CN215903885U

CN215903885U - Fabric cutting die structure in low-pressure forming die

Info

Publication number: CN215903885U
Application number: CN202121716081.7U
Authority: CN
Inventors: 田贵高
Original assignee: Tianjin Yuanta Mould Co ltd
Current assignee: Tianjin Yuanta Mould Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-02-25
Anticipated expiration: 2031-07-27

Abstract

The embodiment of the utility model discloses a low-pressure forming die structure for internally tangent fabric, and particularly relates to the technical field of low-pressure injection molds. According to the low-pressure forming die structure for the internally tangent fabric, the filling assembly and the cutting assembly are arranged, so that after injection molding is completed, in-mold cutting can be completed when an injection molding part is not completely cooled, the operation is simple and convenient, the smoothness of a cut of the injection molding part can be ensured, and the working efficiency can be greatly improved.

Description

Fabric cutting die structure in low-pressure forming die

Technical Field

The embodiment of the utility model relates to the technical field of low-pressure injection molds, in particular to a fabric cutting mold structure in a low-pressure forming mold.

Background

The low pressure injection molding process includes setting the injection molded surface inside the mold cavity, injecting the molten plastic into the mold cavity with the aid of the screw thrust of the injection molding machine, and curing to obtain the product.

After the product is opened and taken out, the product is generally subjected to secondary processing by manpower, and redundant fabric is cut off. However, in the prior art, when a product is subjected to secondary processing, particularly when the product is cut off, because an injection molding part is completely solidified and molded, the cut surface of the injection molding part is not smooth enough, subsequent breaking and polishing are required, and the working efficiency is low, so that the structure of the inner tangent fabric mold of the low-pressure forming mold is provided.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a low-pressure forming die structure for internally tangent fabric, which aims to solve the problems of uneven cut and low working efficiency of an injection molding part caused by secondary processing in the prior art.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

a fabric cutting die structure in a low-pressure forming die comprises a lower die and an upper die, wherein fixing plates can be fixedly arranged on two sides of the lower die, supporting legs are fixedly arranged on one side of the lower end of each fixing plate, which is far away from the lower die, and on the lower end of the lower die, supporting legs are fixedly arranged on the lower end of each fixing plate, the upper die is positioned above the lower die, two clamping plates are symmetrically and fixedly arranged on the upper end of the upper die, a filling assembly and a cutting assembly are jointly slidably arranged between the two clamping plates, a forming cavity is jointly formed in the middle of the end, which is close to the lower die, of the lower die, a cutting groove is formed in the lower end of the lower die, a second filling plate is slidably arranged in the cutting groove, a second groove is formed in the middle of the upper end of the second filling plate, a pull ring is fixedly arranged in the middle of the lower end of the second filling plate, a mounting plate is fixedly arranged at the lower end of the lower die, two slide rods are inserted and slidably arranged on the mounting plate, and a baffle plate is fixedly arranged on one side, which is far away from the second filling plate, two buffer springs are fixedly mounted between the baffle and the mounting plate together, and the upper ends of the two sliding rods are far away from the adhering plate fixedly connected to one side of the baffle.

Further, the filling assembly comprises a first filling plate, a bump is fixedly mounted at the upper end of the first filling plate and integrally formed with the first filling plate, two first connecting plates perpendicular to the first filling plate are fixedly mounted at two sides of the bump symmetrically, a first handle is fixedly mounted at the upper end of each first connecting plate, and a first groove is formed in the middle of the lower end of the first filling plate.

Further, the shape of the first groove and the shape of the second groove are matched with the shape of the forming cavity.

Furthermore, the cutting assembly comprises a cutting knife, second connecting plates perpendicular to the cutting knife are symmetrically and fixedly mounted on the upper portions of the two sides of the cutting knife, and a second handle is fixedly mounted at the upper ends of the two second connecting plates together.

Furthermore, horizontal grooves are formed in the middle of one end, close to each other, of each of the two clamping plates, vertical grooves are formed in the upper portion of one end, close to each other, of each of the two clamping plates, the vertical grooves are perpendicular to the horizontal grooves and are communicated with the horizontal grooves, the width of each horizontal groove is consistent with the width of the second connecting plate and the width of the first connecting plate, and the thickness of each horizontal groove is consistent with the thickness of the second connecting plate and the thickness of the first connecting plate.

Further, two equal divide on the both ends upper portion of splint and do not extend to the lower mould both sides, and two splint extend to the equal fixed mounting of part lower extreme of lower mould both sides has a gag lever post, two the equal fixed mounting in fixed plate upper end has two sleeves, four gag lever post difference sliding connection is in four sleeves.

Furthermore, the two pull rings are arranged between the two slide bars, the two buffer springs are respectively arranged between the two slide bars, and when the two buffer springs are in natural length, the upper end surfaces of the two attaching plates are tightly attached to the lower end surface of the second filling plate.

Furthermore, a filling groove is formed in the middle of the upper end of the upper die and is located right above the second filling plate.

The embodiment of the utility model has the following advantages:

the utility model discloses a low-pressure forming die structure for an inscribed fabric, which is characterized in that a filling assembly and a cutting assembly are arranged, so that two sliding rods can be pulled out after injection molding is finished and an injection molding part is not completely cooled, then a second filling plate is pulled out of a cutting groove through a pull ring, the filling assembly slides upwards, the cutting assembly moves to the position above the filling groove, then a cutting knife is pressed downwards through a vertical groove, and then intramembrane cutting can be finished.

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 description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of a second infill panel of the present invention;

FIG. 3 is a schematic view of the attachment of the cutting and filling assemblies of the present invention to a clamping plate;

FIG. 4 is a schematic view of the overall construction of the fill assembly of the present invention;

FIG. 5 is a schematic view of the overall construction of the cutting assembly of the present invention;

FIG. 6 is a schematic view of the overall construction of the splint of the present invention;

fig. 7 is a partially cut-away schematic view of the upper and lower dies of the utility model.

In the figure: 1. a lower die; 2. an upper die; 3. a fixing plate; 4. supporting legs; 5. a sleeve; 6. a splint; 61. a horizontal groove; 62. a vertical slot; 63. a limiting rod; 7. a fill assembly; 71. a first infill panel; 72. a bump; 73. a first connecting plate; 74. a first handle; 75. a first groove; 8. a cutting assembly; 81. a cutting knife; 82. a second connecting plate; 83. a second handle; 9. a molding cavity; 10. a second infill panel; 11. cutting the groove; 12. a pull ring; 13. a second groove; 14. a baffle plate; 15. a slide bar; 16. attaching a plate; 17. a buffer spring; 18. mounting a plate; 19. the groove is filled.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases by those skilled in the art

As shown in fig. 1-7, a low-pressure forming die structure for internally tangent fabric comprises a lower die 1 and an upper die 2, wherein fixing plates 3 can be fixedly installed on both sides of the lower die 1, supporting legs 4 are fixedly installed on one side of the lower end of each fixing plate 3 far away from the lower die 1 and the lower end of the lower die 1, the upper die 2 is positioned above the lower die 1, two clamping plates 6 are symmetrically and fixedly installed at the upper end of the upper die 2, a filling assembly 7 and a cutting assembly 8 are jointly slidably installed between the two clamping plates 6, a forming cavity 9 is jointly arranged in the middle of one end of the lower die 1 close to the upper die 2, a cutting groove 11 is arranged at the lower end of the lower die 1, a second filling plate 10 is slidably installed in the cutting groove 11, a second groove 13 is arranged in the middle of the upper end of the second filling plate 10, a pull ring 12 is fixedly installed in the middle of the lower end of the second filling plate 10, a mounting plate 18 is fixedly installed at the lower end of the lower die 1, and two slide bars 15 are inserted and slidably installed on the mounting plate 18, one sides of the two slide bars 15, which are far away from the second filling plate 10, are fixedly provided with a baffle plate 14, two buffer springs 17 are fixedly provided between the baffle plate 14 and the mounting plate 18, and one sides of the upper ends of the two slide bars 15, which are far away from the baffle plate 14, are fixedly connected with a joint plate 16. The filling assembly 7 comprises a first filling plate 71, wherein a convex block 72 is fixedly arranged at the upper end of the first filling plate 71, the convex block 72 and the first filling plate 71 are integrally formed, the overall structural strength is high, two first connecting plates 73 perpendicular to the first filling plate 71 are symmetrically and fixedly arranged on two sides of the convex block 72, a first handle 74 is fixedly arranged at the upper ends of the two first connecting plates 73 together, and a first groove 75 is formed in the middle of the lower end of the first filling plate 71; wherein, the shape and shape of the first groove 75 and the shape and shape of the second groove 13 are matched with the shape of the molding cavity 9; the cutting assembly 8 comprises a cutting knife 81, second connecting plates 82 which are perpendicular to the cutting knife 81 are symmetrically and fixedly installed at the upper parts of two sides of the cutting knife 81, and second handles 83 are fixedly installed at the upper ends of the two second connecting plates 82; horizontal groove 61 has all been seted up at the one end middle part that two splint 6 are close to each other, and vertical groove 62 has all been seted up on the one end upper portion that two splint 6 are close to each other, vertical groove 62 and horizontal groove 61 mutually perpendicular and intercommunication each other, and the width in vertical groove 62 is unanimous with the width of second connecting plate 82 and first connecting plate 73, and the thickness of horizontal groove 61 is unanimous with the thickness of second connecting plate 82 and first connecting plate 73. From the above, it can be seen that, by providing the vertical grooves 62, and the widths of the vertical grooves 62 are the same as those of the second connecting plates 82 and the first connecting plates 73, the whole filling assembly 7 or cutting assembly 8 can slide in the two vertical grooves 62, and by providing the horizontal grooves 61, and the thicknesses of the horizontal grooves 61 are the same as those of the second connecting plates 82 and the first connecting plates 73, the whole filling assembly 7 or cutting assembly 8 can slide in the two horizontal grooves 61 in the horizontal direction, so as to realize the exchange work between the first filling plate 71 and the cutting knife 81, and the operation is simple and convenient; go up mould 2 upper end middle part and seted up filling groove 19, and filling groove 19 is located directly over second filling plate 10, in addition, filling groove 19's size is the same with first filling plate 71 and cutting knife 81's size, and then be convenient for realize moulding plastics or to cutting off of injection molding, and when first filling plate 71 removed to the below, it just in time filled up filling groove 19 completely with filling, and when cutting knife 81 removed to the below, its edge of a knife department extended to in cutting groove 11, in order to guarantee to cut off the injection molding completely. The upper parts of two ends of the two clamping plates 6 respectively extend to two sides of the lower die 1, the lower ends of the parts of the two clamping plates 6 extending to two sides of the lower die 1 are fixedly provided with limiting rods 63, the upper ends of the two fixing plates 3 are fixedly provided with two sleeves 5, and the four limiting rods 63 are respectively connected in the four sleeves 5 in a sliding manner; the two pull rings 12 are positioned between the two slide rods 15, the two buffer springs 17 are respectively positioned between the two slide rods 15, and when the two buffer springs 17 are in natural length, the upper end surfaces of the two attaching plates 16 are tightly attached to the lower end surface of the second filling plate 10; in the process of moulding plastics promptly, can carry out good support to second infill panel 10 through two slide bars 15 and two rigging boards 16, avoid second infill panel 10 to drop from cutting cut 11 to guarantee that the process of moulding plastics goes on smoothly, when needing to cut off after the completion of moulding plastics, only need take out two slide bars 15, then take second infill panel 10 out from cutting cut 11 through pull ring 12, so as to cut off. In the present invention, the operation principle of the partial structures of the lower die 1 and the upper die 2 disclosed in the attached drawing of fig. 1 is as follows: when moulding plastics, second filling board 10 is located cutting groove 11, carry out good support to second filling board 10 through two slide bars 15 and two laminating boards 16, avoid second filling board 10 to drop from cutting groove 11, it slides to filling groove 19 top to fill subassembly 7 through two horizontal grooves 61, then make first filling board 71 stretch into filling groove 19 through two vertical grooves 62, accomplish the packing to filling groove 19, thereby guarantee that the process of moulding plastics goes on smoothly, when needing to cut off after the completion of moulding plastics, only need take out two slide bars 15, then take out second filling board 10 from cutting groove 11 through pull ring 12, upwards slide filling subassembly 7, remove cutting assembly 8 to filling groove 19 top, then press cutting knife 81 downwards through vertical groove 62, can accomplish the intramembranous cutting, and easy operation is convenient.

Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a fabric mould structure is cut in low pressure moulded die, includes lower mould (1) and last mould (2), its characterized in that: the improved die is characterized in that fixing plates (3) are fixedly mounted on two sides of the lower die (1), supporting legs (4) are fixedly mounted on one side, away from the lower die (1), of the lower end of each fixing plate (3) and at the lower end of the lower die (1), the upper die (2) is located above the lower die (1), two clamping plates (6) are symmetrically and fixedly mounted at the upper end of the upper die (2), a filling assembly (7) and a cutting assembly (8) are jointly slidably mounted between the two clamping plates (6), a forming cavity (9) is jointly formed in the middle of one end, close to each other, of the lower die (1) and the upper die (2), a cutting groove (11) is formed in the lower end of the lower die (1), a second filling plate (10) is slidably mounted in the cutting groove (11), a second groove (13) is formed in the middle of the upper end of the second filling plate (10), and a pull ring (12) is fixedly mounted in the middle of the lower end of the second filling plate (10), lower mould (1) lower extreme fixed mounting has mounting panel (18), and alternates slidable mounting on mounting panel (18) and have two slide bars (15), two the common fixed mounting in one side that second infill panel (10) was kept away from in slide bar (15) has baffle (14), common fixed mounting has two buffer spring (17) between baffle (14) and mounting panel (18), and the equal fixedly connected with in one side of baffle (14) is kept away from in two slide bar (15) upper ends laminates board (16).

2. The undercut fabric die structure of the low-pressure forming die as claimed in claim 1, wherein: fill subassembly (7) and include first packing plate (71), first packing plate (71) upper end fixed mounting has lug (72), and lug (72) and first packing plate (71) integrated into one piece, the bilateral symmetry fixed mounting of lug (72) has two first connecting plates (73) of the first packing plate (71) of perpendicular to, two the common fixed mounting in first connecting plate (73) upper end has first in command (74), first recess (75) have been seted up in the lower extreme middle part of first packing plate (71).

3. The undercut fabric die structure of the low-pressure forming die as claimed in claim 2, wherein: the shape of the first groove (75) and the shape of the second groove (13) are matched with the shape of the forming cavity (9).

4. The undercut fabric die structure of the low-pressure forming die as claimed in claim 1, wherein: the cutting assembly (8) comprises a cutting knife (81), second connecting plates (82) which are perpendicular to the cutting knife (81) are symmetrically and fixedly mounted on the upper portions of the two sides of the cutting knife (81), and a second handle (83) is fixedly mounted on the upper ends of the second connecting plates (82) jointly.

5. The undercut fabric die structure of the low-pressure forming die as claimed in claim 1, wherein: two horizontal groove (61), two have all been seted up in the one end middle part that splint (6) are close to each other vertical groove (62) have all been seted up on the one end upper portion that splint (6) are close to each other, vertical groove (62) and horizontal groove (61) mutually perpendicular and intercommunication each other, the width of horizontal groove (61) is unanimous with the width of second connecting plate (82) and first connecting plate (73), the thickness of horizontal groove (61) is unanimous with the thickness of second connecting plate (82) and first connecting plate (73).

6. The undercut fabric die structure of the low-pressure forming die as claimed in claim 1, wherein: two the both ends upper portion of splint (6) is equallyd divide and is do not extended to lower mould (1) both sides, and two splint (6) extend to the equal fixed mounting of part lower extreme of lower mould (1) both sides has gag lever post (63), two the equal fixed mounting in fixed plate (3) upper end has two sleeves (5), four gag lever post (63) sliding connection respectively is in four sleeves (5).

7. The undercut fabric die structure of the low-pressure forming die as claimed in claim 1, wherein: the two pull rings (12) are located between the two sliding rods (15), the two buffer springs (17) are located between the two sliding rods (15) respectively, and when the two buffer springs (17) are located at natural lengths, the upper end faces of the two attaching plates (16) are tightly attached to the lower end face of the second filling plate (10).

8. The undercut fabric die structure of the low-pressure forming die as claimed in claim 1, wherein: and a filling groove (19) is formed in the middle of the upper end of the upper die (2), and the filling groove (19) is positioned right above the second filling plate (10).