CN221475918U - Jacking block mechanism of heavy injection mold - Google Patents

Abstract

The utility model discloses a lifting block mechanism of a heavy injection mold, which belongs to the technical field of injection molds and comprises a mold body and a lifting plate, wherein a gear is arranged in the middle of the mold body, a spring is arranged in the gear, a first groove is arranged on the left side of the top of the mold body, a second groove is arranged on the right side of the top of the mold body, a first connecting block is arranged in the first groove, a second connecting block is movably connected in the second groove, a driving stud is movably connected at the bottom of the mold body, a lifting stroke with a certain distance can be provided through the arranged gear and rack transmission mechanism, the lifting plate is connected on the first connecting block, and the structural strength of the mold can be improved by the first reinforcing block and the second reinforcing block which are matched with each other along with the reset of the internal spring, so that the mold has longer service life; the stroke speed of the ejector pin and the whole ejection device can be increased by simple linear movement, a stable movement process can be realized in the ejection and return processes, and no large impact force is generated.

Description

Jacking block mechanism of heavy injection mold

Technical Field

The utility model belongs to the technical field of injection molds, and particularly relates to a jacking block mechanism of a heavy injection mold.

Background

The injection mold is a tool for producing plastic products; is also a tool for endowing plastic products with complete structure and precise dimensions. Injection molding is a process used in mass production of parts of complex shape. Specifically, the heated and melted plastic is injected into a die cavity under high pressure by an injection molding machine, and a formed product is obtained after cooling and solidification.

At present, the existing injection mold has partial defects during use, and is single in structure and low in structural strength, the mold is easy to damage during use, the use effect is influenced, and therefore the lifting block mechanism of the heavy injection mold is provided.

Disclosure of utility model

The utility model aims to provide a lifting block mechanism of a heavy injection mold, which aims to solve the problems that the structure is single, the structural strength is not high, the mold is easy to damage during use, and the use effect is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heavy injection mold's jacking piece mechanism, includes mould body and thimble board, be equipped with the gear in the middle of the mould body, the inside spring that is equipped with of gear, mould body top left side is equipped with a recess, mould body top right side is equipped with No. two recesses, no. one recess is inside to be equipped with a connecting block, no. two recess inside swing joint have No. two connecting blocks, no. two connecting blocks extend to inside the mould body, mould body bottom swing joint has the drive double-screw bolt.

Preferably, the top of the first connecting block is movably connected with a thimble plate, the top of the thimble plate is provided with a thimble, and the thimble is movably connected with the top of the thimble plate.

Preferably, the thimble board is inside to be equipped with the internal thread, no. one the connecting block outside is equipped with the external screw thread, external screw thread and internal screw thread adaptation, the thimble board passes through internal screw thread swing joint on the external screw thread on No. one the connecting block.

Preferably, the left side of the second connecting block is provided with a plurality of clamping grooves.

Preferably, the top of the thimble plate is provided with a connecting hole, and the thimble is movably connected in the connecting hole.

Preferably, the positive left side of mould body is equipped with the block of consolidating No. one, the positive right side of mould body is equipped with the block of consolidating No. two, the block of consolidating No. one and the block of consolidating No. two all extend to mould body rear.

Compared with the prior art, the utility model has the beneficial effects that:

1. Through the gear, the rack drive mechanism that set up, can provide the ejecting stroke of a section distance, connect the thimble board on connecting block No. one, along with the internal spring resets, the cooperation sets up reinforcing block No. one and reinforcing block No. two can promote the structural strength of mould, makes the mould have longer life.

2. The stroke speed of the ejector pin and the whole ejection device can be increased by simple linear movement, and the stable movement process can be realized in the ejection and return processes without generating too large impact force.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

fig. 4 is a schematic diagram of a split structure of an ejector plate and a die body according to the present utility model.

In the figure: 1. a die body; 2. a needle ejection plate; 3. a gear; 4. a spring; 5. a first groove; 6. a second groove; 7. a first connecting block; 8. a second connecting block; 9. driving a stud; 10. a thimble; 11. an internal thread; 12. an external thread; 13. a clamping groove; 14. a first reinforcing block; 15. and a second reinforcing block.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: including mould body 1 and thimble board 2, be equipped with gear 3 in the middle of the mould body 1, gear 3 is inside to be equipped with spring 4, and mould body 1 top left side is equipped with recess 5 No. one, and mould body 1 top right side is equipped with recess 6 No. one, and recess 5 is inside to be equipped with connecting block 7 No. one, and No. two inside swing joint of recess 6 has connecting block 8 No. two, and connecting block 8 extends to inside the mould body 1, and mould body 1 bottom swing joint has drive stud 9.

Specifically, a connecting block 7 top swing joint has thimble board 2, and thimble board 2 top is equipped with thimble 10, and thimble 10 swing joint is at thimble board 2 top.

Specifically, the inside internal thread 11 that is equipped with of thimble board 2, no. 7 connecting block outside is equipped with external screw thread 12, and external screw thread 12 and internal screw thread 11 adaptation, thimble board 2 pass through internal screw thread 11 swing joint on the external screw thread 12 on No. 7 connecting block.

Specifically, the left side of the second connecting block 8 is provided with a plurality of clamping grooves 13, and the number of the clamping grooves 13 is several.

Specifically, the top of thimble board 2 is equipped with the connecting hole, and thimble 10 swing joint is inside the connecting hole.

Specifically, the positive left side of mould body 1 is equipped with the reinforcement piece 14 No. one, and the positive right side of mould body 1 is equipped with the reinforcement piece 15 No. two, and reinforcement piece 14 and No. two reinforcement pieces 15 all extend to mould body 1 rear.

In this embodiment, through the gear 3 that sets up, rack drive mechanism, can provide the ejecting stroke of one section distance, during the use, through connecting thimble board 2 on connecting block 7, can increase the stroke speed of thimble 10 and whole ejecting device through the simple to the line type motion that sets up, in ejecting and return stroke in-process, can play steady motion process, can not produce too big impact force, it is ejecting through promoting thimble 10 or thimble board 2 with the acceleration to make the balanced drawing of patterns of plastic parts, during the compound die, along with inside spring 4 resets, reinforcing block 14 and reinforcing block 15 of No. two that the cooperation set up can promote the structural strength of mould, make the mould have longer life.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

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 jacking block mechanism of the heavy injection mold comprises a mold body and a jacking plate, and is characterized in that: the novel die comprises a die body, and is characterized in that a gear is arranged in the middle of the die body, a spring is arranged in the gear, a first groove is formed in the left side of the top of the die body, a second groove is formed in the right side of the top of the die body, a first connecting block is arranged in the first groove, a second connecting block is movably connected in the second groove, the second connecting block extends into the die body, and a driving stud is movably connected to the bottom of the die body.

2. The jacking block mechanism of a heavy duty injection mold of claim 1, wherein: the ejector pin plate is movably connected to the top of the first connecting block, an ejector pin is arranged at the top of the ejector plate, and the ejector pin is movably connected to the top of the ejector plate.

3. The jacking block mechanism of a heavy duty injection mold of claim 1, wherein: the thimble board is inside to be equipped with the internal thread, no. one the connecting block outside is equipped with the external screw thread, external screw thread and internal screw thread adaptation, the thimble board passes through internal screw thread swing joint on the external screw thread on No. one the connecting block.

4. The jacking block mechanism of a heavy duty injection mold of claim 1, wherein: the left side of the second connecting block is provided with a plurality of clamping grooves.

5. The jacking block mechanism of a heavy duty injection mold of claim 1, wherein: the top of the thimble plate is provided with a connecting hole, and the thimble is movably connected inside the connecting hole.

6. The jacking block mechanism of a heavy duty injection mold of claim 1, wherein: the positive left side of mould body is equipped with the reinforcing block No. one, the positive right side of mould body is equipped with the reinforcing block No. two, reinforcing block No. one and reinforcing block No. two all extend to mould body rear.