CN209423738U - A kind of liner plate and impact breaker - Google Patents
A kind of liner plate and impact breaker Download PDFInfo
- Publication number
- CN209423738U CN209423738U CN201822236458.3U CN201822236458U CN209423738U CN 209423738 U CN209423738 U CN 209423738U CN 201822236458 U CN201822236458 U CN 201822236458U CN 209423738 U CN209423738 U CN 209423738U
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- liner plate
- hole
- installation
- service portion
- rack
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Abstract
The utility model discloses a kind of liner plate and impact breaker, which includes liner plate matrix and the service portion that is slidably connected on the liner plate matrix；When the liner plate fails because of acting surface excessive wear, it only need to be individually replaced service portion, reduce manpower spent by liner plate integral replacing and economic loss, improve production efficiency；In addition, the installation gap between two adjacent lining board is minimum, it can avoid falling into for material and the connection of liner plate and rack impacted；Meanwhile in liner plate main body on buffer layer and service portion waveform acting surface setting, certain buffer function is played to the impact of material, protective effect is played to liner plate and rack, and reduces the noise of crusher operation.
Description
Technical field
The utility model relates to mining machinery fields, in particular to a kind of liner plate and impact breaker.
Background technique
Impact breaker be it is a kind of using impact energy come the crushing mechanism of broken material, when impact breaker works,
Under the drive of motor, rotor high speed rotation when material enters bar active region, is hit broken with the bar on rotor
Broken, rear thrown on counterattack device again is crushed again, then bounces back into bar active region from liner plate again and is crushed again, this process
Repeating, material is descending to be repeated to be crushed into one, two, three back cavities, until material is crushed to required granularity,
It is discharged by discharge port.As it can be seen that the liner plate of impact breaker is the important component in impact breaker, liner plate is mostly installed at
In the rack of impact breaker, plays and change material movement state to hit back to material, and make rack from material
It impacts and rubs to extend the effect of rack service life.
Existing liner plate, the shorter problem of generally existing service life, and replacement liner plate requires to expend largely every time
Manpower causes production efficiency lower；In addition, this process of material impacting liner plate generates in the impact breaker course of work
Noise it is larger, the hearing of operating personnel is impacted；Moreover, there is installation gap between multiple liner plates, it is easy to fall into object
Material, influences the connection of liner plate and rack, impacts to the normal use of liner plate and rack.
Utility model content
Overcome the deficiencies in the prior art, the utility model, which provides a kind of liner plate and impact breaker, the liner plate, peace
The advantages of filling easy removal and secured, good mechanical property and long service life；Moreover, the clipping room between two adjacent lining board
Gap is minimum, can avoid falling into for material and impacts to the connection of liner plate and rack；In addition, the impact breaker work noise
It is low, protective effect is also played to the hearing of operating personnel.
Correspondingly, the utility model embodiment provides a kind of liner plate, the liner plate includes liner plate matrix and is slidably connected
Service portion on the liner plate matrix；
The liner plate matrix includes base and buffer layer, and the buffer layer is bonded in the bottom of base；The bottom of the base
Portion is provided with multiple liner plate installation inner holes, and liner plate installation through-hole is provided on the center line of the base, and the liner plate installation is logical
All castingins have the round steel of ring-shaped on the inner wall of hole and multiple liner plates installation inner hole；Groove is additionally provided at the top of the base；
The two sides of the base are respectively arranged with trapezoidal double wedge and trapezoidal concave tooth corresponding with the trapezoidal double wedge；
The acting surface of the service portion is set as waveform curved surface；The bottom of the service portion is provided with and the groove phase
Corresponding convex block, and service portion installation through-hole corresponding with the liner plate installation through-hole；And the service portion installation through-hole
Inner wall also castingin has the round steel of ring-shaped.
The bottom of optional embodiment, the liner plate installation inner hole is embedded with standard nut.
The standard nut is embedded in liner plate by way of hot melt or ultrasound and installs inner hole by optional embodiment
Bottom.
Optional embodiment, the multiple liner plate install inner hole, liner plate installation through-hole and service portion installation through-hole
Internal screw thread is both provided on inner wall.
Optional embodiment, the bottom of the base are provided with along the symmetrical circular lance of primary centre.
Optional embodiment, the material of the buffer layer are rubber.
The material of optional embodiment, the liner plate matrix and service portion is rich chromium cast iron.
In addition, the utility model embodiment additionally provides a kind of impact breaker, the rack of the impact breaker
On be provided with liner plate described in multiple the utility model embodiments.
Optional embodiment, be provided in the rack of the impact breaker and the multiple liner plate install in hole count
Equal rack installation through-hole is measured, the aperture of the rack installation through-hole is equal with the liner plate first installation aperture of inner hole.
Optional embodiment, two blocks of adjacent liner plates are based on trapezoidal double wedge and trapezoidal concave tooth on the impact breaker
Be fixedly connected.
The utility model provides a kind of liner plate and impact breaker, the liner plate installation inner hole of the liner plate, liner plate installation
Castingin has the round steel of ring-shaped on the inner wall of through-hole and service portion installation inner hole, and the setting of round steel simplifies the work of internal screw thread
Sequence reduces production cost and improves the quality of production liner plate；Liner plate installs the setting of inner hole and standard nut, makes liner plate
It is stronger with the connection of rack, improve the stability of liner plate；The setting of the convex block and groove, make the replacement of service portion with
And the simpler convenience of installation, reduce service portion replacement spent manpower and economic loss, improves production efficiency；Institute
The setting for stating trapezoidal double wedge and trapezoidal concave tooth reduces the fit clearance between two adjacent lining board, makes the connection of liner plate and rack
It is more firm；In addition, on the buffer layer and service portion waveform acting surface setting, the impact of material is played certain
Buffer function plays protective effect to liner plate and rack, and reduces the noise of crusher operation, listens operating personnel
Power also plays protective effect.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it is clear that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the sectional view of liner plate in the utility model embodiment；
Fig. 2 is the three-dimensional structure view of liner plate matrix in the utility model embodiment；
Fig. 3 is the three-dimensional structure view of service portion in the utility model embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 is the sectional view of liner plate in the utility model embodiment.
As shown in Figure 1, the utility model embodiment provides a kind of liner plate, the liner plate is that cross section is as shown in Figure 1
Long strip type, the liner plate include that liner plate matrix 1 and dismountable service portion 2, the service portion 2 are fastened on the liner plate
The top of matrix 1.
Fig. 2 is the three-dimensional structure view of liner plate matrix in the utility model embodiment.
The liner plate matrix 1 includes base 11 and buffer layer 12 combined with Figure 1 and Figure 2, and the buffer layer 12 is bonded in base
11 bottom.
Wherein, the buffer layer 12 is made of rubber；The setting of the buffer layer 12 can be rushed what liner plate main body 1 was subject to
It hits power and carries out a degree of buffering, reduce the impact caused by rack, protective effect is played to rack, and vibration subtracts
While few, the noise that crusher operating generates also is minimized, and also plays protective effect to the hearing of operating personnel.
For being connected and fixed for liner plate matrix 1 and crusher frame, the liner plate matrix 1 is arranged in the bottom of base 11
There are multiple liner plate installation inner holes 13, the multiple liner plate installation inner hole 13 is symmetrical along the center line of liner plate matrix 1.Particularly, institute
State the round steel 14 that castingin on the inner wall of liner plate installation inner hole 13 has ring-shaped；In addition, the bottom of the liner plate installation inner hole 13 is also
Pre-buried standard nut 15.
For being connected and fixed for liner plate matrix 1 and service portion 2, it is provided on the liner plate matrix 1 symmetrical along primary centre
Groove 16, and the liner plate matrix 1 is provided with liner plate installation through-hole 17 along the center line of base 11.Wherein, the groove 16
For being slidably connected for service portion 2, the liner plate installation through-hole 17 is used for the fixation of service portion 2.The liner plate installation through-hole 17
Inner wall on also castingin have the round steel 14 of ring-shaped.
The side of the base 11 is processed as trapezoidal double wedge 111, the other side of the base 11 be processed as with it is described trapezoidal
The trapezoidal concave tooth 112 that double wedge 111 matches.During the utility model specific embodiment, two blocks of adjacent liner plates can be based on
Trapezoidal double wedge 111 and trapezoidal concave tooth 112 are fixedly connected；The setting of trapezoidal double wedge 111 and trapezoidal concave tooth 112, on one side pole
Reduce to big degree the fit clearance between two adjacent lining board, avoiding causes material to fall into because fit clearance is excessive to right
The problem of normal use of liner plate and rack impacts；In addition, cooperated based on trapezoidal double wedge 111 and trapezoidal concave tooth 112
Two blocks of liner plates, stable connection the problem of Joint failure will not occur when bearing biggish impact force, improve the company of liner plate
Connect stability.
In addition, the bottom of the base 11 is additionally provided with along base, symmetrical circular lance 18,11 center；The circular arc
The setting of notch 18 makes each section homogeneous heating in heat treatment of base 11, generates when can be avoided cooling because rapidly deforming
Shrinkage cavity and crackle improve the mechanical performance of base 11.
It should be noted that the base 11 is made by way of casting in actual production.Casting refers to solid-state
Metal molten is the casting mold that liquid pours into specific shape, the processing method to its solidification forming；Due to the shape and structure of base 11
Relatively easy, the casting mold for making specific shape is easier, and consumption is big in actual production for base 11, is needed a large amount of standby
Part, therefore in high volume the base 11, which is made, is more conform with economic benefit by way of casting.Particularly, in the life of base 11
During production, it is also necessary to which 14 castingin of round steel of ring-shaped is installed to the inner wall of inner hole 13 and liner plate installation through-hole 17 in the liner plate
On, the height of the round steel 14 should be corresponding with the depth that liner plate installs inner hole 13 and liner plate installation through-hole 17 respectively；It needs
Bright, castingin refers to before casting, and metal or non-metal workpiece are placed in casting mold, then pours into molten metal, through cooling solidifying
Gu after, these parts are just closely embedded in be poured metal casting a kind of processing method for becoming an entirety；
In the utility model embodiment, the round steel 14 of the ring-shaped is used as castingin part, by the round steel of the ring-shaped before casting
14 are placed in casting mold, and the round steel 14 of the ring-shaped is just integrally formed with the base 11 after the completion of casting.
After liner plate is made by way of casting, in order to facilitate the installation of liner plate matrix 1 and service portion 2, need
Internal screw thread is machined on the inner wall of liner plate installation inner hole 13 and liner plate installation through-hole 17；In addition, in order to make between liner plate and rack
Connection it is stronger, it is also necessary to the liner plate installation inner hole 13 the pre-buried standard nut 15 in bottom.It was produced actual
Then Cheng Zhong installs 13 He of inner hole in liner plate again first in the pre-buried standard nut 15 in bottom in liner plate installation inner hole 13
Internal screw thread is processed on the inner wall of liner plate installation through-hole 17, internal threads impact because pre-buried process is possible to meeting.
Wherein, standard nut 15 is embedded in the liner plate installation inner hole 13 alternately through the mode of hot melt or ultrasound
Bottom.It should be noted that principle is all that workpiece is heated to its softening temperature no matter by the way of hot melt or ultrasound
Degree, then by standard nut heeling-in into corresponding position, and cooling shaping is made under pressure.In addition, for side
Just the cooperation of standard bolt and standard nut, in the utility model embodiment, the nominal diameter of the standard nut 15 and institute
The major diameter for stating internal screw thread on liner plate installation inner hole 13 is equal.
In liner plate installation inner hole 13 after pre-buried standard nut 15, it is also necessary to have the round steel 14 of ring-shaped in castingin
Internal screw thread is processed by the machining mode of rigid tapping in liner plate installation inner hole 13 and liner plate installation through-hole 17.It needs to illustrate
, tapping, which refers to being screwed in screw tap in the inner hole to be bored with certain torque, processes internal screw thread；In the utility model reality
It applies in example, due to needing specific tapping depth, internal screw thread is processed by the way of rigid tapping, rigid tapping can incite somebody to action
Main shaft must rotate with feed synchronize to match specific thread pitch needs, can accurate controlling depth in interior hole machined.
Since in the utility model embodiment, the material of liner plate uses the preferable rich chromium cast iron of wearability, but due to rich chromium cast iron
Intensity is higher, hardness is larger, if directly carrying out rigid tapping relative difficulty and manufactured liner plate finished product mach means
Rate is lower；In the utility model embodiment, all castingins have annular on the liner plate installation inner hole 13 and liner plate installation through-hole 17
The round steel 14 of shape, round steel quality is softer, is machined out that difficulty is relatively low, and manufactured liner plate yield rate is higher to round steel 14.
The pre-buried standard nut 15 of inner hole 13 is installed in liner plate, and is installed in inner hole 13 and liner plate installation through-hole 17 in liner plate
After machining internal thread, the trapezoidal double wedge 111 and trapezoidal concave tooth 112 are reprocessed out；It should be noted that the trapezoidal double wedge
111 and trapezoidal concave tooth 112 can be machined and be made by wire cutting or gear hobbing.
Fig. 3 is the three-dimensional structure view of service portion in the utility model embodiment.
In conjunction with Fig. 1 and Fig. 3, the acting surface 21 of the service portion 2 is set as waveform curved surface, the bottom of the service portion 2
It is provided with convex block 22 corresponding with the groove 16, the bottom of the service portion 2 is provided with and the liner plate installation through-hole 17
Corresponding service portion installs inner hole 23.
Wherein, the acting surface 21 of the service portion 2 is set as waveform curved surface, in practical work process, is broken into powder
The material of shape can flow into the gap of waveform curved surface, when big part material generates impact to service portion 2, the material meeting of powdery
Certain buffer function is played, a degree of protection is carried out to service portion 2, extends the service life of service portion 2, and drop
Low impact bring noise.
Wherein, the bottom of the service portion 2 is provided with convex block 22, the groove 16 of the convex block 22 and the liner plate matrix 1
It is corresponding.In the utility model specific implementation process, the convex block 22 is slidably connected with the groove 16, and service portion is connected
On liner plate matrix 1；Since the impact force that service portion 2 is subject to is bigger than liner plate main body 1, the service life of service portion 2 is often than lining
Plate main body 1 it is short；When service portion 2 fails because of excessive wear, if liner plate main body 1 can also continue to use at this time, only need more
Change service portion 2；And the setting of convex block 22 and groove 16, keep the installation of service portion 2 and replacement more convenient, reduces more
The time spent by service portion 2 is changed, production efficiency is improved.
Wherein, the bottom of the service portion 2 is provided with service portion installation inner hole 23, and the service portion installation inner hole is mainly used
It is fixed in the positioning of service portion 2；The service portion installation inner hole 23 is corresponding with the liner plate installation through-hole 17, and the effect
The same castingin of inner wall of portion's installation inner hole 23 has the round steel 14 of ring-shaped, and equally plays the role of the round steel 14 of ring-shaped in castingin
Internal screw thread is processed by the machining mode of rigid tapping in portion's installation inner hole 23.In the utility model specific implementation process
In, standard bolt is installed in service portion installation inner hole 23 through liner plate installation through-hole 17, service portion 2 is fixed on the positioning.
In addition, the utility model embodiment additionally provides a kind of impact breaker, the rack of the impact breaker
On be provided with liner plate described in multiple the utility model embodiments.Two blocks of adjacent liner plates can be based on the impact breaker
Trapezoidal double wedge 111 and trapezoidal concave tooth 112 are fixedly connected, and the multiple liner plate is fastened on counterattack by standard bolt
In the rack of formula crusher.
Specifically, being provided with multiple rack installation through-holes in the rack of the impact breaker, the rack installation is logical
The aperture in hole is identical as the liner plate installation aperture of inner hole 13；In installation process, by standard bolt through impact breaker machine
Frame installation through-hole is installed in the liner plate installation inner hole 13 of the liner plate matrix 1, installs inner hole 13 by standard bolt and liner plate
The cooperation of internal screw thread, standard nut 15 liner plate is fastened in the rack of impact breaker, play change object
Material motion state is to hit back to material, and makes rack from material impact and rub to extend the work of rack service life
With.
The utility model provides a kind of liner plate and impact breaker, the liner plate installation inner hole 13 of the liner plate, liner plate peace
Castingin has the round steel of ring-shaped on the inner wall of dress through-hole 17 and service portion installation inner hole 23, and the setting of round steel simplifies internal screw thread
Process, reduce production cost and improve production liner plate quality；Liner plate installation inner hole 13 and standard nut 15 are set
It sets, keeps the connection of liner plate and rack stronger, improve the stability of liner plate；The setting of the convex block 22 and groove 16, makes
The replacement and the simpler convenience of installation of service portion 2, reduce service portion replacement spent manpower and economic loss, mention
High production efficiency；The setting of the trapezoidal double wedge 111 and trapezoidal concave tooth 112 reduces between the cooperation between two adjacent lining board
Gap keeps the connection of liner plate and rack more firm；In addition, waveform acting surface 22 on the buffer layer 12 and service portion 2
Setting, plays certain buffer function to the impact of material, plays protective effect to liner plate and rack, and reduce broken
The noise of machine operation, also plays protective effect to the hearing of operating personnel.
In addition, having carried out detailed Jie to a kind of liner plate provided by the utility model embodiment and impact breaker above
It continues, specific case should be used herein, the principles of the present invention and embodiment are expounded, above embodiments
Illustrate the method and its core concept for being merely used to help understand the utility model；Meanwhile for the general technology people of this field
Member, based on the idea of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this
Description should not be construed as a limitation of the present invention.
Claims (10)
1. a kind of liner plate, which is characterized in that the liner plate of the long strip type includes liner plate matrix and is slidably connected at the liner plate
Service portion on matrix；
The liner plate matrix includes base and buffer layer, and the buffer layer is bonded in the bottom of base；The bottom of the base is set
Be equipped with multiple liner plates installation inner holes, be provided with liner plate installation through-hole on the center line of the base, the liner plate installation through-hole and
All castingin round steel for having ring-shaped on the inner wall of multiple liner plates installation inner holes；Groove is additionally provided at the top of the base；It is described
The two sides of base are respectively arranged with trapezoidal double wedge and trapezoidal concave tooth corresponding with the trapezoidal double wedge；
The acting surface of the service portion is set as waveform curved surface；The bottom of the service portion is provided with corresponding with the groove
Convex block, and service portion installation through-hole corresponding with the liner plate installation through-hole；And the service portion installation through-hole is interior
Also castingin has the round steel of ring-shaped to wall.
2. liner plate according to claim 1, which is characterized in that the bottom of the liner plate installation inner hole is embedded with standard spiral shell
It is female.
3. liner plate according to claim 2, which is characterized in that by the standard nut by way of hot melt or ultrasound
It is embedded in the bottom of liner plate installation inner hole.
4. liner plate according to claim 1, which is characterized in that the multiple liner plate installation inner hole, liner plate installation through-hole with
And internal screw thread is both provided on the inner wall of service portion installation through-hole.
5. liner plate according to claim 1, which is characterized in that the bottom of the base is provided with symmetrical along primary centre line
Circular lance.
6. liner plate according to claim 1, which is characterized in that the material of the buffer layer is rubber.
7. liner plate according to claim 1, which is characterized in that the material of the liner plate matrix and service portion is the casting of high chromium
Iron.
8. a kind of impact breaker, which is characterized in that be provided in the rack of the impact breaker multiple as right is wanted
Seek liner plate described in 1 to 7 any one.
9. impact breaker according to claim 8, which is characterized in that be arranged in the rack of the impact breaker
There are the rack installation through-hole that hole number is equal in installing with the multiple liner plate, the aperture of the rack installation through-hole and the lining
The aperture that plate first installs inner hole is equal.
10. impact breaker according to claim 8, which is characterized in that adjacent two on the impact breaker
Block liner plate is fixedly connected based on trapezoidal double wedge and trapezoidal concave tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822236458.3U CN209423738U (en) | 2018-12-28 | 2018-12-28 | A kind of liner plate and impact breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822236458.3U CN209423738U (en) | 2018-12-28 | 2018-12-28 | A kind of liner plate and impact breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209423738U true CN209423738U (en) | 2019-09-24 |
Family
ID=67974434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822236458.3U Active CN209423738U (en) | 2018-12-28 | 2018-12-28 | A kind of liner plate and impact breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209423738U (en) |
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2018
- 2018-12-28 CN CN201822236458.3U patent/CN209423738U/en active Active
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