1、A-A-59473 9038054 O03382b T27 - IINCH-POUND I A-A- 59471 23 June 1999 SUPERSEDING 1 August 1989 MIL-D-22000B COMMERCIAL ITEM DESCRIPTION DRY CLEANING PRESSES AND FINISHING EQUIPMENT (NAVAL SHIPBOARD) The General Services Administration has authorized the use of this commercial item description for a
2、ll federal agencies. 1. SCOPE This commercial item description (CID) covers dry cleaning presses and finishing equipment for Naval shipboard use. 2. CLASSIFICATION Type 1: Press, wool, utility, pneumatically operated Type 2: Board, spotting, steam unit Type 3: Press, wool, pants topper, pneumatic, a
3、utomatic 1-lay, with pleat clamps Class A: 1-lay without pleat clamps Type 4: Form finisher Type 5: Air vacuum unit Size 1: Single press Size 2: 2 or fewer presses Size 3: 3 or fewer presses 3. SALIENT CHARACTERISTICS 3.1 Desisn and construction. Dry cleaning presses and finishing equipment shall be
4、 provided with pneumatic, mechanical, and electrical systems, including motors, driving mechanisms, starters, controllers, master switches, timers, and reversing mechanisms. 3.1.1 Tme 1 Dress, wool, utility. Each press shall consist of a rigid frame supporting a steam heated head conforming to a ste
5、am-heated lower buck. The frame shall support the work table and operating mechanism. The enclosure for the operating mechanism shall be provided with suitable panels on the front and both sides that can be readily removed for inspection and maintenance. The pressing surface shall be 41 to 43 inches
6、 long by 12-314 inches wide (wide end) by 9-3/4 inches wide (narrow end). The press shall be designed to operate with an air vacuum unit. 3.1.1.1 Head and buck arranaement. The head shall be moveable and, if required, spring counterbalanced for ease of movement. Radial movement and alignment of the
7、head shall offer no interference or danger to the operator in the performance of the pressing functions and shall be positioned for proper contact with the buck. Beneficial comments, recommendations, additions, deletions, clarifications, etc., and any other data which may improve this document shoul
8、d be sent to: Commander, Naval Sea Systems Command, 2531 Jefferson Davis Highway, Arlington, VA 22242-5160. AMSC N/A FSC 3510 DISTRIBUTIQN STATEMENT A. Approved for public release; distribution is unlimited. Licensed by Information Handling ServicesA-A-5747L 9038054 003L827 963 A-A-594 7 1 3.1.1.2 H
9、ead and buck adiustment. Springs or other means shall be provided for automatically adjusting either the head or buck, or both the head and buck, from end to end and from front to back to conform to varying thicknesses of goods being pressed. 3.1.1.3 Head. The head shall be concave in shape, conform
10、ing to the buck, with a pressure chamber for heating, and a spray chamber for moistening purposes. The spray chamber shall be formed by attaching a cloth covered and uniformly perforated metal plate to the concave surface of the head, or shall be cast integrally with, and supported by, the pressure
11、chamber through numerous bosses and ribs. The press head shall be in accordance with ASME Boiler and Pressure Vessel Code, Section VIII. (Shipboard requirement, see 7.2) 3.1.1.3.1 Head steam valve. A manually operated packless head steam valve shall be provided to deliver steam to the spray chamber
12、when the operator opens the valve. The head steam valve shall be provided with an operating handle supported on metal brackets away from the head to manually inject steam through the head. The handle shall be constructed to prevent contact of the operators hands with the heated metal brackets or the
13、 head surface. The handle and surrounding area shall be constructed to remain comfortable for the operator and shall be not greater than 95 OF. The head valve shall be readily operable while the operators hand is on the handle of the head. The head handle shall be operable when the head of the press
14、 is provided with a ventilation hood. 3.1.1.3.2 Head overlaD. The head shall overlap the buck all around by not less than 1/2 inch to prevent the garments from being marked at the outer edge of the head and buck while being pressed. 3.1.1.3.3 Head release. Means shall be provided to hold the head in
15、 the closed position until the operator releases it. 3.1.1.3.4 Head shock absorber. A shock absorber or similar mechanism shall be provided to permit checking of the head to a smooth stop on both opening and closing, but it shall not interfere with the rapid opening or closing of the head. 3.1.1.3.5
16、 Head carrvina member. The head shall be attached to a swinging or rocking member provided with a bearing at the fulcrum point. The head carrying member shall be arranged so that the head can be raised to a position which will not interfere with the placing of work on the buck. The front of the head
17、 shall be not less than 14-1/2 inches from the buck in full open position. 3.1.1.4 Buck. The buck shall be convex in shape with a pressure chamber for heating and a spray chamber for moistening. The spray chamber shall be formed by attaching a cloth covered and uniformly perforated metal plate to th
18、e buck that contacts the garment, or shall be integral with, secured to, and supported by the pressure chamber through nmerous bosses and ribs. The press buck shall be in accordance with ASME Boiler and Pressure Vessel Code, Section VIII. (Shipboard requirement, see 7.2) 3.1.1.4.1 Buck sumort. The b
19、uck shall be mounted to the frame and shall have steam, drain and vacuum connections. The top of the pressing surface shall be 40-1/2 fl inches above the deck. 3.1.1.4.2 Buck steam valve. A pedal operated, packless buck steam valve shall be provided to deliver steam that is substantially free from e
20、ntrained moisture to the spray chamber, when the operator opens the valve. The valve shall be arranged to produce uniform steam distribution over the entire pressing surface. Foot pedals shall be in accordance with ASTM F1166, and shall be fitted to the front of the frame with the length of travel n
21、ot greater than 4 inches. 2 Licensed by Information Handling ServicesA-A-5947L m 9018054 001L828 8TT m A-A-5 9 47 1 3.1.1.4.3 Buck sDacinq. The clearance between the buck and backboard shall be not less than 6 inches at the widest point of the buck. 3.1.1.5 Pneumatic Dower amlication. Presses shall
22、be pneumatically operaated and shall operate on a working air pressure of not less than 65 psi gauge. Press shall be arranged so that the head moves automatically to the full open position when the power is off. The head shall move continuously and uniformly by air power only in order to make contac
23、t with the opposite member. When in this position, air power shall apply the necessary pressure. The amount of pressure shall be adjustable. The press head, or both the head and buck, shall provide automatic take-up to compensate constantly for padding shrinkage. The press shall apply satisfactory p
24、ressure on garments of unequal thickness, as well as those of uniform thickness. 3.1.1.5.1 Air workins wessure. Pneumatic pipes, fittings, and parts shall be rated for a working air pressure of not less than 65 psi gauge. 3.1.1.6 Press controls. Power for moving members shall be controlled by a manu
25、ally operated safety bar that closes the press head when pushed down and opens the press head when lifted. The safety bar must surround the periphery of the press head except in way of the rear operating mechanism and precede the head in closing. The press head shall automatically release if the saf
26、ety bar comes in contact with an obstruction at the front or sides of the press on the down stroke 3.1.1.7 Press messure. Presses shall exert a pressure force of not less than approximately 3 psi between the head and buck. The force shall be subject to variation by the use of a handwheel or some oth
27、er device at the discretion of the operator. 3.1.1.8 Steam and condensate. The head and buck shall be uniformly heated and properly drained. The steam and condensate lines to and from moving members shall be connected by means of a flexible metallic hose intended for a steam working pressure of 100
28、psi gauge. Steam lines shall be insulated, guarded, and located so as to prevent the operator or maintenance personnel from incidental contact that might result in burn accidents. 3.1.1.9 Table. A rigid metal table with backboard and apron shall be provided. The table shall be sized to retain clothi
29、ng overhanging the lateral edges of the buck, to provide support to the garment during pressing operations, and to prevent garment contact with the operating mechanisms, piping, and frame of the press. Corners shall be rounded or knuckled, and edges shall be rounded to preclude damage to garments or
30、 flatwork. The working surface of the table shall be located approximately 32 inches above the base plane of the press. 3.1.2 e 2 board, spottins, steam unit. The steam spotting board (for removing spots) shall consist of a rigid frame spotting board, swinging sleeve board, steam spotting gun, stand
31、, controls, and garment tray. It shall have space for storing spotting compounds. The complete unit shall be not greater than 21 inches wide by 50 inches long. Table height shall be approximately 37 to 44 inches. The spotting board utilities shall include compressed air, wet and dry steam, and air v
32、acuum. 3.1.2.1 SDottins board. The narrow end of the spotting board shall consist of a perforated cover for use with the steam gun. The wide end of the board shall be used for tamping, and shall be securely fastened to a supporting frame. The perforated area shall allow disassembly to remove excess
33、chemicals and dyes. The vacuum shall provide continuous withdrawal of any moisture through the perforated end of the board. 3.1.2.2 Frame. The frame shall consist of a stand supporting the spotting board, swinging sleeve board, spotting gun, controls, garment tray, and the spotting compounds. 3 Lice
34、nsed by Information Handling ServicesA-A-5947% 9018054 00%829 73b A-A-5 9471 3.1.2.3 Steam sDottina aun. The steam spotting gun shall consist of a steam separator, valve and control, spring arm, gun, steam hose, and fittings. The steam gun shall be arranged for use on any part of the board and shall
35、 be provided for supplying either dry steam, wet steam, or compressed air, by operator use of a foot treadle. The steam gun shall be provided with a heat- resisting handgrip. 3.1.2.4 Swinaina sleeve board. The swinging sleeve board shall be of the same construction as the spotting board, including a
36、 perforated cover at the narrow end, but shall be of a size for use with tight-fitting sleeves and other items not compatible to the spotting board. The swivel shall permit swinging of the arm out of the operators way, and shall be securable when not in use. 3.1.2.5 Controls. The controls shall be o
37、perated by foot pedals that are in accordance with ASTM F1166. Controls shall provide compressed air, wet and dry steam, and an air vacuum for use by the operator. 3.1.2.6 Garment tray. A garment tray shall be provided under the spotting board for supporting the garments being processed. This suppor
38、t shall consist of a frame attached to the stand at one end and a durable fabric cover attached to the frame. The garment tray size shall be not less than the spotting board size. 3.1.2.7 Storaae mace. Space shall be provided at the wide end of the board for storing special spotting chemical compoun
39、ds. The storage space shall allow not less than four 4-112 inch diameter by 6 inch tall containers to be adequately stored and readily accessible. 3.1.3 Tvri e 3 Dress, wool. Dants,tomer, and Tme 4 Dress, form finisher, pneumatic, automatic. The press shall be a machine, which imparts the final fini
40、sh to pant tops for type 3 presses and jackets, coats, dresses and sweaters for type 4 presses after the dry cleaning process. Garments to be finished shall be arranged over a collapsible bag form, which shall expand by application of forced air or air and steam to fill out the garment being finishe
41、d. The machine shall be capable of emitting steam at the will of the operator into the bag form and then through the bag and garment. 3.1.3.1 Size of Dressina surface. The type 3 pressing surface shall handle clothing with waist sizes ranging from 26 to 48 inches. The machine shall be provided with
42、a nylon garment bag capable of adjustment in width at the waist, hip, and bottom of various types of garments, or the manufacturer may furnish its standard finishing bag. In lieu of adjustable bags, the machine may be provided with different sizes of removable bags or forms for the various sized gar
43、ments, or may be provided with controls which automatically size the bag upon contact of the bag with the garment. Unless otherwise specified, a standard height support shall be provided for the bag. 3.1.3.2 Controls and adiustments. 3.1.3.2.1 Manual on-and-off switch. A manual on-and-off switch sha
44、ll be provided to electrically energize the machine. An indicator light shall be visible to the operator to indicate energization of the press. 3.1.3.2.2 Manual steam foot switch. With the activation of a foot switch, steam shall be delivered to precondition the garment as long as the switch is depr
45、essed. 3.1.3.2.3 Manual air foot switch. With the activation of a foot switch, air shall be delivered to thoroughly dry the garment as long as the switch is depressed. 3.1.3.2.4 Automatic cvcle. The automatic cycle shall be activated by a remote foot pedal. Separate adjustable O to 30 second timers
46、shall be provided Licensed by Information Handling ServicesA-A- 5 947 1 for automatic steam and air. Means shall be provided for recalibration of the timer knob. 3.1.3.2.5 Baca pressure control. A damper or similar device shall be provided to adjust the pressure in the bag to allow adequate pressing
47、 of wrinkles from the garment. 3.1.3.2.6 Steam disbursement. A device shall be provided to adjust the amount of sprayed steam for preconditioning the pressing garment fibers. 3.1.3.3 Air bag. The air bag shall be constructed of a material that allows steam and air to adequately condition the garment
48、 being pressed. The air bag shall be readily removable for washing or replacement. 3.1.3.4 Condensate collector. The condensate collector shall prevent moisture from collecting and dropping onto the garments being pressed. 3.1.3.5 Water aun mist. The water gun shall provide a fine mist of water at t
49、he operators control. A cut-off valve upstream on the waterline shall be readily accessible to the operator. 3.1.3.6 Waistband holder. The waistband holder on the type 3 presses shall hold the waistband of the garment until the air bag is activated or manually deactivated. 3.1.3.7 Steam coil and steam Dost. Press steam coil and steam post shall be in accordance with ASME Boiler and Pressure Vessel Code, Section VIII. 3.1.3.8 Screen. A screen shall be provided at the blower air inlet to prevent the suction of lint and dirt into the air bag. The screen shall be readily removable for cleanin
