CN211246767U - Double-wedge-face locking device and impact crusher with same - Google Patents
Double-wedge-face locking device and impact crusher with same Download PDFInfo
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- CN211246767U CN211246767U CN201922148547.7U CN201922148547U CN211246767U CN 211246767 U CN211246767 U CN 211246767U CN 201922148547 U CN201922148547 U CN 201922148547U CN 211246767 U CN211246767 U CN 211246767U
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Abstract
The utility model provides a two wedge face locking device and impact crusher who has it, two wedge face locking device include: the two first locking blocks are oppositely arranged at intervals; at least one part of the cushion block is arranged between the two first locking blocks and is connected with one ends of the two first locking blocks, and the other part of the cushion block is arranged on the bottom wall of the mounting groove; at least one part of the second locking block is arranged between the two first locking blocks and is connected with the other ends of the two first locking blocks, one side of the second locking block, which faces the board hammer, is formed into a first wedge-shaped surface, one side of the second locking block, which is back to the board hammer, is formed into a second wedge-shaped surface, the first wedge-shaped surface is stopped against the board hammer to compress the board hammer, and the second wedge-shaped surface is stopped against the side wall of the mounting groove; and the fasteners are connected with the two first locking blocks to clamp the cushion block and the second locking block. According to the utility model discloses double-wedge face locking device is convenient for fix the board hammer to it is fixed effectual.
Description
Technical Field
The utility model relates to an engineering machine tool technical field especially relates to a two wedge face locking device and impact crusher who has it.
Background
The impact crusher is a crushing machine which can crush materials by utilizing impact energy, a plate hammer used for striking the crushed materials is installed on a rotor of the impact crusher, the plate hammer in the prior art is generally a rectangular block, the thickness of a striking material end and a mounting end is the same, the striking strength is low, the crushing effect is poor, and meanwhile, the plate hammer is easy to loosen and difficult to fix and replace.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of above-mentioned technical problem at least.
Therefore, the utility model provides a double-wedge face locking device, this double-wedge face locking device simple structure can fasten the board hammer, is convenient for change.
The utility model discloses still provide an impact crusher.
According to the utility model discloses double-wedge face locking device of first aspect embodiment can be used for fixed breaker's board hammer and rotor, the rotor includes a plurality of rotor pieces along its axial spaced apart distribution, every be equipped with a plurality of mounting grooves along its circumference spaced apart distribution on the rotor piece respectively, the board hammer is established in the mounting groove, double-wedge face locking device establishes the board hammer with in order to fix between the mounting groove the board hammer, double-wedge face locking device includes: the two first locking blocks are oppositely arranged at intervals; at least one part of the cushion block is arranged between the two first locking blocks and is connected with one ends of the two first locking blocks, and the other part of the cushion block is arranged on the bottom wall of the mounting groove; at least one part of the second locking block is arranged between the two first locking blocks and is connected with the other ends of the two first locking blocks, a first wedge-shaped surface is formed on one side, facing the board hammer, of the second locking block, a second wedge-shaped surface is formed on one side, facing away from the board hammer, of the second locking block, the first wedge-shaped surface abuts against the board hammer to press the board hammer, and the second wedge-shaped surface abuts against the side wall of the mounting groove; and the fasteners are connected with the two first locking blocks to clamp the cushion block and the second locking block.
According to the utility model discloses two wedge locking device, through establishing cushion and second latch segment respectively between two first latch segments, the both sides of second latch segment form respectively to the wedge in order to end flat hammer and mounting groove, this two wedge locking device simple structure not only, the fixed flat hammer of being convenient for, fixed effectual, the convenient change flat hammer moreover.
According to the utility model discloses two wedge locking device can also have following additional technical characterstic:
according to an embodiment of the present invention, two of the first locking blocks are respectively provided with a mounting hole penetrating along a thickness direction thereof, and the fastener passes through two of the mounting holes to fix the first locking blocks.
According to an embodiment of the present invention, the first locking piece is formed in a trapezoidal shape in cross section, and top surfaces of the two first locking pieces are disposed opposite to each other.
According to an embodiment of the utility model, the both sides of cushion are equipped with respectively with two the first fitting surface that corresponds with the inclined plane of the one end of first locking piece, first fitting surface end is to the inclined plane of the one end of first locking piece.
According to an embodiment of the present invention, one end of the second locking block is provided with a second mating surface corresponding to the inclined surfaces of the other ends of the two first locking blocks, and the second mating surface abuts against the inclined surface of the other end of the first locking block.
According to an embodiment of the present invention, the first wedge surface is formed as an inclined surface that extends from the other end of the second locking block to one end thereof gradually and obliquely toward the direction of the board hammer, and the second wedge surface is formed as an inclined surface that extends in the direction opposite to the extending direction of the first wedge surface.
According to an embodiment of the present invention, the thickness of the second locking piece in the direction toward the board hammer is larger than the thickness of the first locking piece.
According to an embodiment of the present invention, the first locking piece, the spacer and the second locking piece are respectively formed as iron pieces.
The impact crusher according to the second aspect of the present invention comprises the double wedge locking device of the above embodiments.
Drawings
Fig. 1 is a schematic structural view of a double wedge locking device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a double wedge locking device installed in a reaction crusher according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of fig. 2.
Reference numerals:
a crushing assembly 400; a rotor 410; the rotor sheet 411; a plate hammer 420; a bottom wall 421; a first sidewall 422; a second sidewall 423; a positioning groove 424; a locking block 430;
a double wedge locking device 500; a first locking block 510; a spacer block 520; a second locking block 530; a fastener 540.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following first describes the double wedge surface locking device 500 according to an embodiment of the present invention in detail with reference to the drawings.
As shown in fig. 1 to 3, according to the utility model discloses a double-wedge locking device 500, can be used for fixed crusher's flat hammer 420 and rotor 410, rotor 410 includes a plurality of rotor pieces 411 along its axial spaced apart distribution, be equipped with a plurality of mounting grooves along its circumference spaced apart distribution on every rotor piece 411 respectively, flat hammer 420 establishes in the mounting groove, double-wedge locking device 500 establishes between flat hammer 420 and mounting groove with fixed flat hammer 420, double-wedge locking device 500 includes two first locking piece 510, cushion 520, second locking piece 530 and fastener 540.
Specifically, the two first locking blocks 510 are oppositely arranged at intervals, at least one part of the cushion block 520 is arranged between the two first locking blocks 510 and connected with one ends of the two first locking blocks 510, the other part of the cushion block 520 is arranged on the bottom wall of the mounting groove, at least one part of the second locking block 530 is arranged between the two first locking blocks 510 and connected with the other ends of the two first locking blocks 510, one side of the second locking block 530 facing the board hammer 420 is formed into a first wedge-shaped surface, one side of the second locking block 530 facing away from the board hammer 420 is formed into a second wedge-shaped surface, the first wedge-shaped surface abuts against the board hammer 420 to press the board hammer 420, the second wedge-shaped surface abuts against the side wall of the mounting groove, and the fastener 540 is connected with the two first locking blocks 510 to clamp the cushion block 520 and the second locking block 530.
It should be noted that the crushing assembly 400 mainly comprises a rotor 410 and a plurality of plate hammers 420, wherein the rotor 410 is sleeved on a rotating shaft and can rotate around the rotating shaft, a plurality of mounting grooves are formed in the rotor 410, the plate hammers 420 are respectively arranged in the mounting grooves, one end of each plate hammer 420 is connected with the mounting groove, the other end of each plate hammer 420 protrudes out of the mounting groove to strike materials, the thickness of the other end of each plate hammer 420 is larger than that of one end of each plate hammer 420 to facilitate force application, the unlike structure of each plate hammer 420 can resist wear for a long time, and the replacement period of each plate hammer 420 is shortened.
The mounting groove is formed substantially as a strip-shaped groove, three surfaces of the mounting groove are a bottom wall 421, a first side wall 422 and a second side wall 423, wherein the first side wall 422 and the second side wall 423 are oppositely arranged, the bottom wall 421 is arranged between the first side wall 422 and the second side wall 423, the crushing assembly 400 comprises a locking block 430 and a double-wedge locking device 500, the locking block 430 is arranged between the first side wall 422 and the plate hammer 420 to fix one side of the plate hammer 420, the double-wedge locking device 500 is arranged between the second side wall 423 and the plate hammer 420 to fix the other side of the plate hammer 420, and therefore, the plate hammer 420 is fixed by the locking block 430 and the double-wedge locking device 500 respectively arranged in the mounting groove at two sides of the plate hammer 420, the plate hammer 420 is limited to move along the circumferential direction of the rotating shaft, and the structure is stable.
Further, the double wedge locking device 500 fixes the board hammer 420 in the installation groove to prevent the board hammer 420 from shaking in the installation groove, the double wedge locking device 500 mainly comprises two first locking blocks 510, a cushion block 520, a second locking block 530 and a fastening member 540, the two first locking blocks 510 are oppositely arranged at intervals, the cushion block 520 and the second locking block 530 are respectively arranged at two ends of the two first locking blocks 510, the fastening member 540 is connected with the two first locking blocks 510 to clamp the cushion block 520 and the second fastening member 540, one end of the cushion block 520 is inserted between the two first locking blocks 510, the other end is placed or fixed in the installation groove, one end of the second locking block 530 is inserted between the two first locking blocks 510, the other end is used for fixing the board hammer 420 and the rotor sheet 411, specifically, the two sides of the second locking block 530 are respectively formed into a first wedge surface and a second wedge surface, the first wedge surface is matched with one side of the board hammer 420 in shape to prevent the board hammer 420 from abutting against the board hammer 420, the shape of the second wedge surface is matched with that of the second side wall 423 of the mounting groove to prevent the second side wall 423 of the mounting groove from being abutted, and the second locking device can limit the plate hammer 420 to swing in the mounting groove, so that the plate hammer 420 is more stably mounted.
Therefore, according to the utility model discloses double-wedge locking device 500, through establishing cushion 520 and second latch segment 530 respectively between two first latch segments 510, the both sides of second latch segment 530 form respectively to the wedge face in order to end to board hammer 420 and mounting groove, and this double-wedge locking device 500 is simple structure not only, is convenient for fix board hammer 420, conveniently changes board hammer 420 moreover.
According to some embodiments of the present invention, two first locking blocks 510 are respectively provided with a mounting hole penetrating along the thickness direction thereof, and the fastener 540 passes through the two mounting holes to fix the first locking blocks 510. Specifically, the fastening member 540 may be a bolt and a nut, one end of the bolt passes through two mounting holes and is fastened by the nut, and this coupling structure is easy to mount and dismount.
Preferably, the cross section of the first locking block 510 is formed in a trapezoid shape, and the top surfaces of the two first locking blocks 510 are opposite to each other, that is, the length of the opposite surfaces of the two first locking blocks 510 is smaller than that of the opposite surfaces thereof and is in a transition with an inclination, so that both ends thereof clamp the second locking block 530 and the spacer 520.
According to the utility model discloses an embodiment, the both sides of cushion 520 are equipped with the first fitting surface corresponding with the inclined plane of the one end of two first locking pieces 510 respectively, and the inclined plane of the one end of first locking piece 510 is stopped to the first fitting surface.
According to the present invention, the one end of the second locking block 530 is provided with a second fitting surface corresponding to the inclined surface of the other end of the two first locking blocks 510, and the second fitting surface abuts against the inclined surface of the other end of the first locking blocks 510. Specifically, the second mating surface is disposed obliquely, the second mating surface is matched with the structure at the other end of the first locking block 510, and the connection structure is stable.
Alternatively, the first wedge surface is formed as a slope extending from the other end of the second locking block 530 to one end thereof gradually and obliquely toward the direction of the board hammer 420, and the second wedge surface is formed as a slope opposite to the extending direction of the first wedge surface, and further, the thickness of the second locking block 530 in the direction of the board hammer 420 is greater than that of the first locking block 510.
That is, the second locking block 530 is obliquely disposed in the mounting groove, one end of the second locking block 530 is sandwiched between the two first locking blocks 510 toward the other end of the hammer plate 420, the thickness of the end of the second locking block 530, which is engaged with the two first locking blocks 510, is smaller than that of the other end, and the opposite surfaces of the second locking block 530 and the first locking blocks 510 are engaged with each other.
In an embodiment of the present invention, the first locking block 510, the spacer 520 and the second locking block 530 are respectively formed as an iron block, which has high strength and low cost.
According to the utility model discloses double-wedge locking device 500 through establishing cushion 520 and second latch segment 530 respectively between two first latch segments 510, and the both sides of second latch segment 530 form the wedge respectively in order to end to board hammer 420 and mounting groove, and this double-wedge locking device 500 is simple structure not only, is convenient for fix board hammer 420, conveniently changes board hammer 420 moreover.
According to the utility model discloses the impact crusher includes according to the double wedge face locking device 500 of above-mentioned embodiment, because according to the utility model discloses the double wedge face locking device 500 of above-mentioned embodiment has above-mentioned technological effect, consequently, according to the utility model discloses the impact crusher also has corresponding technological effect and is convenient for fixed board hammer 420, conveniently changes board hammer 420 moreover.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A double-wedge locking device can be used for fixing a plate hammer and a rotor of a crusher, the rotor comprises a plurality of rotor sheets which are distributed at intervals along the axial direction of the rotor sheets, each rotor sheet is provided with a plurality of mounting grooves which are distributed at intervals along the circumferential direction of the rotor sheet, the plate hammer is arranged in each mounting groove, the double-wedge locking device is arranged between the plate hammer and the mounting grooves to fix the plate hammer, and the double-wedge locking device is characterized by comprising:
the two first locking blocks are oppositely arranged at intervals;
at least one part of the cushion block is arranged between the two first locking blocks and is connected with one ends of the two first locking blocks, and the other part of the cushion block is arranged on the bottom wall of the mounting groove;
at least one part of the second locking block is arranged between the two first locking blocks and is connected with the other ends of the two first locking blocks, a first wedge-shaped surface is formed on one side, facing the board hammer, of the second locking block, a second wedge-shaped surface is formed on one side, facing away from the board hammer, of the second locking block, the first wedge-shaped surface abuts against the board hammer to press the board hammer, and the second wedge-shaped surface abuts against the side wall of the mounting groove;
and the fasteners are connected with the two first locking blocks to clamp the cushion block and the second locking block.
2. The dual wedge locking device of claim 1 wherein said two first locking blocks each have a mounting hole extending therethrough in the thickness direction thereof, and said fastener passes through said two mounting holes to secure said first locking blocks.
3. The dual wedge locking device of claim 1 wherein said first locking piece is trapezoidal in cross section, with the top surfaces of two of said first locking pieces being disposed opposite each other.
4. The dual wedge locking device of claim 3 wherein each side of the spacer block is provided with a first mating surface corresponding to the bevel of one end of each of the two first locking blocks, the first mating surface abutting against the bevel of one end of each of the first locking blocks.
5. The dual wedge locking device of claim 3 wherein one end of the second locking piece has a second mating surface corresponding to the bevel of the other end of the two first locking pieces, the second mating surface abutting the bevel of the other end of the first locking piece.
6. The double wedge locking device of claim 5 wherein the first wedge surface is formed as a slope extending from the other end of the second locking block toward one end thereof in a direction gradually inclined toward the hammer plate, and the second wedge surface is formed as a slope extending in a direction opposite to the direction in which the first wedge surface extends.
7. The dual wedge locking device of claim 5 wherein the thickness of the second locking block in the direction toward the board hammer is greater than the thickness of the first locking block.
8. The dual wedge locking device of claim 1 wherein said first locking block, said spacer block and said second locking block are each formed as an iron block.
9. A impact crusher comprising a double wedge locking device according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148547.7U CN211246767U (en) | 2019-12-04 | 2019-12-04 | Double-wedge-face locking device and impact crusher with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148547.7U CN211246767U (en) | 2019-12-04 | 2019-12-04 | Double-wedge-face locking device and impact crusher with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211246767U true CN211246767U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922148547.7U Active CN211246767U (en) | 2019-12-04 | 2019-12-04 | Double-wedge-face locking device and impact crusher with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211246767U (en) |
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2019
- 2019-12-04 CN CN201922148547.7U patent/CN211246767U/en active Active
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