CN216948506U

CN216948506U - Wedge type replaceable scarifier

Info

Publication number: CN216948506U
Application number: CN202220680428.5U
Authority: CN
Inventors: 吕波; 何川; 贺伟
Original assignee: Chengdu Zhongduo Intelligent Technology Co ltd
Current assignee: Chengdu Zhongduo Intelligent Technology Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-12
Anticipated expiration: 2032-03-28

Abstract

The application provides a wedge type interchangeable agitator, includes: the cutting board and a pair of curb plates that the interval set up, one end between the curb plate is equipped with the card strip, and the other end is equipped with the voussoir. The cutting board is arranged between the side plates, one side of the cutting board is in contact with the wedge block and used for wedging the cutting board, and the other side of the cutting board is provided with a clamping groove which is connected with the clamping strip. The cutting board is fastened and installed in a wedge-caulking mode, so that the cutting board is replaced more quickly.

Description

Wedge type replaceable scarifier

Technical Field

The utility model belongs to the field of engineering machinery parts, and particularly relates to a wedge type replaceable scarifier.

Background

Ripper is often used for rock and ground breakage, and because of the large impact force that bears, the phenomenon of splitting or breaking often takes place for the cutting board of ripper. Therefore, in order to shorten the repair time of the ripper, most rippers design the blades to be detachable. The ripper of current removable blade structure mainly utilizes the round pin axle to fix the cutting board. Because the pin shaft bears larger static pressure and impact force in the using process, the cross section of the pin shaft is easy to deform, the pin shaft is difficult to assemble and take, and finally the replacement process of the cutting board is complicated.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a wedge type replaceable scarifier, which is characterized in that a wedge is tightly wedged to fasten and install a cutter plate, and the cutter plate can be easily disassembled and assembled even if the wedge deforms after being worn, so that the cutter plate is more quickly replaced.

In order to realize the purpose of the utility model, the following scheme is adopted:

a wedge type interchangeable ripper comprising: the cutting board and a pair of curb plates that the interval set up, one end between the curb plate is equipped with the card strip, and the other end is equipped with the voussoir.

The cutting board is arranged between the side plates, one side of the cutting board is in contact with the wedge block and used for wedging the cutting board, and the other side of the cutting board is provided with a clamping groove which is connected with the clamping strip.

Further, the one end that corresponds the card strip between the curb plate is equipped with the backup pad, and the both ends of backup pad are connected respectively in the curb plate of both sides, and the spacing groove has been seted up towards one side of card strip to the backup pad for the installation card strip.

Furthermore, at least one block of abutting piece is arranged between the side plates and corresponds to the upper part of the knife plate, and the bottom of the abutting piece is contacted with the top surface of the limiting knife plate.

Furthermore, the blocking piece is of a block-shaped or rod-shaped structure and is connected with the side plates at two sides, and the blocking piece is vertical to or parallel to the top surface of the knife plate.

Furthermore, the abutting piece is of a flat plate structure and is parallel to the top surface of the knife board.

Furthermore, the blocking piece is of a flat plate structure, a cover plate is arranged above the blocking piece and connected to the side plates on the two sides, the width of the cover plate is larger than that of the blocking piece, and the blocking piece is connected to the bottom surface of the cover plate.

Furthermore, a guide block is arranged between the side plates corresponding to the wedge block for connecting the wedge block, and the wedge block is positioned between the guide block and the knife plate.

Further, the bottom surface of the equal perpendicular to voussoir in one side that guide block and voussoir laminated each other, one side that the voussoir faced the cutting board is the inclined plane, at least one first bar groove has been seted up to one side that the guide block faced the voussoir, the voussoir corresponds first bar groove towards one side of guide block and has seted up second bar groove, the bottom surface of the equal perpendicular to voussoir in first bar groove and second bar groove, first bar groove and second bar groove one-to-one form the through-hole structure for wear to establish connecting bolt. When the wedge block is simultaneously contacted with the guide block and the knife board, the bottom surface of the wedge block is lower than the bottom surface of the guide block, and the top surface of the wedge block is lower than the top surface of the guide block.

Further, the voussoir is the wedge towards one side of guide block, the wedge slope is towards the top of guide block, at least one second bar groove has been seted up on the wedge, the bottom surface of second bar groove perpendicular to voussoir, the guide block has the inclined plane towards one side of voussoir, the inclined plane is laminated with the wedge, correspond the second bar groove on the inclined plane and seted up first bar groove, first bar groove is parallel with the second bar groove, first bar groove and second bar groove one-to-one formation through-hole structure for wear to establish connecting bolt. When the wedge block is simultaneously contacted with the guide block and the knife board, the bottom surface of the wedge block is lower than the bottom surface of the guide block, and the top surface of the wedge block is lower than the top surface of the guide block.

Furthermore, a guide groove is formed in the side wall, facing the wedge block, of the guide block, the extending direction of the guide groove is consistent with the wedging direction of the wedge block, and the wedge block is arranged in the guide groove.

The utility model has the beneficial effects that: the cutting board is fastened and installed by adopting a wedge wedging mode, and the cutting board can be easily disassembled and assembled even if the wedge is deformed after being abraded, so that the cutting board is more convenient to replace. Because the voussoir is the wedge structure, only need strike the voussoir from the tip of voussoir and can take out when demolising, it is also more convenient to install moreover. Because the wedge block is tightened by the bolt, even if the wedge block is compressed and deformed, the wedge block can be smoothly inserted between the cutter plate and the guide plate, and even if the wedge block is worn and thinned, the wedge tightening of the cutter plate can be realized.

Drawings

The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.

Fig. 1 shows a schematic structural diagram of an embodiment of the ripper of the present application.

Fig. 2 shows a bottom schematic view of an embodiment of the ripper of the present application.

Fig. 3 shows an internal structure of an embodiment of the ripper of the present application.

Fig. 4 shows an enlarged view at a in fig. 3.

Fig. 5 shows an exploded view of the internal structure of one embodiment of the ripper of the present application.

Fig. 6 shows an enlarged view at B in fig. 5.

Fig. 7 shows a schematic structural view of an embodiment of the guide block and the wedge.

Fig. 8 shows a schematic view of a preferred embodiment of the guide block and wedge.

Marking: the wedge-shaped cutting tool comprises a cutting board-1, a side board-2, a clamping strip-3, a wedge-4, a wedge-shaped surface-41, a second strip-shaped groove-42, a supporting board-5, a limiting groove-51, a resisting part-6, a cover plate-7, a guide block-8, a first strip-shaped groove-81, an inclined surface-82 and a guide groove-83.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, but the embodiments described in the present invention are some, not all, of the embodiments of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are usually placed when the products of the present invention are used, and are only for convenience of describing the present invention and simplifying the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through both elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example 1

As shown in fig. 1 to 5, a wedge type exchangeable ripper includes: the cutting board 1 and a pair of curb plate 2 that the interval set up, one end between the curb plate 2 is equipped with card strip 3, and the other end is equipped with voussoir 4. The wedge 4 is mounted between the side plates 2 in a bolted tight manner.

Specifically, as shown in fig. 5, the knife plate 1 is detachably mounted between the side plates 2, and one side of the knife plate 1 contacts the wedge 4. The wedging direction of the wedge block 4 can be towards the upper part of the knife board 1, the small end of the wedge block 4 faces upwards, and the transverse arrangement can also be adopted, namely the wedging direction of the wedge block 4 is vertical to the end surface of the knife board 1, or the wedge block is in an approximately vertical state, so that pressure towards the direction of the clamping strip 3 is generated on the knife board 1, the knife board 1 is wedged tightly by utilizing the wedging force, and the knife board 1 is prevented from falling downwards.

Specifically, as shown in fig. 3 and 5, a clamping groove 11 is formed in the other side of the knife board 1, the clamping groove 11 is connected with the clamping strip 3 by using pressure generated by the wedge block 4, the clamping groove 11 and the clamping strip 3 are both perpendicular to the side plate 2, and the clamping groove 11 of the knife board 1 is used for firmly clamping the clamping strip 3 by using the wedge block 4, so that the knife board 1 is installed and fixed, and the knife board 1 is prevented from moving in the vertical direction.

The section of the clamping strip 3 can be a rectangular, semicircular or circular structure, and the section of the clamping groove 11 is in a corresponding shape, so that the clamping strip 3 is attached to the clamping groove 11.

Preferably, as shown in fig. 3 and 5, a supporting plate 5 is disposed between the side plates 2 corresponding to one end of the clamping strip 3, two ends of the supporting plate 5 are respectively connected to the side plates 2 at two sides, and a limiting groove 51 is disposed on one side of the supporting plate 5 facing the clamping strip 3 for installing the clamping strip 3. With card strip 3 as detachable independent part in this embodiment, the convenience is changed alone after warping to still can strengthen the support intensity to cutting board 1 through increasing the bigger backup pad 5 of cross sectional area, still utilize the curb plate 2 of backup pad 5 connection fixed both sides simultaneously, increase the connection stability between the curb plate 2, thereby increase the installation stability of cutting board 1.

Example 2

As shown in fig. 1 to 5, a wedge type exchangeable ripper includes: the cutting board 1 and a pair of curb plate 2 that the interval set up, one end between the curb plate 2 is equipped with card strip 3, and the other end is equipped with voussoir 4. The knife board 1 is detachably arranged between the side boards 2, one side of the knife board 1 is in contact with the wedge block 4, and the wedging direction of the wedge block 4 faces the upper part of the knife board 1. The other side of the cutting board 1 is provided with a clamping groove 11, and the clamping groove 11 is connected with the clamping strip 3.

As shown in fig. 3 and 5, at least one block of stopper 6 is disposed between the side plates 2 and above the knife plate 1, and the bottom of the stopper 6 contacts the top surface of the knife plate 1. The stop 6 limits the upward moving position of the knife board 1, so that the knife board 1 can bear larger impact force.

Preferably, the resisting part 6 is a block-shaped or rod-shaped structure, which is connected to the side plates 2 at two sides, and the resisting part 6 is perpendicular or parallel to the top surface of the knife plate 1. As shown in fig. 5, the resisting block 6 is a rectangular block structure, which is perpendicular to the top surface of the knife plate 1.

Preferably, as shown in fig. 3, the resisting member 6 is a flat plate structure, which is parallel to the top surface of the knife plate 1.

Further preferably, as shown in fig. 5, the blocking member 6 is a flat plate structure, a cover plate 7 is disposed above the blocking member 6, the cover plate 7 is connected to the side plates 2 on both sides, the width of the cover plate 7 is greater than that of the blocking member 6, and the blocking member 6 is connected to the bottom surface of the cover plate 7. The side edges of the upper and lower surfaces of the cover plate 7 are connected with the side plates 2 in a welding mode so as to increase the connection strength.

The abutting piece 6 with a flat plate structure is arranged on the bottom surface of the cover plate 7, and the edge of the top of the abutting piece 6 can be welded to realize the connection of the abutting piece 6 and the cover plate 7, so that the lower edge of the abutting piece 6 is prevented from generating solder, and the contact precision of the bottom surface of the abutting piece 6 and the top surface of the knife board 1 is prevented from being influenced.

If the abutment member 6 of the flat plate structure is directly welded to the side plate 2. Or only at the top edge of the repellent 6, but this way has a low structural strength. Or welding is carried out on the top and the bottom of the resisting part 6, and in this way, welding flux exists on the bottom surface of the resisting part 6, so that the contact precision of the bottom surface of the resisting part 6 and the top surface of the knife board 1 is influenced, and the limiting strength of the resisting part 6 to the knife board 1 is further influenced.

Example 3

As shown in fig. 1 to 5, a wedge type exchangeable ripper includes: the cutting board 1 and a pair of curb plate 2 that the interval set up, one end between the curb plate 2 is equipped with card strip 3, and the other end is equipped with voussoir 4. The knife board 1 is detachably arranged between the side boards 2, one side of the knife board 1 is contacted with the wedge block 4, and the wedging direction of the wedge block 4 faces to the upper part of the knife board 1. The other side of the cutting board 1 is provided with a clamping groove 11, and the clamping groove 11 is connected with the clamping strip 3.

A guide block 8 is arranged between the side plates 2 corresponding to the position for installing the wedge block 4 and is used for connecting the wedge block 4, and the wedge block 4 is arranged between the guide block 8 and the knife plate 1. A connecting bolt 9 is arranged between the contact surfaces of the guide block 8 and the wedge block 4 in a penetrating way, and the wedge block 4 is pulled upwards through the connecting bolt 9, so that the wedge block 4 is wedged upwards. The connecting bolt 9 can be provided with an elastic washer to tightly push the wedge block 4, so that looseness caused by abrasion and deformation of the wedge block 4 is prevented.

Preferably, as shown in fig. 7, one side of the guide block 8 and one side of the wedge 4, which are attached to each other, are perpendicular to the bottom surface of the wedge 4, one side of the wedge 4, which faces the cutting board 1, is an inclined surface, one side of the guide block 8, which faces the wedge 4, is provided with at least one first strip-shaped groove 81, one side of the wedge 4, which faces the guide block 8, is provided with a second strip-shaped groove 42 corresponding to the first strip-shaped groove 81, the first strip-shaped groove 81 and the second strip-shaped groove 42 are perpendicular to the bottom surface of the wedge 4, and the first strip-shaped groove 81 and the second strip-shaped groove 42 form a through hole structure in a one-to-one correspondence manner, so as to allow the connecting bolt 9 to penetrate through.

When the wedge 4 is simultaneously in contact with the guide block 8 and the cutting board 1, the bottom surface of the wedge 4 is lower than the bottom surface of the guide block 8, and the top surface of the wedge 4 is lower than the top surface of the guide block 8.

Preferably, as shown in fig. 6 and 8, one side of the wedge block 4 facing the guide block 8 is a wedge-shaped surface 41, the wedge-shaped surface 41 inclines towards the upper side of the guide block 8, at least one second strip-shaped groove 42 is formed in the wedge-shaped surface 41, the second strip-shaped groove 42 is perpendicular to the bottom surface of the wedge block 4, an inclined surface 82 is arranged on one side of the guide block 8 facing the wedge block 4, the inclined surface 82 is attached to the wedge-shaped surface 41, a first strip-shaped groove 81 is formed in the inclined surface 82 corresponding to the second strip-shaped groove 42, the first strip-shaped groove 81 is parallel to the second strip-shaped groove 42, and the first strip-shaped groove 81 and the second strip-shaped groove 42 form a through-hole structure in a one-to-one correspondence manner for penetrating the connecting bolt 9.

Further preferably, as shown in fig. 8, the guide block 8 is provided with a guide groove 83 on a side wall facing the wedge 4, the guide groove 83 extends in the same direction as the wedging direction of the wedge 4, and the wedge 4 is provided in the guide groove 83, thereby improving the mounting stability of the wedge 4 and preventing the movement of the wedge 4.

The above description is only a preferred embodiment of the utility model and is not intended to be exhaustive or to limit the utility model to the precise form disclosed. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the utility model.

Claims

1. A wedge type interchangeable ripper, comprising: the cutting tool comprises a cutting board (1) and a pair of side boards (2) arranged at intervals, wherein a clamping strip (3) is arranged at one end between the side boards (2), and a wedge block (4) is arranged at the other end;

the cutting board (1) is arranged between the side plates (2), one side of the cutting board (1) is in contact with the wedge block (4) and used for wedging the cutting board (1), the other side of the cutting board (1) is provided with a clamping groove (11), and the clamping groove (11) is connected with the clamping strip (3).

2. The wedge-type replaceable ripper of claim 1, wherein a support plate (5) is disposed between the side plates (2) corresponding to one end of the clamping strip (3), two ends of the support plate (5) are connected to the side plates (2) on two sides, respectively, and a limit groove (51) is formed in one side of the support plate (5) facing the clamping strip (3) and used for mounting the clamping strip (3).

3. The wedge type replaceable ripper of claim 1, wherein at least one stopper (6) is provided between the side plates (2) corresponding to the upper side of the blade (1), and the bottom of the stopper (6) is in contact with the top surface of the limiting blade (1).

4. The wedge-type replaceable ripper of claim 3, wherein the stopper (6) is a block-shaped or rod-shaped structure connected to the side plates (2) on both sides, and the stopper (6) is perpendicular or parallel to the top surface of the blade (1).

5. A wedge-type replaceable ripper according to claim 3, wherein the stopper (6) is a flat plate structure, which is parallel to the top surface of the blade (1).

6. A wedge type replaceable ripper according to claim 5, wherein the stopper (6) is a flat plate structure, a cover plate (7) is provided above the stopper, the cover plate (7) is connected to the side plates (2) on both sides, the width of the cover plate (7) is larger than that of the stopper (6), and the stopper (6) is connected to the bottom surface of the cover plate (7).

7. A wedge-type replaceable ripper as in claim 1, wherein a guide block (8) is provided between the side plates (2) at a position corresponding to the position of the wedge (4) for connecting the wedge (4), the wedge (4) being located between the guide block (8) and the blade (1).

8. The wedge-type replaceable ripper of claim 7, wherein one side of the guide block (8) and the wedge block (4) which are attached to each other are perpendicular to the bottom surface of the wedge block (4), one side of the wedge block (4) which faces the cutter plate (1) is an inclined surface, one side of the guide block (8) which faces the wedge block (4) is provided with at least one first strip-shaped groove (81), one side of the wedge block (4) which faces the guide block (8) is provided with a second strip-shaped groove (42) corresponding to the first strip-shaped groove (81), the first strip-shaped groove (81) and the second strip-shaped groove (42) are perpendicular to the bottom surface of the wedge block (4), and the first strip-shaped groove (81) and the second strip-shaped groove (42) correspond to each other to form a through hole structure for the connection bolt (9) to pass through;

when the wedge block (4) is simultaneously contacted with the guide block (8) and the knife board (1), the bottom surface of the wedge block (4) is lower than the bottom surface of the guide block (8), and the top surface of the wedge block (4) is lower than the top surface of the guide block (8).

9. The wedge-type replaceable scarifier according to claim 7, wherein one side of the wedge (4) facing the guide block (8) is a wedge surface (41), the wedge surface (41) inclines to face above the guide block (8), at least one second strip-shaped groove (42) is formed in the wedge surface (41), the second strip-shaped groove (42) is perpendicular to the bottom surface of the wedge (4), one side of the guide block (8) facing the wedge (4) is provided with an inclined surface (82), the inclined surface (82) is attached to the wedge surface (41), a first strip-shaped groove (81) is formed in the inclined surface (82) corresponding to the second strip-shaped groove (42), the first strip-shaped groove (81) is parallel to the second strip-shaped groove (42), and the first strip-shaped groove (81) and the second strip-shaped groove (42) form a through hole structure in a one-to-one correspondence manner for penetrating the connecting bolt (9);

10. The wedge-type replaceable ripper of claim 7, wherein a side wall of the guide block (8) facing the wedge (4) is provided with a guide groove (83), an extending direction of the guide groove (83) coincides with a wedging direction of the wedge (4), and the wedge (4) is provided in the guide groove (83).