1、“hi MIL-M-23584B 34 W 7777706 024bY54 2 W MIL-M- 23 58913 14 SeDtember 1973 SUPERSEDING MIL-M- 23 5 89A 30 April 1968 MILITARY SPECIFICATION MILLING MACHINE, VERTICAL, ROTARY pecification is appraved for use by alL Departments and Agencies of the Department of Defense. * 1.1 Scope. This specificatio
2、n covers a floor mounted, vertical, rotary head, high speed, precision milling machine with equipment and accessories as described herein o 2. APPLICABLE Ix)CUMENTS 2.1 Military publications. The fallowing documents of the issue in effect Qn date of invitation for bids or request for proposal form a
3、 part of this speci- fication to the extent specified herein. SPECIFICATION MIL-M- 18058 Machinery, Metal and Woodworking, Support Equipment and Associated Repair Parts , Pre- paration for Delivery of SJIANDARS MIL-STD- 129 Marking for Shipment and Storage MIL-STD -13 O Identification Marking of U.S
4、. Military Property MIL-STD-461 Electromagnetic Interference Characteristics Requirements for Equipments (Capies of specifications, standards , drawings, and publications required by suppiiers in connection with specific procurement functions should be ob- tained from the procuring activity or as di
5、rected by the contracting officer.) FSC 3417 Exl THIS DOCUMENT CONTAINS approval involves testing and evaluating the First Article for conformance with the requirements herein before, or in the initial stage, production under a con- tract. * 3.2 Design. The milling machine shall be of the adjustable
6、 knee type, with built-in rotary head. various parts having multiple radii and requiring precise control of the cutting tool for close tolerance work. of a rotating head, column, and base. The base shall enclose the machine gearing mechanisms and serve as a reservoir for the coolant. The machine sha
7、ll be designed for precision milling The machine shall consist basically * 3.2.1 Controls. All operating controls and all manual adjustments shall be readily accessible to the operator, All hand control levers and handwheels shall automatically and positively disengage during power feed and rapid tr
8、averse. The machine movements shall be controllable by infinitely varia- ble and reversible controls which are either manual or electrical. When controls are pendant mounted, the pendant shall swivel to both front and rear of the work table. * 3.2.2 Safety and health requirements. Covers or other sa
9、fety devices shall be provided for all parts of the machine presenting safety hazards which can be guarded without substantial interference to operation of the machine. All guards shall provide easy access to guarded parts. Except as otherwise specified by the procuring activity, the machine shall c
10、omply with the stan- dards promulgated under OSHA applicable to the machine manufacturer. Excep- tions and additional requirements for safety and health shall be as speci- fied (see 6.2.1 and 6.5). 3.2.3 Lubrication. clean supply of oil to all mating gears, sliding parts and bearings except sealed-f
11、or-life type. and remote areas, with controls mounted on the machine convenient to the operator. Fully automatic lubrication of gears and feed screws shall be provided. All reservoirs shall be fitted with oil level sight gages. All oil holes, grease fittings, and filler caps shall be easily accessib
12、le. A lubrication system shall be provided to insure a Forced feed lubrication shall be provided for ways 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I manufacturer. - standing all forces encountered during operation of the machine to its maxim
13、um rating and capacity without permanent distortion. * 3.3.1 Castings and forgings. All castings and forgings shall be free of defects, scale and mismatching, No process such as welding, peening, plugging, or filling with solder or paste shall be used for reclaiming any defective part. * 3.3.2 Weldi
14、ng, brazing or soldering. Welding, brazing or soldering shall be employed only where specified in the original design. tions shall be employed as a repair measure for any defective part. None of these opera- * 3.3.3 Fastening devices. All screws, pins, bolts, and similiar parts shall be installed in
15、 SUI ject to removal or adjustment shall not be swaged, peened, staked, or other- wise permanently installed * * 3.3,4 Surfaces. All surfaces of castings, forgings, molded parts, stampings and welded parts shall be cleaned and free from sand, dirt, fins, sprues, flash, scale, flux and other harmful
16、or extraneous materials. All edges shall be either rounded or beveled unless sharpness is required to perform a necessary function. Except as otherwise specified herein, the condition and finish of all surfaces shall be commensurate with the manufacturers standard commercial practice. 3.3.5 Painting
17、. Unless otherwise specified (see 6.2.1), the machine shall be painted in accordance with the manufacturers standard commercial practice. 3.3.6 Threads. All threaded parts shall be in the inch system and shall conform to Handbook H28. I * 3.3.7 Dials. Al1 feedscrew dials shall be graduated in the in
18、ch system. Graduations to indicate stock removal or tool movement shall be .- in incre- ments of not more than 0.001 inch. Di: the graduations may be easily read from the normal operating position. Unless otherwise specified (see 6.2.1), each dial feed indicator used shall be equipped with a spring
19、loaded serrated type dial position retention System. Dials shall be permanently and legibly engraved or etched and shall have a Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-23589B * 3.3.8 Plates. All words on speed and feed indicating plates
20、 and on in- struction plates shall be in the English language. etched, embossed or stamped in -boldface on a contrasting background. * 3.3.9 Gears. All gears used in the machine and its componentsshall be Letters shall be engraved, machined in the inch system and shall conform to the applicable requ
21、ire- ments of AGMA 360. 3.4 Components * 3.4.1 Column one each 7/16“, 1/2“, 5/8“, and 3/4“ diameter four-f lute, single-end, square-end, end mills; one each 1/8“, 3/16“, 1/4“, 5/16“, 3/8“, 7/16“, 1/2“, 5/8“, and 3/4“ diameter two-f lute, single-end, ball-end, end mills. c. Taper shank to fit machine
22、 spindle; shall accommodate 3/8“ shank diameter boring bars. Set of end mills consisting of the following: One each One offset boring head with No. 30 American National Standard d. Set of boring bars including one each 7/32“, 17/64“, 5/16“ and 3/8“ diameter boring bars, with 6 high speed steel tool
23、bits for each boring bar, for use with offset boring head listed in C. above. e. Plain vises with hardened steel jaws, 6“, 7“, 8“, or 9“ nominal size , in the sizes and quantities specified. f. Swivel vises with hardened steel jaws, 6“, 7“, 8“, or 9 nominal size , in the sizes and quantities specifi
24、ed. g. Rotary table, 12“ or 16“ diameter as specified, handwheel and gra- duated dial type, (hand feed only, or hand feed but arranged for con- nection to power drive mechanism, as specified.) h. Rotary table, index type, 12l or 16“ diameter as specified, with Provided by IHSNot for ResaleNo reprodu
25、ction or networking permitted without license from IHS-,-,-MIL-M-23589B * 3.11 Electromagnetic interference control. When specified (see 6.2.1), equipment procured under this specification shall comply with the re- quirements of MIL-STD-461 for Class II B equipment. 3.12 Fungus control. as specified
26、. When required (see 6.2.11, fungus proofing shall be * 3.13 Lubrication chart or plate. Unless otherwise specified (see 6.2.1) a lubrication chart or plate shall be permanently and securely attached to each machine. If a chart is furnished, it shall be placed in a transparent plastic folder, or per
27、manently sealed between clear plastic sheets, with suitable means for mounting. The following information shall be furnished on the chart or plate: Points of application Service interval Type of lubricant Vis cos i ty Militaty or Federal Specification (if available) * 3.14 Nameplate. Unless otherwis
28、e specified (see 6.2.1), a corrosion- resistant metal nameplate identifying the machine in accordance with MIL-STD-130 shall be securely attached to each machine. The nameplate shall contain the infomation listed below. If the machine is a special model, the model designation shall include the.mode1
29、 of the basic stan- dard machine and a suffix identified in the manufacturers permanent re- cords. The captions listed may be s-hortened or abbreviated, provided the entry for each caption is clear as to its identity. Nomenclature Manufacturers name Manufacturers model designation Manufacturers seri
30、al number Power input (volts, total amps, phase, frequency) 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-M-23589B Contract Number or Order Number Federal Stock Number or Plant Equipment Code Date of manufacture us 3.15 Technical data. Tech
31、nical data shall be furnished as specified (see 6.2.2). * 3.16 Workmanship. Workmanship of the machine and accessories shall be of a quality equal to that o the manufacturers commercial equipment of the type specified herein, 4. QUALITY ASSURANCE PROVISIONS * 4.1 Responsibility for inspection. Unles
32、s otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspection requirements as specified in the contract or order. may utilize his awn or any other facilities suitable for the performance of the inspection requirements specified herein, unl
33、ess disapproved by the government. tions set forth in the specification when such action is deemed necessary to assure supplies and services conform to prescribed requirements. The supplier The government reserves the right to perform any of the inspec- * 4.2 First Article inspection. When First Art
34、icle approval is required under 3.1, First Article inspection shall be performed. Unless otherwise specified (see 6,2.1), First Article inspection shall comprise the examination in 4.4 and all tests in 4.5. Failure of the item to pass examination or test shall be cause for disapproval of the First A
35、rticle. * 4.3 Quality conformance inspection. Each item shall be subjected to quality conformance inspection prior to being offered for acceptance. Unless other- wise specified (see 6.2.1), quality conformance inspection shall consist of the examination in 4.4, the test in 4.5.1 and 4.5.2, and the i
36、nspection in 4.6. Failure of the item to pass any examination, test, or inspection shall be cause for rejection. * 4.4 Examination. The machine and equipment shall be examined to determine compliance with the requirements in 3.2 through 3.5 and 3.8 through 3.16. Provided by IHSNot for ResaleNo repro
37、duction or networking permitted without license from IHS-,-,-MIL-M-23589B 4.5 Tests. * 4.5.1 Operational test. The machine shall be operated at no load for not less than 30 minutes. Proper operation of all controls, motors, adjusting mechanisms, and accessories shall be verified during the trial per
38、iod. * 4.5.2 Alignment accuracy tests. Each machine shall be tested to determine that it complies with the alignment accuracy requirements of Table II. TABLE II Max. Allowable Devi at i on Spindle run out 1“ from nose 3“ from nose Spindle concentric with rotary head: rotate head around spindle; run-
39、out Spindle quill movement perpendicular to table Longitudinal Transverse Spindle axis parallel to rotary head axis Rotary head perpendicular to table Longitudinal Transverse Longitudinal Transverse Table top perpendicular to knee movement Cross movement of table perpendicular to longitudinal moveme
40、nt Center T-slot paralb1 to long. movement Rotary head cross-slide parallel with center Rise and fall of table, longitudinal T-Slot t ransvers e 0.0003“ TIR O. 0006“ TIR 0.0005“ TIR 0.0004“ in 3“ I 0.0004“ in 3“ 0.0015“ in 91i O. 0005“ in 12“ O ,0005“ in 12“ O. 0005“ in 12“ O. 0005“ in 12“ O. 0005“
41、in 12“ 0.0010“ for full travel 0,0005“ total 0.0005“ in 18“ O .0005“ in 12“ 13 -: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M- 23 5 89B * 4.5.3 Electromagnetic interference control tests. Unless otherwise specified (see 6.2.1), equipment re
42、quiring electromagnetic interference control testing shall be tested for compliance with 3.11 in accordance with table Table II of MIL-STD-461. 4.6 Inspection of preparation for delivery. Preservation-packaging, packing and marking shall be inspected to determine compliance with the require- ments o
43、f Section.5. 5. PREPARATION FOR DELIVERY 5.1 Preservation-packaging. Preservation-packaging shall be in accordance with MIL-M-18058, at Level A or C as specified (see 6.2.1). 5.2 Packing. Packing shall be in accordance with MIL-M-18058, at Level A, B, or C as specified (see 6.2.1). 5.3 Marking. Mark
44、ing shall be in accordance with MIL-STD-129. Additional marking shall be as specified (see 6.2.1). 6.1 Intended use. The machine equipped with the necessary attachments can be used for milling a wide variety of solid geometric forms byworking directly from drawings without the necessity of models or
45、 templates, and without changing the set-up of the workpiece. In addition the machine can be used for precision boring, drilling, slotting, and conventional vertical milling. 6.2 Ordering data. 6.2.1 Procurement requirements. Purchasers should specify their require- ments in procurement documents, i
46、ncluding whether each choice is required or not required, by entering an appropriate statement identified to each of the following: (a) Title, number, and date of this specification. (b) First Article approval, if required (see 3.1). (c) (see 3.2,2 and 6.5). Specify exceptions and additional safety
47、and health requirements 14 . . -. -:i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-15 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-* 6.2.2 Contract data requirements. Required technical data suc
48、h as opera- tors manuals, parts lists, foundation and anchor bolt plans, wiring dia- grams and other instructions for opration and maintenance as identified on a numbered DD Form 1664, should be specified on a DD Form 1423 incorporated into the contract, * 6.3 First Article. When First Article appro
49、vcil is required under 3.1, the solicitation should adhere to the applicable portions of Section 1, Part 19 of the Armed Services Procurement Regulation. * 6.4 Army and Air Force procurements. When equipment purchased for the Department of the Army or the Air Force requires electromagnetic interference control testing, such testing should be specified to be in accordance with MIL-STD-461, Class IIB
