CN214419539U

CN214419539U - Injection-stretch bottle blowing machine

Info

Publication number: CN214419539U
Application number: CN202023343984.3U
Authority: CN
Inventors: 王振
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-19
Anticipated expiration: 2030-12-30

Abstract

The utility model belongs to the technical field of plastic forming, concretely relates to notes draw bottle blowing machine, include: the automatic lifting device comprises a rack, wherein a turntable seat, a turntable, a guide pillar, a mounting table, a lifting mechanism and a power mechanism are arranged on the rack, and the turntable is connected with the power mechanism and is rotatably mounted on the turntable seat; the lower end of the guide pillar is connected with the lifting mechanism, and the upper end of the guide pillar vertically penetrates through the turntable seat; the mounting table is mounted on the guide post and is parallel to the upper surface of the rotary table; four groups of vertical core rods are uniformly distributed on the upper surface of the rotary table; the injection assembly, the stretching blow molding assembly and the cooling reset assembly are mounted on the mounting table, the injection assembly is provided with a mounting station of an injection mold, the stretching blow molding assembly is provided with a mounting station of a stretching blow molding mold, and the cooling reset assembly is provided with a mounting station of a reset cooling mold. The structure can effectively support the processed product, the processed product is prevented from falling off from the core rod before being taken out, and the problem that the product is damaged or is difficult to take out is reduced.

Description

Injection-stretch bottle blowing machine

Technical Field

The utility model belongs to the technical field of plastic forming, concretely relates to notes draw bottle blowing machine.

Background

The hollow product in the prior art is formed by adopting a two-step method, wherein firstly, a bottle blank is manufactured on an injection molding machine, the bottle blank is manually taken down and taken to an oven for heating, and secondly, the heated bottle blank is taken to a bottle blowing machine for blow molding. The mode can not form a product at one time, but forms the product by a plurality of processes, the number of forming equipment is large, great troubles are brought to manufacturing and processing, and the production cost is increased.

In order to solve the above problems, chinese patent CN209141417U provides a three-station layout structure of a three-station one-step injection blow molding machine, comprising: rotary worktable is provided with three mandrel group according to 120 degrees equilateral triangle and arranges on the rotary worktable, and the structure of three mandrel group is the same, and every mandrel group is including at least one plug, its characterized in that, three stations include: the core rod group cooling and demoulding device comprises an injection station, a blow molding station and a cooling, shaping and demoulding station which are arranged corresponding to the three core rod groups, wherein the injection station is provided with an injection molding cavity which is in one-to-one correspondence with the core rods in the core rod groups and an injection molding hot runner which is communicated with the injection molding cavity, the blow molding station is provided with a blow molding cavity which is in one-to-one correspondence with the core rods in the core rod groups, and the cooling, shaping and demoulding station is provided with a cooling cavity and a demoulding mechanism which are in one-to-one correspondence with the core rods in the core rod groups. However, in the above structure, the core rod is horizontally arranged, on one hand, the glue injection placed on the core rod is easy to deform in the rotating process, and the subsequent blowing difficulty is improved, on the other hand, the mold locking strength between the core rod and the product is uncontrollable, when the mold locking strength is high, the mold locking is not beneficial to later-stage demolding, when the mold locking strength is low, the finished product is easy to fall off from the core mold, and the finished product is not easy to be collected.

Therefore, aiming at the defects, the utility model discloses urgently need to provide an injection stretch bottle blowing machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an annotate and draw bottle blowing machine to the plug horizontal installation leads to the uncontrollable processing problem that causes of mode locking intensity in the notes blowing ware in solving prior art.

The utility model provides an annotate and draw bottle blowing machine, include: the automatic lifting device comprises a rack, wherein a turntable seat, a turntable, a guide pillar, an installation table, a lifting mechanism and a power mechanism are arranged on the rack, and the turntable is connected with the power mechanism and is rotatably installed on the turntable seat; the lower end of the guide pillar is connected with the lifting mechanism, and the upper end of the guide pillar is vertically penetrated on the turntable seat; the mounting table is mounted on the guide post and is parallel to the upper surface of the rotary table; four groups of vertical core rods are uniformly distributed on the upper surface of the rotary table along the circumferential direction; the injection assembly is provided with an installation station of an injection mold, the stretching blow molding assembly is provided with an installation station of a stretching blow mold, and the cooling reset assembly is provided with an installation station of a reset cooling mold; the injection mold, the stretch blow mold and the reset cooling mold can be matched with the core rod when the mounting table moves downwards.

In the injection stretch blow molding machine, it is further preferable that the injection assembly includes a hopper, a cylinder, a screw, and a first driving mechanism; the hopper is used for feeding; one end of the machine barrel is connected with the hopper, and the other end of the machine barrel is connected with a feed inlet of the injection mold; a screw is arranged in the machine barrel and is connected with the first driving structure.

In the injection stretch blow molding machine, it is further preferable that the injection mold has an integral structure.

The injection stretch bottle blowing machine as described above, further preferably, the injection assembly further includes an injection cylinder, and the injection cylinder is disposed on the mounting table.

The injection stretch blow molding machine as described above, further preferably, the stretch blow molding assembly includes a mold clamping frame and a second driving mechanism; the clamping die frame comprises a first mounting plate, a second mounting plate, a third mounting plate, a first guide rail and a driving converter; the first guide rail is suspended on the lower surface of the mounting table; the first mounting plate, the second mounting plate and the third mounting plate are all slidably mounted on the first guide rail, and the first mounting plate is linked with the third mounting plate; the driving converter is respectively connected with the third mounting plate and the second mounting plate; the second driving mechanism is installed on the third installation plate, and the piston rod is connected with the second installation plate.

The injection-stretch bottle blowing machine as described above, further preferably, the drive converter includes a first rack, a second rack and a gear, the first rack and the second rack are parallel to each other, the first rack is connected to the second mounting plate, and the second rack is connected to the third mounting plate; the gear is arranged between the first rack and the second rack and is respectively meshed with the first rack and the second rack.

In the injection stretch bottle blowing machine, preferably, the number of the first guide rails is two, and the two first guide rails are parallel to each other and are inserted and fixed in the first guide sleeve and the second guide sleeve on the lower surface of the mounting table; the second guide sleeve is located between the first mounting plate and the second mounting plate, and limiting bolts are arranged on two sides of the second guide sleeve.

The injection stretch bottle blowing machine is further preferably characterized in that the machine frame is further provided with mold core mounting plates, the mold core mounting plates are uniformly distributed on the periphery of the turntable, and each mold core mounting plate is provided with a group of the core rods.

In the injection-stretch bottle blowing machine, preferably, the number of the guide posts is three, one guide post is located in the center of the turntable, and the other two guide posts are located on the turntable base; the three guide posts are arranged in a triangular shape.

Preferably, the injection stretch bottle blowing machine further includes an electrical control cabinet disposed in the frame, and the electrical control cabinet is connected to the lifting mechanism, the power mechanism, the first driving mechanism, and the second driving mechanism respectively.

Compared with the prior art, the utility model has the following advantage:

the injection-stretch bottle blowing machine disclosed by the embodiment comprises a rack, wherein a turntable seat, a turntable, a guide pillar, a mounting table, a lifting mechanism and a power mechanism are arranged on the rack; four groups of core rods are sequentially distributed on the rotary table along the circumferential direction; and an injection assembly, a stretching blow molding assembly, a product taking-out assembly and a cooling resetting assembly are respectively arranged on the mounting table above the core rod, and injection molds, stretching blow molding molds, product taking-out molds and resetting cooling mold mounting stations are respectively arranged on the injection assembly, the stretching blow molding assembly, the product taking-out assembly and the cooling resetting assembly. In the structure, the mandrel is vertically arranged, so that the projection area of the die is reduced, and the work can be finished by using lower die locking force, thereby achieving the effect of reducing energy consumption and avoiding uneven wall thickness caused by sagging of the tube blank due to gravity; in addition, the vertically installed core rod can effectively support the processed product, the processed product is prevented from falling off from the core rod before being taken out, and the problem that the product is damaged or the difficulty in taking out is high is reduced.

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an injection stretch blow molding machine of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic view of a connection structure of the mold clamping frame and the mounting table;

fig. 4 is a schematic perspective view of the mold clamping frame.

Description of reference numerals:

1-turntable seat, 2-turntable, 3-guide column, 4-mounting table, 5-hopper, 6-machine barrel, 7-injection oil cylinder, 8-second driving mechanism, 9-mold clamping frame, 10-operating table, 11-first mounting plate, 12-second mounting plate, 13-third mounting plate, 14-first guide rail, 15-second guide sleeve, 16-limit bolt, 17-gear, 18-second toothed rail, 19-first toothed rail, 20-mounting hole and 21-second guide rail.

Detailed Description

As shown in fig. 1 to 4, the injection stretch blow molding machine disclosed in this embodiment includes: the device comprises a rack, wherein a turntable seat 1, a turntable 2, a guide pillar 3, an installation platform 4, a lifting mechanism and a power mechanism are arranged on the rack, and the turntable 2 is connected with the power mechanism and is rotatably installed on the turntable seat 1; the lower end of the guide post 3 is connected with the lifting mechanism, and the upper end of the guide post is vertically arranged on the turntable base 1 in a penetrating manner; the mounting table 4 is mounted on the guide post 3 and is parallel to the upper surface of the turntable 2; four groups of vertical core rods are uniformly distributed on the upper surface of the turntable 2 along the circumferential direction; the mounting table 4 is provided with an injection assembly, a stretch blow molding assembly and a cooling reset assembly, the injection assembly is provided with a mounting station of an injection mold, the stretch blow molding assembly is provided with a mounting station of a stretch blow molding mold, and the cooling reset assembly is provided with a mounting station of a reset cooling mold; the injection mold, the stretch blow mold and the reset cooling mold are each adapted to a set of the mandrels as the mounting table 4 moves down.

The injection stretch blow molding machine in the embodiment is a four-station one-step injection blow molding machine, four stations are arranged on a rotating disc, and the four stations can work simultaneously and do not interfere with each other. Specifically, the four stations in this embodiment are respectively an injection process, a stretch blow molding process, a product taking process, and a cooling and returning process acting on the four sets of mandrels, where the injection process, the stretch blow molding process, and the cooling and returning process are completed by the injection stretch blow molding machine in this embodiment, and the product taking process is completed by other equipment.

Further, the shapes and the sizes of the injection mold, the stretch blow molding mold, the reset cooling mold and the core rod are customized according to the shape of the hollow product to be processed; the same injection-stretch blow molding machine can process various hollow products by replacing the injection mold, the stretch blow molding mold, the reset cooling mold and the mandrel.

Further, in the injection stretch blow molding machine, the injection assembly comprises a hopper 5, a machine barrel 6, a screw and a first driving mechanism; the hopper 5 is used for feeding; one end of the machine barrel 6 is connected with the hopper 5, and the other end of the machine barrel is connected with a feed inlet of an injection mold; a screw is arranged in the machine barrel 6 and is connected with the first driving structure; the screw is driven by the first driving structure to rotate, so that the material in the machine barrel 6 is conveyed to a feeding hole of the injection mold from the connecting end of the hopper. Further, the injection mould is of a one-piece structure. Further, the injection assembly further comprises an injection oil cylinder 7, and the injection oil cylinder 7 is arranged on the mounting table 4 and used for die assembly.

As shown in fig. 3-4, further, in the injection stretch blow molding machine, the stretch blow molding assembly includes a mold clamping frame 9 and a second driving mechanism 8; the mold clamping frame 9 comprises a first mounting plate 11, a second mounting plate 12, a third mounting plate 13, a first guide rail 14 and a driving converter; the first guide rail 14 is suspended from the lower surface of the mounting table; the first mounting plate 11, the second mounting plate 12 and the third mounting plate 13 are all slidably mounted on the first guide rail 14, and the first mounting plate 11 is linked with the third mounting plate 13; the drive converter is respectively connected with the third mounting plate 13 and the second mounting plate 12; the second driving mechanism is mounted on the third mounting plate 13, and the piston rod is connected to the second mounting plate 12. Further, the drive converter comprises a first rack 19, a second rack 18 and a gear 17, wherein the first rack 19 and the second rack 18 are parallel to each other, the first rack 19 is connected with the second mounting plate 12, and the second rack 18 is connected with the third mounting plate 13; the gear 17 is disposed between the first rack 19 and the second rack 18, and is engaged with the first rack 19 and the second rack 18, respectively. Furthermore, the number of the first guide rails 14 is two, and the two first guide rails 14 are parallel to each other and are both inserted into a first guide sleeve and a second guide sleeve 15 fixed on the lower surface of the mounting table 4; the second guide sleeve 15 is located between the first mounting plate 11 and the second mounting plate 12, and two sides of the second guide sleeve 15 are both provided with limit bolts 16. Further, the mold clamping frame 9 further comprises a second guide rail 21, the second guide rail 21 is parallel to the first guide rail 14, and two ends of the second guide rail are respectively fixedly connected with the first mounting plate 11 and the third mounting plate 13, so that the first mounting plate 11 is linked with the third mounting plate 13. The number of the second guide rails 21 is also two.

In the above structure, the stretch blow mold includes two split molds, the two split molds are respectively mounted on the first mounting plate 11 and the second mounting plate 12 and can be separated and closed under the control of the first mounting plate 11 and the second mounting plate 12, when the two split molds are closed, a complete cavity can be formed for stretch blow molding, and when the two split molds are separated, the complete cavity is used for demolding. Specifically, in the above structure, the telescopic motion of the telescopic rod in the second driving mechanism 8 can drive the second mounting plate 12 to move, the second mounting plate 12 can drive the gear 17 and the second rack 18 to move through the first rack 19, and further drive the third mounting plate 13 to move, and the third mounting plate 13 is communicated with the first mounting plate 11, so that the first mounting plate 11 can be driven to move, in the process, the moving directions of the first rack 19 and the second rack 18 which are connected through the gear 17 in a transmission manner are always opposite, and further the second mounting plate 12 and the third mounting plate 13 can be driven to approach or depart from each other, and the third mounting plate 13 is linked with the first mounting plate 11, so that when the second mounting plate 12 and the third mounting plate 13 approach each other, the second mounting plate 12 and the first mounting plate 11 depart from each other, for opening the mold, and when the second mounting plate 12 and the third mounting plate 13 depart from each other, the second mounting plate 12 and the first mounting plate 11 are close to each other, and in order to mold closing, mold closing and mold opening of two split molds are realized. The limiting bolt 16 is used for limiting the moving displacement of the two separating dies, so that the two separating dies can move in a limited range.

Further, still be equipped with the mold core mounting panel in the frame, the mold core mounting panel evenly distributes in the periphery of carousel 2, every install a set of on the mold core mounting panel the plug (plug and mold core mounting panel are not shown in the figure). Specifically, the mold core mounting plate is installed through locating mounting hole 20 on carousel 2 with carousel 2 location.

Furthermore, the number of the guide pillars 3 is three, one guide pillar 3 is located in the center of the turntable 2, the other two guide pillars 3 are located on the turntable base 1, and the three guide pillars 3 are arranged in a triangle. The above arrangement is used on the one hand to achieve a smooth movement of the mounting table 4 and also to make room for the product take-off process.

Further, an electrical control cabinet is further arranged in the rack, and the electrical control cabinet is respectively connected with the lifting mechanism, the power mechanism, the first driving mechanism and the second driving mechanism 8. Further, the electric appliance control cabinet further comprises an operation table 10, wherein the operation table 10 is installed on the turntable base 1 and is connected with the electric appliance control cabinet. The controller is a PLC (programmable logic controller), is a digital electronic device with a microprocessor, is a digital logic controller for automatic control, can load control instructions into a memory at any time for storage and execution, can be directly purchased and obtained in the market, and can be used by simply setting according to a connection structure during use.

Further, the cooling reset assembly is used for cooling the core rod, and specifically, the cooling reset assembly comprises a cooling pipeline for cooling water or cooling air to circulate, and then cooling is realized through the cooling water or the cooling air.

The lifting mechanism is a hydraulic oil cylinder, the power mechanism is a stepping motor, and the first driving mechanism and the second driving mechanism 8 are oil cylinders.

Specifically, the embodiment also discloses a use method of the injection stretch blow molding machine, which comprises the following steps:

firstly, the injection-stretch bottle blowing machine assembled by the method is installed, and an injection mould, a stretch blow moulding mould, a product taking-out mould and a reset cooling mould which are matched with a hollow product to be processed are sequentially installed on installation stations of an injection assembly, a stretch blow moulding assembly, a product taking-out assembly and a cooling reset assembly. The stock is then prepared into the hopper 5 and the apparatus is started up. Firstly, the lifting mechanism drives the mounting table 4 to descend, so that an injection mold, a stretch blow molding mold, a product taking-out mold and a reset cooling mold which are respectively arranged on the injection assembly, the stretch blow molding assembly, the product taking-out assembly and the cooling reset assembly on the mounting table 4 are respectively matched with four groups of core rods, and then the injection assembly, the stretch blow molding assembly, the product taking-out assembly and the cooling reset assembly work, wherein the injection assembly is used for injecting materials into the injection mold, the stretch blow molding mold is used for stretching and blowing bottles and opening the molds, the product taking-out assembly is used for taking out processed products, and the reset cooling mold is used for resetting and cooling. After the machining is finished, the lifting mechanism drives the mounting table 4 to ascend, and the power mechanism drives the rotary table 2 to rotate, so that each group of core rods turns to the next station. Then the lifting mechanism drives the mounting table 4 to descend, and the work is repeated, and the operation is repeated in a circulating way.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. An injection stretch bottle blowing machine is characterized by comprising:

the automatic lifting device comprises a rack, wherein a turntable seat, a turntable, a guide pillar, an installation table, a lifting mechanism and a power mechanism are arranged on the rack, and the turntable is connected with the power mechanism and is rotatably installed on the turntable seat; the lower end of the guide pillar is connected with the lifting mechanism, and the upper end of the guide pillar is vertically penetrated on the turntable seat; the mounting table is mounted on the guide post and is parallel to the upper surface of the rotary table;

four groups of vertical core rods are uniformly distributed on the upper surface of the rotary table along the circumferential direction;

the injection assembly is provided with an installation station of an injection mold, the stretching blow molding assembly is provided with an installation station of a stretching blow mold, and the cooling reset assembly is provided with an installation station of a reset cooling mold; the injection mold, the stretch blow mold and the reset cooling mold can be matched with the core rod when the mounting table moves downwards.

2. The injection stretch blow molding machine of claim 1 wherein the injection assembly comprises a hopper, a barrel, a screw, and a first drive mechanism; the hopper is used for feeding; one end of the machine barrel is connected with the hopper, and the other end of the machine barrel is connected with a feed inlet of the injection mold; and a screw is arranged in the machine barrel and is connected with the first driving structure.

3. The injection stretch blow molding machine of claim 2 wherein the injection mold is of one-piece construction.

4. The injection stretch blow molding machine according to claim 3, wherein the injection assembly further comprises an injection cylinder, and the injection cylinder is disposed on the mounting table.

5. The injection stretch blow molding machine according to claim 4 wherein the stretch blow molding assembly comprises a mold clamping frame and a second drive mechanism; the clamping die frame comprises a first mounting plate, a second mounting plate, a third mounting plate, a first guide rail and a driving converter; the first guide rail is suspended on the lower surface of the mounting table; the first mounting plate, the second mounting plate and the third mounting plate are all slidably mounted on the first guide rail, and the first mounting plate is linked with the third mounting plate; the driving converter is respectively connected with the third mounting plate and the second mounting plate; the second driving mechanism is installed on the third installation plate, and the piston rod is connected with the second installation plate.

6. The injection stretch blow molding machine according to claim 5, wherein the drive converter comprises a first rack rail, a second rack rail and a gear, the first rack rail and the second rack rail are parallel to each other, the first rack rail is connected with a second mounting plate, and the second rack rail is connected with a third mounting plate; the gear is arranged between the first rack and the second rack and is respectively meshed with the first rack and the second rack.

7. The injection stretch blow molding machine according to claim 6, wherein the number of the first guide rails is two, and the two first guide rails are parallel to each other and are both inserted and fixed in the first guide sleeve and the second guide sleeve on the lower surface of the mounting table; the second guide sleeve is located between the first mounting plate and the second mounting plate, and limiting bolts are arranged on two sides of the second guide sleeve.

8. The injection stretch blow molding machine according to claim 7, wherein the frame is further provided with mold core mounting plates, the mold core mounting plates are uniformly arranged on the periphery of the turntable, and each mold core mounting plate is provided with a group of core rods.

9. The injection stretch blow molding machine according to claim 8, wherein the number of the guide posts is three, and one guide post is located at the center of the turntable, and the other two guide posts are located on the turntable base; the three guide posts are arranged in a triangular shape.

10. The injection stretch blow molding machine according to claim 9, wherein an electrical control cabinet is further provided in the frame, and the electrical control cabinet is connected to the lifting mechanism, the power mechanism, the first driving mechanism, and the second driving mechanism, respectively.