阅读说明：本技术 一种自动钻床 (Automatic drilling machine ) 是由 赵景贤 于 2021-10-27 设计创作，主要内容包括：本发明公开了一种自动钻床,包括主机架,所述主机架上端安装有工作台,所述主机架前端和后端均安装有封板,所述封板前端开有两组上下对称的散热孔,所述主机架内部安装有电箱,所述主机架左端下部安装有副机架,所述副机架上端安装有换渣箱,所述换渣箱前端安装有门体,所述换渣箱的上端面高于工作台的上端面,所述工作台上端中部放置有工件,所述工作台上端从前到后依次设置有固定机构和驱动机构,所述固定机构位于工件内部,所述驱动机构位于工件后方。本发明通过设置驱动机构和固定机构配合长托辊、短托辊实现工件的转动,便于钻削头对环状的工件进行连续加工,提高工件的加工效率,便于收集、清理碎屑,实用性强。(The invention discloses an automatic drilling machine which comprises a main frame, wherein a workbench is installed at the upper end of the main frame, sealing plates are installed at the front end and the rear end of the main frame, two groups of heat dissipation holes which are symmetrical up and down are formed in the front end of each sealing plate, an electric box is installed inside the main frame, an auxiliary frame is installed at the lower part of the left end of the main frame, a slag changing box is installed at the upper end of the auxiliary frame, a door body is installed at the front end of each slag changing box, the upper end face of each slag changing box is higher than the upper end face of the workbench, a workpiece is placed in the middle of the upper end of the workbench, a fixing mechanism and a driving mechanism are sequentially arranged at the upper end of the workbench from front to back, the fixing mechanism is located inside the workpiece, and the driving mechanism is located behind the workpiece. The rotary drilling machine realizes the rotation of the workpiece by arranging the driving mechanism and the fixing mechanism to be matched with the long carrier roller and the short carrier roller, is convenient for the drilling head to continuously process the annular workpiece, improves the processing efficiency of the workpiece, is convenient for collecting and cleaning scraps, and has strong practicability.)

1. An automatic drilling machine, comprising a main frame (1), characterized in that: the working table (2) is installed at the upper end of the main frame (1), the sealing plates (3) are installed at the front end and the rear end of the main frame (1), two groups of heat dissipation holes (7) which are symmetrical up and down are formed in the front end of the sealing plates (3), the electric box (15) is installed inside the main frame (1), the auxiliary frame (4) is installed on the lower portion of the left end of the main frame (1), the slag changing box (5) is installed at the upper end of the auxiliary frame (4), the door body (6) is installed at the front end of the slag changing box (5), the upper end face of the slag changing box (5) is higher than the upper end face of the working table (2), a workpiece (8) is placed in the middle of the upper end of the working table (2), the fixing mechanism (9) and the driving mechanism (10) are sequentially arranged from front to back on the upper end of the working table (2), the fixing mechanism (9) is located inside the workpiece (8), and the driving mechanism (10) is located behind the workpiece (8), workstation (2) upper end fixed mounting has stand (11), stand (11) are located actuating mechanism (10) dead astern, stand (11) front end upper portion is provided with drilling head (12) and control box (13), control box (13) the place ahead is provided with touch-control screen (14), equal electric connection between control box (13) and drilling head (12), actuating mechanism (10), fixed establishment (9).

2. The automatic drilling machine of claim 1, wherein: two symmetrical slide rails (21) around are installed to workstation (2) lower extreme, two slide rail (21) common sliding connection has and connects sediment fill (22), it is located fixed establishment (9) and actuating mechanism (10) under to connect sediment fill (22).

3. An automatic drilling machine according to claim 2, characterized in that: workstation (2) upper end is opened spout (35) that has two bilateral symmetry, workstation (2) upper end front portion is opened has two long mounting groove (31), two equal swing joint has long bearing roller (33) in long mounting groove (31), workstation (2) upper end rear portion is opened has two short mounting groove (32), two equal swing joint has short bearing roller (34), two in short mounting groove (32) long mounting groove (31) and two short mounting groove (32) all use spout (35) to be bilateral symmetry distribution as the center.

4. An automatic drilling machine according to claim 3, characterized in that: fixed establishment (9) include electric putter (41), electric putter (41) upper end and workstation (2) lower extreme fixed connection, electric putter (41) output end fixed mounting has installation piece (42), installation piece (42) upper end swing joint has two spacing axles (43), two spacing axle (43) upper end runs through two spout (35) respectively and respectively fixed mounting has driven pinch roller (44).

5. The automatic drilling machine of claim 4, wherein: actuating mechanism (10) include servo motor (51), servo motor (51) upper end and workstation (2) lower extreme fixed connection, servo motor (51) output end fixed mounting has speed reducer (52), speed reducer (52) output runs through workstation (2) and fixed mounting has initiative pinch roller (53).

6. An automatic drilling machine according to claim 5, characterized in that: the lower end of the workpiece (8) is in contact with the upper part of the outer surface of the long carrier roller (33) and the upper part of the outer surface of the short carrier roller (34).

Technical Field

The invention relates to the technical field of drilling machines, in particular to an automatic drilling machine.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates (main motion).

The prior drilling machine has the following disadvantages: 1. most of workpieces in the existing drilling machine are fixed, continuous processing of the workpieces cannot be realized, and particularly when annular workpieces are processed, the existing drilling machine is troublesome in operation, low in efficiency and poor in practicability; 2. most do not set up piece collection device in the current drilling machine, the piece that produces during drilling can be piled up on the workstation, influences the clean and tidy of workstation, leads to the decline of work piece machining precision even.

Disclosure of Invention

The invention mainly aims to provide an automatic drilling machine which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

an automatic drilling machine comprises a main frame, wherein a workbench is installed at the upper end of the main frame, sealing plates are installed at the front end and the rear end of the main frame, two groups of heat dissipation holes which are symmetrical up and down are formed in the front end of each sealing plate, an electric box is installed inside the main frame, an auxiliary frame is installed at the lower portion of the left end of the main frame, a slag changing box is installed at the upper end of the auxiliary frame, a door body is installed at the front end of the slag changing box, the upper end face of the slag changing box is higher than the upper end face of the workbench, a workpiece is placed in the middle of the upper end of the workbench, a fixing mechanism and a driving mechanism are sequentially arranged at the upper end of the workbench from front to back, the fixing mechanism is located inside the workpiece, the driving mechanism is located behind the workpiece, a stand column is fixedly installed at the upper end of the workbench and located right behind the driving mechanism, a drilling head and an operation box are arranged at the upper portion of the front end of the stand, and a touch screen is arranged in front of the operation box, the operation box is electrically connected with the drilling head, the driving mechanism and the fixing mechanism.

Preferably, the lower end of the workbench is provided with two sliding rails which are symmetrical front and back, the two sliding rails are connected with a slag receiving hopper in a sliding mode, and the slag receiving hopper is located under the fixing mechanism and the driving mechanism.

Preferably, the spout that has two bilateral symmetry is opened to the workstation upper end, workstation upper end front portion is opened has two long mounting grooves, two equal swing joint has long bearing roller in the long mounting groove, open workstation upper end rear portion has two short mounting grooves, two equal swing joint has short bearing roller, two in the short mounting groove long mounting groove and two short mounting grooves all use the spout to be bilateral symmetry distribution as the center.

Preferably, the fixing mechanism comprises an electric push rod, the upper end of the electric push rod is fixedly connected with the lower end of the workbench, an installation block is fixedly installed at the output end of the electric push rod, two limiting shafts are movably connected to the upper end of the installation block, two sliding grooves are respectively penetrated through the upper end of each limiting shaft, and a driven pinch roller is respectively and fixedly installed on the upper end of each limiting shaft.

Preferably, actuating mechanism includes servo motor, servo motor upper end and workstation lower extreme fixed connection, servo motor output fixed mounting has the speed reducer, the speed reducer output runs through workstation and fixed mounting has initiative pinch roller.

Preferably, the lower end of the workpiece is in contact with the upper part of the outer surface of the long carrier roller and the upper part of the outer surface of the short carrier roller.

Compared with the prior art, the invention has the following beneficial effects:

1. when the automatic drilling machine is used, firstly, an inner ring of a workpiece is placed on two driven pinch rollers, then, an electric push rod is started through a touch screen, the output end of the electric push rod extends and drives an installation block to move backwards, the installation block drives two limit shafts to move backwards, the two limit shafts drive the two driven pinch rollers to extrude the inner ring of the workpiece and enable the workpiece to be in close contact with a driving pinch roller, then, a servo motor is started, the output end of the servo motor drives the driving pinch roller to rotate through the speed reduction and the direction change of a speed reducer, the workpiece is driven to rotate through the driving pinch roller, the friction force between the workpiece and a workbench is reduced through the arrangement of the long idler roller and the short idler roller, and the stability of the rotation of the workpiece is improved, the processing precision of the workpiece is improved;

2. according to the automatic drilling machine, the long mounting groove, the short mounting groove and the sliding groove are formed, so that scraps on the workbench directly fall into the slag receiving hopper, the influence of the scraps on the rotation of the long carrier roller and the like is avoided, and the replacement slag box is arranged to collect the scraps remained on the upper end surface of the workbench, so that the workbench is kept clean.

Drawings

FIG. 1 is a schematic view of an automatic drilling machine according to the present invention;

FIG. 2 is a side view of the overall structure of an automatic drilling machine of the present invention;

FIG. 3 is a schematic view of the overall structure of a table of an automatic drilling machine according to the present invention;

FIG. 4 is a schematic view of the overall structure of a table of an automatic drilling machine according to the present invention;

FIG. 5 is a schematic view of the overall structure of a clamping mechanism of an automatic drilling machine according to the present invention;

FIG. 6 is a schematic view of the overall structure of a driving mechanism of an automatic drilling machine according to the present invention.

In the figure: 1. a main frame; 2. a work table; 3. closing the plate; 4. a sub-chassis; 5. changing a slag box; 6. a door body; 7. heat dissipation holes; 8. a workpiece; 9. a fixing mechanism; 10. a drive mechanism; 11. a column; 12. a drilling head; 13. an operation box; 14. a touch screen; 15. an electric box; 21. a slide rail; 22. a slag receiving hopper; 31. a long mounting slot; 32. a short mounting groove; 33. a long carrier roller; 34. short carrier rollers; 35. a chute; 41. an electric push rod; 42. mounting blocks; 43. a limiting shaft; 44. a driven pinch roller; 51. a servo motor; 52. a speed reducer; 53. and the active pinch roller.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, an automatic drilling machine comprises a main frame 1, a workbench 2 is mounted on the upper end of the main frame 1, sealing plates 3 are mounted on the front end and the rear end of the main frame 1, two sets of heat dissipation holes 7 are formed in the front end of the sealing plates 3, an electric box 15 is mounted in the main frame 1, an auxiliary frame 4 is mounted on the lower portion of the left end of the main frame 1, a slag changing box 5 is mounted on the upper end of the auxiliary frame 4, a door body 6 is mounted on the front end of the slag changing box 5, the upper end face of the slag changing box 5 is higher than the upper end face of the workbench 2, a workpiece 8 is placed in the middle of the upper end of the workbench 2, a fixing mechanism 9 and a driving mechanism 10 are sequentially arranged on the upper end of the workbench 2 from front to back, the fixing mechanism 9 is located in the workpiece 8, the driving mechanism 10 is located behind the workpiece 8, a stand 11 is fixedly mounted on the upper end of the workbench 2, the stand 11 is located right behind the driving mechanism 10, a drill head 12 and an operation box 13 are arranged on the upper portion of the front end of the stand 11, a touch screen 14 is arranged in front of the operation box 13, and the operation box 13 is electrically connected with the drilling head 12, the driving mechanism 10 and the fixing mechanism 9.

Two slide rails 21 which are symmetrical front and back are installed at the lower end of the workbench 2, the two slide rails 21 are connected with a slag receiving hopper 22 in a sliding mode, the slag receiving hopper 22 is located under the fixing mechanism 9 and the driving mechanism 10, and the slide rails 21 are arranged so that the slag receiving hopper 22 can be drawn out to clean broken slag inside the slag receiving hopper.

Open 2 upper ends of workstation has two bilateral symmetry's spout 35, 2 upper end front portions of workstation are opened has two long mounting grooves 31, equal swing joint has long bearing roller 33 in two long mounting grooves 31, open at 2 upper end rear portions of workstation has two short mounting grooves 32, equal swing joint has short bearing roller 34 in two short mounting grooves 32, two long mounting grooves 31 and two short mounting grooves 32 all use spout 35 to be bilateral symmetry distribution as the center, the setting of spout 35 plays the guide effect, make driven pinch roller 44 can only remove along the direction of spout 35, long bearing roller 33 and short bearing roller 34 all play the effect of reducing the effect of friction between work piece 8 and the workstation 2.

Fixing mechanism 9 includes electric putter 41, electric putter 41 upper end and 2 lower extreme fixed connection of workstation, electric putter 41 output end fixed mounting has installation piece 42, installation piece 42 upper end swing joint has two spacing axles 43, two spacing axle 43 upper ends run through two spouts 35 respectively and respectively fixed mounting has driven pinch roller 44, driven pinch roller 44 is provided with two, do benefit to the annular structure characteristics of work piece 8, when work piece 8 received two pressure points simultaneously, make the coincidence of the perpendicular line of line between its axis and two driven pinch rollers 44.

The driving mechanism 10 comprises a servo motor 51, the upper end of the servo motor 51 is fixedly connected with the lower end of the workbench 2, a speed reducer 52 is fixedly mounted at the output end of the servo motor 51, the output end of the speed reducer 52 penetrates through the workbench 2 and is fixedly provided with a driving pressure wheel 53, and the speed reducer 52 plays roles in speed reduction and direction change.

The lower end of the workpiece 8 is contacted with the upper part of the outer surface of the long supporting roller 33 and the upper part of the outer surface of the short supporting roller 34.

It should be noted that, the invention is an automatic drilling machine, the rotation of the workpiece 8 is realized by arranging the driving mechanism 10 and the fixing mechanism 9 to cooperate with the long carrier roller 33 and the short carrier roller 34, which is convenient for the drilling head 12 to continuously process the annular workpiece 8, and improves the processing efficiency of the workpiece 8, when in use, firstly, the inner ring of the workpiece 8 is placed on the two driven pressure rollers 44, then the electric push rod 41 is started through the touch screen 14, the output end of the electric push rod 41 extends and drives the mounting block 42 to move backwards, the mounting block 42 drives the two limiting shafts 43 to move backwards, the two limiting shafts 43 drive the two driven pressure rollers 44 to extrude the inner ring of the workpiece 8, and the workpiece 8 is in close contact with the driving pressure roller 53, then the servo motor 51 is started, the output end of the servo motor 51 drives the driving pressure roller 53 to rotate through the speed reduction of the speed reducer 52 and the direction change, and the workpiece 8 is driven to rotate through the driving pressure roller 53, through setting up long bearing roller 33, short bearing roller 34 reduces the frictional force between work piece 8 and the workstation 2, improve work piece 8 pivoted stability, do benefit to the machining precision who improves the work piece, accomplish the brill of work piece 8 through drilling head 12 at last, cut processing, set up long mounting groove 31, piece on short mounting groove 32 and spout 35 make the workstation 2 directly drops to receiving the sediment fill 22 in, avoid the rotation of piece influence long bearing roller 33 etc., remaining piece on the rethread establishes replacement sediment case 5 collection workstation 2 up end, be convenient for keep the cleanness of workstation 2.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.