阅读说明：本技术 一种拉杆吹瓶机 (Pull rod bottle blowing machine ) 是由 李奇凯 郝庆艳 王瑞 于 2019-09-26 设计创作，主要内容包括：本发明公开了一种拉杆吹瓶机,涉及吹瓶设备领域,其技术方案要点是：包括机架,还包括挤出装置,挤出装置的出料口呈圆环形设置,且挤出装置的出料口朝下设置；吹气装置,吹气装置下端包括有吹气管；移动座,沿着挤出装置和吹气装置的分布方向水平滑移于机架上；成型模具,成型模具位于移动座上端面,成型模具包括两个沿水平方向滑移的成型块、设置于移动座上驱动两个成型块相互靠近后远离的驱动件,两个成型块的滑移方向垂直于移动座的滑移方向设置；切断组件,切断组件位于挤出装置的下方。通过挤出装置挤出圆管形原料然后通过成型模具压合形成料胚,再通过吹塑进行成型加工,使得工序更加简单,也使得吹瓶机生产更加高效。(The invention discloses a pull rod bottle blowing machine, which relates to the field of bottle blowing equipment, and adopts the technical scheme that: the extrusion device comprises a rack and an extrusion device, wherein a discharge port of the extrusion device is arranged in a circular ring shape, and is arranged downwards; the lower end of the air blowing device comprises an air blowing pipe; the movable seat horizontally slides on the rack along the distribution direction of the extrusion device and the blowing device; the forming die is positioned on the upper end surface of the moving seat and comprises two forming blocks which slide along the horizontal direction and a driving piece which is arranged on the moving seat and drives the two forming blocks to be close to each other and to be away from each other, and the sliding directions of the two forming blocks are perpendicular to the sliding direction of the moving seat; and the cutting assembly is positioned below the extrusion device. Round tube-shaped raw materials are extruded through the extrusion device, then material blanks are formed through pressing of the forming die, and forming processing is conducted through blowing, so that the process is simpler, and the bottle blowing machine is more efficient in production.)

1. The utility model provides a pull rod bottle blowing machine, includes frame (1), its characterized in that: also comprises

the extruding device (2) is positioned on the rack (1), a discharge port (9) of the extruding device (2) is arranged in a circular ring shape, and the discharge port (9) of the extruding device (2) is arranged downwards;

the blowing device (3) is connected to the rack (1) in a sliding mode along the vertical direction, the blowing device (3) is driven by an air cylinder to move up and down, the lower end of the blowing device (3) comprises a blowing pipe (10), and the blowing pipe (10) is arranged downwards;

The movable seat (4) horizontally slides on the rack (1) along the distribution direction of the extrusion device (2) and the blowing device (3);

The forming die (5) is positioned on the upper end face of the moving seat (4), the forming die (5) comprises two forming blocks (51) which slide along the horizontal direction and a driving piece (52) which is arranged on the moving seat (4) and drives the two forming blocks (51) to be close to each other and to be away from each other, and the sliding direction of the two forming blocks (51) is perpendicular to the sliding direction of the moving seat (4); the opposite end surfaces of the two forming blocks (51) are respectively provided with a concave cavity (14), and the upper ends of the opposite end surfaces of the two forming blocks (51) are respectively provided with a notch (15) communicated with the concave cavities (14); when the two molding blocks (51) approach and collide with each other, the cavities (14) and the notches (15) of the two molding blocks (51) are spliced to form a cavity, and the two notches (15) are matched with the air blow pipe (10) after being spliced;

The cutting assembly (6) is located below the extrusion device (2) and is higher than the forming die (5) and used for cutting off raw materials of the discharge hole (9), and the cutting assembly (6) comprises a cutting edge (61) sliding on the rack (1) along the horizontal direction and a cutting cylinder (62) arranged on the rack (1) and used for driving the cutting edge (61) to move.

2. the pull rod bottle blowing machine according to claim 1, characterized in that: also comprises

The clamping assembly (7) is arranged on the moving seat (4) and arranged on one side of the forming mold (5) along the sliding direction of the moving seat (4), the clamping assembly (7) and the air blowing device (3) are arranged on the same side, and the horizontal distance between the clamping assembly (7) and the forming mold (5) is equal to the horizontal distance between the extruding device (2) and the air blowing device (3); the clamping assembly (7) comprises two clamping blocks (71) which slide along the horizontal direction, the clamping blocks (71) are fixedly connected with the two forming blocks (51) in a one-to-one correspondence mode, mounting cavities (16) are formed in the opposite end faces of the two clamping blocks (71), the height of each mounting cavity (16) corresponds to that of each cavity (14), and when the two forming blocks (51) move to be mutually abutted, the two clamping blocks (71) move along with the movement of the two clamping blocks and enable the mounting cavities (16) of the two clamping blocks (71) to be used for embedding and positioning workpieces;

The flash cutting device (8) is positioned on one side, away from the extrusion device (2), of the air blowing device (3), and the horizontal distance from the flash cutting device (8) to the air blowing device (3) is equal to the horizontal distance from the air blowing device (3) to the extrusion device (2); the overlap cutting device (8) include along perpendicular to remove seat (4) moving direction and be mounting bracket (81) that the level slided on frame (1), set up last cutting knife (82) on mounting bracket (81), cutting subassembly (83) down and set up and drive mounting bracket (81) and remove and make and go up cutting knife (82) and cutting subassembly (83) down and carry out the driving cylinder (84) that the overlap was cut on frame (1), go up the cutting to with cutting subassembly (83) down be used for corresponding the overlap at both ends about the cutting work piece.

3. The pull rod bottle blowing machine according to claim 2, characterized in that: the two movable seats (4), the two clamping assemblies (7), the two flash cutting devices (8) and the two blowing devices (3) are symmetrically distributed on two sides of the extrusion device (2) in the moving direction of the movable seats (4).

4. The pull rod bottle blowing machine according to claim 2, characterized in that: also comprises

The guide plate (26) is correspondingly arranged below the flash cutting device (8), and the guide plate (26) is obliquely and downwards arranged towards the direction far away from the extruding device (2).

5. The pull rod bottle blowing machine according to claim 4, characterized in that: lower cutting subassembly (83) include two cutting boards (831) of sliding connection on mounting bracket (81) along the horizontal direction, set up on mounting bracket (81) and correspond two compressing cylinder (832) that are located two cutting boards (831) and keep away from one side each other, the glide direction of two cutting boards (831) is on a parallel with the glide direction setting of mounting bracket (81), two compressing cylinder (832) are used for driving two cutting boards (831) and are close to each other or keep away from, two cutting board (831) are used for the overlap of centre gripping work piece lower extreme, and the up end that is close to cutting board (831) of driving cylinder (84) one side is provided with overlap sword (19).

6. the pull rod bottle blowing machine according to claim 5, characterized in that: an installation groove (18) is formed in the upper end face of the cutting plate (831) close to one side of the driving cylinder (84), one side, close to the driving cylinder (84), of the burr (19) is hinged in the installation groove (18), the hinge axis of the burr (19) is parallel to the sliding direction of the moving seat (4), a limiting block (20) is further arranged on the installation groove (18), the limiting block (20) is located in the installation groove (18), and the limiting block (20) is located at the upper end of the burr (19) and used for limiting the overturning angle of the burr (19);

The bottom of the mounting groove (18) is obliquely and downwards arranged towards one end close to the driving cylinder (84), an adjusting groove (23) is formed in the bottom of the mounting groove (18), and the adjusting groove (23) extends along the distribution direction of the two cutting plates (831); still be provided with conflict subassembly (24) in adjustment tank (23), conflict subassembly (24) including slide connect in adjustment tank (23) regulating block (241), set up in adjustment tank (23) and be fixed in regulating block (241) and keep away from elastic component (242) that drive actuating cylinder (84) one side, fixed connection are kept away from regulating block (241) one side and are slided in elastic component (242) and wear to establish conflict pole (243) that correspond cutting board (831).

7. The pull rod bottle blowing machine of claim 6, which is characterized in that: the limiting block (20) is an eccentric wheel, a rotating shaft (21) is fixedly connected to the limiting block (20), the rotating shaft (21) is parallel to the hinge axis of the flash cutter (19), and the limiting block (20) is rotatably connected to the inside of the mounting groove (18) through the rotating shaft (21); an adjusting component (22) for adjusting the angle of the limiting block (20) is further arranged on the cutting plate (831) close to one side of the driving cylinder (84).

8. the pull rod bottle blowing machine according to claim 7, characterized in that: the adjusting assembly (22) comprises a worm wheel (221) coaxially and fixedly connected to the rotating shaft (21), and a worm (222) rotatably connected to a cutting plate (831) on one side close to the driving cylinder (84) and matched with the worm wheel (221).

9. The pull rod bottle blowing machine according to claim 5, characterized in that: one side of the upper cutter (82) far away from the driving cylinder (84) is arranged in an inclined upward inclined plane, one side of the upper cutter (82) close to the driving cylinder (84) is also provided with a material baffle plate (17), and the material baffle plate (17) extends upwards.

Technical Field

The invention relates to the field of bottle blowing equipment, in particular to a pull rod bottle blowing machine.

Background

The bottle blowing machine is a device for manufacturing plastic particles into hollow containers by a blow molding process. The traditional bottle blowing machine adopts a two-step bottle blowing machine, namely, plastic raw materials are made into bottle blanks firstly, and then blowing is carried out.

For example, the patent of the invention is CN108773049A, which discloses a bottle blowing machine, comprising a safety protection device, wherein a raw material conveying device, a heating device, a forming mold, a turnover device and a storage device are sequentially arranged in the safety protection device; the raw material conveying device comprises a movable rack, the movable rack is provided with a movable shaft, a driving device and a bottle blank moving seat, the bottle blank moving seat comprises a pair of clamping arms, the clamping arms form arc-shaped cutting parts, a supporting plate is fixedly arranged below the corresponding clamping arms, a movable sliding block is arranged below the supporting plate, the movable rack is provided with a sliding rail for the movable sliding block to slide, and the two sliding rails are arranged in parallel on the movable rack; the heating device comprises a heating cover and an electric heater, the heating cover is covered above the forming die, the electric heater comprises a heating motor and heating pipes, and the heating pipes are connected in parallel in the heating cover.

When the bottle blowing machine is used for producing plastic bottles, raw materials are required to be made into bottle blanks, then the bottle blanks are heated through the heating device and blown through the forming mold, the bottle blanks are required to be made and heated during each blowing, the processing is complex, the efficiency is low, and the improvement is needed.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a pull rod bottle blowing machine which has the advantage of higher processing efficiency.

in order to achieve the purpose, the invention provides the following technical scheme:

a pull rod bottle blowing machine comprises a rack and an extrusion device, wherein the extrusion device is positioned on the rack, a discharge port of the extrusion device is arranged in a circular shape, and the discharge port of the extrusion device is arranged downwards;

the blowing device is connected to the rack in a sliding mode along the vertical direction and driven by the air cylinder to move up and down, and the lower end of the blowing device comprises a blowing pipe which is arranged downwards;

the movable seat horizontally slides on the rack along the distribution direction of the extrusion device and the blowing device;

The forming die is positioned on the upper end surface of the moving seat and comprises two forming blocks which slide along the horizontal direction and a driving piece which is arranged on the moving seat and drives the two forming blocks to be close to each other and to be away from each other, and the sliding directions of the two forming blocks are perpendicular to the sliding direction of the moving seat; the opposite end surfaces of the two forming blocks are provided with concave cavities, and the upper ends of the opposite end surfaces of the two forming blocks are provided with notches communicated with the concave cavities; when the two molding blocks approach and collide with each other, the concave cavities and the notches of the two molding blocks are spliced to form a cavity, and the two notches are matched with the air blowing pipe after being spliced;

The cutting assembly is located below the extruding device and is higher than the forming die and used for cutting off raw materials of the discharge hole, and the cutting assembly comprises a cutting blade sliding on the rack in the horizontal direction and a cutting cylinder arranged on the rack and used for driving the cutting blade to move.

through the technical scheme, when adopting above-mentioned bottle blowing machine, at first remove the seat and remove forming die to extrusion device's below, then extrusion device extrudes the plastics that will melt the state and forms pipy raw materials, then the driving piece drives two shaping pieces and is close to each other, form the material embryo with the raw materials pressfitting in the shaping intracavity, the shaping piece can form the lower extreme pressfitting of raw materials and seal this moment, the upper end is formed with the air inlet through the notch simultaneously, then the cutting cylinder drives the cutting edge and cuts off the raw materials, then will remove the seat and remove to gas blowing device's below, then gas blowing device is to lower one end under the drive of cylinder, make the gas blow pipe aim at the air inlet that the material embryo is located shaping piece notch and insert, then gas blowing device blows to the material embryo and carries. After the forming is finished, the air blowing device is driven to move upwards through the air cylinder, so that the air blowing pipe is separated from a finished product workpiece, the two forming blocks are separated from each other at the moment, a finished product slides off, and the movable seat resets at the moment so that the forming die is located below the extrusion device again to perform the next processing.

Set up extrusion device and forming die, extrude the tubular raw materials of circle through extrusion device and then form the material embryo through forming die pressfitting, then carry out forming process through direct blow molding to avoid traditional making the trouble of carrying out the blow molding again after further softening through the heating after the material embryo, make the process simpler, also make bottle blowing machine's production more high-efficient.

the device further comprises a clamping assembly, wherein the clamping assembly is arranged on the moving seat and is arranged on one side of the forming mold along the sliding direction of the moving seat, the clamping assembly and the air blowing device are arranged on the same side, and the horizontal distance between the clamping assembly and the forming mold is equal to the horizontal distance between the extruding device and the air blowing device; the clamping assembly comprises two clamping blocks which slide along the horizontal direction, the clamping blocks are fixedly connected with the two forming blocks in a one-to-one correspondence mode, mounting cavities are formed in the opposite end faces of the two clamping blocks, the height of each mounting cavity corresponds to that of the corresponding cavity, and when the two forming blocks move to be in mutual collision, the two clamping blocks move along with the two forming blocks and enable the mounting cavities of the two clamping blocks to be used for embedding and positioning workpieces;

The flash cutting device is positioned on one side of the blowing device, which is far away from the extrusion device, and the horizontal distance from the flash cutting device to the blowing device is equal to the horizontal distance from the blowing device to the extrusion device; the overlap cutting device comprises a mounting frame, an upper cutter, a lower cutting assembly and a driving cylinder, wherein the mounting frame slides on the rack horizontally along the moving direction of the moving seat in a vertical mode, the upper cutter is arranged on the mounting frame, the lower cutting assembly is arranged on the mounting frame, the driving cylinder is arranged on the rack and drives the mounting frame to move, so that the upper cutter and the lower cutting assembly can carry out overlap cutting, and the upper cutter and the lower cutting assembly can be used for correspondingly cutting the overlaps at the upper end and the lower end of a workpiece.

Through the technical scheme, after the workpiece is molded, the air blowing device is not moved, at the moment, when two molding blocks are far away from each other, the workpiece can be adhered to the air blowing pipe, at the moment, the movable base drives the molding die to move to the lower side of the extruding device, the extruding device extrudes again, then the two molding blocks are close to the die assembly again, at the moment, the two clamping blocks of the clamping assembly can be driven by the movement of the molding blocks to be close to each other to clamp the workpiece, at the moment, the air blowing device moves upwards under the driving of the cylinder, and therefore the air blowing pipe is separated from the workpiece. At the moment, when the forming die is moved to the lower part of the blowing device under the driving of the moving seat, the clamping assembly is correspondingly moved to the flash cutting device. At the moment, the blowing device blows and forms the blank, and simultaneously the upper cutting knife and the lower cutting assembly of the flash cutting device can perform flash cutting on the formed workpiece on the clamping assembly. Then blow gas when gas blowing device and blow molding, and the overlap cutting device cutting good and the back that resets, the driving piece drives two shaping pieces and keeps away from each other, and the grip block correspondence is followed the removal this moment, and the work piece in the centre gripping subassembly can the unloading be collected this moment. Then the movable seat can be moved again to move the forming die to the lower part of the extrusion device, and the bottle blowing operation is repeated.

Set up centre gripping subassembly and overlap cutting device for can directly carry out the repairment of overlap after the work piece has been produced, thereby make holistic production more convenient.

Furthermore, the moving seat, the clamping assembly, the flash cutting device and the blowing device are arranged in two numbers and are symmetrically distributed on two sides of the extrusion device along the moving direction of the moving seat.

Through the technical scheme, when the bottle blowing machine is used for production, two sides can be alternately performed, when one side is used for blank manufacturing, the other side can move the forming die to the position below the blowing device for blowing, and through the staggered arrangement, the extrusion device can be basically in the state of continuous discharging, so that the overall production is more efficient.

furthermore, the device also comprises a material guide plate, wherein the material guide plate is correspondingly arranged below the flash cutting device, and the material guide plate is obliquely and downwards arranged towards the direction far away from the extruding device.

Through above-mentioned technical scheme, set up the stock guide, after work piece processing is good, the centre gripping subassembly loosens the back work piece and can drop stock guide department, leads to the finished product to collect the frame through the stock guide and collects for the finished product is accomodate more conveniently.

further, lower cutting assembly includes two and slides along the horizontal direction and connect the cutting board on the mounting bracket, set up on the mounting bracket and correspond two cylinders that compress tightly that are located two cutting boards and keep away from one side each other, and the glide direction of two cutting boards is on a parallel with the glide direction setting of mounting bracket, and two cylinders that compress tightly are used for driving two cutting boards and are close to each other or keep away from, two the cutting board is used for the overlap of centre gripping work piece lower extreme, and the up end that is close to the cutting board that drives actuating cylinder one side is provided with the overlap sword.

Through above-mentioned technical scheme, the terminal surface is because closed through the formation of shaping piece pressfitting formation under the work piece, and the overlap of bottom is longer usually, compresses tightly the back each other through two cutting boards, and the overlap sword on the rethread cutting board cuts to make the cutting of overlap more thorough.

Furthermore, an installation groove is formed in the upper end face of the cutting plate close to one side of the driving cylinder, one side, close to the driving cylinder, of the flash cutter is hinged in the installation groove, the hinge axis of the flash cutter is parallel to the sliding direction of the moving seat, a limiting block is further arranged on the installation groove and located in the installation groove, and the limiting block is located at the upper end of the flash cutter and used for limiting the overturning angle of the flash cutter; the bottom of the mounting groove is obliquely and downwards arranged towards one end close to the driving cylinder, and an adjusting groove is formed in the bottom of the mounting groove and extends along the distribution direction of the two cutting plates; still be provided with the subassembly of contradicting in the adjustment tank, the subassembly of contradicting is including sliding the regulating block of connecting in the adjustment tank, set up in the adjustment tank and be fixed in the regulating block and keep away from elastic component, the fixed connection that drive actuating cylinder one side was kept away from regulating block one side and slide and wear out the feeler lever that supports who corresponds the cutting board in elastic component.

Through above-mentioned technical scheme, when needs cut the bottom overlap, when two cutting boards were close to each other, the conflict pole can be to on conflicting another cutting board, make the conflict pole drive the regulating block and move towards driving actuating cylinder direction this moment for the overlap sword is contradicted on the stopper, and the overlap sword upwards sticks up slightly this moment, makes the cutting overlap that the overlap arrived more thoroughly.

furthermore, the limiting block is an eccentric wheel, a rotating shaft is fixedly connected to the limiting block, the rotating shaft is parallel to the hinge axis of the flash cutter, and the limiting block is rotatably connected to the inside of the mounting groove through the rotating shaft; and an adjusting component for adjusting the angle of the limiting block is also arranged on the cutting plate close to one side of the driving cylinder.

Through the technical scheme, the limiting blocks are rotatably arranged in the mounting grooves, and the abutting positions of the limiting blocks can be changed when the limiting blocks are driven to rotate through the adjusting assemblies, so that the turning positions of the flash cutters can be adjusted, and the practical use is more flexible.

Furthermore, the adjusting assembly comprises a worm wheel coaxially and fixedly connected to the rotating shaft, and a worm which is rotatably connected to a cutting plate close to one side of the driving cylinder and matched with the worm wheel.

Through the technical scheme, when the limiting block is required to be adjusted, the worm gear can be driven to rotate by rotating the worm, and the worm gear are matched to have a self-locking function, so that the limiting block is adjusted more stably.

Furthermore, one side of the upper cutter, which is far away from the driving cylinder, is an inclined plane which inclines upwards, and one side of the upper cutter, which is close to the driving cylinder, is also provided with a material baffle plate which extends upwards.

Through above-mentioned technical scheme, set up the striker plate, when the overlap cutting device carries out the overlap cutting, go up the waste material that the cutting knife can drive and downcut and keep away from driving actuating cylinder and remove, two cutting boards on the lower cutting subassembly can compress tightly the lower extreme overlap simultaneously and take out the removal, then make two cutting boards keep away from driving actuating cylinder and arrange the material, go up the cutting knife and all can drive the waste material and remove towards the direction of keeping away from driving actuating cylinder with lower cutting subassembly this moment to make the part of work piece and waste material collect more conveniently.

Compared with the prior art, the invention has the beneficial effects that:

(1) the extrusion device is used for extruding the round tube-shaped raw material, then the round tube-shaped raw material is pressed through the forming die to form a blank, and then the blank is formed and processed through direct blow molding, so that the trouble that the blank is further heated and softened and then blow molding is carried out after the blank is prepared in the prior art is avoided, the process is simpler, and the production of the bottle blowing machine is more efficient;

(2) Through the arrangement of the clamping assembly and the flash cutting device, the trimming of the flash can be directly carried out after the workpiece is produced, so that the integral production is more convenient;

(3) Through setting up conflict subassembly and stopper, adjust the overlap sword through the subassembly of contradicting for the overlap clearance is cleaner, and the product quality is better.

Drawings

FIG. 1 is an overall schematic view of an embodiment;

FIG. 2 is a schematic view of the structure of an extrusion apparatus according to an embodiment;

FIG. 3 is a schematic diagram of a molding die and clamping assembly according to an embodiment;

FIG. 4 is a schematic view of another embodiment of the present invention, illustrating the installation state of the flash cutting device;

FIG. 5 is a schematic structural view of the flash cutting apparatus according to the embodiment;

FIG. 6 is an enlarged view of part A of FIG. 5, showing the structure of the adjustment assembly;

Fig. 7 is a partial cross-sectional schematic view of a cutting board of an embodiment for showing the structure of an interference component.

reference numerals: 1. a frame; 2. an extrusion device; 3. a blowing device; 4. a movable seat; 5. forming a mold; 51. forming a block; 52. a drive member; 6. cutting off the assembly; 61. cutting edges; 62. cutting the air cylinder; 7. a clamping assembly; 71. a clamping block; 8. a flash cutting device; 81. a mounting frame; 82. an upper cutter; 83. a lower cutting assembly; 831. cutting the board; 832. a pressing cylinder; 84. a driving cylinder; 9. a discharge port; 10. an air blowing pipe; 11. a guide rail; 12. a pull rod; 13. a hydraulic cylinder; 14. a concave cavity; 15. a notch; 16. a mounting cavity; 17. a striker plate; 18. mounting grooves; 19. a flash cutter; 20. a limiting block; 21. a rotating shaft; 22. an adjustment assembly; 221. a worm gear; 222. a worm; 23. an adjustment groove; 24. a collision component; 241. an adjusting block; 242. an elastic member; 243. a touch bar; 25. a return spring; 26. a material guide plate; 27. a dividing strip.

Detailed Description

The invention is described in detail below with reference to the figures and examples.