阅读说明：本技术 一种废旧胶印油墨再生工艺 (A kind of waste and old offset ink regeneration technology ) 是由 柴剑南 袁洪良 于 2019-09-06 设计创作，主要内容包括：本发明公开一种废旧胶印油墨再生工艺,通过将废旧胶印油墨废水转化为可以对产品内部进行印刷的再生油墨,大大提高废旧胶印油墨的重复利用率,制备得到的再生油墨的耐热温度为150-165℃,再生油墨的附着牢度为98-100％。本发明通过第一轴承杆通过第一齿轮啮合带动第二齿轮转动,第二齿轮带动第二轴承杆转动,第一轴承杆、第二轴承杆均带动表面的碾碎辊转动,颜料进入碾碎腔内通过引导板的引导至两个碾碎辊之间,两个碾碎辊对颜料进行碾碎,通过该设计,使得在研磨油墨前可以先对颜料进行碾碎处理,有效避免颜料与油墨混合部均匀的情况,解决现有技术中油墨研磨过程中颜料无法充分与油墨混合完全的技术问题。(The present invention discloses a kind of waste and old offset ink regeneration technology, it can be to the renewable ink that interiors of products prints by converting waste and old offset ink waste water to, greatly improve the recycling rate of waterused of waste and old offset ink, the heat resisting temperature for the renewable ink being prepared is 150-165 DEG C, and the attachment fastness of renewable ink is 98-100%.The present invention is engaged by first gear by first bearing bar and drives second gear rotation, second gear drives the rotation of second bearing bar, first bearing bar, second bearing bar drives the cracker on surface to rotate, pigment, which enters, pulverizes the intracavitary guidance by directing plate between two crackers, two crackers pulverize pigment, pass through the design, so that can first carry out pulverizing processing to pigment before abrasive ink, effectively avoid pigment and the uniform situation of ink mixing unit, pigment in ink process of lapping in the prior art is solved to be unable to fully mix complete technical problem with ink.)

1. a kind of waste and old offset ink regeneration technology, which comprises the steps of:

Step 1: waste and old offset ink is added in stirred tank, is added mixture A, is obtained dispersion liquid after stirring；

Step 2: dispersion liquid is added in reaction kettle, by by weight 20-35 part monoethanolamine, 30-40 parts of glycerol, 5-15 parts of rosin are added into reaction kettle, and mixture B is prepared after heating；

Step 3: mixture B being added in stirred tank, then n-hexane is added into stirred tank, is stirred, and is made after stirring Mixture C；

Pigment: being put into the material bin of milling apparatus by step 4, and pigment is entered by material bin pulverizes intracavitary chamber, and first motor is defeated Shaft drives the rotation of first bearing bar by belt wheel group, and first bearing bar is engaged by first gear drives second gear to rotate, Second gear drives the rotation of second bearing bar, and first bearing bar, second bearing bar drive the cracker on surface to rotate, pigment into Enter to pulverize the intracavitary guidance by directing plate between two crackers, two crackers pulverize pigment, after pulverizing Pigment is entered in grinding chamber by pulverizing bottom of chamber clan, and mixture C is put into feed hopper, and mixture C is entered by feed hopper grinds In mill chamber, the second motor output shaft drives mixing roll rotation, and the helical tooth of mixing roll cooperation grinding cavity wall is to pigment and mixing Object C carries out mixed grinding, and renewable ink is formed after grinding, and renewable ink is sieved by the strainer on filter plate, and grinding is qualified Renewable ink fall into grinding chamber intracavity bottom, renewable ink is taken out by material taking mouth.

2. a kind of waste and old offset ink regeneration technology according to claim 1, which is characterized in that stirred tank in step 1 Mixing time is 30-45min, mixing speed 300-500rpm.

3. a kind of waste and old offset ink regeneration technology according to claim 1, which is characterized in that stirred tank in step 3 Mixing time is 20-40min, mixing speed 500-800rpm.

4. a kind of waste and old offset ink regeneration technology according to claim 1, which is characterized in that reaction kettle in step 3 Heating temperature is 200-250 DEG C, heating time 1.5-3h.

5. a kind of waste and old offset ink regeneration technology according to claim 1, which is characterized in that mixed described in step 1 Object A is made by rosin, maleic acid and ethyl alcohol through pyroreaction, and the mass ratio of each ingredient is 5:35:25.

6. a kind of waste and old offset ink regeneration technology according to claim 1, which is characterized in that milling apparatus processing mixing The work step of object C are as follows: pigment is entered by material bin and pulverizes intracavitary chamber, first motor output shaft drives the by belt wheel group The rotation of one bearing rod, first bearing bar is engaged by first gear drives second gear to rotate, and second gear drives second bearing Bar rotation, first bearing bar, second bearing bar drive the cracker on surface to rotate, and pigment entrance, which is pulverized, intracavitary passes through directing plate Guidance between two crackers, two crackers pulverize pigment, and the pigment after pulverizing is by pulverizing bottom of chamber clan Enter in grinding chamber, mixture C is put into feed hopper, mixture C is entered in grinding chamber by feed hopper, the second motor output shaft Mixing roll rotation is driven, the helical tooth of mixing roll cooperation grinding cavity wall carries out mixed grinding to pigment and mixture C, after grinding Renewable ink is formed, renewable ink is sieved by the strainer on filter plate, is ground qualified renewable ink and is fallen into grinding chamber Bottom of chamber portion takes out renewable ink by material taking mouth.

Technical field

The present invention relates to offset ink technical field of regeneration, and in particular to a kind of waste and old offset ink regeneration technology.

Background technique

Offset press is one kind of offset press, and hectographic printing is the current most important mode of printing for offset press, Its main feature is that needing in printing process using offset ink.However the remaining a part of meeting does not print and can not be again after printing The waste and old offset ink used, these usual waste and old offset inks can directly fall when garbage disposal, be easy to make environment in this way At pollution.

Patent document (200910192439.8) discloses a kind of waste-ink renewable ink and preparation method thereof, passes through waste ink and returns Receipts and waste ink regeneration techniques, make waste ink turn waste into wealth, make full use of resource, reduce cost, allow and reach ultimate attainment using ink, avoid The discharge of waste ink caused by during print production, can obtain more consistent under the conditions of different seasons, humidity, temperature Printing effect.But the renewable ink can not non-refractory, simultaneously attachment it is also insecure.Ink is in grinding in the prior art There is no carrying out an abundant, good grinding to pigment, while the waste ink does not ensure that pigment can be with when grinding Ink is sufficiently mixed, and grinding efficiency is not high.

Summary of the invention

The purpose of the present invention is to provide a kind of waste and old offset ink regeneration technologies, solve following technical problem: (1) passing through Waste and old offset ink can be greatly improved to the renewable ink that interiors of products prints by converting waste and old offset ink waste water to Recycling rate of waterused, the case where effectively avoiding waste and old offset ink from polluting and waste, according to QB/T 5344-2018 system The heat resisting temperature of standby obtained renewable ink is 150-165 DEG C, according to GB/T13217.7-2009, the attachment fastness of renewable ink It for 98-100%, can be used for printing interiors of products, solve heat-resistance coefficient after waste and old offset ink regeneration in the prior art And the technical problem that attachment fastness is not high；(2) intracavitary chamber is pulverized by entering pigment by material bin, first motor is defeated Shaft drives the rotation of first bearing bar by belt wheel group, and first bearing bar is engaged by first gear drives second gear to rotate, Second gear drives the rotation of second bearing bar, and first bearing bar, second bearing bar drive the cracker on surface to rotate, pigment into Enter to pulverize the intracavitary guidance by directing plate between two crackers, two crackers pulverize pigment, set by this Meter, so that can first carry out pulverizing processing to pigment before abrasive ink, effectively avoids pigment and the uniform feelings of ink mixing unit Condition solves pigment in ink process of lapping in the prior art and is unable to fully mix complete technical problem with ink；(3) pass through by Mixture C is put into feed hopper, and mixture C is entered in grinding chamber by feed hopper, and the second motor output shaft drives mixing roll to turn Dynamic, the helical tooth of mixing roll cooperation grinding cavity wall carries out mixed grinding to pigment and mixture C, forms reclaimed oil after grinding Ink, renewable ink are sieved by the strainer on filter plate, are ground qualified renewable ink and are fallen into grinding chamber intracavity bottom, solve The not high technical problem of milling apparatus grinding efficiency in the prior art.

The purpose of the present invention can be achieved through the following technical solutions:

A kind of waste and old offset ink regeneration technology, includes the following steps:

Step 1: waste and old offset ink is added in stirred tank, is added mixture A, is obtained dispersion liquid after stirring；

Step 2: dispersion liquid is added in reaction kettle, by by weight 20-35 part monoethanolamine, 30-40 parts it is sweet Oil, 5-15 parts of rosin are added into reaction kettle, and mixture B is prepared after heating；

Step 3: mixture B is added in stirred tank, then n-hexane is added into stirred tank, is stirred, after stirring Mixture C is made；

Pigment: being put into the material bin of milling apparatus by step 4, and pigment is entered by material bin pulverizes intracavitary chamber, the first electricity Machine output shaft drives the rotation of first bearing bar by belt wheel group, and first bearing bar is engaged by first gear drives second gear to turn Dynamic, second gear drives the rotation of second bearing bar, and first bearing bar, second bearing bar drive the cracker on surface to rotate, face Material, which enters, pulverizes the intracavitary guidance by directing plate between two crackers, and two crackers pulverize pigment, pulverize Pigment afterwards is entered in grinding chamber by pulverizing bottom of chamber clan, and mixture C is put into feed hopper, mixture C by feed hopper into Enter in grinding chamber, the second motor output shaft drives mixing roll rotation, the helical tooth of mixing roll cooperation grinding cavity wall to pigment and Mixture C carries out mixed grinding, and renewable ink is formed after grinding, and renewable ink is sieved by the strainer on filter plate, grinding Qualified renewable ink falls into grinding chamber intracavity bottom, takes out renewable ink by material taking mouth.

Further, the mixing time of stirred tank is 30-45min, mixing speed 300-500rpm in step 1.

Further, the mixing time of stirred tank is 20-40min, mixing speed 500-800rpm in step 3.

Further, in step 3 the heating temperature of reaction kettle be 200-250 DEG C, heating time 1.5-3h.

Further, mixture A described in step 2 is made by rosin, maleic acid and ethyl alcohol through pyroreaction, each ingredient Mass ratio be 5:35:25.

Further, the work step of milling apparatus are as follows: pigment is entered by material bin and pulverizes intracavitary chamber, first motor Output shaft drives the rotation of first bearing bar by belt wheel group, and first bearing bar is engaged by first gear drives second gear to turn Dynamic, second gear drives the rotation of second bearing bar, and first bearing bar, second bearing bar drive the cracker on surface to rotate, face Material, which enters, pulverizes the intracavitary guidance by directing plate between two crackers, and two crackers pulverize pigment, pulverize Pigment afterwards is entered in grinding chamber by pulverizing bottom of chamber clan, and mixture C is put into feed hopper, mixture C by feed hopper into Enter in grinding chamber, the second motor output shaft drives mixing roll rotation, the helical tooth of mixing roll cooperation grinding cavity wall to pigment and Mixture C carries out mixed grinding, and renewable ink is formed after grinding, and renewable ink is sieved by the strainer on filter plate, grinding Qualified renewable ink falls into grinding chamber intracavity bottom, takes out renewable ink by material taking mouth.

Milling apparatus includes rack 1, and 1 top side of rack is equipped with mounting rack 2, is equipped in the mounting rack 2 Chamber 3 is pulverized, it is described to pulverize perforation connection 31 bottom of material bin at the top of chamber 3, it is also equipped with first motor 4 in the rack 1, it is described 4 output shaft of first motor is equipped with first by the transmission connection first bearing bar 6 of belt wheel group 5,6 other end of first bearing bar Gear 7,7 outer peripheral surface of the first gear engagement are connected with second gear 8, and the second gear 8 is sheathed on second bearing bar 9 On, cracker 10, and the first bearing bar 6, second bearing bar are arranged on the first bearing bar 6, second bearing bar 9 Bearing block 11 is run through at 9 both ends, and four bearing blocks 11 are slidably mounted on 2 two sides of mounting rack, 9 two sides of second bearing bar respectively Bearing block 11 be respectively connected with spring lever 12, the spring lever 12 is installed on 121 one end of lead screw, and the screw rod 121 is fixedly mounted In on mounting rack 2, the 3 inner cavity two sides of chamber of pulverizing are mounted on the directing plate 15 being obliquely installed, and two directing plates 15 are set respectively Two crackers, 10 top two sides are placed in, described to pulverize 3 bottom of chamber perforation connection grinding chamber, 13 top, the grinding chamber 13 is close Wall perforation in upper side is connected with feed hopper 14, and 13 inner cavity of the grinding chamber is equipped with filter plate 18, and the filter plate 18 is close to outer Enclose it is external strainer is installed, and 18 upper surface middle position of the filter plate is equipped with the second motor 19, and second motor 19 is defeated Shaft end is connected with mixing roll 16, and 13 inner wall of grinding chamber is provided with the helical tooth with the grinding of 16 surface engagement of mixing roll 17, and 13 outer wall of the grinding chamber offers material taking mouth 20 close to bottom position.

Beneficial effects of the present invention:

(1) a kind of waste and old offset ink regeneration technology of the invention, can be with by converting waste and old offset ink waste water to To the ink that interiors of products is printed, the recycling rate of waterused of waste and old offset ink is greatly improved, effectively avoids waste and old offset printing oil The case where ink is polluted and is wasted.By adding monoethanolamine, glycerol, by its strong corrosivity and heat resistance, effectively Impurity in waste and old offset ink is removed, at the same increase be made renewable ink heat resistance, by addition maleic acid and Ethyl alcohol, due in alcohol molecule, with the presence of hydrogen bond, association occurring, mixes waste and old offset ink sufficiently with it It closes, while increasing the adhesive ability of renewable ink obtained, according to the resistance to of the QB/T 5344-2018 renewable ink being prepared Hot temperature is 150-165 DEG C, and according to GB/T13217.7-2009, the attachment fastness of renewable ink is 98-100%, be can be used for pair Interiors of products is printed.

(2) intracavitary chamber is pulverized by entering pigment by material bin, first motor output shaft drives the by belt wheel group The rotation of one bearing rod, first bearing bar is engaged by first gear drives second gear to rotate, and second gear drives second bearing Bar rotation, first bearing bar, second bearing bar drive the cracker on surface to rotate, and pigment entrance, which is pulverized, intracavitary passes through directing plate Guidance between two crackers, two crackers pulverize pigment, by the design, so that can before abrasive ink First to carry out pulverizing processing to pigment, pigment is effectively avoided to mix non-uniform situation with ink, at the same by first bearing bar, Second bearing bar, first gear, the matching design of second gear allow first motor to drive two crackers to face simultaneously Material is pulverized, and by the design of spring lever and lead screw, rotational lead screw is to pass through spring lever to drive second bearing bar two sides Bearing block slided on mounting rack, it is practical so as to adjust the distance between two crackers；

(3) by the way that mixture C to be put into feed hopper, mixture C is entered in grinding chamber by feed hopper, and the second motor is defeated Shaft drives mixing roll rotation, and the helical tooth of mixing roll cooperation grinding cavity wall carries out mixed grinding to pigment and mixture C, grinds Renewable ink is formed after mill, renewable ink is sieved by the strainer on filter plate, is ground qualified renewable ink and is fallen into grinding Chamber intracavity bottom takes out renewable ink by material taking mouth, by the helical tooth matching design of mixing roll and grinding cavity wall, so that Pigment can be sufficiently mixed with ink, greatly increase the grinding efficiency of ink.

Detailed description of the invention

The present invention will be further described below with reference to the drawings.

Fig. 1 is the structural schematic diagram of milling apparatus of the present invention；

Fig. 2 is the connection view of first gear of the present invention, second gear；

Fig. 3 is the connection interior views that the present invention pulverizes chamber, grinding chamber.

In figure: 1, rack；2, mounting rack；3, chamber is pulverized；31, material bin；4, first motor；5, belt wheel group；6, first axle Hold bar；7, first gear；8, second gear；9, second bearing bar；10, cracker；11, bearing block；12, spring lever；121, silk Thick stick；13, grinding chamber；14, feed hopper；15, directing plate；16, mixing roll；17, helical tooth；18, filter plate；19, the second motor；20, Material taking mouth.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other Embodiment shall fall within the protection scope of the present invention.

It please refers to shown in Fig. 1-3, the present invention provides a kind of technical solution: