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Centering Clamping Elements, with clamping balls, operation from the bottom | d1 min.=46.5 mm / d1 max.=54.5 mm | 23340.0346


Quantity:  piece  
Product information
Picture
Picture
Drawing
Application drawing
Logo Halder
Item number:
     C4276-23340.0346
Manufacturer:
     Erwin Halder
Manufacturer no.:
     23340.0346
EAN/GTIN:
     4030618287759
Item data sheet
Search terms:
Centring bore clamps

To be used for accurate centering and clamping in blind holes of workpieces with locating hole. Exact self-centering with a precision of ±0,025 mm. The clamping balls frictionally center and hold workpieces with raw or pre-machined surfaces down to the bearing points. Large adjustment stroke and a small building height are a feature of this center clamping element.

Mounting from either top or bottom.

Material

Body

  • Tool steel, hardened, blackened

Spring

  • stainless steel

Clamping balls

  • Stainless steel 1.4112, hardened and ground

Assembly

Assembly instructions for mounting from above: Remove clamping plate and screw. Screw in threaded pin from below, and tighten from above using female WS2.

Operation

Operation from bottom manually or automatically with either pneumatic or hydraulic actuation.

More information:
Nominal dimension:
d1 min.=46.5 mm / d1 max.=54.5 mm
Conflict Minerals free:
Free from Conflict Minerals
Prop65:
Does not contain Proposition 65 substances
REACH compliant:
Does not contain SVHC substances
RoHS-compliant:
RoHS compliant
d1 max.:
54.5 mm
d1 min.:
46.5 mm
d2 [f7]:
30 mm
d3:
M12
d4:
M6
d5 [+0.3]:
4 mm
h1:
27.2 mm
h2:
18 mm
h3:
15.7 mm
h4 [-2]:
33.1 mm
h5:
7.5 mm
h6 [+1]:
22.5 mm
h7:
~ 20 mm
l1 [±0.1]:
11 mm
Number of balls n:
6
Tightening torque:
17 Nm
L1 [±0.1]:
11 mm
H1:
6.5 mm
H2 [+0.5]:
7.5 mm
D1 [H7]:
30 mm
D2:
4 mm
D3:
12 mm
Stroke:
4.6 mm
ball diameter:
8 mm
WS1:
10 mm
WS2:
8 mm
WS3:
18 mm
Clamping force:
6.5 kN
Spring:
stainless steel
Body:
Tool steel, hardened, blackened
Clamping balls:
Stainless steel 1.4112, hardened and ground
D4 (metr.):
M12
Branch:
machine construction, general | road vehicle construction (automotive manufacturer) | adaptions, toll manufacturing | plant, apparatus and equipment construction | measuring and control devices | sample / model and prototype construction
Function:
clamp | centre
Preferential Origin:
CE
Weight:
353 g
Other search terms: ID clamping, ID clamp:expansion clamping, expansion clamp
An overview of the conditions1
Delivery period
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Price
In stock In stock
from € 601.79*
  
Price is valid from 500 pieces
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Staggered prices
Order quantity
Net
Gross
Unit
1 piece
€ 673.69*
€ 828.64
per piece
from 2 pieces
€ 669.59*
€ 823.60
per piece
from 5 pieces
€ 637.86*
€ 784.57
per piece
from 10 pieces
€ 622.89*
€ 766.15
per piece
from 500 pieces
€ 601.79*
€ 740.20
per piece
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