CN207470181U - A kind of wear-resisting no-spark knife shape cutter teeth - Google Patents
A kind of wear-resisting no-spark knife shape cutter teeth Download PDFInfo
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- CN207470181U CN207470181U CN201720786650.2U CN201720786650U CN207470181U CN 207470181 U CN207470181 U CN 207470181U CN 201720786650 U CN201720786650 U CN 201720786650U CN 207470181 U CN207470181 U CN 207470181U
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- cutter teeth
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- shape cutter
- wear
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Abstract
The utility model is related to knife shape cutter teeth technical fields, especially a kind of wear-resisting no-spark knife shape cutter teeth, including tooth body, the tooth body end surface offers the first mounting hole and the second mounting hole through tooth body, and first adjacent with the second mounting hole perforation of mounting hole, it holds with the tooth and is provided with connecting plate, connecting plate upper end side is equipped with hard alloy cutting pick head, the pick head surface is coated with cermet coating, and is provided with wearing layer on the outside of cermet coating.The utility model additionally provides a kind of preparation process of wear-resisting no-spark knife shape cutter teeth.The needs that the wear-resisting no-spark knife shape cutter teeth can not only meet in terms of wear-resistant strength, additionally it is possible to effectively prevent generating spark when mining, improve the safety of coal production, and improve the service life of knife shape cutter teeth.
Description
Technical field
The utility model is related to knife shape cutter teeth technical field more particularly to a kind of wear-resisting no-spark knife shape cutter teeth and its preparations
Technique.
Background technology
Pick cuts the cutter of coal and rock for mining machinery, including radial bit, conical pick, radial pick, tangentially cuts
Tooth etc..Pick generally comprises development machine tunneling gear, pickaxe type cutter bit for coal winning machine, knife shape cutter teeth, rotary drilling bit for rotary drilling rig, milling
Planer milling-planing teeth and excavator bucket teeth.Pick of the prior art easily generates spark when mining, and there are great safety
Hidden danger, and wear-resisting property is insufficient, is easily damaged, for this purpose, we have proposed a kind of wear-resisting no-spark knife shape cutter teeth and its systems
Standby technique.
Invention content
The purpose of this utility model is and a kind of wear-resisting no-spark knife proposed in order to solve to exist in the prior art shortcoming
Type pick and its preparation process.
To achieve these goals, the utility model employs following technical solution：
A kind of wear-resisting no-spark knife shape cutter teeth is designed, including tooth body, the tooth body end surface is offered through tooth body
First mounting hole and the second mounting hole, and the perforation adjacent with the second mounting hole of the first mounting hole, the tooth hold the company of being provided with it
Fishplate bar, and one section of end of connecting plate is equipped with dismounting groove, the connecting plate upper end is equipped with carbide bit, the cutting pick head table
Face is coated with cermet coating, and is provided with wearing layer on the outside of cermet coating.
Preferably, the tooth body, connecting plate, pick head are an integral structure.
Preferably, first mounting hole and the second mounting hole are cylindric.
Preferably, the wearing layer is specially cermet coating.
The utility model additionally provides a kind of preparation process of wear-resisting no-spark knife shape cutter teeth, includes the following steps：
S1,21CrNiMo6 bar raw materials are selected, and bar cutting and is heated to 800-1000 degrees Celsius by bar as required
Under conditions of, it is put into mold and carries out forging forming under forcing press effect.
After S2, complete forging forming, knife shape cutter teeth blank is cooled down using the mode of air cooling, treats that knife shape cutter teeth cools down
Afterwards, it is spare；
S3, two the first mounting hole, the second mounting hole through-holes are opened up on knife shape cutter teeth using perforating mechanism, then and led to
It crosses sander to polish to knife shape cutter teeth surface, to ensure that surface is smooth；
S4, Talide cutter head is chosen, and cutter tooth blank connecting plate top is processed into alloy knife in drilling machine mechanism
Then head mounting hole is coated with import solder flux, filling import solder soldering diamondite cutter head, so as to form antifriction alloy tooth head
(31)；
S5, after its molding, selections alloy powder is raw material, and alloy powder is placed in 1000-1500 degrees Celsius of item
Melt under part, then apply and be located on knife shape cutter teeth tooth head, so as to form wear-resisting no-spark cermet coating；
S6, it is above-mentioned after the completion of, to knife shape cutter teeth carry out quenching treatment, and hardening heat be 300-400 degrees Celsius, quenching
Pick head (3) when knife shape cutter teeth is sprayed and quenched, need to be added insulated protective covering, to protect hard alloy by time 10-15min
Tooth head (31), as wear-resisting no-spark knife shape cutter teeth.
Preferably, the knife shape cutter teeth mold in S1 before use, need to pass through the pre-heat treatment, and preheating temperature is 200-
300 degrees Celsius.
The utility model proposes a kind of wear-resisting no-spark knife shape cutter teeth and its preparation process, advantageous effect be：This is resistance to
The needs that mill no-spark knife shape cutter teeth can not only meet in terms of wear-resistant strength, additionally it is possible to fire is generated when effectively preventing mining
Flower, improves the safety of coal production, and improve the service life of knife shape cutter teeth.
Description of the drawings
Fig. 1 be the utility model proposes a kind of wear-resisting no-spark knife shape cutter teeth structure diagram；
Fig. 2 be the utility model proposes a kind of wear-resisting no-spark knife shape cutter teeth A portions schematic enlarged-scale view.
In figure：1 tooth body, 11 first mounting holes, 12 second mounting holes, 2 connecting plates, 21 through-holes, 3 pick heads, 31 carbonizations
Tungsten hard alloy head, 32 cermet coating wearing layers, 4 picks dismounting groove.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
Embodiment 1
With reference to Fig. 1-2, a kind of wear-resisting no-spark knife shape cutter teeth, including tooth body 1,1 end surface of tooth body is offered through tooth
The first mounting hole 11 and the second mounting hole 12 of body 1, and the first mounting hole 11 is disposed adjacent with the second mounting hole 12, the first installation
Hole 11 is cylindric with the second mounting hole 12, knife shape cutter teeth can be avoided to throw away in use, so as to improve work effect
Rate.
1 upper end of tooth body is provided with connecting plate 2, and 2 one end of connecting plate offers through-hole 21, and 2 upper end of connecting plate, which is equipped with, to be cut
Tooth tooth head 3, and 2 upper end opposite side of connecting plate offers dismounting groove 4,31 surface of hard-metal insert head is coated with cermet
Layer 32, cermet coating 32 are specially cermet structure sheaf, are effectively protected pick carbide button head 31 and prematurely take off
It falls, increases substantially the overall performance of knife shape cutter teeth.
Cermet coating 32 can effectively prevent generating spark when mining, and improve the safety of coal production.
Tooth body 1, connecting plate 2, cutting pick head 3 and dismounting groove 4 are an integral structure, and pass through integral type forging forming, energy
The tightness and use intensity connected between enough guarantees.
Embodiment 2
The utility model additionally provides a kind of preparation process of wear-resisting no-spark knife shape cutter teeth, includes the following steps：
S1,21CrNiMo6 bar raw materials are selected, and bar cutting and is heated to 800-1000 degrees Celsius by bar as required
Under conditions of, it is put into mold and carries out forging forming under forcing press effect.
After S2, complete forging forming, knife shape cutter teeth blank is cooled down using the mode of air cooling, treats that knife shape cutter teeth cools down
Afterwards, it is spare；
S3, two the first mounting hole, the second mounting hole through-holes are opened up on knife shape cutter teeth using perforating mechanism, then and led to
It crosses sander to polish to knife shape cutter teeth surface, to ensure that surface is smooth；
S4, Talide cutter head is chosen, and cutter tooth blank connecting plate top is processed into alloy knife in drilling machine mechanism
Then head mounting hole is coated with import solder flux, filling import solder soldering diamondite cutter head, so as to form antifriction alloy tooth head
(31)；
S5, after its molding, selections alloy powder is raw material, and alloy powder is placed in 1000-1500 degrees Celsius of item
Melt under part, then apply and be located on knife shape cutter teeth tooth head, so as to form wear-resisting no-spark cermet coating；
S6, it is above-mentioned after the completion of, to knife shape cutter teeth carry out quenching treatment, and hardening heat be 300-400 degrees Celsius, quenching
Pick head (3) when knife shape cutter teeth is sprayed and quenched, need to be added insulated protective covering, to protect hard alloy by time 10-15min
Tooth head (31), as wear-resisting no-spark knife shape cutter teeth.
Knife shape cutter teeth mold in S1 before use, need to pass through the pre-heat treatment, and preheating temperature is 200 degrees Celsius.
Embodiment 3
The utility model additionally provides a kind of preparation process of wear-resisting no-spark knife shape cutter teeth, includes the following steps：
S1,21CrNiMo6 bar raw materials are selected, and bar cutting and is heated to 800-1000 degrees Celsius by bar as required
Under conditions of, it is put into mold and carries out forging forming under forcing press effect.
After S2, complete forging forming, knife shape cutter teeth blank is cooled down using the mode of air cooling, treats that knife shape cutter teeth cools down
Afterwards, it is spare；
S3, two the first mounting hole, the second mounting hole through-holes are opened up on knife shape cutter teeth using perforating mechanism, then and led to
It crosses sander to polish to knife shape cutter teeth surface, to ensure that surface is smooth；
S4, Talide cutter head is chosen, and cutter tooth blank connecting plate top is processed into alloy knife in drilling machine mechanism
Then head mounting hole is coated with import solder flux, filling import solder soldering diamondite cutter head, so as to form antifriction alloy tooth head
(31)；
S5, after its molding, selections alloy powder is raw material, and alloy powder is placed in 1000-1500 degrees Celsius of item
Melt under part, then apply and be located on knife shape cutter teeth tooth head, so as to form wear-resisting no-spark cermet coating；
S6, it is above-mentioned after the completion of, to knife shape cutter teeth carry out quenching treatment, and hardening heat be 300-400 degrees Celsius, quenching
Pick head (3) when knife shape cutter teeth is sprayed and quenched, need to be added insulated protective covering, to protect hard alloy by time 10-15min
Tooth head (31), as wear-resisting no-spark knife shape cutter teeth.
Knife shape cutter teeth mold in S1 before use, need to pass through the pre-heat treatment, and preheating temperature is 230 degrees Celsius.
Embodiment 4
The utility model additionally provides a kind of preparation process of wear-resisting no-spark knife shape cutter teeth, includes the following steps：
S1,21CrNiMo6 bar raw materials are selected, and bar cutting and is heated to 800-1000 degrees Celsius by bar as required
Under conditions of, it is put into mold and carries out forging forming under forcing press effect.
After S2, complete forging forming, knife shape cutter teeth blank is cooled down using the mode of air cooling, treats that knife shape cutter teeth cools down
Afterwards, it is spare；
S3, two the first mounting hole, the second mounting hole through-holes are opened up on knife shape cutter teeth using perforating mechanism, then and led to
It crosses sander to polish to knife shape cutter teeth surface, to ensure that surface is smooth；
S4, Talide cutter head is chosen, and cutter tooth blank connecting plate top is processed into alloy knife in drilling machine mechanism
Then head mounting hole is coated with import solder flux, filling import solder soldering diamondite cutter head, so as to form antifriction alloy tooth head
(31)；
S5, after its molding, selections alloy powder is raw material, and alloy powder is placed in 1000-1500 degrees Celsius of item
Melt under part, then apply and be located on knife shape cutter teeth tooth head, so as to form wear-resisting no-spark cermet coating；
S6, it is above-mentioned after the completion of, to knife shape cutter teeth carry out quenching treatment, and hardening heat be 300-400 degrees Celsius, quenching
Pick head (3) when knife shape cutter teeth is sprayed and quenched, need to be added insulated protective covering, to protect hard alloy by time 10-15min
Tooth head (31), as wear-resisting no-spark knife shape cutter teeth.
Embodiment 5
The utility model additionally provides a kind of preparation process of wear-resisting no-spark knife shape cutter teeth, includes the following steps：
S1,21CrNiMo6 bar raw materials are selected, and bar cutting and is heated to 800-1000 degrees Celsius by bar as required
Under conditions of, it is put into mold and carries out forging forming under forcing press effect.
After S2, complete forging forming, knife shape cutter teeth blank is cooled down using the mode of air cooling, treats that knife shape cutter teeth cools down
Afterwards, it is spare；
S3, two the first mounting hole, the second mounting hole through-holes are opened up on knife shape cutter teeth using perforating mechanism, then and led to
It crosses sander to polish to knife shape cutter teeth surface, to ensure that surface is smooth；
S4, Talide cutter head is chosen, and cutter tooth blank connecting plate top is processed into alloy knife in drilling machine mechanism
Then head mounting hole is coated with import solder flux, filling import solder soldering diamondite cutter head, so as to form antifriction alloy tooth head
(31)；
S5, after its molding, selections alloy powder is raw material, and alloy powder is placed in 1000-1500 degrees Celsius of item
Melt under part, then apply and be located on knife shape cutter teeth tooth head, so as to form wear-resisting no-spark cermet coating；
S6, it is above-mentioned after the completion of, to knife shape cutter teeth carry out quenching treatment, and hardening heat be 300-400 degrees Celsius, quenching
Pick head (3) when knife shape cutter teeth is sprayed and quenched, need to be added insulated protective covering, to protect hard alloy by time 10-15min
Tooth head (31), as wear-resisting no-spark knife shape cutter teeth.
Knife shape cutter teeth mold in S1 before use, need to pass through the pre-heat treatment, and preheating temperature is 300 degrees Celsius.
More than, the only preferable specific embodiment of the utility model, but the scope of protection of the utility model is not limited to
In this, in the technical scope that any one skilled in the art discloses in the utility model, according to the utility model
Technical solution and its inventive concept be subject to equivalent substitution or change, should be covered within the scope of the utility model.
Claims (4)
1. a kind of wear-resisting no-spark knife shape cutter teeth, including tooth body (1), it is characterised in that：Tooth body (1) end surface offers
Through the first mounting hole (11) and the second mounting hole (12) of tooth body (1), and the first mounting hole (11) and the second mounting hole (12)
Adjacent and perforation, tooth body (1) upper end is provided with connecting plate (2), and connecting plate (2) one end leads to offering installation nozzle
Hole (21), connecting plate (2) the upper end cutting pick head (3) is equipped with hard alloy head (31), and connecting plate (2) opposite side offers
Slot (4) is dismantled, knife shape cutter teeth head surface is coated with metal ceramic wear-resisting layer (32).
2. a kind of wear-resisting no-spark knife shape cutter teeth according to claim 1, it is characterised in that：The tooth body (1), connecting plate
(2), cutting pick head (3) is an integral structure.
3. a kind of wear-resisting no-spark knife shape cutter teeth according to claim 1, it is characterised in that：First mounting hole (11)
It is cylindric with the second mounting hole (12).
4. a kind of wear-resisting no-spark knife shape cutter teeth according to claim 1, it is characterised in that：The wearing layer (32) is specific
For cermet coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720786650.2U CN207470181U (en) | 2017-06-30 | 2017-06-30 | A kind of wear-resisting no-spark knife shape cutter teeth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720786650.2U CN207470181U (en) | 2017-06-30 | 2017-06-30 | A kind of wear-resisting no-spark knife shape cutter teeth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207470181U true CN207470181U (en) | 2018-06-08 |
Family
ID=62255864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720786650.2U Active CN207470181U (en) | 2017-06-30 | 2017-06-30 | A kind of wear-resisting no-spark knife shape cutter teeth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207470181U (en) |
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2017
- 2017-06-30 CN CN201720786650.2U patent/CN207470181U/en active Active
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