CN214393429U - Dust collection structure and machine tool - Google Patents

Abstract

The utility model belongs to the technical field of machine tools, and relates to a dust collection structure and a machine tool, wherein the dust collection structure comprises a box body, a dust collection pipe and a dust collection valve component; the box body is internally provided with an accommodating cavity, and the side edge of the box body is provided with a dust inlet and a dust outlet which are communicated with the accommodating cavity; the dust suction pipe is inserted into the dust inlet of the box body; the dust absorption valve component is arranged on the box body and used for controlling the opening and closing state of the dust outlet. The technical scheme that this dust collection structure and lathe provided can effectively solve the problem of leaking grey between dust absorption pipe dust outlet and the dust absorption valve subassembly junction to effectively avoid the inside accumulation waste material of dust collection structure to influence dust collection effect, thereby can effectively improve the machining precision.

Description

Dust collection structure and machine tool

Technical Field

The utility model relates to a lathe technical field especially relates to a dust collection structure and lathe.

Background

When a Printed Circuit Board (PCB) is machined in a numerically controlled milling machine, a dust collection structure is required to collect dust in a machining area, and the dust collection structure is an important component of the PCB numerically controlled milling machine. The waste material that can fast, high-efficiently siphon away PCB and produce during processing is very important to numerically controlled fraise machine, if can not in time siphon away the waste material fast, not only influences the life-span of cutter, more direct influence PCB board machining precision. However, the dust collection structure commonly used at present has the problems of complex structure, heavy weight, complex installation, high cost and low dust collection efficiency; in addition, dust easily leaks at the junction of dust collection structure and dust absorption hose, leads to the inside waste material of accumulating of dust collection structure to influence the dust absorption effect, influences the machining precision of PCB board.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a dust collection structure and a machine tool, which are used for solving the problems of complex structure, heavy weight, complex installation, high cost and low dust collection efficiency of the existing dust collection structure; in addition, dust easily leaks at the junction of dust collection structure and dust absorption hose, leads to the inside waste material of accumulating of dust collection structure to influence the dust absorption effect, influences the technical problem of the machining precision of PCB board.

In order to solve the technical problem, an embodiment of the utility model provides a dust collection structure has adopted following technical scheme:

this dust absorption structure includes: the box body, the dust absorption pipe and the dust absorption valve component;

the box body is internally provided with an accommodating cavity, and the side edge of the box body is provided with a dust inlet and a dust outlet which are communicated with the accommodating cavity; the dust suction pipe is inserted into the dust inlet of the box body; the dust collection valve assembly is arranged on the box body and used for controlling the opening and closing state of the dust outlet.

In some embodiments, the suction valve assembly includes a base, an end cap, a fitting, and a valve cartridge;

the base is arranged on one side, close to the dust outlet, of the box body, a first through hole communicated with the dust outlet is formed in the base, the end cover and the joint are sequentially arranged on one side, far away from the box body, of the base, a second through hole communicated with the joint and the first through hole is formed in the end cover, and the dust outlet, the first through hole, the second through hole and the joint form a dust outlet channel together;

and the valve core is arranged on the base in a sliding manner and is used for communicating or closing the dust outlet channel at a position between the base and the end cover.

In some embodiments, the dust suction valve assembly further comprises a moving device for driving the valve core to slide so as to communicate or close the dust outlet channel.

In some embodiments, the movement device comprises a telescopic drive and a mount; the telescopic driving device is connected to the base through the mounting part and is used for driving the valve core to stretch and contract so as to communicate or close the dust outlet channel.

In some embodiments, the cassette is a plate-type cassette structure.

In some embodiments, the cartridge has a flared cross-section.

In some embodiments, the cartridge body comprises a short end and a long end connected to the short end;

the dust outlet is formed in one side, close to the short end, of the box body;

the dust inlet is formed in the end face of at least one end of the box body along the direction of the long end.

In some embodiments, the box body is provided with an even number of the dust inlet ports, each dust inlet port is respectively arranged on the end surfaces of two ends of the box body along the long end direction, and the dust inlet ports correspond to the dust collection pipes one by one.

In some embodiments, the dust collection structure further comprises a negative pressure sensor and a negative pressure meter, the negative pressure sensor is arranged in the box body, the negative pressure meter is arranged on the box body, and the negative pressure sensor is electrically connected with the negative pressure meter.

In order to solve the technical problem, an embodiment of the present invention further provides a machine tool, which adopts the following technical solution: the machine tool comprises a frame, a processing device and the dust collection structure;

the processing device and the dust collection structure are arranged on the rack;

and the dust suction port of the dust suction pipe of the dust suction structure faces the processing area of the processing device.

Compared with the prior art, the embodiment of the utility model provides a dust collection structure and lathe mainly has following beneficial effect:

this dust collection structure is through having seted up the intercommunication at the side of box body the dust inlet and the play dirt mouth in holding chamber to make the dust absorption valve subassembly change current level by original vertical arranging into and arrange, can effectively solve the problem of leaking grey between dust absorption pipe play dirt mouth and the dust absorption valve subassembly junction, influence dust collection effect with effectively avoiding the inside accumulation waste material of dust absorption structure, thereby can effectively improve the machining precision. In addition, the opening and closing state of the dust outlet of the box body is controlled by the dust collection valve component to perform dust collection operation on the area to be subjected to dust collection, and the dust collection efficiency is high. In a word, this dust collection structure has simple structure, light in weight, simple installation, dust collection efficiency height, the effectual characteristics of dust absorption.

Drawings

In order to illustrate the solution of the present invention more clearly, the drawings needed for describing the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts. Wherein:

fig. 1 is a schematic perspective view of a dust collecting structure according to an embodiment of the present invention;

FIG. 2 is an exploded perspective view of the suction structure of FIG. 1;

FIG. 3 is a schematic view of a portion of the suction structure of FIG. 1;

fig. 4 is a schematic perspective view of a machine tool according to an embodiment of the present invention.

The reference numbers in the drawings are as follows:

1000. a machine tool;

100. a dust collection structure; 200. a frame; 300. a processing device;

1. a box body; 11. a dust inlet; 12. a dust outlet; 13. a short end; 14. a long end; 2. a dust collection pipe; 3. a dust collection valve assembly; 31. a base; 311. a first through hole; 32. an end cap; 321. a second through hole; 33. a valve core; 34. a joint; 35. a mobile device; 351. a telescopic driving device; 352. a mounting member; 4. a negative pressure gauge; 5. a connecting member.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, for example, the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or position illustrated in the drawings, which are for convenience of description only and are not to be construed as limiting of the present disclosure.

The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the description of the above figures are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. In the description and claims of the present invention and in the description of the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

It should be noted that, as shown in fig. 1 to 4, the dust suction structure 100 is mainly used for removing dust from an area to be cleaned; specifically, in the present embodiment, dust is sucked into the machining area of the machining device 300 of the machine tool 1000, but dust may be sucked into other devices, and the dust is not particularly limited. The machine tool 1000 may be a numerically controlled milling machine, a numerically controlled drilling machine, or the like.

The embodiment of the present invention provides a dust collecting structure 100, as shown in fig. 1, fig. 3 and fig. 4, the dust collecting structure 100 includes: a box body 1, a dust suction pipe 2 and a dust suction valve component 3. The box body 1 is internally provided with an accommodating cavity (not shown), and the side edge of the box body 1 is provided with a dust inlet 11 and a dust outlet 12 which are communicated with the accommodating cavity; the dust suction pipe 2 is inserted into the dust inlet 11 of the box body 1, and the dust suction port of the dust suction pipe 2 faces to an area to be dedusted, such as a machining area of the machining device 300 of the machine tool 1000, so as to adsorb waste materials in the machining area; the dust collection valve component 3 is arranged on the box body 1 and used for controlling the opening and closing state of the dust outlet 12; as can be understood, the dust suction valve assembly 3 is externally connected with a vacuum generating device, and when the dust outlet 12 is controlled by the dust suction valve assembly 3 to be in an open state, the dust suction structure 100 is in a dust suction state to suck dust in an area to be cleaned, such as a machining area of the machining device 300 of the machine tool 1000; when the dust outlet 12 is controlled to be in a closed state by the dust suction valve assembly 3, dust suction is stopped.

It will be appreciated that the principle of operation of the suction structure 100 is substantially as follows: when dust collection operation is required, the dust outlet 12 is controlled to be in an open state through the dust collection valve assembly 3, the vacuum generating device is opened to enable the dust collection structure 100 to generate vacuum, so that waste materials in an area to be subjected to dust collection, such as a machining area of a machining device 300 of a machine tool 1000, sequentially pass through the dust collection pipe 2 and the accommodating cavity and are discharged to the external environment through the dust collection valve assembly 3; when the dust collection operation is finished, the dust outlet 12 is controlled to be in a closed state by the dust collection valve assembly 3, and dust collection is stopped.

In summary, compared with the prior art, the dust suction structure 100 has at least the following beneficial effects: this dust collection structure 100 is through seting up the dust inlet 11 and the dust outlet 12 that communicate the holding chamber at the side of box body 1 to make dust absorption valve module 3 change current level by original vertical arranging and arrange, can effectively solve the problem of leaking grey between the dust outlet 12 of box body 1 and the dust absorption valve module 3 junction, influence dust collection effect with the inside accumulation waste material of effectively avoiding dust absorption structure 100, thereby can effectively improve the machining precision. In addition, the opening and closing state of the dust outlet 12 of the box body 1 is controlled by the dust collection valve component 3 to perform dust collection operation on the area to be subjected to dust collection, and the dust collection efficiency is high. In a word, the dust collection structure 100 has the characteristics of simple structure, light weight, convenience in installation, high dust collection efficiency and good dust collection effect.

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

In one embodiment, as shown in fig. 1 and 2, the suction valve assembly 3 includes a base 31, an end cap 32, a valve core 33, and a fitting 34. The base 31 is arranged on one side of the box body 1 close to the dust outlet 12, the base 31 is provided with a first through hole 311 communicated with the dust outlet 12, the end cover 32 and the joint 34 are sequentially arranged on one side of the base 31 far away from the box body 1, the end cover 32 is provided with a second through hole 321 communicated with the joint 34 and the first through hole 311, and the dust outlet 12, the first through hole 311, the second through hole 321 and the joint 34 form a dust outlet channel together; it should be noted that the dust outlet 12, the first through hole 311, and the second through hole 321 may be all circular holes, and the dust outlet 12, the first through hole 311, the second through hole 321, and the joint 34 are coaxially arranged; at a position between the base 31 and the end cap 32, a valve core 33 is slidably disposed on the base 31 for communicating or closing the dust outlet passage.

It can be understood that, the valve core 33 slides between the base 31 and the end cap 32 to communicate or close the dust outlet channel, and when the valve core 33 slides a certain distance in a direction away from the base 31 to make the dust outlet channel in a communicating state, the dust collection structure 100 can adsorb waste materials in a region to be collected, and after adsorption is completed, the valve core 33 slides a certain distance in a direction toward the base 31 to stop collecting dust when the dust outlet channel is in a closing state, so that the dust collection state of the dust collection structure 100 is quickly and effectively controlled by controlling the sliding of the valve core 33, and the operation is simple and convenient. In addition, the original vertical arrangement of the joint 34 is changed into the existing horizontal arrangement, and meanwhile, the length of the connecting pipe of the external vacuum generating device inserted into the joint 34 is also increased, so that the problem of dust leakage between the connection part of the dust outlet 12 of the box body 1 and the dust collection valve component 3 can be further effectively reduced.

In some embodiments, as shown in fig. 2, the dust suction valve assembly 3 further includes a moving device 35, and the moving device 35 is configured to slide the valve core 33 to connect or close the dust outlet channel. It can be understood that the sliding of the valve core 33 is automatically controlled by the moving device 35, so that the dust suction state of the dust suction structure 100 can be automatically controlled, and the dust suction operation of the dust suction structure 100 can be automatically performed.

In some embodiments, as shown in fig. 2, the moving device 35 includes a telescopic drive 351 and a mount 352; the telescopic driving device 351 is connected to the base 31 through a mounting part 352, and the telescopic driving device 351 is used for driving the valve core 33 to stretch and contract so as to communicate or close the dust outlet channel; the telescopic driving device 351 may be a pneumatic cylinder or other suitable device capable of driving the telescopic device. It can be understood that the telescopic driving device 351 drives the valve core 33 to extend and contract to connect or close the dust outlet channel, and the telescopic driving device 351 extends and contracts according to the set frequency of the system, so that the dust collection structure 100 sucks away the waste materials according to the set frequency. When the telescopic driving device 351 drives the valve core 33 to retract, the vacuum generating device connected with the joint 34 generates vacuum to suck away waste materials in the containing cavities of the area to be dedusted, the dust suction pipe 2 and the box body 1, and after adsorption is completed, the telescopic driving device 351 drives the valve core 33 to extend out to close the dust outlet channel.

In some embodiments, as shown in FIG. 1, the cassette 1 is a plate-type cassette structure. Understandably, the box body 1 is of a plate-type box structure, has a compact structure, and can reduce the occupied position while improving the dust collection efficiency; and has the characteristics of simple structure, easy processing, low cost and convenient installation.

In some embodiments, as shown in FIG. 1, the cross-section of cartridge 1 is flared. Understandably, the box body 1 adopts a horn-shaped structure, so that the accommodating area of the accommodating cavity of the box body 1 is larger, the structure of the accommodating cavity is more consistent with the dust collection process, and the dust collection effect is further improved.

In some embodiments, as shown in fig. 1 and 3, the cartridge 1 comprises a short end 13 and a long end 14 connected to the short end 13; a dust outlet 12 is arranged on one side of the box body 1 close to the short end 13; along the direction of the long end 14, the end surface of at least one end of the box body 1 is provided with a dust inlet 11. It can be understood that, the dust outlet 12 is arranged at the short end 13 of the horn-shaped box body 1, and the dust inlet 11 is arranged at the end face of the horn-shaped box body 1 along the direction of the long end 14, so that the dust collection path more conforms to the dust collection process, and the dust collection effect is effectively improved.

In some embodiments, as shown in fig. 1, the box body 1 is provided with an even number of dust inlets 11, the dust inlets 11 are respectively arranged on the end surfaces of the two ends of the box body 1 along the direction of the long end 14, and the dust inlets 11 correspond to the dust collection pipes 2 one by one. Specifically, the number of the dust inlets 11 is specifically set according to the dust collection effect to be achieved; for example, in the present embodiment, for example, when the dust suction device is applied to the machine tool 1000 to suck the waste in the processing area of the processing device 300, the box 1 is provided with six dust inlets 11, the end surfaces of the two ends of the box 1 along the direction of the long end 14 are respectively provided with three dust inlets 11, and the dust suction pipe 2 matched with each dust inlet 11 corresponds to the processing area of one processing device 300, so as to effectively and quickly suck the waste in the processing area.

In one embodiment, as shown in fig. 1, the dust suction structure 100 further includes a negative pressure sensor (not shown) and a negative pressure meter 4, the negative pressure sensor is disposed in the box body 1, the negative pressure meter 4 is disposed on the box body 1, and the negative pressure sensor is electrically connected to the negative pressure meter 4. It should be noted that the negative pressure gauge 4 is specifically disposed on the top surface of the box body 1, so as to facilitate the operator to observe the negative pressure value in real time. It can be understood that, when the dust outlet 12 is closed, the negative pressure sensor can detect the magnitude of the negative pressure in the box body 1 in real time and display the magnitude in the negative pressure meter 4 in real time, so that an operator can perform specific operations according to the situation of the negative pressure value to ensure that the dust collection operation is effectively performed.

In some embodiments, as shown in fig. 3, the dust suction structure 100 further includes a connecting member 5, the connecting member 5 is connected to the bottom end of the box body 1, a connecting hole is formed on the connecting member 5, and the connecting member 5 passes through the connecting hole by a fastener and is locked to an external device, such as the frame 200 of the machine tool 1000.

Based on the above dust suction structure 100, the embodiment of the present invention further provides a machine tool 1000, wherein, as shown in fig. 4, the machine tool 1000 includes a machine frame 200, a processing device 300 and the above dust suction structure 100; wherein, the processing device 300 and the dust collection structure 100 are both arranged on the frame 200; the dust suction opening of the dust suction pipe 2 of the dust suction structure 100 faces the processing area of the processing apparatus 300.

In summary, compared with the prior art, the machine tool 1000 has at least the following beneficial effects: this lathe 1000 is through adopting foretell dust collecting structure 100, through the dust inlet 11 and the dust outlet 12 of seting up the intercommunication holding chamber at the side of box body 1 to make dust absorption valve module 3 change current level by original vertical arranging and arrange, can effectively solve the problem of leaking the ash between the dust outlet 12 of box body 1 and the dust absorption valve module 3 junction, influence dust absorption effect with the inside accumulation waste material of effectively avoiding dust collecting structure 100, thereby can effectively improve the machining precision. In addition, the opening and closing state of the dust outlet 12 of the box body 1 is controlled by the dust collection valve component 3 to perform dust collection operation on the area to be subjected to dust collection, and the dust collection efficiency is high. In a word, the machine tool 1000 has the characteristics of simple structure, light weight, convenience in installation, high dust collection efficiency and good dust collection effect.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A dust extraction structure, characterized in that, the dust extraction structure includes: the box body, the dust absorption pipe and the dust absorption valve component;

the box body is internally provided with an accommodating cavity, and the side edge of the box body is provided with a dust inlet and a dust outlet which are communicated with the accommodating cavity; the dust suction pipe is inserted into the dust inlet of the box body; the dust collection valve assembly is arranged on the box body and used for controlling the opening and closing state of the dust outlet.

2. The suction structure of claim 1, wherein the suction valve assembly includes a base, an end cap, a fitting, and a valve cartridge;

the base is arranged on one side, close to the dust outlet, of the box body, a first through hole communicated with the dust outlet is formed in the base, the end cover and the joint are sequentially arranged on one side, far away from the box body, of the base, a second through hole communicated with the joint and the first through hole is formed in the end cover, and the dust outlet, the first through hole, the second through hole and the joint form a dust outlet channel together;

and the valve core is arranged on the base in a sliding manner and is used for communicating or closing the dust outlet channel at a position between the base and the end cover.

3. The dust suction structure of claim 2, wherein the dust suction valve assembly further comprises a moving device for driving the valve core to slide to communicate or close the dust outlet channel.

4. A suction structure according to claim 3, wherein the moving means comprises a telescopic drive and a mounting; the telescopic driving device is connected to the base through the mounting part and is used for driving the valve core to stretch and contract so as to communicate or close the dust outlet channel.

5. The dusting structure of claim 1, wherein the box is a plate-type box structure.

6. The dust suction structure according to claim 1, wherein the cross section of the case body is trumpet-shaped.

7. The suction structure of claim 6, wherein the box body includes a short end and a long end connected to the short end;

the dust outlet is formed in one side, close to the short end, of the box body;

the dust inlet is formed in the end face of at least one end of the box body along the direction of the long end.

8. The dust collection structure of claim 7, wherein the box body is provided with an even number of the dust inlets, each dust inlet is respectively arranged on the end surfaces of two ends of the box body along the long end direction, and the dust inlets are in one-to-one correspondence with the dust collection pipes.

9. The dust collection structure according to any one of claims 1 to 8, further comprising a negative pressure sensor and a negative pressure gauge, wherein the negative pressure sensor is disposed in the box body, the negative pressure gauge is disposed on the box body, and the negative pressure sensor is electrically connected with the negative pressure gauge.

10. A machine tool comprising a machine frame, a machining device and a dust extraction structure according to any one of claims 1 to 9;

the processing device and the dust collection structure are arranged on the rack;

and the dust suction port of the dust suction pipe of the dust suction structure faces the processing area of the processing device.

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