CN214487254U

CN214487254U - High-hardness pulverizer blade convenient to replace

Info

Publication number: CN214487254U
Application number: CN202120416436.4U
Authority: CN
Inventors: 赵攀
Original assignee: Nanjing Huaxin Machine Tool Manufacturing Co ltd
Current assignee: Nanjing Huaxin Machine Tool Manufacturing Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-10-26
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a high-hardness crusher blade convenient to replace, which comprises a blade holder and a blade body, wherein the top of the blade body is provided with an extension part, the top of the blade holder is provided with an accommodating groove, the lower part of the blade body is inserted into the accommodating groove, and the blade body and the accommodating groove are provided with fastening mechanisms; the utility model has the advantages that: through the designed fastening mechanism, the stability of the blade body inserted into the cutter holder is realized, so that the blade body and the cutter holder are fastened more quickly through bolts, when the blade body is worn and needs to be disassembled and replaced, the blade body is convenient to rapidly take down, and the blade body and the cutter holder are rapidly disassembled; through the protection machanism of design, when using the sheath, take up the sheath for the sheath covers the blade body, plays the protection when not using crushing nature blade, when needs use crushing nature blade, can pull out the sheath, thereby ensures the use of crushing nature blade.

Description

High-hardness pulverizer blade convenient to replace

Technical Field

The utility model belongs to the technical field of high rigidity rubbing crusher blade, concretely relates to high rigidity rubbing crusher blade of convenient change.

Background

The crusher blade is also called a mechanical blade, is various in variety, adopts high-quality steel, and has good sharpness and wear resistance. Forging the high-hardness crusher blade by adopting high-quality steel, wherein a vacuum quenching furnace is selected for heat treatment, the heat treatment is uniform, and the hardness of the cutter is HRC 63-65 degrees; precision is ensured by adopting various CNC processing machines, and high-quality materials and high-precision workmanship ensure that the material is free from mouth collapse and mouth rolling, impact resistance, wear resistance, strong in crushing capacity and long in service life.

The prior high-hardness crusher blade has the following defects in use:

1. the disassembly and the replacement are inconvenient, and the time consumption of the disassembly and the replacement is increased;

2. when the blade is not used, the protection to the blade is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-hardness crusher blade which is convenient to replace, so as to solve the problem of inconvenient disassembly and replacement in the background technology and increase the time consumption of disassembly and replacement; when the blade is not used, the protection problem to the blade is not facilitated.

In order to achieve the above object, the utility model provides a following technical scheme: a high-hardness crusher blade convenient to replace comprises a blade holder and a blade body, wherein the top of the blade body is provided with an extending part, the top of the cutter holder is provided with a containing groove, the lower part of the blade body is inserted into the containing groove, the blade body and the containing groove are provided with fastening mechanisms, the fastening mechanism comprises a clamping groove, a clamping block, a fixing groove, a spring, a sliding rail and a sliding block, the outer side surface of the embedded end of the blade body is provided with the symmetrically distributed clamping groove, the inner side surface of the containing groove is provided with symmetrically distributed fixing grooves, one end of the clamping block is embedded into the fixing groove, the other end of the clamping block extends out of the fixing groove and is clamped with the clamping groove, one end of the spring is connected with the end face of the embedded end of the clamping block, the other end of the spring is connected with the bottom of the fixed groove, the inside of fixed slot installs the slide rail of symmetric distribution, be provided with on the fixture block with slide rail assorted slider.

Preferably, the slide rail is of a U-shaped structure, and the slide block is of a cuboid structure.

Preferably, the end face of the extending end of the clamping block is hemispherical, and the clamping groove is an arc-shaped groove.

Preferably, the surface of the blade body is provided with first fixing holes which are symmetrically distributed, and the surface of the tool apron is provided with second fixing holes which are matched with the first fixing holes.

Preferably, the front surface of the blade body is provided with a plurality of through holes; a guard mechanism is also included.

Preferably, the protection mechanism comprises a sheath and a placing opening, the placing opening is formed in the surface of the sheath, and the sheath is sleeved on the outer side of the blade body and abuts against the blade holder.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) through the designed fastening mechanism, the stability of the blade body inserted into the cutter holder is realized, so that the blade body and the cutter holder are fastened more quickly through bolts, when the blade body is worn and needs to be disassembled and replaced, the blade body is convenient to rapidly take down, and the blade body and the cutter holder are rapidly disassembled;

(2) through the protection machanism of design, when using the sheath, take up the sheath for the sheath covers the blade body, plays the protection when not using crushing nature blade, when needs use crushing nature blade, can pull out the sheath, thereby ensures the use of crushing nature blade.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connecting cross-sectional structure of the blade and the blade holder of the present invention;

FIG. 3 is a side view of the blade of the present invention;

fig. 4 is an enlarged schematic structural view of the G region in fig. 2 according to the present invention;

FIG. 5 is a schematic view of a three-dimensional structure of the sheath of the present invention;

in the figure: 1. a tool apron; 2. perforating; 3. a sheath; 4. a protruding portion; 5. a blade body; 6. a first fixing hole; 7. a containing groove; 8. a card slot; 9. a clamping block; 10. fixing grooves; 11. a spring; 12. a slide rail; 13. a slider; 14. the mouth is placed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: a high-hardness pulverizer blade convenient to replace comprises a blade holder 1 and a blade body 5, wherein the top of the blade body 5 is provided with an extending part 4, the top of the blade holder 1 is provided with a containing groove 7, the lower part of the blade body 5 is inserted into the containing groove 7, the blade body 5 and the containing groove 7 are provided with fastening mechanisms, each fastening mechanism comprises a clamping groove 8, a clamping block 9, a fixing groove 10, a spring 11, a sliding rail 12 and a sliding block 13, the outer side surface of the embedding end of the blade body 5 is provided with the symmetrically distributed clamping grooves 8, the inner side surface of the containing groove 7 is provided with the symmetrically distributed fixing grooves 10, one end of the clamping block 9 is embedded into the fixing groove 10, the other end of the clamping block 9 extends out of the fixing groove 10 and is clamped with the clamping groove 8, one end of the spring 11 is connected with the end surface of the embedding end of the clamping block 9, the other end of the spring is connected with the bottom of the fixing groove 10, the sliding rail 12 is symmetrically distributed in the fixing groove 10, the clamping block 9 is provided with the sliding block 13 matched with the sliding rail 12, when the blade body 5 is connected with the blade holder 1, the blade body 5 is taken up, the blade body 5 is inserted into the accommodating groove 7 of the blade holder 1, when the blade body 5 is inserted, the clamping block 9 is pressed, the spring 11 is compressed by the clamping block 9, and the sliding block 13 on the clamping block 9 slides along the sliding rail 12, the spring 11 has the resetting effect after being pressed, the reset spring 11 drives the clamping block 9 to be clamped in the clamping groove 8 arranged on the outer side surface of the embedded end of the blade body 5, so that the stability of the blade body 5 inserted into the blade holder 1 is realized, thereby the blade body 5 and the blade seat 1 can be fastened more quickly through the bolt, when the blade body 5 is worn and needs to be disassembled and replaced, the bolt is taken down, the blade body 5 is pulled up, the clamping block 9 is pressed when the blade body 5 is pulled up, the clamping block 9 is pressed to compress the spring 11, thereby taking off the blade body 5 fast, realized the quick dismantlement of blade body 5 and blade holder 1.

In this embodiment, preferably, the slide rail 12 is a "U" shaped structure, and the slider 13 is a rectangular parallelepiped structure, so that the slider 13 can slide along the "U" shaped slide rail 12, thereby increasing the guiding of the fixture block 9 during movement.

In this embodiment, preferably, the end surface of the extending end of the clamping block 9 is hemispherical, and the clamping groove 8 is an arc-shaped groove, so that the clamping of the clamping block 9 and the clamping groove 8 is facilitated.

In this embodiment, preferably, the first fixing holes 6 that are symmetrically distributed are provided on the surface of the blade body 5, and the second fixing holes that are matched with the first fixing holes 6 are provided on the surface of the blade holder 1, so that the blade body 5 and the blade holder 1 can be stably mounted by passing through the first fixing holes 6 and the second fixing holes through bolts.

In this embodiment, preferably, the front surface of the blade body 5 is provided with a plurality of through holes 2; still include protection machanism, and protection machanism include sheath 3 and place a mouthful 14, and the surface of sheath 3 has been seted up and has been placed a

mouthful

14, and 3 covers the outside of locating blade body 5 of sheath, and offset with blade holder 1, when using sheath 3, take up sheath 3 for sheath 3 covers blade body 5, plays the protection when not using crushing blade, when needs use crushing blade, can pull out sheath 3, thereby ensures the use of crushing blade.

The utility model discloses a theory of operation and use flow: when the blade body 5 is connected with the tool apron 1, the blade body 5 is taken up, the blade body 5 is inserted into the accommodating groove 7 of the tool apron 1, when the blade body 5 is inserted, the clamping block 9 is pressed to compress the spring 11, and the sliding block 13 on the clamping block 9 slides along the sliding rail 12, the spring 11 has a resetting effect after being pressed, the reset spring 11 drives the clamping block 9 to be clamped in the clamping groove 8 formed in the outer side surface of the embedding end of the blade body 5, the stability of the blade body 5 inserted into the tool apron 1 is realized, so that the blade body 5 and the tool apron 1 are fastened more quickly by the bolts penetrating through the first fixing hole 6 and the second fixing hole, when the blade body 5 is worn and needs to be disassembled and replaced, the bolts are taken down, the blade body 5 is pulled up, the clamping block 9 is pressed when the blade body 5 is pulled up, the clamping block 9 is pressed to compress the spring 11, and the blade body 5 is taken down quickly, the rapid disassembly of the blade body 5 and the blade holder 1 is realized;

when the sheath 3 is used, the sheath 3 is taken up, so that the blade body 5 is covered by the sheath 3, the protection to the crushing blade when the crushing blade is not used is realized, and when the crushing blade is required to be used, the sheath 3 can be pulled out, so that the crushing blade is ensured to be used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a convenient high rigidity rubbing crusher blade of changing, includes blade holder (1), blade body (5), the top of blade body (5) is provided with extension (4), its characterized in that: the cutter holder is characterized in that a containing groove (7) is formed in the top of the cutter holder (1), the lower portion of the blade body (5) is inserted into the containing groove (7), fastening mechanisms are arranged on the blade body (5) and the containing groove (7), each fastening mechanism comprises a clamping groove (8), a clamping block (9), a fixing groove (10), a spring (11), a sliding rail (12) and a sliding block (13), the clamping grooves (8) which are symmetrically distributed are formed in the outer side face of the embedding end of the blade body (5), the fixing grooves (10) which are symmetrically distributed are formed in the inner side face of the containing groove (7), one end of each clamping block (9) is embedded into the fixing groove (10), the other end of each clamping block extends out of the fixing groove (10) and is clamped with the clamping groove (8), one end of each spring (11) is connected with the end face of the embedding end of each clamping block (9), the other end of each clamping groove is connected with the groove bottom of the fixing groove (10), the sliding rails (12) which are symmetrically distributed are installed inside the fixing grooves (10), and a sliding block (13) matched with the sliding rail (12) is arranged on the clamping block (9).

2. The easy to replace high hardness shredder blade according to claim 1, further comprising: the slide rail (12) is of a U-shaped structure, and the slide block (13) is of a cuboid structure.

3. The easy to replace high hardness shredder blade according to claim 1, further comprising: the end face of the extending end of the clamping block (9) is hemispherical, and the clamping groove (8) is an arc-shaped groove.

4. The easy to replace high hardness shredder blade according to claim 1, further comprising: the surface of the blade body (5) is provided with first fixing holes (6) which are symmetrically distributed, and the surface of the tool apron (1) is provided with second fixing holes matched with the first fixing holes (6).

5. The easy to replace high hardness shredder blade according to claim 1, further comprising: the front surface of the blade body (5) is provided with a plurality of through holes (2); a guard mechanism is also included.

6. The easy to replace high hardness shredder blade according to claim 5, wherein: the protection mechanism comprises a protective sleeve (3) and a placing opening (14), the placing opening (14) is formed in the surface of the protective sleeve (3), and the protective sleeve (3) is sleeved on the outer side of the blade body (5) and abuts against the cutter holder (1).