Shaping equipment for paper pulp molded product

Abstract

The utility model relates to the technical field of paper pulp molded products, in particular to shaping equipment for paper pulp molded products, which comprises a shaping support table, a door-shaped support frame is arranged on the shaping support table, a shaping cylinder is vertically fixed on the door-shaped support frame downwards, and the shaping cylinder is fixed on the door-shaped support frame. A die fixing plate is fixed on a piston rod of the shaping cylinder; an upper mold is detachably fixed to the mold fixing plate, a first limiting through groove and a second limiting through groove are formed in the mold fixing plate, the second limiting through groove and the first limiting through groove are symmetrically arranged, and two positioning through holes are horizontally formed in the left side face of the first limiting through groove; and the positioning through hole extends rightwards and penetrates through the mold fixing plate. According to the shaping equipment for the paper pulp molded product, the upper mold and the lower mold are convenient to mount and dismount.

Description

Technical Field

[0001] The utility model relates to the technical field of pulp molded products, in particular to a shaping device for pulp molded products. Background Art

[0002] Paper-plastic molded pulp is a three-dimensional pulping technology that uses waste paper as raw material and shapes paper products of a certain shape on a molding machine using special molds. Pulp molded products are solid containers used to contain and limit the packaged objects, serving the circulation, storage and transportation of goods, that is, they are mainly used in the transportation packaging of goods.

[0003] After forming and drying, paper plastic is basically fixed, but because of its rough surface and shrinkage and deformation during water loss, it needs high temperature and high pressure to shape it. However, due to the different shapes of paper plastic products, different molds need to be replaced during shaping, and the existing shaping equipment has the problem of inconvenient mold installation and disassembly. Utility Model Content

[0004] Purpose of the utility model: The utility model provides a shaping device for pulp molded products, which is convenient for installing and disassembling the upper mold and the lower mold.

[0005] In order to achieve the above object, the technical solution of the utility model is as follows:

[0006] A shaping device for pulp molded products, comprising a shaping support platform, a door-shaped support frame is arranged on the shaping support platform, a shaping cylinder is fixed vertically downward on the door-shaped support frame, and a mold fixing plate is fixed on the piston rod of the shaping cylinder;

[0007] An upper mold is detachably fixed on the mold fixing plate, a first limiting through groove and a second limiting through groove symmetrically arranged with the first limiting through groove are provided on the mold fixing plate, two positioning through holes are horizontally provided on the left side surface of the first limiting through groove, and the positioning through holes extend to the right and penetrate the mold fixing plate;

[0008] A first positioning block matched with the first limiting through slot and a second positioning block matched with the second limiting through slot are fixed on the upper mold, a first docking through hole matched with the positioning through hole is opened on the first positioning block, and a second docking through hole matched with the positioning through hole is opened on the second positioning block, and a limiting stud can be inserted into the positioning through hole;

[0009] A lower mold is detachably fixed on the shaping support platform.

[0010] As an improvement: a first supporting upright plate is provided on the front side of the shaping supporting platform, a second supporting upright plate is provided on the rear side thereof, a first limiting cylinder is horizontally provided on the first supporting upright plate, a first limiting plate is fixed on the piston rod of the first limiting cylinder, a second limiting cylinder is horizontally provided on the second supporting upright plate, and a second limiting plate is fixed on the piston rod of the second limiting cylinder;

[0011] A third limit cylinder is horizontally arranged on the left side of the door-type support frame, and a third limit plate is fixed on the piston rod of the third limit cylinder; a fourth limit cylinder is horizontally arranged on the right side of the door-type support frame, and a fourth limit plate is fixed on the piston rod of the fourth limit cylinder;

[0012] The lower mold can be limited between the first limiting plate, the second limiting plate, the third limiting plate and the fourth limiting plate.

[0013] As an improvement, a pressure sensor is provided at the connection between the piston rod of the shaping cylinder and the mold fixing plate.

[0014] As an improvement: two limiting through holes are provided on the door-shaped support frame, and two guide pillars are provided on the mold fixing plate. The guide pillars can be slidably clamped inside the limiting through holes.

[0015] As an improvement: a discharge hole is provided on the lower mold, and a through groove is provided on the shaping support platform, and the through groove is located below the lower mold;

[0016] A plurality of first sliding limit rods and a plurality of second sliding limit rods are provided inside the shaping support platform, a first sliding block is slidably provided on the first sliding limit rod, a second sliding block is slidably provided on the second sliding limit rod, a plurality of third sliding limit rods are provided between the first sliding block and the second sliding block, a third sliding block is slidably provided on the third sliding limit rod;

[0017] A pushing cylinder is vertically arranged upward on the third sliding block, a first telescopic cylinder is horizontally arranged on the first sliding block, a piston rod of the first telescopic cylinder is fixedly connected to the third sliding block, a second telescopic cylinder and a third telescopic cylinder are horizontally arranged on the right side surface of the shaping support platform, a piston rod of the second telescopic cylinder is fixedly connected to the first sliding block, and a piston rod of the third telescopic cylinder is fixedly connected to the second sliding block.

[0018] In summary, the utility model has the following beneficial effects:

[0019] 1. When disassembling the upper mold, unscrew and pull out the limit stud inserted in the positioning through hole to realize the disassembly of the upper mold. When installing, align the positioning through hole with the first docking through hole and the second docking through hole, and re-insert the limit stud and tighten it. When disassembling the lower mold, the corresponding limit plate is driven by the limit cylinder to release the limit of the lower mold. When installing, the corresponding limit plate is attached to the side walls around the lower mold by the limit cylinder. The above disassembly and installation process is fast and simple, which greatly improves the disassembly and installation efficiency of the mold;

[0020] 2. The guide column can be slidably clamped inside the limit through hole, thereby improving the stability of the shaping cylinder during the action process;

[0021] 3. By opening a discharge hole at a suitable position of the lower mold and adjusting the position of the ejection cylinder to make it correspond to the discharge hole, after the shaping is completed, the piston rod of the ejection cylinder moves upward and passes through the discharge hole to eject the pulp molded product in the lower mold, thereby improving the operating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solution in the present practical embodiment, the drawings required for use in the embodiment or the description of the prior art will be briefly introduced below.

[0023] Figure 1 It is a schematic diagram of the overall structure of a pulp molding product shaping device;

[0024] Figure 2 It is a schematic diagram of the cross-sectional structure of a device for shaping pulp molded products;

[0025] Figure 3 Schematic diagram of the upper mold structure;

[0026] Figure 4 It is a schematic diagram of the structure of the mold fixing plate;

[0027] Figure 5 A bottom view of a device for shaping pulp molded products;

[0028] Among them: 1. Shaping support table; 2. Door-type support frame; 3. Shaping cylinder; 4. Mold fixing plate; 5. Upper mold; 6. First limit slot; 7. Second limit slot; 8. Positioning hole; 9. First positioning block; 10. Second positioning block; 11. First docking hole; 12. Second docking hole; 13. Lower mold; 14. First support vertical plate; 15. Second support vertical plate; 16. First limit cylinder; 17. Second limit cylinder; 18. Third limit cylinder; 19. Fourth limit cylinder; 20. First limit plate; 21. Second limit plate; 22. Third limit plate; 23. Fourth limit plate; 24. Pressure sensor; 25. Limit through hole; 26. Guide column; 27. Discharge hole; 28. Through groove; 29. ​​First sliding limit rod; 30. Second sliding limit rod; 31. Third sliding limit rod; 32. First sliding block; 33. Second sliding block; 34. Third sliding block; 35. Ejecting cylinder; 36. First telescopic cylinder; 37. Second telescopic cylinder; 38. Third telescopic cylinder. DETAILED DESCRIPTION

[0029] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0030] Please refer to Figure 1-Figure 4 , a shaping device for pulp molded products, comprising a shaping support platform 1, a door-shaped support frame 2 is arranged on the shaping support platform 1, a shaping cylinder 3 is fixed vertically downward on the door-shaped support frame 2, and a mold fixing plate 4 is fixed on the piston rod of the shaping cylinder 3;

[0031] An upper mold 5 is detachably fixed on the mold fixing plate 4, a first limiting through groove 6 and a second limiting through groove 7 symmetrically arranged with the first limiting through groove 6 are provided on the mold fixing plate 4, two positioning through holes 8 are horizontally provided on the left side surface of the first limiting through groove 6, and the positioning through holes 8 extend to the right and penetrate the mold fixing plate 4;

[0032] A first positioning block 9 adapted to the first limiting through slot 6 and a second positioning block 10 adapted to the second limiting through slot 7 are fixed to the upper mold 5. A first docking through hole 11 adapted to the positioning through hole 8 is provided on the first positioning block 9, and a second docking through hole 12 adapted to the positioning through hole 8 is provided on the second positioning block 10. A limiting stud can be inserted into the positioning through hole 8.

[0033] A lower mold 13 is detachably fixed on the shaping support platform 1 .

[0034] A first supporting upright plate 14 is provided on the front side of the shaping support platform 1, and a second supporting upright plate 15 is provided on the rear side thereof; a first limiting cylinder 16 is horizontally provided on the first supporting upright plate 14, and a first limiting plate 20 is fixed on the piston rod of the first limiting cylinder 16; a second limiting cylinder 17 is horizontally provided on the second supporting upright plate 15, and a second limiting plate 21 is fixed on the piston rod of the second limiting cylinder 17; a third limiting cylinder 18 is horizontally provided on the left side of the gate-type support frame 2, and a third limiting plate 22 is fixed on the piston rod of the third limiting cylinder 18; a fourth limiting cylinder 19 is horizontally provided on the right side of the gate-type support frame 2, and a fourth limiting plate 23 is fixed on the piston rod of the fourth limiting cylinder 19; the lower mold 13 can be limited between the first limiting plate 20, the second limiting plate 21, the third limiting plate 22 and the fourth limiting plate 23.

[0035] In this embodiment, when disassembling the upper mold 5, the limiting stud inserted in the positioning through hole 8 is unscrewed and pulled out to realize the disassembly of the upper mold 5. When installing, the positioning through hole 8 is aligned with the first docking through hole 11 and the second docking through hole 12, and the limiting stud is reinserted and tightened. When disassembling the lower mold 13, the corresponding limiting plate is driven by the limiting cylinder to release the limit on the lower mold 13. When installing, the corresponding limiting plate is attached to the side walls around the lower mold 13 by the limiting cylinder. The above disassembly and installation process is fast and simple, which greatly improves the disassembly and installation efficiency of the mold.

[0036] A pressure sensor 24 is provided at the connection between the piston rod of the shaping cylinder 3 and the mold fixing plate 4. In this embodiment, the pressure sensor 24 can sense the pressure exerted by the shaping cylinder 3 on the pulp molded product to prevent excessive pressure from damaging the product or equipment.

[0037] In this embodiment, two limiting through holes 25 are opened on the door-shaped support frame 2, and two guide pillars 26 are provided on the mold fixing plate 4. The guide pillars 26 can be slidably clamped inside the limiting through holes 25, thereby improving the stability of the shaping cylinder 3 during the operation process.

[0038] A discharge hole 27 is provided on the lower mold 13, and a through groove 28 is provided on the shaping support platform 1, and the through groove 28 is located below the lower mold 13; a plurality of first sliding limit rods 29 and a plurality of second sliding limit rods 30 are provided inside the shaping support platform 1, a first sliding block 32 is slidably provided on the first sliding limit rod 29, a second sliding block 33 is slidably provided on the second sliding limit rod 30, a plurality of third sliding limit rods 31 are provided between the first sliding block 32 and the second sliding block 33, and a plurality of third sliding limit rods 31 are provided between the first sliding block 32 and the second sliding block 33. A third sliding block 34 is slidably provided on the sliding limit rod 31; a pushing cylinder 35 is vertically upwardly provided on the third sliding block 34, a first telescopic cylinder 36 is horizontally provided on the first sliding block 32, and the piston rod of the first telescopic cylinder 36 is fixedly connected to the third sliding block 34, and a second telescopic cylinder 37 and a third telescopic cylinder 38 are horizontally provided on the right side surface of the shaping support platform 1, the piston rod of the second telescopic cylinder 37 is fixedly connected to the first sliding block 32, and the piston rod of the third telescopic cylinder 38 is fixedly connected to the second sliding block 33.

[0039] In this embodiment, a discharge hole 27 is opened at a suitable position of the lower mold 13, and the position of the ejection cylinder 35 is adjusted to correspond to the discharge hole 27. After the shaping is completed, the piston rod of the ejection cylinder 35 moves upward and passes through the discharge hole 27, so that the pulp molded product in the lower mold 13 can be ejected, thereby improving the operating efficiency.

[0040] The specific adjustment method is as follows: the left and right position of the top-loading cylinder 35 can be adjusted by the second telescopic cylinder 37 and the third telescopic cylinder 38, and the front and rear position of the top-loading cylinder 35 can be adjusted by the first telescopic cylinder 36. After adjustment, the top-loading cylinder 35 is located directly below the discharge hole 27.

[0041] Working principle: Place the product to be shaped inside the lower mold 13, start the shaping cylinder 3 to move downward, and press the upper mold 5 onto the product in the lower mold 13.

[0042] After the shaping is completed, the ejection cylinder 35 is started to move upward to eject the product from the lower mold 13.

[0043] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents without departing from the spirit of the technical solution of the utility model, which should be included in the scope of the technical solution for protection of the utility model.

Claims

1. A shaping device for pulp molded products, characterized in that: It includes a shaping support platform, on which a door-shaped support frame is arranged, on which a shaping cylinder is fixed vertically downward, and on the piston rod of the shaping cylinder is fixed a mold fixing plate; An upper mold is detachably fixed on the mold fixing plate, a first limiting through groove and a second limiting through groove symmetrically arranged with the first limiting through groove are provided on the mold fixing plate, two positioning through holes are horizontally provided on the left side surface of the first limiting through groove, and the positioning through holes extend to the right and penetrate the mold fixing plate; A first positioning block matched with the first limiting through slot and a second positioning block matched with the second limiting through slot are fixed on the upper mold, a first docking through hole matched with the positioning through hole is opened on the first positioning block, and a second docking through hole matched with the positioning through hole is opened on the second positioning block, and a limiting stud can be inserted into the positioning through hole; A lower mold is detachably fixed on the shaping support platform.

2. The pulp molding product shaping device according to claim 1, characterized in that: A first supporting upright plate is provided on the front side of the shaping supporting platform, and a second supporting upright plate is provided on the rear side thereof, a first limiting cylinder is horizontally provided on the first supporting upright plate, a first limiting plate is fixed on the piston rod of the first limiting cylinder, a second limiting cylinder is horizontally provided on the second supporting upright plate, and a second limiting plate is fixed on the piston rod of the second limiting cylinder; A third limit cylinder is horizontally arranged on the left side of the door-type support frame, and a third limit plate is fixed on the piston rod of the third limit cylinder; a fourth limit cylinder is horizontally arranged on the right side of the door-type support frame, and a fourth limit plate is fixed on the piston rod of the fourth limit cylinder; The lower mold can be limited between the first limiting plate, the second limiting plate, the third limiting plate and the fourth limiting plate.

3. The pulp molding product shaping device according to claim 1, characterized in that: A pressure sensor is provided at the connection between the piston rod of the shaping cylinder and the mold fixing plate.

4. The pulp molding product shaping device according to claim 1, characterized in that: Two limiting through holes are arranged on the door-shaped support frame, and two guide pillars are arranged on the mold fixing plate. The guide pillars can be slidably clamped in the limiting through holes.

5. The pulp molded product shaping device according to claim 1, characterized in that: A discharge hole is provided on the lower mold, and a through groove is provided on the shaping support platform, wherein the through groove is located below the lower mold; A plurality of first sliding limit rods and a plurality of second sliding limit rods are provided inside the shaping support platform, a first sliding block is slidably provided on the first sliding limit rod, a second sliding block is slidably provided on the second sliding limit rod, a plurality of third sliding limit rods are provided between the first sliding block and the second sliding block, a third sliding block is slidably provided on the third sliding limit rod; A pushing cylinder is vertically arranged upward on the third sliding block, a first telescopic cylinder is horizontally arranged on the first sliding block, a piston rod of the first telescopic cylinder is fixedly connected to the third sliding block, a second telescopic cylinder and a third telescopic cylinder are horizontally arranged on the right side surface of the shaping support platform, a piston rod of the second telescopic cylinder is fixedly connected to the first sliding block, and a piston rod of the third telescopic cylinder is fixedly connected to the second sliding block.

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