Jaw crusher
Technical field
The present invention relates to for being crushed stone material specifically for firmly to the jaw crushing of material that is especially hard and having abrasive action
Machine.
Background technique
In this case, material crushes between the first crushing jaw and the second crushing jaw, in two crushing jaws
At least one be mounted on mobile jaw.In order to fasten crushing jaw, crushing jaw is clamped at is set in a longitudinal direction
It moves the installation receiving component on jaw and is generated between at least one clamping element that action type contacts with crushing jaw.In DE 1
A kind of jaw crusher is disclosed in 219 774A, clamping element is designed to wedge shape, and is laterally tightened in crushing jaw
On to apply clamping force.
Due to crushing jaw extend several millimeters during operation and wedge-shaped clamping element be usually it is self-locking, be crushed
The disassembly of machine jaw is usually very laborious, also have to destroy wedge piece sometimes.
Summary of the invention
Therefore, the purpose of the present invention is to provide the novel clamping devices for crushing jaw, and this clamping device can be more
It is easily disassembled.
According to the present invention, which is realized by the feature of claim 1.
Jaw crusher according to the present invention for being crushed stone material has the first crushing jaw and the second crushing jaw,
In, at least one of two crushing jaws is installed on mobile jaw, and crushing jaw is clamped at sets in a longitudinal direction
At least one the installation receiving component and at least one clamping member contacted with crushing jaw generation action type being placed on mobile jaw
Between part.In this case, at least one clamping element is guided in guiding piece, in order to be able to substantially along crushing jaw
Longitudinal direction it is mobile, which is mounted on mobile jaw.
This guidance preferably carries out on the longitudinal direction of crushing jaw, it is envisaged, however, that deviateing +/- 10 °
Action direction.
Adjusting of the clamping element on the longitudinal direction of crushing jaw is easy to disassemble, this is because eliminating clamping pressure
Afterwards, clamping element can move on the direction longitudinally extended of crushing jaw adjusted by operation.
Other design scheme of the invention is the theme of dependent claims.
Clamping element is preferably designed to wedge shape.Crushing jaw is clamped in a longitudinal direction first as a result, and is clamped
Element presses against on crushing jaw simultaneously.
Other design scheme according to the present invention, at least one clamping element connect with the holding of at least one elastic element
Touching, wherein at least one elastic element has the function of that clamping element is made to be pressed against crushing jaw side when crushing jaw is clamped
To.Elastic element not only generates clamping force, and also compensate for crushing jaw due to operation caused by longitudinally extend.In addition, broken
Broken machine jaw can be stepped up in advance in a limiting fashion by elastic element.Preferably, the action direction of at least one elastic element is basic
On be crushing jaw longitudinal direction.If using such as two elastic elements, alternatively, if resultant action direction is another
The secondary longitudinal direction for being primarily directed to crushing jaw, then elastic element can also favour the longitudinal direction of crushing jaw.
At least one elastic element can be formed by least one acting cylinder and/or at least one compressed spring.This
In the case of, can be set to, at least one acting cylinder and/or at least one elastic element at one end at least one clamping element
Action type contact, and be supported on the support being set on mobile jaw in opposite one end.A reality according to the present invention
Apply mode, at least one elastic element is formed by least two compressed springs, two compressed springs it is arranged parallel to each other and with
The contact of clamping element action type.As a result, it is ensured that complete guidance, and avoid the inclination of clamping element.
In order to further simplify disassembly, additionally it is possible to traction device be arranged, traction device is connect with clamping element, and benefit
With the traction device, the action direction that clamping element can be in reverse at least one elastic element is mobile.The traction device is outstanding
It can be formed by hydraulic or pneumatic scuffing of cylinder bore.Alternatively, however, it is also conceivable to from at least one screw thread with nut
Axis is as traction device.Other design scheme according to the present invention, at least one elastic element by be designed to draw/push away cylinder
Acting cylinder is formed and connect with the clamping element of wedge shape, for making wedge-shaped clamping element towards and away from crushing jaw
Direction on move.
Other design scheme according to the present invention is mounted on the crushing jaw on mobile jaw by multiple points of crushing jaw groups
At dividing crushing jaw successively to install along the longitudinal direction of crushing jaw and move on jaw.In this case, such as in mobile jaw
On be provided with multiple installation receiving components and multiple clamping devices, make each of score crushing jaw in a longitudinal direction by
It is clamped in one of installation receiving component being set on mobile jaw and generates the clamping that action type contacts with crushing jaw is divided
Between at least one of device, wherein each clamping device has at least one clamping element, and clamping element is being installed on shifting
It is guided in guiding piece on dynamic jaw, in order to be able to be moved substantially along the longitudinal direction of crushing jaw.
Furthermore, it is possible to pressure-regulating device be arranged, to act on clamping element by least one elastic element for adjusting
On pressure, in order to make pressure adaptation in the stress on material and crushing jaw to be crushed.
Detailed description of the invention
By the following description and drawings other design sides that the present invention will be described in more detail with reference to several exemplary embodiments
Case, in which:
Fig. 1 shows the cross-sectional view of the jaw crusher according to the first exemplary embodiment,
Fig. 2 shows the front view in the region of the clamping device of Fig. 1,
Fig. 3 shows the cross-sectional view of the line A-A along Fig. 2,
Fig. 4 shows the perspective view in the region of the clamping device according to the first exemplary embodiment,
Fig. 5 shows the cross-sectional view of the jaw crusher according to the second exemplary embodiment,
Fig. 6 shows the front view in the region of the clamping device according to the second exemplary embodiment,
Fig. 7 shows the cross-sectional view of the line B-B along Fig. 6,
Fig. 8 shows the cross-sectional view of the line C-C along Fig. 6,
Fig. 9 shows the perspective view in the region of the clamping device according to the second exemplary embodiment,
Figure 10 shows the cross-sectional view of the jaw crusher according to third exemplary embodiment,
Figure 11 shows the detail view in the region of the first clamping device of third exemplary embodiment,
Figure 12 shows the detail view in the region of the second clamping device of third exemplary embodiment, and
Figure 13 shows the detail view in the region of the third clamping device of third exemplary embodiment.
Specific embodiment
Fig. 1 shows the jaw crusher for being crushed stone material, and jaw crusher has the entrance 1 for stone material, for breaking
The outlet 2 of broken stone material and the first crushing jaw 3 and the second crushing jaw 4.First crushing jaw 3 is configured as swinging broken
Machine jaw, and be mounted on mobile jaw 5 thus.And the second crushing jaw 4 is arranged on fixed supporting structure 6.On top, move
Dynamic jaw 5 has receiving component 7, will move jaw and be pivotally mounted on jaw crusher.Mobile jaw in this region by means of
Eccentric shaft 8 drives.It is equipped with supporting zone 9 in the lower part of mobile jaw, mobile jaw 5 is supported in a known way on pressing plate 10.?
In this case, pull rod 11 ensures the contact always between pressing plate 10 and mobile jaw 5.It is formed between two crushing jaws 3,4
Crushing gap 12, in crushing gap, due to the first crushing jaw 3 of eccentric drive, stone material to be broken is answered by pressure
Power.
First crushing jaw 3 be clamped in a longitudinal direction installation receiving component 13 and at least one clamping device 14 it
Between, for the setting of installation receiving component 13 on mobile jaw 5, at least one clamping device 14 and the first crushing jaw 3 generate action type
Contact.Installation receiving component 13 is for example formed by nip, the lower part of breaker mounting jaw 3, complementary shape in the nip
The end of shape.
Fastening of first crushing jaw 3 in the region of clamping device 14 is further described below with reference to Fig. 2 to Fig. 4.
Can be seen that clamping device 14 from the main view of Fig. 2 has two clamping elements 18 being adjacently positioned.However, may be used also in principle
To expect only one or more than two clamping element.Hereinafter, one in two clamping elements 18 is only discussed in more detail.
Design in the region of other clamping element is similarly constructed.Two wedge-shaped each of clamping elements 18 are being installed
It is guided in the guiding piece 15 on mobile jaw, in order to be able to which the longitudinal direction substantially along the first crushing jaw 3 moves.Draw
Guiding element 15 forms (Fig. 4) by two profiles 15a, 15b herein.
Clamping element 18 is pressed against on crushing jaw 3 by being configured to the elastic element of acting cylinder 16, acting cylinder quilt
It is supported on support 17.Guiding piece 15 and support 17 are for example connected through a screw thread or releasably or can not otherwise disassemble
Ground is fastened on mobile jaw.On the longitudinal direction 3a of the first crushing jaw 3, acting cylinder passes through the action direction of acting cylinder 16
Pressure medium interface 19 is by pressure medium (especially oil or air) actuating.Pressure medium can be supplied manually or automatically.Must
In the case where wanting, pressure medium interface 19 and accumulator (not by it is any in more detail in a manner of show) connect.Due to clamping element
18 wedge-type shape, the first crushing jaw do not only act upon on the longitudinal direction 3a of crushing jaw 3, are also horizontally pressed against shifting
On dynamic jaw 5.The size of the pressure applied by acting cylinder is designed to ensure that the first crushing jaw is reliably mounted on mobile jaw.
In order to dismantle the first crushing jaw 3, it is provided with traction device 20, traction device 20 is connected simultaneously with clamping element 18
And the action direction for making clamping element 18 be in reverse to acting cylinder 16 is mobile.Traction device is herein by two thread spindle 20a, 20b shapes
At, be fixedly connected with clamping element 18 and with compressed spring 20c, 20d interact with for retract wedge shape clamping member
Part 18.In this case, compressed spring be supported on support 17 on the side of clamping element 18.Required is used to draw
The pressure returned is adjusted by nut 20e, 20f, and nut is screwed on thread spindle 20a, 20b by washer 20g, 20h.Once needing
The first crushing jaw 3 is removed, then removes the pressure on acting cylinder 16, thus due to compressed spring 20c, 20d stepped up in advance, it will
Clamping element 18 retracts.In this case, the pressure in compressed spring 20c, 20d is removed.
Fig. 5 to Fig. 9 shows the second exemplary embodiment of jaw crusher, the difference with the first exemplary embodiment
Place is only that clamping device 14 '.In order to make it easy to understand, indicating identical component underneath with identical appended drawing reference.
The clamping element 18 of second exemplary embodiment is equally in guiding piece on the longitudinal direction 3a of the first crushing jaw 3
It is guided in 15 (profile 15a, 15b).In order to establish clamping pressure, two elastic elements are set for each clamping element 18,
The two elastic elements are made of the first compressed spring 21a and the second compressed spring 21b (especially leaf spring) herein, compressed spring
One end is supported on clamping element 18, and the other end is supported on the shoulder 22a to 22b of two threaded rods 23a, 23b.By compression bullet
The pressure that spring 21a, 21b are applied on clamping element 18 can be adjusted by nut 24a, 24b.
In this exemplary embodiment, it is also equipped with traction device, traction device passes through hydraulic or pneumatic scuffing of cylinder bore herein
25 are constituted, which is connect by bar 26 with clamping element 18.The clamping force acted on clamping element 18 is by the pressure stepped up in advance
Contracting spring 21a, 21b are generated.When dismantling the first crushing jaw, scuffing of cylinder bore is pressurized, and overcomes compressed spring 21a, 21b
Power pull clamping element far from crushing jaw.
In the first exemplary embodiment, clamping pressure is established by acting cylinder 16, and traction device by compressed spring 20c,
20d is constituted.In the context of the present invention, it is also conceivable to third exemplary embodiment, wherein the first exemplary embodiment
Acting cylinder 16 is configured to (hydraulic or pneumatic) two-way function cylinder, so that acting cylinder can be completed to push and draw work.Tool
There is the thread spindle of the side of compressed spring 20c, 20d not to be necessary then or be in substantially only in crushing jaw 3 and extends shape
For keeping clamping element when state.
Figure 10 to Figure 13 also shows the third exemplary embodiment of jaw crusher, which is characterized in that is mounted on movement
Crushing jaw on jaw 5 is made of multiple points of crushing jaws 3a, 3b, 3c, divides crushing jaw on the longitudinal direction of crushing jaw
It is successively mounted on mobile jaw 5.For this purpose, being equipped with multiple installation receiving component 13a, 13b, 13c and multiple folders on mobile jaw 5
Tight device 14a, 14b, 14c, are set to so that each of crushing jaw 3a, 3b, 3c be divided to be clamped in a longitudinal direction
One of installation receiving component 13a, 13b, 13c on mobile jaw and with divide the crushing jaw folder that 3a, 3b, 3c action type contact
Between at least one of tight device 14a, 14b, 14c, there is at least one to clamp member by each clamping device 14a, 14b, 14c
Part, clamping element are guided in the guiding piece being installed on mobile jaw 5, in order to be able to substantially along the longitudinal direction of crushing jaw
Direction is mobile.
Clamping device 14a, 14b, 14c can be constructed for example according to variant schemes shown in Fig. 1 to Fig. 9.This
In the case of, support (Widerlager) for clamping device 14b and 14c especially can be by the installation that is arranged in right above it
Receiving component 13a or 13b is formed.
Although the specific of clamping device (14,14 ', 14a, 14b, 14c) in the exemplary embodiment shown, is not shown
Protection, however it may be advantageous that provide be used for clamping device suitable covering or packaging part, to protect them from
By the damage generated by fragmentation procedure.
All three exemplary embodiments are characterized in that simply and quickly dismantling the first crushing jaw 3.