CN211683429U

CN211683429U - Novel cooling of PLA plastics blow molding device

Info

Publication number: CN211683429U
Application number: CN201921665721.9U
Authority: CN
Inventors: 孙垂香
Original assignee: Shenzhen Jintao New Material Technology Co ltd
Current assignee: Shenzhen Jintao New Material Technology Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-10-16
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a novel PLA plastics blow molding's cooling device, its structure is including straining the dirt net, backup pad and coupling mechanism, it drives the screw rod rotation to change the board through rotating, and the screw rod is at pivoted in-process pulling driving plate rearward shifting, and make the driving plate pass through two push pedal inward shifting of arm-tie pulling, thereby it rotates outwards to realize that the connecting plate receives reset spring's elasticity, the connecting plate drives the draw-in groove inboard that breaks away from the backup pad outside outwards rotating with the cardboard of an integrated structure simultaneously, then take off the maintenance with backup pad and cooling blower, reached and dismantled the maintenance fast with cooling blower from PLA plastics blow molding device, work efficiency's beneficial effect has been improved.

Description

Novel cooling of PLA plastics blow molding device

Technical Field

The utility model relates to a cooling device technical field, concretely relates to novel PLA plastics blow molding's cooling device.

Background

Polylactic acid plastic is used as biodegradable plastic, the application field is more and more extensive, the life cycle of PLA is that carbon dioxide is absorbed from plant planting photosynthesis to release oxygen, the plant is sent to a factory to be processed and extracted to obtain glucose after being cut, the lactic acid is fermented to obtain lactic acid, the lactic acid is polymerized to obtain polylactic acid (PLA), and then polylactic acid raw material particles are used to be processed into various products through various common plastic processing technologies, such as blow molding, blister molding, injection molding and the like.

After cooling blower among the cooling device used for a long time, the easy damage and need maintain because various reasons such as high temperature, ageing appear, and because cooling blower is mostly through bolt fixed mounting on the support frame for when needing to maintain cooling blower, be difficult to carry out quick dismantlement maintenance, cause work efficiency to step down.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, present a novel PLA plastics blow molding's cooling device, solved the cooling blower who uses the back for a long time in the cooling device, damage and need maintain appear because of various reasons such as high temperature, ageing easily, and because the cooling blower is mostly through bolt fixed mounting on the support frame for when the cooling blower is maintained to needs, be difficult to dismantle the maintenance fast, cause the problem that work efficiency becomes low.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a novel cooling device for blow molding of PLA plastics, which comprises a dust filtering net, a support plate and a connecting mechanism, wherein the dust filtering net is fastened at the inner side of the gas input end of a cooling fan, the support plate is locked at the bottom end face of the cooling fan, the power input end of the cooling fan is connected with a power line, the power line is electrically connected with the cooling fan, the connecting mechanism is arranged at the bottom of the support plate and consists of a U-shaped frame, a base, a lug, a rotating plate, a screw rod, a fixed plate, a driving plate, a pulling plate, a pushing plate, a connecting plate, a groove, a clamping plate, a reset spring and a sliding mechanism, the U-shaped frame is tightly attached at the bottom end of the outer side of the support plate, the base is fixedly locked at the bottom end of the inner side of the U-shaped frame, the lug is arranged at the left side and the right side, the fixed plate is installed in the inboard bottom face of base, and the screw that the fixed plate was seted up through the rear end face and screw rod side surface threaded connection, the driving plate activity nestification is in screw rod outside front end, both ends rotate through the pivot respectively with the rotary trough inboard that driving plate right-hand member face and push pedal left end face were seted up about the arm-tie and are connected, the push pedal passes through slide mechanism slidable mounting in the fixed plate front end, the recess inboard rotation that both ends were seted up is controlled through axostylus axostyle and U type frame inboard in both ends around the connecting plate is connected, and the connecting plate laminates in the push pedal right-hand member face, the cardboard sets up in connecting plate left end face top as an organic whole structure, and the cardboard fits the draw-in groove inboard that the backup pad side surface was seted.

Further, slide mechanism comprises spout, spacing groove and stopper, the spout is seted up perpendicularly in the preceding terminal surface of fixed plate, and the spout laminates in push pedal outside rear end, the spacing groove link up in the inboard top surface front side of spout and inboard bottom surface front side, the stopper lock closes in push pedal top surface rear side and bottom surface rear side, and the stopper slides from side to side along the spacing inslot side.

Furthermore, the side surface of the base is flush with the side surface of the supporting plate, and a layer of damping rubber sheet is adhered to the top end surface of the base through an adhesive.

Furthermore, the rotating plate is cylindrical, and anti-skid stripes horizontally extending in the front-back direction are distributed on the side surface of the rotating plate.

Furthermore, the pulling plate, the pushing plate, the connecting plate, the groove, the clamping plate, the reset spring and the sliding mechanism are symmetrically distributed with two clamping grooves which are matched with the clamping plate at the left end and the right end of the inner side of the base, and the left end and the right end of the supporting plate are distributed with the clamping grooves.

Furthermore, the connecting plate is curved, and the outside top and the outside bottom of connecting plate are 145 contained angles.

Furthermore, the bottom surface of the clamping plate is parallel to the top surface of the base, and the width of the bottom surface of the clamping plate is 5 cm.

Furthermore, the length of the limiting block is one third of the length of the inner side of the limiting groove, and the end face of the outer side of the limiting block is smooth and burr-free.

Furthermore, the cooling fan is a DE300-4 fan.

Furthermore, the U-shaped frame is made of aluminum alloy.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

in order to solve the problem that the cooling fan in the cooling device is easy to be damaged due to high temperature, aging and other reasons and needs to be maintained after being used for a long time, and because the cooling fan is mostly fixedly arranged on a support frame through bolts, the cooling fan is difficult to be quickly disassembled and maintained when needing to be maintained, so that the working efficiency is reduced, the utility model discloses a connecting mechanism is arranged at the bottom of a mounting plate, a rotating plate is rotated to drive a screw rod to rotate, the screw rod pulls a driving plate to move backwards in the rotating process, and the driving plate pulls two push plates to move inwards through a pull plate, so that the connecting plate is driven to rotate inwards by the elasticity of a return spring, the clamping plate is driven by the connecting plate to rotate outwards to be separated from the inner side of a clamping groove at the outer side of the supporting plate, then the supporting plate and the cooling fan are taken down for maintenance, and the cooling fan is quickly, the beneficial effect of work efficiency has been improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the connection mechanism of the present invention;

fig. 3 is a schematic top view of the connection mechanism of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the U-shaped frame and the base in front view;

fig. 5 is an enlarged schematic view of the structure at a of the present invention.

In the figure: the dust filter comprises a dust filter net-1, a support plate-2, a cooling fan-3, a power line-4, a connecting mechanism-5, a U-shaped frame-51, a base-52, a bump-53, a rotating plate-54, a screw-55, a fixing plate-56, a transmission plate-57, a pulling plate-58, a pushing plate-59, a connecting plate-510, a groove-511, a clamping plate-512, a return spring-513, a sliding mechanism-514, a sliding groove-5141, a limiting groove-5142 and a limiting block-5143.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a novel cooling device for PLA plastic blow molding: the dust filter comprises a dust filter net 1, a support plate 2 and a connecting mechanism 5, wherein the dust filter net 1 is fastened on the inner side of a gas input end of a cooling fan 3, the support plate 2 is locked on the bottom end face of the cooling fan 3, a power supply input end of the cooling fan 3 is connected with a power supply line 4, the power supply line 4 is electrically connected with the cooling fan 3, the connecting mechanism 5 is arranged at the bottom of the support plate 2, the connecting mechanism 5 consists of a U-shaped frame 51, a base 52, a convex block 53, a rotating plate 54, a screw rod 55, a fixed plate 56, a transmission plate 57, a pulling plate 58, a pushing plate 59, a connecting plate 510, a groove 511, a clamping plate 512, a return spring 513 and a sliding mechanism 514, the U-shaped frame 51 is tightly attached to the bottom end of the outer side of the support plate 2, the base 52 is locked at the bottom end of the inner side of the U-shaped, the fixed plate 56 is arranged on the bottom end face of the inner side of the base 52, the fixed plate 56 is in threaded connection with the side surface of the screw 55 through a screw hole formed in the rear end face, the transmission plate 57 is movably nested at the front end of the outer side of the screw 55, the left end and the right end of the pulling plate 58 are respectively in rotary connection with the inner sides of rotary grooves formed in the right end face of the transmission plate 57 and the left end face of the pushing plate 59 through rotary shafts, the pushing plate 59 is in sliding installation at the front end of the fixed plate 56 through a sliding mechanism 514, the middle parts of the front end and the rear end of the connecting plate 510 are in rotary connection with the inner sides of grooves 511 formed in the left end face and the right end face of the U-shaped frame 51 through shaft rods, the connecting plate 510 is attached to the right end face of the pushing plate 59, the.

The sliding mechanism 514 comprises a sliding groove 5141, a limiting groove 5142 and a limiting block 5143, the sliding groove 5141 is vertically arranged on the front end face of the fixing plate 56, the sliding groove 5141 is attached to the outer rear end of the push plate 59, the limiting groove 5142 penetrates through the front side of the inner top end face and the front side of the inner bottom end face of the sliding groove 5141, the limiting block 5143 is locked on the rear side of the top end face and the rear side of the bottom end face of the push plate 59, and the limiting block 5143 slides along the inner side of the limiting groove 5142 left and right, so that the push plate 59 slides left and right stably.

Wherein, the side surface of the base 52 is flush with the side surface of the support plate 2, and a layer of damping rubber sheet is adhered on the top end surface of the base 52 through an adhesive, so that the base 52 can support the support plate 2 and the cooling fan 3 more stably.

Wherein, the rotating plate 54 is cylindrical, and the side surface of the rotating plate 54 is distributed with anti-slip stripes horizontally extending along the front-back direction, so as to prevent sliding when the rotating plate 54 is rotated.

The pull plate 58, the push plate 59, the connecting plate 510, the groove 511, the clamping plates 512, the return spring 513 and the sliding mechanism 514 are symmetrically distributed at the left end and the right end of the inner side of the base 52, clamping grooves matched with the clamping plates 512 are distributed at the left end and the right end of the support plate 2, and the support plate 2 is fixed more stably.

Wherein, connecting plate 510 is curved, and the outside top and the outside bottom of connecting plate 510 are 145 contained angles for push plate 59 exerts thrust to connecting plate 510 more fast.

The bottom end face of the clamping plate 512 is parallel to the top end face of the base 52, and the width of the bottom end face of the clamping plate 512 is 5cm, so that the clamping plate 512 is more stably fixed on the inner side of the clamping groove outside the supporting plate 2.

The length of the limit block 5143 is one third of the length of the inner side of the limit groove 5142, and the end face of the outer side of the limit block 5143 is smooth and burr-free, so that the limit block 5143 can slide in the limit groove 5142 quickly.

The cooling fan 3 is a fan with the model number DE300-4, and noise is low.

The U-shaped frame 51 is made of aluminum alloy.

From the above table, it can be seen that: the utility model discloses an aluminum alloy material that U type frame 51 adopted has lighter weight's advantage.

The patent states: the U-shaped frame 51 is made of aluminum alloy materials, the density of the aluminum alloy is low, but the strength of the aluminum alloy is higher, the aluminum alloy is close to or exceeds that of high-quality steel, the plasticity is good, the aluminum alloy can be processed into various sections, the electrical conductivity, the thermal conductivity and the corrosion resistance are good, the aluminum alloy is widely used in industry, the using amount is only second to that of the steel, some aluminum alloys can obtain good mechanical property, physical property and corrosion resistance by adopting heat treatment, a duralumin alloy belongs to an AI-Cu-Mg system, generally contains a small amount of Mn and can be strengthened by heat treatment, the U-shaped frame is characterized in that the hardness is high, but the plasticity is poor, and an ultraduralumin belongs to an Al-Cu-Mg-Zn system and can be strengthened by.

The working principle is as follows: firstly, the lug 53 is fixedly installed at a designated position on the PLA plastic blow molding device, four lugs are distributed on the periphery of the PLA plastic blow molding device in a ring shape, then the other end of the power cord 4 is connected to an external controller, when the PLA plastic blow molding device starts to work, the external controller can start the air cooling fan 3, so that the cooling fan 3 is electrified to generate wind power to cool a plastic film finished product on the PLA plastic blow molding device, when the cooling fan 3 is damaged and needs to be maintained, the rotating plate 54 can be rotated to drive the screw 55 fixedly connected with the rotating plate 54 to rotate, when the screw 55 rotates in the rotating fixing plate 56, the screw 55 is matched with a screw hole in the fixing plate 56, so that the screw 55 moves backwards in the rotating process, meanwhile, the screw 55 pulls the transmission plate 57 to move backwards, and the transmission plate 57 pulls the pulling plate 58 to rotate backwards, thereby realize that the arm-tie 58 pulls two push pedal 59 relative radial movement in spout 5141, and push pedal 59 drives fixed connection's stopper 5143 relative radial movement in spacing groove 5142, and the thrust of the push pedal 59 that receives in the bottom of real connecting plate 510 disappears, and the connecting plate 510 top receives the elasticity of reset spring 513 and outwards rotates, and connecting plate 510 drives the cardboard 512 of integral structure outwards to rotate and breaks away from the draw-in groove inboard in the backup pad 2 outside simultaneously, thereby realize that backup pad 2 receives spacing disappearance of cardboard 512, then take off backup pad 2 and cooling blower 3 and maintain.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel cooling device for blow molding of PLA plastic comprises a dust filtering net (1) and a supporting plate (2), wherein the dust filtering net (1) is fastened on the inner side of a gas input end of a cooling fan (3), the supporting plate (2) is locked on the bottom end face of the cooling fan (3), a power supply input end of the cooling fan (3) is connected with a power supply line (4), and the power supply line (4) is electrically connected with the cooling fan (3);

the method is characterized in that: the connecting mechanism (5) is arranged at the bottom of the supporting plate (2), the connecting mechanism (5) is composed of a U-shaped frame (51), a base (52), a convex block (53), a rotating plate (54), a screw rod (55), a fixing plate (56), a transmission plate (57), a pulling plate (58), a pushing plate (59), a connecting plate (510), a groove (511), a clamping plate (512), a return spring (513) and a sliding mechanism (514), the U-shaped frame (51) is tightly attached to the bottom end of the outer side of the supporting plate (2), the base (52) is fixedly locked to the bottom end of the inner side of the U-shaped frame (51), the convex block (53) is arranged at the left side and the right side of the top end face of the U-shaped frame (51) in an integrated structure, the screw rod (55) is welded to the middle of the front end face of the rotating plate (54), the screw rod (55) penetrates through the middle of the rear end face of the base (52, and fixed plate (56) is connected with screw rod (55) side surface screw thread through the screw that the rear end face was seted up, driving plate (57) activity nestification is in screw rod (55) outside front end, both ends are rotated through the pivot respectively with the rotary trough inboard that driving plate (57) right-hand member face and push pedal (59) left end face were seted up about arm-tie (58) and are connected, push pedal (59) are through slide mechanism (514) slidable mounting in fixed plate (56) front end, connecting plate (510) front and back both ends middle part is passed through axostylus axostyle and recess (511) inboard left and right sides both ends of seting up and is rotated and be connected, and connecting plate (510) laminating in push pedal (59) right-hand member face, cardboard (512) set up in connecting plate (510) left end face top for integral structure, and cardboard (512) coincide in the draw-in groove inboard that backup pad (2) side surface was seted up mutually, reset spring (513) both ends are fixed connection respectively in connecting plate (510 And (5) kneading.

2. The novel cooling device for blow molding of PLA plastic according to claim 1, wherein: slide mechanism (514) comprise spout (5141), spacing groove (5142) and stopper (5143), the terminal surface before fixed plate (56) is seted up perpendicularly to spout (5141), and spout (5141) laminate in push pedal (59) outside rear end, spacing groove (5142) link up in spout (5141) inboard top end face front side and inboard bottom end face front side, stopper (5143) closure is in push pedal (59) top end face rear side and bottom end face rear side, and stopper (5143) slide along spacing groove (5142) inboard side to side.

3. The novel cooling device for blow molding of PLA plastic according to claim 1, wherein: the side surface of the base (52) is flush with the side surface of the support plate (2), and a layer of damping rubber sheet is adhered to the top end surface of the base (52) through an adhesive.

4. The novel cooling device for blow molding of PLA plastic according to claim 1, wherein: the rotating plate (54) is cylindrical, and anti-skid stripes horizontally extending in the front-back direction are distributed on the side surface of the rotating plate (54).

5. The novel cooling device for blow molding of PLA plastic according to claim 1, wherein: the pull plate (58), the push plate (59), the connecting plate (510), the groove (511), the clamping plates (512), the reset spring (513) and the sliding mechanism (514) are symmetrically distributed with two clamping grooves which are arranged at the left end and the right end of the inner side of the base (52), and the left end and the right end of the supporting plate (2) are distributed with the clamping grooves which are matched with the clamping plates (512).

6. The novel cooling device for blow molding of PLA plastic according to claim 1, wherein: the connecting plate (510) is curved, and the top end of the outer side of the connecting plate (510) and the bottom end of the outer side form an included angle of 145 degrees.

7. The novel cooling device for blow molding of PLA plastic according to claim 1, wherein: the bottom end face of the clamping plate (512) is parallel to the top end face of the base (52), and the width of the bottom end face of the clamping plate (512) is 5 cm.

8. The novel cooling device for blow molding of PLA plastic according to claim 2, wherein: the length of the limiting block (5143) is one third of the length of the inner side of the limiting groove (5142), and the end face of the outer side of the limiting block (5143) is smooth and burr-free.