CN221659922U

CN221659922U - Injection mold demoulding structure

Info

Publication number: CN221659922U
Application number: CN202323527398.8U
Authority: CN
Inventors: 曹建芬
Original assignee: Changzhou Huijin Automotive Parts Technology Co ltd
Current assignee: Changzhou Huijin Automotive Parts Technology Co ltd
Priority date: 2023-12-25
Filing date: 2023-12-25
Publication date: 2024-09-06
Anticipated expiration: 2033-12-25

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to an injection mold demolding structure, which comprises a bottom plate, wherein a placement groove is formed in the upper end surface of the bottom plate, a lower module is placed on the inner wall of the placement groove, an upper module is arranged at the upper port of the lower module, and a limiting structure is connected between the bottom plate and the lower module; the bottom plate is connected with a driving mechanism; according to the utility model, the lower module can be better limited after being placed in the placement groove by arranging the limiting structure, and the whole lifting part can be better moved by arranging the driving mechanism, so that the triangular lifting block is inserted into the triangular groove and the limiting inserting rod is inserted into the limiting inserting hole at the same time, and further, the preparation is made for later demoulding; finally, through the design of the lifting part, the upper module at the later stage can automatically move upwards, so that the aim of quick demoulding is fulfilled, the inefficiency caused by artificial demoulding can be reduced, and the whole use is more efficient and safer.

Description

Injection mold demoulding structure

Technical Field

The utility model relates to the technical field of injection molds, in particular to a demolding structure of an injection mold.

Background

An injection mold is a tool for injection molding, and is generally composed of a movable mold and a fixed mold. In the injection molding process, the movable mold and the fixed mold are closed to form a pouring system and a cavity, then molten plastic material is injected into the cavity, and the plastic product is taken out after cooling and solidification. The injection mold is suitable for the molding processing fields of mass production, products with complex shapes and the like, and can reduce heavy mold design and manufacturing workload and improve the production efficiency; wherein, the injection molding of the automobile ornament is not matched with the injection mold; the injection mold can be subjected to demolding after injection molding, and at present, demolding is finished manually, so that demolding efficiency is low, and labor cost is increased; the temperature during the injection molding of the mold is high, the manual operation is easy to generate a scalding event, and the demolding safety is greatly reduced.

Disclosure of utility model

In order to solve the above problems, the present utility model provides an injection mold release structure, so as to solve the problems of the prior art more precisely.

The utility model is realized by the following technical scheme:

The utility model provides an injection mold demolding structure, which comprises a bottom plate, wherein a placement groove is formed in the upper end surface of the bottom plate, a lower module is placed on the inner wall of the placement groove, an upper module is arranged at the upper port of the lower module, and a limiting structure is connected between the bottom plate and the lower module; the bottom plate is connected with a driving mechanism;

The driving mechanism comprises a strip-shaped groove, a bidirectional threaded rod and a threaded block, wherein the strip-shaped groove is formed in the side edge of the bottom plate, the bidirectional threaded rod is rotationally connected in the strip-shaped groove through a bearing, the threaded block is in threaded sleeve connection with the periphery of the bidirectional threaded rod and is in sliding connection with the inner wall of the strip-shaped groove, the side edge of the threaded block is fixedly connected with an L-shaped connecting plate, and the end part of the L-shaped connecting plate is fixedly provided with a lifting part.

Further, limit structure includes T type spout, T type slider, spacing inserted bar and spacing jack, the upper end surface at the bottom plate is seted up to T type spout, T type slider sliding connection is at the inner wall of T type spout, spacing inserted bar fixed connection is at the one end surface of T type slider, the side at the lower module is seted up to spacing jack.

Further, the driving mechanism further comprises a servo motor, a first belt pulley, a second belt pulley and a linkage belt, wherein the servo motor is fixedly arranged on the upper end surface of the bottom plate, the first belt pulley is fixedly connected with the output end of the servo motor, the second belt pulley is fixedly connected with one end of the bidirectional threaded rod, and the linkage belt is wound on the peripheries of the first belt pulley and the second belt pulley.

Further, carry and draw the part including installing the n type frame at L type connecting plate tip, the top fixed mounting of n type frame has the pneumatic cylinder, the output fixedly connected with fixed plate of pneumatic cylinder, the side fixedly connected with triangle of fixed plate carries and draws the piece, triangle has seted up the side of last module carries and draws the piece, triangle carries and draw the piece grafting at the inner wall in triangle groove.

Further, a guide sliding groove is formed in the side edge of the n-type frame, a guide sliding block is fixedly connected to the end portion of the fixing plate, and the guide sliding block is in sliding connection with the inner wall of the guide sliding groove.

Further, the limiting inserted bar is inserted into the inner wall of the limiting insertion hole, and the inner diameter of the limiting insertion hole is matched with the outer diameter of the limiting inserted bar.

The utility model has the beneficial effects that:

According to the utility model, the lower module can be better limited after being placed in the placement groove by arranging the limiting structure, and the whole lifting part can be better moved by arranging the driving mechanism, so that the triangular lifting block is inserted into the triangular groove and the limiting inserting rod is inserted into the limiting inserting hole at the same time, and further, the preparation is made for later demoulding; finally, through the design of the lifting part, the upper module at the later stage can automatically move upwards, so that the aim of quick demoulding is fulfilled, the inefficiency caused by artificial demoulding can be reduced, and the whole use is more efficient and safer.

Drawings

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

FIG. 2 is a schematic diagram illustrating the structural separation of a module and a base plate according to an embodiment of the present utility model;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a pulling member according to an embodiment of the present utility model.

In the figure: 1. a bottom plate; 2. placing the groove; 3. a lower module; 4. an upper module; 5. a T-shaped chute; 6. a T-shaped slider; 7. a limit inserted link; 8. limiting jack; 9. a strip-shaped groove; 10. a two-way threaded rod; 11. a screw block; 12. a servo motor; 13. a first pulley; 14. a second pulley; 15. a linkage belt; 16. an L-shaped connecting plate; 17. a pulling member; 171. an n-type shelf; 172. a hydraulic cylinder; 173. a fixing plate; 174. triangular lifting blocks; 18. triangular grooves; 19. a guide chute; 20. and a guide slide block.

Detailed Description

In order to more clearly and completely describe the technical scheme of the utility model, the utility model is further described below with reference to the accompanying drawings.

Examples

As shown in fig. 1 to fig. 4, an injection mold demolding structure according to an embodiment of the present utility model includes a bottom plate 1, a placement groove 2 is provided on an upper end surface of the bottom plate 1, a lower module 3 is placed on an inner wall of the placement groove 2, an upper module 4 is provided at an upper port of the lower module 3, and a limiting structure is connected between the bottom plate 1 and the lower module 3; the bottom plate 1 is connected with a driving mechanism; the driving mechanism comprises a strip-shaped groove 9, a bidirectional threaded rod 10 and a threaded block 11, the strip-shaped groove 9 is formed in the side edge of the bottom plate 1, the bidirectional threaded rod 10 is rotationally connected in the strip-shaped groove 9 through a bearing, the threaded block 11 is in threaded sleeve connection with the periphery of the bidirectional threaded rod 10 and is in sliding connection with the inner wall of the strip-shaped groove 9, the side edge of the threaded block 11 is fixedly connected with an L-shaped connecting plate 16, the end part of the L-shaped connecting plate 16 is fixedly provided with a lifting part 17, the lifting part 17 comprises an n-shaped frame 171 arranged at the end part of the L-shaped connecting plate 16, the top end of the n-shaped frame 171 is fixedly provided with a hydraulic cylinder 172, the output end of the hydraulic cylinder 172 is fixedly connected with a fixing plate 173, the side edge of the fixing plate 173 is fixedly connected with a triangular lifting block 174, the side edge of the upper module 4 is provided with a triangular groove 18, the triangular lifting block 174 is in insertion connection with the inner wall of the triangular groove 18, the side edge of the n-shaped frame 171 is provided with a guide groove 19, the end part of the fixing plate 173 is fixedly connected with a guide block 20, and the guide block 20 is in sliding connection with the inner wall of the guide groove 19.

Further, limit structure includes T type spout 5, T type slider 6, spacing inserted bar 7 and spacing jack 8, the upper end surface at bottom plate 1 is seted up to T type spout 5, the inner wall at T type spout 5 is seted up to T type slider 6 sliding connection, spacing inserted bar 7 fixed connection is at the one end surface of T type slider 6, the side at lower module 3 is seted up to spacing jack 8, spacing inserted bar 7 inserts and establishes the inner wall at spacing jack 8, and the design external diameter looks adaptation at spacing inserted bar 7 of the interior diameter of seting up of spacing jack 8.

The T-shaped sliding groove 5, the T-shaped sliding block 6 and the limiting inserting rod 7 are arranged, so that the lower module 3 can be limited in the later period after being placed in the placement groove 2, and the phenomenon that the upper module 4 moves upwards and then moves upwards is avoided; secondly, the T-shaped sliding block 6 plays a role in distributing force to the L-shaped connecting plate 16, so that the L-shaped connecting plate 16 is prevented from being bent rapidly when the lifting part 17 works.

Further, the driving mechanism further comprises a servo motor 12, a first belt pulley 13, a second belt pulley 14 and a linkage belt 15, wherein the servo motor 12 is fixedly arranged on the upper end surface of the bottom plate 1, the first belt pulley 13 is fixedly connected to the output end of the servo motor 12, the second belt pulley 14 is fixedly connected to one end of the bidirectional threaded rod 10, and the linkage belt 15 is wound on the peripheries of the first belt pulley 13 and the second belt pulley 14.

Through setting up two-way threaded rod 10, screw thread piece 11, servo motor 12, first belt pulley 13, second belt pulley 14 and linkage belt 15, the peripheral screw thread of two-way threaded rod 10 is the opposite form design from the middle part to both ends to let two sets of lifting parts 17 can carry out relative or opposite movement, better preparation for the drawing of patterns in later stage.

The working principle of the utility model is as follows: when the injection mold demolding structure is used, the lower module 3 is placed in the placement groove 2, then the servo motor 12 is started, the servo motor 12 drives the first belt pulley 13 to rotate, then the second belt pulley 14 is matched with the upper linkage belt 15 to drive the bidirectional threaded rod 10 to rotate, the threaded block 11 is matched with the L-shaped connecting plate 16 to drive the two groups of lifting parts 17 to relatively move, the T-shaped sliding block 6 moves along with the movement, the limiting inserted rod 7 is inserted into the inner wall of the limiting insertion hole 8, and the triangular lifting block 174 is inserted into the inner wall of the triangular groove 18 after the movement; finally, the hydraulic cylinder 172 is started, so that the fixing plate 173 drives the triangular lifting block 174 to move upwards, and the upper module 4 moves upwards and achieves the purpose of demoulding.

Finally, it should be noted that: while the basic concepts have been described above, it will be apparent to those skilled in the art that the foregoing detailed disclosure is by way of example only and is not intended to be limiting. Although not explicitly described herein, various modifications, improvements, and adaptations to the present disclosure may occur to one skilled in the art. Such modifications, improvements, and modifications are intended to be suggested within this specification, and therefore, such modifications, improvements, and modifications are intended to be included within the spirit and scope of the exemplary embodiments of the present invention. Meanwhile, the specification uses specific words to describe the embodiments of the specification. Reference to "one embodiment," "an embodiment," and/or "some embodiments" means that a particular feature, structure, or characteristic is associated with at least one embodiment of the present description. Thus, it should be emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various positions in this specification are not necessarily referring to the same embodiment. Furthermore, certain features, structures, or characteristics of one or more embodiments of the present description may be combined as suitable. Furthermore, the order in which the elements and sequences are processed, the use of numerical letters, or other designations in the description are not intended to limit the order in which the processes and methods of the description are performed unless explicitly recited in the claims.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an injection mold demoulding structure, includes bottom plate (1), its characterized in that, place recess (2) have been seted up on the upper end surface of bottom plate (1), lower module (3) have been placed to the inner wall of placing recess (2), the last port of lower module (3) is provided with module (4), be connected with limit structure between bottom plate (1) and lower module (3); the bottom plate (1) is connected with a driving mechanism;

The driving mechanism comprises a strip-shaped groove (9), a bidirectional threaded rod (10) and a threaded block (11), wherein the strip-shaped groove (9) is formed in the side edge of the bottom plate (1), the bidirectional threaded rod (10) is rotationally connected in the strip-shaped groove (9) through a bearing, the threaded block (11) is in threaded sleeve connection with the periphery of the bidirectional threaded rod (10) and is in sliding connection with the inner wall of the strip-shaped groove (9), an L-shaped connecting plate (16) is fixedly connected with the side edge of the threaded block (11), and a lifting part (17) is fixedly arranged at the end part of the L-shaped connecting plate (16).

2. The injection mold demolding structure according to claim 1, wherein the limiting structure comprises a T-shaped sliding groove (5), a T-shaped sliding block (6), a limiting inserting rod (7) and a limiting inserting hole (8), the T-shaped sliding groove (5) is formed in the upper end surface of the bottom plate (1), the T-shaped sliding block (6) is slidably connected to the inner wall of the T-shaped sliding groove (5), the limiting inserting rod (7) is fixedly connected to one end surface of the T-shaped sliding block (6), and the limiting inserting hole (8) is formed in the side edge of the lower module (3).

3. The injection mold stripping structure according to claim 1, characterized in that the driving mechanism further comprises a servo motor (12), a first belt pulley (13), a second belt pulley (14) and a linkage belt (15), wherein the servo motor (12) is fixedly arranged on the upper end surface of the bottom plate (1), the first belt pulley (13) is fixedly connected to the output end of the servo motor (12), the second belt pulley (14) is fixedly connected to one end of the bidirectional threaded rod (10), and the linkage belt (15) is wound on the peripheries of the first belt pulley (13) and the second belt pulley (14).

4. The injection mold demolding structure according to claim 1, characterized in that the lifting component (17) comprises an n-type frame (171) mounted at the end part of the L-type connecting plate (16), a hydraulic cylinder (172) is fixedly mounted at the top end of the n-type frame (171), the output end of the hydraulic cylinder (172) is fixedly connected with a fixing plate (173), a triangular lifting block (174) is fixedly connected with the side edge of the fixing plate (173), a triangular groove (18) is formed in the side edge of the upper module (4), and the triangular lifting block (174) is inserted into the inner wall of the triangular groove (18).

5. The injection mold stripping structure according to claim 4, wherein the side edge of the n-type frame (171) is provided with a guide chute (19), the end part of the fixing plate (173) is fixedly connected with a guide slide block (20), and the guide slide block (20) is slidably connected with the inner wall of the guide chute (19).

6. The demolding structure of an injection mold according to claim 2, characterized in that the limit plug rod (7) is inserted into the inner wall of the limit plug hole (8), and the inner diameter of the limit plug hole (8) is matched with the designed outer diameter of the limit plug rod (7).