Third, binding books binding process

The covers and back covers of hardcover books are generally made of silk, linoleum, artificial leather, leather, or paper, and are affixed to the surface of cardboard to form book covers. According to the processing method of the cover, there are spine grooves and spineless shells. The back of the book block can be processed into hard back, cavity back and soft back, etc., beautiful shape, strong and durable.
The binding process of hardcover book is:

The production of book blocks → The production of book shells → The upper shell

(1) Production of book blocks

The first part of the book block production is the same as the binding process for the bound book binding, including: cutting, folding, collating, sewing, and cutting. After the above work is done, the special processing of the hardcover book block is performed. The book block is in the form of a round back with a ridge. It can be flattened, brushed, dried, cut, rolled, ridged, brushed, glued, and then brushed, glued on the basis of the paperback book core. , sticky spine paper, drying, etc. complete the processing of hardcover book cores. The book block is in the form of square backs and no need for rounding. The book core is in the shape of a round back without ridges, and it does not require ridges.

1. Flattening The flattening is performed on a special press, which makes the book block solid and flat to improve the binding quality of the book.

2. Brushing The glue is used manually or mechanically to make the book block reach the basic shape. When processing in the next procedure, the signatures do not move to each other.

3. Cutting The basic dry book block is trimmed to become a light book core.

4. Rounding The process of treating the back spine portion of a book spine by an artificial or mechanical process into a circular arc shape, called a round circle. After the round is finished, the book stickers of the entire book can be staggered with each other, which is easy to read and improve the firmness of the book block.

5. The ridge is manually or mechanically used to clamp the book block to the edge of the book spine and the ring lining. Press a dent so that the spine rises slightly outwards. The process is called raising the spine so as to prevent the book block from being warped after being rounded.

6. Processing of spine

Processing content includes: brush glue, adhesive tape, paste gauze, paste plug cloth, paste spine paper.

Sticking gauze can increase the strength of the joint of the book block and the strength of the connection between the book block and the book case.

Cloth cloth, affixed to both ends of the head and feet of the back of the book block, tightly connected between the signatures, not only increases the firmness of the book binding, but also makes the book become beautiful.

Spine paper must be placed in the middle of the back of the book block and must not wrinkle or foam.

(b) Book shell production The book shell is the cover of the hardcover book. The shell material should have a certain strength and wear resistance, and have a decorative role.

With a piece of fabric, the cover made of the cover, the back cover and the back together is called the monolithic book cover. The cover and back cover are made of the same fabric, and the back cover is made of another piece of fabric, called the book cover.

When making the book shell, first cut the cover material according to the specified size and brush the glue, and then compact and position the front and back sealing paperboard (called the swinging shell), wrap the edges and corners, and carry out the flattening to complete the book. Shell production. Due to the low manual operation efficiency, mechanical book cases have been used instead.

Well-made book shells, after the front and rear seals and book backs, imprint the book titles and designs. In order to adapt to the arc shape of the back of the book, after the book shell is finished, it is necessary to carry out rounding.

(III) Lettering

The process of linking the book shell and the book block is called the upper shell, also called the shell.

The method of putting the shell on the book is to coat the glue on the one side of the book block, place it on the book shell according to a certain position, so that the book block and the book shell adhere firstly, and then press the method to put the other side of the book block. The backing sheet is also glued to the book case, and the entire book block and the book case are firmly connected. Finally, with the presser ridge raising machine, a groove is pressed at the front and rear edges of the book to pressurize and dry the book to make the book more smooth and shape. If there is a seal, the seal can be shipped on the factory.

Hardcover book, binding process, process complexity, manual operation, many operators, low efficiency. At present, the use of hardcover linkage engine can automatically complete the supply of book cores, flattening of the book block, brushing and drying, pressing of the book block, trimming on three sides, cutting of the book block, rounding of the spine, brushing of the book block, sticky gauze, and sticky paper jam. Closing process for binding of head cloth, upper case, pressure groove forming, and book output.

China's production of JZX-01 type hardcover book binding automatic production line for the book core machine, book block press, brush glue dryer, book block press machine, book stacking machine, three-cutting machine, picking machine , transportation reverse machine, book block paste back machine, book case machine, pressure groove forming machine and other single machines, arranged in the above order.

Luxurious outfit. Luxurious outfits are also called art outfits. Luxurious books are similar to hardcover, but they are more advanced than hardcover, more gorgeous in appearance and stronger in art. Generally used for high-quality albums and books with high preservation value. It is mainly done manually.

Fourth, binding bookbinding process

The thread-bound book is the binding method which bound a book page with a bound book, and an order line is exposed.
The thread-bound book is exquisitely crafted, beautiful in appearance, and has a unique national style in China. The line-bound book is bound by hand and the process flow is:

Paper opening→folding→tabbing→scattering→drilling→stringing→glue sticking→cutting→stringing→printing

(a) Lithographic paper and open materials The paper used in the bookbinding process is soft and thin, making it difficult to manage paper. Therefore, the printed sheets are sorted and then cut in accordance with the folding method.

(b) Folding The book pages of the book-bound book are printed on one side with a graphic and text, and one side is blank. After the page is folded, the page takes two pages. Some pages have a “fishtail” mark printed on the crease. When folding, the fishtail mark is centered and the frame is aligned.

(c) Match the page number first, and then stick it out. When collating, check the side of the page and check it to prevent multiple posts, missing posts, and wrong posts.

(4) Scattered, aligned columns The pages of the book are sorted out one by one, so that the book pages reach the correct process operation, which is called "scattering." The process of pulling the checker bar one by one is called "salong bar".

(v) Drilling The book must be played twice. For the first time, two paper nail holes are made in the book block to position the paper pins. The second time is the line eye, which is the book block and the cover with a good, and glued firmly, and then after the three sides cut into light book, playing four or six eyes.

(6) String Paper Stitches Paper string nails are unique processes for bookbinding. Paper staples are made by cutting a corner from a rectangular piece of history paper. After the paper nail is inserted into the paper eye, the paper nail pops up and fills the needle eye to achieve the purpose of positioning the loose leaf.
When studs are stapled, the heads and tails of the staples must be exposed outside the book block and must be flattened.

(7) Sticky surface and labeling tape The front and back cover of the thread-bound book are made of two or three pieces of history paper. When sticking the surface, apply a small amount of glue to the head and tail of the paper and then glue the cover and back to the correct position.
The cover of the thread-bound book is usually printed in water-blue or jade-blue. The label on the upper left corner of the cover with the title of the book printed, and the design and location of the label, have a certain influence on the shape of the book.

(8) Cutting a book A book consisting of several volumes will be compiled into whole books in order, and then cut into books using three-cutting machines, thus reducing the cutting error of the whole book.

(9) There are many ways of string-line binding.
A well-ordered book requires that it be smooth, strong, and knot-free. It should be placed in the eye of the needle.

(x) Printed books Printed book titles, volumes, and volumes are printed in the cut-out section of the book for easy searching. (text/name)

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