DLA A-A-59334-1999 LATHE ENGINE (STANDARD) AND TOOLROOM (PRECISION) HORIZONTAL SPINDLE [Superseded DLA MIL-L-13896 E CANC NOTICE 1 DLA MIL-L-13896 E DLA MIL-L-13896 D REINST NOTICE.pdf

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1、LATHE, ENGINE (STANDARD) AND TOOLROOM (PRECISION), HORIZONTAL SPINDLE The General Services Administration has authorized the use of this commercial item description for all federal agencies. A-A-59334 9038054 0004208 3T m INCH-POUND A-A-59334 25 January 1999 SUPERSEDING See section 7.4 COMMERCIAL IT

2、EM DESCRIPTION 1. SCOPE. This commercial item description (CID) covers horizontal spindle, standard (engine) and precision (tool room) lathes. The lathes covered by this CID are intended for use in operations that require metal workpiece turning, drilling, facing, treading or secondary operation fin

3、ishing. 2. CLASSIFICATION. The lathes shall be of the following types, styles, swings, and sizes. The type, style, swing, and size to be furnished shall be as specified (see 7.2(b). Type I - Engine (standard) Type II - Tool room (precision) Style A - Gap bed Style B - Gapless bed Swing - Swing over

4、bed (See table I) Size - Center-to-center distance (See table I) Beneficial comments, recommendations, additions, deletions, clarifications, etc., and any data which may improve this document should be sent to: Defense Supply Center Richmond, ATTN: DSCR-VBD, SO00 Jefferson Davis Highway, Richmond, V

5、A 23297-561 O. AMSC NfA FSC 3416 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Licensed by Information Handling ServicesA-A-593 34 TABLE I. Swing and sizes. Size - center-to-center distance, inches Note 1 : “X denotes availability Note 2: Machine size and capacity

6、 shall not be less than the stated requirements selected from tables I and II for the class, swing, and size specified. The ranges of size and capacity shown in tables I and II imply that the machine offered shall be equal to or larger than the size and capacity stated but smaller than the next avai

7、lable size. When the largest machine shown in tables I and II is ordered, the size and capacity of the machine offered shall not exceed the stated requirements by more than 1 O percent. 3. SALIENT CHARACTERISTICS 3.1 General reauirements. The machine shall be new and one of the mandxturers current m

8、odels capable of operation in accordance with the requirements herein. All parts subject to wear, breakage, or distortion shall be accessible for adjustment, replacement, and repair. 3.2 Comuonents. The lathe shall include, as a minimum, the following components: 3.2.1 M. The bed shall support all t

9、he components of the lathe and shall have provisions for leveling and anchoring the machine to the floor. 3.2.2 Machineways. The machineways shall be hardened and precision ground. 3.2.3 Carriage. The carriage shall hold the cross-slide and the tool post assembly. The carriage shall move along the w

10、orkpiece axis on the ways by hand crank and power feed. 3.2.4 Cross-slide. The cross-slide shall provide tool movement along the axis perpendicular to the workpiece axis and through the swing of the lathe by hand crank. When specified (see 7.2(c), the cross-slide shall have power feed. The cross-sli

11、de shall be equipped with a graduated compound rest that shall allow 360-degree adjustment of the tool in the tool post with respect to the workpiece axis. 2 Licensed by Information Handling Services A-A-59334 9016054 0004210 T48 I A-A-59334 3.2.5 Gearbox. Unless otherwise specified (see 7.2(d), the

12、 gearbox shall provide a selectable range of 32 English threads fiom 2 to 56 threads per inch and 32 metric thread pitches fiom 0.4 to 7 millimeters per thread. Unless otherwise specified (see 7.2(e), the power-feed leadscrew shall be capable of being coupled to the spindle to coordinate feed and ro

13、tation for cutting threads. When specified (see 7.2(f), the gearbox mechanism shall be provided with safety overload protection. 3.2.6 Spindle. Unless otherwise specified (see 7.2(g) the spindle shall be the manufacturers standard capable of multiple-step or infinitely variable speeds through a belt

14、 or gear drive, or a combination of both. The spindle shall have one or more of the following material-holding mechanisms as specified (see 7.2(h): a. Draw-in collets. b. Multiple-jaw chuck(s). c. Center with Morse or other taper. If required, the spindle shall be equipped with one or more of the fo

15、llowing optional features as specified (see 7.2(i): a. Foot-operated or automatic brake. b. Reverse spindle rotation capability. c. Spindle clutch. d. Automatic kick-out on overload. 3.2.7 Tailstock. The lathe shall have a tailstock that is adjustable and lockable along the ways. The tailstock spind

16、le travel shall be controlled by a handwheel, have a quick-locking feature, and have a graduated scale to indicate spindle location. The tailstock spindle shall have a tool- holding Morse or other taper as specified (see 7.26). The tailstock spindle shall have a built-in quick release method for too

17、ls. 3.2.8 Turret. When specified (see 7.2(k), the lathe shall be provided with a multiple tool- holding turret that can be installed on the ways in place of the tailstock. The turret shall have a minimum of four tool positions and shall be indexable with independently adjustable stops for each turre

18、t position. The turret shall have a means to feed and retract the indexed tool into the workpiece. 3.2.9 Controls. The lathe controls shall, as a minimum, consist of spindle speed, tool feed, cutting depth, and stadstop. Unless otherwise specified (see 7.2(1), control adjustments shall be accomplish

19、ed by hand wheels, locking levers, and control knobs. 3.2.10 Dinital readout system. When specified (see 7.2(m), the lathe shall be equipped with a digital readout system consisting of sensors and display for the X- and Z-axes of travel. The digital readout system shall have a resolution of not less

20、 than 0.0001 inches. 3.2.1 1 Lubrication system. Unless otherwise specified (see 7.2(n), machine components requiring continuous lubrication shall be permanently lubricated or lubricated by automatic means. Machine components requiring periodic manual lubrication shall be readily accessible. 3 Licen

21、sed by Information Handling ServicesA-A-593 34 t 3.2.12 Coolant system. When specified (see 7.2(0), the lathe shall be equipped with a tool coolant system. The coolant system shall consist of a reservoir, motor-driven pump, and chip tray. The system shall have means for draining and cleaning and sha

22、ll permit the operator to direct and control the amount of coolant flow. 3.2.13 Electrical system. The electrical system shall conform to the American National Standards InstitutekJational Fire Protection Association (ANSI/NFPA) 79. The lathe shall operate firom a dual 230/460-volt, 3-phase, 60-hert

23、z circuit and shall be wired for the voltage specified (see 7.2(p). The control system shall operate on a 120-volt, single-phase, 60-hertz circuit from the machines main power supply conform to the manufacturers own drawings, specifications, standards, and quality assurance practices; and be the sam

24、e system offered for sale in the commercial market. The Government reserves the right to require proof of such conformance. 5.2 Inspection. The lathe shall be inspected to determine compliance with all requirements specified in this CID. 5.3 Testing. Unless otherwise specified (see 7.2(z), the lathe

25、 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 7.2(aa), the manufacturer shall be responsible for supplying all tooling and material(s) and shall conduct all tests required by the Government. The manufacturer shall p

26、rovide test instruments and equipment with calibration traceable to National Institute of Standards and Technology (NIST) and shall provide certification of calibration as specified (see 7.2(bb). 5 Licensed by Information Handling Services A-A-59334 m 901054 0004213 757 m A-A-593 34 5.3.2 ODerationa

27、l test. The lathe shall be operated in accordance with the manufacturers standard operating procedures for a period of 1 hour. Proper operation of all controls and features shall be verified during the test period. 5.3.3 Performance tests. Unless otherwise specified (see 7.2(cc), the performance tes

28、t shall consist of the tests listed in IS0 1708. The Government reserves the right to speci any or all of the tests listed in IS0 1708. 5.3.4 Optional tests. Optional tests shall be conducted as specified (see 7.2(dd). 5.4 Acceptance. Unless otherwise specified (see 7.2(ee)J, preliminary and final a

29、cceptance tests shall be conducted at the manufacturers site. The results of the performance tests shall be compared to the performance requirements shown in IS0 1708. Failure of the lathe to meet the performance requirements for the type lathe specified shall be cause for rejection. 6. PACKAGING. P

30、reservation, packing, and marking shall be as specified (7.2(). 7. NOTES 7.1 Sources of documents. 7.1.1 Government documents. Copies of Federal documents may be obtained from the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402. 7.1.2 Industrv standards; Copies of

31、industry standards referenced in this CID may be obtained from the following addresses: American National Standards Institute (ANSI) ANSI B11.6 Machine Tools - Lathes - Safety Requirements for Construction, Care, and Use Applications for copies should be sent to the American National Standards Insti

32、tute, 1 1 West 42nd Street, New York, NY 10036. International Electrotechnical Commission (IEC) IEC 204-1 Electrical Equipment of Industrial Machines - Part I: General Requirements Applications for copies should be sent to the American National Standards Institute, 1 1 West 42nd Street, New York, NY

33、 10036. 6 Licensed by Information Handling ServicesA-A-59334 9018054 0004214 693 A-A-593 34 International Organization for Standardization (ISO) IS0 1708 Acceptance conditions for general purpose parallel lathes-Testing for accuracy Applications for copies should be sent to the American National Sta

34、ndards Institute, 1 1 West 42nd Street, New York, NY 10036 National Electrical Manufacturers Association (NEMA) NEMA MG-1 Motors and Generators NEMA/NFPA 79 Electrical Standard for Industrial Machinery Applications for copies should be sent to the National Electrical Manufacturers Association, 1300

35、North 17th Street, Suite 1847, Rosslyn, VA 22209. Occupational Safety and Health Association (OSHA) OSHA 19 1 O Occupational Safety and Health Standards for General Industry (29 CFR Part 1910) Applications for copies should be sent to the U.S. Department of Labor, 200 Constitution Avenue NW, Room 42

36、3, Washington, DC 202 1 O. 7.2 Ordering data. Acquisition documents must specie the following: a. b. d. e. f. g. h. i. j. k. 1. m. n. P. 9. r. C. O. I Title, number, and date of this document. Type, style, swing, and size of lathe required (see 2). Cross-slide power feed, if required (see 3.2.4). Ge

37、arbox capabilities, if different (see 3.2.5). Leadscrew, if different (see 3.2.5). Gearbox safety overload, if required (see 3.2.5). Spindle belt, gear drive, or both, if different (see 3.2.6). Material-holding collets, chucks, or tapers, as specified (see 3.2.6). Spindle optional features, as speci

38、fied (see 3.2.6). Tailstock spindle taper type and size, as specified (see 3.2.7). Tool turret, if required (see 3.2.8). Control adjustments, if different (see 3.2.9). Digital readout system, if required (see 3.2.1 O). Lubrication system, if different (see 3.2.1 1). Coolant system, if required (see

39、3.2.12). Electrical system, if different (see 3.2.13). Motor enclosure, if different (see 3.2.14). Optional accessories, as specified (see 3.2.15). 7 Licensed by Information Handling ServicesA-A-59334 9038054 0004235 52T W I CID number A-A-59334 s. Type I lathe performance, if different (see 3.3). t

40、. Type II lathe performance, if different (see 3.3). u. Machine dimensions and weight, as specified (see 3.4). v. System of units required (see 3.6). w. Dual system of units, if required (see 3.6). x. Nameplate, if different (see 3.7). y. Lubrication plate or chart, if required (see 3.8). z. Testing

41、, if different (see 5.3). aa. Test responsibility, if different (see 5.3.1). bb. Certification of calibration, as specified (see 5.3.1). cc. Performance tests, if different (see 5.3.3). dd. Optional tests, as specified (see 5.3.4). ee. Acceptance, if different (see 5.4). ff. Packaging requirements (

42、see 6). 7.3 Part identification number (PIN). The following part identification numbering procedure is for government purposes and does not constitute a requirement for the contractor. AA59334-i - XXXXXX Size: (See table I) Swing: (See table I) Style: A - Gap bed B - Gapless bed Type: 1 - Type 1 - E

43、ngine (standard) 2 - Type II - toolroom (precision) 7.4 Supersession data. a. MIL-L-80007E dated September 29,1989 b. MIL-L-80277 dated September 29, 1989 c. MIL-L-23249D dated September 16,1986 d. MIL-L-23251E dated September 29, 1989 e. MIL-L-23257E dated June 30,1989 f. MIL-L-23400E dated Novembe

44、r 12,1986 g. MIL-L-13896E dated February 26,1987 8 Licensed by Information Handling Services A-A-59334 - 9038054 000423b 4bb II MILITARY INTERESTS: Custodians Air Force - 99 Navy - SH Army - AL A-A-59334 PREPARING ACTIVITY DLA - GS (Project 3416-0275) Reviewers Air Force - 84 Navy - AS, MC Army - AR, CE, CR4, SM, AV 9 Licensed by Information Handling Services