DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company

Product Details
Customization: Available
After-sales Service: on Internet (24 Hours) or on Site
Warranty: 1 Year
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Gold Member Since 2025

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  • DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
  • DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
  • DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
  • DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
  • DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
  • DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
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  • Overview
  • Product Description
  • Product Parameters
  • Packaging & Shipping
  • After Sales Service
  • FAQ
  • Company Profile
  • Certifications
  • Our Advantages
Overview

Basic Info.

Model NO.
DS-15-3 book trimmer and three knife trimmer
Classification
Flat Knife Cutter
Driven Type
Electric
Type
Industrial Cutter
Blade Material
HSS
Computerized
Computerized
Model Name
DS-15 Fully Automatic Book Trimmer
Max. Cutting Size a*B(mm)
300*300(Standard)/ 390*300(Optional)
Min. Cutting Size a*B
140*90mm (a: Side Knife, B: Front Knife)
Max. Cutting Height
70 mm (H: Height)
Max. Cutting Speed
15 Times/Min
Overall Power
8kw
Book Pressing Type
Pneumatic (Servo for Optional)
Net Weight
3000kg
Machine Size(L*W*H)
2250 *1500 *1700mm
Automatic/Semi-Automatic
Automatic
Application
Book Making Machine
Transport Package
Strong Export Wooden Box
Specification
2250 *1500 *1700mm(External size(L*W*H))
Trademark
Inmai
Origin
Zhejiang Province, China
HS Code
84411090
Production Capacity
100set/Year

Product Description

 
Product Description

Product Description

DS-15 Fully Automatic book making machine cost lower Paper Cutter / Precision Book Cutting Machine / Three Knife Trimmer for digital printing

Changxing Inmai Machinery Co., Ltd. Is a leading manufacturer of three-knife trimmers and back-loop glue-binding lines in China.
With over 15 years of dedicated experience in the design and manufacturing of three-knife trimmers and over 25 years of expertise in the printing and finishing industry, we have successfully manufactured and installed hundreds of machines across China and all over the world, earning a leading market share and outstanding customer satisfaction. Renowned for their precision cutting, reliable performance, and user-friendly operation, our book trimmers have become the go-to choice for printing and bookbinding professionals.
To support perfect binding lines, we offer a comprehensive range of high-efficiency auxiliary equipment, including: three knife trimmer, weight machines, book stacker, steering machine, conveyors, helping clients achieve greater automation and smoother workflows in book making Machine.

The 15 Series is optimized for digital printing users.
The 25 Series caters to those producing commercial samples, hardcover books, and premium notebooks.
The 35 Series is specifically engineered for high-volume production of textbooks and supplementary educational materials.
Our products hold a significant market share in China and consistently receive outstanding customer satisfaction.





DS-15 Fully Automatic Three-Knife Trimmer

Smart Trimming. Precision Cutting. Compact Power.

The DS-15 Fully Automatic Three-Knife Trimmer is a high-performance, space-saving solution engineered for precise and efficient trimming of perfect-bound books, photo books, manuals, and other printed publications. Built with advanced servo control technology and a robust pneumatic system, the DS-15 completes all three-edge trims-top, bottom, and fore-edge-in one seamless, fully automated cycle.

With its compact footprint and intelligent automation, the DS-15 is the ideal choice for digital print shops, commercial printers, and on-demand production environments seeking reliable, high-quality finishing for short or medium runs.

Key Features & Benefits

  • Fully automated three-knife trimming in a single pass

  • Servo-controlled side and front knives ensure exceptional cutting precision

  • Pneumatic clamping and pressing system provides stable and uniform trimming

  • Integrated, rigid knife platform for consistent accuracy and long-term durability

  • Quick format adjustment for different book sizes; intuitive, operator-friendly interface

  • Low maintenance design with high operational reliability and minimal downtime

Perfect for Finishing

  • Softcover / perfect-bound books and magazines

  • Premium photo books, product manuals, and catalogs

  • Digital print products and short-run publications

  • Commercial printing and custom, on-demand book production

 
 
Ideal For
  • Perfect-bound books and magazines
  • Photo books, manuals, catalogues
  • Digital printing, short-run finishing
  • Commercial and on-demand print environments
 
Smart, Simple, Reliable
From precision cutting to fast changeovers, the DS-15 helps you boost productivity, reduce manual labor, and achieve professional-grade book finishing - all with a compact footprint and outstanding cost-performance ratio.

 

The DS-15 is a compact yet powerful fully automatic three-knife trimmer engineered for precision trimming of perfect-bound books, catalogs, manuals, and other softcover printed materials. Purpose-built for modern post-press workflows, the DS-15 ensures high-speed, high-accuracy trimming on all three sides-top, bottom, and fore-edge-in a single automated cycle.

Equipped with advanced servo-driven knife control and a pneumatic clamping system, the machine delivers smooth, consistent, and clean cuts with minimal operator intervention. Its intelligent automation streamlines book finishing operations, making it ideal for digital printing, short-run production, on-demand publishing, and commercial bookbinding environments.

Whether used as a standalone trimmer or integrated into a fully automated finishing line, the DS-15 offers exceptional cutting precision, stable performance, and efficient throughput-all within a space-saving footprint.

 


DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company


 
Product Parameters
 

Product Parameter


 
Item number Parameters Unit Remarks
Max. cutting size A*B 300*300 mm A: Side knife              B: Front knife            H: Height
Min. cutting size A*B 140*90 mm
Max. cutting height H 70 mm
Max. cutting speed 15times/min Min  
Overall power 8 Kw  
Book pressing type Pneumatic   Servo for option
External size(L*W*H) 2250 *1500 *1700 mm Standard size
Net weight 3000 Kg  
 

2.0 Product Overview

The DS-15 Fully Automatic Three-Knife Trimmer is a high-efficiency cutting machine specifically designed for post-press finishing of perfect-bound books and similar printed materials. It automatically performs three-side trimming on books with rough edges. Operators simply place neatly aligned books into the feed inlet, and the machine automatically transfers them to the cutting station. The trimming process is completed in sequence-left, right, and fore-edge-after which the finished books are automatically delivered to the output section.

The DS-15 is equipped with a full set of advanced functional modules, including pneumatic book clamping, pneumatic pressing, servo-driven book feeding, servo-driven side knives, servo-driven front knife, an integrated knife table, and a main drive servo system. The machine delivers high cutting precision, fast setup and adjustment, and user-friendly operation, making it an indispensable and cost-effective solution in modern post-press processing environments.

 

2.1 Workflow Description

  1. Power On: Connect the power supply and complete initialization. The machine enters standby mode.

  2. Manual Book Loading: The operator places the pre-aligned books into the feeding inlet. The book feeding mechanism automatically pushes the book to the rear of the pusher carriage.

  3. Book Clamping and Feeding: The book is clamped and pushed into the cutting station. At the same time, the pressing system activates to hold the book firmly in place.

  4. Side Knife Cutting: The left and right side knives operate first, trimming both sides of the book.

  5. Front Knife Cutting: The front knife then descends to trim the fore-edge of the book.

  6. System Reset: The front knife and pressing system return to their original positions. The pusher mechanism releases the trimmed book.

  7. Product Output: The trimmed book is pushed by the output mechanism onto the delivery conveyor and exits the machine, completing one full cutting cycle.

  8. Cycle Reset: The pusher carriage resets to receive the next book, enabling continuous operation.



We can give you suggestion on whole line.


Layout for DS-15:


DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company



https://inmai3knifetrimmer.en.made-in-china.com/product-list-1.html

 
Packaging & Shipping


Packaging & Shipping
1)Normal package is Strong Export Wooden box(or Three-plywood box) with stretch film.
2) Customized Packing
After Sales Service

Our service

You can expect satisfactory customer service with long tradition. We are highly devoted to the most optimal solid and liquid separation solutions to meet your specific needs. We have the effective service system to ensure professional and flexible management of any affairs.
1.Pre-sales technical consultation
2.Model selection
3.Machine guidance
4.Operation & maintenance training
5.Maintenance service
6.Quick supply of spare parts
7.Customer satisfaction track



 
FAQ

FAQ
Q1: Are you a manufacturer ?
A1: Manufacturer, and we focus on the development and production of three-knife trimmer for more than 10 years
Q2:Can your machine be customized?
A2: Of course, OEM & ODM both are available.
Q3: How about your package?
A3: Our machines are well wrapped by plastic film to be water proof first. If by FCL(full container loading) we might use the plywood box.
Q4:How do you ship the finished products?
A4:By Sea. By railway.
Q5:What's the delivery time?
A5:Within 30-45 days after get the deposit. Depends on different machines.
Q6: What is your after sale service?
A6: Any questions will be responded within 24 hours by email, call or Whatsapp/Wechat. In addition, we have professional engineer available for overseas service...                                                                                                                                                                                                      Q7: How about your quality control?                                                                                                                                                                      A7: Our professional QC wil check the quality during the production and do 100% quality test before shipment.
Q8:Does it easy to operate and what can ido if it doesn't work?
A8: First, our machine is stable and easy to operate by one man. What you do is just learn some basic thing like loading the jumbo roll paper, start the machine and cutting the paper. And we will sent you manual and video.we suggest you to come to visit our factory to learn more thing by yourself , and if there is something goes wrong,you can call us video-chat email us. And we will give solutions within 36 hrs.
Q9:Guarantee?
A9: There is 1 year guarantee of each Inmai machinery brand Machines since customer got the machine. Within one year, the damaged spare parts(not including blades and cutting sticks) can be changed for free, and we provide life time technology support on line.
 

Company Profile

 

DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
Certifications
DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company














 


DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
Our Advantages

 


DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company



https://inmai3knifetrimmer.en.made-in-china.com/product-list-1.html

DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing CompanyDS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company
DS-15 Fully Automatic Book Trimmer Exercise Book Making Machine Book Trimming Machine Three Knife Trimmer for Digital Printing Company


https://inmai3knifetrimmer.en.made-in-china.com/product-list-1.html

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