CN212764737U

CN212764737U - Blanking die of plastic suction base

Info

Publication number: CN212764737U
Application number: CN202021023827.1U
Authority: CN
Inventors: 李俊杰
Original assignee: Changsha Hongjun Packaging Products Co ltd
Current assignee: Changsha Hongjun Packaging Products Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-03-23
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses an unloading mould of plastic uptake base, include: the cooling device comprises a male die, a plurality of cooling pipes and a plurality of cooling pipes, wherein the male die is provided with a plurality of male die cores corresponding to the base in shape, a plurality of inner corners are arranged on the male die cores, a plurality of through holes are arranged at the positions of the inner corners of the male die cores, a cavity is arranged inside the male die, the through holes are communicated with the cavity, and the cooling pipes which are not communicated with the through holes and the cavity are arranged inside the male die; the die comprises a female die, a plurality of female die inserts matched with the male die inserts are arranged on the female die, the shapes of the female die inserts correspond to the cutting positions of a base, and bulges are arranged on the edges of the female die inserts and used for cutting the base; the pushing device is used for pushing the female die; a guide for guiding movement of the female die. Beneficial effect has improved the accuracy and the production efficiency of base, the utility model relates to a plastic uptake forming die field.

Description

Blanking die of plastic suction base

Technical Field

The utility model relates to a plastic uptake forming die field especially relates to a plastic uptake base's unloading mould.

Background

The plastic suction process is a forming method for cooling and forming a softened sheet by closely attaching the sheet to a mold by utilizing the principle of vacuum adsorption after the sheet is heated and softened, and the plastic suction product is widely applied to the fields of food packaging, lamp decoration, advertising boards and the like.

In the existing plastic suction forming equipment, after plastic suction forming, due to the influence of heating of the sheet, in the subsequent blanking process step, the cutting position of the sheet is often not determined due to the deformation of the sheet, the edge of the base to be cut is different in length, even the base can be cut sometimes, in another method, the whole sheet with the base is cut off firstly, then the blanking operation is performed on the whole sheet, the operation consumes more time, the steps are troublesome, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an unloading mould of plastic uptake base can make the base directly by the unloading after the shaping, and the unloading is more accurate, and the step is simpler, improves the production efficiency of base and the production quality of base.

The embodiment of the utility model provides an adopted technical scheme is a plastic uptake base's unloading mould, include:

the cooling device comprises a male die, a plurality of first through holes and a plurality of second through holes, wherein the male die is provided with a plurality of male die cores corresponding to the base in shape, the male die cores are provided with a plurality of inner corners, the positions of the inner corners of the male die cores are provided with a plurality of through holes, a cavity is arranged inside the male die, the first through holes are communicated with the cavity, and the male die is internally provided with a cooling pipeline which is not communicated with the through holes and the;

the die comprises a female die, a plurality of female die inserts matched with the male die inserts are arranged on the female die, the shapes of the female die inserts correspond to the cutting positions of a base, and bulges are arranged on the edges of the female die inserts and used for cutting the base;

the pushing device is used for pushing the female die;

a guide for guiding movement of the female die.

According to the utility model discloses plastic uptake base's unloading mould has following beneficial effect at least:

1. the base is directly cut after being formed, the cutting position is accurate, and the quality of the finished base is improved;

2. the utility model discloses in, after the base shaping, directly cut it, improved the production efficiency of base.

According to some embodiments of the utility model, thrust unit includes first push rod, first push pedal and a drive arrangement, first push rod one end with the die links to each other, and connects the face to be located the reverse side of die mould benevolence, the first push rod other end with first push pedal links to each other, a drive arrangement is in order to be used for the drive first push pedal reciprocates.

According to some embodiments of the invention, the male die is provided with a punch retainer plate located on a reverse side of the male die insert, the male die being fixed to the punch retainer plate.

According to some embodiments of the utility model, guider includes guide pin bushing and guide pillar, the guide pin bushing is located punch plate is last, the guide pillar is located in on the first push pedal, the guide pin bushing with guide pillar sliding connection.

According to some embodiments of the invention, the die periphery is provided with a sheet fixing device for fixing a sheet.

According to some embodiments of the utility model, sheet fixing device includes sheet fixed plate, second push rod, second push pedal and second drive arrangement, the sheet fixed plate be "mouthful" style of calligraphy surround in around the die, the one end of second push rod with the sheet fixed plate links to each other, the other end of second push rod passes first push pedal with the second push pedal links to each other, the second push pedal is middle "returning" style of calligraphy empty, second drive arrangement is in order to be used for promoting the second push pedal reciprocates.

According to some embodiments of the utility model, the arch is right triangle, and its right angle is located on the perpendicular line of die mould benevolence inner wall.

According to some embodiments of the present invention, the cavity is communicated with a blowing device for blowing air in the cavity.

According to some embodiments of the invention, the cooling duct is in communication with a cooling device for conveying a cooling medium into the cooling duct.

According to some embodiments of the invention, the cooling conduit is a copper pipe.

According to the utility model discloses a some embodiments, the die with be equipped with collection device between first push pedal, collection device is in order to be used for collecting the shaping base that is cut and drops.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a blanking mold of a blister base;

FIG. 2 is a schematic view of a blanking mold of a blister base;

FIG. 3 is a side view of a blanking mold of the blister base;

FIG. 4 is a cross-sectional view of a blanking mold of a blister base taken along section A-A;

FIG. 5 is a cross-sectional view of a blanking mold of a blister base taken along section B-B;

fig. 6 is a partially enlarged view of portion i in fig. 5.

Reference numerals: 100-male die; 110-a core insert; an alpha-internal angle; 111-a via; 120-a cavity; 130-a cooling conduit; 140-punch retainer; 200-a female die; 210-a female mold insert; 211-protrusions; 300-a pushing device; 310-a first push rod; 320-a first pusher plate; 400-a guide; 410-guide sleeves; 420-guide pillars; 500-a sheet fixation device; 510-a sheet fixing plate; 520-a second push rod; 530-a second pusher plate; 600-a collecting device.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Referring to fig. 1 and 2, a blanking mold of a blister base includes:

the manufacturing method comprises the following steps that a male die 100 is provided with a plurality of male die cores 110 corresponding to a base in shape, a plurality of inner corners alpha are arranged on the male die cores 110, a plurality of through holes 111 are formed in the inner corners alpha of the male die cores 110, cavities 120 are formed in the male die 100, the through holes 111 are communicated with the cavities 120, cooling pipelines 130 which are not communicated with the through holes 111 and the cavities 120 are formed in the male die 100, when a sheet is located below the male die 100 and is static, the sheet is subjected to blister operation, the blister operation belongs to the conventional technology in the field of blister, and is not described herein in detail, and reference can be made to a medical gauze packing and blister device in patent CN 201920165908.6;

the die comprises a female die 200, wherein a plurality of female die inserts 210 matched with the male die inserts 110 are arranged on the female die 200, the shapes of the female die inserts 210 correspond to the cutting positions of a base, the edge of each female die insert 210 is provided with a bulge 211, the bulges 211 are used for cutting the base, after a sheet is formed and cooled on the male die 100, the female die 200 is matched with the male die 100 for blanking operation, the bulges 211 on the female die 200 cut the forming base during die assembly, so that the forming base is separated from the sheet, and the female die inserts 210 are in a through design, so that the cut forming base falls along the inner wall of the female die inserts 210;

the pushing device 300 is used for pushing the female die 200 to move upwards when the die is closed;

a guide device 400, wherein the guide device 400 is used for guiding the movement of the concave die 200, thereby enabling the cutting of the forming base to be more accurate.

Has the advantages that: 1. the base is directly cut after being formed, the cutting position is accurate, and the quality of the finished base is improved; 2. the utility model discloses in, after the base shaping, directly cut it, improved the production efficiency of base.

Referring to fig. 2 and 3, the pushing device 300 includes a first push rod 310, a first push plate 320, and a first driving device, wherein one end of the first push rod 310 is connected to the female die 200, and the connecting surface is located on the reverse surface of the female die insert 210, the other end of the first push rod 310 is connected to the first push plate 320, and the first driving device is used for driving the first push plate 320 to move up and down, so that the push rod pushes the female die 200 to move up and down, thereby achieving the purpose of closing the female die 200 and the male die 100, separating the cut female die 200 and the male die 100 from each other, and continuing the cutting of the next round.

Referring to fig. 2 and 3, the male mold 100 is provided with a punch retainer 140 located on the opposite side of the core 110, and the male mold 100 is fixed to the punch retainer 140, and the punch retainer 140 allows more accurate positioning between the male mold 100 and the female mold 200.

Referring to fig. 2 and 3, the guide device 400 includes a guide sleeve 410 and a guide pillar 420, the guide sleeve 410 is located on the punch holder 140, the guide pillar 420 is located on the first push plate 320, and the guide sleeve 410 is slidably connected with the guide pillar 420, so that the position of the female die 200 is more accurate in the up-and-down movement process, and the cutting accuracy is improved.

Referring to fig. 1 and 3, a sheet fixing device 500 is disposed around the female mold 200, the sheet fixing device 500 is used for fixing a sheet, and before the plastic suction process starts, the sheet fixing device 500 fixes the sheet on the male mold 100, so that a closed environment is formed between the sheet and the male mold 100, and the vacuum suction process of the male mold 100 is easily completed.

Referring to fig. 1 and 3, the sheet fixing device 500 includes a sheet fixing plate 510, a second push rod 520, a second push plate 530 and a second driving device, the sheet fixing plate 510 surrounds the female die 200 in a square shape, one end of the second push rod 520 is connected to the sheet fixing plate 510, the other end of the second push rod 520 passes through the first push plate 320 and is connected to the second push plate 530, the second push plate 530 is in a square shape with a hollow middle, the second driving device is used for pushing the second push plate 530 to move up and down, after the sheet reaches below the male die 100, the second driving device pushes the second push plate 530 to move up, so that the sheet fixing plate 510 presses the sheet onto the male die 100, a closed environment is formed between the sheet and the male die 100, and the vacuum-pumping step of the male die 100 is easier to complete.

Referring to fig. 5 and 6, the protrusion 211 is a right triangle, and the right angle is located on the perpendicular line of the inner wall of the cavity insert 210, so that the protrusion 211 is more favorable for cutting the formed base.

Referring to fig. 4, the cavity 120 is communicated with an air blowing device for blowing air in the cavity 120, after the cutting is completed, the sheet is prevented from being closely attached to the male mold core 110, the air blowing device blows air into the cavity 120, the air enters the through hole 111 along the cavity 120, and the air is injected between the sheet and the male mold core 110 so as to fall off.

Referring to fig. 5, the cooling duct 130 is communicated with a cooling device, and the cooling device is used for conveying a cooling medium into the cooling duct 130, so that the formed sheet is rapidly cooled and shaped, and the work efficiency is improved.

Referring to fig. 1, the cooling pipeline 130 is a copper pipe, which has good heat conductivity and is beneficial to the shaping of the base.

Referring to fig. 1, be equipped with collection device 600 between die 200 and first push pedal 320, collection device 600 is in order to be used for collecting the shaping base that is cut and drops for the collection of base is more convenient, improves work efficiency.

Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. The utility model provides an unloading mould of plastic uptake base which characterized in that includes:

the punch comprises a punch (100), wherein a plurality of punch cores (110) corresponding to the base in shape are arranged on the punch (100), a plurality of inner corners (alpha) are arranged on the punch cores (110), a plurality of through holes (111) are formed in the positions of the inner corners (alpha) of the punch cores (110), a cavity (120) is formed inside the punch (100), the through holes (111) are communicated with the cavity (120), and a cooling pipeline (130) which is not communicated with the through holes (111) and the cavity (120) is arranged inside the punch (100);

the die comprises a female die (200), wherein a plurality of female die cores (210) matched with the male die cores (110) are arranged on the female die (200), the shapes of the female die cores (210) correspond to the cutting positions of a base, and bulges (211) are arranged on the edges of the female die cores (210) and used for cutting the base;

-pushing means (300), said pushing means (300) being intended to push said female die (200);

a guide (400), the guide (400) for guiding the movement of the female die (200).

2. The blanking die of plastic uptake base of claim 1, wherein: the pushing device (300) comprises a first push rod (310), a first push plate (320) and a first driving device, one end of the first push rod (310) is connected with the female die (200), the connecting surface of the first push rod is located on the reverse surface of the female die core (210), the other end of the first push rod (310) is connected with the first push plate (320), and the first driving device is used for driving the first push plate (320) to move up and down.

3. The blanking die of plastic uptake base of claim 2, wherein: the male die (100) is provided with a male die fixing plate (140) positioned on the reverse side of the male die core (110), and the male die (100) is fixed on the male die fixing plate (140).

4. The blanking die of plastic uptake base of claim 3, wherein: the guide device (400) comprises a guide sleeve (410) and a guide pillar (420), the guide sleeve (410) is located on the punch retainer (140), the guide pillar (420) is located on the first push plate (320), and the guide sleeve (410) is connected with the guide pillar (420) in a sliding mode.

5. The blanking die of plastic uptake base of any one of the claims 2 or 4, wherein: the periphery of the female die (200) is provided with a sheet fixing device (500), and the sheet fixing device (500) is used for fixing sheets.

6. The blanking die of plastic uptake base of claim 5, wherein: the sheet fixing device (500) comprises a sheet fixing plate (510), a second push rod (520), a second push plate (530) and a second driving device, wherein the sheet fixing plate (510) is square-shaped and surrounds the periphery of the concave die (200), one end of the second push rod (520) is connected with the sheet fixing plate (510), the other end of the second push rod (520) penetrates through the first push plate (320) and the second push plate (530) to be connected, the second push plate (530) is hollow and is square-shaped, and the second driving device is used for pushing the second push plate (530) to move up and down.

7. The blanking die of plastic uptake base of any one of claims 1 to 4, wherein: the bulge (211) is in the shape of a right triangle, and the right angle of the bulge is positioned on the vertical line of the inner wall of the female die core (210).

8. The blanking die of plastic uptake base of any one of claims 1 to 4, wherein: the cavity (120) is communicated with an air blowing device, and the air blowing device is used for blowing air in the cavity (120).

9. The blanking die of plastic uptake base of any one of claims 1 to 4, wherein: the cooling pipeline (130) is communicated with a cooling device, and the cooling device is used for conveying a cooling medium into the cooling pipeline (130).

10. The blanking die of plastic uptake base of any one of the claims 2 or 4, wherein: the die (200) and the first push plate (320) are provided with a collecting device (600) therebetween, and the collecting device (600) is used for collecting the cut and dropped forming base.