CN207722875U - A kind of tup and impact breaker - Google Patents

Abstract

The utility model provides a kind of tup and impact breaker, and dimensional fits and card slot male cooperation are based between the tup and rotor, and fastening is more reliable；The two sides of tup is used equally for breaking up stone, tup utilization rate higher；Tup is based on impact connector and support connector is fixed on rotor, rotor life relative increase；Tup is designed using seperated, is equivalent to and is internally provided with spare part, and the small volume of sub- tup in tup, casting and logistics cost are lower, with good economic efficiency.

Description

A kind of tup and impact breaker

Technical field

The utility model is related to arrive field of cracking machine, and in particular to arrive a kind of tup and impact breaker.

Background technology

Impact breaker be it is a kind of using impact energy come the crushing mechanism of broken material.Building stones are directly fallen by machine upper portion Enter high-speed rotating rotor；Using the bar on high-speed rotating rotor, high speed impact is generated to the material being sent into crusher chamber And be crushed, and make the material being crushed tangentially to throw to the counterpunch board of the crusher chamber other end at a high speed, be broken again, so It is rebounded to bar, is repeated the above process by counterpunch board again afterwards.Material is on the way, storeroom also has mutual tampering action back and forth；By It is hit by bar in material, the collision mutual with the impact of counterpunch board and material, material constantly generates crack, pine It dissipates and causes to crush, when material size is less than the gap between counterpunch board and bar, be discharged from lower end discharge gate.With production energy The advantages that power is big, and reduction ratio is big, and material is in cube grain after being crushed, granularity is small.

A main broken component on the rotor of impact breaker is bar mounted thereto, existing board hammer structure It has the following disadvantages：Existing bar need to ensure that the bar of certain length is embedded in rotor due to using integral structure, to ensure The utilization rate of its fixation, bar is relatively low；Existing structure bar is to be integrally cast, and bolt or wedge are relied on when bar is installed Block is locked on rotor, and bar is hit back wedge for a long time and bolt easily loosens, and the bar after loosening easily falls under HI high impact It falls or is broken, influence to use.

Simultaneously, it is contemplated that the problem of use cost, the straight trough cost of rotor is higher, since bar is connected directly to rotor On, the life consumption of rotor is very fast；Bar since its long-term work is under the operating mode of high pressure high impact forces, except need to regularly replace with Outside, the case where also needing to prevent to carry out emergency replacement because of fortuitous event；Replacing for existing bar can only be used outside impact crusher Bar is replaced, and needs spare part in advance, warehouse cost higher.

Utility model content

Existing in order to overcome the problems, such as, the utility model provides a kind of tup and impact breaker；The tup with turn Dimensional fits and card slot male cooperation are based between son, fastening is more reliable；The two sides of tup is used equally for breaking up stone, tup profit It is higher with rate；Tup is designed using seperated, is equivalent to and is internally provided with spare part, and the small volume of sub- tup in tup, is cast Cost is lower, with good economic efficiency.

Correspondingly, the utility model provides a kind of tup, which includes rotor and bar, and the rotor is equipped with plate Hammer mounting groove into shape, bar one end insertion is installed to the bar mounting groove；

One side of the bar for building stones to be crushed is shock surface, on the shock surface side, the bar mounting groove It is provided with first step and impact connector is installed on the first step；The face opposite with the shock surface is support Face is provided with second step on the supporting surface side, the bar mounting groove and is equipped with branch on the second step Support connector；

The first step width is equal with the impact connector thickness, and the second step width connects with the support Fitting thickness is equal, and the thickness of the impact connector and the support connector is less than or equal to the bar thickness；

On the impact face of the connector far from the shock surface, middle part is provided with the first groove, and the rotor is in correspondence In first groove location, it is provided with the first protrusion with first fit depressions；

On the support face of the connector far from the supporting surface, middle part is provided with the second groove, and the rotor is in correspondence In second groove location, it is provided with the second protrusion with second fit depressions；

The bar straight slot axially through the bar is arranged in the lower part of shock surface in the bar；The impact connection Part is provided with and the matched bar protrusion of the bar straight slot on corresponding to bar straight slot position；The bar base In the bar straight slot, axially it is embedded on the rotor from the rotor side along bar protrusion；

The bar axial length is less than or equal to the rotor axial length.

Preferred embodiment, the line centered on the rotor axis, the bar it is pairs of be symmetrically arranged in described turn On son.

Preferred embodiment is equipped with the baffle ring for preventing bar from deviating from an axial direction at the both ends of the rotor axial；Institute State that baffle ring is fixed on the rotor or the baffle ring is fixed on rotor exterior, wherein being close to the rotor on one side, with described turn The opposite sliding of son.

Preferred embodiment, the bar groove are dovetail groove.

Preferred embodiment, the bar radial cross-sectional shape are about a symmetrical symmetrical central symmetry of revenue centre Figure, the bar further include one with the bar straight slot about the centrosymmetric symmetrical bar straight slot of the symmetrical centre；Institute Support connector is stated on the correspondence symmetrical bar straight slot position, is provided with matched symmetrical with the symmetrical bar straight slot Bar protrusion；

The bar coordinating based on the bar straight slot and bar protrusion, the symmetrical bar straight slot and described right The cooperation of bar protrusion is claimed to be embedded on the rotor, or the cooperation based on the bar straight slot and the symmetrical bar protrusion, In the cooperation insertion installation to the rotor of the symmetrical bar straight slot and bar protrusion.

Preferred embodiment, the bar include the identical daughter board hammer of two structures；Described two daughter boards hammer opposite end into shape It is respectively arranged with the hook that mutually matched radial cross-sectional shape is L-type；Described two daughter board hammers are solid based on hook connection Fixed one.

Preferred embodiment, the bar main material are high violent steel or rich chromium cast iron；The shock surface table of the bar Layer is equipped with abrasion-proof ceramic coat.

Correspondingly, the utility model additionally provides a kind of impact breaker, more than the tup of the impact breaker is Tup described in any one.

Tup and impact breaker provided by the utility model, it is convex based on dimensional fits and card slot between the tup and rotor Cooperation is played, fastening is more reliable；The two sides of tup is used equally for breaking up stone, tup utilization rate higher；Tup is based on impact and connects Fitting and support connector are fixed on rotor, rotor life relative increase；Tup is designed using seperated, is equivalent in tup Portion is provided with spare part, and the small volume of sub- tup, and casting and logistics cost are lower, with good economic efficiency.

Description of the drawings

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 should be apparent 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 shows the tup basic structure schematic three dimensional views of the utility model embodiment one；

Fig. 2 shows the rotor structure front views of the utility model embodiment two；

Fig. 3 shows the hammehead structure partial enlarged view of the utility model embodiment two；

Fig. 4 shows the hammehead structure partial enlarged view of the utility model embodiment three；

Fig. 5 shows the hammehead structure partial enlarged view of the utility model embodiment four；

Fig. 6 shows the hammehead structure partial enlarged view of the utility model embodiment five；

Fig. 7 shows that the impact breaker of the utility model embodiment six faces full sectional view.

Specific implementation mode

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 The all other embodiment obtained, shall fall within the protection scope of the present invention.Embodiment one

Fig. 1 shows the tup basic structure 3-D view of the utility model embodiment, it should be noted that referred to hereafter Rotor shaft, center line and bar axial direction, support connector axial direction, to impact the axial direction of connector be to illustrate coordinate system The directions y；Meanwhile for the ease of understanding and saving space, bar 201, bar 203, the plate that bar 202 is different example structures Hammer structure into shape.

The tup that the utility model embodiment provides, including rotor 1, bar, bar one end insertion are installed to described On rotor 1.Further, in order to improve the broken efficiency of stone, the quantity of bar can be increased, but excessive amounts of bar can be led It causes the space between adjacent bar less, is unfavorable for stone pop-up, therefore, the bar quantity of tup is usually no more than 6, this reality It it is 4 with the bar quantity that new embodiment is arranged.Meanwhile in order to ensure the rotary balance of rotor, with the revolution of the rotor 1 Line centered on axis, bar 4 need to uniformly be installed on the periphery of rotor 1, and uniformly installation refers to the angle between each adjacent bar Keep identical.

Embodiment two

Fig. 2 shows the rotor basic structure front view of the utility model embodiment, it is arranged on the rotor 1 of the utility model There is bar mounting groove 100, in 100 both sides of bar mounting groove, is respectively arranged with for impact connector and supports connector installation First step 101 and second step 102.In specific implementation, the width L1 of first step 101 and the width L2 of second step 102 Should be less than or equal to bar mounting groove 100 width, concrete reason combines impact connector, bar and support connector hereinafter Design feature and mounting means explain.

Fig. 3 shows the tup partial enlarged view of the utility model embodiment, and the hammehead structure which uses is tup 202 structure, for the ease of viewing, rotor rotation makes 202 direction of bar adjust, the vertical top of overhanging end direction.Bar 202 are installed on bar mounting groove 100, and the axial length of bar 202 is less than or equal to the length of bar mounting groove 100.In order to Description is more clear, and the bar 202 is shock surface for the one side that building stones are crushed, and the face opposite with the shock surface is support Face.In the shock surface side of the bar, the impact connector 3 that thickness is D1 is installed on the first step 101；Described The supporting surface side of bar is equipped with the support connector 4 that thickness is D2 on the second step 102；The bar 202 is clipped in It impacts between connector 3 and support connector 4 and on bar mounting groove 100.

Theoretically, the thickness D1 of above-described impact connector 3 is equal with the width L1 of first step 101, and support connects The thickness D2 of fitting 4 is equal with the width L2 of second step 102, and 202 thickness D of bar is equal with the width L of bar mounting groove；Tool During body is implemented, the thickness D of thickness D1, the support 4 thickness D2 of connector and bar 202 that impact connector 3 can be in the margins of tolerance Plus tolerance is fixed by the way of interference fit.

On the impact face of the connector 3 far from the shock surface, middle part is provided with the first groove, and the rotor 1 is right It answers in first groove location, is provided with the first protrusion with first fit depressions；It should be noted that first is recessed Slot is integrally located inside impact connector 3, does not extend through impact connector 3；The axial length of first protrusion is less than or equal to the The axial length of one groove.

On the support face of the connector 4 far from the supporting surface, middle part is provided with the second groove, and the rotor 1 is right It answers in second groove location, is provided with the second protrusion with second fit depressions；It should be noted that second is recessed Slot is integrally located inside impact connector 3, does not extend through impact connector 3；The axial length of second protrusion is less than or equal to the The axial length of two grooves.

The bar straight slot axially through the bar 202 is arranged in the lower part of shock surface in the bar 202；The punching Connector is hit on corresponding to bar straight slot position, is provided with and the matched bar protrusion of the bar straight slot；Into one Step, which can be used the dovetail groove with better fixed effect, and the shape of bar protrusion is mutually fitted with dovetail groove Match.It should be noted that the axial length of bar protrusion should be less than or equal to dovetail groove axial length.

When carrying out the installation of impact connector, support connector and bar, first installation impact connector and support connects Part.Impact connector and support connector are first vertically put into from bar mounting groove, are then mounted respectively to corresponding It is most red from rotor axial side on first step and second step, the cooperation based on bar straight slot and bar protrusion, by bar from It drives in bar mounting groove rotor side.

In specific implementation, bar groove may be configured as dovetail groove, to provide more good crystallized ability.

Meanwhile in order to avoid generating constructive interference when installation, impacting the thickness of the thickness D1 and support connector of connector D2 should be less than or equal to bar mounting groove width L1.

In actual motion, tup visual angle as shown in the figure high speed rotation counterclockwise, at this point, bar 202 is first subjected to The effect of centripetal force；Bar 202 is deviate from along the radial direction of turning circumference in order to prevent, and bar straight slot and bar protrusion is arranged, provides Resistance is to resist centripetal force.

While rotor banding movable plate hammers circular motion into shape, the shock surface of bar can collide with stone；If bar is straight It connects and is attached with rotor, then the service life of rotor is shorter；Therefore, impact connector and supporting surface of the bar based on shock surface side The support connector of side realizes that installation is fixed；In this configuration, impact connector and support connector are first subjected to abrasion, turn The service life of son increases.

Embodiment three

Fig. 4 shows the hammehead structure partial enlarged view of the utility model embodiment three.Further, it is contemplated that embodiment Bar utilization rate in two is relatively low, and in order to improve the utilization rate of bar, board hammer structure may be designed as with lower structure, the bar 203 radial cross-sectional shapes are about a symmetrical symmetrical centrosymmetric image of revenue centre, and the bar 203 further includes one and institute Bar straight slot is stated about the centrosymmetric symmetrical bar straight slot of the symmetrical centre；The support connector 4 is described right in correspondence Claim on bar straight slot position, is provided with and the symmetrical matched symmetrical bar protrusion of bar straight slot；

The coordinating based on the bar straight slot and bar protrusion of the bar 203, the symmetrical bar straight slot and institute The cooperation for stating symmetrical bar protrusion is embedded on the rotor, or matching based on the bar straight slot and symmetrical bar protrusion It closes, the cooperation insertion of the symmetrical bar straight slot and bar protrusion is installed to the rotor.

203 radial cross-sectional shape of bar of the utility model embodiment is rectangle, and wherein symmetrical centre is ten in diagram Word center can rotate 180 degree installation after bar shock surface is worn around cross searching；Former supporting surface becomes shock surface, former Shock surface then changes into supporting surface, and the bar service life doubles, and the utilization rate of bar improves.

Example IV

Fig. 5 shows the hammehead structure partial enlarged view of the utility model embodiment four.Further, it is contemplated that bar The bar 201 of manufacturing cost, spare parts cost and warehouse cost, the utility model embodiment uses separate structure, by the first son of son Bar 204 and the second daughter board hammer 205 are composed, and the first daughter board hammer 204 connects fastening one with the opposite end of the second daughter board hammer 205 Body forms bar 201.In order to ensure that the first daughter board hammer 204 is consistent with the second daughter board 205 structures of hammer, and hammered into shape to the first daughter board 204 centripetal force generated when providing enough resistances to resist rotor motion, in specific implementation, the first daughter board hammer 204 and second On one end of daughter board hammer 205, it is provided with the L-shaped hook of the radial cross-sectional shape of mutually matched complementation；Second daughter board hammer 205 It is connect with the hook of the first bar 204 based on hook, and enough resistances is provided to resist centripetal force to the first bar 204.

It, can will be internally positioned after hammering damage into shape positioned at external daughter board when using board hammer structure provided in this embodiment Daughter board hammer hammered into shape with external daughter board and exchange position after, be continuing with tup；User can be located at outside what translation bit postponed Daughter board hammer damage before, the contact manufacturer supply of material, and the internally positioned son having worn out is replaced using new daughter board hammer Bar.Board hammer structure provided in this embodiment, daughter board hammer is small compared with integrally formed bar, and production cost is relatively low；Phase inside tup When in warehouse, storing a sub- bar for replacing, spare part in advance is avoided, warehouse cost is saved, there is certain practicability.

Embodiment five

The bar of above example provides the resistance for resisting centripetal force and impact force by impact connector and support connector Power, in the axial direction, since the operation principle of crusher is it is found that stress is less, in specific implementation, the axial direction On support structure needed for rigidity, wearability and intensity requirement it is relatively low.The utility model embodiment is solid in the installation of rotor both sides Surely it is useful for the baffle ring for preventing bar from deviating from an axial direction, quantity is 2.Two baffle rings may be selected to be individually fixed in rotor axial two On side, moved synchronously with rotor；Two baffle rings can be also fixed on to rotor exterior, one side and armature spindle of the baffle ring towards rotor It is close to two sides and slides relatively；In specific implementation, two faces of rotor axial two sides and two baffle rings towards rotor are answered It polishes smooth, reducing friction resistance.

Embodiment six

Fig. 6 shows the hammehead structure partial enlarged view of the utility model embodiment.In specific implementation, in order to improve bar Service life, the making material selection of bar is a critically important link, is based on cost consideration, the material of main part of bar 201 can Select potassium steel or rich chromium cast iron, it is relatively low that potassium steel or rich chromium cast iron possess preferable wearability, intensity and cost, is suitble to manufacture The main body of bar；In order to further improve the service life of bar, can in bar shock surface side, from rotor on exposed face, Covering is provided with abrasion-proof ceramic coat 900.

Wear-resistant ceramic is with AL₂O₃It is roasted through 1,700 degree of high temperature using rare metal oxide as flux for primary raw material Extraordinary corundum ceramic made of burning, then the product that is composed respectively with the organic/inorganic adhesive of specific rubber and high intensity, It is big with hardness, wear-resisting property is fabulous, light-weight, bonding securely, the good characteristics such as heat resistance is good, but very due to its cost Height, bar integrally cannot be all using wear-resistant ceramics as material.

For the stressing conditions of bar, the thickness of abrasion-proof ceramic coat 900 gradually increases outward along rotor radius direction, And reach maximum value in the outermost of bar.

Embodiment six

Fig. 6 shows the utility model embodiment impact breaker.The utility model embodiment additionally provides a kind of anti- Impact crusher, the tup in the impact breaker are the tup described in embodiment one to embodiment five.

In actual motion, high speed rotation, building stones enter reaction type from feed inlet 1000 and break tup 1001 in the counterclockwise direction Broken machine inner cavity is in contact with the bar of 1001 rightmost side of tup first, and part building stones are smashed when being in contact with bar, stone Material is all moved toward the counterpunch board of surface 1002；When striking counterpunch board 1002, part occurs to be crushed building stones, then again anti- On bullet to tup 1001；And so on, final building stones are crushed into the less small building stones of size.

Tup and impact breaker provided by the utility model, it is convex based on dimensional fits and card slot between the tup and rotor Cooperation is played, fastening is more reliable；The two sides of tup is used equally for breaking up stone, tup utilization rate higher；Tup is based on impact and connects Fitting and support connector are fixed on rotor, rotor life relative increase；Tup is designed using seperated, is equivalent in tup Portion is provided with spare part, and the small volume of sub- tup, and casting and logistics cost are lower, with good economic efficiency.

A kind of tup and impact breaker provided above to the utility model embodiment is described in detail, this It applies specific case in text to be expounded the principles of the present invention and embodiment, the explanation of above example is It is used to help understand the method and its core concept of the utility model；Meanwhile for those of ordinary skill in the art, according to this The thought of utility model, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification It should not be construed as a limitation of the present invention.

Claims (8)

1. a kind of tup, which is characterized in that including rotor and bar, the rotor is equipped with bar mounting groove, the bar one In the embedded installation to the bar mounting groove in end；

One side of the bar for building stones to be crushed is shock surface, is arranged on the shock surface side, the bar mounting groove There is first step and impact connector is installed on the first step；The face opposite with the shock surface is supporting surface, The supporting surface side is provided with second step on the bar mounting groove and is equipped with support connection on the second step Part；

The first step width is equal with the impact connector thickness, the second step width and the support connector Thickness is equal, and the thickness of the impact connector and the support connector is less than or equal to the bar thickness；

On the impact face of the connector far from the shock surface, middle part is provided with the first groove, and the rotor is described in correspondence In first groove location, it is provided with the first protrusion with first fit depressions；

On the support face of the connector far from the supporting surface, middle part is provided with the second groove, and the rotor is described in correspondence In second groove location, it is provided with the second protrusion with second fit depressions；

The bar straight slot axially through the bar is arranged in the lower part of shock surface in the bar；The impact connector exists Corresponding on bar straight slot position, being provided with and the bar straight slot matched bar protrusion；The bar is based on institute Bar straight slot is stated, is axially embedded on the rotor from the rotor side along bar protrusion；

The bar axial length is less than or equal to the rotor axial length.

2. tup as described in claim 1, which is characterized in that so tup includes more than two bars；With the rotor Line centered on axis, described two above bars are uniformly mounted on the rotor outer periphery.

3. tup as described in claim 1, which is characterized in that at the both ends of the rotor axial, being equipped with prevents bar edge The baffle ring axially deviate from；The baffle ring is fixed on the rotor or the baffle ring is fixed on rotor exterior, wherein being close on one side The rotor, sliding opposite with the rotor.

4. tup as described in claim 1, which is characterized in that the bar groove is dovetail groove.

5. tup as described in claim 1, which is characterized in that the bar radial cross-sectional shape is about in a symmetrical centre The symmetrical centrosymmetric image of the heart, the bar further include one centrosymmetric about the symmetrical centre with the bar straight slot Symmetrical bar straight slot；The support connector is provided with and the symmetrical bar on the correspondence symmetrical bar straight slot position The matched symmetrical bar protrusion of straight slot；

The bar coordinating based on the bar straight slot and bar protrusion, the symmetrical bar straight slot and the symmetrical plate The cooperation that process of malleus rises is embedded on the rotor, or coordinating, is described based on the bar straight slot and symmetrical bar protrusion In the cooperation insertion installation to the rotor of symmetrical bar straight slot and bar protrusion.

6. tup as claimed in claim 5, which is characterized in that the bar includes the identical daughter board hammer of two structures；It is described Two sub- bar opposite ends are respectively arranged with the hook that mutually matched radial cross-sectional shape is L-type；Described two daughter boards hammer base into shape It is connected and fixed one in the hook.

7. the tup as described in claim 1 to 6 any one, which is characterized in that the bar main material be high violent steel or Rich chromium cast iron；The shock surface surface layer of the bar is equipped with abrasion-proof ceramic coat.

8. a kind of impact breaker, which is characterized in that including the tup described in 1 ￣ of claim, 7 any one.