High Precision Large Cylindrical Grinding-Machine/Universal Cylindrical Grinder Grinding Machine for Metal

Product Description

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Product Description
cylindrical grinding machine
G-series cylindrical grinder is suitable for grinding outer cylindrical and conical surface; UG-series universal cylindrical grinder is suitable
for grinding outer and inner cylindrical and conical surface.
For UG-series, the workhead can be rotate to any position within its conterclock direction 90°, so it can be suitable for grinding inner or
outer conical surface.
For UG-series, the cylindrical grinding machine has internal grinding apparatus, internal grinding spindle is supported by precise roll-bearing.

SPECIFICATION	UNIT	G-320	UG-320	G-320A	UG320A	UG-400
Distance between centers	mm	1000/1500	1000/1500	2000/3000	2000/3000	1000/1500
Center height	mm	180	180	180	180	220
Dia. ground(O. D)	mm	8-320	8-320	8-320	8-320	15-400
Dia. ground(I. D)	mm	-	30-100	-	30-100	16-125
Grinding length(O. D)	mm	1000/1500	1000/1500	2000/3000	2000/3000	1000/1500
Grinding length(I. D)	mm	-	125	-	125	125
Loading capacity	kg	150	150	500	500	150
Workhead swivel angle	°	-	±90°	-	±90°	±90°
Workhead spindle taper	-	MT5	MT4	MT5	MT5	MT4
Workhead spindle speed	rpm	19-190(stepless)	26-260(stepless)	10-100(stepless)	26-260(stepless)	18,37,74,155
Wheelhead feed of handwheel per rev. (rough/fine)	mm	2/0.5	2/0.5	2/0.5	2/0.5	2/0.5
Wheelhead feed of handwheel per gra. (rough/fine)	mm	0.01/0.0025	0.01/0.0025	0.01/0.0025	0.01/0.0025	0.01/0.0025
Extermal grinding wheel size	mm	600x75x305	400x50x203	600x75x305	500X50X203	500x50x203
Max. peripheral speed of grinding wheel	m/s	35	35	35	35	35
Internal grinding spindle speed	rpm	-	10000	-	10000	10000/2000
Internal grinding wheel size	mm	-	50x25x13	-	50x25x13	80x32x20
Table feed of handwheel per rev.	mm	6	6	6	6	6
Table swivel angle(CW)	°	3°/3°	3°/3°	3°/3°	3°/3°	3°/3°
Table swivel angle(CCW)	°	7°/6°	7°/6°	5°/3°	5°/3°	7°/6°
Table longitudinal feed speed	m/min	0.1-4	0.1-4	0.1-3	0.1-3	0.1-3
Tailstock quill taper	-	MT4	MT4	MT5	MT5	MT4
Tailstock quill travel	mm	30	30	30	30	30
External grinding motor power	kw	11	5.5	11	7.5	5.5
Internal grinding motor power	kw	-	1.1	-	1.1	1.1
Workhead motor power	kw	1.5	1.5	3	1.5	1.5
Roundness	um	2.5	2.5	3	3	2.5
Cylindricity	um	8	8	8	8	8
Roughness	um	Ra0.2	Ra0.2	Ra0.32	Ra0.2	Ra0.2
Gross weight	kg	4600/5100	4600/5100	6200/7600	6200/7600	4800/5500
Packing size(LxWxH)	cm	326/426x190x205	326/426x190x205	580/780x190x205	580/780x190x205	353/447x200x205

Features:
The workhead spindle, wheelhead spindle, internal grinding spindle, coolant pump, hydrodynamic and hydrostatic oil pump are driven by separate motors.
Each moving parts of the machine has electric, hydraulic and mechanic interlock structure the machine is well designed with pleasing appearance, all control lever are centralized in panel make operating easy.
The wheel dresser can be mounted on the tailstock.

MAIN CONFIGURATION & ACCESSORIES:Measuring bridge plate, Open steady rest, Wheel flange, Wheel extractor, Balancing arbor, Grinding wheel, Coolant tank, Carbide tripped center, Driving dog, Wheel dresser (Without diamond pen), Work lamp, Internal grinding attachment (UG), 3-jaw chuck (UG), Extension shaft (UG), Internal grinding wheel (UG), Full set tools, Leveling wedge, Operation manual (English edition).

OPTIONAL CONFIGURATION & ACCESSORIES: Balancing stand, Digital readout, Close steady rest, End wheel dresser, Radius wheel dresser, Center grinding attachment (G), Magnetic separator, Paper filter.

Detailed Photos

Wheelhead spindle is supported by bimetal shell bearing, which make the spindle have high rigidity and stability, ensure heavy, excellent finishing surface.

The wheelhead cross feed is driven by hydraulic, which realizes automatic periodical feed and rapid feed. It can also do rough and fine feed through handwheel.

The workhead adopts inverter motor to realize stepless speed adjustment.

Our Advantages
1. Free replacing parts available in the warranty period. Cost price replacing parts available beyond the warranty period.
2. Quick action and reply for the technical questions at any time in the whole life of the machine.
3. Overseas after service center available in some region.
4. Engineer overseas service available on the requirement of customer(relative cost born by customer).
Packaging & Shipping
Company Profile
Timeway Machine Tool Co., Ltd. is a professional machine tool manufacturing enterprises, the main products include lathe, milling machine, grinding machine, etc., and according to customer needs we also can design and manufacture various special purpose machines, to provide relative technology upgrading and transformation services in machine tool field.
Since the establishment of the Ministry of Foreign Trade, we have participated in various domestic and international exhibitions such as the Autumn Canton Fair, Beijing Exhibition, Shanghai Exhibition, Moscow, Ethiopia, and Russia, and have maintained long-term friendly cooperative relations with exhibition customers.
Customer visited
So far, we have received many customers from abroad, and they are all very satisfied with our company and products
The following is one of the most satisfactory products recommended by customers, as well as our main product categories. you can click and view

FAQ
Q: Why choose TIMEWAY MACHINE?
A: 1 . High quality with competitive price;
2 . Professional R&D team and 25 years export experience;
3 . Exported more than 60 countries;
4 . CE, ISO Certificates;
5 . 24 HOURS ONLINE SERVICE (SKYPE, WhatsApp, Wechat, Trademanager);
6 . 12 months quality warranty;
7 . Oversea engineers available for problem resolving;
Q: Do you have QC or any safety standards for your machinery?
A: yes, we have established a highly strict quality control department to guanrantee good quality.
Q: What's the MOQ?
A: 1 set (Only some low cost machines will be more than 1 set )
Q: What about the payment terms?
A: (1) T/T with 30% advanced payment, and 70% balance payment to be paid before shipment;
(2) Irrevocable LC at sight;
(3) Western Union, MoneyGram, etc.
Q: How about the warranty?
A: Warranty Period is one year after delivery. Even beyond the period, we will supply lifetime service for machine.