Drilling and milling dust cover for wooden furniture

Abstract

The utility model discloses a drilling and milling dust cover for wooden furniture, which relates to the field of wooden product processing, and comprises a drilling and milling device and a processing cutter, the drilling and milling device is provided with a fixed protective cover device, the fixed protective cover device comprises a fixed protective cover and a dust removal pipe, the fixed protective cover is fixedly connected with circumferentially distributed guide columns, and the dust removal pipe is fixedly connected with the guide columns. A mounting plate is fixedly connected to the outer side of the guide column, a mounting groove is formed between the mounting plate and the fixed protective cover, a sliding protective cover device is slidably connected into the mounting groove and comprises a sliding protective cover, vertically-arranged sliding grooves are formed in the sliding protective cover in a circumferential distribution mode, and guide rods are arranged in the sliding grooves. According to the drilling and milling device, the reliability of sliding connection between the fixed protective cover and the movable protective cover can be improved, the telescopic movement of the movable protective cover is ensured, the blocking condition is avoided, it is ensured that the drilling and milling device can do horizontal movement, and the applicability of the drilling and milling device is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of wooden product processing, concretely relates to a wood furniture's drilling and milling dust cover. BACKGROUND

[0002] Wood furniture refers to furniture made of wood as the main material, such as bed, table, chair, cupboard, bookshelf, etc., which plays an irreplaceable role in people's daily life. In the production and manufacturing process of wood furniture, the board needs to be punched, slotted, carved with pattern, etc. These processing methods will produce a large amount of dust, which seriously affects the processing environment.

[0003] The Chinese patent with the application number CN202223481917.7 discloses a wood furniture drilling device with cleaning mechanism, which comprises a box body, a drilling mechanism for drilling wood furniture board is arranged on the top of the box body, a cleaning mechanism for cleaning wood chips is arranged on the surface of the drilling mechanism and the inside of the box body, the wood furniture board is perforated by the contact between the drill bit and the surface of the wood furniture board, while the hole drilling operation is performed, the inside of the processing box, the dust suction pipe, the fixed protective cover and the movable protective cover is provided with suction force by the dust suction pump, so that the debris generated during processing is sucked into the inside of the processing box through the fixed protective cover and the dust suction pipe under the action of suction force, the wood chips are filtered through the filter screen, and the filtered wood chips are cleaned through the processing box. However, the above-mentioned cleaning mechanism has the following deficiencies: the fixed protective cover and the movable protective cover lack a reset means, and the guiding property is poor. If horizontal movement is required for slitting, carving, etc., the movable protective cover is easily stuck when subjected to lateral resistance, which affects the normal operation of the equipment and greatly limits the applicability of the equipment. UTILITY MODEL CONTENTS

[0004] To solve the problems in the above background art, the utility model provides a wood furniture drilling and milling dust cover, which sets a new type of dust cover, has simple and reliable structure, and improves the applicability of the equipment.

[0005] To achieve the above-mentioned purposes, the specific technical scheme of the utility model is as follows:

[0006] The dust cover for drilling and milling of wooden furniture comprises a drilling and milling device, a processing cutter arranged at the lower end of the drilling and milling device, a fixed protective cover device arranged on the drilling and milling device, the fixed protective cover device comprising a fixed protective cover and a dust removal pipe, a plurality of vertically arranged guide columns fixedly connected to the fixed protective cover in a circumferential distribution, a mounting plate fixedly connected to the outer side of the guide columns, a mounting groove arranged between the mounting plate and the fixed protective cover, a sliding protective cover device slidably connected to the mounting groove, the sliding protective cover device comprising a sliding protective cover, a plurality of vertically arranged sliding grooves arranged on the sliding protective cover in a circumferential distribution, a guide rod arranged in the sliding groove, the sliding groove, the guide rod and the guide column being slidably connected, an installation ring arranged at the lower end of the sliding protective cover, and a plurality of universal rolling balls rotatably connected to the lower end surface of the installation ring in a uniform distribution.

[0007] As a further arrangement of the above scheme, the guide column is provided with a guide hole vertically penetrating upward and downward, and the guide column is provided with a positioning circular arc groove vertically penetrating downward at a position outside the guide hole.

[0008] As a further arrangement of the above scheme, the guide rod is provided with a reset spring sleeved at the lower end of the guide rod, and the reset spring is located below the guide column.

[0009] As a further arrangement of the above scheme, the sliding protective cover is fixedly connected with an upper limiting ring at the upper end of the sliding protective cover, and a sealing circular ring plate is fixedly connected to the lower end region of the outer cylindrical surface of the sliding protective cover and slidably connected with the positioning circular arc groove.

[0010] As a further arrangement of the above scheme, the dust removal pipe is fixed to the fixed protective cover, and the dust removal pipe penetrates into the fixed protective cover downward.

[0011] The present application has the following beneficial effects:

[0012] By arranging the guide column on the fixed protective cover, cooperating with the sliding groove, the guide rod and the reset spring, the sliding protective cover is slidably installed in the mounting groove, the reliability of the sliding connection between the fixed protective cover and the movable protective cover is improved, the telescopic movement of the movable protective cover is ensured, the jamming condition is avoided, the processing cutter can be dustproofed, the universal rolling balls are arranged at the lower end of the sliding protective cover device, the lateral resistance of the movable protective cover is reduced, the horizontal movement of the drilling and milling device is ensured, and the applicability of the equipment is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a cross-sectional schematic view of the present application;

[0014] Figure 2 is a schematic view of the appearance of the present application;

[0015] Figure 3 is a schematic view of the fixed protective cover of the present application;

[0016] Figure 4 is a sliding protective cover schematic diagram of the utility model;

[0017] Figure 5 is a sliding protective cover cross section schematic diagram of the utility model.

[0018] 1, drill milling device;2, processing cutter;3, fixed protective cover device;4, sliding protective cover device;5, universal ball;301, fixed protective cover;302, mounting plate;303, mounting groove;304, guide column;3041, guide hole;3042, positioning arc groove;305, dust removal pipe;401, sliding protective cover;4011, sliding groove;402, upper limiting ring;403, guide rod;4031, return spring;404, sealing ring plate;405, mounting ring. DETAILED DESCRIPTION

[0019] In order to make the personnel in the technical field better understand the scheme of the present application, the technical scheme in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the scope of protection of the present application.

[0020] It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings Figures 1-5 and in conjunction with the embodiments.

[0021] A drill milling dust cover for wooden furniture, the lower end of the drill milling device 1 is provided with a processing cutter 2, the upper end of the drill milling device 1 is provided with a fixed protective cover device 3, the fixed protective cover device 3 includes a fixed protective cover 301 and a dust removal pipe 305, the dust removal pipe 305 is fixed on the fixed protective cover 301, the dust removal pipe 305 is inserted into the fixed protective cover 301 downward, the fixed protective cover 301 is fixedly connected with circumferentially distributed vertical guide columns 304, the outer side of the guide column 304 is fixedly connected with a mounting plate 302, the mounting groove 303 is opened between the mounting plate 302 and the fixed protective cover 301, the sliding protective cover device 4 is slidably connected in the mounting groove 303, the sliding protective cover device 4 includes a sliding protective cover 401, the sliding protective cover 401 is provided with circumferentially distributed vertical sliding grooves 4011, the sliding groove 4011 is provided with a guide rod 403, the sliding groove 4011, the guide rod 403 and the guide column 304 are slidably connected, the lower end of the sliding protective cover 401 is provided with a mounting ring 405, the lower end surface of the mounting ring 405 is rotatably connected with uniformly distributed universal balls 5.

[0022] As Figure 3As shown, the guide column 304 is provided with a guide hole 3041 vertically penetrating up and down, and the guide column 304 is provided with a positioning circular arc groove 3042 vertically penetrating downward at a position outside the guide hole 3041, and the guide hole 3041 is in sliding connection with the guide rod 403.

[0023] As shown in the drawings, Figure 4 , Figure 5 As shown, the lower end of the guide rod 403 is sleeved with a reset spring 4031, the reset spring 4031 is located below the guide column 304, the upper end of the sliding protective cover 401 is fixedly connected with an upper limiting ring 402, the lower end region of the outer cylindrical surface of the sliding protective cover 401 is fixedly connected with a sealing annular plate 404, and the sealing annular plate 404 is in sliding connection with the positioning circular arc groove 3042.

[0024] The working process of the utility model: when the drilling and milling device works, firstly, under the action of the reset spring 4031, the sliding protective cover 401 slides downward to the lowest position under the guidance of the guide column 304, the sliding groove 4011, the guide hole 3041 and the guide rod 403, when the machining tool 2 contacts with the wood to perform drilling and milling and other machining, the drilling and milling device 1 will perform feeding action up and down, the universal ball 5 contacts with the wood, the universal ball 5 freely rolls to reduce the frictional resistance between the wood, drives the sliding protective cover 401 to perform synchronous feeding action up and down on the fixed protective cover 301, the upper limiting ring 402 and the mounting ring 405 play the limiting role, the reset spring 4031 ensures that the sliding protective cover 401 can reset in time, real-time dustproof protection is performed on the machining tool 2, wood dust splashing is avoided during drilling and milling, when the sliding protective cover 401 moves up and down, the sealing annular plate 404 slides in the positioning circular arc groove 3042, the sealing annular plate 404 seals the sliding groove 4011 on the fixed protective cover 301, the air tightness between the sliding protective cover 401 and the fixed protective cover 301 is ensured, the dust removal pipe 305 is connected with the air pump (not indicated in the drawing), wood dust between the sliding protective cover 401 and the fixed protective cover 301 is extracted, and the dust problem is solved.

[0025] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model.

[0026] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A dust cover for drilling and milling of wooden furniture, comprising a drilling and milling device, the lower end of which is provided with a processing tool, and the upper end of which is provided with a fixed dust cover device, characterized in that, The fixed protective cover device comprises a fixed protective cover and a dust removal pipe, the fixed protective cover is fixedly connected with circumferentially distributed vertically arranged guide columns, the outer side of the guide column is fixedly connected with a mounting plate, a mounting groove is formed between the mounting plate and the fixed protective cover, a sliding protective cover device is slidably connected in the mounting groove, the sliding protective cover device comprises a sliding protective cover, circumferentially distributed vertically arranged sliding grooves are formed in the sliding protective cover, guide rods are arranged in the sliding grooves, the sliding grooves and the guide rods are slidably connected with the guide columns, a mounting ring is arranged at the lower end of the sliding protective cover, and uniformly distributed universal rolling balls are rotatably connected to the lower end surface of the mounting ring.

2. The dust shroud for drilling and milling of wood furniture according to claim 1, characterized in that, A vertically downward penetrating positioning circular arc groove is formed on the guide column at a position outside the guide hole.

3. The dust shield for drilling and milling of wood furniture according to claim 2, characterized in that, A reset spring is arranged at the lower end of the guide rod and below the guide column.

4. The dust shield for drilling and milling of wood furniture according to claim 2, characterized in that, An upper limiting ring is fixedly connected to the upper end of the sliding protective cover, a sealing circular ring plate is fixedly connected to the lower end region of the outer cylindrical surface of the sliding protective cover, and the sealing circular ring plate is slidably connected with the positioning circular arc groove.

5. The dust hood for drilling and milling of wood furniture according to claim 1, characterized in that, The dust removal pipe is fixed on the fixed protective cover and penetrates into the fixed protective cover downward.

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