Wire thread insert
0102030405
Blind Hole Wire Thread Inserts for Equipment
Blind Hole Wire Thread Inserts for Equipment
Blind hole wire thread inserts, with their tapered guiding design and adaptability to enclosed spaces, play a key role in various scenarios requiring blind hole threaded connections, especially excelling in situations where traditional threads are prone to failure or difficult to install. Their application scenarios can be categorized by industry and functional needs as follows:
1. Machinery Manufacturing and Heavy Equipment: Enhancing Core Component Connections
In mechanical structures, blind holes are often used in load-bearing and positioning key parts. The high-strength characteristics of blind hole wire thread inserts improve connection reliability:
Equipment bases and brackets: Such as blind hole connections in machine tool worktables and crane legs. The inserts disperse stress through their helical structure, reducing the risk of loosening in load-bearing components.
Shaft ends of rotating parts: For threaded positioning in motor shafts and gearbox output shafts, the wear resistance of the inserts reduces thread 损耗 caused by frequent rotation.
Mold industry: Blind hole connections in stamping dies and injection molds. They withstand the impact force during mold clamping, enhancing the shear resistance of threads and extending mold life.
2. Automotive and Rail Transit: Adapting to Vibration and Space Constraints
A large number of blind holes in automotive and rail transit equipment are used for component fixing, requiring resistance to continuous vibration. Blind hole wire thread inserts excel here:
Engine compartment components: Such as blind hole interfaces in cylinder heads and transmission cases. Inserts resist oil corrosion and engine vibration to prevent loosening.
Body structures: Blind hole connections in vehicle frames and door hinges. The tapered guide design enables quick installation in narrow spaces, increasing thread tensile strength by over 30% compared to traditional threads.
Rail transit parts: Blind hole threads in subway door locking mechanisms and train bogies. They adapt to high-frequency opening/closing and vibration, reducing maintenance frequency.
3. Aerospace and Precision Instruments: Pursuing High Precision and Reliability
These fields demand extremely high precision and stability in threaded connections, and the design of blind hole wire thread inserts fits perfectly:
Aerospace components: For example, blind hole connections in satellite brackets. Titanium alloy inserts maintain strength in vacuum environments, and their lightweight nature meets aerospace weight reduction requirements.
Precision instruments: Blind hole threads in optical equipment and medical instruments (e.g., adjustment knobs of surgical tools). The dimensional accuracy of inserts (tolerance controlled within ±0.01mm) ensures gap-free connections, avoiding impact on instrument precision.
4. Chemical and Outdoor Equipment: Corrosion Resistance and Harsh Environment Adaptation
In humid and corrosive environments, the weather resistance of blind hole wire thread inserts becomes a key advantage:
Chemical pipeline accessories: Blind hole interfaces in reaction kettles. 316 stainless steel inserts resist acid and alkali corrosion, preventing medium leakage.
Outdoor power equipment: Blind hole fixing threads in pole bases and distribution boxes. Inserts resist rain and dust erosion, extending equipment service life.
5. Maintenance and Emergency Scenarios: Quickly Repairing Thread Defects
When blind hole threads suffer from slipping, tooth damage, or other issues, blind hole wire thread inserts offer an efficient repair solution:
Equipment maintenance: For example, damaged blind hole threads in hydraulic cylinder bottoms. Inserting inserts restores connection functionality without replacing expensive cylinders.
On-site emergency repairs: In emergency maintenance of mining machinery and construction equipment, the quick installation feature of inserts shortens downtime and reduces production losses.
Summary: The Core of Scenario Adaptation Lies in "Targeted Design"
The application scenarios of blind hole wire thread inserts center on threaded connection needs in enclosed spaces. Whether for new assembly or old part repair, their tapered guidance, high strength, and environmental resistance make them the optimal solution for blind hole scenarios. From precision instruments to heavy equipment, wherever blind hole threaded connections exist, they enhance overall product reliability through three key values: performance enhancement, simplified installation, and extended service life.
Blind hole wire thread insert parameters Parameters
|
Product name |
Blind hole wire thread insertt |
|
Material |
SUS304/SUS316/SUS321/InX750/Brass/Customized |
|
Surface color |
None / Eco-friendly plating |
|
Surface coating |
Silver/tin/cadmium/zinc/other |
|
Thread type |
Metric |
|
Common type |
M3-M39 |
|
Lock type |
M3-M12 |
|
Common blind hole wire thread insert parameters |
|||||
|
(mm) |
P |
d1 min |
d1 max |
d2 min |
d2 max |
|
M3 |
0.5 |
3.8 |
4.35 |
3.11 |
3.22 |
|
M4 |
0.7 |
5.05 |
5.6 |
4.15 |
4.29 |
|
M5 |
0.8 |
6.25 |
6.8 |
5.17 |
5.33 |
|
M6 |
1 |
7.58 |
7.95 |
6.22 |
6.41 |
|
M7 |
1 |
8.58 |
9.2 |
7.22 |
741 |
|
M8 |
1.25 |
9.85 |
10.35 |
8.27 |
8.48 |
|
M10 |
1.5 |
12.1 |
12.8 |
10.32 |
10.56 |
|
M12 |
1.75 |
14.5 |
15 |
12.38 |
12.65 |
|
M14 |
2 |
16.87 |
17.87 |
14.43 |
14.73 |
|
M16 |
2 |
18.87 |
19.9 |
16.43 |
16.73 |
|
M18 |
2.5 |
21.4 |
22 |
18.54 |
18.9 |
|
M20 |
2.5 |
23.46 |
24.4 |
20.54 |
20.9 |
|
M22 |
2.5 |
25.61 |
26.9 |
22.54 |
22.9 |
|
M24 |
3 |
28.15 |
29.1 |
24.65 |
25.05 |
|
M27 |
3 |
31.15 |
32.4 |
27.65 |
28.05 |
|
M30 |
3.5 |
34.7 |
35.81 |
30.76 |
31.21 |
|
M33 |
3.5 |
37.7 |
39.01 |
33.76 |
34.21 |
|
M36 |
4 |
41.33 |
42.67 |
36.87 |
37.35 |
|
M39 |
4 |
44.33 |
45.75 |
39.87 |
40.35 |
|
Lock type blind hole wire thread insert parameters |
|||||
|
(mm) |
P |
d1 min |
d1 max |
d2 min |
d2 max |
|
M3 |
0.5 |
3.8 |
4.35 |
3.11 |
3.22 |
|
M4 |
0.7 |
5.05 |
5.6 |
4.15 |
4.29 |
|
M5 |
0.8 |
6.25 |
6.8 |
5.17 |
5.33 |
|
M6 |
1 |
7.58 |
7.95 |
6.22 |
6.41 |
|
M7 |
1 |
8.58 |
9.2 |
7.22 |
7.41 |
|
M8 |
1.25 |
9.85 |
10.35 |
8.27 |
8.48 |
|
M10 |
1.5 |
12.1 |
12.8 |
10.32 |
10.56 |
|
M12 |
1.75 |
14.5 |
15 |
12.38 |
12.65 |