CN108724503B

CN108724503B - Machine head shell of cutting machine

Info

Publication number: CN108724503B
Application number: CN201810826570.4A
Authority: CN
Inventors: 胡才春; 胡显坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-25
Filing date: 2018-07-25
Publication date: 2023-09-08
Anticipated expiration: 2038-07-25
Also published as: CN108724503A; CN113333855A

Abstract

The application relates to the field of cutting machines, in particular to a head shell of a cutting machine, which comprises a protective shell for isolating blades; the protective shell comprises a protective shell body, and a placing groove for placing a cutter blade is formed in the protective shell body; the protective shell body is connected with the cutting machine through the connecting component; the protective shell provided by the application can well play a role in isolation, and can well prevent muddy water or soil from scattering, and prevent excessive muddy water from scattering when the cutting machine is used.

Description

Machine head shell of cutting machine

Technical Field

The application relates to the field of cutting machines, in particular to a head shell of a cutting machine.

Background

At present, in the construction process of hidden projects such as offices, home rooms and the like, circuit wiring lines, water gas pipeline laying, television and communication line wiring lines are required to be carried out, and a wall cutting machine is generally adopted for grooving on the ground or the wall. However, when the cutter blade cuts the wall or the ground, larger soil or mud blocks are formed, and because the cutter blade rotates at a larger speed, the cut mud water or soil is driven to fly away, and the working environment of an operator is influenced, so that a nose shell capable of being assembled on the cutter for reducing or preventing the soil or mud blocks from excessively flying away is needed at present.

Disclosure of Invention

The application aims to overcome the defects of the prior art and provide the machine head shell which can effectively prevent soil, muddy water or mud blocks from scattering in a large range due to the driving of a cutter blade.

In order to achieve the above purpose, the technical scheme adopted by the application is as follows:

a cutter head housing, the head housing comprising a guard housing for isolating a blade; the protective shell comprises a protective shell body, and a placing groove for placing a cutter blade is formed in the protective shell body; the protective shell body is connected with the cutter body through the connecting component.

Be equipped with the radiating spray assembly of cutting machine blade on the protecting crust body, spray assembly is including setting up the shower on the protecting crust body, be equipped with the jet orifice on the shower tip towards one side of cutting blade, the shower is connected with the supply line that is used for supplying water.

The spray pipes are arranged in pairs, and the spray pipes arranged in pairs are distributed on two opposite sides of the protective housing body.

The water supply pipeline is provided with a control valve which is used for adjusting the water supply flow.

The protective shell is also provided with a reflux component for blocking the rapid loss of cooling water flow; the backflow component comprises a blocking plate arranged on the protective shell body, the blocking plate is arranged at the end part of the placing groove, and the blocking plate extends from the outer side of the protective shell body to the direction of the placing groove.

The blocking plate is connected with the protective housing shell through a rotating part.

The rotating part comprises a rotating sleeve connected with a blocking plate, the rotating sleeve is movably connected with the protective shell body, and the blocking plate can rotate relative to the protective shell body.

And a reset spring for resetting the blocking plate is arranged between the blocking plate and the protective shell body.

The protective cover comprises a protective cover body, wherein a transition groove for avoiding influencing the rotation of the cutter blade is formed in one side of the protective cover body, which is close to the cutter blade.

The protective cover body comprises a base plate, a blocking block used for blocking mud blocks is arranged on one side, close to the cutter blade, of the base plate, and the transition groove penetrates through the blocking block.

The blocking block is provided with a first draining groove which is communicated with the transition groove; the first drain groove is disposed perpendicular to the cutter blade.

The one end that is close to the protecting crust body of the blocking piece is equipped with the second drain groove, the second drain groove is linked together with first drain groove through the transition groove.

A drain baffle is arranged in the second drain groove; the drain baffle extends toward and adjacent to the cutter blade.

The length of the blocking block is smaller than that of the base plate, and the distance from one end of the base plate, far away from the protective shell, to the protective shell is larger than that from one end of the blocking block, far away from the protective shell, to the protective shell.

The protective cover is connected with the protective shell through a linkage component.

The linkage part comprises a first locating pin arranged on the protective shell and a second locating pin arranged on the protective cover, and the first locating pin and the second locating pin are connected through a spring.

The protective cover is characterized in that the end part of the protective cover body is also provided with a rubber gasket for blocking muddy water from scattering, the rubber gasket is arranged at the end part of the base plate in the protective cover body, and a cutting notch for avoiding interference between the cutter blade and the movement of the rubber gasket is arranged on the blocking rubber gasket.

The protecting shell is characterized in that a material reducing groove is formed in the protecting shell body, and an opening of the material reducing groove corresponds to a connecting shaft connected with the cutter body and the cutter blade.

The shell of the protective shell is provided with a communication hole, and the communication hole corresponds to the spraying hole on the spraying pipe.

The application has the advantages that:

the protective shell provided by the application can well play a role in isolation, and can well prevent muddy water or soil from scattering, and prevent excessive muddy water from scattering when the cutting machine is used.

Drawings

The contents of the drawings and the marks in the drawings of the present specification are briefly described as follows:

fig. 1 is a schematic structural view of the present application.

Fig. 2 is an assembly view of the present application assembled to a cutter body.

Fig. 3 is a right side view of the shield of the present application.

Fig. 4 is a schematic view of the structure of the reflow element in the working position in the present application.

Fig. 5 is a schematic view of the reflow assembly of the present application in an open position.

The labels in the above figures are:

1. the protective shell comprises a protective shell body, 2 backflow parts, 3, a protective cover body, 4 and a water supply pipeline.

Detailed Description

The following detailed description of the application refers to the accompanying drawings, which illustrate preferred embodiments of the application in further detail.

A cutter head housing, the head housing comprising a guard housing for isolating a blade; the protective shell comprises a protective shell body 1, wherein a placing groove 101 for placing a cutter blade 7 is formed in the protective shell body 1; the protective shell body 1 is connected with a cutting machine through a connecting component; the cutter is a common tool for cutting a traditional wall body, the traditional cutter is various in appearance, and in the prior art, in order to protect the blade of the cutter from hurting people and reduce the scattering distance of muddy water or soil, a machine head shell is needed to solve the problems, so the application also provides a machine head shell for the cutter, the machine head shell comprises a protective shell which is of a plate-shaped structure, and in order to enable the blade 7 of the cutter to be placed inside the protective shell body 1, a placing groove 101 is arranged on the protective shell body, the placing groove 101 is used for placing the blade 7 of the cutter, and in order to not influence the rotation of the blade 7 of the cutter, a through hole is formed on the protective shell body 1, so that a transmission shaft of the blade 7 of the cutter is conveniently driven to pass through; meanwhile, as larger optimization, the protective shell comprises a protective shell body 1, the protective shell body 1 can be designed into various shapes according to the needs, and particularly, the protective shell body 1 is designed into a fan-shaped structure according to the actual needs, so that the subsequent cutting is convenient, the protective shell body 1 is of a right-angle fan-shaped structure, meanwhile, the placing groove 101 is communicated with the side surface of the protective shell body 1, so that the placement of a cutting sheet is convenient, the subsequent end surface is convenient to be attached to a wall body or the ground, and interference between the protruding structure and a cutting surface is avoided; meanwhile, in order to facilitate the connection of the protecting shell and the cutting machine body 6, the protecting shell and the cutting machine body 6 want to be connected by the connecting component, the connecting component can be a fastening ring, a welding flanging or a bolt in the application, the purpose is that the protecting shell and the cutting machine body 6 can be connected, and meanwhile, preferably, the connecting component comprises the connecting ring arranged on the side surface of the protecting shell body 1, the end part of the connecting ring is connected by the bolt, the connecting ring is actually composed of two semicircles, the end part of the connecting ring is provided with the flanging, the flanging is provided with a threaded hole, and the bolt passes through the threaded hole on the flanging, so that the area surrounded by the inner diameter of the connecting ring is reduced, and the connecting ring is further bound on the cutting machine head.

As a preferable mode, the protective shell body 1 is provided with a spraying component for radiating heat of the cutter blade 7, the spraying component comprises a spraying pipe 41 arranged on the protective shell body 1, one side of the end part of the spraying pipe 41 facing the cutter blade is provided with a jet orifice, and the spraying pipe 41 is connected with a water supply pipeline 4 for supplying water; the water supply line 4 is a well-known technique as long as it can supply water to the shower assembly; through the arrangement of the structure, the cooling of the cutter blade 7 can be basically realized, and meanwhile, the application is more preferable, the spray pipes 41 are parallel to the side surface of the protective shell body 1, namely, when the cutter is horizontally arranged, the spray pipes 41 are transversely arranged, the arrangement is convenient for being connected with the blocking plate 21, the spray pipes 41 play a role of a rotating shaft, the use of parts in a subsequent reflux assembly is reduced to a certain extent, meanwhile, as more preferable, the spray pipes 41 are arranged in pairs, the spray pipes 41 arranged in pairs are distributed on the opposite sides of the protective shell body 1, and meanwhile, one ends of the spray pipes 41 close to the tail of the cutter are connected together, so that each spray pipe 41 forms a structure similar to a fish fork, and the purpose of the arrangement is to ensure that the cooling on the two sides of the cutter blade 7 is uniform, and the cutter blade 7 has better use effect; meanwhile, the water supply pipeline 4 is provided with a control valve 42 which is used for adjusting the water supply flow, and the water supply quantity of the spray pipe 41 is controlled by the water supply pipeline 4 through the arrangement of the control valve 42, so that the cutter blade 7 is cooled better.

Preferably, the protective shell is also provided with a reflux component 2 for blocking the rapid loss of cooling water flow; the backflow component 2 comprises a baffle plate 21 arranged on the protective shell body 1, the baffle plate 21 is arranged at the end part of the placing groove 101, the baffle plate 21 extends from the outer side surface of the protective shell body 1 to the direction of the placing groove 101, the width of the placing groove 101 is reduced through the arrangement of the baffle plate 21, and then the flowing time of cooling water in the protective shell is increased, namely, the arrangement of the baffle plate 21 can slow down the speed of cooling water in the protective shell, meanwhile, the baffle plate 21 can be arranged on the adjacent edge of the placing groove 101, in other words, the opening size of the placing groove 101 can be reduced on the basis of ensuring the size between the cutter blade 7 and the inner wall of the placing groove 101, the arrangement can reduce the flowing speed of cooling water in the protective shell, better ensure the cooling of the cutter blade 7, and in order to avoid larger production cost, the arrangement of the conventional baffle plate 21 is generally arranged at one end close to the spray pipe 41, and meanwhile, the cost can be reduced; the baffle plates 21 in the backflow component 2 are arranged, so that the spray pipes 41 spray cooling water onto the cutter blades 7, the existence of the baffle plates 21 can play a good limiting role, the excessive loss of the cooling water is avoided, meanwhile, the baffle plates 21 also have the function of collecting the cooling water thrown out by the rotation of the cutter blades 7, part of the cooling water can be thrown out by the baffle plates 21, and further the collecting function is realized, and of course, the arrangement of the baffle plates 21 can be intermittent in the actual use process, namely, one backflow component 2 can comprise a plurality of baffle plates 21, and the baffle plates 21 extend along the same side of the placing groove 101; of course, the specific arrangement is set according to actual needs, and meanwhile, the blocking plate 21 can be fixedly connected with the protective cover shell, and the blocking plate 21 can also be movably connected with the protective cover body 1, so that the movable connection can facilitate the assembly of the cutter blade 7, and the trouble of the assembly of the cutter blade 7 is reduced; it is more preferable that the blocking plate 21 is coupled to the shield case by a rotating member in the present application; the arrangement of the rotating part only needs to ensure that the blocking plate 21 rotates around the protective shell, the blocking plate 21 does not need to be larger in rotation angle, the rotating part can be a hinge or a bolt, and the rotating part is particularly arranged according to actual requirements, the optimized structure is a structure similar to the hinge, the rotating part comprises a rotating sleeve 22 connected with the blocking plate 21, the rotating sleeve 22 is movably connected with the protective shell body 1, the blocking plate 21 can rotate relative to the protective shell body 1, the rotating sleeve 22 is sleeved on the spray pipe 41 in the actual installation process, the rotating sleeve 22 is not sleeved on the spray pipe 41, a rotating shaft can be arranged on the protective shell body 1, the rotating sleeve 22 provides a foundation for the rotation of the blocking plate 21, the blocking plate 21 can rotate, the installation of the cutter blade 7 is simple, and the interference with the installation of the blocking plate 21 during the installation of the cutter blade 7 is avoided.

As a preferred embodiment, a return spring 23 for returning the blocking plate 21 is provided between the blocking plate 21 and the protective housing body 1, and the return spring 23 is provided, so that the blocking plate 21 is in a station for a long time, when the blocking plate 21 receives an external force, the blocking plate 21 rotates, and when the external force withdraws, the blocking plate 21 returns rapidly under the action of the return spring 23, thereby reducing the use of manpower.

Preferably, the end part of the protective shell body 1 is movably connected with the protective cover, the protective cover comprises the protective cover body 3, a transition groove 35 for avoiding influencing the rotation of the cutter blade 7 is arranged on one side of the protective cover body 3 close to the cutter blade 7, and the arrangement of the protective cover can be used for blocking the scattering of mud blocks or soil, namely playing a good blocking role, so that the scattering range of the soil after the cutter blade 7 is cut is reduced, the working environment of the cutter is well reduced, and meanwhile, the arrangement of the transition groove 35 well avoids the interference of the protective cover and the movement of the cutter blade 7.

Preferably, the protective cover body 3 comprises a base plate 31, a blocking block 32 for blocking mud blocks is arranged on one side of the base plate 31 close to the cutter blade 7, and the transition groove 35 is arranged through the blocking block 32; the blocking piece 32 plays a role in filtering larger mud blocks, because when the cutter blade 7 is used, a part of the edge of the cutter blade 7 is positioned in the transition groove 35, when the cutter blade 7 continuously rotates along the transition groove 35, the blocking piece 32 is relatively static relative to the cutter blade 7, when the cutter blade 7 cuts a wall or other parts, because inertia, the larger mud blocks can be inevitably driven to scatter and rotate along with the cutter blade 7, the blocking piece 32 can play a role in preliminary blocking, the larger mud blocks are prevented from entering the protective shell along with the cutter blade 7, repeated accumulation of the mud blocks is also prevented, and the subsequent cutting operation is influenced.

Preferably, the stop block is provided with a first drain groove 33, and the first drain groove 33 is communicated with a transition groove 35; the first drain groove 33 is arranged perpendicular to the cutter blade 7; the setting of first drain groove 33 is when getting into the muddy water in the transition groove 35 from the stop 32 front end and can flow out through first drain groove 33 fast for the mud piece that is bigger again can flow out through first drain groove 33, and better mud piece follows in cutter blade 7 gets into the protecting crust, avoids the repeated accumulation of mud piece, influences subsequent cutting operation.

Preferably, in the present application, a second drain groove 36 is arranged at one end of the blocking piece 32 near the protecting shell body 1, and the second drain groove 36 is communicated with the first drain groove 33 through a transition groove 35; the second drain groove 36 plays a third deslagging role, so that most of cooling water entering the placing groove 101 along with the cutter blade 7 can be basically ensured, and the problem of blockage of the placing wiping and stacking mud blocks is reduced; meanwhile, the application discloses a structure with three layers equivalent to a filter, which can better prevent mud blocks from rotating along with the cutter blades 7, so that the cutter provided with the machine head shell has better use environment.

Preferably, in the present application, a drain baffle 37 is provided in the second drain groove 36; said drain baffle 37 extends towards the proximity of the cutter blade 7; the drain baffle 37 serves as a barrier for collecting scattered cooling water and also serves as a slag removal similar to the barrier 21.

Preferably, the length of the blocking block 32 is smaller than the length of the base plate 31, the distance from one end of the base plate 31 far away from the protective shell body 1 to the protective shell body 1 is larger than the distance from one end of the blocking block 32 far away from the protective shell body 1, and a certain space is formed at the end of the blocking block 32, so that a reserved space is formed between the end of the base plate 31 and the blocking plate 21.

Preferably, the protective cover is connected with the protective shell through the linkage component, and the linkage component is arranged to improve the connection between the protective shell and the protective cover, so that the integrity of the head shell of the cutting machine is stronger; in the application, the linkage part comprises a first positioning pin 51 arranged on the protective shell and a second positioning pin 52 arranged on the protective cover, and the first positioning pin 51 and the second positioning pin 52 are connected through a spring 53; the protective cover can rotate around the rotating part, the linkage part plays a role of fixing the position of the protective cover, the problem that the protective cover is easy to shake when turned up or turned down is avoided, the linkage part exists, the protective cover can be subjected to force exerted by the linkage part when being opened or closed, the protective cover tends to be closed or opened due to the fact that the linkage part exists when the external force pulling the protective cover is loosened manually, namely, when the protective cover is released due to other external forces, the free end of the protective cover can be pulled to move towards the protective cover by the linkage part, when the protective cover is contacted with the protective cover, the force is relatively large, namely, collision can occur between the protective cover and the protective cover, mud slag stored in the protective cover or the protective cover can be separated from the protective cover due to collision, a good impurity removing effect is achieved, meanwhile, the first positioning pin 51 and the second positioning pin 52 are located on the same side of the machine head shell, relative movement between the protective cover and the protective cover can be achieved better, meanwhile, the protective cover and the protective cover are connected with the protective cover through the linkage part, and the protective cover are evenly distributed on the two sides, and the protective cover are stressed on the protective cover are better, and the protective cover are connected.

As a preferable mode, the end part of the protective cover body 3 is also provided with a rubber gasket 34 for blocking muddy water from scattering, the rubber gasket 34 is arranged at the end part of the base plate 31 in the protective cover body 3, and the rubber gasket 34 is provided with a cutting notch 38 for preventing the cutter blade 7 from interfering with the movement of the rubber gasket 34; by the arrangement, the rubber gasket 34 and the cutter blade 7 can be well prevented from rotating to interfere, meanwhile, the sealing effect is better achieved, muddy water or mud blocks driven by the cutter blade 7 are prevented from having a larger drifting range, namely, the rubber gasket 34 is arranged, and scattered muddy water can be well prevented from polluting surrounding objects of a cutting surface.

As an advantage, the protecting shell body 1 is provided with a material reducing groove 102, and an opening of the material reducing groove 102 corresponds to a connecting shaft for connecting the cutter body 6 and the cutter blade 7; by means of the arrangement, the connecting shaft of the cutter body 6 and the cutter blade 7 is externally leaked, connecting parts such as appliance fastening bolts are conveniently used, and when the cutter blade 7 needs to be replaced, replacement of the cutter blade 7 can be achieved without disassembling the head shell.

Preferably, the shell of the protective shell is provided with the communication hole, the communication hole corresponds to the injection hole on the spray pipe 41, and the communication hole is arranged to facilitate cooling water injected from the spray pipe 41 to quickly enter the cutter blade 7, so that the protective shell mainly plays a good communication role, and prevents cooling water from being blocked by the protective shell and not being quickly injected to the cutter blade 7.

It is obvious that the specific implementation of the present application is not limited by the above-mentioned modes, and that it is within the scope of protection of the present application only to adopt various insubstantial modifications made by the method conception and technical scheme of the present application.

Claims

1. A cutter head housing, wherein the head housing comprises a protective housing for isolating a blade; the protective shell comprises a protective shell body, and a placing groove for placing a cutter blade is formed in the protective shell body; the protective shell body is connected with the cutter body through a connecting part;

the protective shell body is connected with a protective cover;

the protective cover comprises a protective cover body, and a transition groove for avoiding influencing the rotation of the cutter blade is formed in one side of the protective cover body, which is close to the cutter blade;

the protective cover body comprises a base plate, a blocking block for blocking mud blocks is arranged on one side, close to a cutter blade, of the base plate, and the transition groove penetrates through the blocking block;

the blocking piece is provided with a first draining groove which is communicated with the transition groove.

2. The head shell of the cutting machine according to claim 1, wherein a backflow component for blocking rapid loss of cooling water flow is further arranged on the protective shell; the backflow component comprises a blocking plate arranged on the protective shell body, the blocking plate is arranged at the end part of the placing groove, and the blocking plate extends from the outer side of the protective shell body to the direction of the placing groove.

3. A cutter head housing according to claim 2, wherein the blocking plate is connected to the guard housing by a rotating member.

4. A cutter head housing according to claim 3, wherein the rotating member comprises a rotating sleeve connected to a blocking plate, the rotating sleeve being movably connected to the housing body, the blocking plate being rotatable relative to the housing body.

5. The head housing of claim 4, wherein a return spring for returning the blocking plate is disposed between the blocking plate and the housing body.

6. The head shell of the cutting machine according to claim 1, wherein a second draining groove is formed in one end, close to the protective shell body, of the blocking block, and the second draining groove is communicated with the first draining groove through a transition groove.

7. The cutter head housing of claim 6, wherein a drain baffle is disposed in the second drain groove; the drain baffle extends toward and adjacent to the cutter blade.