CN220059472U - Detachable tunneling tooth cutter - Google Patents

Abstract

The utility model relates to a detachable tunneling tooth cutter which comprises a fixed seat and a cutter body, wherein the inside of the fixed seat is of a hollow structure, the cutter body extends to the inside of the fixed seat through an opening, cavities are formed in the surfaces of two sides of the cutter body and are positioned in the fixed seat, moving grooves are formed in the surfaces of two sides of the cutter body, the two moving grooves are communicated with the corresponding cavities, limit rods are arranged in the fixed seat and are positioned on two sides of the cutter body, the two limit rods extend to the corresponding cavities through the corresponding moving grooves, and limiting blocks are fixedly arranged on the front surface and the back surface of the limit rods and are positioned in the cavities. This detachable tunneling tooth cutter through the pulling lug to the lug drives the gag lever post and moves to the outside, can pull out the cavity with the gag lever post, makes two gag lever posts no longer fix the cutter body, thereby the staff of being convenient for changes the cutter body.

Description

Detachable tunneling tooth cutter

Technical Field

The utility model relates to the technical field of cutters, in particular to a detachable tunneling tooth cutter.

Background

The tunneling tooth is widely applied to the fields of tunnel construction, building construction, mining and the like, the abrasion resistance of the tunneling tooth is high, cutters distributed in an array are fixedly connected to the tunneling tooth, most of the cutters adopt hard steel or hard diamond, and the cutter point part adopts diamond.

The cutter and the tunneling tooth in the prior art are integrated and are not detachable, in the using process, if the tooth-shaped cutter is worn and damaged, the whole tunneling tooth is required to be replaced, the tunneling tooth is high in price, the whole tunneling tooth is replaced, the time is wasted, the engineering cost is increased, and the novel problem is solved.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a detachable tunneling tooth cutter which has the advantages of convenience for replacing a cutter body and the like, and solves the problems that in the prior art, the cutter and the tunneling tooth are integral and not detachable, if the tooth cutter is worn and damaged in the use process, the whole tunneling tooth is required to be replaced, the tunneling tooth is high in price, and the whole tunneling tooth is replaced, so that the time is wasted and the engineering cost is increased.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a detachable tunneling tooth cutter, includes fixing base and cutter body, the opening has been seted up for hollow structure and top to the inside of fixing base, the inside that the cutter body extends to the fixing base through the opening, the cavity has all been seted up to the both sides surface of cutter body and the inside that is located the fixing base, the movable groove has all been seted up on the both sides surface of cutter body, two the movable groove all is put through with corresponding cavity is inside, the inside of fixing base and the both sides that are located the cutter body all are provided with the gag lever post, two the gag lever post extends to corresponding cavity inside through corresponding movable groove, the front of gag lever post and the inside that the back just is located the cavity are equal fixed mounting has the stopper.

Further, the limiting grooves are formed in the surfaces of the two sides of the fixing base, one ends, far away from the limiting blocks, of the limiting rods are all extended to the inner parts of the corresponding limiting grooves and fixedly provided with rotating discs, and the other ends, far away from the limiting rods, of the rotating discs are fixedly provided with protruding blocks.

Further, the limiting covers are fixedly installed on the inner walls of the two sides of the fixing seat and located on the two sides of the cutter body, the limiting rods transversely penetrate through the limiting covers, the inner walls of the limiting covers are slidably connected with moving blocks, the limiting rods transversely penetrate through corresponding moving blocks, and the surfaces of the limiting rods are rotationally connected with penetrating positions of the corresponding moving blocks.

Further, two the surface of gag lever post just is located the inside cover of limiting cap and is equipped with the spring, two the one end of spring all is connected with the inner wall of fixing base, two the other end of spring all is connected with the one side surface of movable block.

Further, the width of the two cavities is larger than that of the corresponding moving grooves, and the width of the two moving grooves is equal to the diameter of the corresponding limiting rod.

Further, the mounting plate is fixedly mounted on the inner bottom wall of the fixing seat, a thread groove is formed in the surface of the mounting plate, and the bottom surface of the cutter body is in threaded connection with the inner wall of the thread groove.

Compared with the prior art, the utility model provides a detachable tunneling tooth cutter, which has the following beneficial effects:

this detachable tunneling tooth cutter rotates two lugs respectively to rotate 90 degrees with two turntables and make the gag lever post synchronous rotation, the gag lever post can drive two stopper rotation 90 degrees in the pivoted, thereby make two gag lever posts can remove out the cutter body outside along the removal groove, through the pulling lug, thereby the lug drives the gag lever post and moves to the outside, thereby can pull out the cavity with the gag lever post, make two gag lever posts no longer fix the cutter body, thereby the cutter body is changed to the staff of being convenient for, labour saving and time saving has improved this novel practicality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the connection relationship between a movable groove, a cavity and a limiting rod;

FIG. 3 is a schematic view of the connection between the mounting plate and the tool body according to the present utility model;

fig. 4 is an enlarged view of fig. 1 at a in accordance with the present utility model.

In the figure: 1. a fixing seat; 2. a cutter body; 3. a cavity; 4. a moving groove; 5. a limit rod; 6. a limiting block; 7. a limit groove; 8. a turntable; 9. a bump; 10. a limiting cover; 11. a moving block; 12. a spring; 13. and (3) mounting a plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, a detachable tunneling tooth cutter in this embodiment includes a fixing seat 1 and a cutter body 2, wherein the interior of the fixing seat 1 is of a hollow structure and an opening is formed in the top, the cutter body 2 extends to the interior of the fixing seat 1 through the opening, cavities 3 are formed in both side surfaces of the cutter body 2 and in the interior of the fixing seat 1, movable grooves 4 are formed in both side surfaces of the cutter body 2, the two movable grooves 4 are communicated with the interiors of the corresponding cavities 3, limit rods 5 are arranged in the interiors of the fixing seat 1 and in both sides of the cutter body 2, the two limit rods 5 extend to the interiors of the corresponding cavities 3 through the corresponding movable grooves 4, and limiting blocks 6 are fixedly mounted on the front and back surfaces of the limit rods 5 and in the interiors of the cavities 3.

Referring to fig. 1, 2 and 4, in the present embodiment, two side surfaces of a fixing base 1 are provided with a limiting groove 7, one ends of two limiting rods 5 away from a limiting block 6 are all extended into the corresponding limiting groove 7 and fixedly mounted with a rotary disc 8, one ends of two rotary discs 8 away from the limiting rods 5 are fixedly mounted with a protruding block 9, two side inner walls of the fixing base 1 and two sides of a cutter body 2 are fixedly mounted with a limiting cover 10, two limiting rods 5 are all transversely movably penetrated through the limiting cover 10, inner walls of the two limiting covers 10 are all slidably connected with a moving block 11, two limiting rods 5 are all transversely penetrated through corresponding moving blocks 11, surfaces of the two limiting rods 5 are rotatably connected with corresponding moving blocks 11, springs 12 are sleeved on the surfaces of the two limiting rods 5 and positioned in the limiting cover 10, one ends of the two springs 12 are all connected with the inner walls of the fixing base 1, and the other ends of the two springs 12 are all connected with one side surfaces of the moving blocks 11.

Wherein, the width of two cavities 3 is greater than the width of corresponding removal groove 4, and the width of two removal grooves 4 equals the diameter of corresponding gag lever post 5 for gag lever post 5 is after stretching into cavity 3 inside, through rotating gag lever post 5, makes stopper 6 and the cavity 3 inner wall of gag lever post 5 surface contact, thereby fixes gag lever post 5, thereby fixes cutter body 2.

When needs change new cutter body 2, rotate two lugs 9 respectively, thereby rotate 90 degrees with two carousel 8 and make gag lever post 5 synchronous rotation, gag lever post 5 can drive two stopper 6 and rotate 90 degrees in the pivoted, make two stopper 6 no longer contact with cavity 3 inner wall, thereby no longer carry out spacing to gag lever post 5, through pulling lug 9, thereby drive gag lever post 5 and remove cutter body 2 outside along shifting chute 4 through lug 9, make two gag lever posts 5 no longer fix cutter body 2, thereby be convenient for the staff change cutter body 2, when the staff changes new cutter body 2, slowly loosen lug 9, make gag lever post 5 reset under the effect of spring 12 elastic potential energy, make gag lever post 5 stretch into cavity 3 inside again through shifting chute 4, rotate lug 9, make gag lever post 5, make two stopper 6 and cavity 3 inner wall contact, make two stopper 6 carry out spacing to gag lever post 5, thereby fix cutter body 2, the practicality of this mode is improved.

Referring to fig. 1 and 3, in the present embodiment, a mounting plate 13 is fixedly mounted on an inner bottom wall of a fixing base 1, a thread groove is formed on a surface of the mounting plate 13, and a bottom surface of a cutter body 2 is in threaded connection with an inner wall of the thread groove.

The cutter body 2 is connected with the thread groove, and the cutter body 2 is further fixed, so that the novel stability is improved.

The working principle of the embodiment is as follows: when the new cutter body 2 needs to be replaced, the two protruding blocks 9 are respectively rotated, so that the two rotary tables 8 are rotated by 90 degrees to enable the limiting rods 5 to synchronously rotate, the limiting rods 5 can drive the two limiting blocks 6 to rotate by 90 degrees while rotating, the two limiting blocks 6 are not contacted with the inner wall of the cavity 3 any more, the limiting rods 5 are not limited by pulling the protruding blocks 9, the limiting rods 5 are driven to move out of the outer side of the cutter body 2 along the moving grooves 4 through the protruding blocks 9, the two limiting rods 5 are not fixed to the cutter body 2 any more, the cutter body 2 is convenient to replace by workers, when the new cutter body 2 is replaced by workers, the protruding blocks 9 are slowly loosened, the limiting rods 5 reset under the action of elastic potential energy of the springs 12, the limiting rods 5 extend into the inner side of the cavity 3 again through the moving grooves 4, the limiting rods 9 are rotated, the two limiting blocks 6 are contacted with the inner wall of the cavity 3, the limiting rods 5 are limited by the two limiting blocks 6, and the cutter body 2 is fixed, and the cutter body 2 is replaced.

The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

Claims (6)

1. The utility model provides a detachable tunneling tooth cutter, includes fixing base (1) and cutter body (2), its characterized in that: the inside of fixing base (1) is hollow structure and the opening has been seted up at the top, cutter body (2) extend to the inside of fixing base (1) through the opening, cavity (3) have all been seted up on the both sides surface of cutter body (2) and the inside that is located fixing base (1), removal groove (4) have all been seted up on the both sides surface of cutter body (2), two remove groove (4) all and corresponding cavity (3) inside switch on, the inside of fixing base (1) and the both sides that are located cutter body (2) all are provided with gag lever post (5), two gag lever post (5) extend to corresponding cavity (3) inside through corresponding removal groove (4), the front of gag lever post (5) and the inside that is located cavity (3) are equal fixed mounting stopper (6).

2. A removable ripping tooth cutter as defined in claim 1, wherein: limiting grooves (7) are formed in the surfaces of two sides of the fixing seat (1), one ends, far away from the limiting blocks (6), of the limiting rods (5) are all extended to the interiors of the corresponding limiting grooves (7) and are fixedly provided with rotary discs (8), and one ends, far away from the limiting rods (5), of the rotary discs (8) are fixedly provided with protruding blocks (9).

3. A removable ripping tooth cutter as defined in claim 1, wherein: limiting covers (10) are fixedly installed on the inner walls of the two sides of the fixing seat (1) and located on the two sides of the cutter body (2), the limiting covers (10) are transversely and movably penetrated by the limiting rods (5), moving blocks (11) are slidably connected to the inner walls of the limiting covers (10), the corresponding moving blocks (11) are transversely penetrated by the limiting rods (5), and the surfaces of the limiting rods (5) are rotatably connected with penetrating positions of the corresponding moving blocks (11).

4. A removable ripping tooth cutter as defined in claim 3 wherein: the surface of two gag lever post (5) just is located the inside cover of limiting cap (10) and is equipped with spring (12), two the one end of spring (12) all is connected with the inner wall of fixing base (1), two the other end of spring (12) all is connected with one side surface of movable block (11).

5. A removable ripping tooth cutter as defined in claim 1, wherein: the width of the two cavities (3) is larger than that of the corresponding moving grooves (4), and the width of the two moving grooves (4) is equal to the diameter of the corresponding limiting rod (5).

6. A removable ripping tooth cutter as defined in claim 1, wherein: the inner bottom wall of the fixing seat (1) is fixedly provided with a mounting plate (13), the surface of the mounting plate (13) is provided with a thread groove, and the bottom surface of the cutter body (2) is in threaded connection with the inner wall of the thread groove.