreme, later can be with the inside normal use in groove 4 that moulds plastics, after the completion is moulded plastics, because of leaving of upper end part, base 5 can be under ejecting device 8, first spring 65 and slider 64's cooperation, the upper end removes, thereby drive the inside ejector pin of base 5 and remove, it is ejecting to the inside material in groove 4 that moulds plastics.

Referring to fig. 5, the latch device 7 further includes a second spring 76 and a pulling rod 77, the end of the latch 75 is fixedly installed with the pulling rod 77, the pulling rod 77 is slidably connected to the base 5, and the second spring 76 is sleeved outside the pulling rod 77.

In use pulls pole 77 through the pulling for fixture block 75 is toward moving the inside removal of groove 74, thereby break away from with the screens of inserted block 72, later be convenient for can directly take the inserted block 72 out, change ejector pin 71 to the upper end, then will change inside inserting slot 73, and fixture block 75 can be automatic re-setting under the effect of second spring 76, continue to accomplish the joint, thereby alright accomplish the quick replacement to the ejector pin.

Referring to fig. 5, a groove is formed in the housing 1 outside the top rod 71, so that the top rod 71 can eject and separate materials inside the injection molding groove 4 conveniently in use.

Referring to fig. 5, a clamping groove is formed in the insertion block 72 on the side of the clamping block 75, so that the clamping block 75 can be better embedded into the insertion block 72 to complete clamping in use.

Referring to fig. 6, the ejection device 8 includes a mounting seat 81, thread grooves 82, a threaded rod 83, an electric push rod 84 and a connecting rod 85, the mounting seat 81 is disposed at the bottom end of the bottom plate 2, the corresponding thread grooves 82 are symmetrically formed in the mounting seat 81 and the bottom plate 2, the threaded rod 83 is installed in the thread grooves 82 through threads, the electric push rod 84 is fixedly installed in the mounting seat 81, the connecting rod 85 is fixedly installed at the output end of the electric push rod 84, and the connecting rod 85 is fixedly connected with the base 5.

In use, the position of the mounting seat 81 is reinforced through the matching of the threaded rod 83 and the threaded groove 82, then the connecting rod 85 and the base 5 at the upper end are pulled through the electric push rod 84, the base 5 is pulled to a target position, the ejector rod is guaranteed to be completely separated from the injection molding groove 4, the ejector rod can be conveniently and quickly replaced, and the overall working efficiency is improved.

Referring to fig. 6, the connecting rod 85 is slidably connected to the bottom plate 2 and the mounting seat 81, so that the connection between the subsequent electric push rod 84 and the connecting rod 85 is more stable through the arrangement of the connecting rod 85 in use, and the subsequent connecting rod 85 drives the upper part to move.

Example two:

referring to fig. 5, the side surfaces of the insert 72 and the latch 75 are trapezoidal, so that the insert 72 can better press the latch 75 when inserted into the slot 73.

The utility model provides an injection mold is as follows with quick ejecting structure's theory of operation: when the device is used, the whole part is placed at a target position, then the upper end device is attached to the shell 1, the lifting device 6 is enabled to be in a working state and then normally used for injection molding, separation and other work, then the lifting device 6 is enabled to be used for pushing and separating internal materials, the limiting plate 61 is enabled to be wholly extruded through the movement of the upper end part and the shell 1, the limiting groove 62 is enabled to slide, the whole position of the base 5 is enabled to move towards the lower end, then the inside of the injection molding groove 4 can be normally used, after the completion, the position of the base 5 can be moved through the use of the ejection device 8, the position of the mounting seat 81 is strengthened through the matching of the threaded rod 83 and the threaded groove 82, and then the electric push rod 84 is used, when ejecting materials, the base 5 is upwards pushed through the electric push rod 84, the electric push rod 84 resets after a product is ejected by the ejector rod, the base 5 is pulled down through the electric push rod 84 when the ejector rod is replaced until the ejector rod 71 exits from the injection molding groove 4, then the ejector rod 71 is replaced by operating the clamping device 7, the subsequent and quick replacement of the ejector rod is facilitated, the overall working efficiency is accelerated, then the ejector rod is quickly replaced by using the clamping device 7, the clamping block 75 moves towards the inside of the moving groove 74 by pulling the pull rod 77, so that the clamping block 75 is separated from the clamping position of the inserting block 72, the inserting block 72 can be directly pulled out, the ejector rod 71 at the upper end is replaced, the replaced inserting groove 73 is inserted, the clamping block 75 can automatically reset under the action of the second spring 76, the clamping is continuously completed, the quick replacement of the ejector rod can be completed, and the maintenance of equipment is more convenient, it is simple.

The utility model discloses in circuit and control that relate to be prior art, do not carry out too much repeated description here.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. A quick ejection structure for an injection mold, comprising:

the bottom end of the shell (1) is fixedly provided with a bottom plate (2);

the injection molding groove (4), the injection molding groove (4) is arranged in the shell (1);

the top plate (3), the said top plate (3) is fixedly mounted inside injection molding trough (4);

the base (5), the said base (5) is installed inside bottom plate (2) slidably;

it is characterized in that the preparation method is characterized in that,

the lifting device (6), the said lifting device (6) is fixedly mounted inside bottom plate (2);

the clamping device (7) is fixedly installed inside the base (5), the clamping device (7) comprises a push rod (71), an insert block (72), an insert groove (73), a moving groove (74) and a clamping block (75), the insert groove (73) is symmetrically formed in the base (5), the insert block (72) is slidably installed inside the insert groove (73), the push rod (71) is fixedly installed on the surface of the insert block (72), the moving groove (74) is formed in the side face, located in the insert groove (73), of the base (5), the clamping block (75) is slidably installed inside the moving groove (74), and the clamping block (75) is clamped with the insert block (72) in a matched mode;

the ejection device (8), the ejection device (8) is fixedly installed at the bottom end of the bottom plate (2).

2. The rapid ejection structure for the injection mold according to claim 1, wherein positioning holes are symmetrically formed in the shell (1) at two sides of the injection groove (4).

3. The quick ejection structure for the injection mold according to claim 1, characterized in that the lifting device (6) comprises a limiting plate (61), a limiting groove (62), a fixing rod (63), a sliding block (64) and a first spring (65), the limiting groove (62) is symmetrically formed in the housing (1), the limiting plate (61) is slidably mounted in the limiting groove (62), the limiting plate (61) is fixedly connected with the base (5), the fixing rod (63) is fixedly mounted in the base plate (2) in a symmetrical manner, the sliding block (64) is fixedly mounted in the base (5) in a symmetrical manner, the sliding block (64) is slidably connected with the fixing rod (63), and the first spring (65) is sleeved outside the fixing rod (63).

4. The rapid ejection structure for the injection mold according to claim 1, wherein the clamping device (7) further comprises a second spring (76) and a pulling rod (77), the end of the clamping block (75) is fixedly provided with the pulling rod (77), the pulling rod (77) is slidably connected with the base (5), and the second spring (76) is sleeved outside the pulling rod (77).

5. The rapid ejection structure for the injection mold according to claim 1, wherein a groove is formed inside the housing (1) and outside the ejector rod (71).

6. The rapid ejection structure for the injection mold according to claim 1, wherein a retaining groove is formed in the insert block (72) and located on the side surface of the retaining block (75).

7. The quick ejection structure for the injection mold according to claim 1, wherein the ejection device (8) comprises a mounting seat (81), thread grooves (82), a threaded rod (83), an electric push rod (84) and a connecting rod (85), the mounting seat (81) is arranged at the bottom end of the bottom plate (2), the corresponding thread grooves (82) are symmetrically formed in the mounting seat (81) and the bottom plate (2), the threaded rod (83) is installed in the thread grooves (82) in a threaded manner, the electric push rod (84) is fixedly installed in the mounting seat (81), the connecting rod (85) is fixedly installed at the output end of the electric push rod (84), and the connecting rod (85) is fixedly connected with the base (5).

8. The rapid ejection structure for the injection mold according to claim 7, wherein the connecting rod (85) is slidably connected with both the bottom plate (2) and the mounting seat (81).