CN216765434U

CN216765434U - Paper-plastic mold cross mold structure for environment-friendly packaging production

Info

Publication number: CN216765434U
Application number: CN202123260571.3U
Authority: CN
Inventors: 张建红
Original assignee: Kunshan Yujin Environmental Protection Packaging Co ltd
Current assignee: Kunshan Yujin Environmental Protection Packaging Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-17
Anticipated expiration: 2031-12-23

Abstract

The utility model relates to the technical field of paper-plastic molds, and discloses a paper-plastic mold intersection structure for environment-friendly packaging production.

Description

Paper-plastic mold cross mold structure for environment-friendly packaging production

Technical Field

The utility model relates to the technical field of paper-plastic molds, in particular to a mold exchanging structure of a paper-plastic mold for environment-friendly packaging production.

Background

Pulp molding is a three-dimensional papermaking technique. It uses waste paper as raw material, and uses a special mould to mould a paper product with a certain form on the moulding machine.

The paper pulp card can be remained in the mould lateral wall on shaping and hot pressing in the mould department is handed over to the branch mould face of current paper mould, leads to the mould lateral wall to turn yellow, and the product can have the foreign matter when the shaping, and smart location card thick liquid can cause to hand over the mould not in place simultaneously.

Aiming at the problems, the utility model provides a mold exchanging structure of a paper-plastic mold for environment-friendly packaging production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a paper-plastic mold cross mold structure for environment-friendly packaging production.

In order to achieve the purpose, the utility model provides the following technical scheme: a paper-plastic mold crossing structure for environment-friendly packaging production comprises an upper mold unit and a lower mold unit, wherein the upper mold unit comprises an upper mold base and a forming concave mold part arranged on the lower end surface of the upper mold base, and crossing limiting columns are arranged on two sides of the upper mold base;

the lower die unit comprises a lower die base and a forming convex die part arranged on the upper end surface of the lower die base, and two sides of the lower die base are provided with die intersection positioning table tops.

Preferably, the molding female die part comprises a die table and a female die groove arranged on the die table, and positioning holes are further formed in four corners of the die table.

Preferably, the die table has a size smaller than that of the upper die base, and a base surface is formed at an edge of a lower end surface of the upper die base.

Preferably, the lower end of the cross mold limiting column protrudes out of the base surface.

Preferably, the male forming die comprises a die frame and a male die block arranged in the die frame, and a positioning column is further arranged on the lower die base.

Preferably, the positioning column is matched with the positioning hole.

Preferably, the inner ring of the mold frame is sized to match the size of the mold table.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the paper-plastic mold cross mold structure for environment-friendly packaging production, the mold cross limiting columns are arranged on the two sides of the upper mold base, the mold cross positioning table tops are arranged on the two sides of the lower mold base, the lower ends of the mold cross limiting columns protrude out of the base surface, the mold closing limiting area is moved to the outer side of the mold, and the mold cross limiting columns are positioned on the mold cross positioning table tops when the paper-plastic mold cross mold structure is used, so that the side wall of the mold is kept clear, the space of the side wall of the mold is greatly increased, slurry accumulation is reduced, the problem that foreign matters exist in products due to the fact that wet blanks stay on the side wall of the mold is fundamentally solved, and the problem that paper pulp remains in the mold closing limiting area is avoided.

2. According to the paper-plastic mold cross-mold structure for the environment-friendly packaging production, the positioning holes are formed in the four corners of the mold table, the positioning columns are arranged on the lower mold base and matched with the positioning holes, when mold closing is carried out, the positioning columns are inserted into the positioning holes for positioning, the positioning effect is improved, the size of the inner ring of the mold frame is matched with the size of the mold table, and the mold frame is clamped on the mold table to further improve the positioning performance.

Drawings

FIG. 1 is a schematic structural view of an upper mold unit according to the present invention;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a schematic view of the lower mold unit of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of a mold parting surface structure of a conventional mold;

FIG. 6 is a schematic view of the mold parting plane structure of the present invention.

In the figure: 1. an upper die unit; 11. an upper die base; 111. a base surface; 12. molding the female mold part; 121. a mould table; 122. a die cavity; 123. positioning holes; 101. exchanging the mold limiting column; 2. a lower die unit; 21. a lower die base; 22. molding the male mold part; 221. a mold frame; 222. a male module; 223. a positioning column; 201. carrying out mold exchange and positioning on the table top; 3. a parting surface A; 4. and a parting surface B.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-6, a mold exchanging structure for a paper-plastic mold for environmental protection packaging production comprises an upper mold unit 1 and a lower mold unit 2, wherein the upper mold unit 1 comprises an upper mold base 11 and a forming concave mold 12 arranged on the lower end surface of the upper mold base 11, and mold exchanging limiting columns 101 are arranged on two sides of the upper mold base 11.

The lower die unit 2 comprises a lower die base 21 and a forming convex die part 22 arranged on the upper end surface of the lower die base 21, and cross die positioning tables 201 are arranged on two sides of the lower die base 21.

Through set up friendship mould spacing post 101 in the both sides of last mould base 11 to set up friendship mould location mesa 201 in the both sides of lower mould base 21, and the outstanding base plane 111 of the lower extreme of friendship mould spacing post 101, move the spacing region of compound die to the mould outside, friendship mould spacing post 101 during the use is fixed a position on friendship mould location mesa 201, make the mould lateral wall keep away the sky, greatly increased mould lateral wall space, it piles up to have reduced thick liquids, fundamentally solves and stops the mould lateral wall by wet embryo and cause the product to have the foreign matter problem, and has avoided the paper pulp to remain in the spacing regional problem of compound die.

Referring to fig. 1, the forming female mold member 12 includes a mold table 121 and a female mold cavity 122 disposed on the mold table 121, and positioning holes 123 are further formed at four corners of the mold table 121.

The die table 121 has a size smaller than that of the upper die base 11, and a base surface 111 is formed at an edge of a lower end surface of the upper die base 11, and a lower end of the cross die stopper 101 protrudes from the base surface 111.

Referring to fig. 3, the molding male mold part 22 includes a mold frame 221 and a male mold block 222 disposed in the mold frame 221, and a positioning post 223 is further disposed on the lower mold base 21, the positioning post 223 is matched with the positioning hole 123, the inner circle size of the mold frame 221 is matched with the size of the mold table 121, the positioning hole 123 is disposed at the four corners of the mold table 121, the positioning post 223 is disposed on the lower mold base 21, and the positioning post 223 is matched with the positioning hole 123, when the mold closing is performed, the positioning post 223 is inserted into the positioning hole 123 for positioning, so that the positioning effect is improved, the inner circle size of the mold frame 221 is matched with the size of the mold table 121, and the mold frame 221 is clamped on the mold table 121 to further improve the positioning performance.

In conclusion: the utility model provides a mode-crossing structure of a paper-plastic mould for environment-friendly packaging production, which is characterized in that mode-crossing limiting columns 101 are arranged on two sides of an upper mould base 11, mode-crossing positioning table tops 201 are arranged on two sides of a lower mould base 21, the lower ends of the mode-crossing limiting columns 101 protrude out of a base surface 111, a mould-closing limiting area is moved to the outer side of the mould, and the mode-crossing limiting columns 101 are positioned on the mode-crossing positioning table tops 201 during use, so that the side wall of the mould is kept away from the air, the space of the side wall of the mould is greatly increased, slurry accumulation is reduced, the problem that a product has foreign matters due to the fact that wet blanks stay on the side wall of the mould is fundamentally solved, and the problem that paper pulp remains in the mould-closing limiting area is avoided; through set up locating hole 123 in the four corners department of mould platform 121 to set up reference column 223 on lower mould base 21, and reference column 223 and locating hole 123 phase-match, when carrying out the compound die, reference column 223 pegs graft and fixes a position in locating hole 123, has improved the effect of location, and the inner circle size of framed 221 and the size phase-match of mould platform 121, framed 221 block further improves the location nature on mould platform 121.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an environmental protection packing production is with paper-plastic mold mould handing-over structure, includes mould unit (1) and lower mould unit (2), its characterized in that: the upper die unit (1) comprises an upper die base (11) and a forming concave die piece (12) arranged on the lower end face of the upper die base (11), and cross die limiting columns (101) are arranged on two sides of the upper die base (11);

the lower die unit (2) comprises a lower die base (21) and a forming convex die part (22) arranged on the upper end surface of the lower die base (21), and two sides of the lower die base (21) are provided with cross die positioning table tops (201).

2. The paper-plastic mold cross-molding structure for environment-friendly packaging production as claimed in claim 1, characterized in that: the molding female die piece (12) comprises a die table (121) and a female die groove (122) arranged on the die table (121), and positioning holes (123) are further formed in four corners of the die table (121).

3. The paper-plastic mold cross-molding structure for environment-friendly packaging production as claimed in claim 2, characterized in that: the size of the die table (121) is smaller than that of the upper die base (11), and a base surface (111) is formed at the edge of the lower end surface of the upper die base (11).

4. The paper-plastic mold cross-molding structure for environment-friendly packaging production according to claim 3, characterized in that: the lower end of the cross mold limiting column (101) protrudes out of the base surface (111).

5. The paper-plastic mold cross-molding structure for environment-friendly packaging production according to claim 3, characterized in that: the molding male die part (22) comprises a die frame (221) and a male die block (222) arranged in the die frame (221), and a positioning column (223) is further arranged on the lower die base (21).

6. The paper-plastic mold cross-molding structure for environment-friendly packaging production according to claim 5, characterized in that: the positioning column (223) is matched with the positioning hole (123).

7. The paper-plastic mold cross-molding structure for environment-friendly packaging production according to claim 5, characterized in that: the size of the inner ring of the die frame (221) is matched with that of the die table (121).