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Inner Three-curve Groove Turning and Milling Machine

Jingfusi® Inner Three-curve Groove Turning and Milling Machine is a specialized machining tool used for the precision machining of inner grooves with three curved or contoured surfaces. This Inner Three-curve Groove Turning and Milling Machine is commonly employed in industries that require the production of complex parts with inner grooves or profiles that cannot be easily created using conventional machining methods.

Model:CK46-3+2

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Product Description

While primarily used for inner groove machining, these machines can also handle other machining operations, making them versatile for a wide range of applications. Industries such as aerospace, medical device manufacturing, automotive, and precision engineering often rely on these machines to produce intricate and high-precision components. Inner Three-curve Groove Turning and Milling Machines can process various materials, including metals, plastics, and composites, depending on the specific machining needs.

Machine Travel Diagram

Product Details

Parameter List

Item	unit	Specification
Max. turning diameter	mm	250
Max. swing diam. over lathe	mm	Ø500
Max. turning diameter through slide bed	mm	Ø160
Slanting bed degree	degree	35°
X-axis effective travel	mm	1000
Z-axis effective travel	mm	400
X/Z axis max. fast travel speed	m/min	24
Cast iron base area	㎡	1.8 x 1.1
Machine size :L x W x H	mm	2100x 1580 x 1800
Machine net weight	kg	2600
tool no.	pcs	8
Square tools	mm	20 x 20
Hole knife size	mm	Ø20
Total horse	kw	13
Average power consumption	kw/h	2
Spindle face form		A2-5
Spindle speed	r/min	6000
Spindle speed setting	r/min	1-4500
Spindle Rated Torque	Nm	35Nm(1500 r/min)
Maximum bar diameter	mm	Ø45

Machine Tool Accuracy

Machine accuracy,Jingfus factor standard ：
Major test item	Schematic diagram	Factory standard


Spindle radial beat,		Detect runout of outer cone	0.0035


X-axis repeat position，X		Detect repeated positioning of the X-axis. Note: First predict about 50 times to offset the error of the cold engine and hot engine, and then detect the repeated positioning.	0.003


Z-axis repeat position，Z		Detect repeated positioning on the Z axis. Note: First predict about 50 times to offset the error of the cold engine and hot engine, and then detect the repeated positioning.	0.003


C axis repeat position，C		Detect the repositioning of the C-axis fixed point, note: first predict about 50 times to offset the error of the cold engine and hot engine, and then detect the repeated positioning	20 arc seconds


C axis position rotary，C		Detect the random position accuracy of the C-axis, note: first predict about 50 times to offset the error of the cold engine and hot engine, and then check the repeated settings	72 arc seconds


If the customer wants to test the ISO or VD1 accuracy of X/Z/Y axis, it shall be determined at the time of writing the contract. The customer must test this item at the same time of the initial acceptance of Jingfusi Factory.