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COLDSTAR 5b657ded2d6e2b0505f57844 Products https://www.coldstar.co.in
1	DESCRIPTION OF MACHINE1.1	HYDRAULIC PRESS2	QUANTITY REQUIRED      -      1  No.3	SCOPE OF SUPPLY3.1	The basic machine                                                           3.2	Standard ( Essential) accessories/equipments          3.3	Recommended Maintenance Spares as ordered. 3.4	Packing and Forwarding (including Transportation) to HVF.3.5	Construction of complete Foundation (if applicable), 3.6	Final Proving trials at HVF.4	PURPOSE FOR WHICH THE MACHINE IS INTENDED4.1	The machine is intended for carrying out for  bend removal & straightening operations of  Torsion Bar made from high alloy spring steel. The machine should have the capability to do bend removal & straightening operations for Torsion Bar to Drg.No. 172.51.016 component to entire length. The machine shall be designed and supplied in tooled up condition.5	TECHNICAL SPECIFICATION5.1	Capacity : 40Ton or more5.2	Type of Machine: Open Throat C-Frame type Hydraulic Press5.3	Type of Operation: Foot pedal and Hand lever type5.4	Ram  forward capacity (minimum)                       :    400 kN5.5	Ram return capacity (minimum)                           :    155 kN5.6	Ram Stroke(minimum)                                          :    400 mm5.7	Daylight (minimum)                                               :    630 mm5.8	Throat (minimum)                                                  :    220 mm5.9	Table size  (minimum)                                           :    450 x 560 mm5.10	T Slot                                                                      :    T22(IS:2013H12)5.11	Working Height  (minimum)                                   :   750 mm5.12	Ram Approach speed    (minimum )                     :      50 mm/second5.13	Ram Pressing speed                                             :      10 - 20 mm/second 5.14	Ram Return speed          (minimum)                     :     100  mm/second5.15	Ram speed should be control by manualy as well as automatic.6	STANDARD (ESSENTIAL) ACCESSORIES / EQUIPMENTS:6.1	Tool kit of reputed make containing 1 set of allen keys ranging from 2.5mm to 20mm, 1 set of spanners ranging from 6mm to 31mm, In & Out circlip extractors, medium size adjustable spanner, screw driver, cutting player and each one number of other tools if any required for daily working & maintenance of the machine.6.2	Hydraulic system with initial fill of oil6.3	Bar straightening attachment in accordance with clauses from 6.3.1 to 6.3.6 for bend removal / straightening of bars of diameters 20mm to 55mm and lengths varying from 1 meter to 2.4 meters. A nominal sketch of the existing press model is enclosed for ready reference.6.3.1	1 No. straightening table of suitable length in accordance with clause No. 6.36.3.2	1 No. throughout sliding bed containing 2 No.s of dead centers with locking facility (with springs for suspension duiring straightening) for holding of bars and for to & fro movement.6.3.3	4 No.s of supporting U blocks6.3.4	2 No.s of pressing U block for attaching to ram6.3.5	2 No.s of split type circlip clamp for rotating of bars6.3.6	Tool cabinet-Qty 1 no6.3.7	Machine lighting6.3.8	Any other accessories required for straightening in accordance with the design6.3.9	Tooling up : - bend removal & straightening operations only for the Tooled up component is mentioned below and Qty. to be demonstrated 12 Nos. ( Raw Bar 6 nos. and Turning Bar 6 nos.) 6.3.10	TORSION BAR, 172-51-016, only bend removal & straightening operations ( entire length).6.3.11	The work holding devices such as fixtures, clamps, centers required for above operations shall be of standard design and compatible with the machine : 2 sets7	OTHER FEATURES OF THE MACHINE:7.1	The machine shall be equipped with Emergency  Stop Push Button.7.2	The Machine should  have  Sturdy & Proven quality construction to withstand the extreme working conditions.7.3	Firm has to submit drawing of Hydraulic press with Bar Straightening Attachment. The design of the hydraulic press should be inline with the attached drawing (HVF/RG /P &M /DRG001) provided with this specification. Firm shall submit their drawing along with bid. If required firm may visit HVF to see the existing press model.8	HYDRAULIC POWER PACK8.1	 Suitable Hydraulic system  shall be provided.8.2	 Oil pressure gauges, Oil level low indicator shall be provided.8.3	 Oil temperature indicator shall be provided.8.4	 Metallic oil lines shall be provided in non-movement areas.9	CONDITIONS AT HVF SITE 9.1	Supply system  - 415V± 10 %, 50 Hz ± 3%, 3 Ø, 4 wire system.9.2	Minimum Temperature - 20°C 9.3	Maximum Temperature   - 45°C9.4	Relative Humidity       -  95 % Maximum9.5	Climatic conditions            -     Humid, dusty, tropical atmosphere9.6	Air pressure available        -      6 bar10	SAFETY FEATURES10.1	All the essential safety requirements for the protection of the entire machine, operator and components should be included in the machine design.10.2	All the moving parts of the machine shall be provided with suitable Guard System.11	ELECTRICAL FEATURES11.1
COLDSTAR-5900L- HYDRAULIC PRESS

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