CN106310654A - Automatic mahjong tile and production process thereof - Google Patents
Automatic mahjong tile and production process thereof Download PDFInfo
- Publication number
- CN106310654A CN106310654A CN201610698207.XA CN201610698207A CN106310654A CN 106310654 A CN106310654 A CN 106310654A CN 201610698207 A CN201610698207 A CN 201610698207A CN 106310654 A CN106310654 A CN 106310654A
- Authority
- CN
- China
- Prior art keywords
- jong pieces
- automatic mah
- polyurethane
- magnetic force
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F9/00—Games not otherwise provided for
- A63F9/20—Dominoes or like games; Mah-Jongg games
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
- C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
- C08K5/18—Amines; Quaternary ammonium compounds with aromatically bound amino groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F9/00—Games not otherwise provided for
- A63F9/20—Dominoes or like games; Mah-Jongg games
- A63F2009/205—Mah-jongg games
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an automatic mahjong tile and a production process thereof. The automatic mahjong tile is produced by using the following components in parts by weight: 80 to 92 parts of polyurethane, 1 to 10 parts of coagulating agent and 10 to 15 parts of magnetic block, wherein the coagulating agent is at least one of 3,3'-dichloro-4,4'-diaminodiphenyl methane, an HJ-1885-1 type two-component polyurethane sealant, an HJ-1582-2 type two-component polyurethane sealant, an HJ-1590-2 type two-component polyurethane sealant and an HJ-3157 type two-component polyurethane sealant. According to the application, by a compounding action of polyurethane with the coagulating agent, a plasticizer and a softener, the automatic mahjong tile disclosed by the invention realizes the effects of damping and reducing noises during tile shuffling; meanwhile, the automatic mahjong tile is enabled to have elasticity, and hands are prevented from easily cocooning in the use process of the automatic mahjong tile; in addition, once the automatic mahjong tile is scratched, the automatic mahjong tile can restore to an original shape more quickly.
Description
Technical field
The present invention relates to entertainment board technical field, more specifically, it relates to a kind of automatic mah-jong pieces and making thereof
Technique.
Background technology
Mahjong is one of China's cards game of liking of the common people all the time, play Mah-Jong people can be made to learn in gaming and
Use all kinds of strategy, Fructus Alpiniae Oxyphyllae benefit brain, become one of main amusement of people.In order to sturdy and durable, middle-size and small-size enterprise
Industry generally makes mah-jong pieces with hard materials such as bamboo, plastics, lucites, although make mah-jong pieces reach the most easy to wear and scratch
Effect, but mah-jong pieces collide with each other and can send the biggest noise during shuffling.The game rule of mahjong causes swimming every time
Will shuffle before play, and the noise produced influences whether other people rest and study and work, especially in the dead of night
When be also easy to bother surrounding neighbours, affect neighbourhood harmonious.
The Chinese patent that application publication number is CN103111070A, Shen Qing Publication day is on 05 22nd, 2013 discloses one
Plant sandwich noise abatement mahjong by board face, sound-absorbing interlayer and board back of the body composition.Board face is made up of safety glass, and board is carved with indent on face
Mahjong pattern, sound-absorbing interlayer, between board face and board are carried on the back, is made up of felt, and the board back of the body is made up of the plastics having added softening agent, board
Face, sound-absorbing interlayer and the board back of the body connect in the method for paste.The hardness that prior art is carried on the back with reduction plastics board by using softening agent,
And pasted the sound absorbing layer of felt between the board back of the body and board face, thus reach the effect of noise reduction.But, owing to sound absorbing layer is pasted
Between the board back of the body and board face, board face is made up of safety glass, during shuffling, mutually touches between side and the side in board face
Hit, still can produce bigger sound, thus affect the normal rest of surrounding population.
The Chinese patent that Authorization Notice No. is CN100575041C, authorized announcement date is on 08 24th, 2009 discloses one
Kind of automatic mah-jong pieces production method, it is characterised in that comprise the following steps: 1), take quantitative powdery resin and be placed in master mold,
Male model being supported the upper surface being located at powdery resin, described male model bottom surface is provided with the positioning molding head extended to female counterpart, institute
State positioning molding head for forming a groove extended to bottom bottom surface section, simultaneously one-tenth in groove at bottom upper surface
Male model, for the positioner positioning magnetic force block, is heated to 100 DEG C～200 DEG C by one, type, applies male model simultaneously
100kg/cm2～250kg/cm2Downward power, continues to form solid substrate to powdery resin in 2～15 minutes；2), described solid
The body bottom demoulding is placed in the second mould；3), magnetic force block is placed on the positioner in solid substrate groove；4)、
The groove of described solid substrate adds and fills adjuvant；5), above described solid substrate and magnetic force block, one layer of powder is laid
Shape resin, supports a flat sheet die and is located at powdery resin upper surface, flat sheet die is heated to 100 DEG C～200 DEG C, the most right
Flat sheet die applies 100kg/cm2～250kg/cm2Downward power, continues 2～15 minutes to powdery resin and solid substrate shape
Integral connected automatic mah-jong pieces.6), aforementioned automatic mah-jong pieces is processed by shot blasting；Described powdery resin is melamine
Polyimide resin or urea resin.Prior art uses melmac or urea resin to make and is formed with reeded mah-jong pieces
Bottom, then the bottom demoulding is placed in the second mould, in groove, add magnetic force block, then fill adjuvant also in groove
Add melmac or urea resin, make and form mah-jong pieces entirety, magnetic force block is firmly fixed at inside mah-jong pieces.
Mah-jong pieces use melmac or urea resin to make, and when mahjong table is shuffled, can reach the effect of noise abatement, and can pass through magnetic
The magnetic pole of power block unify mah-jong pieces towards, reach the purpose shuffled.But, the bottom produced need to be with for placing magnetic force
The groove of block, and also need to more mold exchange after its demoulding when making fixing bottom, then carry out next step operation, therefore, cause
The process making mah-jong pieces needs the most more mold exchange and requires higher to the mould fineness used.
In sum, a kind of automatic mah-jong with noise reduction function is gone out by relatively simple operating process and Making mold
Board has preferable commercial value.
Summary of the invention
The deficiency existed for prior art, the purpose of the present invention one is to provide a kind of automatic mah-jong pieces, which solves
Automatic mah-jong pieces easily sends the problem of loud noise when being shuffled by automatic mahjong-playing machine, has the advantage reducing noise.
For achieving the above object one, the technical scheme is that
A kind of automatic mah-jong pieces, including the component of following parts by weight:
Polyurethane 80-92 part；
Coagulator 1-10 part；
Magnetic force block 10-15 part；
Described coagulator is 3,3 '-two chloro-4, and 4 '-diaminodiphenyl-methane, HJ-1885-1 type dual-component polyurethane seal
The double group of glue, HJ-1582-2 type dual-component polyurethane fluid sealant, HJ-1590-2 type dual-component polyurethane fluid sealant, HJ-3157 type
At least one in part polyurethane sealant.
In the application, have employed polyurethane as base material, polyurethane hardness wide ranges, and the adjustable extent of performance is relatively
Greatly, after adding coagulator, by being mutually mixed and reacting, thus the application integral hardness is adjusted；Add magnetic force block, make
Automatic mahjong-playing machine carries out automatic card shuffling.3,3 '-two chloro-4,4 '-diaminodiphenyl-methane can produce good coagulating to polyurethane
Gu effect；HJ-1885-1 type dual-component polyurethane fluid sealant, HJ-1582-2 type dual-component polyurethane fluid sealant, HJ-1590-2
Type dual-component polyurethane fluid sealant, HJ-3157 type dual-component polyurethane fluid sealant by similar compatibility away from, can send out with polyurethane
Raw crosslinked action, while making polyurethane reach good coagulation result, plays the effect of regulation the application hardness, thus anti-
The application only formed crosses soft and cannot carry by magnetic force block, and the application being also prevented from formation is really up to the mark and sends out when causing mutually colliding
Go out bigger noise；Additionally, after coagulator and polyurethane are mutually mixed, the application high resilience after solidification can be made, and outside
Surface forms smooth and resilient elastica；Therefore, the application entirety has relatively mild pliability and elasticity, mutually touches
Can reach the purpose of good damping noise reduction when hitting, and hands is difficult to elongated cocoon during using the application.Meanwhile, this Shen is also made
Please have wear-resisting, anti-skidding, stable and intensity advantages of higher.
More preferably: described automatic mah-jong pieces also includes that plasticizer, the parts by weight of described plasticizer are 7-25 part,
Described plasticizer is dibenzoic acid dimerization propylene glycol ester or Plexol 201.
Dibenzoic acid dimerization propylene glycol ester can make polyurethane reach good plasticization, and has good cementability,
The most also can reduce the gap between polyurethane so that it is and reach between polyurethane to closely cooperate, so that polyurethane is quick
Molding.Plexol 201 is the plasticizer of function admirable, has the insulating properties of excellence.Plasticizer is long chain structure,
Form complex role with coagulator, preferably intertexture can be formed with polyurethane, promote the solidification of polyurethane and shorten the application and coagulate
Gu the required time；And make the application of formation have preferable pliability and good resilience effect, can after once being scratched
Very fast reinstatement.
More preferably: described automatic mah-jong pieces also includes that softening agent, the parts by weight of described softening agent are 0.8-3.5
Part, described softening agent is at least one in dimethyl phthalate, diethyl phthalate.
Dimethyl phthalate is that one has the strongest dissolving power, and has lubrication, the effect softened, it is possible to poly-ammonia
Ester mixes well and has good film property, cohesiveness and water proofing property, promotes the mobility of co-mixing system, increases system and coagulates
Softness after Gu, with coagulator, plasticizer with the use of, regulation the application hardness so that the application has well
Feel.The good compatibility is formed, moreover it is possible to it is played bating effect, with solidifying between diethyl phthalate and polyurethane
Gu agent, plasticizer with the use of, play synergism, make mixed system can reach suitable hardness after solidification, and can improve
The aging resistance degree of the application and hot strength, and extend the service life of the application.
More preferably: described automatic mah-jong pieces also includes that defoamer, described defoamer are preferably mineral oil antifoam agent,
The parts by weight of described mineral oil antifoam agent are 0.1-0.5 part.
Owing to, after coagulator and polyurethane hybrid reaction, minute bubbles can be produced, in mixed system, easily affect each component it
Between interaction, thus the damping noise reduction ability of the application and feel after reducing molding.Mineral oil antifoam agent has excellence
Diffusibility and permeability, still can reach good suppression foam in the system that mobility is poor and produce and eliminate the work of foam
With；Can compound with plasticizer, coagulator and use and produce synergism, accelerate gas internal after polyurethane solidifies and reduces molding
Bubble, increases integral shock-absorbing ability, improves toughness, and makes feel become more preferable.And mineral oil antifoam agent has good acidproof
Alkaline resistance properties, after using with polyurethane formulation, can reach the effect preferably preventing sweat from corroding.
More preferably: described magnetic force block includes opposite sex magnet piece and iron ring, described iron ring is coated on opposite sex magnet piece
Surrounding, described opposite sex magnet piece and the ratio of weight and number of iron ring are 1-1.2: 1, the cross section of described magnetic force block and automatic mah-jong
The ratio of board cross section is more than 3/10.
Opposite sex magnet piece has the two poles of the earth, north and south, and the application is at opposite sex magnet piece surrounding cladding iron ring, and the horizontal stroke of this magnetic force block
Cross section accounts for more than the 30% of the application cross section, not only can increase the weight of magnetic force block, and user is picked up the component of the application and increased
Add, prevent the application from kicking the beam；The most do not affect the suction of opposite sex magnet piece upper and lower surface, it is simple to automatic mahjong-playing machine is in the process shuffled
In make the application automatically achieve unified effect, and board can be avoided facing to skimble-scamble phenomenon.
The purpose of the present invention two is to provide the processing technology of a kind of automatic mah-jong pieces.
For achieving the above object two, the technical scheme is that
The processing technology of a kind of automatic mah-jong pieces, comprises the steps:
S1, is heated to 70-80 DEG C by 80-92 part polyurethane powder, carries out dehumidification for the first time and processes；
S2, is heated to 70-80 DEG C by 1-10 part coagulator, 7-25 part plasticizer, 0.8-3.5 part softening agent respectively, remixes all
Even, carry out second time dehumidification and process；
S3, is sufficiently mixed the mixture obtained in S1 and S2 respectively, is respectively classified into the first mixture and the second mixture；
S4, is heated to 100-135 DEG C by mould, then carries out the first mixture in S3 adding to mould after third time dehumidification processes
In tool, flatten, after solidification 20-35min, form bottom；
S5, the bottom formed adds one piece of magnetic force block that parts by weight are 10-15 part, treat bottom resolidification 2-in S5
5min, forms the bottom of band magnetic force block；
S6, carries out the second mixture obtained in S3 the 4th dehumidification and processes, add the end of the band magnetic force block obtained to S5
On layer, flattening, stand 20-35min, the second mixture solidification forms white；
S7, the white surface formed in S6 suppresses corresponding pattern, vulcanizes 12-15h, cooling under conditions of 100-135 DEG C
Obtain semi-finished product；
S8, tints on the pattern of semi-finished product in S7, fine-grinding and polishing, it is thus achieved that finished product.
Each component is separately heated to 70-80 DEG C, respectively becomes liquid state, can more uniformly mix；And wherein deposit
Moisture be heated after in the component of liquid state, easily form bubble, process removal of bubbles by dehumidification, after raw material mixes,
Add tightness degree mutual between polyurethane and other components, so that plasticizer, coagulator, softening agent form collaborative work
With, preferably coordinate with being formed between polyurethane, so that the application after molding faster solidifies, improve the application noise reduction and subtract
The function of shake.
First make bottom in a mold, after it solidifies substantially, in bottom surface plus magnetic force block, and make magnetic force block be subject to
The bottom fully not the condensed bonding effect to it, increases the bonding strength between magnetic force block lower surface and bottom.Again at bottom
With add the second mixture on magnetic force block upper surface, form white, so that magnetic force block and bottom, magnetic force block and white, bottom
The most corresponding with between white, it is interconnected to form entirety.After 100-135 DEG C of sulfuration 12-15h, white and coagulating in bottom
Gu form the most sufficient crosslinked action between agent and polyurethane, plasticizer and polyurethane, and by between wherein blending ingredients part
Gap reduces, and improves the bonding strength between white and bottom, so that white, bottom more consolidation form more consolidation
Entirety, embody higher resilience effect on this basis, thus improve feel and improve the noise reduction of entirety；With
Time, also improve the pulling force of the application, aging resistance degree, internal intensity and rub proofness, extend the service life of the application.
More preferably: 0.1-0.5 part defoamer is also heated to liquid state by described S2, then with other things in S2
Matter mixes.
The defoamer of liquid, under the synergism of softening agent, can preferably mix with other components, and in mixing
During, make the bubble in mixture be abolished and the formation of bubble can be suppressed.
More preferably: in the first mixture, add 0.2-0.5 part pigment in described S4, and fill with the first mixture
Divide mixing.
Adding pigment can make the first mixing with corresponding color, and the stereovision between bottom and the white of formation is the brightest
Aobvious, and carry coloured the application richer age to feel.
More preferably: described first, second, third, fourth dehumidification processes and be the process of evacuation dehumidification.
The effect of removing moisture within mixed system is reached in the case of being added without other materials；And can be with deaeration agent
Coordinate, the foam in mixed system is quickly removed.Wherein, first, second dehumidification processes and keeps keeping respectively raw material and auxiliary
Material component be dried, prevent moisture make when being heated to become in the raw material of liquid be full of bubble, and prevent hydroxyl isoreactivity group with
The groups such as active isocyanates react.3rd, the 4th time dehumidification processes for mixed raw material, makes to insert in mould
Mixture be in drying regime, prevent bubble, make the spacing between polyurethane and other components reduce, and each other
Form compact siro spinning technology, add the tightness of entirety, and do not affect shockproof effect.
In sum, the method have the advantages that
1, polyurethane is used can to arrive good pliability and rub proofness as base material, the main body of formation, in the process shuffled
In can reduce noise；And with coagulator, plasticizer, softening agent with the use of rear, the application of preparing has and is more suitable for
Hardness and more preferable resilience effect, during making to shuffle, produced noise is substantially reduced；Improve feel simultaneously, and prevent from touching
Hit and cut is caused on surface；Also improve aging resistance degree and the hot strength of the application, extend the service life of the application.
2, defoamer compounds with plasticizer, coagulator and uses and produce synergism, accelerates polyurethane and solidifies and reduce into
Bubble within the application after type, increases integral shock-absorbing ability, improves toughness, and makes the application smooth surface and feel become
More preferably.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
The present embodiment can be made after reading this specification by member as required does not has the amendment of creative contribution, but as long as at this
All protected by Patent Law in the right of invention.
Controlled trial 1: hardness and hot strength testing experiment
Test specimen: using embodiment 1-6 as test sample 1-7, comparative example 1-6 is as control sample 1-6.
Embodiment 1: a kind of automatic mah-jong pieces, the most each component and parts by weight thereof (note: HJ-1885-1 type as shown in table 1
Dual-component polyurethane fluid sealant, HJ-1582-2 type dual-component polyurethane fluid sealant, HJ-1590-2 type dual-component polyurethane seal
Glue, HJ-3157 type dual-component polyurethane fluid sealant are purchased from Zibo permanent polyurethane Science and Technology Co., Ltd.).
The processing technology of embodiment 1:
S1, is heated to 80 DEG C by the polyurethane powder of corresponding parts by weight, becomes liquid, carries out at first time evacuation dehumidification
Reason；
S2, weighs the coagulator of corresponding parts by weight, is heated to 80 DEG C, remixes uniformly, carries out at second time evacuation dehumidification
Reason；
S3, is sufficiently mixed the mixture obtained in S1 and S2 respectively, is respectively classified into the first mixture and the second mixture；
S4, is heated to 120 DEG C by mould, processes carrying out third time evacuation dehumidification in the first mixture, adds afterwards to mould
In tool, flatten, after solidification 30min, form bottom；
S5, the bottom formed in S5 adds the magnetic force block of corresponding parts by weight, treats bottom resolidification 3min, forms band magnetic force
The bottom of block；
S6, carries out the second mixture obtained in S3 the 4th evacuation dehumidification and processes, add the band magnetic force obtained to S5
On the bottom of block, flattening, stand 30min, the second mixture solidification forms white；
S7, the white surface formed in S6 suppresses corresponding pattern, vulcanizes 15h under conditions of 120 DEG C, and cooling obtains half and becomes
Product；
S8, tints on the pattern of semi-finished product in S7, fine-grinding and polishing, it is thus achieved that finished product.
Embodiment 2: a kind of automatic mah-jong pieces, the difference with embodiment 1 is, the most each component and parts by weight thereof such as table
Shown in 1.
The processing technology of embodiment 2:
S1, is heated to 80 DEG C by the polyurethane powder of corresponding parts by weight, becomes liquid, carries out at first time evacuation dehumidification
Reason；
S2, weighs the coagulator of corresponding parts by weight, plasticizer, softening agent, is heated to 80 DEG C, remixes uniformly, carries out second
Secondary evacuation dehumidification processes；
S3, is sufficiently mixed the mixture obtained in S1 and S2 respectively, is respectively classified into the first mixture and the second mixture；
S4, is heated to 120 DEG C by mould, then the pigment of corresponding parts by weight is added in the first mixture to S3 and carry out the
Three times evacuation dehumidification processes, and adds afterwards to mould, flattens, and after solidification 30min, forms bottom；
S5, the bottom formed in S5 adds the magnetic force block of corresponding parts by weight, treats bottom resolidification 3min, forms band magnetic force
The bottom of block；
S6, carries out the second mixture obtained in S3 the 4th evacuation dehumidification and processes, add the band magnetic force obtained to S5
On the bottom of block, flattening, stand 30min, the second mixture solidification forms white；
S7, the white surface formed in S6 suppresses corresponding pattern, vulcanizes 15h under conditions of 120 DEG C, and cooling obtains half and becomes
Product；
S8, tints on the pattern of semi-finished product in S7, fine-grinding and polishing, it is thus achieved that finished product.
Embodiment 3: a kind of automatic mah-jong pieces, the difference with embodiment 2 is, each component and parts by weight thereof such as table 1 institute
Show, the S6 of processing technology increase the defoamer of corresponding parts by weight, be heated to 80 DEG C and make its shape that is in a liquid state, then by its with
Other materials in S2 mix；The processing technology of other step reference examples 1.
Embodiment 4-embodiment 7: a kind of automatic mah-jong pieces, the difference with embodiment 3 is, each component and parts by weight thereof
As shown in table 1.
Comparative example 1: a kind of automatic mah-jong pieces, wherein, in parts by weight, polyurethane 100 parts, magnetic force block 10 parts, face
Expect 0.3 part.
The processing technology of comparative example 1:
After 100 parts of polyurethane fusings, 30 parts taken out and adds 0.3 part of pigment, adding in mould after mix homogeneously, cooled and solidified
Insert magnetic force block after 30min, add the polyurethane after remaining fusing, cooled and solidified, prepare.
Comparative example 2: a kind of automatic mah-jong pieces, lacks coagulator, other each component and parts by weight thereof compared with Example 4
As shown in table 2；Its processing technology is identical with the preparation technology of embodiment 4.
Comparative example 3: a kind of automatic mah-jong pieces, lacks plasticizer, other each component and parts by weight thereof compared with Example 4
As shown in table 2；Its processing technology is identical with the preparation technology of embodiment 4.
Comparative example 4: a kind of automatic mah-jong pieces, lacks softening agent, other each component and parts by weight thereof compared with Example 4
As shown in table 2；Its processing technology is identical with the preparation technology of embodiment 4.
Comparative example 5: a kind of automatic mah-jong pieces, lacks defoamer, other each component and parts by weight thereof compared with Example 4
As shown in table 2；Its processing technology is identical with the preparation technology of embodiment 4.
Comparative example 6: a kind of automatic mah-jong pieces, lacks coagulator, plasticizer, softening agent compared with Example 4, other each group
Divide and parts by weight are as shown in table 2；Its processing technology is identical with the preparation technology of embodiment 4.
Test method: 1, the method pair that test sample 1-7 and control sample 1-6 are specified in GB GB/T 2411-2008
Hardness is tested, and record data are also analyzed；2, use INSTRON-1121 type tension and bending testing machine that hot strength is carried out
Test, record data are also analyzed.
Result of the test: test sample 1-7 is as shown in table 3 with shore hardness contrast with the hot strength of control sample 1-6.
Table 1 tests each component and parts by weight thereof in sample 1-7
Each component and parts by weight thereof in table 2 control sample 2-6
Table 3 is tested the hot strength of sample 1-7 and control sample 1-6 and is contrasted with shore hardness
As shown in Table 3, the hot strength of test sample 1-7, higher than the hot strength of control sample 1-6, illustrates that testing sample has good
Good drawing effect；And the shore hardness of test sample is less than the shore hardness of control sample, for control sample, the most soft
Soft.The reason forming above-mentioned contrast essentially consists in: control sample 1-6 in the fabrication process, have employed coagulator, plasticizer, softening
Agent forms complex role with polyurethane, during promoting polyurethane solidification, also makes the gap between component reduce, adds poly-
Bonding strength between urethane and other components, in drawing process, makes each component that polyurethane is had interaction force, thus
Enhance the hot strength of test sample.And due to the compounding use of softening agent Yu coagulator, so that the shore hardness of test sample
Relatively low, there is shockproof effect each other, and the produced noise of collision is substantially reduced.
Controlled trial 2: heat aging performance testing experiment
Test specimen: use the test specimen that the test sample in controlled trial 1 and control sample are tested as this.
Test method: 1, use INSTRON-1121 type tension and bending testing machine that hot strength is tested, record number
According to and analyze；2, method test sample 1-7 and control sample 1-6 specified in GB GB/T3512-2001 is to heat aging
Can test, record data are also analyzed.
Result of the test: the heat aging performance change of test sample 1-7 and control sample 1-6 is as shown in table 4.
The heat aging performance change of sample 1-7 and control sample 1-6 tested by table 4
As shown in Table 4, through heat ageing process after, test sample 1-7 hot strength with without heat ageing process before drawing
Stretching intensity to compare, change is little, and degree of aging is the highest；And degree of aging is relatively big in control sample 1-6, especially control sample 4 and right
The hot strength of 6 reduces more in the same old way, and degree of aging is bigger.From the foregoing, it will be observed that coagulator, plasticizer, softening agent and polyurethane shape
Become complex role, improve the ageing resistance of polyurethane in test sample, can reach the effect increased the service life.
Controlled trial 3: elastic recovery capability testing experiment
Test specimen: use the test specimen that the test sample in controlled trial 1 and control sample are tested as this.
Test method: use the pressure of 10N once to scratch test sample 1-7 and control sample 1-6 surface respectively, observe
Each sample surface scratch disappear and restore to the original state needed for time, record and be analyzed.
Result of the test: test sample 1-7 and control sample 1-6 surface recovery time are as shown in table 5.
Table 5 tests sample 1-7 and control sample 1-6 surface recovery time
As shown in Table 5, after being scratched by same active force, test sample surface recover than control sample recovery time
Shorter.Therefore, complex role is formed between polyurethane and coagulator, plasticizer, softening agent, defoamer so that test sample has
Preferably elasticity and resilience effect, be difficult to make hands grind cocoon, be collided or scratched, can comparatively fast recover during use
Original state.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned enforcement
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications are also
Should be regarded as protection scope of the present invention.
Claims (9)
1. an automatic mah-jong pieces, is characterized in that: include the component of following parts by weight:
Polyurethane 80-92 part；
Coagulator 1-10 part；
Magnetic force block 10-15 part；
Described coagulator is 3,3'-bis-chloro-4,4'-diaminodiphenyl-methane, the sealing of HJ-1885-1 type dual-component polyurethane
The double group of glue, HJ-1582-2 type dual-component polyurethane fluid sealant, HJ-1590-2 type dual-component polyurethane fluid sealant, HJ-3157 type
At least one in part polyurethane sealant.
A kind of automatic mah-jong pieces the most according to claim 1, is characterized in that: described automatic mah-jong pieces also includes plasticizer,
The parts by weight of described plasticizer are 7-25 part, described plasticizer be dibenzoic acid dimerization propylene glycol ester or decanedioic acid two different pungent
Ester.
A kind of automatic mah-jong pieces the most according to claim 2, is characterized in that: described automatic mah-jong pieces also includes softening agent,
The parts by weight of described softening agent are 0.8-3.5 part, and described softening agent is dimethyl phthalate, diethyl phthalate
In at least one.
A kind of automatic mah-jong pieces the most according to claim 1, is characterized in that: described automatic mah-jong pieces also includes defoamer,
Described defoamer is preferably mineral oil antifoam agent, and the parts by weight of described mineral oil antifoam agent are 0.1-0.5 part.
A kind of automatic mah-jong pieces the most according to claim 1, is characterized in that: described magnetic force block includes opposite sex magnet piece and ferrum
Circle, described iron ring is coated on the surrounding of opposite sex magnet piece, and the ratio of weight and number of described opposite sex magnet piece and iron ring is 1-1.2:1,
The cross section of described magnetic force block and the ratio of automatic mah-jong pieces cross section are more than 3/10.
6. a processing technology for automatic mah-jong pieces, is characterized in that: comprise the steps:
S1, is heated to 70-80 DEG C by 80-92 part polyurethane powder, carries out dehumidification for the first time and processes；
S2, is heated to 70-80 DEG C by 1-10 part coagulator, 7-25 part plasticizer, 0.8-3.5 part softening agent respectively, remixes all
Even, carry out second time dehumidification and process；
S3, is sufficiently mixed the mixture obtained in S1 and S2 respectively, is respectively classified into the first mixture and the second mixture；
S4, is heated to 100-135 DEG C by mould, then carries out the first mixture in S3 adding to mould after third time dehumidification processes
In tool, flatten, after solidification 20-35min, form bottom；
S5, the bottom formed adds one piece of magnetic force block that parts by weight are 10-15 part, treat bottom resolidification 2-in S5
5min, forms the bottom of band magnetic force block；
S6, carries out the second mixture obtained in S3 the 4th dehumidification and processes, add the end of the band magnetic force block obtained to S5
On layer, flattening, stand 20-35min, the second mixture solidification forms white；
S7, the white surface formed in S6 suppresses corresponding pattern, vulcanizes 12-15h, cooling under conditions of 100-135 DEG C
Obtain semi-finished product；
S8, tints on the pattern of semi-finished product in S7, fine-grinding and polishing, it is thus achieved that finished product.
The processing technology of a kind of automatic mah-jong pieces the most according to claim 6, is characterized in that: also by 0.1-in described S2
0.5 part of defoamer is heated to liquid state, then mixes with other materials in S2.
The processing technology of a kind of automatic mah-jong pieces the most according to claim 6, is characterized in that: to the first mixing in described S4
Thing adds 0.2-0.5 part pigment, and is sufficiently mixed with the first mixture.
The processing technology of a kind of automatic mah-jong pieces the most according to claim 6, is characterized in that: described first, second,
Three, the 4th dehumidification processes and is the process of evacuation dehumidification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698207.XA CN106310654A (en) | 2016-08-19 | 2016-08-19 | Automatic mahjong tile and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698207.XA CN106310654A (en) | 2016-08-19 | 2016-08-19 | Automatic mahjong tile and production process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106310654A true CN106310654A (en) | 2017-01-11 |
Family
ID=57741229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610698207.XA Pending CN106310654A (en) | 2016-08-19 | 2016-08-19 | Automatic mahjong tile and production process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106310654A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970104A (en) * | 2018-07-26 | 2018-12-11 | 海宁永欣科技咨询有限公司 | A kind of preparation method of antibacterial mah-jong pieces |
| CN109091856A (en) * | 2018-07-24 | 2018-12-28 | 东莞市柏锐智能科技有限公司 | A kind of mute anticracking flexible glue mah-jong pieces and its production method |
| CN111925502A (en) * | 2020-08-13 | 2020-11-13 | 荆晓东 | Novel mute mahjong material and preparation method thereof |
| CN112237734A (en) * | 2019-07-19 | 2021-01-19 | 施建辉 | Automatic mahjong pieces and manufacturing process thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1111541A (en) * | 1995-05-05 | 1995-11-15 | 李运用 | Soundless Mahjong pieces |
| CN1372994A (en) * | 2002-04-03 | 2002-10-09 | 刘克林 | Mah-jung pieces |
| CN100575041C (en) * | 2007-08-24 | 2009-12-30 | 泉州精国密胺制品有限公司 | A kind of production method of automatic mah-jong pieces |
| CN202569456U (en) * | 2012-04-10 | 2012-12-05 | 中山泰成塑料制品有限公司 | Novel noiseless mahjong |
| CN103351579A (en) * | 2013-07-24 | 2013-10-16 | 成都市新筑路桥机械股份有限公司 | High polymer composite for embedded rail system |
| CN204734946U (en) * | 2015-06-16 | 2015-11-04 | 花云祥 | Novel noiseless mahjong of environmental protection |
-
2016
- 2016-08-19 CN CN201610698207.XA patent/CN106310654A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1111541A (en) * | 1995-05-05 | 1995-11-15 | 李运用 | Soundless Mahjong pieces |
| CN1372994A (en) * | 2002-04-03 | 2002-10-09 | 刘克林 | Mah-jung pieces |
| CN100575041C (en) * | 2007-08-24 | 2009-12-30 | 泉州精国密胺制品有限公司 | A kind of production method of automatic mah-jong pieces |
| CN202569456U (en) * | 2012-04-10 | 2012-12-05 | 中山泰成塑料制品有限公司 | Novel noiseless mahjong |
| CN103351579A (en) * | 2013-07-24 | 2013-10-16 | 成都市新筑路桥机械股份有限公司 | High polymer composite for embedded rail system |
| CN204734946U (en) * | 2015-06-16 | 2015-11-04 | 花云祥 | Novel noiseless mahjong of environmental protection |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091856A (en) * | 2018-07-24 | 2018-12-28 | 东莞市柏锐智能科技有限公司 | A kind of mute anticracking flexible glue mah-jong pieces and its production method |
| CN108970104A (en) * | 2018-07-26 | 2018-12-11 | 海宁永欣科技咨询有限公司 | A kind of preparation method of antibacterial mah-jong pieces |
| CN112237734A (en) * | 2019-07-19 | 2021-01-19 | 施建辉 | Automatic mahjong pieces and manufacturing process thereof |
| CN112237734B (en) * | 2019-07-19 | 2024-04-23 | 施建辉 | Automatic mahjong pieces and manufacturing process thereof |
| CN111925502A (en) * | 2020-08-13 | 2020-11-13 | 荆晓东 | Novel mute mahjong material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106310654A (en) | Automatic mahjong tile and production process thereof | |
| CN106905599A (en) | A kind of lightweight high-elastic EVA composite foam material and its preparation method and application | |
| CN106084181A (en) | Polyurethane slow rebound premixed systems for shot district, athletic ground and preparation method and application | |
| CN109594351A (en) | One bulb solvent-free ecological skin and preparation method thereof | |
| CN108610621A (en) | A kind of high acoustic absorption low-density polyurethane semi-rigid foam and preparation method thereof | |
| CN103724789A (en) | Thermoplastic elastomer toy material and preparation method thereof | |
| CN100581741C (en) | Rubber elastic grinding wheel | |
| CN108219222A (en) | A kind of modified bamboo fibre/Heveatex composite sponge and preparation method thereof | |
| JPH0641325A (en) | Surface member and its production | |
| CN104608270B (en) | A kind of preparation method of the EVA foam shoe material containing cork | |
| CN108976523A (en) | A kind of sponge rubber and preparation method thereof of cold resistance microcellular structure | |
| CN104844841A (en) | Rubber sponge for table tennis bat | |
| CN115287913B (en) | Soft suede basketball synthetic leather and preparation method thereof | |
| CN1957787A (en) | Artificial flowers, and preparation method | |
| CN102975321A (en) | Method for preparing condom by using polyisoprene rubber latex | |
| CN105885147A (en) | Method for producing high-elastic and damping sole | |
| CN103342888A (en) | Skin-feel nap up and nap down jumbuck resin and preparation method thereof | |
| CN107502072A (en) | A kind of preparation method of the rubber floor covering with antibacterial bacteriostatic effect | |
| CN108384503A (en) | A kind of preparation method of the special adhesive of flexible face brick | |
| CN102796240A (en) | Memory sponge formula | |
| CN104193954A (en) | Method for preparing memory sponge | |
| CN201631989U (en) | Soft sepaktakraw | |
| CN104761807A (en) | Cold-resistant shoe sole material and process for preparing sole containing material | |
| JP2013513684A5 (en) | ||
| CN112237734B (en) | Automatic mahjong pieces and manufacturing process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |