CN204147918U - A kind of jaw crusher - Google Patents
A kind of jaw crusher Download PDFInfo
- Publication number
- CN204147918U CN204147918U CN201420532541.4U CN201420532541U CN204147918U CN 204147918 U CN204147918 U CN 204147918U CN 201420532541 U CN201420532541 U CN 201420532541U CN 204147918 U CN204147918 U CN 204147918U
- Authority
- CN
- China
- Prior art keywords
- jaw
- tooth plate
- tooth
- gear rack
- dynamic
- 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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- Crushing And Grinding (AREA)
Abstract
The utility model discloses a kind of jaw crusher, comprise and determine jaw, dynamic jaw, tooth plate, described tooth plate comprises determines jaw tooth plate, dynamic jaw tooth plate, it is described that to determine jaw tooth plate identical with dynamic jaw toothed plate structure shape, described tooth plate is provided with evenly distributed tooth bar, the spacing of described tooth bar is identical with the width of tooth bar, and this tooth bar comprises upper gear rack and lower gear rack, and described upper gear rack is parallel with lower gear rack staggered; Compared with prior art, the fixed tooth plate of the utility model product and swing tooth plate not only can exchange use, can also overturn use, convenient disassembly, effectively can utilize the wearing and tearing of tooth plate zones of different, improve tooth plate service life, reduce production run cost.
Description
Technical field
The utility model relates to a kind of disintegrating machine, and in particular, the utility model relates generally to a kind of jaw crusher.
Background technology
The tooth plate of jaw crusher is divided into determines jaw tooth plate and dynamic jaw tooth plate two class.When jaw crusher runs, the dynamic jaw tooth plate on dynamic jaw is followed dynamic jaw and is done compound pendulum type motion, and determines jaw tooth plate and forms certain angle pressing materials, thus makes material fragmentation.Because tooth plate directly contacts with material, because tooth plate is subject to the extruding of material in the process of broken material, grinding, impact, the flank of tooth is worn gradually, and discharging-material size can constantly increase, just cannot meet the requirement of product granularity, now just must change tooth plate, especially serious during broken hard material.Therefore, tooth plate belongs to consumable accessory.
By finding in conjunction with the stressing conditions of tooth plate the analysis of wearing and tearing liner plate, the wearing and tearing of tooth plate are concentrated in certain region, and remainder is relatively intact.Determine jaw tooth plate from dynamic jaw tooth plate because stressing conditions is different, abrasion condition is also different.Determine the extruding force that jaw tooth plate is mainly subject to material, the extruding force that the bottom of determining jaw tooth plate is subject to is maximum, makes to determine the wearing and tearing of jaw tooth plate bottom the heaviest; And dynamic jaw tooth plate is followed dynamic jaw and done compound pendulum type motion, according to kinetic characteristic, the extruding force be subject in the middle part of dynamic jaw is very large, in addition many containing medium lumpiness in material, therefore weares and teares in the middle part of dynamic jaw very serious.
Iff because determine jaw tooth plate, dynamic jaw tooth plate part wears is serious, what just more renew determines jaw tooth plate, dynamic jaw tooth plate, and the service life of determining jaw tooth plate and dynamic jaw tooth plate is just very short, is a kind of very large wasting of resources.
Summary of the invention
The purpose of this utility model is intended to overcome above-mentioned deficiency of the prior art, provides a kind of jaw crusher of tooth plate longer service life.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of jaw crusher, comprise and determine jaw, dynamic jaw, tooth plate, described tooth plate comprises determines jaw tooth plate, dynamic jaw tooth plate, it is described that to determine jaw tooth plate identical with dynamic jaw toothed plate structure shape, described tooth plate is provided with evenly distributed tooth bar, the spacing of described two adjacent teeth bar is consistent, the width of each tooth bar is identical, this tooth bar comprises upper gear rack and lower gear rack, described upper gear rack is parallel with lower gear rack staggered, no matter make to determine jaw tooth plate and dynamic jaw tooth plate is overturn separately to use or transposition uses in use, can meet and determine the flank profil on jaw tooth plate and the flank profil on dynamic jaw tooth plate is that crest is to trough all the time, ensure normal work,
Further scheme is: described tooth bar also comprises middle part tooth bar, described upper gear rack is connected by the middle part tooth bar tilted with lower gear rack, form " Z " font, this design makes material, in dropping process, lateral displacement occur, add the transverse shear stresses to material, change the stressing conditions of material, improve percentage of damage;
Further scheme is: the two ends up and down of described tooth plate are all in wedge shape, describedly determine jaw, dynamic jaw are equipped with the wedge-shaped impression matched with the lower end of described tooth plate, described wedge-shaped impression lays respectively at the bottom of determining jaw, dynamic jaw, describedly determine jaw, dynamic jaw are equipped with the wedge metal block matched with the upper end of described tooth plate, described wedge metal block lays respectively at the top of determining jaw, dynamic jaw, and respectively with determine jaw, dynamic jaw bolt is connected, the installation making to determine jaw tooth plate, move jaw tooth plate, dismantle convenient;
Further scheme is: the profile of tooth of described tooth plate is triangle or trapezoidal.
Compared with prior art, the beneficial effects of the utility model are:
The utility model product determine jaw tooth plate and dynamic jaw tooth plate not only can exchange use, use can also be overturn, and install, convenient disassembly, effectively can utilize the wearing and tearing of tooth plate zones of different, thus improve tooth plate service life, reduce tooth plate standby redundancy quantity in stock, reduce production run cost, can also percentage of damage be improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model product;
Fig. 2 is the structural representation of tooth plate in the utility model product;
Wherein, the title corresponding to Reference numeral is respectively:
1-determines jaw, and 2-moves jaw, and 3-determines jaw tooth plate, and 4-moves jaw tooth plate, 5-upper gear rack, tooth bar in the middle part of 6-, 7-lower gear rack, 8-wedge-shaped impression, 9-wedge metal block.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further elaborated.
Embodiment
As shown in Figure 1 and Figure 2, a kind of jaw crusher, comprises and determines jaw 1, dynamic jaw 2, tooth plate, and this tooth plate comprises determines jaw tooth plate 3, dynamic jaw tooth plate 4, determine jaw tooth plate 3 identical with dynamic jaw tooth plate 4 planform, tooth plate is provided with evenly distributed tooth bar, and the spacing of tooth bar is identical with the width of tooth bar, and profile of tooth is trapezoidal, this tooth bar comprises upper gear rack 5, middle part tooth bar 6 and lower gear rack 7, upper gear rack 5 is parallel with lower gear rack 7 staggered, and is connected by the middle part tooth bar 6 tilted, and forms " Z " font, simultaneously, the two ends up and down of tooth plate are all in wedge shape, determine jaw 1, dynamic jaw 2 is equipped with a wedge-shaped impression 8 matched with the lower end of tooth plate, two wedge-shaped impressions 8 lay respectively at determines jaw 1, the bottom of dynamic jaw 2, determine jaw tooth plate 3, dynamic jaw tooth plate 4 is placed in two wedge-shaped impressions 8 in the mode embedded respectively, determine jaw 1, dynamic jaw 2 is equipped with a wedge metal block 9 matched with the upper end of described tooth plate, two wedge metal blocks 9 lay respectively at determines jaw 1, the top of dynamic jaw 2, and be pressed in respectively and determine jaw tooth plate 3, on dynamic jaw tooth plate 4, then with determine jaw 1, dynamic jaw 2 bolt connects, such design makes the installation of tooth plate, dismantle all very convenient.
As shown in Figure 2, in the utility model product, the flank profil of tooth plate bottom is straight bellows-shaped, the flank profil on tooth plate top is also straight bellows-shaped, and the flank profil of the flank profil on tooth plate top and tooth plate bottom meets crest and trough one_to_one corresponding, in use, when tooth plate part wears is more serious, though be by determining jaw tooth plate, dynamic jaw tooth plate overturns use separately, or their transpositions are used, the normal use of the utility model product can be met, substantially increase the service life of tooth plate.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a jaw crusher, comprise and determine jaw (1), dynamic jaw (2) and tooth plate, described tooth plate comprises determines jaw tooth plate (3) and dynamic jaw tooth plate (4), it is characterized in that: described to determine jaw tooth plate (3) identical with dynamic jaw tooth plate (4) planform, described tooth plate is provided with evenly distributed tooth bar, the spacing of described two adjacent teeth bar is consistent, the width of each tooth bar is identical, this tooth bar comprises upper gear rack (5) and lower gear rack (7), and described upper gear rack (5) is parallel staggered with lower gear rack (7).
2. jaw crusher according to claim 1, is characterized in that: described tooth bar also comprises middle part tooth bar (6), and described upper gear rack (5) is connected by the middle part tooth bar tilted with lower gear rack (7), forms " Z " font.
3. jaw crusher according to claim 1 and 2, it is characterized in that: the two ends up and down of described tooth plate are all in wedge shape, describedly determine jaw (1), dynamic jaw (2) is equipped with the wedge-shaped impression (8) matched with the lower end of described tooth plate, described wedge-shaped impression (8) lays respectively at determines jaw (1), the bottom of dynamic jaw (2), describedly determine jaw (1), dynamic jaw (2) is equipped with the wedge metal block (9) matched with the upper end of described tooth plate, described wedge metal block (9) lays respectively at determines jaw (1), the top of dynamic jaw (2), and respectively with determine jaw (1), dynamic jaw (2) bolt connects.
4. jaw crusher according to claim 1 and 2, is characterized in that: the profile of tooth of described tooth plate is triangle or trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532541.4U CN204147918U (en) | 2014-09-17 | 2014-09-17 | A kind of jaw crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532541.4U CN204147918U (en) | 2014-09-17 | 2014-09-17 | A kind of jaw crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204147918U true CN204147918U (en) | 2015-02-11 |
Family
ID=52506071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420532541.4U Expired - Fee Related CN204147918U (en) | 2014-09-17 | 2014-09-17 | A kind of jaw crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204147918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105233913A (en) * | 2015-10-30 | 2016-01-13 | 李宗明 | Jaw crusher capable of discharging materials conveniently |
-
2014
- 2014-09-17 CN CN201420532541.4U patent/CN204147918U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105233913A (en) * | 2015-10-30 | 2016-01-13 | 李宗明 | Jaw crusher capable of discharging materials conveniently |
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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: 20150211 Termination date: 20150917 |
|
| EXPY | Termination of patent right or utility model |