CN208631196U - A kind of Tenon false proof device of moulded paper pulp product - Google Patents
A kind of Tenon false proof device of moulded paper pulp product Download PDFInfo
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- CN208631196U CN208631196U CN201821116230.4U CN201821116230U CN208631196U CN 208631196 U CN208631196 U CN 208631196U CN 201821116230 U CN201821116230 U CN 201821116230U CN 208631196 U CN208631196 U CN 208631196U
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Abstract
The utility model provides a kind of Tenon false proof device of moulded paper pulp product, including clamping device, lower box, Tenon false-proof mechanism and upper box, the upper box is arranged in lower box upper surface, the upper box lower end is connected by four Tenon false-proof mechanisms with lower box, the upper box, lower box and Tenon false-proof mechanism are arranged inside clamping device, the clamping device includes threaded block one, connecting rod, guide rod, piston, clamping head, cavity, casing, spring one, air bag cushion, lower supporting plate, upper grip block, threaded block two, upper T-type pressing plate, spring two and lower T-type pressing plate, the Tenon false-proof mechanism includes open slot, inserted link, locating slot, locating rod, tenon one, tongue-and-groove one, tongue-and-groove two, tenon two and connecting plate, compared with prior art, the utility model is with following the utility model has the advantages that realizing the function of protection Can, anti-fake protection is also achieved, it also can degradable effect under field conditions (factors) after use.
Description
Technical field
The utility model is a kind of Tenon false proof device of moulded paper pulp product, belongs to moulded paper pulp product anti-counterfeiting technology neck
Domain.
Background technique
Existing to use moulded paper pulp product, product, can not be anti-fake substantially without anti-counterfeiting information, cannot preferably protect production
The Tenon false proof device of product, existing moulded paper pulp product can not protect moulded paper pulp product, lead to paper mould system
Product are easy to be collided and damage, and support effect is poor, are easy the corrosion by ground.
Utility model content
In view of the deficienciess of the prior art, the Tenon that the utility model aim is to provide a kind of moulded paper pulp product is anti-fake
Device, to solve the problems mentioned in the above background technology.
To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of paper mould system
The Tenon false proof device of product, including clamping device, lower box, Tenon false-proof mechanism and upper box, the upper box are anti-fake by Tenon
Mechanism is connected with lower box, and the upper box, lower box and Tenon false-proof mechanism are arranged inside clamping device, the clamping machine
Structure includes lower supporting plate and upper grip block, and lower supporting plate is connected by connecting rod with guide rod with upper grip block, lower supporting plate and
Air bag cushion is set on upper grip block.
More specific technical solution is as follows: a kind of Tenon false proof device of moulded paper pulp product, including clamping device, under
Box, Tenon false-proof mechanism and upper box, in lower box upper surface, the upper box lower end is anti-fake by four Tenons for the upper box setting
Mechanism is connected with lower box, and the upper box, lower box and Tenon false-proof mechanism are arranged inside clamping device, the clamping machine
Structure include threaded block one, connecting rod, guide rod, piston, clamping head, cavity, casing, spring one, air bag cushion, lower supporting plate, on
Grip block, threaded block two, upper T-type pressing plate, spring two and lower T-type pressing plate, the Tenon false-proof mechanism include open slot, insert
Bar, locating slot, locating rod, tenon one, tongue-and-groove one, tongue-and-groove two, tenon two and connecting plate.
Further, the air bag cushion is embedded in lower supporting plate upper end and upper grip block lower end, the lower support respectively
Plate setting is in lower box lower end, and in upper box upper end, the threaded block one is arranged by screw thread in upper clamping for the upper grip block setting
Intralamellar part, connecting rod annular side upper end are connected by bearing with threaded block one, and the piston is fixed under connecting rod
End, the guide rod are fixed on grip block lower end, and the cavity is provided with inside guide rod, under the connecting rod annular side
Portion and piston are arranged at cavity inside, and the clamping head is fixed on guide rod annular side upper right side, institute by seal pipe
It states guide rod annular side lower part to be arranged in inside pipe casing, the spring one is fixed by screws in lower end in casing, and spring
One upper end is connected by screw with guide rod, and described sleeve pipe is fixed on lower supporting plate upper surface, and the lower supporting plate setting exists
Lower box lower end, the threaded block two are arranged by screw thread in lower supporting plate internal upper part, and the upper T-type pressing plate is connected to by bearing
Two downside of threaded block, the spring two is fixed by screws in T-type pressing plate lower end surface, and spring one is connected by screw under
T-type pressing plate upper surface, lower end is arranged in lower supporting plate in the lower T-type pressing plate, and lower T-type pressing plate extends from lower supporting plate lower end
Out.
Further, guide rod annular side upper right side is machined with through-hole, and the cavity passes through through-hole and seal pipe
It is connected, in actual use, user of service holds grip block and moves up, and upper grip block, which moves up, drives guide rod edge
Casing move up, guide rod moves up to stretching to spring one, and spring one is caused to generate bounce, in turn
It realizes and elongates upper the distance between grip block and lower supporting plate, then upper box and lower box are placed on upper grip block by user of service
And between lower supporting plate, upper grip block is then unclamped, then the recovery of spring one deformation band action-oriented bar moves down, and then band
Dynamic upper grip block moves down, to realize that upper grip block and lower supporting plate collective effect press from both sides upper box and lower box
Tightly, while the design of air bag cushion then improves clamping stability and damping protection effect, and then user of service is to threaded block one
It is rotated, threaded block one is rotated and moved down, and then connecting rod is driven to move down, and connecting rod moves down band piston
It moves down, piston, which moves down, pressurizes to cavity inside, and then cavity inside air is caused to enter sealing by through-hole
Inside pipe, and then clamping head is driven to move inward, to realize to being held out against at left and right sides of upper box, realizes and grip
Function.
Further, the lower T-type pressing plate lower end surface is machined with anti-skid chequer, and two upper end of threaded block is fixed with handle,
In actual use, user of service holds handle and rotates, so that threaded block two be driven to be rotated, then threaded block two
It rotates and is moved down under the action of screw thread, threaded block two moves down the upper T-type pressing plate of drive and moves down, upper T-type pressing plate
It moves down and spring two is compressed, T-type pressing plate moves down under then spring two drives under the action of bounce, in turn
Realization compresses lower T-type pressing plate, to realize that lower T-type pressing plate is supported the present apparatus, while upper grip block by
When the power moved down, lower supporting plate is driven to move down, lower supporting plate, which moves down, drives threaded block two to move down, in turn
Spring two is compressed, then spring two hinders upper T-type pressing plate to move down under bounce effect, and then realizes damping
Function, while support effect is also improved, avoid lower supporting plate and ground from touching.
Further, in the Tenon false-proof mechanism, the open slot is provided with lower box front end face, the inserted link setting
Inside open slot, at left and right sides of inserted link, the locating rod is arranged inside locating slot the locating slot symmetrical machining, described
Locating rod is symmetrically fixed on connecting plate rear end, and the connecting plate is arranged in open slot front, the inserted link and is symmetrically fixed on tenon
First two lower end surface, the tenon two are fixed on box lower end surface, and the tongue-and-groove one is provided with lower box upper surface, and the tenon one is solid
It is scheduled on lower end middle position in tongue-and-groove one, the tongue-and-groove one is provided with two lower end surface middle position of tenon, and the tenon two is arranged
Inside tongue-and-groove two, the tenon one is arranged inside tongue-and-groove one, and the inserted link is symmetricly set on one left and right sides of tenon.
Further, the upper box, lower box, tenon one and tenon two are fabricated by paper pulp material, are actually made
Tenon two is put into inside tongue-and-groove two by used time, user of service, while tenon one and tongue-and-groove one being aligned, and tenon one is put
Enter inside tongue-and-groove one, to realize that tenon one is connect with tongue-and-groove one, tongue-and-groove two is connect with tenon two, and then realizes upper box and lower box
Connection realizes that buffering, good appearance, tactile and visual experience are fine and smooth, color is pure white, anti-fake protection is also realized, certainly after use
Degradable effect under the conditions of so, it is thus also avoided that structure tends to loosen, and is not easy to be coupled jail so as to cause box
Solid problem.
Further, the connection front edge of board is connected by shaft with pull ring, there are four the locating rod is set, four institutes
It states locating rod and is symmetrically fixed on connecting plate rear end face corner location, the locating slot is equipped at least two, and at least two is described fixed
Position slot is equidistantly provided at left and right sides of inserted link, and in actual use, user of service holds connecting plate and moves backward, connecting plate to
It is mobile afterwards that locating rod is driven to move backward, to realize that locating rod enters in the locating slot on inserted link, to determine inserted link
Position, avoids inserted link from moving up, and then box is avoided mutually to separate with lower box, while the design of four locating rods then expands positioning
Stability, while pull ring pulls connecting plate, and then pulls to locating rod, realizes that locating rod and locating slot phase are divided
From convenient for the separation of upper box and lower box, realizing connection tightness, be also convenient for dismantling.
The utility model has the beneficial effects that a kind of Tenon false proof device of moulded paper pulp product of the utility model, this reality
With novel by adding threaded block one, connecting rod, guide rod, piston, clamping head, cavity, casing, spring one, air bag cushion, lower branch
Fagging, upper grip block, threaded block two, upper T-type pressing plate, spring two and lower T-type pressing plate realize the function of protection, and improve
Support effect.
The utility model passes through addition open slot, inserted link, locating slot, locating rod, tenon one, tongue-and-groove one, tongue-and-groove two, tenon
Two and connecting plate, anti-fake protection is realized, it also can degradable effect under field conditions (factors) after use.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the Tenon false proof device of moulded paper pulp product of the utility model；
Fig. 2 is the facing structure signal of clamping device in a kind of Tenon false proof device of moulded paper pulp product of the utility model
Figure；
Fig. 3 is the right view structural representation of clamping device in a kind of Tenon false proof device of moulded paper pulp product of the utility model
Figure；
Fig. 4 is the facing structure of Tenon false-proof mechanism in a kind of Tenon false proof device of moulded paper pulp product of the utility model
Schematic diagram；
Fig. 5 is the plan structure of Tenon false-proof mechanism in a kind of Tenon false proof device of moulded paper pulp product of the utility model
Schematic diagram；
In figure: box, 3- Tenon false-proof mechanism, the upper box of 4-, 31- open slot, 33- inserted link, 33- are fixed under 1- clamping device, 2-
Position slot, 34- locating rod, 35- tenon one, 36- tongue-and-groove one, 37- tongue-and-groove two, 38- tenon two, 39- connecting plate, 101- threaded block
One, 102- connecting rod, 103- guide rod, 104- piston, 105- clamping head, 106- cavity, 107- casing, 108- spring one,
109- air bag cushion, 110- lower supporting plate, the upper grip block of 111-, 112- threaded block two, the upper T-type pressing plate of 113-, 114- spring two,
T-type pressing plate under 115-.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Fig. 1-Fig. 5 is please referred to, the utility model provides a kind of technical solution: a kind of anti-camouflage of the Tenon of moulded paper pulp product
It sets, including clamping device 1, lower box 2, Tenon false-proof mechanism 3 and upper box 4, upper box 4 is arranged under lower 2 upper surface of box, upper box 4
End is connected by four Tenon false-proof mechanisms 3 with lower box 2, and upper box 4, lower box 2 and Tenon false-proof mechanism 3 are arranged at clamping
Inside mechanism 1, clamping device 1 includes threaded block 1, connecting rod 102, guide rod 103, piston 104, clamping head 105, cavity
106, casing 107, spring 1, air bag cushion 109, lower supporting plate 110, upper grip block 111, threaded block 2 112, upper T-type pressing plate
113, spring 2 114 and lower T-type pressing plate 115, Tenon false-proof mechanism 3 include open slot 31, inserted link 32, locating slot 33, positioning
Bar 34, tenon 1, tongue-and-groove 1, tongue-and-groove 2 37, tenon 2 38 and connecting plate 39.
Air bag cushion 109 is embedded in 111 lower end of 110 upper end of lower supporting plate and upper grip block respectively, and lower supporting plate 110 is arranged
In lower 2 lower end of box, in upper 4 upper end of box, threaded block 1 is arranged in upper grip block 111 by screw thread for the upper setting of grip block 111
Portion, 102 annular side upper end of connecting rod are connected by bearing with threaded block 1, and piston 104 is fixed under connecting rod 102
End, guide rod 103 are fixed on 111 lower end of grip block, and cavity 106 is provided with inside guide rod 103,102 annular side of connecting rod
Face lower part and piston 104 are arranged inside cavity 106, and clamping head 105 is fixed on 103 annular side of guide rod by seal pipe
Face upper right side, 103 annular side lower part of guide rod are arranged inside casing 107, and spring 1 is fixed by screws in casing
Lower end in 107, and one 108 upper end of spring is connected by screw with guide rod 103, casing 107 is fixed on lower supporting plate 110
End face, the setting of lower supporting plate 110 are arranged by screw thread in 110 internal upper part of lower supporting plate in lower 2 lower end of box, threaded block 2 112, on
T-type pressing plate 113 is connected to 2 112 downside of threaded block by bearing, and spring 2 114 is fixed by screws under T-type pressing plate 113
End face, and spring 1 is connected by screw in lower 115 upper surface of T-type pressing plate, lower T-type pressing plate 115 is arranged in lower supporting plate
Lower end in 110, and lower T-type pressing plate 115 extends from 110 lower end of lower supporting plate.
In Tenon false-proof mechanism 3, open slot 31 is provided with lower 2 front end face of box, and inserted link 32 is arranged inside open slot 31,
33 symmetrical machining of locating slot is arranged inside locating slot 33 in 32 left and right sides of inserted link, locating rod 34, and locating rod 34 is symmetrically fixed
In 39 rear end of connecting plate, connecting plate 39 is arranged in open slot 31 front, inserted link 32 and is symmetrically fixed on 2 38 lower end surface of tenon, tenon
First 2 38 are fixed on 4 lower end surface of box, and tongue-and-groove 1 is provided with lower 2 upper surface of box, under tenon 1 is fixed in tongue-and-groove 1
Middle position is held, tongue-and-groove 1 is provided with 2 38 lower end surface middle position of tenon, and tenon 2 38 is arranged inside tongue-and-groove 2 37, tenon
First 35 are arranged inside tongue-and-groove 1, and inserted link 32 is symmetricly set on one 35 left and right sides of tenon.
One embodiment as the utility model: 103 annular side upper right side of guide rod is machined with through-hole, cavity 106
It is connected by through-hole with seal pipe, in actual use, user of service holds grip block 111 and moves up, upper grip block
111 move up drive guide rod 103 moves up along casing 107, and guide rod 103 moves up to spring 1
It is stretched, and spring 1 is caused to generate bounce, and then realized and elongate between upper grip block 111 and lower supporting plate 110
Distance, then upper box 4 and lower box 2 are placed between upper grip block 111 and lower supporting plate 110 by user of service, then loose
Grip block 111 is opened, then the recovery of spring 1 deformation band action-oriented bar 103 moves down, and then drives upper grip block 111
It moves down, thus realize that upper grip block 111 and 110 collective effect of lower supporting plate are clamped upper box 4 and lower box 2,
The design of air bag cushion 109 then improves clamping stability and damping protection effect simultaneously, and then user of service is to threaded block one
101 are rotated, and threaded block 1 is rotated and moved down, and then connecting rod 102 is driven to move down, and connecting rod 102 is downward
Mobile band piston 104 moves down, and piston 104 is moved down to pressurize to inside cavity 106, and then leads to cavity 106
Inner air is entered inside seal pipe by through-hole, and then clamping head 105 is driven to move inward, to realize to upper box 4 or so
Two sides are held out against, and the function of gripping is realized.
One embodiment as the utility model: lower 115 lower end surface of T-type pressing plate is machined with anti-skid chequer, threaded block 2 112
Upper end is fixed with handle, and in actual use, user of service holds handle and rotates, thus drive threaded block 2 112 into
Row rotation, then threaded block 2 112 is rotated and is moved down under the action of screw thread, and threaded block 2 112 moves down the upper T of drive
Type pressing plate 113 moves down, and upper T-type pressing plate 113, which moves down, compresses spring 2 114, and then spring 2 114 is rebounding
It drives lower T-type pressing plate 115 to move down under the action of power, and then realizes and lower T-type pressing plate 115 is compressed, to realize lower T
Type pressing plate 115 is supported the present apparatus, while when upper grip block 111 is by the power moved down, drives lower supporting plate 110
It moving down, lower supporting plate 110, which moves down, drives threaded block 2 112 to move down, and then compresses to spring 2 114,
Then spring 2 114 hinders upper T-type pressing plate 113 to move down under bounce effect, and then realizes the function of damping, while
Support effect is improved, lower supporting plate 110 and ground is avoided to touch.
One embodiment as the utility model: upper box 4, lower box 2, tenon 1 and tenon 2 38 are by pulpwood
Material is fabricated, and in actual use, tenon 2 38 is put into inside tongue-and-groove 2 37 by user of service, while by tenon 1 and tenon
Slot 1 is aligned, and tenon 1 is put into inside tongue-and-groove 1, thus realize that tenon 1 is connect with tongue-and-groove 1, tenon
Slot 2 37 is connect with tenon 2 38, and then realizes that upper box 4 is connect with lower box 2, realizes buffering, good appearance, tactile and visual impression
It is pure white by exquisiteness, color, also realize anti-fake protection, effect degradable under field conditions (factors) after use, it is thus also avoided that structure
It tends to loosen, is not easy to be coupled secured problem so as to cause box.
One embodiment as the utility model: 39 front end of connecting plate is connected by shaft with pull ring, locating rod 34
If there are four, four locating rods 34 are symmetrically fixed on 39 rear end face corner location of connecting plate, and locating slot 33 is equipped at least two, until
Few two locating slots 33 are equidistantly provided with 32 left and right sides of inserted link, in actual use, user of service hold connecting plate 39 and to
After move, connecting plate 39 move backward drive locating rod 34 move backward, thus realize locating rod 34 enter inserted link 32 on determine
In the slot 33 of position, to position to inserted link 32, inserted link 32 is avoided to move up, and then box 4 is avoided to separate with lower 2 phase of box,
The design of four locating rods 34 then expands the stability of positioning simultaneously, while pull ring pulls connecting plate 39, and then right
Locating rod 34 is pulled, and realizes that locating rod 34 is separated with 33 phase of locating slot, convenient for the separation of upper box 4 and lower box 2, the company of realizing
Tightness is connect, is also convenient for dismantling.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
Consider the specification as a whole, the technical solutions in the embodiments also to be properly combined, formed those skilled in the art with
The other embodiments of understanding.
Claims (8)
1. a kind of Tenon false proof device of moulded paper pulp product, including clamping device, lower box, Tenon false-proof mechanism and upper box,
It is characterized by: the upper box is connected by Tenon false-proof mechanism with lower box, the upper box, lower box and Tenon false-proof mechanism
It is arranged inside clamping device.
2. a kind of Tenon false proof device of moulded paper pulp product according to claim 1, it is characterised in that: the clamping machine
Structure includes lower supporting plate and upper grip block, and lower supporting plate is connected by connecting rod with guide rod with upper grip block, lower supporting plate and
Air bag cushion is set on upper grip block.
3. a kind of Tenon false proof device of moulded paper pulp product according to claim 2, it is characterised in that: the air bag cushion
It is embedded in lower supporting plate upper end and upper grip block lower end respectively, the lower supporting plate is arranged in lower box lower end, the upper clamping
In upper box upper end, threaded block one is arranged inside upper grip block for plate setting, connecting rod annular side upper end by bearing with
Threaded block one is connected, and piston is fixed on connecting rod lower end, and the guide rod is fixed on grip block lower end, the connection burr
Shape side lower and piston are arranged at cavity inside, and clamping head is fixed on guide rod annular side, the guide rod annular
Side lower is arranged in inside pipe casing, and spring one is fixed on lower end in casing, and one upper end of spring is connected with guide rod, described
Casing is fixed on lower supporting plate upper surface, and in lower box lower end, threaded block two is arranged in lower supporting plate for the lower supporting plate setting
Top, upper T-type pressing plate are connected to two downside of threaded block by bearing, and spring two is fixed on T-type pressing plate lower end surface, and spring one
Lower T-type pressing plate upper surface, lower T-type pressing plate setting lower end in lower supporting plate, and lower T-type pressing plate are connected to from lower supporting plate lower end
Extend.
4. a kind of Tenon false proof device of moulded paper pulp product according to claim 3, it is characterised in that: the guide rod
Through-hole is machined in annular side, the cavity is connected by through-hole with seal pipe.
5. a kind of Tenon false proof device of moulded paper pulp product according to claim 2, it is characterised in that: lower T-type pressing plate
Lower end surface is machined with anti-skid chequer, and two upper end of threaded block is fixed with handle.
6. a kind of Tenon false proof device of moulded paper pulp product according to claim 1, it is characterised in that: in the Tenon
In false-proof mechanism, open slot is provided with lower box front end face, and inserted link is arranged inside open slot, and locating slot symmetrical machining is on an inserted link left side
Right two sides, locating rod are arranged inside locating slot, and the locating rod is symmetrically fixed on connecting plate rear end, and the connecting plate setting exists
Front in open slot, the inserted link are symmetrically fixed on two lower end surface of tenon, and the tenon two is fixed on box lower end surface, tongue-and-groove one
It is provided with lower box upper surface, the tenon one is fixed on lower end middle position in tongue-and-groove one, and tongue-and-groove one is provided with two lower end of tenon
Face, the tenon two are arranged inside tongue-and-groove two, and the tenon one is arranged inside tongue-and-groove one, and the inserted link is symmetricly set on tenon
The first left and right sides.
7. a kind of Tenon false proof device of moulded paper pulp product according to claim 5, it is characterised in that: the upper box,
Lower box, tenon one and tenon two are fabricated by paper pulp material.
8. a kind of Tenon false proof device of moulded paper pulp product according to claim 5, it is characterised in that: connection front edge of board
It is connected by shaft with pull ring, there are four locating rod is set, four locating rods are symmetrically fixed on connecting plate rear end face quadrangle
Position, locating slot are equipped at least two, and at least two locating slots are equidistantly provided at left and right sides of inserted link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116230.4U CN208631196U (en) | 2018-07-13 | 2018-07-13 | A kind of Tenon false proof device of moulded paper pulp product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116230.4U CN208631196U (en) | 2018-07-13 | 2018-07-13 | A kind of Tenon false proof device of moulded paper pulp product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208631196U true CN208631196U (en) | 2019-03-22 |
Family
ID=65737638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821116230.4U Active CN208631196U (en) | 2018-07-13 | 2018-07-13 | A kind of Tenon false proof device of moulded paper pulp product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208631196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750362A (en) * | 2018-07-13 | 2018-11-06 | 永发（河南）模塑科技发展有限公司 | A kind of Tenon false proof device of moulded paper pulp product |
-
2018
- 2018-07-13 CN CN201821116230.4U patent/CN208631196U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750362A (en) * | 2018-07-13 | 2018-11-06 | 永发（河南）模塑科技发展有限公司 | A kind of Tenon false proof device of moulded paper pulp product |
| CN108750362B (en) * | 2018-07-13 | 2023-11-03 | 永发（河南）模塑科技发展有限公司 | Mortise and tenon anti-counterfeiting device for paper pulp molded product |
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