CN116160661A

CN116160661A - Forming die device of continuous blowing filling and sealing equipment and continuous blowing filling and sealing equipment

Info

Publication number: CN116160661A
Application number: CN202211099501.0A
Authority: CN
Inventors: 黎燕; 黄振宇; 许海文; 陈衡山
Original assignee: Truking Technology Ltd
Current assignee: Truking Technology Ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-05-26

Abstract

The invention discloses a forming die device of continuous blowing and filling equipment, which comprises two forming die assemblies, wherein each forming die assembly comprises a plurality of forming dies, the forming dies are annularly arranged, a die closing forming area is formed between the two forming die assemblies, each forming die comprises a first rolling part, a guide rail matched with the first rolling part is arranged on the inner side of each forming die assembly, a die closing positioning lug is fixedly arranged on one guide rail, a first die closing driving part is arranged on the upper side of the other guide rail, a second die closing driving part is arranged on the lower side of the other guide rail, a first die closing lug is arranged on the first die closing driving part, a second die closing lug is arranged on the second die closing driving part, and the pressure of the first die closing driving part is larger than that of the second die closing driving part. The continuous blowing and filling and sealing equipment comprises the forming die device of the continuous blowing and filling and sealing equipment. The invention has simple and reliable structure and is beneficial to improving the molding quality of the container.

Description

Forming die device of continuous blowing filling and sealing equipment and continuous blowing filling and sealing equipment

Technical Field

The invention relates to the technical field of food and medicine packaging equipment, in particular to a forming die device of continuous blowing and filling and sealing equipment and the continuous blowing and filling and sealing equipment.

Background

The continuous blowing, filling and sealing integrated machine (BFS) can enable a molten plastic pipe blank to finish a series of process flows of continuous forming, filling and sealing under the condition of not cutting off, and compared with the traditional reciprocating BFS equipment, the production efficiency can be greatly improved. When the left and right groups of forming dies of the existing continuous blowing filling and sealing equipment are used for die assembly, the pressure is unstable, the situation that the left die (or the right die) is over-pushed or the die assembly is not in place easily occurs, the die is damaged or the container is formed poorly, in addition, in the container forming stage and the pressure maintaining stage after the forming, the die assembly force is kept unchanged, and the forming quality of the container is not guaranteed.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects of the prior art and providing the forming die device of the continuous blowing and filling and sealing equipment, which has a simple and reliable structure and is beneficial to improving the forming quality of a container.

The invention further provides continuous blowing and filling equipment comprising the molding die device of the continuous blowing and filling equipment.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a continuous molding die device of filling and sealing equipment blows, includes two group's mould subassemblies, the mould subassembly includes a plurality of forming die, and is a plurality of forming die is the annular arrangement, two sets of form the compound die shaping district between the forming die subassembly, forming die includes first rolling element, the forming die subassembly inboard be equipped with first rolling element complex guide rail, one of them fixed mould closing location lug that is equipped with on the guide rail, another guide rail upside is equipped with first compound die driving piece, and the downside is equipped with the second compound die driving piece, be equipped with first compound die lug on the first compound die driving piece, be equipped with the second compound die lug on the second compound die driving piece, the pressure of first compound die driving piece is greater than the pressure of second compound die driving piece.

As a further improvement of the above technical scheme: the forming die further comprises transmission chain links, two adjacent transmission chain links are hinged, a second rolling part is arranged on a hinge shaft, a driving wheel and a driven wheel are arranged on the inner side of the forming die assembly, the die closing forming area is located between the driving wheel and the driven wheel, and a plurality of transmission parts matched with the second rolling part are arranged on the driving wheel and the driven wheel along the circumferential direction.

As a further improvement of the above technical scheme: the wheel shaft of the driving wheel is provided with a transmission gear, the transmission gears of the two groups of forming die assemblies are meshed, and one transmission gear is connected with a rotary driving piece.

As a further improvement of the above technical scheme: at least one driving wheel is connected with an adjusting disc, a plurality of kidney-shaped adjusting holes are formed in the driving gear and/or the adjusting disc along the circumferential direction, and the driving gear is fixedly connected with the adjusting disc through fasteners arranged in the kidney-shaped adjusting holes.

As a further improvement of the above technical scheme: one side of the forming die assembly, which is far away from the die assembly forming area, is provided with a tensioning mechanism, the tensioning mechanism comprises a swing rod, an arc tensioning block matched with the second rolling piece is arranged on the swing rod, and the swing end of the swing rod is connected with a first elastic piece.

As a further improvement of the above technical scheme: the swing end of the swing rod is sleeved on a guide rod, and the first elastic piece is a spring and is sleeved on the guide rod.

As a further improvement of the above technical scheme: the arc tensioning block and be equipped with tensioning positioning component between the follow driving wheel, tensioning positioning component includes the take-up shaft, be equipped with on the take-up shaft with second rolling spare complex support guide block and be located the location rolling spare of forming die side.

As a further improvement of the above technical scheme: as a further improvement of the above technical scheme: the transmission chain links are provided with guide members, second elastic members are arranged between the guide members and the transmission chain links, die mounting blocks are sleeved on the peripheries of the guide members, forming die bodies are arranged on the die mounting blocks, and the guide members are in butt joint with the forming die bodies.

As a further improvement of the above technical scheme: the first die closing driving piece and the second die closing driving piece are oil cylinders.

A continuous blowing and filling and sealing device comprises the forming die device of the continuous blowing and filling and sealing device.

Compared with the prior art, the invention has the advantages that: the invention discloses a forming die device of continuous blowing filling and sealing equipment, wherein a die clamping positioning lug of one forming die assembly is fixedly arranged, the position of a forming die moving to a die clamping forming area each time is constant, a first die clamping lug and a second die clamping lug of the other forming die assembly are movably arranged, the die clamping position can be adjusted according to the strokes of a first die clamping driving piece and a second die clamping driving piece, the condition that the pressure is unstable when the forming dies on the left side and the right side are clamped, and the left die (or the right die) is over-pushed or the die is not clamped in place is prevented, so that the die is damaged or the product is formed poorly; the pressure of the first die closing driving piece is larger than that of the second die closing driving piece, so that the first die closing convex block and the die closing positioning convex block are matched for die forming, the second die closing convex block and the die closing positioning convex block are matched for die pressure maintaining, and the container forming quality is improved; in the equipment debugging stage, the first mould closing driving piece and the second mould closing driving piece respectively drive the first mould closing convex block and the second mould closing convex block to move to one side far away from the mould closing positioning convex block, so that the forming moulds on the left side and the right side are mutually separated when reaching the mould closing forming area, and the damage to the forming moulds caused by the equipment in the operation of a blank car is avoided, and the structure is simple and reliable.

The continuous blowing and filling and sealing equipment disclosed by the invention comprises the forming die device of the continuous blowing and filling and sealing equipment, so that the continuous blowing and sealing equipment also has the advantages.

Drawings

Fig. 1 is a schematic view of the front face of the present invention.

Fig. 2 is a schematic view of the structure of the back surface of the present invention.

Fig. 3 is a schematic diagram of the structure of the driving wheel and the driving gear in the present invention.

Fig. 4 is a schematic diagram of the front structure of the tensioning mechanism in the present invention.

Fig. 5 is a schematic view of the structure of the back of the tensioning and positioning assembly of the present invention.

Fig. 6 is a schematic top view of the tensioning and positioning assembly of the present invention.

Fig. 7 is a schematic perspective view of a molding die in the present invention.

Fig. 8 is a schematic view of a three-dimensional sectional structure of a molding die in the present invention.

Fig. 9 is a schematic diagram of the structure of the present invention in a debug phase.

The reference numerals in the drawings denote: 1. a forming die assembly; 11. closing the mold forming area; 2. a forming die; 21. a first rolling member; 22. a drive link; 23. a second rolling member; 24. a guide member; 25. a molding die body; 26. a second elastic member; 27. a die mounting block; 3. a guide rail; 31. closing the mold and positioning the protruding block; 32. a first mold closing drive member; 33. a second mold closing driving member; 34. a first mold closing bump; 35. a second mold closing bump; 40. a driving wheel; 41. driven wheel; 42. a transmission part; 43. a transmission gear; 44. a rotary driving member; 45. an adjusting plate; 46. waist round adjusting holes; 47. a fastener; 48. a drive gear; 5. a tensioning mechanism; 51. swing rod; 52. an arc tensioning block; 53. a first elastic member; 54. a guide rod; 6. tensioning and positioning components; 61. a tensioning shaft; 62. supporting the guide block; 63. the rolling member is positioned.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples of the specification.

Example 1

Fig. 1 to 9 show an embodiment of a molding die apparatus of a continuous molding and potting apparatus according to the present invention, the molding die apparatus of the continuous molding and potting apparatus includes two component die assemblies 1, the molding die assemblies 1 include a plurality of molding dies 2, the plurality of molding dies 2 are arranged in a ring shape (in fig. 1, 2 and 9, in order to protrude a mold clamping positioning bump 31, a first mold clamping driving member 32, a second mold clamping driving member 33, a first mold clamping bump 34 and a second mold clamping bump 35, most of the molding dies 2 are hidden), a mold clamping molding region 11 is formed between the two component die assemblies 1, the molding dies 2 include a first rolling member 21 (for example, a roller, a rolling bearing, etc.), guide rails 3 engaged with the first rolling member 21 are provided on the inner side of the molding die assemblies 1, wherein a mold clamping positioning bump 31 is fixedly provided on one guide rail 3, a first mold clamping driving member 32 is provided on the upper side of the other guide rail 3, a second mold clamping driving member 33 is provided on the lower side, a first mold clamping bump 34 is provided on the first mold clamping driving member 32, a second mold clamping driving member 33 is provided on the second mold clamping driving member 33, and a second mold clamping driving member 35 is provided on the second mold clamping driving member 33 is greater than the second mold clamping driving member 33.

According to the forming die device of the continuous blowing and filling equipment, the die clamping positioning convex blocks 31 of the right forming die assembly 1 are fixedly installed, the positions of the forming dies 2 moving to the die clamping forming area 11 are constant each time, the first die clamping convex blocks 34 and the second die clamping convex blocks 35 of the left forming die assembly 1 are movably installed, the die clamping positions can be adjusted according to the strokes of the first die clamping driving piece 32 and the second die clamping driving piece 33, the situation that the pressure is unstable when the forming dies 2 on the left side and the right side are clamped and the left die (or the right die) is pushed excessively or the die clamping is not in place is prevented, and the dies are damaged or the product is formed poorly; the pressure of the first die closing driving piece 32 is larger than that of the second die closing driving piece 33, so that the first die closing convex block 34 and the die closing positioning convex block 31 are matched for die forming, the second die closing convex block 35 and the die closing positioning convex block 31 are matched for die pressure maintaining, and the container forming quality is improved. Referring specifically to fig. 9, in the equipment debugging stage, the first mold clamping driving member 32 and the second mold clamping driving member 33 respectively drive the first mold clamping protrusion 34 and the second mold clamping protrusion 35 to move to the left, so that the molding dies 2 on the left side and the right side are mutually separated when reaching the mold clamping molding region 11, and the molding dies 2 are prevented from being damaged when the equipment runs in a empty state, and the structure is simple and reliable.

Further, in this embodiment, the forming mold 2 further includes a driving chain link 22, two adjacent driving chain links 22 are hinged, a second rolling element 23 (for example, a roller, a rolling bearing, etc.) is disposed on a hinge shaft, a driving wheel 40 and a driven wheel 41 are disposed on the inner side of the forming mold assembly 1, the mold clamping forming region 11 is located between the driving wheel 40 and the driven wheel 41, and a plurality of driving parts 42 (see fig. 2 and 3 in particular) that are matched with the second rolling element 23 are disposed on the driving wheel 40 and the driven wheel 41 along the circumferential direction, and the driving parts 42 preferably adopt an arc-shaped groove structure. The forming dies 2 on the left side and the right side are in surface-to-surface contact when the die assembly forming area 11 is assembled, and compared with other transmission modes, the functions are realized more easily by adopting the transmission chain links 22 to transmit power; the two adjacent transmission chain links 22 are hinged and are provided with the second rolling elements 23 on the hinge shaft, and the driving wheel 40 and the driven wheel 41 drive the second rolling elements 23 to move through the transmission part 42, so that smooth operation of the forming die assembly 1 which is in annular arrangement is ensured.

Further, in the present embodiment, a transmission gear 43 is mounted on the axle of the driving wheel 40, the transmission gears 43 of the two component mold assemblies 1 are meshed, and one transmission gear 43 is connected with a rotation driving member 44. The rotary driving member 44 may be, for example, a motor, which may rotate one of the transmission gears 43 through the driving gear 48 or other transmission means. When the rotary forming die works, the rotary driving piece 44 drives the transmission gear 43 to rotate, the transmission gear 43 serves as a driving gear to drive the other transmission gear 43 meshed with the rotary forming die to rotate, the driving wheel 40 synchronously rotates along with the transmission gear 43, and then the second rolling piece 23 is driven to move through each transmission part 42 in the circumferential direction, the forming die 2 moves along with the second rolling piece 23, and the synchronous operation of the left forming die assembly 1 and the right forming die assembly is facilitated to be kept, and the rotary forming die is simple and compact in structure, small in occupied space and high in reliability.

As a preferred embodiment, at least one driving wheel 40 is connected with an adjusting disk 45, and the transmission gear 43 and/or the adjusting disk 45 are provided with a plurality of kidney-shaped adjusting holes 46 along the circumferential direction, and the transmission gear 43 is fixedly connected with the adjusting disk 45 by a fastening piece 47 arranged in the kidney-shaped adjusting hole 46. In the assembly stage, the relative positions of the driving wheel 40 and the transmission gear 43 in the circumferential direction can be changed by making the driving wheel 40 and the adjustment disc 45 relatively rotate, and then the relative positions of the transmission gear 43 and the adjustment disc 45 are fixed by the fastener 47, so that the same relative positions of the driving wheel 40 and the transmission gear 43 in the left and right forming die assemblies 1 are ensured, the synchronous operation of the left and right forming die assemblies 1 is ensured, and the structure is simple and reliable, and the adjustment is convenient.

Further, in this embodiment, a tensioning mechanism 5 is disposed on a side of the molding die assembly 1 away from the mold clamping molding region 11, the tensioning mechanism 5 includes a swing rod 51, an arc tensioning block 52 matched with the second rolling member 23 is disposed on the swing rod 51, and a swinging end of the swing rod 51 is connected with a first elastic member 53. The chain of the plurality of transmission links 22 is in a tensioned state when the mold clamping and forming area 11 is in a loose state when the chain is in a parallel position with the mold clamping and forming area 11, and if the chain is not tensioned, the chain is moved to the mold clamping and forming area 11 in the loose state, the mold assembly 1 is likely to interfere and cannot operate. By arranging the tensioning mechanism 5 on the side of the forming die assembly 1 away from the die assembly forming area 11, the polygonal effect of chain transmission can be eliminated, and the stable operation of the forming die assembly 1 is ensured. Specifically: the arc tensioning block 52 is always clung to the second rolling element 23, and the chain is always kept in a tensioning state through the swinging of the swinging rod 51 and the telescopic movement of the first elastic element 53, so that the structure is simple and effective.

As a preferred embodiment, the swinging end of the swinging rod 51 is sleeved on a guide rod 54, and the first elastic piece 53 is a spring and is sleeved on the guide rod 54. When the second rolling element 23 moves along the arc-shaped tensioning block 52, the arc-shaped tensioning block 52 is extruded to drive the swing rod 51 to swing, and the swing rod 51 further compresses the first elastic element 53. After the second rolling element 23 is separated from the arc-shaped tensioning block 52, the swinging rod 51 is reset under the elastic action of the first elastic element 53, the guide rod 54 can provide a guide action for the swinging rod 51, and meanwhile, the first elastic element 53 is prevented from being twisted after being extruded, and the structure is simple and reliable.

Further, in this embodiment, a tensioning and positioning assembly 6 is disposed between the arc tensioning block 52 and the driven wheel 41, the tensioning and positioning assembly 6 includes a tensioning shaft 61, and a supporting guide block 62 matched with the second rolling member 23 and a positioning rolling member 63 (such as a roller, a rolling bearing, etc.) located on a side of the forming mold 2 (specifically, a side of the mold mounting block 27) are disposed on the tensioning shaft 61. The supporting and guiding block 62 provides supporting and guiding functions for the second rolling element 23, so that the chain is kept tensioned, the positioning rolling element 63 positions the forming die 2, so that the forming die 2 keeps consistent positions in the moving process, and smoothness and reliability of the forming die assembly 1 during operation are further improved.

Further, in this embodiment, the driving link 22 is provided with a guide member 24, a second elastic member 26 (preferably, the second elastic member 26 also adopts a spring) is disposed between the guide member 24 and the driving link 22, a mold mounting block 27 is sleeved on the periphery of the guide member 24, a molding mold body 25 is disposed on the mold mounting block 27, and the guide member 24 abuts against the molding mold body 25. When the molding dies 2 on the left side and the right side are clamped, the molding die bodies 25 are abutted against each other, and the second elastic piece 26 is compressed by the guide piece 24, so that the damage to the dies due to the influence of other factors when the molding dies 2 are clamped is effectively prevented. After the forming die 2 leaves the die closing forming area 11, the second elastic piece 26 drives the die mounting block 27 and the forming die body 25 to reset, and the cycle is performed.

As a preferred embodiment, the first mold clamping driving member 32 and the second mold clamping driving member 33 are oil cylinders, and accordingly, the oil pressure of the oil cylinder as the first mold clamping driving member 32 is greater than the oil pressure of the oil cylinder as the second mold clamping driving member 33. The oil cylinder technology is mature and reliable, and can provide enough die closing pressure. Of course, in other embodiments, other components may provide the clamping pressure.

Example two

The continuous blowing and filling and sealing equipment of the embodiment comprises the forming die device of the continuous blowing and filling and sealing equipment.

The continuous blowing and filling and sealing device of the embodiment comprises the forming die device of the continuous blowing and filling and sealing device, and therefore has the advantages.

While the invention has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a continuous molding die device of filling and sealing equipment blows, includes two group's mould subassemblies (1), forming die subassemblies (1) include a plurality of forming die (2), and is a plurality of forming die (2) are the annular and arrange, two sets of form compound die shaping district (11), its characterized in that between forming die subassemblies (1): the forming die (2) comprises a first rolling part (21), a guide rail (3) matched with the first rolling part (21) is arranged on the inner side of the forming die assembly (1), a die clamping positioning lug (31) is fixedly arranged on one guide rail (3), a first die clamping driving part (32) is arranged on the upper side of the other guide rail (3), a second die clamping driving part (33) is arranged on the lower side of the guide rail, a first die clamping lug (34) is arranged on the first die clamping driving part (32), a second die clamping lug (35) is arranged on the second die clamping driving part (33), and the pressure of the first die clamping driving part (32) is larger than that of the second die clamping driving part (33).

2. The molding die device of the continuous blowing and potting apparatus according to claim 1, wherein: the forming die (2) further comprises transmission chain links (22), two adjacent transmission chain links (22) are hinged, a second rolling element (23) is arranged on a hinge shaft, a driving wheel (40) and a driven wheel (41) are arranged on the inner side of the forming die assembly (1), the die assembly forming area (11) is located between the driving wheel (40) and the driven wheel (41), and a plurality of transmission parts (42) matched with the second rolling element (23) are arranged on the driving wheel (40) and the driven wheel (41) along the circumferential direction.

3. The molding die device of the continuous blowing and potting apparatus according to claim 2, wherein: the wheel shaft of the driving wheel (40) is provided with a transmission gear (43), the transmission gears (43) of the two groups of forming die assemblies (1) are meshed, and one transmission gear (43) is connected with a rotary driving piece (44).

4. A molding die apparatus of a continuous blow molding apparatus as claimed in claim 3, wherein: at least one driving wheel (40) is connected with an adjusting disc (45), a plurality of kidney-shaped adjusting holes (46) are formed in the transmission gear (43) and/or the adjusting disc (45) along the circumferential direction, and the transmission gear (43) is fixedly connected with the adjusting disc (45) through a fastener (47) arranged in the kidney-shaped adjusting holes (46).

5. The molding die apparatus of the continuous blow molding apparatus according to any one of claims 2 to 4, characterized in that: one side of the forming die assembly (1) far away from the die assembly forming area (11) is provided with a tensioning mechanism (5), the tensioning mechanism (5) comprises a swinging rod (51), the swinging rod (51) is provided with an arc tensioning block (52) matched with the second rolling piece (23), and the swinging end of the swinging rod (51) is connected with a first elastic piece (53).

6. The molding die device of the continuous blowing and potting apparatus according to claim 5, wherein: the swing end of the swing rod (51) is sleeved on a guide rod (54), and the first elastic piece (53) is a spring and is sleeved on the guide rod (54).

7. The molding die device of the continuous blowing and potting apparatus according to claim 5, wherein: the novel forming die is characterized in that a tensioning and positioning assembly (6) is arranged between the arc tensioning block (52) and the driven wheel (41), the tensioning and positioning assembly (6) comprises a tensioning shaft (61), and the tensioning shaft (61) is provided with a supporting guide block (62) matched with the second rolling piece (23) and a positioning rolling piece (63) positioned on the side face of the forming die (2).

8. The molding die apparatus of the continuous blow molding apparatus according to any one of claims 2 to 4, characterized in that: be equipped with guide (24) on transmission chain link (22), guide (24) with be equipped with second elastic component (26) between transmission chain link (22), guide (24) periphery cover is equipped with mould installation piece (27), be equipped with shaping mould body (25) on mould installation piece (27), guide (24) with shaping mould body (25) butt.

9. The molding die apparatus of the continuous blow molding apparatus according to any one of claims 1 to 4, characterized in that: the first die assembly driving piece (32) and the second die assembly driving piece (33) are oil cylinders.

10. A continuous blowing encapsulation device, characterized in that: molding die apparatus comprising the continuous blow molding apparatus of any one of claims 1 to 9.