CN207493779U - A kind of impact grinder turntable structure and pulverizer - Google Patents

Abstract

The utility model is related to a kind of impact grinder turntable structure and pulverizers, wherein described turntable structure includes disk and tup, the center of disk is equipped with bearing, disk is rotated around bearing, and tup is arranged on disk close to the position of circumference, and the tup includes tup bolt and U-type wear-resistant part, tup bolt includes bolt head and tightening latch, through-hole is provided through on tightening latch, tightening latch is placed in the U-type groove of U-type wear-resistant part, and is passed through by screw and U-type wear-resistant part and tightening latch lock through through-hole.This programme advantage is：When U-type wear-resistant part is worn, the U-type wear-resistant part that screw more renews is unclamped, it is easy to operate.When the outside surface wear of U-type wear-resistant part, and impact surface is when can also use, unclamp screw, U-type wear-resistant part is moved outward, change fixed position of the screw in tightening latch on through-hole, certain amplitude range is maintained at the distance for ensureing tup and gear ring, while the crushing material effect for keeping pulverizer, saves use cost.

Description

A kind of impact grinder turntable structure and pulverizer

Technical field

The utility model is related to mechanical manufacturing field more particularly to a kind of impact grinder turntable structure and crushing Machine.

Background technology

At present, impact grinder is for when producing nonmetallic ore, particularly very hard material when, such as barite, silicon ash Stone, quartz, feldspar etc., the loss of turntable structure upper ram are very big.For producing wollastonite, a secondary Gao Ge under ordinary circumstance Tup can only use 2 to 10 days or so, and the cost for replacing a secondary tup needs thousands of members to members up to ten thousand etc..

It is found in commercial practice, the part of the tup abrasion of impact grinder only (claims close to the gear ring side For lateral surface) and tup impact surface close to gear ring that sub-fraction.On the outside of tup during surface wear, tup and gear ring Distance, which shortens, to be made hitting dynamics become smaller and seriously affects production capacity and finish fineness, needs replacing entire tup at this time；When tup is hit When the face of beating is close to gear ring that sub-fraction abrasion, abration position polishing effect is deteriorated, and is also required to replace entire tup at this time.And it grinds This moiety by weight that damage is fallen only accounts for 1/5th or so of entire tup.If that is, replaced entire tup, in addition five / tetra- be all to slattern.

In view of the above problems, a kind of turntable structure with hammerhead with high abrasion resistance of innovation, and based on this turntable structure, grind Send out a set of more wear-resisting impact grinder.

Utility model content

For this reason, it may be necessary to a kind of impact grinder turntable structure and pulverizer are provided, to be crushed when solving crushing material The problem of tup abrasion in machine transfer dish structure is very fast.

To achieve the above object, a kind of impact grinder turntable structure, the turntable structure packet are inventor provided Disk and tup are included, the center of the disk is equipped with bearing, and the disk is rotated around bearing, and the tup is arranged on disk and leans on The position of nearly circumference, the tup include tup bolt and U-type wear-resistant part, and the tup bolt includes bolt head and tightening latch, the tightening latch On be provided through through-hole, tightening latch is placed in the U-type groove of U-type wear-resistant part, and by screw pass through through through-hole by U-type wear-resistant part with Tightening latch locks.

Further, U-type wear-resistant part described in the utility model is impact surface towards disk rotational direction, and U-type wear-resistant part is carried on the back It is locking face to disk rotational direction, the thickness of the impact surface is more than the thickness in locking face.

Further, the utility model further includes fastening gasket, and the fastening gasket is set to the outside in locking face, and leads to It crosses screw locking face is clipped between fastening gasket and tightening latch.

Further, it is described in the utility model to be at least three through through-hole.

Further, the material of U-type wear-resistant part described in the utility model is ceramics or hard alloy.

Further, tup at least two described in the utility model, and on position of the disk close to circumference equidistantly Setting.

Further, the material of fastening gasket described in the utility model is rubber.

The invention also discloses a kind of impact grinder, including above-mentioned turntable structure, further include feed device, Grader；The turntable structure is located in crusher body, and the feed device is located at the top of turntable structure, and grader is located at The top of crusher body.

Further, the utility model further includes gear ring, and the gear ring is arranged on crusher body inner wall, and and turntable Structure is located in same level.

The prior art is different from, above-mentioned technical proposal has the following advantages that：When U-type wear-resistant part is worn, spiral shell only need to be unclamped The U-type wear-resistant part more renewed is followed closely, and entire tup need not be replaced, it is easy to operate.It is ground in the lateral surface of only U-type wear-resistant part Damage, and impact surface can change screw and run through in tightening latch so that in use, need to only unclamp screw, U-type wear-resistant part to be moved outward Fixed position on through-hole is maintained at certain amplitude range with the distance for ensureing tup and gear ring, in the object for keeping pulverizer While expecting crushing effect, use cost is greatlyd save.

Description of the drawings

Fig. 1 is a kind of impact grinder turntable structure schematic top plan view of the present embodiment；

Fig. 2 is a kind of hammehead structure schematic diagram of impact grinder turntable structure of the present embodiment；

Fig. 3 is a kind of impact grinder main structure diagram of the present embodiment.

Reference sign：

1st, engine base；

2nd, bearing assembly；

3rd, gear ring；

4th, tup；

5th, feed inlet；

6th, draining ring；

7th, body；

8th, grader；

9th, discharge port；

10th, turntable structure；

11st, material backward channel；

12nd, interior drainage wall.

13rd, main shaft；

14th, tup bolt；141st, bolt head；142nd, tightening latch；

15th, U-type wear-resistant part；

16th, fastening gasket；

17th, screw.

Specific embodiment

For the technology contents of technical solution, construction feature, the objects and the effects are described in detail, below in conjunction with specific reality It applies example and attached drawing is coordinated to be explained in detail.

1 and Fig. 2 are please referred to, the utility model provides a kind of impact grinder turntable structure 10, the turntable structure 10 include disk and tup 4, and the center of the disk is equipped with bearing, the bearing can by conventional methods with driving device Shaft connects so that disk can be rotated around bearing so that disk can be rotated around bearing, and the tup 4 is arranged on disk Close to the position of circumference, the tup 4 includes tup bolt 14 and U-type wear-resistant part 15, and the tup bolt 14 includes bolt head 141 and bolt Bar 142 is provided through through-hole on the tightening latch 142, and tightening latch 142 is placed in the U-type groove of U-type wear-resistant part 15, and by screw 17 U-type wear-resistant part 15 and tightening latch 142 are locked across through through-hole.

In the utility model, tup bolt 14 is fixedly connected on the upper surface of disk, and welding may be used in fixed form Or bolt and nut connection, it is preferably connected using bolt and nut, this detachable connection is damaged in tup bolt 14 When be more prone to replace.In the particular embodiment, tup bolt 14 is integrally formed with tightening latch 142；Fixed tightening latch 142 with it is U-shaped During wearing piece 15, tightening latch 142 is placed in the U-type groove of U-type wear-resistant part 15, the wearing piece of the U-type groove both sides offers screw Tightening latch 142 and U-type wear-resistant part 15 are fixed together by 17 nail hole passed through, screw 17 across nail hole.As shown in Fig. 2, tightening latch 142 It is fixed with U-type wear-resistant part 15 by three screws 17, when fixing for the first time, three screws 17 both pass through runs through logical on tightening latch 142 Hole and U-type wear-resistant part 15；After the regular hour is used, if there is a degree of abrasion in the lateral surface of U-type wear-resistant part 15, and 15 impact surface of U-type wear-resistant part can also continue in use, user need to only unclamp screw 17, by U-type wear-resistant part 15 to far from hammer The direction of head bolt 14 is moved to corresponding position and is fixed, and is now placed in that tightening latch 142 is most inboard to be worn through through-hole without screw 17 It crosses fixed；By this structure, ensure that the distance of tup 4 and pulverizer gear ring 3 is maintained at certain amplitude range, keep pulverizer Crushing material effect while, greatly save use cost.If the lateral surface and impact surface of U-type wear-resistant part 15 occur larger The abrasion of degree need to only unclamp screw 17 and replace U-type wear-resistant part 15 at this time, simple to operate, save cost.

Referring to Fig. 2, in further embodiment, U-type wear-resistant part 15 described in the utility model is towards disk rotational direction For impact surface, U-type wear-resistant part 15 is locking face backwards to disk rotational direction, and the thickness of the impact surface is more than the thickness in locking face Degree.For impact surface when crushing very hard material, the impact force received is very big, situation about wearing easily occurs, therefore by impact surface Thickness setting it is thick, even if this can cause impact surface to wear, when also can guarantee that it possesses longer use Between.And it is for fixing U-type wear-resistant part 15 and tightening latch 142 that 17 end of screw is close in the face that locks, and is impacted by very hard material Power is smaller, therefore the thickness set is without too thick.

As depicted in figs. 1 and 2, in preferred embodiment, the utility model further includes fastening gasket 16, the fastening gasket 16 are set to the outside in locking face, and pass through screw 17 and locking face is clipped between fastening gasket 16 and tightening latch 142.Fastening gasket 16 are arranged on the outside in locking face so that and the locking face of U-type wear-resistant part 15 is fastened between fastening gasket 16 and tightening latch 142, Gu It is fixed more secured, and can be used for that the surface by locking face is protected not abraded by screw 17, dispersion nut is to connected piece Pressure.

It is described in the utility model to be at least three through through-hole in further embodiment.Under normal circumstances, tightening latch 142 Fixed screw is differed for 3~6 between U-type wear-resistant part 15, therefore needs setting accordingly through through-hole on tightening latch 142, in U After the lateral surface of type wearing piece 15 is worn, by the position of mobile U-type wear-resistant part 15, control screw 17 is passed through through through-hole Quantity and position, realize that the distance for ensureing tup 4 and pulverizer gear ring 3 is maintained at certain amplitude range with easier, While keeping the crushing material effect of pulverizer, to avoid the U-type wear-resistant part 15 more renewed, making for user is further saved Use cost.

In further embodiment, the material of U-type wear-resistant part 15 described in the utility model is ceramics or hard alloy.Ceramics With very high durability, the service life of U-type wear-resistant part 15 can be extended.Hard alloy have hardness is high, wear-resisting, intensity and A series of excellent performances, particularly its high rigidity and wearability such as toughness is preferable, heat-resisting, corrosion-resistant, even if in 500 DEG C of temperature It is also held essentially constant under degree, still has very high hardness at 1000 DEG C.It is new that this practicality can be not only improved using hard alloy The service life of type also can guarantee the crushing effect to hard raw material.

In further embodiment, tup 4 at least two described in the utility model, and in disk close to the position of circumference Upper spaced set.The design of multiple tups 4 not only improves crush efficiency, but also can reduce the abrasion of U-type wear-resistant part 15, The service life of tup 4 is further improved, saves use cost.As depicted in figs. 1 and 2 in embodiment, the quantity of tup 4 is Four, structure is more brief, examines the crushing effect that it reaches very good in practice.

In embodiment as shown in Figure 3, the invention also discloses a kind of impact grinder, including above-mentioned turntable Structure 10 further includes feed device, grader 8；The turntable structure 10 is located in crusher body 7, the feed device position In the top of turntable structure 10, grader 8 is located at the top of crusher body 7.In specific embodiment, the impact type crushes The body 7 of machine is fixedly mounted on engine base 1, and during crushing, material is sent to turntable structure by feed inlet, and bearing is total Turntable structure rotation is driven under the action of external motivating force into 2, by crushing material, the powder (such as wollastonite in powder) after crushing exists It is drawn onto grader 8 under the action of negative pressure is distinguished and admirable, the powder of qualified fineness is by the impeller clearance of grader 8, via discharge port 5 It flows to outside body 7 and is collected by dust collecting system, and the powder of unqualified fineness is graded 8 blade of machine and gets rid of to draining ring 6, this When high hard impurity and unqualified fineness crushing it is past in the material backward channel 11 between draining ring 6 and interior drainage wall 12 together 10 direction of turntable structure moves, and the underproof powder of fineness can be moved toward 4 direction of tup under the influence of centrifugal force, is able to Continue to crush.

In further embodiment, the utility model further includes gear ring 3, and the gear ring 3 is arranged on 7 inner wall of crusher body On, and be located in same level with turntable structure 10.High hard powder to be comminuted is dropped on turntable structure 10, powerful Centrifugal force effect under can not only be arranged on disk impact of tup 4 at circumference and crush, but also high hard powder also can be by It is thrown on gear ring 3 and is crashed or dropped into the gap between 15 lateral surface of U-type wear-resistant part and gear ring 3 by gear ring 3, in turntable knot It is crushed in gap under the rotary action of structure 10, it is therefore desirable to ensure that tup 4 and the distance of pulverizer gear ring 3 are maintained at one Fixed amplitude range, to ensure the crushing material effect of pulverizer.

The prior art is different from, above-mentioned technical proposal has the following advantages that：When U-type wear-resistant part is worn, spiral shell only need to be unclamped The U-type wear-resistant part more renewed is followed closely, and entire tup need not be replaced, it is easy to operate.It is ground in the lateral surface of only U-type wear-resistant part Damage, and impact surface can change screw and run through in tightening latch so that in use, need to only unclamp screw, U-type wear-resistant part to be moved outward Fixed position on through-hole is maintained at certain amplitude range with the distance for ensureing tup and gear ring, in the object for keeping pulverizer While expecting crushing effect, use cost is greatlyd save.

It should be noted that although the various embodiments described above have been described herein, not thereby limit The scope of patent protection of the utility model.Therefore, the innovative idea based on the utility model carries out embodiment described herein Change and modification or equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly Or above technical scheme is used in other related technical areas indirectly, it is included in the protection model of the utility model patent Within enclosing.

Claims (9)

1. a kind of impact grinder turntable structure, which is characterized in that the turntable structure includes disk and tup, the circle The center of disk is equipped with bearing, and the disk is rotated around bearing, and the tup is arranged on disk close to the position of circumference, the hammer Head includes tup bolt and U-type wear-resistant part, and the tup bolt includes bolt head and tightening latch, through-hole, bolt are provided through on the tightening latch Bar is placed in the U-type groove of U-type wear-resistant part, and is passed through by screw and U-type wear-resistant part and tightening latch lock through through-hole.

2. impact grinder turntable structure according to claim 1, which is characterized in that the U-type wear-resistant part direction Disk rotational direction is impact surface, and U-type wear-resistant part is locking face backwards to disk rotational direction, and the thickness of the impact surface is more than lock Gu the thickness in face.

3. impact grinder turntable structure according to claim 2, which is characterized in that further include fastening gasket, institute It states fastening gasket and is set to the outside in locking face, and pass through screw and locking face is clipped between fastening gasket and tightening latch.

4. impact grinder turntable structure according to claim 1, which is characterized in that described to be at least through through-hole Three.

5. impact grinder turntable structure according to claim 2, which is characterized in that the material of the U-type wear-resistant part Matter is ceramics or hard alloy.

6. impact grinder turntable structure according to claim 1, which is characterized in that the tup is at least two It is a, and the spaced set on position of the disk close to circumference.

7. impact grinder turntable structure according to claim 3, which is characterized in that the material of the fastening gasket For rubber.

8. a kind of impact grinder, which is characterized in that including claim 1-7 any one of them turntable structures, further include Feed device, grader；The turntable structure is located in crusher body, and the feed device is located at the top of turntable structure, Grader is located at the top of crusher body.

9. impact grinder according to claim 8, which is characterized in that further include gear ring, the gear ring is arranged on powder On broken machine body inner wall, and it is located in same level with turntable structure.