CN100450681C - Special purpose boring machine - Google Patents

Abstract

The invention provides a special boring lathe that comprises the lathe, working platform with rotary deceleration structure at the left, right sides of the working platform opposite to each other and installed with main boring and assistant boring poles and being installed on the horizontally moving structure, and the rear rotary deceleration structure being installed on the vertical moving structure that is installed on the horizontal sliding structure which in turn equipped on the lathe, driving the vertical moving structure moving along the central line of the main and assistant boring poles. It can process the working pieces at the same time in various directions, to improve the processing efficiency for parts of complex shapes. The processing efficiency has been improved 80% with reduced labor and high processing precision.

Description

A special boring machine

technical field

The present invention relates to a boring machine, in particular to a special boring machine with vertical and horizontal orientations provided on the left, right and rear sides of the worktable to drive the rotation of the boring bar to rotate.

Background technique

With the development of the steel pipe industry, the demand for the 350/460 type pipe removal machine frame and the sizing machine frame is constantly increasing, and the boring holes of the existing 350/460 type pipe removal machine frame and the sizing machine frame The process is all processed by a general-purpose boring machine. Due to the complex shape of the workpiece, there are inner holes with different diameters in the vertical and horizontal directions. Because the boring machine is very difficult to process, especially the processing of the grooves and safety sockets in the hole is very difficult for a general-purpose boring machine. , which is more difficult to process. It takes 40 days to process a workpiece, and the work efficiency is very low. Processing 350/460 type pipe removal machine frame and sizing machine frame occupy the general boring machine for a long time, and the general boring machine cannot process other workpieces. All other workpieces related to the boring machine process may face the possibility of stopping or delaying production. Therefore, people There is an urgent need to develop a special boring machine with high processing efficiency and suitable for the frame of the 350/460 type tube removing machine and the frame of the sizing machine.

Contents of the invention

The purpose of the present invention is to overcome the shortcomings of the above-mentioned technologies, and provide a special boring machine which is suitable for special workpieces by setting boring bars in the vertical and horizontal directions of the workbench to realize mobile processing and improve processing efficiency.

The technical solution for solving the above-mentioned technical problems is: a special boring machine, the special boring machine mainly includes: a bed, a worktable, a left rotation deceleration mechanism for respectively driving the main boring bar, the auxiliary boring bar, and the rear boring bar, and the right turning The deceleration mechanism and the rear rotation deceleration mechanism are respectively provided with the left rotation deceleration mechanism, the right rotation deceleration mechanism and the rear side rotation deceleration mechanism on the left side, the right side and the rear side of the workbench; the left rotation deceleration mechanism and the right side The position of the rotation reduction mechanism is opposite, and they are respectively installed on the lateral movement mechanism. The lateral movement mechanism is set on the bed and can move laterally; the left rotation reduction mechanism and the right rotation reduction mechanism are respectively equipped with a main boring bar and an auxiliary boring bar. Bar, the main boring bar and the auxiliary boring bar are located on the same center line; the rear rotating reduction mechanism mounted on the rear boring bar is perpendicular to the center line of the main boring bar and the auxiliary boring bar, and the rear rotating reducing mechanism is installed on the longitudinal movement mechanism, and can move longitudinally along the direction perpendicular to the center line of the main boring bar and auxiliary boring bar; the longitudinal moving mechanism is installed on the transverse sliding mechanism; The main boring bar and the auxiliary boring bar move in the direction of the center line.

The beneficial effects of the present invention are: the rotation deceleration mechanisms for driving the boring bar to rotate in the present invention are respectively arranged on the left side, the right side and the rear side of the workbench, and horizontal and vertical movement mechanisms are respectively installed under the rotation deceleration mechanisms, which can control the workpiece in different directions. The holes are processed at the same time, which improves the processing efficiency of parts with complex shapes. In addition, multiple special boring machines of the present invention can also be installed at the same time, each of which is divided into special parts for processing designated parts, equipped with special tools, and professional assembly line operation, which not only saves the inconvenience caused by changing tools and fixtures, but also greatly improves processing efficiency. If the present invention is used to process the 350/460 type pipe removing machine frame and the sizing machine frame, the efficiency is improved by 80% compared with the prior art, and the labor intensity of the workers is also reduced, the processing precision is high, and the processing quality can be guaranteed.

Description of drawings

Fig. 1 is a front view of the present invention;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the top view of Fig. 1;

Fig. 4 is an enlarged view of a section in Fig. 1;

Fig. 5 is an enlarged view of a section in Fig. 2;

Fig. 6 is a cross-sectional view of the partial auxiliary boring bar withdrawn from the main boring bar in Fig. 1;

Fig. 7 is a partial enlarged view of F in Fig. 1 .

"Explanation of the main serial numbers in the drawings"

1: Motor 2: Reducer 3-1: Left rotation reduction mechanism

3-2: Right rotation deceleration mechanism 3-3: Rear rotation deceleration mechanism

4: Bed 5. Motor 6: Lead screw

7: Silk mother 8: Sliding table 9: Lateral movement mechanism

10: fixed sliding table 11: main boring bar 12: chute

14: Longitudinal moving mechanism 16: Motor 18: Horizontal sliding table

20: Horizontal fixed slide 23: Rear boring bar 24: Hydraulic cylinder

26: Workbench 27: Workpiece to be processed 31: Auxiliary boring bar

32: Craft set 33: Horizontal sliding mechanism 34: Pedestal

Detailed ways

Embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

Fig. 1 is a front view of the present invention; Fig. 2 is a left view of Fig. 1; Fig. 3 is a top view of Fig. 1 .

As shown in Fig. 1, Fig. 2 and Fig. 3, the present invention provides a special boring machine, which mainly includes: bed 4, worktable 26, driving main boring bar 11, auxiliary boring bar 31 and rear boring bar 23 What rotate is respectively the left side rotation deceleration mechanism 3-1, the right side rotation deceleration mechanism 3-2 and the rear side rotation deceleration mechanism 3-3. The left rotation deceleration mechanism 3-1, the right rotation deceleration mechanism 3-2 and the rear rotation deceleration mechanism 3-3 are arranged on the left side, the right side and the rear side of the workbench 26 respectively.

The above-mentioned left rotation deceleration mechanism 3-1 and the right rotation deceleration mechanism 3-2 are opposite to each other, and are installed on the lateral movement mechanism 9 respectively. The lateral movement mechanism 9 is arranged on the bed 4 so that the left rotation deceleration mechanism 3 -1 and the right side rotation deceleration mechanism 3-2 move laterally; on the left side rotation deceleration mechanism 3-1 and the right side rotation deceleration mechanism 3-2, respectively mount the main boring bar 11 and the auxiliary boring bar 31, and the main boring bar 11 It is located on the same center line as the auxiliary boring bar 31.

Serial number 5 among the figure is motor, and motor 5 is to provide power for left side rotation deceleration mechanism 3-1 and right side rotation deceleration mechanism 3-2, and realizes deceleration. The structure of the left rotation deceleration mechanism 3-1 and the right rotation deceleration mechanism 3-2 is the same, and only the cross-section of the left rotation deceleration mechanism 3-1 is illustrated in FIG. 1 .

The rear boring bar 23 installed by the rear side rotation reduction mechanism 3-3 is perpendicular to the center line of the main boring bar 11 and the auxiliary boring bar 31, and the rear side rotation reduction mechanism 3-3 is installed on the longitudinal movement mechanism 14. The side rotation deceleration mechanism 3-3 can longitudinally move along the direction perpendicular to the center line of the main boring bar 11 and the auxiliary boring bar 31.

The longitudinal moving mechanism 14 is installed on the transverse sliding mechanism 33; the transverse sliding mechanism 33 is arranged on the bed 4, and can drive the longitudinal moving mechanism 14 to move in a direction parallel to the centerlines of the main boring bar 11 and the auxiliary boring bar 31.

The structure of the rear side rotation deceleration mechanism 3-3 is the same as that of the left side rotation deceleration mechanism 3-1, and the description is omitted here.

As shown in Figure 4, the structure of the described lateral movement mechanism 9 includes: a slide table 8, a screw nut 7, a lead screw 6; Below the deceleration mechanism 3-2; the screw nut 7 is fixed below the slide table 8; the lead screw 6 is fitted in the screw nut 7, one end of the lead screw 6 is supported by a shaft frame 34, and the other end of the lead screw 6 Connect the reducer 2, the reducer 2 is connected with the motor 1;

As shown in Figure 5, the structure of the longitudinal movement mechanism 14 includes: a slide table 8, a screw nut 7, a screw 6; the slide table 8 is fixed below the rear rotation deceleration mechanism 3-3; The nut 7 is fixed below the slide table 8; the screw 6 is fitted in the nut 7, one end of the screw 6 is supported by a shaft frame 34, the other end of the screw 6 is connected to the reducer 2, and the reducer 2 and The motor 1 is connected; the speed reducer 2 and the shaft frame 34 are fixed on the lateral sliding slide 18, and the lateral sliding slide 18 is installed on the lateral sliding mechanism 33.

As shown in Fig. 3 and Fig. 5, the transverse sliding mechanism 33 includes: a transverse sliding slide 18, a transverse fixed slide 20, and a hydraulic cylinder 24; The lower side of the horizontal sliding slide table 18 is provided with a chute 12; the lower part of the horizontal fixed sliding table 20 is fixed on the bed 4, and the slideway on the upper part of the horizontal fixed sliding table 20 is embedded in the chute on the lower side of the horizontal sliding table 18 12; the piston in the hydraulic cylinder 24 is connected to the lateral slide table 18, and the hydraulic cylinder 24 is fixed on the bed 4.

When the piston in the hydraulic cylinder 24 reciprocates, it drives the horizontal sliding slide table 18 in the horizontal sliding mechanism 33 and the longitudinal moving mechanism 14 installed on it to move along the direction parallel to the center line of the main boring bar 11 and the auxiliary boring bar 31 , make the back boring bar 23 that is contained on the longitudinal moving mechanism 14 move and process the holes of other positions again.

As shown in Fig. 1, Fig. 6 and Fig. 7, in order to make the longer main boring bar 11 rotate to meet the requirement of setting accuracy, the present invention is supported by auxiliary boring bar 31. That is, the main boring bar 11 of the present invention is a bushing with a boring tool; the auxiliary boring bar 31 is a shaft with a boring tool; the shaft end of the auxiliary boring bar 31 is inserted into the main boring bar 11 shaft The main boring bar 11 is supported to rotate in the inner hole of the cover.

In order to make the auxiliary boring bar 31 have sufficient rigidity, the present invention processes a process hole in the workpiece 27 to be processed, and installs a process sleeve 32 in the process hole, and the auxiliary boring bar 31 passes through the process cover 32 and is supported by the process cover 32 The auxiliary boring bar 31 ensures that the auxiliary boring bar 31 has sufficient rigidity.

The working process of the present invention is described below.

When the main boring bar 11 on the left side rotation deceleration mechanism 3-1 of the present invention is boring, the auxiliary boring bar 31 on the right side rotation deceleration mechanism 3-2 is inserted into the main boring bar 11 inner hole to support the main boring bar 11 to rotate. The auxiliary boring bar 31 can also complete the boring alone. The rear boring bar 23 of rear side rotation deceleration mechanism 3-3 clamping finishes boring independently under the drive of longitudinal movement mechanism 14, simultaneously, moves laterally under the drive of transverse slide mechanism 33, completes the processing of other holes. The invention can complete the boring of complicated workpieces in the vertical and horizontal directions.

Claims (5)

1. special boring mill, described special boring mill mainly comprises: reducing gear is rotated in lathe bed, workbench, the left side that drives main boring bar, auxilliary boring bar, back boring bar respectively, reducing gear is rotated on the right side and rear side rotates reducing gear, it is characterized in that, be respectively arranged with the left side at workbench (26) left side, right side and rear side and rotate reducing gear (3-1), right side rotation reducing gear (3-2) and rear side rotation reducing gear (3-3); Wherein left side rotation reducing gear (3-1) is relative with rotation reducing gear (3-2) position, right side, and is installed in respectively on the transverse moving mechanism (9), and this transverse moving mechanism (9) is arranged on the lathe bed (4) and can laterally moves; Rotate reducing gear (3-1) and right side in the left side and rotate be installed respectively on the reducing gear (3-2) main boring bar (11) and auxilliary boring bar (31), main boring bar (11) and auxilliary boring bar (31) are positioned at same center line; The back boring bar (23) that described rear side rotation reducing gear (3-3) is installed is perpendicular to the center line of main boring bar (11) and auxilliary boring bar (31), this rear side rotates reducing gear (3-3) and is installed on the longitudinal moving mechanism (14), and can be along vertically moving with main boring bar (11) and auxilliary boring bar (31) center line vertical direction; This longitudinal moving mechanism (14) is installed on the horizontal slide mechanism (33); Described horizontal slide mechanism (33) is arranged on the lathe bed (4), can drive longitudinal moving mechanism (14) along being parallel to main boring bar (11) and auxilliary boring bar (31) centerline direction moves.

2. according to a kind of special boring mill described in the claim 1, it is characterized in that the structure of described transverse moving mechanism (9) comprising: slip slide unit (8), screw (7), leading screw (6); Described slip slide unit (8) is separately fixed at the left side and rotates below reducing gear (3-1), the right side rotation reducing gear (3-2); Described screw (7) is fixed on below the slip slide unit (8); Described leading screw (6) is fitted in the screw (7), and an end of leading screw (6) is supported by pedestal (34), and the other end of leading screw (6) connects on the reductor (2), and reductor (2) is connected with motor (1); Reductor (2) and pedestal (34) are fixed on fixedly on the slide unit (10), this fixedly slide unit (10) be installed on the lathe bed (4).

3. according to a kind of special boring mill described in the claim 1, it is characterized in that the structure of described longitudinal moving mechanism (14) comprising: slip slide unit (8), screw (7), leading screw (6); Described slip slide unit (8) is fixed on rear side and rotates below the reducing gear (3-3); Described screw (7) is fixed on below the slip slide unit (8); Described leading screw (6) is fitted in the screw (7), and an end of leading screw (6) is supported by pedestal (34), and the other end of leading screw (6) connects on the reductor (2), and reductor (2) is connected with motor (1); Reductor (2) and pedestal (34) are fixed on the horizontal slip slide unit (18), and this slide unit (18) that laterally slides is installed on the horizontal slide mechanism (33).

4. according to a kind of special boring mill described in the claim 3, it is characterized in that described horizontal slide mechanism (33) comprising: crosswise fixed slide unit (20), hydraulic cylinder (24); The bottom of described crosswise fixed slide unit (20) is fixed on the lathe bed (4), and the slideway on crosswise fixed slide unit (20) top embeds in the chute (12) of horizontal slip slide unit (18) downside; Piston in the described hydraulic cylinder (24) connects horizontal slip slide unit (18), and hydraulic cylinder (24) is fixed on the lathe bed (4).

5. according to a kind of special boring mill described in the claim 1, it is characterized in that described main boring bar (11) is an axle sleeve that boring cutter is housed; Described auxilliary boring bar (31) is an axle that boring cutter is housed; Support main boring bar (11) in the main boring bar of insertion (11) the axle sleeve endoporus that the axle head cunning of auxilliary boring bar (31) is joined.

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