1、._ i . - a fl 7, MIL-P-4 34 7 7 A( GL) MILITARY SPECIPI CATIOI PRINTING PRESS, OFFSET, WEB-FED, FOR SPECIAL WARFARE 1. SCOPE 1.1 Scope.- This specification covers 3 types of motor driven, Wau-fed offset lithographic printing presses capable of printing within a 15-1/2 by 9-7/8 inch image area. the f
2、ollowing types, as specified (see 6.2) : 1.2 Classification.- The web-fed, offset printing presses shall be of Type 1 - 2-Color Press (1-color one side and 1-color on the opposite side of the web or 2-colors one side of the web). - 3-Color Press (1-color one side and 2-colors other side of the web o
3、r 3-colors one side of the web), Type 11 Type III - +Color Press with U.S. Army press package. *u71 SUPERSEDING MIL-P-43477 (GL) 30 December 1966 2. 2. APPLICABLE DOCUMENTS The following documents, of the issue in effect on date of invitation for bids, or request for proposal, form a part of this sp
4、ecification to the extent specified herein. SPECIFICATIONS FEDERAL r. V-T-285 - Thread, Polyester. TT-E-529 - Enamel, Alkyd, Semi-Gloss, TT-P-636 - Primer, Coating, Synthetic, Wood and Ferrous Metal. TT-P-664 - Primer, Coating, Synthetic, Rust-Inhibiting, Lacquer-Res ist ing . A CCC-C-419 - Cloth, D
5、uck, Cotton, Unbleached, Plied Yarns, Amy and Numbered. CCC-C-428 - Cloth, Cotton, Duck, Fire, Water, Weather and Mildew Resistant. PPP-P-40 - Packaging and Packing of Hand Tools, # -. FSC 3610 THIS DOCUMENT CONTAINS 4% PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted with
6、out license from IHS-,-,-MIL-P-434 7 7A (GL) PPP-T-60 PPP-B-636 MILITARY MIL-C-104 MIL-P- 11 6 MIL-B-121 MIL-V-17 3 MIL- C-49 6 MIL-P-514 MIL-W-530 MIL-B-543 MIL-C-5015 MIL-M-10578 MIL-F-10884 MIL-V-13811 MIL-E-16298 MIL-G-1649 1 MIL-C-432 85 MIL-P-46093 STANDARDS FEDERAL * FED-STD-595 - FED-STD.751
7、 - MILITARY MIL-STD-129 - MIL-STD-130 - MIL-STD-461 - MIL-STD-462 - .Tape, Pressure-Sensitive Adhesive, Waterproof, For Packaging. Box, Fiberboard, Crates, Wood, Lumber and Plywood Sheathed, Nailed Preservation, Method Of. Barrier Material, Greaseproofed, Waterproofed, Varnish, Moisture and Fungus-R
8、esistant. and Bolted. Flexible. Clips , End, Strap Plate, Identification, Instruction Webbing and Tape, Textile, Cotton, Buckles, Tongueless and Web Strap. Connector, Electric, AN Type. Metal Conditioner and Rust Remover Fasteners, Snap. Blank. Acid Base). and Marking, General Purpose. (Phosphoric V
9、arnish, Waterproofing , Electrical , Ignition, Electric Machines Having Rotating Parts and Associated Repair Parts, Packaging Of. Grommet, Metallic. Cloth, Coated (Chloroprene Base Coated, Chlorosulphonated Polyethylene Top Coated). Primer Coating, Synthetic (For Brake Drums). Colors. Stitches, Seam
10、s and Stitchings. Marking for Shipment and Storage. Identification Marking of U.S. Military Property. Electromagnetic Interference Characteristics, Electromagnetic Interference Characteristics, Requirement For Equipment. Measurement Of. 2 Provided by IHSNot for ResaleNo reproduction or networking pe
11、rmitted without license from IHS-,-,-DRAWINGS ARMY NATICK LABORATORIES 6-1-4154 - Printing Press, Offset, Web-Fed, For Special Warfare; Drawing List. (Copies of specifications, standards, and drawings required by suppliers in connection with specific procurement functions should be obtained from the
12、 procuring activity or as directed by the contracting officer.) 2.2 Other publications.- The following documents form a part of this specification to the extent specified herein. the issue in effect on date of invitation for bids or request for proposal, shall apply. Unless otherwise indicated, NATI
13、ONAL BUREAU OF STANDARDS Handbook H28 - Screw Thread Standards for Federal Services U. S. DEPARTMENT OF COMMERCE PS 1-66 - Soft Plywood/Construction and Industrial. (Application for copies should be addressed to the Superintendent of Documents, Government Printing Office, Washington, D.C. 20402.) NA
14、TIONAL FIRE PROTECTION ASSOCIATION National Electrical Code (Application for copies should be addressed to the National Fire Protection Association, 60 Batterymarch Street, Boston, Massachusetts 02110.) NATIONAL MOTOR FREIGHT TRAFFIC ASSOCIATION, INC., AGENT National Motor Freight Classification (Ap
15、plication for copies should be addressed to American Trucking Associations Iuc., ATTN: 20036.) Tariff Order Section, 1616 P Street, N.W., Washington, D.C. UNIFORM CLASSIFICATION COMMITTEE, AGENT Uniform Freight Classification (Application for copies should be addressed to the Uniform Classification
16、Comnittee, Room 202 Union Station, 516 W. Jackson Blvd., Chicago, Illinois 60606. ) ,- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ - . - MIL-P-Ll3477A 36 M 7777706 02Ll754 T m MIL-P-4347 7A( GL) (Technical society and technical association spec
17、ifications and standards are generally available for reference from libraries. distributed among technical groups and using Federal Agencies.) They are also 3. REQUIREMENTS 3.1 Description.- The presses shall conform to the design, details, and dimensions shown on the applicable drawings listed on D
18、rawing 6-1-4154 and as specified herein. The figures included with this specification are furnished for convenience of identification only, and do not establish exact details of design or construction. be capable of continuously printing on a web (continuous paper sheet from a paper roll) at a rate
19、of 25,000 impressions per hour (IPH). be fed into the press from a roll stand, with brake, through a variable speed mechanism. the first and second offset printing units, for printing on the reverse side of the web, 16 inch sheets. The sheets shall be collected and delivered to an auto- matically lo
20、wering delivery board. a minimum of 160,000 printed sheets within eight hours of operation. time for initial mounting of the plates, inking and adjusting the press, and. the initial mounting of the paper roll and webbing of the press shall not be considered part of operating time. see paragraph 3.4.
21、1 and figure 1. paragraph 3.4.2 and figure 2. U.S. Army press package, see paragraph 3.4.3 and figures 2 and 3. Each type of printing press shall The web shall The press shall have turning bars for turning over the web between The delivery unit of each press shall cut the web into 10-1/2 by Each pre
22、ss shall be capable of producing Dm- For a description of a type I press, For a description of a type II press, see For a description of a type III press with 3.1.1 Major components, printing presses.-. 3.1.1.1 Feed roll stand, brake mechanism, and feeder.- The feed roll stand, brake mechanism, and
23、feeder are shown in figure 4. The feed roll stand shall accommodate a 32-inch diameter by 16-inch wide roll of paper. The rolls of paper used shall have ti cardboard core havfng an inside diameter of 3 inches, minimum. roll shaft to provide web tension and braking and stopping of the paper roll with
24、out unwinding whenever the presa is stopped. web from the roll 04 paper and feed the web to the ffst offset printing unit at a regulated speed. The brake mechanism shall. maintain drag on the paper The feeder shall pull the 3.1.1.1.1 Feed roll stand.- The feed roll stand shall consist of two support
25、 brackets and four roll shaft spport beakings. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-43477A(GL) I 3.1.1.1.2 Brake mechanism.- The brake*nr-chdnf.m shall consist essentially of two lateral members housing the brake shoes, (item 10, fig
26、ure 4); a top member with a brake tension adjusting knob, (item 11, figure 4); a bottom member with the paper roll lateral adjusting knob (item 8, figure 4); and paper roll sbaft with brake drum (item 9, figure 4). be provided on the paper roll shaft for munting rolls of paper. Expanding chucks shal
27、l 3.1.1.1.3 Feeder.- The feeder shall consist essentially of a variable speed drive, two feed rollers with rider roller, two tension rollers, a dancing roller, and a dancing roller counter weight with shock absorber. 3.1.1.2 Offset printing units.- All the major parts of an offset printing unit are
28、shown in figures 5, 6, 7 and 8 and identified by the legends on the figures. 3.1.1.2.1 Ink distribution system.- The ink distribution system ehall consist of ten rollers, namely; one ink fountain roller, one ductor roller, two Ebonite vibrator rollers, four rubber-covered distributor rollers, and tw
29、o rubber-covered form rollers. These rollers are shown in figures 5 and 6 and arranged 88 in figure 7. Ink shall be fed to the ink distribution system from an ink fountain (item 2, figure 5) by means of an ink ductor roller. of ink on fountain roller. provided to catch ink spillage. figure 6) shall
30、be mounted to the side frames to facilitate cleaning of the ink distribution system. An adjustable blade and adjusting screws shall regulate distribution An ink drip pan (item 4, figure 5) shall be A movable wash-up attachment (item 12, 3.1.1.2.2 Water distribution system.- The water distribution sy
31、stem shall consist of five rollers, namely: ductor roller, a water vibrator roller, and two water form rollers with absorbent covers. These rollers are shown in figures 5 and 6 and arranged 88 in figure 7. Water shall be fed to this system from the water solution container and holder (item 22, figur
32、e 5) which shall control the water level in the water fountain. provided to control water flow to the ductor roller from the fountain roller. Awater drip pan (item 18, figure 5) shall be provided to catch overflqw or a water fountain roller, a water Water fountain stops (item 21, figure 5) shall be
33、spillage. 1 3.1.1.2.3 Plate cylinder.- The plate cylinder shown in figures 6 and 7, shall be undercut 0.012 inch below bearer surface to accommodate 11-5/8 by 16-3/8 by 0.009 inch metal effset plates.The plate cylinder image surface shall be adjustable to plus or minus 1/8 inch from side to side to
34、provide for side registration. the metal offset plate to the cylinder. The cylinder shall have a locking device for clamping 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.1.1,2.4 Blanket cylinder.- The blanket cylinder, shown in figures 6 and 7
35、, uhall be undercut 0.071 inch below baarer surface to accommodate a 11-9/16 by 16-5/8 by 0.065 inch 3-ply blanket. have a device for clamping and tightening the blanket to the cylinder. The blanket cylinder shall 3.1.1.2.5 Impression cylinder.- The impression cylinder, shown in figures 6 and 7, sha
36、ll be a smooth surfaced cylinder that forces the web in contact with the blanket cylinder. adjustment to permit changing the distance between the impression and blanket cylinders for accommodating paper varying from 9-pound manifold to 90-pound index. The impression cylinder shall have an 3.1.1.3 De
37、livery unit.- The delivery unit shall be as shown in figures 9, 10 and 11 with major parts identified by the legends on the figures. The delivery unit rotary knife assembly shall cut the printed web into cut sheets at lO-l/Z-inch intervals, conveyor assembly to an automatically lowering delivery tab
38、le with casters (item 10, figure 10). provided to receive the sheets at a reduced speed while the printed pile is being removed and an empty delivery table is placed in operating position. The cut sheets shall be delivered by a An intermediate support delivery board shall be 3.1.1.4 Operating contro
39、ls.- 3.1.1.4.1 Offset printing units and main control station.- Operating control stations shall be provided at each offset printing unit (see figure 8) on the operators side of the press to permit forward or reverse jagging and stopping of the offset printing unit, Starting, stopping, and speed con
40、trol of the press with air blower and impression controls shall be handled from the main control station (see figure 11) on the operatorsts side. the operating controls. The legends on figures 8 and 11 identify all 3 3.1.1,4.2 Variable speed drive control.- The variable speed drive control (item 5,
41、figure 4) shall be operated from the operators side and shall permit sychronizing the speed of the web feed with the speed of the offset printing units. 3.1,1.4.3 Register controls.- Register contrd (item 1, figure 11) shall provide for register of the printed imagebetween offset printing unit 1 and
42、 2, register of printed images between offset printing units 2 and 3 (on 3-color presses only). shall provide for register between the printed image and cut-off. Register control (item 1, figure 11) shall provide for Cut-ofr register cont.rol, (item 10, figure 11) 6 Provided by IHSNot for ResaleNo r
43、eproduction or networking permitted without license from IHS-,-,-3.1.1.4.4 Automatic controls.- The press shall be equipped with automatic controls to stop the press whenever there is: (2) a jam prior to the cutting knife, and (3) when the paper has reached a minimum thickness of /4 inch on the pape
44、r roll core. shear pins shall be located between the cutting knife cylinder and drive gear for prevention of damage in the event of a severe pile-up. mechanical tripping device shall be provided to stop the press during a jam prior to cutting knife. (1) a web breakage, Aa a safety feature, A 3.1.1.4
45、.5 Miscellaneous controls.- A delivery clutch operated by a handle (item 21, figure il) shall be located between the last offset printing unit and the delivery unit to disengage the delivery unit from the offset printing units, control station (item 22, figure 11) shall be provided to throw the blan
46、ket cylinders “ON“ or “OFF“ impression (items 17, 18, 19 and 20, figure li), Additional manually operated handles and knobs shall be provided for controlling various functions of the offset printing units, such as water- form roller (item 12, figure 8) and ink-form roller control, (item 4, figure 8)
47、 impression control, (item 11, figure 8) and side register control (item 5, figure 8) (see 4.5.2). shall be provided for laterally adjusting the paper roll in the feed roll stand (see 4.5.1.1). Manually operated electric switches located on the main A manually operated control knob (item 8, figure 4
48、) 3.1.1.5 Auxiliary equipment.- 3.1.1.5.1 Blower and motor unit,- A blower (item 15, figure 3) shall be provided on all types of presses to supply an air cushion between delivered leaflets. The blower shall be V-belt-driven by means of a 1/2 horsepower, 208 volt, 60 Hertz (Hz) , 3 -phase, AC motor.
49、3.1.1.5.2 Variable speed drive unit.- A variable speed drive unit (item 49, figure 2) shall be provided on all types of presses and shall have a 30 to 1 speed ratio with vernier control for regulating the speed of the rollers. 3.1.1.5.3 Speed indicator.? The speed indicator (item 6, figure 11) shall have a O-40,000 scale to indicate the press A speed in impressions per hour. 3.1.1.5.4 Sheet counter.- The sheet counter (item 4, figure il) shall have
