CN205046450U - Milling cutter bit - Google Patents
Milling cutter bit Download PDFInfo
- Publication number
- CN205046450U CN205046450U CN201520774387.6U CN201520774387U CN205046450U CN 205046450 U CN205046450 U CN 205046450U CN 201520774387 U CN201520774387 U CN 201520774387U CN 205046450 U CN205046450 U CN 205046450U
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- CN
- China
- Prior art keywords
- head
- milling
- toothholder
- jump ring
- tooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a milling cutter bit, including carbide head, tooth head, tooth handle, jump ring cover, pre -compaction gasket, toothholder, the carbide head is inlayed the tooth is overhead, and tooth head and tooth handle are connected, and the jump ring cover is installed on the tooth handle, and the pre -compaction gasket is installed and is sheathe in the jump ring, and its characterized in that is fixed milling cutter bit on the toothholder to the jump ring cover: carbide top of the head portion is the toper, carbide head bottom sets up and to hold the sphere pit that is difficult for exhaust gas among the welding process. The utility model discloses a design makes the milling cutter bit welding performance good, and shear strength improves, mills and digs degree of depth increasing, mills and cuts into the reinforce, has improved the road surface and has milled plane efficiency. Dish pre -compaction gasket reduces the head and grinds partially, reduces the wearing and tearing in toothholder hole, extension milling cutter bit life.
Description
Technical field
The utility model relates to a kind of milling-planing teeth, particularly relates to the milling-planing teeth of a kind of steel-tooth Ti Shang tungsten carbide button head.
Background technology
Existing milling-planing teeth, be platybasic type bottom carbide alloy, bonding area is little, and welding performance is poor, and shear strength is low, and in the middle of actual use procedure, cutting depth is little, can not meet the operation of large degree of depth milling layer.The hard alloy head apex angles of existing milling-planing teeth is large, and cutting resistance is large, and hard alloy head diameter is little, not enough to denticle protection, causes milling-planing teeth to wear no resistance, frequently changes waste material and manpower, also affect operating efficiency simultaneously.During milling-planing teeth work, head eccentric wear and toothholder hole serious wear, have a strong impact on the application life of milling-planing teeth.
Utility model content
The utility model object is: overcome the deficiency that prior art exists, provide a kind of good welding performance, shear strength is high, and milling depth is large, and abrasion resistance is better, the milling-planing teeth that application life is longer.
The technical solution of the utility model is: a kind of milling-planing teeth, comprise hard alloy head, tooth head, tooth handle, jump ring cover, precompressed pad, toothholder, described hard alloy head is embedded on described tooth head, tooth head is connected with tooth handle, jump ring cover is installed on tooth handle, precompressed pad is installed on jump ring and puts, milling-planing teeth is fixed on toothholder by jump ring cover, it is characterized in that: described hard alloy head top is tapered, the sphere pit that can hold not easily Exhaust Gas in welding process is set bottom described hard alloy head.
Preferably, described hard alloy head top tapered angle is 85 degree; The dark 4mm of sphere pit bottom described hard alloy head, radius is 6.5mm.
Preferably, described precompressed pad is in dish, bell mouth shape, described precompressed pad is installed on jump ring and puts, be convenient to jump ring cover install in toothholder hole, when milling-planing teeth loads toothholder completely, precompressed pad between tooth head and toothholder, described precompressed pad to be dish-shaped bell mouth shape be in order to toothholder precise match.
Preferably, the top of described milling-planing teeth head and described hard alloy head soldering are integrated.
Preferably, the top of described milling-planing teeth head adopts spelter solder brazing mode to weld with described hard alloy head.
Advantage of the present utility model:
1, hard alloy head top is tapered, reduces milling temperature when guaranteeing incision ground.
2, bottom arranges a sphere pit, holds in welding process the gas of not easily discharging, improve weld seam degree of filling, strengthen welding performance and shear strength.
3, described precompressed pad is installed on jump ring and puts, and is convenient to the installation in toothholder hole of jump ring cover, when milling-planing teeth loads toothholder completely, precompressed pad between tooth head and toothholder, described precompressed pad to be dish-shaped bell mouth shape be in order to toothholder precise match.
4, the precompressed pad of milling-planing teeth is in dish, bell mouth shape, compared with typical circular pad, horn mouth shape pad precisely coordinates with the arc locating surface of toothholder, during guarantee work, milling-planing teeth is in good Shaft alignment state in toothholder, strengthens the verticity of milling-planing teeth, reduces milling-planing teeth head eccentric wear, reduce the wearing and tearing in toothholder hole simultaneously, increase the service life.
5, design of the present utility model makes milling-planing teeth good welding performance, and shear strength improves, and the milling degree of depth strengthens, and milling cutting-in force is strong, improves road-surface milling efficiency.
6, save material and manpower, increase work efficiency and economic benefit.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is the schematic diagram of milling-planing teeth disclosed in the utility model.
Fig. 2 is the schematic diagram of milling-planing teeth toothholder disclosed in the utility model.
Fig. 3 is the schematic diagram that milling-planing teeth disclosed in the utility model coordinates with toothholder.
Wherein: 1, hard alloy head 2, tooth head 3, tooth handle 4, precompressed pad 5, jump ring cover 6, toothholder
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, technical solutions of the utility model are described in detail.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of milling-planing teeth, comprise hard alloy head 1, tooth head 2, tooth handle 3, jump ring cover 5, precompressed pad 4, toothholder 6, described hard alloy head 1 is embedded on described tooth head 2, and tooth head 2 is connected with tooth handle 3, and jump ring cover 5 is installed on tooth handle 3, precompressed pad 4 is installed on jump ring cover 5, milling-planing teeth is fixed on toothholder 6 by jump ring cover 5, and described hard alloy head 1 top is tapered, reduces milling temperature when guaranteeing incision ground.The sphere pit that can hold not easily Exhaust Gas in welding process is set bottom described hard alloy head 1, the gas of not easily discharging in welding process can be held, improve weld seam degree of filling, strengthen welding performance and shear strength.Described hard alloy head 1 top tapered angle is 85 degree; The dark 4mm of sphere pit bottom described hard alloy head 1, radius is 6.5mm.
Described precompressed pad 4 is in dish, bell mouth shape, described precompressed pad 4 is installed on jump ring cover 5, be convenient to jump ring cover 5 install in toothholder 6 hole, when milling-planing teeth loads toothholder 6 completely, precompressed pad 4 between tooth head 2 and toothholder 6, described precompressed pad 4 in dish-shaped bell mouth shape be in order to toothholder 6 precise match.The precompressed pad 4 of milling-planing teeth is in dish, bell mouth shape, compared with typical circular pad, horn mouth shape pad precisely coordinates with the arc locating surface of toothholder, during guarantee work, milling-planing teeth is in good Shaft alignment state in toothholder, strengthens the verticity of milling-planing teeth, reduces milling-planing teeth head eccentric wear, reduce the wearing and tearing in toothholder hole simultaneously, increase the service life.
The top of described milling-planing teeth tooth head 2 adopts spelter solder brazing mode to weld with described hard alloy head 1.The design makes milling-planing teeth good welding performance, and shear strength improves, and the milling degree of depth strengthens, and milling cutting-in force is strong, improves road-surface milling efficiency.
As shown in Figure 1 and Figure 2, in the present embodiment, the top of milling-planing teeth head 2 and hard alloy head 1 soldering are integrated, and hard alloy head 1 top tapered angle is 85 degree, and bottom is provided with the sphere pit that degree of depth 4mm radius is 6.5mm.Jump ring cover 5 is installed on milling-planing teeth handle 3, and dish-shaped bell mouth shape precompressed pad 4 is installed on jump ring cover 5, and jump ring cover 5 is fixed on toothholder 6 by milling-planing teeth, and ensure that milling-planing teeth in use rotates.Precompressed pad 4 is set to dish-shaped bell mouth shape in order to easy for installation, improves the rotation of milling-planing teeth simultaneously, reduces the wearing and tearing in toothholder hole.
Described hard alloy head 1 top tapered angle is 85 degree, decrease the milling temperature on incision ground, bottom arranges the sphere pit that degree of depth 4mm radius is 6.5mm, holds the gas of not easily discharging in welding process, improve weld seam degree of filling, strengthen welding performance and shear strength.Dish bell mouth shape precompressed pad 4 is installed on jump ring cover 5, be convenient to jump ring cover 5 install in toothholder hole, as shown in Figure 3, when milling-planing teeth loads toothholder 6 completely, precompressed pad 4 between tooth head 2 and toothholder 6, its dish-shaped bell mouth shape be in order to toothholder 6 precise match, during guarantee work, milling-planing teeth handle 3 is in good Shaft alignment state, improve the rotation of milling-planing teeth, reduce head eccentric wear, reduce the wearing and tearing in toothholder hole simultaneously.
The utility model still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection domain of the present utility model.
Claims (5)
1. a milling-planing teeth, comprise hard alloy head, tooth head, tooth handle, jump ring cover, precompressed pad, toothholder, described hard alloy head is embedded on described tooth head, tooth head is connected with tooth handle, jump ring cover is installed on tooth handle, and precompressed pad is installed on jump ring and puts, and milling-planing teeth is fixed on toothholder by jump ring cover, it is characterized in that: described hard alloy head top is tapered, the sphere pit that can hold not easily Exhaust Gas in welding process is set bottom described hard alloy head.
2. milling-planing teeth according to claim 1, is characterized in that: described hard alloy head top tapered angle is 85 degree; The dark 4mm of sphere pit bottom described hard alloy head, radius is 6.5mm.
3. milling-planing teeth according to claim 1, it is characterized in that: described precompressed pad is in dish, bell mouth shape, described precompressed pad is installed on jump ring and puts, be convenient to jump ring cover install in toothholder hole, when milling-planing teeth loads toothholder completely, precompressed pad between tooth head and toothholder, described precompressed pad to be dish-shaped bell mouth shape be in order to toothholder precise match.
4. milling-planing teeth according to claim 1, is characterized in that: top and the described hard alloy head soldering of described milling-planing teeth head are integrated.
5. milling-planing teeth according to claim 1, is characterized in that: top and the described hard alloy head of described milling-planing teeth head adopt spelter solder brazing mode to weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520774387.6U CN205046450U (en) | 2015-09-30 | 2015-09-30 | Milling cutter bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520774387.6U CN205046450U (en) | 2015-09-30 | 2015-09-30 | Milling cutter bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205046450U true CN205046450U (en) | 2016-02-24 |
Family
ID=55340047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520774387.6U Expired - Fee Related CN205046450U (en) | 2015-09-30 | 2015-09-30 | Milling cutter bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205046450U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862559A (en) * | 2016-04-08 | 2016-08-17 | 江苏大学 | Prepressing spacer capable of improving windmilling performance of cutter |
| CN105887638A (en) * | 2016-05-14 | 2016-08-24 | 湘潭大学 | Milling machine cutting pick |
| CN108086381A (en) * | 2018-01-25 | 2018-05-29 | 中铁工程机械研究设计院有限公司 | Two-wheel flute milling machine and grooving mode based on sprocket transmission and milling |
-
2015
- 2015-09-30 CN CN201520774387.6U patent/CN205046450U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862559A (en) * | 2016-04-08 | 2016-08-17 | 江苏大学 | Prepressing spacer capable of improving windmilling performance of cutter |
| CN105887638A (en) * | 2016-05-14 | 2016-08-24 | 湘潭大学 | Milling machine cutting pick |
| CN108086381A (en) * | 2018-01-25 | 2018-05-29 | 中铁工程机械研究设计院有限公司 | Two-wheel flute milling machine and grooving mode based on sprocket transmission and milling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20170930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |