CN218965961U - An ejection structure of an injection mold for an injection molding machine - Google Patents

Abstract

The utility model relates to the technical field of injection molding, and discloses an ejection structure of an injection mold for an injection molding machine, which includes a workbench and a bottom plate. The top of the bottom plate is provided with an ejection and demoulding mechanism. The ejection and demoulding mechanism includes a fixed plate. The fixed plate is fixedly installed between the top of the bottom plate and the bottom of the workbench. There is a sliding groove on the inner side of the fixed plate. The sliding plate is slidably installed in the sliding groove. An electric rod is fixedly installed between the bottom of the sliding plate and the top of the bottom plate. A push shaft is fixedly installed on the top of the plate, a return spring is fixedly installed between the top of the slide plate and the bottom of the workbench, and a push block is fixedly installed on the end of the push shaft away from the slide plate. The ejection structure of the injection mold used in the injection molding machine can automatically protrude the forming structure in the mold through the electric rod during use, without manual operation, the demoulding process is faster, and the production efficiency is improved to a certain extent.

Description

An ejection structure of an injection mold for an injection molding machine

technical field

The utility model relates to the technical field of injection molding, in particular to an ejection structure of an injection mold for an injection molding machine.

Background technique

Injection molding machine is the main molding equipment for making thermoplastics or thermosetting plastics into various shapes of plastic products using plastic molding molds. In the injection molding process, the injection mold is the key device for forming products. After the plastic is shaped, the product needs to be molded from Remove from the mold.

In the prior art, the demoulding of the injection mold used usually requires manual operation, and automatic demoulding cannot be performed, the demoulding efficiency is low, and the operation process is cumbersome. Therefore, it is necessary to improve an ejection structure of an injection mold for an injection molding machine to solve the above problems.

Utility model content

The purpose of this utility model is to provide an ejection structure of an injection mold for an injection molding machine, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an ejection structure of an injection mold for an injection molding machine, including a workbench, the bottom of the workbench is fixedly installed with support legs, and the inner side of the support legs is fixedly installed with The bottom plate, the left and right support frames are fixedly installed on the left and right sides of the top of the workbench respectively, the top of the workbench is provided with a mold body, and the left and right sides of the mold body are fixedly installed with fixed blocks, so The top of the bottom plate is provided with an ejection and demoulding mechanism, and a fixed clamping mechanism is provided between the left support frame and the right support frame.

The ejection and demoulding mechanism includes a fixed plate, the fixed plate is fixedly installed between the top of the base plate and the bottom of the workbench, a sliding groove is provided on the inner side of the fixed plate, and a sliding plate is slidably installed in the sliding groove, An electric rod is fixedly installed between the bottom of the sliding plate and the top of the bottom plate, a push shaft is fixedly installed on the top of the sliding plate, and a return spring is fixedly installed between the top of the sliding plate and the bottom of the workbench. The end of the push shaft away from the slide plate is fixedly mounted with a push block.

Preferably, the bottom of the workbench is fixedly installed with a fixed sleeve, the top of the sliding plate is fixedly installed with a limit slide shaft, and the end of the limit slide shaft away from the slide plate is slidably installed in the fixed sleeve, so as to facilitate sliding The board is more stable during sliding.

Preferably, a through hole is opened at the corresponding position between the bottom of the mold body and the push block, and the push block is slidably installed in the through hole, so that the push block pushes the shaped product in the mold body.

Preferably, a positioning block is fixedly installed on the top of the workbench, and a positioning groove is provided at the corresponding position between the bottom of the mold body and the positioning block, and the positioning block is inserted into the positioning groove, so as to facilitate the positioning of the mold body Installed on the workbench.

Preferably, the fixed clamping mechanism includes a support plate, the support plate is fixedly installed on the left side of the left support frame, a motor is fixedly installed on the top of the support plate, and a bidirectional threaded shaft is fixedly installed on the right side of the motor , the outside of the two-way threaded shaft is respectively threaded with a left clamping block and a right clamping block from left to right, so that the left clamping block and the right clamping block can slide inwardly at the same time.

Preferably, the end of the two-way threaded shaft away from the motor is provided with a rotating seat, and the rotating seat is fixedly installed on the left side of the right support frame, so as to facilitate the support and rotation of the two-way threaded shaft.

Preferably, a limit rod is fixedly installed between the left support frame and the right support frame, through holes are opened at corresponding positions of the left clamping block and the right clamp block and the limit rod, and the limit rod Through the through hole, it is convenient to make the limit sliding of the left clamping block and the right clamping block.

Compared with the prior art, the utility model provides an ejection structure of an injection mold for an injection molding machine, which has the following beneficial effects:

1. The injection molding machine uses the ejection structure of the injection mold. Through the ejection and demoulding mechanism, during use, the forming structure in the mold can be automatically protruded by the electric rod, without manual operation, and the demoulding process is faster. , which improves production efficiency to a certain extent.

2. The injection molding machine uses the ejection structure of the injection mold. Through the fixed clamping mechanism, during use, the left clamping block and the right clamping block are driven by the bidirectional threaded shaft to fix and clamp the mold, so that the mold can be fixed and clamped during demoulding. During the process, the mold can be kept fixed, and it is not easy to shake, which further improves the demoulding efficiency.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, those of ordinary skill in the art can also obtain other drawings based on these drawings without paying creative labor:

Fig. 1 is a schematic diagram of the front structure of the utility model;

Figure 2 is a schematic cross-sectional view of the front structure of the utility model;

Fig. 3 is a schematic cross-sectional view of the front structure of the ejection and demoulding mechanism of the present invention;

Fig. 4 is a schematic diagram of the rear view structure of the utility model.

In the figure: 1. workbench; 11. positioning block; 2. supporting leg; 3. bottom plate; 4. left supporting frame; 5. right supporting frame; 6. mold body; 61. fixing block; 7. ejection and demoulding Mechanism; 71, fixed plate; 72, sliding groove; 73, sliding plate; 74, electric rod; 75, pushing shaft; 76, return spring; 77, pushing block; 81, support plate; 82, motor; 83, two-way threaded shaft; 84, left clamping block; 85, right clamping block; 86, rotating seat; 87, limit rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In this utility model, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connection, or integration; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Please refer to Figures 1-4, the utility model provides a technical solution: an ejection structure of an injection mold for an injection molding machine, including a workbench 1, a support leg 2 is fixedly installed on the bottom of the workbench 1, and the inner side of the support leg 2 The bottom plate 3 is fixedly installed, the left and right support frames 4 and 5 are respectively fixedly installed on the left and right sides of the top of the workbench 1, the top of the workbench 1 is provided with a mold body 6, and the top of the workbench 1 is fixedly installed with a positioning block 11 , the bottom of the mold body 6 and the corresponding position of the positioning block 11 are provided with a positioning groove, and the positioning block 11 is inserted into the positioning groove, so that the mold body 6 is positioned and installed on the workbench 1, and the left and right sides of the mold body 6 Both are fixedly installed with a fixed block 61 , the top of the bottom plate 3 is provided with an ejection and demoulding mechanism 7 , and a fixed clamping mechanism 8 is provided between the left support frame 4 and the right support frame 5 .

The ejection and demoulding mechanism 7 includes a fixed plate 71, which is fixedly installed between the top of the bottom plate 3 and the bottom of the workbench 1. The inner side of the fixed plate 71 is provided with a sliding groove 72, and a sliding plate 73 is slidably installed in the sliding groove 72. An electric rod 74 is fixedly installed between the bottom of the sliding plate 73 and the top of the bottom plate 3, a push shaft 75 is fixedly installed on the top of the sliding plate 73, and a return spring is fixedly installed between the top of the sliding plate 73 and the bottom of the workbench 1 76, the end of the push shaft 75 away from the slide plate 73 is fixedly installed with a push block 77, the bottom of the workbench 1 is fixedly installed with a fixed sleeve 78, and the top of the slide plate 73 is fixedly installed with a limit slide shaft 79, and the limit slide One end of the shaft 79 away from the sliding plate 73 is slidably installed in the fixed sleeve 78, so as to make the sliding plate 73 more stable during the sliding process. The bottom of the mold body 6 and the corresponding position of the pushing block 77 are provided with through holes, and the pushing block 77 Slidingly installed in the through hole, it is convenient for the pushing block 77 to push the formed product in the mold body 6 .

The fixed clamping mechanism 8 includes a support plate 81, the support plate 81 is fixedly installed on the left side of the left support frame 4, the top of the support plate 81 is fixedly equipped with a motor 82, and the right side of the motor 82 is fixedly equipped with a two-way threaded shaft 83, and the two-way thread The outside of the shaft 83 is screwed with a left clamping block 84 and a right clamping block 85 respectively from left to right, so that the left clamping block 84 and the right clamping block 85 can slide inwardly at the same time, and the two-way threaded shaft 83 is away from the motor 82 One end of one end is provided with rotating seat 86, and rotating seat 86 is fixedly installed on the left side of right support frame 5, is convenient to make two-way threaded shaft 83 supports and rotates, and between left support frame 4 and right support frame 5, limit bar 87 is fixedly installed, The corresponding positions of the left clamping block 84 and the right clamping block 85 and the stop rod 87 are provided with through holes, and the stop rod 87 passes through the through holes, so that the left clamp block 84 and the right clamp block 85 are spaced. slide.

In the actual operation process, when the device is in use, the motor 82 on the support plate 81 drives the two-way threaded shaft 83 to rotate, so that the two-way threaded shaft 83 drives the left clamping block 84 and the right clamping block 85 on the limit rod 87 Slide upward to the inside, so that the left clamping block 84 and the right clamping block 85 fix and clamp the mold body 6, and the electric rod 74 drives the sliding plate 73 to slide upward in the sliding groove 72, so that the sliding plate 73 presses the reset spring 76 At the same time, the sliding plate 73 drives the limit sliding shaft 79 to limit the sliding in the fixed sleeve 78, so that the sliding plate 73 drives the pushing shaft 75 to push upwards, so that the pushing block 77 pushes the formed product in the mold body 6 upwards, and passes through the left The clamping block 84 and the right clamping block 85 press the fixed block 61 to keep the mold body 6 fixed, thereby completing automatic demoulding.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Claims (7)

1. An ejection structure of an injection mold for an injection molding machine, comprising a workbench (1), characterized in that: the bottom of the workbench (1) is fixedly equipped with a support leg (2), and the support leg (2) The inner side of the workbench (1) is fixedly installed with a bottom plate (3), the left and right sides of the top of the workbench (1) are respectively fixedly installed with a left support frame (4) and a right support frame (5), and the top of the workbench (1) is provided with There is a mold body (6), the left and right sides of the mold body (6) are fixedly equipped with fixed blocks (61), the top of the bottom plate (3) is provided with an ejection and demoulding mechanism (7), the left A fixed clamping mechanism (8) is arranged between the support frame (4) and the right support frame (5); The ejection and demoulding mechanism (7) includes a fixed plate (71), and the fixed plate (71) is fixedly installed between the top of the bottom plate (3) and the bottom of the workbench (1), and the fixed plate (71) There is a sliding groove (72) on the inner side of the sliding groove (72), and a sliding plate (73) is slidably installed in the sliding groove (72), and an electric rod is fixedly installed between the bottom of the sliding plate (73) and the top of the bottom plate (3) (74), the top of the sliding plate (73) is fixedly equipped with a push shaft (75), and a return spring (76) is fixedly installed between the top of the sliding plate (73) and the bottom of the workbench (1), A push block (77) is fixedly installed on the end of the push shaft (75) away from the slide plate (73). 2. The ejection structure of an injection mold for an injection molding machine according to claim 1, characterized in that: a fixed sleeve (78) is fixedly installed on the bottom of the workbench (1), and the sliding plate (73) The top of the top is fixedly installed with a limit slide shaft (79), and the end of the limit slide shaft (79) away from the sliding plate (73) is slidably installed in the fixed sleeve (78). 3. The ejection structure of an injection mold for an injection molding machine according to claim 1, wherein a through hole is opened at the corresponding position between the bottom of the mold body (6) and the push block (77), and The pushing block (77) is slidably installed in the through hole. 4. The ejection structure of an injection mold for an injection molding machine according to claim 1, characterized in that: a positioning block (11) is fixedly installed on the top of the workbench (1), and the mold body (6) Positioning slots are provided at corresponding positions between the bottom of the base and the positioning block (11), and the positioning block (11) is inserted into the positioning slot. 5. The ejection structure of an injection mold for an injection molding machine according to claim 1, characterized in that: the fixed clamping mechanism (8) includes a support plate (81), and the support plate (81) is fixedly installed On the left side of the left support frame (4), a motor (82) is fixedly mounted on the top of the support plate (81), and a bidirectional threaded shaft (83) is fixedly mounted on the right side of the motor (82). The outside of threaded shaft (83) is threadedly installed with left clamping block (84) and right clamping block (85) respectively from left to right. 6. The ejection structure of an injection mold for an injection molding machine according to claim 5, characterized in that: the end of the two-way threaded shaft (83) away from the motor (82) is provided with a rotating seat (86), and the Said swivel seat (86) is fixedly installed on the left side of the right support frame (5). 7. The ejection structure of an injection mold for an injection molding machine according to claim 5, characterized in that: a limit rod (87) is fixedly installed between the left support frame (4) and the right support frame (5) , through holes are opened at corresponding positions of the left clamping block (84) and the right clamping block (85) and the limit rod (87), and the limit rod (87) passes through the through hole.

Images