CN217777768U - Single-layer film-attached film blow molding machine - Google Patents

Abstract

The utility model relates to a blowing machine field especially relates to a film blowing machine is attached to individual layer, including blowing machine organism and frame, frame fixed mounting is on the carriage of assembly line, and blowing machine organism fixed mounting is on the top of frame. Install the water-cooling tank in the frame, the inside fixed mounting of water-cooling tank has condenser tube subassembly, and the condenser tube subassembly comprises a plurality of parallelly connected water pipes for being in the same place, and fixed mounting has inlet tube and drain pipe on the outer wall of water-cooling tank, and the below of water-cooling tank is through connecting plate fixed mounting windy cold box. After the film at high temperature state gets into the water-cooling tank, pour into condenser tube subassembly with the cooling water through the inlet tube in, can absorb the heat on film surface then to in time discharge the hot water after will rising the temperature by the drain pipe, ensure that the film can rapid cooling, increase its hardness before the film gets into the air-cooling tank, prevent that the wind-force in the air-cooling tank from causing the film unsmooth, guaranteed the roughness of film, effectively improved the quality of film.

Description

Single-layer film-attached film blow molding machine

Technical Field

The utility model relates to a blowing machine field especially relates to a individual layer attaches membrane film blowing machine.

Background

A blow molding machine is a plastic processing machine. After the liquid plastic is sprayed, the plastic body is blown to a mold cavity with a certain shape by using the wind power blown by a machine, and then the product is manufactured. In particular to a blow molding machine for producing a single-layer film-attached film, the film is in a high-temperature and unstable state in the initial stage of the ejection molding of the film from a discharge port of the blow molding machine, and the film needs to be cooled for rapid molding, and can be hardened to form a finished film after the high-temperature film is cooled.

The current chinese patent with a patent number CN114103080A discloses a single-layer film blowing machine, which comprises a blowing machine body, a single-layer film discharging cover is fixedly connected with a bolt on the outer wall of one side of the blowing machine body, the inside top and the inside bottom of the single-layer film discharging cover are both fixedly connected with a first supporting frame and a second supporting frame, the first supporting frame is located on one side of the second supporting frame, and the inner wall of one side of the first supporting frame and the second supporting frame is connected with a conveying roller in a rotating way. In the scheme, after the film is sprayed out of the blow molding machine, the film is directly cooled by adopting an air cooling treatment mode, although the cooling effect can be achieved, in the initial stage of spraying the film out of a discharge port of the blow molding machine, the film is in a high-temperature state, the form of the film is unstable, cold air is directly conveyed to the film under the condition of insufficient hardening degree, the film is easily deformed by wind power, the film is uneven, the flatness of the film is difficult to ensure, the probability of flaw occurrence of the film is increased, and the defect occurrence rate of the film obviously exists in the aspect of ensuring the quality of the film.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a problem to exist among the background art, provide can improve the film quality and can improve the individual layer that the cooling effect attaches membrane film blowing machine.

The technical scheme of the utility model: a single-layer film-attached film blow molding machine comprises a blow molding machine body and a rack, wherein the rack is fixedly installed on a conveying frame of a production line, and the blow molding machine body is fixedly installed at the top end of the rack. The blowing machine is characterized in that a water cooling tank is fixedly arranged below the blowing machine body on the frame, a cooling water pipe assembly is fixedly arranged inside the water cooling tank, the cooling water pipe assembly is composed of a plurality of water pipes which are connected in parallel, a water inlet pipe and a water outlet pipe are fixedly arranged on the outer wall of the water cooling tank, and the water inlet pipe and the water outlet pipe are communicated with the cooling water pipe assembly. The below of water-cooling box is through connecting plate fixed mounting forced air cooling case, fixed mounting has two fans in the frame, the forced air cooling case is located the position between two fans, all chisel the air exit on two relative wallboards of forced air cooling case.

Preferably, the top and the bottom opening part of water-cooling box all have the closing cap, every through screw fixed mounting all dig rectangular shape opening on the closing cap, open the closing cap and can overhaul cooling water pipe assembly, have effectively improved its convenience of maintaining.

Preferably, the top and the bottom of forced air cooling case all dig rectangular shape opening, the inside symmetry fixed mounting of forced air cooling case has two hollow roller frames, every all rotate on the hollow roller frame and install a plurality of hollow cylinders, can carry out spacingly to the film that passes the forced air cooling case through hollow roller frame, reduce its range of rocking.

Preferably, all weld on two outer walls that the air-cooling box kept away from mutually and be equipped with air inlet side pipe, every the equal fixed mounting of one end that air-cooling box was kept away from to air inlet side pipe has a wind-collecting cover, every the wind-collecting cover all is located one side of the fan that corresponds, can carry out centralized processing to the wind that the fan carried through the wind-collecting cover, improves the inside intake of air-cooling box.

Preferably, a film guide frame is hung below the air cooling box, two limiting solid rollers are symmetrically and rotatably installed in the film guide frame, a guiding solid roller is rotatably installed at the bottom end of the film guide frame, the conveying direction of the film can be changed through the limiting solid rollers and the guiding solid rollers, and the film can be stably transferred to the conveying belt.

Preferably, four suspension rods are fixedly mounted on the upper surface of the film guide frame, the top ends of the suspension rods are welded to the lower surface of the air cooling box, the film guide frame is fixed below the air cooling box through the suspension rods, and firmness of the film guide frame after installation is effectively improved.

Preferably, equal fixed mounting has a backplate on two inside walls of frame, the forced air cooling case centre gripping carries out the centre gripping location to the forced air cooling case through a backplate between two backplate, effectively improves the fastness after the installation of forced air cooling case.

Compared with the prior art, the utility model discloses following profitable technological effect has:

1. when the film from blowing machine discharge gate spun initial stage, through the inlet tube with during the cooling water injection condenser tube subassembly, can absorb the heat on film surface then to in time discharge the hot water after will rising the temperature by the drain pipe, ensure that the film can rapid cooling, increase its hardness before the film enters the forced air cooling case, prevent that the wind-force in the forced air cooling case from causing the film unsmooth, guaranteed the roughness of film, effectively improved the quality of film.

2. Carry out preliminary cooling treatment through water cooling box to the film, ensure that the film can not blown by wind and warp the back, carry cold wind by the fan in to the air cooling box again, continue to carry out the forced air cooling to the film and handle for its cooling shaping speed can reach sufficient hardness when guaranteeing that the film gets into the conveyer belt, adopt the mode that water-cooling and forced air cooling combined together, can improve the cooling effect of film.

Drawings

Fig. 1 shows a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the reclaimed water cooling tank of the present invention;

fig. 3 is a schematic view of the internal structure of the wind cooling box of the present invention;

fig. 4 is a schematic structural view of the middle film guiding frame of the present invention.

Reference numerals: 1. a blow molding machine body;

2. a frame;

3. a water cooling tank; 31. a cooling water tube assembly; 32. sealing the cover; 33. a water inlet pipe; 34. a drain pipe;

4. an air cooling box; 41. air inlet square pipes; 42. a hollow roller frame; 43. an air outlet;

5. a film guide frame; 51. a suspension rod; 52. limiting the solid roller; 53. a guiding solid roller;

6. supporting the guard plate;

7. a fan;

8. a wind gathering cover.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-3, the utility model provides an individual layer attaches membrane film blowing machine, including blowing machine organism 1, blowing machine organism 1 fixed mounting is at the top of frame 2, and this frame 2 welds the dress on the support of conveyer belt, ensures that blowing machine organism 1 can firmly erect in the top of conveyer belt, lets blowing machine organism 1 and conveyer belt form the difference in height, under the action of gravity, is favorable to the film to carry downwards from blowing machine organism 1's discharge gate. Fixed mounting has water-cooling tank 3 on frame 2, and this water-cooling tank 3 is installed in the below of the discharge gate of blowing machine organism 1, and water-cooling tank 3 is inside to be welded and is equipped with condenser tube subassembly 31, and this condenser tube subassembly 31 comprises a plurality of distributions in that the epaxial water pipe of x axle, y axle and z is parallelly connected to every interconnect's equal seamless welding of pipeline is as an organic whole, ensures that the cooling water can be in the inside circulation of condenser tube subassembly 31. Fixedly equipped with inlet tube 33 on the outer wall of water-cooling tank 3 and be located the drain pipe 34 of inlet tube 33 below, inlet tube 33 and drain pipe 34 all with the cooling water pipe assembly 31 on water pipe fixed connection, through inlet tube 33 can with cold water drainage cooling water pipe assembly 31 inside, in time discharge by the hot water after drain pipe 34 will heat up again, ensure that the cooling water can fast replace, improved its cooling effect. The below of water-cooling tank 3 is provided with forced air cooling tank 4, has the connecting plate through the screw fixation on this forced air cooling tank 4's the outer wall to the connecting plate ensures that forced air cooling tank 4 can stably hang in the below of water-cooling tank 3 with the outer wall fixed connection of water-cooling tank 3. Still fixed mounting has two fans 7 on the frame 2, and the position between two fans 7 is installed to air-cooling box 4, can carry cold wind to air-cooling box 4 in through fan 7, cuts open air exit 43 on two wallboards of air-cooling box 4, ensures that the inside hot-blast follow air exit 43 of air-cooling box 4 outwards discharges in time.

The working principle of the single-layer film-attached film blow molding machine based on the first embodiment is as follows: firstly, the liquid plastic is sprayed out through the blow molding machine body 1, the sprayed film firstly enters the water cooling tank 3, and at the moment, the film is in a high-temperature and unstable state. In pouring into cold water into the water pipe on the cooling water pipe assembly 31 through inlet tube 33, because the cooling water pipe assembly 31 is installed inside water-cooling tank 3, pass the in-process of cooling water pipe assembly 31 when the film, can absorb the heat on film surface and the inside heat of water-cooling tank 3 by the cold water in the water pipe, can carry out preliminary cooling to the film and handle, ensure that the hardness of film can be strengthened before getting into air-cooling tank 4. After the film entered the inside of forced air cooling case 4, carried cold wind through fan 7 in to forced air cooling case 4, can carry out the forced air cooling to the film then and handle, adopted water-cooling and air-cooled mode of combining each other, can improve the cooling effect of film. Because the film can receive the blowing of wind-force inside air-cooled box 4, the film after 3 after cooling in advance of water-cooled box, its hardness has obtained the enhancement, can avoid wind-force to blow the film of softening state and cause its surface unevenness, has guaranteed the roughness of film, at the film cooling in-process, can reduce the probability that the flaw appears in the film, has effectively improved the quality of film.

Example two

As shown in fig. 1-4, the present invention provides a single layer film-attached film blow molding machine.

Referring to fig. 2, the top end and the bottom end opening of the water cooling tank 3 are all clamped with the sealing covers 32, and each sealing cover 32 is fixed on the lath welded on the inner wall of the water cooling tank 3 through screws, so that the sealing cover 32 can be firmly assembled on the water cooling tank 3. And the cover 32 is cut with a long strip-shaped opening to allow the film to pass through the long strip-shaped opening and enter the water cooling tank 3.

In this embodiment, the cooling water pipe assembly 31 inside the water cooling tank 3 can be protected by the enclosure structure formed by the enclosure cover 32 and the water cooling tank 3. The cooling water pipe assembly 31 in the water cooling tank 3 can be overhauled by opening the sealing cover 32, and the maintenance convenience is effectively improved.

Referring to fig. 1 and 3, the top end and the bottom end of the air cooling box 4 are both provided with a strip-shaped opening, so that the film can enter the air cooling box 4 from the strip-shaped opening and can be output from the strip-shaped opening below, two hollow roller frames 42 are welded on the top wall and the inner bottom wall of the air cooling box 4 together, and a plurality of hollow rollers are rotatably mounted on each hollow roller frame 42. Air inlet square pipes 41 communicated with the interior of the air cooling box 4 are welded on the two outer side walls of the air cooling box 4, a wind gathering cover 8 is welded on one end, far away from the air cooling box 4, of each air inlet square pipe 41, and each fan 7 is erected on one side of the corresponding wind gathering cover 8;

in this scheme, can carry out centralized processing to the cold wind that fan 7 carried through air-collecting cover 8, with in the quick leading-in air inlet side pipe 41 of cold wind, ensure that the cooling can maximize and enter into air-cooling box 4, reduce the volume that cold wind is invalid to be carried. After cold air enters the air cooling box 4, the film can be blown, the swinging amplitude of the film due to wind force can be reduced under the limiting effect of the hollow roller frame 42, the probability that the film is clamped in the air cooling box 4 can be reduced by rotating the installed hollow rollers, and the conveying efficiency of the film is improved.

Referring to fig. 1 and 4, a film guide frame 5 is suspended below the air cooling box 4, four suspension rods 51 are welded on the upper surface of the film guide frame 5, and the top ends of the four suspension rods 51 are welded at the bottom end of the air cooling box 4. Two limiting solid rollers 52 are symmetrically and rotatably mounted in the film guide frame 5, a guiding solid roller 53 is rotatably mounted at the bottom end of the film guide frame 5 through a frame plate, and a film passes through a gap between the two limiting solid rollers 52, then passes through a gap between the limiting solid roller 52 on the right side and the guiding solid roller 53 and is finally conveyed to a conveying belt;

in this scheme, can fix film guide 5 in the below of forced air cooling case 4 through hanging pole 51, ensure that film guide 5 can be as an organic whole with forced air cooling case 4 firm connection. The two limiting solid rollers 52 can limit the end of the film far away from the discharge port of the blow molding machine body 1, so that the film can be positioned on the same vertical axis as much as possible when being conveyed on the vertical plane, and the swing amplitude of the film is reduced. The conveying direction of the film is adjusted by the guide solid roller 53, so that the film conveyed along the vertical direction can be adjusted to be conveyed along the horizontal direction, and the film can be conveyed to the conveying belt smoothly.

Referring to fig. 1, two inner side walls of a rack 2 are welded with supporting plates for supporting a fan 7, each supporting plate is welded with a supporting plate 6, each supporting plate 6 is of a U-shaped structure, and an air cooling box 4 is clamped between the supporting plates 6 of the two U-shaped structures;

in this scheme, support fan 7 through the layer board, ensure that fan 7 can firmly be installed in frame 2, carry out the centre gripping by the supporting plate 6 of two U type structures to forced air cooling case 4 again and fix, can prevent that forced air cooling case 4 from keeping away from the one end of water cooling case 3 and producing and rocking, further improved the fastness after forced air cooling case 4 installs.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims (7)

1. The utility model provides a single-layer attaches membrane film blowing machine, includes blowing machine organism (1) and frame (2), frame (2) fixed mounting is on the carriage of assembly line, blowing machine organism (1) fixed mounting is on the top of frame (2), its characterized in that:

a water cooling tank (3) is fixedly mounted on the rack (2) and below the blow molding machine body (1), a cooling water pipe assembly (31) is fixedly mounted inside the water cooling tank (3), the cooling water pipe assembly (31) is composed of a plurality of water pipes which are connected in parallel, a water inlet pipe (33) and a water outlet pipe (34) are fixedly mounted on the outer wall of the water cooling tank (3), and the water inlet pipe (33) and the water outlet pipe (34) are both communicated with the cooling water pipe assembly (31);

the below of water-cooling tank (3) is through connecting plate fixed mounting forced air cooling tank (4), fixed mounting has two fans (7) on frame (2), forced air cooling tank (4) are located the position between two fans (7), all cut air exit (43) on two relative wallboards of forced air cooling tank (4).

2. The single-layer film-attached blowing machine according to claim 1, wherein the top and bottom openings of the water cooling tank (3) are fixedly provided with covers (32) by screws, and each cover (32) is provided with a long-strip-shaped opening.

3. The single-layer film-attached film blow molding machine according to claim 1, wherein the top end and the bottom end of the air cooling box (4) are provided with elongated openings, two hollow roller frames (42) are symmetrically and fixedly installed inside the air cooling box (4), and each hollow roller frame (42) is rotatably provided with a plurality of hollow rollers.

4. The single-layer film-attached film blow molding machine according to claim 1, wherein air inlet square pipes (41) are welded on two outer walls of the air cooling box (4) away from each other, one end of each air inlet square pipe (41) away from the air cooling box (4) is fixedly provided with a wind collecting cover (8), and each wind collecting cover (8) is located on one side of the corresponding fan (7).

5. The single-layer film-attached film blow molding machine according to claim 1, wherein a film guide frame (5) is suspended below the air cooling box (4), two limiting solid rollers (52) are symmetrically and rotatably mounted in the film guide frame (5), and a guiding solid roller (53) is rotatably mounted at the bottom end of the film guide frame (5).

6. A single-layer film-attached film blow molding machine according to claim 5, characterized in that four suspension rods (51) are fixedly installed on the upper surface of the film guide frame (5), and the top end of each suspension rod (51) is welded on the lower surface of the air cooling box (4).

7. The single-layer film-attached film blow molding machine according to claim 1, wherein support guard plates (6) are fixedly mounted on two inner side walls of the frame (2), and the air cooling box (4) is clamped between the two support guard plates (6).

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