CN112171773A - Device and method for punching special-shaped holes in side faces of paper pulp molded products - Google Patents
Device and method for punching special-shaped holes in side faces of paper pulp molded products Download PDFInfo
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- CN112171773A CN112171773A CN202010988683.1A CN202010988683A CN112171773A CN 112171773 A CN112171773 A CN 112171773A CN 202010988683 A CN202010988683 A CN 202010988683A CN 112171773 A CN112171773 A CN 112171773A
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- upper die
- special
- pulp molding
- plate
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/14—Punching tools; Punching dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
Abstract
The invention discloses a device and a method for punching a special-shaped hole on the side surface of a pulp molding product. The device comprises a punching mechanism body; the punching mechanism body comprises a lower supporting bottom plate; the surface of the lower supporting bottom plate is fixedly connected with a foot pad; the top surface of the lower supporting bottom plate is connected with a lower die base through a foot pad; the lower die holder is fixedly connected with a guide post; the peripheral side surface of the guide column is connected with an upper die holder in a sliding way; the bottom surface of the upper die base is fixedly connected with an upper clamping plate; the bottom surface of the upper clamping plate is fixedly connected with a stripper plate and an upper die slotting tool; the bottom surface of the upper die slotting tool is fixedly provided with a driving inclined plane. According to the invention, through the design of the punching mechanism, the device can automatically complete the punching work of the side special-shaped hole of the pulp molding product in an automatic mode, and during the work, the stripper plate is matched with the positioning plate, so that the multi-point limiting work of the product can be effectively completed.
Description
Technical Field
The invention belongs to the technical field of paper pulp molding product processing, and particularly relates to a device for punching a special-shaped hole on the side surface of a paper pulp molding product.
Background
The paper industry paper trays are generally made of wood pulp and sugarcane pulp, and are low in value and abundant in supply, and the paper pulp molded product packaging objects are high-grade electronic products, mechanical parts, artware, cosmetics and luxury goods, such as notebook computers, mobile phones, acoustic medical facilities, ipads, high-grade watches, high-grade lamps and the like. Due to the higher value of the packaged object, the requirement of customers on the appearance of the pulp molding product is very high. The manufacturing process of the molded product comprises the following steps: the paper pulp raw material or plant fiber is firstly shaped by suction filtration in a suction filtration shaping device to prepare a wet blank of the product, the wet blank is alternately sent into hot pressing moulds of a left hot pressing shaping device and a right hot pressing shaping device which are positioned at the left side and the right side of the suction filtration shaping device and heated to a certain temperature, the hot pressing moulds of the left hot pressing shaping device or the right hot pressing shaping device are matched and hot pressing drying shaping is carried out on the wet blank to prepare paper pulp or plant fiber molded products with various shapes, and the mode of the double hot pressing shaping device of the manufacturing method of the paper pulp or plant fiber molded products is the mode of the double hot pressing shaping device.
The packaging object of the pulp molding product is often in a special shape, and a special-shaped hole is needed to be punched on the side surface. However, the mode of trimming in the pulp molding product industry is more traditional and unique, trimming can be performed on a plane only under specific conditions, if an arc curved surface or a product with higher height is encountered, and the traditional trimming equipment is considered for safety of workers due to limited machine stroke and production, the traditional cutting die can not meet the requirement of trimming and needs trimming from the side or punching holes from the side. Because of the paper pulp molding's material is paper fiber, can appear deckle edge when side die-cut hole or side cut, the product warp, draws the material, impression and fold, phenomenon such as greasy dirt appears, therefore the side die-cut equipment to pulp molding product that need urgently in the market.
Disclosure of Invention
The invention aims to provide a device for punching a special-shaped hole in the side surface of a pulp molding product, which solves the problem that the existing punching equipment cannot effectively punch the special-shaped hole in the side surface of the pulp molding product through the design of a punching mechanism body.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a device for punching a special-shaped hole on the side surface of a paper pulp molding product, which comprises a punching mechanism body; the punching mechanism body comprises a lower supporting bottom plate; the surface of the lower supporting bottom plate is fixedly connected with a foot pad; the top surface of the lower supporting bottom plate is connected with a lower die base through a foot pad; the lower die holder is fixedly connected with a guide post; the upper die holder is connected with the guide post in a sliding manner; the bottom surface of the upper die base is fixedly connected with an upper clamping plate; the bottom surface of the upper clamping plate is fixedly connected with a stripper plate and an upper die slotting tool;
a driving inclined plane is fixedly arranged on the bottom surface of the upper die slotting tool; the top surface of the lower die base is fixedly connected with a positioning plate; the bottom surface of the stripper plate and the top surface of the positioning plate are both provided with material bearing grooves; the inner wall of the lower die holder is fixedly connected with two longitudinal guide rods which are symmetrically arranged; the peripheral side surfaces of the two longitudinal guide rods are connected with a lower clamping plate in a sliding manner; the peripheral side surfaces of the two longitudinal guide rods are sleeved with return springs matched with the lower clamping plate; the surface of the lower clamping plate is fixedly connected with a driven seat corresponding to the position of the upper die slotting tool; the surface of the driven seat is fixedly provided with a driven inclined plane matched with the driving inclined plane; the driven seat is fixedly connected with a special-shaped punch; the position of the stripper plate corresponding to the special-shaped punch is fixedly provided with a limiting guide groove; the bottom surface of the special-shaped punch is connected with the limiting guide groove in a sliding manner; and a limiting pressing sheet is fixedly arranged on the top surface of the positioning plate and corresponds to the position of the special-shaped punch.
Preferably, the peripheral side surfaces of the guide columns are fixedly connected with buffer cushion blocks matched with the upper die base; the top surface of the upper die base is fixedly provided with a connecting surface.
Preferably, the cutting angle of the driving inclined plane and the driven inclined plane is 45 degrees; and the surface of the lower clamping plate is fixedly provided with a notch corresponding to the positioning plate.
Preferably, a limiting baffle matched with the upper die slotting tool is fixedly installed on the surface of the lower die seat and at a position adjacent to the driven seat.
Preferably, a guide hole is fixedly formed in the surface of the upper die base and corresponds to the position of the guide column; the stripper plate corresponds to the positioning plate in position.
Preferably, the surface of the limiting pressing sheet is fixedly provided with a punched hole matched with the special-shaped punch; and a mechanical arm is fixedly arranged outside the punching mechanism body.
A method for punching a special-shaped hole on the side surface of a pulp molding product comprises the following steps: the paper pulp molding product or the paper pulp molding semi-finished product to be processed is placed on the material receiving groove, the upper die base slides downwards during working, the stripper plate presses the paper pulp molding product or the paper pulp molding semi-finished product, the upper die slotting tool slides downwards and contacts with the driven base, after the driving inclined plane contacts with the driven inclined plane, 45-degree inclined plane friction dislocation is formed, at the moment, the driven base drives the lower clamping plate to move, after the paper pulp molding product or the paper pulp molding semi-finished product runs to a certain position, the special-shaped punch head is in clearance fit with the limiting pressing sheet, and punching of the special.
The side surface of the pulp molded product or pulp molded semi-finished product is not a flat surface, and is, for example, a curved surface of a circular arc. After punching is completed, the upper die base moves upwards, the lower clamping plate resets under the action of the reset spring, and a product is taken out by the manipulator.
The invention has the following beneficial effects:
according to the invention, through the design of the punching mechanism body, the device can automatically complete the side special-shaped hole punching work of the paper pulp molding product in an automatic mode, when the device works, the upper die slotting tool can effectively convert vertical from top to bottom into side pushing force through the matching with the driven seat, and through the matching of the profile with the side pushing force and the stripper plate with the positioning plate, the trimming and punching special shapes of the side edge of the paper pulp molding product are effectively completed, and when the device works, the stripper plate can effectively complete the multi-point limiting work of the product through the matching with the positioning plate.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an apparatus for die-cutting a profiled hole on the side of a pulp molded product;
FIG. 2 is a schematic front view of the structure of FIG. 1;
FIG. 3 is a schematic structural view of an upper die holder, an upper clamping plate and a stripper plate;
FIG. 4 is a schematic structural view of the lower supporting bottom plate, the foot pad and the limiting baffle;
FIG. 5 is a schematic structural view of the lower clamp plate, the driven seat and the driven inclined plane;
FIG. 6 is a schematic structural view of the longitudinal guide rod, the return spring and the positioning plate;
FIG. 7 is a cross-sectional view of the positioning plate;
in the drawings, the components represented by the respective reference numerals are listed below:
1. punching the mechanism body; 2. a bottom plate is supported downwards; 3. a foot pad; 4. a lower die holder; 5. a guide post; 6. an upper die holder; 7. an upper splint; 8. a material removing plate; 9. inserting a cutter on the upper die; 10. a drive ramp; 11. positioning a plate; 12. a material bearing groove; 13. a longitudinal guide bar; 14. a lower splint; 15. a return spring; 16. a driven seat; 17. a driven bevel; 18. a special-shaped punch; 19. a limiting guide groove; 20. limiting and pressing the sheet; 21. buffering cushion blocks; 22. and a limiting baffle.
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. 1-7, the present invention is a device for punching a profiled hole on a side surface of a pulp molding product, including a punching mechanism body 1; the punching mechanism body 1 comprises a lower supporting bottom plate 2; the surface of the lower supporting bottom plate 2 is fixedly connected with a foot pad 3; the top surface of the lower supporting bottom plate 2 is connected with a lower die base 4 through a foot pad 3; the lower die holder 4 is fixedly connected with a guide post 5; the peripheral side surface of the guide column 5 is connected with an upper die holder 6 in a sliding manner, and when the guide column works, the upper die holder 6 is connected with external hydraulic equipment so as to drive the upper die holder 6 to perform lifting operation;
the bottom surface of the upper die holder 6 is fixedly connected with an upper clamping plate 7; the bottom surface of the upper clamping plate 7 is fixedly connected with a stripper plate 8 and an upper die slotting tool 9;
a driving inclined plane 10 is fixedly arranged on the bottom surface of the upper die slotting tool 9; the top surface of the lower die holder 4 is fixedly connected with a positioning plate 11; the bottom surface of the stripper plate 8 and the top surface of the positioning plate 11 are both provided with a material bearing groove 12; the material bearing grooves 12 at the stripper plate 8 are used for limiting the workpieces to be processed from the upper part of the workpieces to be processed, and the material bearing grooves 12 at the positioning plate 11 are used for limiting the workpieces to be processed from the two sides of the bottom;
the inner wall of the lower die holder 4 is fixedly connected with two longitudinal guide rods 13 which are symmetrically arranged; the peripheral side surfaces of the two longitudinal guide rods 13 are connected with a lower clamping plate 14 in a sliding manner; the peripheral side surfaces of the two longitudinal guide rods 13 are sleeved with return springs 15 matched with the lower clamping plate 14; a driven seat 16 is fixedly connected to the surface of the lower clamping plate 14 and corresponds to the position of the upper die slotting tool 9; a driven inclined plane 17 matched with the driving inclined plane 10 is fixedly arranged on the surface of the driven seat 16; the driven seat 16 is fixedly connected with a special-shaped punch 18; a limiting guide groove 19 is fixedly formed in the surface of the stripper plate 8 and corresponds to the position of the special-shaped punch 18; the bottom surface of the special-shaped punch 18 is connected with a limiting guide groove 19 in a sliding manner; and a limiting pressing sheet 20 is fixedly arranged on the top surface of the positioning plate 11 and corresponds to the special-shaped punch 18, and the limiting pressing sheet 20 is used for limiting and keeping the punching position of the workpiece to be processed.
As further shown in fig. 1, the peripheral side surfaces of the guide posts 5 are fixedly connected with cushion blocks 21 matched with the upper die base 6; and the top surface of the upper die holder 6 is fixedly provided with a connecting surface.
Further, the cutting angle between the driving inclined plane 10 and the driven inclined plane 17 is 45 degrees; a notch is fixedly arranged on the surface of the lower clamping plate 14 and corresponds to the positioning plate 11.
As further shown in fig. 4, a limit stop 22 matched with the upper die slotting tool 9 is fixedly installed on the surface of the lower die base 4 and adjacent to the driven base 16.
Further, a guide hole is fixedly formed in the surface of the upper die holder 6 and in a position corresponding to the guide column 5; the stripper plate 8 corresponds to the positioning plate 11.
Further, the surface of the limiting pressing sheet 20 is fixedly provided with a punched hole matched with the special-shaped punch 18; the punching mechanism body 1 is fixedly provided with a mechanical arm outside, and the mechanical arm is used for taking out a machined workpiece.
The semi-finished product of the molded product is firstly subjected to rotary cutting, and then is subjected to trimming or special-shaped hole punching after the rotary cutting is finished, because the side surface of the semi-finished product of the molded product is not a plane and is a circular arc curved surface, the height of the product is higher, the requirement of the product can not be met by vertical punching, the side surface punching is required, the working principle of the device is that a workpiece or the semi-finished product to be processed is placed on a material receiving groove 12, an upper die base 6 slides downwards when the device works, a stripper plate 8 presses the product, an upper die slotting tool 9 slides downwards and is contacted with a driven base 16, after a driving inclined surface 10 is contacted with a driven inclined surface 17, an inclined surface friction dislocation of 45 degrees is formed, after the dislocation, the vertical force from top to bottom is converted into lateral force, at the moment, the driven base 16 drives a lower clamping plate 14 to move, the stripper plate 8 presses the product with the side surface and does not, at this time, the driven seat 16 and the lower clamping plate 14 can continue to move forward towards the positioning plate 11 along the direction of the longitudinal guide rod 13, the special-shaped punch 18 can be exposed out of the positioning plate 11 and in clearance fit with the limiting pressing plate 20 after the punch moves to a certain position to form a shearing function, after the cutting action is completed, the upper die seat 6 moves upwards, a product is taken out by a manipulator, and a series of actions are completed.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. A device for punching a special-shaped hole on the side surface of a pulp molding product comprises a punching mechanism body (1); the punching mechanism body (1) comprises a lower supporting bottom plate (2); a lower die base (4) is arranged on the lower supporting bottom plate (2); the lower die holder (4) is fixedly connected with a guide post (5); the upper die holder (6) is in sliding connection with the guide post (5); the bottom surface of the upper die holder (6) is fixedly connected with an upper clamping plate (7); go up splint (7) bottom surface fixedly connected with take off flitch (8) and go up mould slotting tool (9), its characterized in that:
a driving inclined plane (10) is fixedly arranged on the bottom surface of the upper die slotting tool (9); the top surface of the lower die holder (4) is fixedly connected with a positioning plate (11); the bottom surface of the stripper plate (8) and the top surface of the positioning plate (11) are both provided with a material bearing groove (12); longitudinal guide rods (13) are symmetrically arranged on two sides of the positioning plate (11); the peripheral side surface of the longitudinal guide rod (13) is connected with a lower clamping plate (14) in a sliding way; the longitudinal guide rod (13) is provided with a return spring (15) matched with the lower clamping plate (14); a driven seat (16) is fixedly connected to the surface of the lower clamping plate (14) and corresponds to the position of the upper die slotting tool (9); a driven inclined plane (17) matched with the driving inclined plane (10) is fixedly arranged on the surface of the driven seat (16); the driven seat (16) is fixedly connected with a special-shaped punch (18); a limiting guide groove (19) is fixedly arranged on the surface of the stripper plate (8) and corresponds to the position of the special-shaped punch (18); the bottom surface of the special-shaped punch (18) is in sliding connection with the limiting guide groove (19); and a limiting pressing sheet (20) is fixedly arranged on the top surface of the positioning plate (11) and corresponds to the position of the special-shaped punch (18).
2. The device for die-cutting the profiled hole on the side of the pulp molding product according to the claim 1 is characterized in that the peripheral sides of the guide posts (5) are fixedly connected with cushion blocks (21) matched with the upper die base (6).
3. The device for die cutting a profiled hole on the side of a pulp moulding product according to claim 1 is characterized in that the cutting angles of the driving bevel (10) and the driven bevel (17) are both 45 °; a notch is fixedly arranged on the surface of the lower clamping plate (14) and corresponds to the position of the positioning plate (11).
4. The device for die-cutting the profiled hole on the side surface of the pulp molding product is characterized in that a limit baffle (22) matched with the upper mold slotting tool (9) is fixedly arranged on the surface of the lower mold base (4) and at a position adjacent to the driven seat (16).
5. The device for die-cutting the profiled hole on the side surface of the pulp molding product is characterized in that the upper die holder (6) is provided with a guide hole corresponding to the guide post (5); the stripper plate (8) is arranged corresponding to the positioning plate (11).
6. The device for punching the profiled hole on the side surface of the pulp molding product according to the claim 1 is characterized in that the surface of the limiting pressing sheet (20) is fixedly provided with a punched hole matched with the profiled punch (18); and a manipulator is fixedly arranged outside the punching mechanism body (1).
7. A method for punching a special-shaped hole on the side surface of a pulp molding product comprises the following steps: a pulp molding product or a pulp molding semi-finished product to be processed is placed on a material receiving groove (12), an upper die base (6) slides downwards during working, a stripper plate (8) presses the pulp molding product or the pulp molding semi-finished product, an upper die slotting tool (9) slides downwards and is in contact with a driven base (16), a 45-degree inclined surface friction dislocation is formed after a driving inclined surface (10) is in contact with a driven inclined surface (17), the driven base (16) drives a lower clamping plate (14) to move at the moment, and a special-shaped punch (18) is in clearance fit with a limiting pressing sheet (20) after the paper pulp molding product or the pulp molding semi-finished product runs to a certain position, so that the punching of a side special-shaped hole.
8. The method according to claim 7, characterized in that the side of the pulp moulded article or pulp moulded semi-finished product is not plane, such as a curved surface of a circular arc.
9. A method according to claim 7, characterized in that after blanking, the upper die holder (6) is moved upwards and the lower jaw (14) is returned by the return spring (15) and the product is removed by the robot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010988683.1A CN112171773B (en) | 2020-09-18 | 2020-09-18 | Device and method for punching special-shaped holes in side faces of paper pulp molded products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010988683.1A CN112171773B (en) | 2020-09-18 | 2020-09-18 | Device and method for punching special-shaped holes in side faces of paper pulp molded products |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112171773A true CN112171773A (en) | 2021-01-05 |
| CN112171773B CN112171773B (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010988683.1A Active CN112171773B (en) | 2020-09-18 | 2020-09-18 | Device and method for punching special-shaped holes in side faces of paper pulp molded products |
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| Country | Link |
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| CN (1) | CN112171773B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102756A (en) * | 2021-10-14 | 2022-03-01 | 粤和兴激光刀模（深圳）有限公司 | Cutting die |
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| CN102514047A (en) * | 2011-12-15 | 2012-06-27 | 苏州和林精密科技有限公司 | Punching die for side surfaces of products |
| CN202702330U (en) * | 2012-07-17 | 2013-01-30 | 裕克施乐塑料制品（太仓）有限公司 | Side punching die |
| CN205183485U (en) * | 2015-12-05 | 2016-04-27 | 上海捷朗机电有限公司 | Lateral punching die |
| CN206840314U (en) * | 2017-06-27 | 2018-01-05 | 东莞市美之兰环保科技有限公司 | Side punching trimming equipment |
| JP2019081203A (en) * | 2015-03-09 | 2019-05-30 | 株式会社メイク・ア・ボックス | Positioning jig for counter plate |
| CN110843029A (en) * | 2019-12-11 | 2020-02-28 | 苏州特铭精密科技有限公司 | Diaphragm side punching device |
| CN111331637A (en) * | 2018-12-19 | 2020-06-26 | 江苏绿森包装有限公司 | Paper pulp molding trimming mechanism |
| CN213197913U (en) * | 2020-09-18 | 2021-05-14 | 外贸无锡印刷股份有限公司 | Device for punching special-shaped hole in side surface of paper pulp molding product |
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2020
- 2020-09-18 CN CN202010988683.1A patent/CN112171773B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514047A (en) * | 2011-12-15 | 2012-06-27 | 苏州和林精密科技有限公司 | Punching die for side surfaces of products |
| CN202702330U (en) * | 2012-07-17 | 2013-01-30 | 裕克施乐塑料制品（太仓）有限公司 | Side punching die |
| JP2019081203A (en) * | 2015-03-09 | 2019-05-30 | 株式会社メイク・ア・ボックス | Positioning jig for counter plate |
| CN205183485U (en) * | 2015-12-05 | 2016-04-27 | 上海捷朗机电有限公司 | Lateral punching die |
| CN206840314U (en) * | 2017-06-27 | 2018-01-05 | 东莞市美之兰环保科技有限公司 | Side punching trimming equipment |
| CN111331637A (en) * | 2018-12-19 | 2020-06-26 | 江苏绿森包装有限公司 | Paper pulp molding trimming mechanism |
| CN110843029A (en) * | 2019-12-11 | 2020-02-28 | 苏州特铭精密科技有限公司 | Diaphragm side punching device |
| CN213197913U (en) * | 2020-09-18 | 2021-05-14 | 外贸无锡印刷股份有限公司 | Device for punching special-shaped hole in side surface of paper pulp molding product |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102756A (en) * | 2021-10-14 | 2022-03-01 | 粤和兴激光刀模（深圳）有限公司 | Cutting die |
| CN114102756B (en) * | 2021-10-14 | 2023-12-05 | 粤和兴激光刀模（深圳）有限公司 | Cutting die |
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| CN112171773B (en) | 2022-02-25 |
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