CN218281951U

CN218281951U - Split type toothed plate for double-roller crusher

Info

Publication number: CN218281951U
Application number: CN202221623629.8U
Authority: CN
Inventors: 胡照锔; 毛鹏程
Original assignee: Zhejiang Baotong Construction Machinery Co ltd
Current assignee: Zhejiang Baotong Construction Machinery Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2023-01-13
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a split-type toothed plate for a double-roller crusher, which has the key points of the technical proposal that the split-type toothed plate comprises a bottom plate and a plurality of split-type teeth arranged on the bottom plate; the split teeth comprise bases integrally arranged on the bottom plate; the base is detachably provided with a split-type tooth head; a hard alloy head is arranged on the split type gear head; the end part of the split-type gear head is provided with a screw rod penetrating through the base; the screw penetrates through the base and is in threaded connection with the nut; the base is provided with a notch matched with the split type tooth head and a limiting opening matched with the nut; a through hole is arranged between the limiting opening and the notch; the screw rod penetrates through the through hole; a plurality of reinforcing ribs are arranged on the bottom plate; the base is integrally arranged on the reinforcing rib; the bottom plate is provided with a plurality of countersunk connecting holes; the utility model discloses have through the assembly cooperation, thereby can dismantle and change convenient wear-resisting beneficial effect at any time.

Description

Split type toothed plate for double-roller crusher

Technical Field

The utility model relates to a breaker field, more specifically says that it relates to a split type pinion rack for double roll crusher.

Background

Breaker equipment is as the main power equipment of mine exploitation, mainly carries out the breakage to the building stones of not uniform size, and breaker equipment mainly has jaw breaker, counterattack formula breaker, impact crusher, ring hammer crusher and cone crusher, to equipment such as roll crusher, the background of this practicality is that the adoption explains as basic breaker to roll crusher.

The double-roller crusher is suitable for crushing medium and high hardness materials in the industrial departments of metallurgy, building materials, refractory materials and the like. The series of double-roller type crushers mainly comprise rollers, roller supporting bearings, pressing and adjusting devices, driving devices and the like. Adjusting the discharged particle size: a wedge or gasket adjusting device is arranged between the two rollers, an adjusting bolt is arranged at the top end of the wedge device, and when the wedge block is pulled upwards by the adjusting bolt, the movable roller is ejected away from the fixed roller by the wedge block.

The toothed plate used by the existing double-roller crusher is integrally cast and integrated, and is complex in process, not wear-resistant and inconvenient to replace after being subjected to heat treatment.

Disclosure of Invention

Not enough to prior art exists, the utility model provides a split type pinion rack is used to double roll crusher has through the assembly cooperation, thereby can dismantle and change at any time, convenient wear-resisting beneficial effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a two roller crusher are with split type pinion rack which characterized in that: comprises a bottom plate and a plurality of split teeth arranged on the bottom plate; the split teeth comprise bases integrally arranged on the bottom plate; the base is detachably provided with a split-type tooth head; a hard alloy head is arranged on the split type gear head; the split type gear head is provided with a screw rod penetrating through the base; the screw rod penetrates through the base and is in threaded connection with the nut.

The utility model discloses further set up to: the base is provided with a notch matched with the split type tooth head and a limiting opening matched with the nut; a through hole is arranged between the limiting opening and the notch; the screw rod passes through the through hole.

The utility model discloses further set up to: the bottom plate is provided with a plurality of reinforcing ribs; the base is integrally arranged on the reinforcing rib; the bottom plate is provided with a plurality of countersunk connecting holes.

The utility model discloses further set up to: the hard alloy head faces to the rotating direction of the bottom plate; the cemented carbide head includes a first crushing surface and a second crushing surface; the included angle between the first crushing surface and the second crushing surface is an obtuse angle and extends in an inclined mode towards the reinforcing rib, and the included angle between the extending line and the reinforcing rib is an acute angle.

The utility model discloses further set up to: the top of the hard alloy head extends in an inclined way towards the direction of the matching port to form a top inclined plane; the base is provided with an inclined extending surface; the limiting opening is arranged on the extending surface.

To sum up, the utility model discloses following beneficial effect has: through the setting of split type tooth head, can be after split type tooth head is worn and torn, rotate the nut, take off the nut from the screw rod, the screw rod is because peg graft with the through-hole activity, consequently, when the nut back of taking off, the split type tooth head that the screw rod and be connected with the screw rod can realize breaking away from with the base to change split type tooth head, improve whole life, have through the assembly cooperation, thereby can dismantle and change at any time, convenient wear-resisting beneficial effect.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural view of the split tooth head of the present embodiment;

fig. 4 is a structural schematic diagram of the split-type tooth head in the embodiment.

Reference numerals are as follows: 1. a base plate; 2. split teeth; 3. a base; 4. a split-type tooth head; 5. a cemented carbide tip; 6. a screw; 7. a nut; 8. a notch; 9. a limiting port; 10. a through hole; 11. a side surface; 12. a bottom surface; 13. reinforcing ribs; 14. countersunk connecting holes; 15. a first crushing surface; 16. a second crushing surface; 17. a top inclined surface; 18. an extension plane.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses split type pinion rack for double roller crusher, as shown in fig. 1 to 4, thereby has through the assembly cooperation, can dismantle and change at any time, convenient wear-resisting beneficial effect. Comprises a bottom plate 1 and a plurality of split teeth 2 arranged on the bottom plate 1; the split teeth 2 comprise bases 3 integrally arranged on the bottom plate 1; the base 3 is detachably provided with a split-type tooth head 4; a hard alloy head 5 is arranged on the split type gear head 4; the split-type gear head 4 is provided with a screw rod 6 penetrating through the base 3; the screw rod 6 penetrates through the base 3 and is in threaded connection with the nut 7.

The screw 6 can be integrally arranged with the split-type tooth head 4, or can be in a threaded connection mode, preferably integrally arranged, and the split-type tooth head 4 connected with the screw 6 is connected through the threaded connection between the nut 7 and the screw 6; the split-type gear head 4 and the hard alloy head 5 are connected integrally, and the hard alloy head 5 is made of hard alloy and has wear-resisting property.

The base 3 is provided with a notch 8 matched with the split-type gear head 4 and a limiting port 9 matched with the nut 7; a through hole 10 is arranged between the limiting opening 9 and the notch 8; the screw 6 movably passes through the through hole 10.

The notch 8 is provided with a side surface 11 and a bottom surface 12, the through hole 10 is formed in the side surface 11, the middle of the screw rod 6 can be smoothly arranged in the specific arrangement process, threads are arranged at the end part of the screw rod 6 and matched with the nut 7, the middle of the screw rod 6 can be in transition fit with the through hole, and when external force is applied, the screw rod 6 is separated from the through hole 10.

The bottom plate 1 is provided with a plurality of reinforcing ribs 13; the base 3 is integrally arranged on the reinforcing ribs 13; the bottom plate 1 is provided with a plurality of countersunk connecting holes 14.

The reinforcement 13 serves as reinforcement and the countersunk attachment holes 14 are used to attach the bottom plate 1 to the crusher.

The hard alloy head 5 faces to the rotating direction of the bottom plate 1; the cemented carbide tip 5 comprises a first crushing surface 15 and a second crushing surface 16; the included angle between the first crushing surface 15 and the second crushing surface 16 is an obtuse angle, and extends obliquely towards the direction of the reinforcing rib 13, and the included angle between the extension line and the reinforcing rib 13 is an acute angle.

The arrangement of the crushing surface and the top inclined surface 17 can facilitate the crushing of the hard alloy head 5 on the object.

The top of the hard alloy head 5 extends obliquely towards the direction of the matching port to form a top inclined surface 17; the base 3 is provided with an inclined extension face 18; the limiting opening 9 is arranged on the extending surface 18.

Has the advantages that: through the setting of split type tooth head 4, can be after split type tooth head 4 is worn and torn, rotate nut 7, take off nut 7 from screw rod 6, screw rod 6 is because pegging graft with through-hole 10 activity, consequently, when nut 7 takes off the back, the split type tooth head 4 that screw rod 6 and be connected with screw rod 6 can realize breaking away from with base 3 to change split type tooth head 4, improve whole life, have through the assembly cooperation, thereby can dismantle and change at any time, convenient wear-resisting beneficial effect.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a split type pinion rack for double roll crusher which characterized in that: comprises a bottom plate (1) and a plurality of split teeth (2) arranged on the bottom plate (1); the split teeth (2) comprise bases (3) integrally arranged on the bottom plate (1); the base (3) is detachably provided with a split-type gear head (4); a hard alloy head (5) is arranged on the split type gear head (4); the split-type gear head (4) is provided with a screw (6) penetrating through the base (3); the screw (6) penetrates through the base (3) and is in threaded connection with the nut (7).

2. The split tooth plate for a twin roller crusher according to claim 1, wherein: a notch (8) matched with the split-type gear head (4) and a limiting opening (9) matched with the nut (7) are formed in the base (3); a through hole (10) is arranged between the limiting opening (9) and the notch (8); the screw (6) penetrates through the through hole (10).

3. The split-type toothed plate for a twin-roll crusher according to claim 2, wherein: a plurality of reinforcing ribs (13) are arranged on the bottom plate (1); the base (3) is integrally arranged on the reinforcing rib (13); the bottom plate (1) is provided with a plurality of countersunk connecting holes (14).

4. A split tooth plate for a twin roller crusher according to claim 3, wherein: the hard alloy head (5) faces to the rotating direction of the bottom plate (1); the cemented carbide head (5) comprising a first crushing surface (15) and a second crushing surface (16); the included angle between the first crushing surface (15) and the second crushing surface (16) is an obtuse angle and extends obliquely towards the reinforcing rib (13), and the included angle between the extension line and the reinforcing rib (13) is an acute angle.

5. The split tooth plate for a twin roller crusher according to claim 4, wherein: the top of the hard alloy head (5) extends towards the direction of the matching port in an inclined way to form a top inclined surface (17); the base (3) is provided with an inclined extension surface (18); the limiting opening (9) is arranged on the extending surface (18).