CN203308985U - Copper-base powder metallurgy friction plate of bridge brake of engineering machine vehicle - Google Patents
Copper-base powder metallurgy friction plate of bridge brake of engineering machine vehicle Download PDFInfo
- Publication number
- CN203308985U CN203308985U CN2013203138654U CN201320313865U CN203308985U CN 203308985 U CN203308985 U CN 203308985U CN 2013203138654 U CN2013203138654 U CN 2013203138654U CN 201320313865 U CN201320313865 U CN 201320313865U CN 203308985 U CN203308985 U CN 203308985U
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- Prior art keywords
- copper
- powder metallurgy
- friction plate
- pairing steel
- metallurgy friction
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Abstract
The utility model relates to a friction plate, in particular to a copper-base powder metallurgy friction plate of a bridge brake of an engineering machine vehicle; and the copper-base powder metallurgy friction plate can be used for the engineering machine vehicle. The copper-base powder metallurgy friction plate comprises a pairing steel piece which is internally provided with an assembly hole; assembling teeth are evenly distributed at the edge of the assembly hole; the front and the back of the pairing steel piece are respectively provided with a copper substrate, and the two copper substrates are jointed with the pairing steel piece; spiral grooves are evenly distributed on each copper substrate; each spiral groove is internally provided with six group of parallel groove groups which are evenly distributed; the assembly hole has the diameter of 234.5mm; and the pairing steel piece has the diameter of 335mm. The copper-base powder metallurgy friction plate of the bridge brake of the engineering machine vehicle is compact in structure, high in heat dissipation, good in wear resistance, high temperature resistant, high in strength of a base body, and long in service life.
Description
Technical field
The utility model relates to a kind of friction plate, relates in particular to a kind of engineering machinery vehicle bridge break copper based powder metallurgy friction wafer, for engineering machine vehicle.
Background technique
At present traditional friction plate assembly performance is poor, and assembly precision is not high, and friction factor is low simultaneously, and the product loss is fast, and the friction disk heat dispersion is poor, can't be effectively discharge during the heat utmost point that produces, cause friction plate to reduce working life.
Chinese patent 200920207215.5, a kind of friction plate is disclosed, the friction plate that comprises ring-type, be distributed with on two rubbing surfaces of described friction plate on a rubbing surface of fin or described friction plate and be distributed with fin, is distributed with the oil storage pit on another face of this friction plate.The wear resistance of this structure is relatively poor, and working life while is shorter, and maintenance cost is high.
Summary of the invention
The utility model is mainly to solve the deficiencies in the prior art, and a kind of compact structure is provided, and wear resistance is high simultaneously, guarantees the Safety performance of using, and has improved the engineering machinery vehicle bridge break copper based powder metallurgy friction wafer of friction factor and high-temperature behavior.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of engineering machinery vehicle bridge break copper based powder metallurgy friction wafer, comprise pairing steel sheet, in described pairing steel sheet, be provided with pilot hole, the edge of described pilot hole is provided with equally distributed assembling tooth, the surface of described pairing steel sheet and the back side are respectively equipped with the copper base fitted with it, described copper base is provided with equally distributed spiral chute, in described spiral chute, be provided with 6 groups of equally distributed parallel slot groups, the diameter of described pilot hole is 234.5mm, and the diameter of described pairing steel sheet is 335mm.
As preferably, the pitch between described spiral chute is 3.0mm, and described spiral fluted groove width is 1.0-1.2mm, and the described spiral fluted degree of depth is 0.4mm; Described parallel slot group is comprised of three parallel slots that are parallel to each other, and the spacing between described parallel slot is 50mm, and the groove width of described parallel slot is 3.0mm, and the groove depth of described parallel slot is 0.4mm.
As preferably, described assembling tooth is involute tooth, and the quantity of described assembling tooth is 80, and the thickness of described pairing steel sheet is 3.2mm.
Therefore, engineering machinery vehicle bridge break copper based powder metallurgy friction wafer of the present utility model, compact structure, thermal diffusivity is high, and wear resistance is good, high temperature resistant, and matrix strength is high, long service life.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is sectional structure schematic diagram of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as depicted in figs. 1 and 2, a kind of engineering machinery vehicle bridge break copper based powder metallurgy friction wafer, comprise pairing steel sheet 1, in described pairing steel sheet 1, be provided with pilot hole 2, the edge of described pilot hole 2 is provided with equally distributed assembling tooth 3, the surface of described pairing steel sheet 1 and the back side are respectively equipped with the copper base 6 fitted with it, described copper base 6 is provided with equally distributed spiral chute 4, in described spiral chute 4, be provided with 6 groups of equally distributed parallel slot groups, the diameter of described pilot hole 2 is 234.5mm, the diameter of described pairing steel sheet 1 is 335mm.The pitch that described spiral chute is 4 is 3.0mm, and the groove width of described spiral chute 4 is 1.0-1.2mm, and the degree of depth of described spiral chute 4 is 0.4mm; Described parallel slot group is comprised of three parallel slots that are parallel to each other 5, and the spacing that described parallel slot is 5 is 50mm, and the groove width of described parallel slot 5 is 3.0mm, and the groove depth of described parallel slot 5 is 0.4mm.Described assembling tooth 3 is involute tooth, and the quantity of described assembling tooth 3 is 80, and the thickness of described pairing steel sheet 1 is 3.2mm.
Claims (3)
1. engineering machinery vehicle bridge break copper based powder metallurgy friction wafer, it is characterized in that: comprise pairing steel sheet (1), in described pairing steel sheet (1), be provided with pilot hole (2), the edge of described pilot hole (2) is provided with equally distributed assembling tooth (3), the surface of described pairing steel sheet (1) and the back side are respectively equipped with the copper base (6) fitted with it, described copper base (6) is provided with equally distributed spiral chute (4), in described spiral chute (4), be provided with 6 groups of equally distributed parallel slot groups, the diameter of described pilot hole (2) is 234.5mm, the diameter of described pairing steel sheet (1) is 335mm.
2. engineering machinery vehicle bridge break copper based powder metallurgy friction wafer according to claim 1, it is characterized in that: the pitch between described spiral chute (4) is 3.0mm, the groove width of described spiral chute (4) is 1.0-1.2mm, and the degree of depth of described spiral chute (4) is 0.4mm; Described parallel slot group is comprised of three parallel slots that are parallel to each other (5), and the spacing between described parallel slot (5) is 50mm, and the groove width of described parallel slot (5) is 3.0mm, and the groove depth of described parallel slot (5) is 0.4mm.
3. engineering machinery vehicle bridge break copper based powder metallurgy friction wafer according to claim 1 and 2, it is characterized in that: described assembling tooth (3) is involute tooth, the quantity of described assembling tooth (3) is 80, and the thickness of described pairing steel sheet (1) is 3.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203138654U CN203308985U (en) | 2013-06-03 | 2013-06-03 | Copper-base powder metallurgy friction plate of bridge brake of engineering machine vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203138654U CN203308985U (en) | 2013-06-03 | 2013-06-03 | Copper-base powder metallurgy friction plate of bridge brake of engineering machine vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203308985U true CN203308985U (en) | 2013-11-27 |
Family
ID=49615198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203138654U Expired - Lifetime CN203308985U (en) | 2013-06-03 | 2013-06-03 | Copper-base powder metallurgy friction plate of bridge brake of engineering machine vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203308985U (en) |
-
2013
- 2013-06-03 CN CN2013203138654U patent/CN203308985U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |