CN216031915U

CN216031915U - Plastic mold with mold cavity convenient to clean

Info

Publication number: CN216031915U
Application number: CN202023098253.7U
Authority: CN
Inventors: 卢卫林; 李勇; 罗爱文
Original assignee: Kunshan Youende Precision Mould Co ltd
Current assignee: Kunshan Youende Precision Mould Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2022-03-15
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a plastic mold with a mold cavity convenient to clean, and relates to the field of plastic molds. According to the utility model, the lifting plate is driven by the lifting frame rod, so that the ejection block is driven to extend into the lower die, the interior of the lower die is cleaned while the plastic product is ejected, and the subsequent cleaning scraper scrapes the top of the lower die, so that the cleaning of the lower die is realized, the die assembly and die sinking operation of the die is synchronized with the cleaning of the die, the die cleaning is convenient, and the use efficiency of the die is improved.

Description

Plastic mold with mold cavity convenient to clean

Technical Field

The utility model relates to the field of plastic molds, in particular to a plastic mold with a mold cavity convenient to clean.

Background

The plastic mold is a short name for a combined mold used for compression molding, extrusion molding, injection, blow molding and low-foaming molding. The left mold and the right mold are combined for blow molding plastic bottles, but the plastic molds are often temporarily stopped during production and processing due to raw materials, equipment or temporary material change, and some unformed plastic materials are adhered to the inner surface of the mold core.

The manual work uses the raw materials in the clearance brush clearance plastic mould, wastes time and energy, and the injection molding machine setting is in the top of plastic mould, and the difficult manual operation of clearing up goes on, and the efficiency of clearance is lower.

Therefore, it is necessary to provide a plastic mold with a cavity that is easy to clean to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a plastic mold with a conveniently cleaned mold cavity, a lifting plate is driven by a lifting frame rod, an ejection block is further driven to extend into a lower mold, the interior of the lower mold is cleaned while a plastic product is ejected, a subsequent cleaning scraper blade scrapes the top of the lower mold, the cleaning of the lower mold is realized, the mold closing and opening operations of the mold are synchronized in the mold cleaning, the mold is convenient to clean, the use efficiency of the mold is improved, and the problems caused by the fact that a cleaning brush is manually used for cleaning raw materials in the plastic mold, time and labor are wasted, and the cleaning efficiency is low in the prior art are solved.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a plastic mold with a mold cavity convenient to clean comprises a mold frame, mold shafts are fixedly arranged at four corners of the top of the mold frame, mold plates are fixedly arranged between the tops of the four mold shafts, a mold support plate is arranged between the mold frame and the mold plates, the mold support plate is sleeved with the mold shafts, a lower mold is fixedly arranged in the middle of the top end of the mold frame, an upper mold is fixedly arranged in the middle of the mold support plate, and the lower mold and the upper mold are vertically arranged correspondingly;

the improved die comprises a die supporting plate and is characterized in that lifting frame rods are fixedly arranged at four corners of the bottom of the die supporting plate, a lifting plate is arranged at the bottom of the die supporting plate, the lifting frame rods penetrate through the die frame and are fixedly connected with the lifting plate, an ejection block is fixedly arranged at the middle of the lifting plate, the ejection block is movably connected with a lower die, mounting bars are fixedly arranged on the front side and the rear side of the lower die, guide rods are fixedly arranged on supports at two ends of the two mounting bars, a cleaning scraper is arranged between the tops of the guide rods and matched with the lower die, and the bottoms at two ends of the cleaning scraper are all sleeved with the guide rods.

Furthermore, reset springs are arranged at four corners of the bottom of the die supporting plate, and the reset springs are sleeved with the die shaft.

Further, a die closing oil cylinder is fixedly arranged in the middle of the die plate, the output end of the die closing oil cylinder is fixedly connected with the middle of the die support plate, the lower die is a concave die, and the upper die is a convex die.

Furthermore, a lifting guide rod is fixedly arranged at the bottom of the die frame, the lifting guide rod is vertically arranged, and the lifting plate is movably connected with the lifting guide rod.

Further, ejecting piece runs through and stretches out the bed die, ejecting piece top face and bed die top face parallel and level set up, the fixed clearance groove that is provided with in clearance scraper blade middle part, clearance groove cross-section is the triangle setting.

Further, the fixed promotion cylinder that is provided with of mould frame front side, promotion cylinder output and clearance scraper blade middle part fixed connection, promotion cylinder sets up with the axial with the guide bar.

Further, a residual hopper is fixedly arranged on the rear side of the die frame and horizontally arranged corresponding to the lower die.

Further, an air supply pump is fixedly arranged at the top of the die plate, an air blowing nozzle is fixedly arranged outside the lifting frame rod, and an air supply pipe is fixedly connected between the output end of the air supply pump and the air blowing nozzle.

The embodiment of the utility model has the following advantages:

1. according to the utility model, the lower die and the upper die are arranged for plastic mold closing processing, during mold opening operation, the die supporting plate is lifted and reset, the lifting frame rod is utilized to drive the lifting plate, further the lifting block is driven to extend into the lower die, the plastic product is ejected out and simultaneously the interior of the lower die is cleaned, the subsequent cleaning scraper plate scrapes the top of the lower die, the cleaning of the lower die is realized, the mold opening operation of the die is synchronized with the cleaning of the die, the die is convenient to clean, and the use efficiency of the die is improved;

2. according to the utility model, the air supply pump is arranged to pump outside air, the air supply pipe is used to convey pressurized air to the air blowing nozzle, and after the cleaning scraper scrapes the top of the lower die, the air blowing nozzle is used to blow air to the lower die, so that the die cleaning effect is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

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

FIG. 2 is a schematic top view of a mold frame according to the present invention;

FIG. 3 is a schematic view of the structure of part A of FIG. 1 according to the present invention;

FIG. 4 is a schematic cross-sectional view of a cleaning tank according to the present invention;

FIG. 5 is a schematic view of the overall construction of the cleaning blade provided in accordance with the present invention;

in the figure: the device comprises a die frame 1, a die shaft 2, a die plate 3, a die support plate 4, a lower die 5, an upper die 6, a lifting frame rod 7, a lifting plate 8, an ejection block 9, a mounting strip 10, a guide rod 11, a cleaning scraper 12, a return spring 13, a die closing oil cylinder 14, a lifting guide rod 15, a cleaning groove 16, a pushing cylinder 17, a residual hopper 18, an air feed pump 19, an air blowing nozzle 20 and an air feed pipe 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a plastic mould with a convenient cleaning die cavity as shown in figures 1-5, which comprises a mould frame 1, four corners of the top of the die frame 1 are all fixedly provided with die shafts 2, die plates 3 are fixedly arranged between the tops of the four die shafts 2, a mould supporting plate 4 is arranged between the mould frame 1 and the mould plate 3, the mould supporting plate 4 is sleeved with the mould shaft 2, a lower die 5 is fixedly arranged in the middle of the top end of the die frame 1, an upper die 6 is fixedly arranged in the middle of the die support plate 4, the lower die 5 and the upper die 6 are vertically arranged correspondingly, when the mold is used, the mold support plate 4 descends to drive the upper mold 6 and the lower mold 5 to carry out mold closing operation, the lower mold 5 and the upper mold 6 carry out plastic mold closing processing, and the mold shaft 2 improves the lifting stability of the mold support plate 4 during mold opening operation;

four corners of the bottom of the mold support plate 4 are fixedly provided with lifting frame rods 7, the bottom of the mold support 1 is provided with a lifting plate 8, the lifting frame rods 7 penetrate through the mold support 1 and are fixedly connected with the lifting plate 8, the middle part of the lifting plate 8 is fixedly provided with an ejection block 9, the ejection block 9 is movably connected with a lower mold 5, the front side and the rear side of the lower mold 5 are fixedly provided with mounting strips 10, two end supports of the two mounting strips 10 are fixedly provided with guide rods 11, a cleaning scraper 12 is arranged between the tops of the two guide rods 11, the cleaning scraper 12 is matched with the lower mold 5, the bottoms of two ends of the cleaning scraper 12 are sleeved with the guide rods 11, the lifting frame rods 7 drive the lifting plate 8 to drive the ejection block 9 to extend into the lower mold 5, so as to lift plastic products out and clean the interior of the lower mold 5, and then the subsequent cleaning scraper 12 passes through the top of the lower mold 5, the cleaning of the lower die 5 is realized, the die closing and opening operations of the synchronous die for die cleaning are realized, the die cleaning is convenient, and the die use efficiency is improved.

Further, reset springs 13 are arranged at four corners of the bottom of the mold support plate 4, the reset springs 13 are sleeved with the mold shaft 2, the reset springs 13 are used for improving the lifting stability of the mold support plate 4, and the elastic force of the reset springs 13 is subsequently used for facilitating the lifting reset of the mold support plate 4.

Further, a mold closing oil cylinder 14 is fixedly arranged in the middle of the mold plate 3, the output end of the mold closing oil cylinder 14 is fixedly connected with the middle of the mold support plate 4, the lower mold 5 is set to be a concave mold, the upper mold 6 is set to be a convex mold, the mold closing oil cylinder 14 extends out to drive the mold support plate 4 to descend, and plastic mold closing processing of the lower mold 5 and the upper mold 6 is achieved.

Further, the bottom of the die frame 1 is fixedly provided with a lifting guide rod 15, the lifting guide rod 15 is vertically arranged, the lifting plate 8 is movably connected with the lifting guide rod 15, the lifting guide rod 15 is utilized to guide the lifting plate 8 to lift, and the lifting stability of the lifting plate 8 is improved.

Further, ejecting piece 9 runs through and stretches out bed die 5, ejecting piece 9 top face sets up with 5 top face parallel and level of bed die, the fixed clearance groove 16 that is provided with in clearance scraper blade 12 middle part, clearance groove 16 cross-section is the triangle setting, and ejecting piece 9 is carried out ejecting simultaneously to the plastic product and is cleared up 5 insides of bed die in stretching into bed die 5, and ejecting piece 9 top face and 5 top face parallel and level of bed die make things convenient for clearance scraper blade 12 to clear up bed die 5, and clearance groove 16 improves the effect of scraping of plastic defective material.

Further, the fixed push cylinder 17 that is provided with in 1 front side of mould frame, push cylinder 17 output and clearance scraper blade 12 middle part fixed connection, push cylinder 17 sets up with the axial with guide bar 11, and push cylinder 17 drives clearance scraper blade 12 and moves, makes things convenient for clearance scraper blade 12 to clear up bed die 5.

Further, the fixed incomplete hopper 18 that is provided with in mould frame 1 rear side, incomplete hopper 18 corresponds the setting with the bed die 5 level, when promoting cylinder 17 and driving clearance scraper blade 12 and carry out the scraper motion, and the incomplete material that scrapes promotes to fall into incomplete hopper 18 and concentrates the collection, makes things convenient for the processing of follow-up incomplete material.

Further, an air supply pump 19 is fixedly arranged at the top of the mold plate 3, a blowing nozzle 20 is fixedly arranged outside the lifting frame rod 7, an air supply pipe 21 is fixedly connected between the output end of the air supply pump 19 and the blowing nozzle 20, the air supply pipe 21 supplies air to the blowing nozzle 20, the air supply pipe 21 supplies pressurized air to the blowing nozzle 20, and after the cleaning scraper 12 scrapes the top of the lower mold 5, the blowing nozzle 20 performs blowing operation on the lower mold 5, so that the mold cleaning effect is improved.

The implementation mode is specifically as follows: when the mold is used, the mold closing oil cylinder 14 extends out to drive the mold support plate 4 to descend, so that plastic mold closing processing of the lower mold 5 and the upper mold 6 is realized, during mold opening operation, the reset spring 13 improves the lifting stability of the mold support plate 4, the subsequent elasticity of the reset spring 13 is utilized to facilitate the lifting reset of the mold support plate 4, the mold support plate 4 is lifted to reset, the lifting frame rod 7 drives the lifting plate 8, the lifting guide rod 15 is utilized to lift and guide the lifting plate 8, the lifting stability of the lifting plate 8 is improved, the ejection block 9 is driven to extend into the lower mold 5, the interior of the lower mold 5 is cleaned while the plastic product is ejected, the pushing cylinder 17 drives the cleaning scraper 12 to carry out scraping motion, when the pushing cylinder 17 drives the cleaning scraper 12 to carry out scraping motion, the scraped residual materials are pushed to fall into the residual hopper 18 to be intensively collected, so as to facilitate the treatment of the subsequent residual materials, the clearance scraper blade 12 scrapes the 5 tops of bed dies again, clearance groove 16 improves the effect of scraping out of plastic defective material, realize the clearance of bed dies 5, the compound die sinking operation of the synchronous mould of mould clearance, the mould clearance is convenient, improve mould availability factor, when clearing up the mould, air feed pump 19 extracts the outside air, air feed pipe 21 carries pressurized air to blow shower nozzle 20, after the clearance scraper blade 12 scraped the 5 tops of bed dies, blow shower nozzle 20 blows the operation to bed dies 5, improve mould clearance effect.

The working principle of the utility model is as follows:

referring to the attached drawings 1-5, when the die is used, the lower die 5 and the upper die 6 are subjected to plastic closing processing, when the die is opened, the die support plate 4 is lifted and reset, the lifting frame rod 7 drives the lifting plate 8 and the ejection block 9 to extend into the lower die 5, the interior of the lower die 5 is cleaned while the plastic product is ejected, and the subsequent cleaning scraper 12 scrapes the top of the lower die 5 to realize the cleaning of the lower die 5;

referring to fig. 1, when the mold is cleaned, the air supply pump 19 draws the external air, the air supply pipe 21 supplies the pressurized air to the air blowing nozzle 20, and after the cleaning blade 12 scrapes the top of the lower mold 5, the air blowing nozzle 20 performs an air blowing operation on the lower mold 5, thereby improving the mold cleaning effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a plastic mould that die cavity is convenient for clear up which characterized in that: the die comprises a die frame (1), die shafts (2) are fixedly arranged at four corners of the top of the die frame (1), a die plate (3) is fixedly arranged between the tops of the four die shafts (2), a die support plate (4) is arranged between the die frame (1) and the die plate (3), the die support plate (4) is sleeved with the die shafts (2), a lower die (5) is fixedly arranged in the middle of the top end of the die frame (1), an upper die (6) is fixedly arranged in the middle of the die support plate (4), and the lower die (5) and the upper die (6) are vertically arranged correspondingly;

the die supporting plate is characterized in that lifting frame rods (7) are fixedly arranged at four corners of the bottom of the die supporting plate (4), a lifting plate (8) is arranged at the bottom of the die frame (1), the lifting frame rods (7) penetrate through the die frame (1) and are fixedly connected with the lifting plate (8), ejection blocks (9) are fixedly arranged at the middle of the lifting plate (8), the ejection blocks (9) are movably connected with a lower die (5), mounting strips (10) are fixedly arranged on the front side and the rear side of the lower die (5), guide rods (11) are fixedly arranged at two ends of the two mounting strips (10) and are provided with guide rods (11), cleaning scraping plates (12) are arranged between the tops of the guide rods (11), the cleaning scraping plates (12) are matched with the lower die (5), and the bottoms of two ends of the cleaning scraping plates (12) are sleeved with the guide rods (11).

2. The plastic mold of claim 1, wherein the mold cavity is easy to clean: the four corners of the bottom of the die supporting plate (4) are provided with return springs (13), and the return springs (13) are sleeved with the die shaft (2).

3. The plastic mold of claim 1, wherein the mold cavity is easy to clean: the die is characterized in that a die closing oil cylinder (14) is fixedly arranged in the middle of the die plate (3), the output end of the die closing oil cylinder (14) is fixedly connected with the middle of the die support plate (4), the lower die (5) is set to be a concave die, and the upper die (6) is set to be a convex die.

4. The plastic mold of claim 1, wherein the mold cavity is easy to clean: the die is characterized in that a lifting guide rod (15) is fixedly arranged at the bottom of the die frame (1), the lifting guide rod (15) is vertically arranged, and the lifting plate (8) is movably connected with the lifting guide rod (15).

5. The plastic mold of claim 1, wherein the mold cavity is easy to clean: the ejection block (9) penetrates through the lower die (5), the top end face of the ejection block (9) is parallel and level to the top end face of the lower die (5), a cleaning groove (16) is fixedly arranged in the middle of the cleaning scraper (12), and the cross section of the cleaning groove (16) is triangular.

6. The plastic mold of claim 1, wherein the mold cavity is easy to clean: the mould frame (1) front side is fixed and is provided with push cylinder (17), push cylinder (17) output and clearance scraper blade (12) middle part fixed connection, push cylinder (17) and guide bar (11) set up with the axial.

7. The plastic mold of claim 1, wherein the mold cavity is easy to clean: the rear side of the die frame (1) is fixedly provided with a residual hopper (18), and the residual hopper (18) is horizontally arranged corresponding to the lower die (5).

8. The plastic mold of claim 1, wherein the mold cavity is easy to clean: an air supply pump (19) is fixedly arranged at the top of the die plate (3), an air blowing nozzle (20) is fixedly arranged outside the lifting frame rod (7), and an air supply pipe (21) is fixedly connected between the output end of the air supply pump (19) and the air blowing nozzle (20).