CN212171281U

CN212171281U - Plastic blow molding device

Info

Publication number: CN212171281U
Application number: CN202020580116.8U
Authority: CN
Inventors: 程方斌; 刘玉磊
Original assignee: Shandong Dingsheng Container Co ltd
Current assignee: Shandong Dingsheng Container Co ltd
Priority date: 2020-04-18
Filing date: 2020-04-18
Publication date: 2020-12-18
Anticipated expiration: 2030-04-18

Abstract

The utility model discloses a plastics blow molding forming device, including closing die set, conveyor, material feeding unit, heating device, attemperator and forming device, conveyor is conveyer belt and holder, and conveyor span in material feeding unit, heating device and attemperator, closing die set are used for producing predetermined piece, are equipped with the conveyer belt in the material feeding unit, can supply each predetermined piece to arrange one by one, heating device includes heating entry, track, heater, sprocket, support piece, chain hole, protruding gear, attemperator includes anchor clamps and plummer, the orientation of plummer is parallel with the extending direction of conveyer belt, be equipped with telescopic cylinder on the anchor clamps, the last mould that is equipped with of forming device is used for arranging predetermined piece wherein in to it is fixed with the mount for the mould, utilize the gas blow pipe on the gas generator to blow molding. The utility model relates to a rationally, easy and simple to handle and adjustable plastic product thickness, whole process can monitor.

Description

Plastic blow molding device

Technical Field

The utility model belongs to the technical field of the plastics processing, specifically be a plastics blow molding device.

Background

The plastic containers are usually manufactured by feeding the preform to a heater to heat the preform to a temperature required for blow molding, then feeding the preform to a blow molding mechanism, placing the preform in a mold cavity with high-pressure gas for blow molding, and after the blow molded container is cooled to a certain temperature, discharging the blow molded container. And the equipment for manufacturing such containers by blow moulding is known as blow moulding apparatus. The blow molding apparatus disposes a preform in a blow cavity mold, and performs blow molding on the preform in the blow cavity mold to form a hollow container having a desired shape.

The existing blow molding process has the problems of low automation degree, more workers and high labor intensity, the production efficiency is difficult to meet the requirements of customers, and in addition, the wall thickness of the hollow container is difficult to adjust locally in the blow molding device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plastics blow molding device, the device are equipped with the temperature regulation device and implement local temperature regulation to the preforming piece, can make the local thickening of hollow container wall thickness to thereby carry out the blow molding to the preforming piece through forming device and form the hollow container.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic blow molding forming device comprises a mold closing device, a conveying device, a feeding device, a heating device, a temperature regulating device and a forming device, wherein the conveying device is a conveying belt and a clamp holder, the conveying device stretches across the feeding device, the heating device and the temperature regulating device, the clamp holder is sleeved on the conveying belt through a moving block, the moving block is fixedly connected with a pair of grippers through a rotating shaft, the grippers are used for gripping a preset forming piece, and a clamping cylinder is arranged in the moving block;

the die closing device is used for producing preset pieces and comprises a first die cavity and a second die cavity, products of the die closing device are conveyed to the feeding device through the cooling cavity, the feeding device is a rectangular feeding box, and a conveying belt is arranged in the feeding box and can be used for arranging the preset pieces one by one;

the heating device comprises a heating inlet, a track, a heater, a chain wheel, supporting pieces, chain holes and a convex gear, wherein the track annularly bypasses the heating inlet, the heating outlet and the inside of the heating device;

the temperature adjusting device comprises a clamp and a bearing table, the direction of the bearing table is parallel to the extending direction of the conveyor belt, and a telescopic cylinder is arranged on the clamp; the forming device is provided with a mold for placing the preset part therein, the mold is fixed by a fixing frame, and blow molding is carried out by utilizing an air blow pipe on the gas generator.

Preferably, the number of the holders is two, the holders are respectively positioned on the left side and the right side of the heating device, and at least one power pressure cylinder is used for intermittently driving each moving block.

Preferably, the moving block is made of plastic.

Preferably, the temperature adjusting device is an independent space, and a plurality of heating or heat-insulating elements are arranged in the temperature adjusting device to ensure that the environment is room temperature.

Preferably, the rotating shaft can control the rotation of the hand grip, and the clamping air cylinder in the moving block can be used for controlling the clamping and placing of the hand grip.

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

(1) the utility model can locally and properly adjust the wall thickness of the hollow container to adapt to the problem of larger pressure at the bottom of the container;

(2) the utility model is simple and rapid to use, and is convenient for operators to maintain and observe the heating effect and the operation condition;

(3) the utility model discloses intensity of labour and small in noise can be reduced when high, the production efficiency of raw materials utilization is high.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall view of a plastic blow molding apparatus according to the present invention;

in the figure: 1. a mold clamping device, 2, a feeding device, 3, a heating device, 4, a temperature adjusting device, 5, a forming device, 6, a conveying device, 7, a first mold cavity, 8, a second mold cavity, 9, a preset part, 10, a cooling cavity, 11, a feeding box, 12, a clamp, 13, a moving block, 14, a clamping cylinder, 15, a gripper, 16, a rotating shaft, 17, a box outlet, 18, a heating inlet, 19, a track, 20, a chain wheel, 21, a chain hole, 22, a convex gear, 23, a heater, 24, a support piece, 25, a heating outlet, 26, a conveying belt, 27, a clamp, 28, a telescopic cylinder, 29, a bearing platform, 30, a fixing frame, 31 and a gas generator.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms such as "above … …", "above … …", "above … …", "bottom", and the like, may be used herein for ease of description to describe the spatial relationship of one device or feature to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, a plastic blow molding apparatus includes a mold clamping device 1, a conveying device 6, a feeding device 2, a heating device 3, a temperature adjusting device 4, and a molding device 5.

The conveying device 6 comprises a conveying belt 26 and a clamp 12, the conveying device 6 stretches across the feeding device 2, the heating device 3 and the temperature adjusting device 4, the clamp 12 is sleeved on the conveying belt 26 through a moving block 13, the moving block 13 is fixedly connected with a pair of hand grips 15 through a rotating shaft 16, the hand grips 15 are used for gripping the preset part 9, a clamping cylinder 14 is arranged in the moving block 13, the rotating shaft 16 can control the hand grips 15 to rotate, and the clamping cylinder 14 in the moving block 13 can be used for controlling the hand grips 15 to clamp and release.

The mold clamping device 1 is used for producing a predetermined molded part 9, comprises a first mold cavity 7 and a second mold cavity 8, and molds the first mold cavity 7 and the second mold cavity 8 and fills a raw material into a space in the mold cavities to form the predetermined molded part 9. The preformed parts 9 produced by the clamping unit 1 are conveyed to the feed device 2 via the cooling chamber 10.

The feeding device 2 is a rectangular feeding box 11, and a conveyor belt 26 is arranged in the feeding box 11 for arranging the preset parts 9 one by one thereon.

The heating device 3 comprises a heating inlet 18, a track 19, a heater 23, a chain wheel 20, a support piece 24, a chain hole 21 and a convex gear 22, wherein the track 19 annularly bypasses the heating inlet 18, the heating outlet 25 and the inside of the heating device 3 and intermittently rotates and advances under the action of a driving force, the heater 23 is positioned in the middle of the heating device 3 so that the heating device 3 can form a high-temperature heating environment, the support pieces 24 are arranged on the track 19 at equal intervals, the convex gear 22 is arranged on the support pieces 24 and can be used for placing the preset part 9 on the preset part, the periphery of the preset part is in a gear shape, the chain hole 21 is arranged on the track, the convex gear 22 can be meshed with the chain hole 21, and when the support pieces 24 advance along the action direction of the guide rail 19, the convex gear 22 can rotate along the axis of the support pieces 22, so that the surface of the.

The temperature adjusting device 4 comprises a clamp 27 and a bearing table 29, the direction of the bearing table 29 is parallel to the extending direction of the conveyor belt 26, and a telescopic cylinder 28 is arranged on the clamp; the forming device 5 is provided with a mold for placing the predetermined piece 9 therein, and the mold is fixed by a fixing frame 30 and is blow-molded by a blow pipe on a gas generator 31.

In the embodiment, the number of the holders 12 is two, and the two holders are respectively located on the left and right sides of the heating device 3, and at least one power cylinder is provided for intermittently driving each moving block 13.

In particular, the moving block 13 is made of plastic.

Further, the temperature adjusting device 4 is an independent space, and a plurality of heating or heat-insulating elements are arranged in the temperature adjusting device to ensure that the environment is room temperature.

The working process is as follows: the preset part 9 formed after the mold closing enters a feeding box 11 through a cooling cavity 10, the preset part 9 is sequentially conveyed out under the action of a conveying belt 26 in the feeding box 11, a clamp 12 is started, a hand 15 grasps the preset part 9 under the action of a clamping cylinder 14 and is transferred to a heating inlet 18 of a heating device 3 under the action of a moving block 13, the preset part 9 is sequentially and uniformly heated under the rotation action of a track 19 and a support 24, the other clamp 12 grasps the preset part 9 at a heating outlet 25 and conveys the preset part 9 to a temperature adjusting device 4 along the conveying belt 26 after the preset temperature is reached, the clamp 12 places the preset part 9 on a bearing table 29, at the moment, a telescopic cylinder 28 in the temperature adjusting device 4 controls a clamp 27 to descend to clamp the preset part 9, the telescopic cylinder 28 drives the upper clamp 27 to retract after the preset temperature is reached, the clamp 12 conveys the preset part 9 into a mold of a forming device 5, a fixing frame 30 clamps the, and opening the mold after the set shape of the mold is reached, and continuing subsequent cooling and other processing treatments.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastics blow molding device, includes MOLD CLAMPING APPARATUS (1), conveyor (6), material feeding unit (2), heating device (3), attemperator (4) and forming device (5), its characterized in that: the conveying device (6) is a conveying belt (26) and a holder (12), the conveying device (6) stretches across the feeding device (2), the heating device (3) and the temperature adjusting device (4), the holder (12) is sleeved on the conveying belt (26) through a moving block (13), the moving block (13) is fixedly connected with a pair of grippers (15) through a rotating shaft (16), the grippers (15) are used for gripping the preset piece (9), a clamping cylinder (14) is arranged in the moving block (13), the die closing device (1) is used for producing the preset piece (9) and comprises a first die cavity (7) and a second die cavity (8), a product of the die closing device (1) is conveyed to the feeding device (2) through a cooling cavity (10), the feeding device (2) is a rectangular feeding box (11), the conveying belt (26) is arranged in the feeding box (11), can be used for arranging the preset parts (9) one by one; the heating device (3) comprises a heating inlet (18), a track (19), a heater (23), a chain wheel (20), a support piece (24), a chain hole (21) and a convex gear (22), the track (19) annularly bypasses the heating inlet (18), a heating outlet (25) and the heating device (3), the heater (23) is located in the middle of the heating device (3), the support piece (24) is equidistantly arranged on the track (19), the convex gear (22) is arranged on the support piece (24), the chain hole (21) is arranged on the track (19), and the convex gear (22) can be meshed with the chain hole (21); the temperature adjusting device (4) comprises a clamp (27) and a bearing table (29), the direction of the bearing table (29) is parallel to the extending direction of the conveyor belt (26), and a telescopic cylinder (28) is arranged on the clamp (27); the forming device (5) is provided with a mold for placing the preset part (9) therein, the mold is fixed by a fixing frame (30), and blow molding is carried out by using a blow pipe on a gas generator (31).

2. A plastic blow molding apparatus as claimed in claim 1, wherein: the number of the clampers (12) is two, the clampers are respectively positioned at the left side and the right side of the heating device (3), and at least one power pressure cylinder is used for intermittently driving each moving block (13).

3. A plastic blow molding apparatus as claimed in claim 1, wherein: the moving block (13) is made of plastic.

4. A plastic blow molding apparatus as claimed in claim 1, wherein: the temperature adjusting device (4) is an independent space, and a plurality of heating or heat-insulating elements are arranged in the temperature adjusting device to ensure that the environment is room temperature.

5. A plastic blow molding apparatus as claimed in claim 1, wherein: the rotating shaft (16) can control the rotation of the hand grip (15), and the clamping cylinder (14) in the moving block (13) can be used for controlling the clamping of the hand grip (15).