CN206415169U - A kind of Ceramic Composite rod-toothed crusher roller tooth - Google Patents
A kind of Ceramic Composite rod-toothed crusher roller tooth Download PDFInfo
- Publication number
- CN206415169U CN206415169U CN201621381763.6U CN201621381763U CN206415169U CN 206415169 U CN206415169 U CN 206415169U CN 201621381763 U CN201621381763 U CN 201621381763U CN 206415169 U CN206415169 U CN 206415169U
- Authority
- CN
- China
- Prior art keywords
- roller tooth
- ceramic block
- ceramic
- millimeters
- composite rod
- 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
Links
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model discloses a kind of Ceramic Composite rod-toothed crusher roller tooth, including roller tooth body, ceramic block and wear-resistant alloy layer, the ceramic block castingin is in roller tooth top surface and the forward and backward side of roller tooth, the outer surface protrusion of the ceramic block is outside the surface of the roller tooth body, and the remaining surface heap of the gap between the ceramic block and the roller tooth body and the bottom surface except the roller tooth and right flank is welded with wear-resistant alloy layer.Ceramic Composite rod-toothed crusher roller tooth described in the utility model has the advantages that high rigidity, high abrasion, corrosion-resistant and shock resistance are good, can extend the service life of roller tooth, reduces the labor intensity of workman.
Description
Technical field
The utility model belongs to rod-toothed crusher technical field, more particularly to a kind of Ceramic Composite rod-toothed crusher roller tooth.
Background technology
Rod-toothed crusher is applied to the industry such as coal, metallurgy, mine, chemical industry, building materials, in large coal mine or choosing containing spoil
Coal works raw coal it is broken in be also widely used.Rod-toothed crusher is divided into single-tooth roller, double teeth roller and multi-teeth rollers by discaling roll number
Disintegrating machine, it is most with single-tooth roller and double-geared roller crusher application in production.Single roll crusher is by a discaling roll and one rotated
The crushing shell composition of individual arc, double-geared roller crusher is made up of the discaling roll of two relative revolutions.Roller when discaling roll is rotated on roll surface
Material can be bitten and crush material in the presence of the extruding of roller tooth height and shearing force by tooth, and the material after crushing is with discaling roll
Rotate and excluded from bottom, double-geared roller crusher has extraordinary for the larger material of viscosity and the less material of proportion
Crushing effect.The roller tooth of rod-toothed crusher is protruded outside, and is contacted and crushed with material for a long time, and the abrasion of roller tooth is very tight
Weight, when discaling roll abrasion is more serious, discaling roll roll gap becomes big, influences the operating efficiency of rod-toothed crusher.The anti-wear performance of roller tooth is determined
Determine the operating efficiency of rod-toothed crusher, largely also influence the service life of rod-toothed crusher.To improve roller tooth
Wearability improves the anti-wear performance of roller tooth frequently with the method for the build-up wear-resistant alloy in position easy to wear in roller tooth.But built-up welding
Wearing layer in the presence crackle and slag inclusion that are difficult to avoid that, cause wearing layer cracking easily to occur in the presence of pulsating stress and de-
The problem of falling, so as to reduce the service life of roller tooth.
Utility model content
The purpose of this utility model is to provide a kind of Ceramic Composite rod-toothed crusher roller tooth, solves rod-toothed crusher roller tooth resistance to
Grind poor performance, the problem of service life is short.
To achieve the above object, the utility model provides a kind of Ceramic Composite rod-toothed crusher roller tooth, including roller tooth sheet
Body, ceramic block and wear-resistant alloy layer, the ceramic block castingin is outside roller tooth top surface and the forward and backward side of roller tooth, the ceramic block
Surface protrusion is outside the surface of the roller tooth body, gap between the ceramic block and the roller tooth body and except described
The bottom surface of roller tooth and the remaining surface heap of right flank are welded with wear-resistant alloy layer.
It is preferred that, built-up welding distance of the wear-resistant alloy layer on roller tooth left surface is 20~40 millimeters.
It is preferred that, antifriction alloy is nichrome, and the wear-resistant alloy layer thickness is 5~10 millimeters.
It is preferred that, the ceramic block is long 30~40 millimeters, wide 13~17 millimeters, high 22~28 millimeters of cuboid-type.
It is preferred that, the gap between the ceramic block is 8~13 millimeters, and the height that the ceramic block protrudes roller tooth body is
5~10 millimeters.
It is preferred that, the outer surface of the ceramic block is not higher than the outer surface of the wear-resistant alloy layer.
It is preferred that, the roller tooth body includes the first working face, the second working face and the 3rd working face, first work
Ceramic block and ceramic block on the 3rd working face are symmetrical on face, and ceramic block spacing is not more than institute on first working face
State ceramic block spacing on the second working face.
It is preferred that, the level on the 3rd working face between the axis of the first ceramic block and the second ceramic block longitudinal section
Distance is 3~5 millimeters.
Therefore, the utility model uses above-mentioned Ceramic Composite rod-toothed crusher roller tooth, can solve the problem that rod-toothed crusher roller tooth
The problem of anti-wear performance is poor, service life is short.It is of the present utility model to be beneficial in that in traditional rod-toothed crusher roller tooth
The ceramic block that castingin hardness is high on metallic matrix, wearability is good, and gap Nei Dui between ceramic block and metallic matrix burn-ons
Wear-resistant alloy layer, while rod-toothed crusher roller tooth core metal matrix excellent toughness is ensured, it is possible to increase roller tooth surface
Anti-wear performance.Ceramic Composite rod-toothed crusher roller tooth described in the utility model has high rigidity, high abrasion, corrosion-resistant and anti-impact
The advantage hit, extends the service life of roller tooth, reduces the labor intensity of workman.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is a kind of structural representation of Ceramic Composite rod-toothed crusher roller tooth embodiment of the utility model；
Fig. 2 is that a kind of right side of Ceramic Composite rod-toothed crusher roller tooth embodiment of the utility model regards schematic diagram；
Fig. 3 is enlarged drawing at A in a kind of Ceramic Composite rod-toothed crusher roller tooth embodiment accompanying drawing 2 of the utility model；
Fig. 4 is a kind of schematic cross-section of Ceramic Composite rod-toothed crusher roller tooth embodiment of the utility model；
Reference
1st, roller tooth body；2nd, ceramic block；3rd, wear-resistant alloy layer；4th, roller tooth left surface；5th, roller tooth top surface；6th, the first work
Face；7th, the second working face；8th, the 3rd working face；9th, the first ceramic block；10th, the second ceramic block.
Embodiment
Embodiment
Below with reference to accompanying drawing, the utility model will be further described, it is necessary to which explanation, the present embodiment is with this skill
Premised on art scheme, detailed embodiment and specific operating process are given, but protection domain of the present utility model is not
It is limited to the present embodiment.
Fig. 1 is a kind of structural representation of Ceramic Composite rod-toothed crusher roller tooth embodiment of the utility model, and Fig. 2 is this reality
Schematic diagram is regarded with a kind of new right side of Ceramic Composite rod-toothed crusher roller tooth embodiment, Fig. 3 is that a kind of ceramics of the utility model are multiple
Enlarged drawing at A in conjunction rod-toothed crusher roller tooth embodiment accompanying drawing 2, Fig. 4 is a kind of Ceramic Composite rod-toothed crusher of the utility model
The schematic cross-section of roller tooth embodiment.As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of Ceramic Composite rod-toothed crusher roller tooth, including
Roller tooth body 1, ceramic block 2 and wear-resistant alloy layer 3.Ceramic block 2 is long 30~40 millimeters, wide 13~17 millimeters, high 22~28 milli
The cuboid-type of rice.The length of the castingin of ceramic block 2 ceramic block 2 on roller tooth top surface 5 and the forward and backward side of roller tooth, roller tooth top surface 5 × wide
Surface is as wear surface, and the length of ceramic block 2 × high surface is used as wear surface on the forward and backward side of roller tooth.The abrasion of ceramic block 2
Surface protrusion is outside the surface of roller tooth body 1, and prominent height is 5~10 millimeters, preferably 8 millimeters.Ceramic block 2 and roller tooth
The remaining surface heap of gap between body 1 and the bottom surface except roller tooth and right flank is welded with wear-resistant alloy layer 3, and antifriction alloy is excellent
Elect nichrome as, built-up welding thickness is 5~10 millimeters, preferably 8 millimeters.Built-up welding of the wear-resistant alloy layer 3 on roller tooth left surface 4
Distance is 20~40 millimeters, preferably 30 millimeters；Whole heaps are burn-on wear-resistant alloy layer 3 on the forward and backward side of roller tooth.Roller tooth body 1
Including the first working face 6, the second working face 7 and the 3rd working face 8, on the first working face 6 on the working face 8 of ceramic block 2 and the 3rd
Ceramic block 2 is symmetrical, and the spacing of ceramic block 2 is not more than the spacing of ceramic block 2 on the second working face 7 on the first working face 6.First work
It is 3~5 millis to make the horizontal range on the working face 8 of face 6 and the 3rd between first ceramic block 92 and the axis of the second ceramic block 102
Rice.Because having certain radian at the top of roller tooth, the first working face 6 and the 3rd working face 8 are close to the position of the second working face 7
Put and apply shearing and extruding force to material in material shattering process, therefore it is more serious to wear and tear, ceramic block 2 must be carried out in this place
Rational layout, when the horizontal range between the axis of the first ceramic block 9 and the longitudinal section of the second ceramic block 10 is 3~5 millimeters
When, it ensure that herein preferably anti-wear performance.Gap between ceramic block 2 is 8~13 millimeters, the first working face 6 and the 3rd
The spacing of ceramic block 2 is preferably 10 millimeters on working face 8, and the spacing of ceramic block 2 is preferably 10~12 millimeters on the second working face 7.Tooth
What roll crusher roller tooth played main broken in the course of the work is the top of roller tooth, therefore the vertex abrasion of roller tooth is tighter
Weight, the utility model ceramic block 2 on whole castingins on roller tooth top surface 5 is only ceramic embedded on the top of the forward and backward side of roller tooth
Block 2, wear-resistant alloy layer 3 of being burn-on in the bottom of the forward and backward side of roller tooth and the top heap of roller tooth left surface 4 is ensureing that roller tooth uses
On the premise of life-span, the use of ceramic block 2 can be reduced, simplifies production technology, material cost is reduced.
The sand mould casting method of the utility model Ceramic Composite rod-toothed crusher roller tooth, including：
Step one：Prepare ceramic block.By ceramics segmentation grow up 30~40 millimeters, it is wide 13~17 millimeters, high 22~28 millimeters
Cuboid-type, on the wear surface of ceramic block 2 welding on steel nail, then ceramic block 2 is cleaned out.In the table of ceramic block 2
Smear nickel in face：Borax：Water weight ratio is 1:4:5 nickeliferous supersaturated borax soln, addition nickel powder can improve gold in borax
Belong to the wellability between liquid and ceramic block 23, mobility of the increase molten metal on ceramic block 23 makes rolled mortar wall 1 and crushing wall 2
Good metallurgical binding face can be formed between ceramic block 23, it is to avoid the formation of slag inclusion and stomata.The drying of ceramic block 2 is treated
With.
Step 2: preparing sand mold.Mould is embedded to sandbox, die cavity is made, the ceramic block 2 after drying is fixed by steel nail
In sand mold, its position is corresponding with the position of ceramic block in casting 2, and steel nail plays fixed ceramic block 2, prevents from casting
Ceramic block 2 is shifted in journey.High-temperature resistant coating is brushed in die cavity, die cavity is placed in heating furnace dry it is stand-by.
Step 3: casting.Proportioning melting is carried out according to the component requirements of roller tooth, preceding hot blast of casting will be fixed with ceramic block
2 sand mold is heated to more than 350 DEG C, then mould assembly, melted molten metal is poured into heated die cavity, completes casting.
The temperature of molten metal casting will be controlled between 1450 DEG C~1550 DEG C.Die cavity can be excluded to sand mold Hot-blast Heating before casting
In moisture, reduce the temperature difference between molten metal and ceramic block 2, reduction molten metal the interface of ceramic block 2 condensation rate, because
This is when high temperature metal liquid is flowed into and contacted after die cavity with the ceramic block 2 after heating, and its interface will not produce cold shut defect.Ceramics
Block 2 absorbs heat from high temperature fluent metal, interface ceramic block 2 is become molten condition, the hard particles on the top layer of ceramic block 2
Diffused into one another with phase molecule is bonded with high-temp liquid metallic molecule, form metallurgical between roller tooth body 1 and ceramic block 2 after cooling
Binder course, metallurgical bonding layer ensure that the bond strength between roller tooth body 1 and ceramic block 2.
Step 4: shake out.After the sandbox after the completion of casting is cooled to below 300 DEG C, shake out, knockout are carried out, is made pottery
Porcelain is combined roller tooth, then cuts off the steel nail on running and feeding system and ceramic block 2, the scab of kicker cylinder tooth surface, and by roller tooth
Surface polishes flat.
Step 5: build-up wear-resistant layer.Gap and roller tooth between the roller tooth body 1 and ceramic block 2 after grinding process
Forward and backward side and roller tooth left surface 4 on build-up wear-resistant alloy-layer 3, during build-up wear-resistant alloy-layer 3 can not continuous sequence, in roller
Tooth needs to have welded the welding for carrying out the second layer after one layer again in the region of build-up wear-resistant alloy-layer 3 completely, successively until resistance to
The completion of break-in layer gold 3.
Step 6: heat treatment.It is small that the roller tooth that heap is welded with into wear-resistant alloy layer 3 is incubated 2~3 at a temperature of 400~500 DEG C
When, carry out tempering heat treatment.The purpose of temper is in order to promote the precipitation of carbon atom, to improve roller tooth and wear-resistant alloy layer
Plasticity and toughness, it is to avoid because wear-resistant alloy layer 3 fragility greatly caused by come off chip off-falling under greater impact effect, have roller tooth concurrently excellent
The characteristics of different wearability and plasticity and toughness.
Therefore, the utility model is inlaid into firmly using above-mentioned Ceramic Composite rod-toothed crusher roller tooth on roller tooth metallic matrix
The ceramic material that degree is high, anti-wear performance is good, and in one layer of wear-resistant alloy layer 3 of appearance surface build-up welding of roller tooth, can greatly improve
The hardness and wearability of rod-toothed crusher roller tooth, so as to improve its service life.Ceramic Composite discaling roll described in the utility model
Disintegrating machine roller tooth has the advantages that high rigidity, high abrasion, corrosion-resistant and shock resistance are good, extends the service life of roller tooth,
The labor intensity of workman is reduced, its service life is 1.5~1.7 times that only heap is welded with the roller tooth of wear-resistant alloy layer 3.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model rather than it is limited
System, although the utility model is described in detail with reference to preferred embodiment, one of ordinary skill in the art should manage
Solution：It can still modify or equivalent substitution to the technical solution of the utility model, and these are changed or equally replaced
Change the spirit and scope that can not also make amended technical scheme depart from technical solutions of the utility model.
Claims (8)
1. a kind of Ceramic Composite rod-toothed crusher roller tooth, it is characterised in that：Including roller tooth body (1), ceramic block (2) and resistance to break-in
Layer gold (3), ceramic block (2) castingin is dashed forward in roller tooth top surface (5) and the forward and backward side of roller tooth, the outer surface of the ceramic block (2)
Go out outside the surface in the roller tooth body (1), gap between the ceramic block (2) and the roller tooth body (1) and except
The bottom surface of the roller tooth and the remaining surface heap of right flank are welded with wear-resistant alloy layer (3).
2. a kind of Ceramic Composite rod-toothed crusher roller tooth according to claim 1, it is characterised in that：The wear-resistant alloy layer
(3) the built-up welding distance on roller tooth left surface (4) is 20~40 millimeters.
3. a kind of Ceramic Composite rod-toothed crusher roller tooth according to claim 1, it is characterised in that：Antifriction alloy is nickel chromium triangle
Alloy, the wear-resistant alloy layer thickness is 5~10 millimeters.
4. a kind of Ceramic Composite rod-toothed crusher roller tooth according to claim 1, it is characterised in that：The ceramic block (2)
For long 30~40 millimeters, wide 13~17 millimeters, high 22~28 millimeters of cuboid-type.
5. a kind of Ceramic Composite rod-toothed crusher roller tooth according to claim 1, it is characterised in that：The ceramic block (2)
Between gap be 8~13 millimeters, the height of the prominent roller tooth body (1) of the ceramic block (2) is 5~10 millimeters.
6. a kind of Ceramic Composite rod-toothed crusher roller tooth according to claim 1, it is characterised in that：The ceramic block (2)
Outer surface be not higher than the outer surfaces of the wear-resistant alloy layer (3).
7. a kind of Ceramic Composite rod-toothed crusher roller tooth according to claim 1, it is characterised in that：The roller tooth body
(1) ceramic block on the first working face (6), the second working face (7) and the 3rd working face (8), first working face (6) is included
(2) symmetrical with ceramic block (2) on the 3rd working face (8), ceramic block (2) spacing is not on first working face (6)
Ceramic block (2) spacing on second working face (7).
8. a kind of Ceramic Composite rod-toothed crusher roller tooth according to claim 7, it is characterised in that：3rd working face
(8) horizontal range between the axis of the first ceramic block (9) and the second ceramic block (10) longitudinal section is 3~5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621381763.6U CN206415169U (en) | 2016-12-16 | 2016-12-16 | A kind of Ceramic Composite rod-toothed crusher roller tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621381763.6U CN206415169U (en) | 2016-12-16 | 2016-12-16 | A kind of Ceramic Composite rod-toothed crusher roller tooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206415169U true CN206415169U (en) | 2017-08-18 |
Family
ID=59576335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621381763.6U Expired - Fee Related CN206415169U (en) | 2016-12-16 | 2016-12-16 | A kind of Ceramic Composite rod-toothed crusher roller tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206415169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108201923A (en) * | 2016-12-16 | 2018-06-26 | 姚晓宁 | A kind of Ceramic Composite rod-toothed crusher roller tooth and preparation method thereof |
-
2016
- 2016-12-16 CN CN201621381763.6U patent/CN206415169U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108201923A (en) * | 2016-12-16 | 2018-06-26 | 姚晓宁 | A kind of Ceramic Composite rod-toothed crusher roller tooth and preparation method thereof |
| CN108201923B (en) * | 2016-12-16 | 2019-10-18 | 邯郸史威新材料有限公司 | A kind of preparation method of Ceramic Composite rod-toothed crusher roller tooth |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108201923B (en) | A kind of preparation method of Ceramic Composite rod-toothed crusher roller tooth | |
| CN103386476B (en) | A kind of bimetal composite vertical grinder roll and manufacture craft | |
| CN106513107A (en) | Composite extrusion roller, and preparation method thereof | |
| CN104152777A (en) | Method for manufacturing TiC-based steel bond hard alloy composite wear-resisting reinforcing body | |
| CN102294435B (en) | Method for casting and producing shot blasting machine blade based on firing mold on composite shell with utilization of chilled surface layer paint | |
| CN103143699A (en) | Composite reinforced wear-resistant part of metal-ceramic prefabricated member and manufacturing method of composite reinforced wear-resistant part | |
| CN104439192A (en) | Method for manufacturing cellular ceramic-metal composite vertical mill roller | |
| CN104148618B (en) | A kind of TiC base cemented carbide grid composite strengthening grinding roller | |
| CN102921927A (en) | Preparation method of double-liquid bimetal composite wear-resistant lining board | |
| CN103014532A (en) | High-abrasion-resistance composite roller and preparation method thereof | |
| CN104630610A (en) | Super wear-resistant compound vertical mill roller shell and manufacture method thereof | |
| CN206415156U (en) | Ceramic Composite lining plate of cone crusher | |
| CN104148651A (en) | Method for manufacturing TiC hard alloy composite grinding roller | |
| CN105779861A (en) | Wear-resistant high-vanadium-nitrogen high-speed steel section steel roll and manufacturing method thereof | |
| CN108201911B (en) | A kind of preparation method of Ceramic Composite toothed plate of jaw crusher | |
| CN105457722A (en) | Bimetal composite type abrasion-resistant liner plate and manufacturing method | |
| CN104209163B (en) | A kind of Compound wear-resisting hammer and preparation method thereof | |
| CN108456825A (en) | A kind of hot rolled seamless steel tube punch composite guide plate and its manufacturing method | |
| CN206415169U (en) | A kind of Ceramic Composite rod-toothed crusher roller tooth | |
| CN204891993U (en) | Wear -resisting crusher hammer of adjustable mounted position | |
| CN103008615B (en) | Manufacturing method of alloy steel cast-in zirconium corundum ceramic composite material | |
| CN206474212U (en) | A kind of Ceramic Composite toothed plate of jaw crusher | |
| CN103008617A (en) | Method for preparing high-speed steel composite roll for hot rolling | |
| CN115780025A (en) | Grinding roller of vertical mill and preparation method thereof | |
| CN101597734B (en) | Method for improving coating structure and mechanical property of high dipping high-chromium iron |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170818 Termination date: 20181216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |