CN209601186U - A kind of corrugated board corner protector and its mold - Google Patents
A kind of corrugated board corner protector and its mold Download PDFInfo
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- CN209601186U CN209601186U CN201920008660.2U CN201920008660U CN209601186U CN 209601186 U CN209601186 U CN 209601186U CN 201920008660 U CN201920008660 U CN 201920008660U CN 209601186 U CN209601186 U CN 209601186U
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- corner protector
- corrugated board
- board corner
- mold
- lower die
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Abstract
The utility model discloses a kind of corrugated board corner protector and its molds, are related to corner protector technical field, its key points of the technical solution are that including the protection face of three composition tetrahedral structures, protection face is formed in a mold by paper pulp, vertical two-by-two by three seamed edges of tetrahedron top；The mold of the corrugated board corner protector includes upper die and lower die, and lower die includes lower die holder and the internal model that is set on lower die holder, and inner mould surface is equipped with filter screen, lower cavity is equipped with inside internal model, and internal model is equipped with suction hole, and lower die holder is connected with the drinking-water pipe being connected to lower cavity；Upper mold includes that upper die holder and recess are set to upper die holder bottom wall and the outer die cavity with corrugated board corner protector outer wall contoured fit, upper plenum is equipped with inside upper die holder, outer die cavity side wall is equipped with the through-hole being connected to upper plenum, and upper die holder is connected with the exhaust tube and gas blow pipe being connected to upper plenum.The utility model solves the problems, such as that current corrugated board corner protector is inconvenient using the cutting bending production of L-type cardboard, goes out corrugated board corner protector using paper pulp one-pass molding, operator is facilitated to use.
Description
Technical field
The utility model relates to corner protector technical fields, more specifically, it is related to a kind of corrugated board corner protector and its mold.
Background technique
Packaging angle bead is used in product external packaging to protect product appearance and support product, and common material has foamed
Or papery corner protector, it is used to replace timber packaging and other bulky manner of packings.
The Chinese utility model patent that the prior art is CN207860929U with reference to Authorization Notice No., it discloses one kind too
Positive energy battery component corrugated board corner protector, including corrugated board corner protector ontology, the upper layer of corrugated board corner protector ontology is right angle component, and lower layer is triangular part
Part, and the side plate connection of right-angle relationship is mutually between right angle component and triangle part by two；The right angle component and triangle
Mounting assembly frame is used between component；Multiple opening portions for fixation kit frame are provided on the right angle component.The reality
With the novel fixation for realizing corrugated board corner protector on module frame, solve the problems, such as corrugated board corner protector viscose glue, but corrugated board corner protector component compared with
More, worker operation is inconvenient.
As shown in Figure 1, being common corrugated board corner protector structure, the corrugated board corner protector ontology 1 including L-type, two sides of corrugated board corner protector ontology 1
Face is vertical, and one of side cuts the opening 11 of square by machine, be open 11 a middle side part be equipped with card 13, open
Card slot 12 is equipped in the middle part of the other side of mouth 11, corrugated board corner protector ontology 1 is along 11 middle line doubling bendings of opening so that card 13 snaps onto
In card slot 12, right angle corner protector is formed, can be used in the corner angle position for protecting equipment.But this corner protector exist when in use it is following
Insufficient: production Shi Xianyong multilayer body paper is processed into the corrugated board corner protector ontology 1 of L-type with glue sticking, is then processed out again with equipment
Mouth 11, operator needs to be bent by hand when in use to protect to equipment corner angle, since product number is packed in workshop
Measure it is larger, to corrugated board corner protector ontology 1 carry out bending operation increase operator's working strength.
Utility model content
In view of the deficienciess of the prior art, passing through paper pulp one the purpose of this utility model is to provide a kind of corrugated board corner protector
Secondary molding reduces worker and bends workload, easy to operate.
To achieve the above object, the utility model provides following technical solution: a kind of corrugated board corner protector, including three constitute four
The protection face of face body structure, protection face are formed in a mold by paper pulp, vertical two-by-two by three seamed edges of tetrahedron top.
By using above-mentioned technical proposal, in use, three protection faces can distinguish three faces of the corner angle of abutted equipment
On, due to using paper pulp one-pass molding, it is not necessary to be bent, packaging operation is convenient, improves packaging efficiency.
The utility model is further arranged to: the outer surface of the protection face is equipped with multiple protrusions.
By using above-mentioned technical proposal, when corrugated board corner protector is by external impact or extruding, protrusion, which deforms, to be played suitably
Buffering effect.
The utility model is further arranged to: the adjacent protection face of two of them is respectively equipped at least one of wire casing, wire casing
It is parallel to the setting of third protection face.
By using above-mentioned technical proposal, the perpendicular rib with the seamed edge abutted equipment of wire casing is placed when use, work as equipment
When thinner thickness needs corrugated board corner protector one end removing a part, it is only necessary to be removed, be grasped by one jiao of corrugated board corner protector along wire casing with hand
Make laborsaving, corrugated board corner protector can satisfy different equipment package demands.
The utility model is further arranged to: the wire casing end extends to form live conductor.
By using above-mentioned technical proposal, when needing to remove one jiao of corrugated board corner protector, slight crack extends from wire casing along crimping,
Rapid operation, and keep the tearing end fracture of corrugated board corner protector neat.
The utility model is further arranged to: the density of the corrugated board corner protector is 0.75-0.8g/cm3。
By using above-mentioned technical proposal, corrugated board corner protector has preferable hardness, is not susceptible to deform, and improves packaging protecting effect
Fruit.
In view of the deficienciess of the prior art, another of the utility model is designed to provide a kind of mould of corrugated board corner protector
Tool, can once form corrugated board corner protector, can be used directly need not bend, easy to operate.
To achieve the above object, the utility model provides following technical solution: a kind of for producing above-mentioned corrugated board corner protector
Mold, including upper die and lower die, lower die includes lower die holder and is set on lower die holder at least one and corrugated board corner protector inner surface contour
The internal model of cooperation, inner mould surface are equipped with filter screen, lower cavity are equipped with inside internal model, and internal model is equipped with the water suction being connected to lower cavity
Hole, lower die holder are connected with the drinking-water pipe being connected to lower cavity；Upper mold include upper die holder and recess be set to upper die holder bottom wall and with
The outer die cavity of corrugated board corner protector outer wall contoured fit, be equipped with upper plenum inside upper die holder, and outer die cavity side wall is equipped with to be connected to upper plenum
Through-hole, upper die holder are connected with the exhaust tube and gas blow pipe being connected to upper plenum.
By using above-mentioned technical proposal, upper mold and lower die first is fastened and is sunk in paper pulp, by air intake duct upper
Negative pressure is formed in cavity, so that paper pulp is filled under the action of negative pressure in the gap between outer die cavity and internal model, then passes through pumping
Water pipe forms negative pressure in lower cavity, and the moisture contained in the paper pulp in gap passes through suction hole after filter screen and enters down
In cavity, the solid fiber in paper pulp is obstructed by filter screen and molding is fixed under pneumatic pressure, and the water in lower cavity is along drinking-water pipe
Extraction.High pressure gas enters upper plenum by gas blow pipe, and gas is sprayed by through-hole, by the corrugated board corner protector of paper pulp molding from external mold
Chamber blows off, and prevents adhesion, improves the presentation quality of corrugated board corner protector.Corrugated board corner protector product will be formed after the dry hardening of moist corrugated board corner protector.
The utility model is further arranged to: the outer die cavity side wall is equipped with the depressed area for forming protrusion.
By using above-mentioned technical proposal, when upper plenum forms negative pressure, paper pulp is filled into depressed area, i.e. when water is pulled out
Protrusion can be formed in depressed area, so that the corrugated board corner protector of production has certain buffer function.
The utility model is further arranged to: the through-hole is located at depressed area.
By using above-mentioned technical proposal, paper pulp forms salient point in through hole, since salient point is located in protrusion, so that paper protects
Angle overall appearance seems beautiful.
The utility model is further arranged to: the outer die cavity side wall sets that there are two be used to form the first fin of wire casing.
By using above-mentioned technical proposal, when paper pulp is filled into the gap between outer die cavity and internal model, the first fin
Space is occupied at gap, so that this part does not have paper pulp filling, is here formed as wire casing when corrugated board corner protector molding.
The utility model is further arranged to: the outer die cavity side wall is equipped with and connect with the first fin for forming crimping
Second fin.
By using above-mentioned technical proposal, there is certain interval between the second fin and internal model, so that paper pulp is filled, second
Fin position does not have paper pulp filling to eventually form crimping.
In conclusion the utility model has the advantages that compared with the prior art
1. corrugated board corner protector uses paper pulp one-pass molding in a mold, it is not necessary to be bent, packaging operation is convenient, improves packaging effect
Rate；
2. corrugated board corner protector is adjustable according to the thickness of packaging facilities corner angle position, avoid interfering, it is applied widely；
3. mould structure is simple, manufactures corrugated board corner protector conveniently, improve production efficiency, reduce cost.
Detailed description of the invention
Fig. 1 is the schematic diagram of background technique；
Fig. 2 is the axonometric drawing of embodiment one；
Fig. 3 is the schematic diagram that embodiment two shows each modular construction of lower die；
Fig. 4 is the schematic diagram that embodiment two shows each modular construction of upper mold；
Fig. 5 be embodiment two show upper mold and lower die internal structure in Fig. 3 A-A to cross-sectional view；
Fig. 6 is the enlarged drawing that embodiment two highlights outer mould intracavity wall structure portion B in Fig. 4.
Appended drawing reference: 1, corrugated board corner protector ontology；11, it is open；12, card slot；13, card；2, corrugated board corner protector；21, raised；22, line
Slot；23, crimping；3, lower die；31, lower mounting seat；311, drinking-water pipe；32, lower die holder；33, filter screen；34, internal model；341, it absorbs water
Hole；35, lower cavity；4, upper mold；41, upper mounting seat；411, air intake duct；412, gas blow pipe；42, upper die holder；43, outer die cavity；
431, depressed area；432, fin；4321, the first fin；4322, the second fin；44, upper plenum.
Specific embodiment
Embodiment one: a kind of corrugated board corner protector, as shown in Fig. 2, being shaped to tetrahedral structure, including three in a mold by paper pulp
Protection face, three seamed edges by the vertex of tetrahedral structure are orthogonal.The thickness of protection face can be 4-8mm, select herein
Select 6mm.The inner surface of each protection face is plane, and the outer surface of each protection face is integrally formed with multiple raised 21, raised herein
21 there are six and array distribution.Protrusion 21 is when making corrugated board corner protector 2 by external impact or extruding, protrusion 21 deform play it is suitable
When buffering effect.At least one of wire casing 22, wire casing 22 is respectively equipped on two adjacent protection faces wherein and is parallel to third
A protection face setting.Herein wire casing 22 there are three and be located remotely from third protection face one end be arranged, the width of wire casing 22 can
Think that 1-2mm, the distance between three wire casings 22 can identical be 10mm.The seamed edge fitting with wire casing 22 is set when use
Standby perpendicular rib is placed, when device thickness is relatively thin to be needed 2 one end of corrugated board corner protector removing a part, it is only necessary to hand along wire casing 22
One jiao of corrugated board corner protector is removed, rapid operation.Extend live conductor 23 in the end of each wire casing 22, the depth of crimping 23 is less than anti-
Mask thickness 1.5-2mm, crimping 23 abut the open one side of corrugated board corner protector 2, in this way when needing to remove one jiao of corrugated board corner protector 2, split
Trace extends from wire casing 22 along crimping 23, rapid operation, and keeps the tearing end fracture of corrugated board corner protector 2 neat.Corrugated board corner protector 2 it is close
Degree is 0.75-0.8g/cm3, there is preferable hardness.
Embodiment two: a kind of corrugated board corner protector mold, as shown in Figure 3 and Figure 4, including lower die 3 and upper mold 4, lower die 3 include lower peace
Fill seat 31, the lower die holder 32 being fixed in lower mounting seat 31 and the multiple internal models 34 being integrally disposed upon on lower die holder 32, internal model
34 be in triangular pyramid, orthogonal by three seamed edges of trigone conical point.Internal model 34 is equipped with multiple suction holes 341, water suction
The aperture in hole 341 can be 4-5mm.The fitting of 34 surface of internal model is fixed with filter screen 33, and filter screen 33 can be stainless (steel) wire, tool
There is stronger rust resistance, improves service life.The mesh number of filter screen 33 is -200 mesh of 100 mesh, so that filter screen 33 has thoroughly
Surface relative smooth while aqueous.
With reference to Fig. 3 and Fig. 5, the inside of lower die holder 32 is equipped with lower cavity 35, and lower cavity 35 is connected to suction hole 341.Lower die
Seat 32 is connected with drinking-water pipe 311, and drinking-water pipe 311 connects external suction pump, and drinking-water pipe 311 can be two, is drawn water with improving
Efficiency.
With reference to Fig. 4 and Fig. 5, upper mold 4 includes upper mounting seat 41, the upper die holder 42 being fixed in upper mounting seat 41, upper die holder
42 are equipped with multiple outer die cavitys 43 close to the one side of lower die 3, and outer die cavity 43 is corresponded with internal model 34, and the inner wall of outer die cavity 43 is equipped with
Depressed area 431, through-hole is equipped in depressed area 431, and two of them side wall is equipped with fin 432.Overhead is equipped with inside upper die holder 42
Chamber 44, upper die holder 42 are connected with air intake duct 411 and gas blow pipe 412, and air intake duct 411 and gas blow pipe 412 connect with upper plenum 44 respectively
Logical, air intake duct 411 connects external aspiration pump, and gas blow pipe 412 connects external high-pressure air source.Through-hole is connected to upper plenum 44.
When upper mold 4 and lower die 3 fasten, the gap between outer die cavity 43 and filter screen 33 is 6mm, and gap is according to corrugated board corner protector
Sidewall thickness it is adjustable.One jiao close to bottom surface on the two neighboring inner wall of outer die cavity 43 is equipped with multiple tracks fin 432, knot
Fig. 6 is closed, fin 432 includes the first fin 4321 and the second fin 4322, the width of the first fin 4321 and the second fin 4322
For 1-2mm, the height of the first fin 4321 is 6mm, and the height of the second fin 4322 is 4mm.
The working principle of this kind of corrugated board corner protector mold is as follows:
Upper mold 4 and lower die 3 are fastened and are sunk in paper pulp first, and pumping pump work is by air intake duct 411 in upper plenum 44
Middle formation negative pressure, so that paper pulp is filled under the action of negative pressure in the gap between outer die cavity 43 and internal model 34, then suction pump
Work forms negative pressure in lower cavity 35 by drinking-water pipe 311, and the moisture contained in the paper pulp in gap is after filter screen 33
It is entered in lower cavity 35 across suction hole 341, the solid fiber in paper pulp is obstructed and formed under pneumatic pressure solid by filter screen 33
Fixed, the water in lower cavity 35 is extracted out along drinking-water pipe 311.
Due to the effect of depressed area 431, the outer surface of solid-state paper pulp forms protrusion 21.Due to the first fin 4321 and second
The effect of fin 4322 forms wire casing 22 and crimping 23 on solid-state paper pulp.
Last high pressure gas enters upper plenum 44 by gas blow pipe 412, and gas is sprayed by through-hole, by paper pulp molding
Corrugated board corner protector blows off from outer die cavity 43, prevents adhesion, improves the presentation quality of corrugated board corner protector.By shape after the dry hardening of moist corrugated board corner protector
At corrugated board corner protector product.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of corrugated board corner protector, it is characterised in that: constitute the protection face of tetrahedral structure including three, protection face is by paper pulp in mold
Middle molding, it is vertical two-by-two by three seamed edges of tetrahedron top；The adjacent protection face of two of them is respectively equipped at least together
Wire casing (22), wire casing (22) are parallel to the setting of third protection face.
2. a kind of corrugated board corner protector according to claim 1, it is characterised in that: the outer surface of the protection face is equipped with multiple protrusions
(21)。
3. a kind of corrugated board corner protector according to claim 2, it is characterised in that: wire casing (22) end extends to form live conductor
(23)。
4. a kind of corrugated board corner protector according to claim 1, it is characterised in that: the density of the corrugated board corner protector (2) is 0.75-
0.8g/cm3。
5. a kind of for producing the mold of corrugated board corner protector as claimed in claim 3, it is characterised in that: including upper mold (4) and lower die
(3), lower die (3) includes lower die (3) seat and is set on lower die (3) seat at least one and cooperates with corrugated board corner protector (2) inner surface contour
Internal model (34), internal model (34) surface are equipped with filter screen (33), are equipped with lower cavity (35) inside internal model (34), and internal model (34) is equipped with
The suction hole (341) being connected to lower cavity (35), lower die (3) seat are connected with the drinking-water pipe (311) being connected to lower cavity (35)；On
Mould (4) includes upper mold (4) seat and recess is set to upper mold (4) seat bottom wall and the outer die cavity with corrugated board corner protector (2) outer wall contoured fit
(43), upper plenum (44) being equipped with inside upper mold (4) seat, outer die cavity (43) side wall is equipped with the through-hole being connected to upper plenum (44), on
Mould (4) seat is connected with the exhaust tube being connected to upper plenum (44) and gas blow pipe (412).
6. a kind of mold of corrugated board corner protector according to claim 5, it is characterised in that: outer die cavity (43) side wall, which is equipped with, to be used
In the depressed area (431) for forming raised (21).
7. a kind of mold of corrugated board corner protector according to claim 6, it is characterised in that: the through-hole is located at depressed area (431).
8. a kind of mold of corrugated board corner protector according to claim 5, it is characterised in that: outer die cavity (43) side wall is equipped with two
A the first fin (4321) for being used to form wire casing (22).
9. a kind of mold of corrugated board corner protector according to claim 8, it is characterised in that: outer die cavity (43) side wall be equipped with
First fin (4321) connects the second fin (4322) for forming crimping (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920008660.2U CN209601186U (en) | 2019-01-03 | 2019-01-03 | A kind of corrugated board corner protector and its mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920008660.2U CN209601186U (en) | 2019-01-03 | 2019-01-03 | A kind of corrugated board corner protector and its mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209601186U true CN209601186U (en) | 2019-11-08 |
Family
ID=68399853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920008660.2U Active CN209601186U (en) | 2019-01-03 | 2019-01-03 | A kind of corrugated board corner protector and its mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209601186U (en) |
-
2019
- 2019-01-03 CN CN201920008660.2U patent/CN209601186U/en active Active
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