DLA A-A-59336-1999 SAW BAND METAL CUTTING VERTICAL CONTOUR [Superseded DLA MIL-S-24034 E CANC NOTICE 1 DLA MIL-S-24034 E DLA MIL-S-24034 D DLA MIL-S-24034 C (2) DLA MIL-S-24034 C (.pdf

1、H 9038054 00055b 330 118 INCH-POUND A- A- 59 3 3 6 28 SeDtember 1999 SUPERSEDING 29 April 1988 6 July 1987 , MIL-S-24034E MIL-S-80201 C COMMERCIAL ITEM DESCRIPTION SAW, BAND, METAL CUTTING, VERTICAL, CONTOUR The General Services Administration has authorized the use of this commercial item descripti

2、on as a replacement for MIL-S-24034E and MIL-S-80201C for all federal agencies. 1. SCOPE. This commercial item description (CID) covers vertical contour metal-cutting bandsaws with both power-feeding and nonpower-feeding worktables. Vertical contour bandsaws are used for metal contour cutting operat

3、ions and internal cutting operations whereby the saw blade is cut, inserted into the workpiece pilot hole, and then welded back together for the sawing operation. 2. CLASSIFICATION. The bandsaws shall be of the following types and sizes. Size refers to the maximum distance from the cutting point of

4、the saw blade to the bandsaw column (throat depth), the maximum distance fiom the table to the blade guides (throat height), and powered material feed travel (stroke). The type and size to be furnished shall be as specified (see 7.3(b). Type I - Manual material feed Type II - Powered material feed S

5、ize - (see table I) 3. SALIENT CHARACTERISTICS 3.1 General requirements. The bandsaw shall be new and one of the manufacturers current models capable of operation in accordance with the requirements herein. All parts subject to wear, breakage, or distortion shall be accessible for adjustment, replac

6、ement, and repair. Mechanisms requiring periodic manual lubrication shall be readily accessible for servicing. Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any other data which may improve this document should be sent to: Defense Supply Center Richmond (DSCR),

7、 ATTN: DSCR-VBD, 8000 Jefferson Davis Highway, Richmond, VA 23297-56 1 O. AMSC NIA FSC 3405 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-E 90L8054 0005570 052 I5l A-

8、 A- 5 93 3 6 TABLE I. Vertical bandsaw sizes. Note 1 : Size 14 is not available in type II band saws. Note 2: Band saw sizes and capacities shall be not less than the stated requirements of the size ordered shown in above table. When the largest size and capacity band saw shown in above table is ord

9、ered, the size and capacity of the band saw offered shall not exceed the stated requirements by more than 10 percent. When a range is shown, the required performance is from the stated minimum or less to the stated maximum or greater. 3.2 Components. The bandsaw shall include, as a minimum, the foll

10、owing components: 3.2.1 Base and column. The base and column shall contain all the components of the contour vertical bandsaw. Access doors or covers shall be provided for blade changes, adjustments, and servicing. The base shall have a means to level and anchor the bandsaw. The throat depth shall c

11、orrespond to the applicable size shown in table I. 3.2.2 Worktable. Unless otherwise specified (see 7.3(c), a tilting worktable that can be pivoted and securely locked at any angle ranging from 45 degrees right to 5 degrees left shall be provided. When specified (see 7.3(d), an auxiliary worktable s

12、hall be provided for the type I bandsaw. Unless otherwise specified (see 7.3(e), the type II bandsaw shall have hydraulically powered material feed capability. The stroke of the powered material feed shall correspond to the applicable size shown in table 1. If required, the type II bandsaw shall be

13、provided with contour and circular cutting attachments as specified (see 7.3(f). 3.2.3 Drive and idle wheels. A variable-speed blade drive and idler wheel with a means for blade tensioning shail be provided. When specified (see 7.3(g), blade speed and tension indicators shall be provided. Unless oth

14、erwise specified (see 7.3(h), the blade drive motor shall be electric. 3.2.4 Band welder and annealer. Unless otherwise specified (see 7.3(i), the bandsaw shall be equipped with a band welder and annealer, band clamp, shears, and grinder. Unless otherwise specified (see 7.3(j), the band welder and a

15、nnealer shall be mounted in the column of the bandsaw and shall accommodate the maximum blade width for the bandsaw specified. 3.2.5 Guidepost. A blade guidepost shall be provided and shall contain the upper blade guides. The guidepost shall be vertically adjustable to accommodate the maximum workpi

16、ece thickness required. The throat height shall correspond to the applicable size shown in table I. The blade guides shall consist of carbide-faced roller bearings and shall be constructed with the strength and rigidity to meet the cutting requirements shown in tables II and III. 2 Provided by IHSNo

17、t for ResaleNo reproduction or networking permitted without license from IHS-,-,-9018054 0005573 Sue 14 T O Cutting rate, Perpendicularity, 8 0.008 square inches per minute inch per inch of thickness A-A-593 36 20 8 26 12 3.2.6 Saw blades and attachments. Saw blades ofthe specified material, quantit

18、y, size, tooth pitch, and type shall be furnished with each bandsaw as specified (see 7.3(k). When specified (see 7.3(1), the bandsaw shall be provided with band fling and polishing attachments and fde bands. 0.005 0.005 3.2.7 Controls. The bandsaw controls shall be convenient to the operator. Unles

19、s otherwise specified (see 7.3(m), controls shall consist of start/stop, blade speed, and blade tension. The type II bandsaw shall be provided with power feed controls and attachments as specified (see 7.3(n) to assist the operator when manipulating workpieces for contour cuts. 3.2.8 Coolant system.

20、 Unless otherwise specified (see 7.3(0), the type II bandsaw shall be provided with a coolant system. Means shall be provided to determine and maintain coolant level within the sump. A removable strainer shall be provided to remove metal chips from the coolant. 3.2.9 Hvdrauiic system. When furnished

21、, the hydraulic system shall be provided with a fluid level indicator and overpressure protection. 3.2.10 Electrical svstem. The electrical system shall conform to the American National Standards InstitutehJational Fire Protection Association (ANSINFPA) 79, “Machinery, Industrial, Electrical Standar

22、d For“. Unless otherwise specified (see 7.3(p), the bandsaw shall operate from a dual 230/460-v0lt, 3-phase, 6O-hertz circuit; and shall be initially wired for 230- volt operation. The control system shall operate on a 12O-volt, single-phase, 60-hertz circuit. . The electrical circuitry shall provid

23、e low voltage and overload protection. 3.2.1 1 Electrical motors. The vertical bandsaw electric drive motor(s) shall have sealed and permanently lubricated ball or roller bearings, shaii be energy efficient, and shall conform to the National Electrical Manufacturers Association (NEMA) MG- 1, “Motors

24、 and Generators“. Unless otherwise specified (see 7.3(q), the motor(s) shail have open dripproof enclosures. The motor(s) shall have a 30-minute duty cycle horsepower rating. ,3.2.12 Optional accessories. Optional accessories shail be furnished as specified (see 7.3(r). 3.3 Performance. Unless other

25、wise specified (see 7.3(s), the bandsaw shail be capable of producing cuts in SAE 1018 steel that comply with the re,quirements shown in tables II and III when tested in accordance with sections 5.3.1 through 5.3.4. I 36 I 12 I 0.005 3 Provided by IHSNot for ResaleNo reproduction or networking permi

26、tted without license from IHS-,-,-111 90LBO54 0005572 925 lm Size 20 A-A-59336 TABLE III. Tee II bandsaw performance reauirements. Perpendicularity, Cutting rate, square inches per minute inch per inch of thickness Straight cut Contour cut 0.002 8 5 26 36 0.002 12 5 0.002 12 6 3.4 Bandsaw dimensions

27、 and weight. If required, the maximum bandsaw dimensions (length, width, and height) and bandsaw weight shall not exceed the restrictions specified (see 7.3(t). 3.5 Safetv and health reauirements. The bandsaw shall be designed and manufactured in accordance with ANSI B 1 1.1 O, “Sawing Machines, Met

28、al, Safety Requirements for the Construction, Care and Use Of. The manufacturer shall ensure the bandsaw and all equipment and accessories used on the bandsaw shall comply with Occupational Safety and Health Administration (OSHA) 29 CFR PART 1910, “Occupational Safety and Health Standards for Genera

29、l Industry“. If a conflict arises between the OSHA and ANSI standards, the OSHA standards shall apply. 3.6 Svstems of units. The US Customary System of Units (US) or the International System of Units (SI) shall be used to graduate measuring and indicating devices. When only one system of graduation

30、is acceptable, the particular graduation required shall be as specified (see 7.3(u). Regardless of the measurement system used, all measuring and indicating devices on the bandsaw shall be graduated in the same system. When specified (see 7.3(v), measuring and indicating devices shall be graduated i

31、n both the US and SI systems of measurement. 3.7 Nameplate. A nameplate shall be securely attached to the bandsaw. Unless otherwise specified (see 7.3(w), the nameplate shall contain the following information: a. b. d. e. f g. h. C. 1. Nomenclature Manufacturers name Serial number Bandsaw model desi

32、gnation Power input (volts, total amperes, phase, frequency) Short-circuitover-current rating Contract number or order number National stock number Date of manufacture 3.8 Lubrication plate or chart. When specified (see 7.3(x), a lubrication plate or chart shall be attached to the bandsaw. The infor

33、mation provided on the plate or chart shall include: a. Points of lubricant application b. Servicing interval c. Type of lubricant(s) with SAE number or lubricant identifier 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3018054 0005573 BbL II A-A

34、-593 36 4. REGULATORY REQUIREMENTS 4.1 Recovered materials. The offerorkontractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR). 4.2 Environmental Protection. The item shall meet all applica

35、ble Environmental Protection Agency (EPA) restrictions in effect on the date of the contract. These regulations apply to the emission of materials hazardous to the environment or the users health and shall be adhered to during the manufacturing, service, transportation, storage, and operatioduse of

36、the item. 5. QUALITY ASSURANCE PROVISIONS 5.1 Product conformance. The products offered shall meet the salient characteristics of this commercial item description; conform to the producers own drawings, specifications, standards, and quality assurance practices; and be the same product offered for s

37、ale in the commercial market. The Government reserves the right to require proof of such conformance. 5.2 Inspection. The contour vertical bandsaw shall be inspected for compliance with all requirements specified in this CID. 5.3 Testing. Unless otherwise specified (see 7.3(y), the contour vertical

38、bandsaw shall be tested in accordance with sections 5.3.1 through 5.3.4. 5.3.1 Test setup and conditions. Unless otherwise specified (see 7.3 (z), the manufacturer shall be responsible for supplying ail tooling and material(s) and shall conduct ail tests required by the Government. The manufacturer

39、shall provide test instruments and equipment with Calibration traceable to National Institute of Standards and Technology (NIST) and shall provide certification of calibration as specified (see 7.3(aa). 5.3.2 Operational test. The contour vertical bandsaw shall be operated in accordance with the man

40、ufacturers standard operating procedures. The contour vertical bandsaw shall be operated at no load for not less than 15 minutes. Proper operation of all controls and features shall be verified during the trial period. For the tests described herein, the choice of saw blade, coolant, blade speed, an

41、d cutting force shall be the option of the supplier. 5.3.3 Performance tests. The type I bandsaw shall undergo a straight cut test. The worktable shall be clamped in the zero tilt position. The test workpiece shall be SAE 1018 steel and shall have a 1- by 4-inch cross section. The cutting speed and

42、perpendicularity of the cut shall be in accordance with table I. The type II bandsaw shall undergo straight and contour cut tests. The workpiece for the straight cut test shall be an SAE 1018 steel bar and shall have a 4- by 9-inch cross section. For the contour cut test, a 6-inch radius semicircle

43、shall be scribed on the surface of a 2-inch thick SAE 1 O 18 steel plate. A cut shall be made along the scribe and shall not deviate fiom the scribe by more than 3/16 inch. 5.3.4 Optional tests. Optional tests shall be conducted as specified (see 7.3(bb). 5 Provided by IHSNot for ResaleNo reproducti

44、on or networking permitted without license from IHS-,-,-.II 9038054 0005574 7TB 1111 A- A- 5 93 3 6 5.4 AcceDtance. Unless otherwise specified (see 7.3(cc), preliminary and final acceptance testing shall be conducted at the manufacturers site. The test results will be compared to the performance req

45、uirements shown in tables II and III. Failure of the bandsaw to meet these requirements shall be cause for rejection. 6. PACKAGING 6.1 Preservation. packing. and marking. Unless otherwise specified (see 7.3(dd), preservation, packing, and marking shall be as specified in the contract or order. 7. NO

46、TES 7.1 Sources of documents. 7. i. 1 m. The FAR may be obtained from the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402-000 1. 7.1.2 ANSI standards. Copies of ANSI standards may be obtained from the American National Standards Institute, 11 West 42nd Street, New

47、York, NY 10036. 7.1.3 NFPA standards. Copies of NFPA standards may be obtained from the National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269-9101. . 7.1.4 NEMA standards. Copies of NEMA standards may be obtained from the National Electrical Manufacturers Association, 1300 Nort

48、h 17th Street, Suite 1847, Rosslyn, VA 22209. 7.1.5 OSHA standards. Copies of OSHA standards may be obtained fiom the U.S. Department of Labor, 200 Constitution Avenue NW, Room 423, Washington, DC 20210. 7.2 Part identification number (PIN). The following part identification numbering system is for

49、government purposes and does not constitute a requirement for the contractor. AA59336 - X XX Size: 14 - 14-inch throat depth 20 - 20-inch throat depth 26 - 26-inch throat depth 30 - 30-inch throat depth Type: A - Type I (Manual material feed) B - Type II (Powered material feed) I CIDnumber 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-9018054 0005575 b34 111 A- A- 5 93 3 6 7