CN107962426A - Header automatic drilling machine - Google Patents

Abstract

The present invention relates to pipeline Drilling operation, more particularly to header automatic drilling machine.Including rack, the rack is equipped with, clamp swinging mechanism, borehole drill construction, auxiliary clamp mechanism, the opposite side of duct work after being clamped by the clamping swinging mechanism, can move, and the first auxiliary clamp mechanism is equipped with compressible holding down assembly on duct work outer surface in rack along duct work length direction；Auxiliary positioning mechanism, it is used for the bending segment of support duct work positioned at the side of the auxiliary clamp mechanism, its driving mechanism for including supporting plate and driving the supporting plate to rotate, the bending segment that can step down after the driving mechanism driving supporting plate rotation are rotated with duct work.When pipe fitting is installed, one end is by clamping swinging mechanism clamping and positioning, and the bending part of the other end is positioned by auxiliary positioning mechanism, and whole pipe fitting can be made to be on horizontal plane, so as to lift the processing quality of drilling.

Description

Automatic header drilling machine

【Technical field】

The invention relates to pipeline drilling, in particular to an automatic drilling machine for collecting pipes.

【Background technique】

At present, the drillers of some headers usually weld the pipe fittings at both ends at 90 degrees before drilling, and the general drilling machine usually only clamps one end of the pipe fittings for positioning. For the pipe fittings welded at 90 degrees, Because the bending section welded at the rear end affects the center of gravity of the entire pipe, it is difficult to maintain the level of the pipe simply by clamping and positioning at one end, which will affect the position accuracy of the drilling and affect the quality of the drilling.

【Content of invention】

In order to solve the problem of unstable positioning of pipe fittings welded at 90° in the prior art, the present invention provides an automatic header drilling machine with a relatively simple structure.

The present invention is achieved through the following technical solutions:

The header automatic drilling machine includes a frame, and the frame is equipped with,

The clamping swing angle mechanism can clamp the pipeline workpiece and make the pipeline workpiece rotate along its own axis;

The drilling mechanism is located on one side of the pipeline workpiece clamped by the clamping swing angle mechanism, and can move along the length direction of the pipeline workpiece on the frame and can perform drilling processing on the pipeline workpiece;

The auxiliary clamping mechanism is located on the other side of the pipeline workpiece clamped by the clamping swing angle mechanism, and can move along the length direction of the pipeline workpiece on the frame, and the first auxiliary clamping mechanism is provided with a compressible Compression components on the outer surface of the piping workpiece;

The auxiliary positioning mechanism is located on one side of the auxiliary clamping mechanism and is used to support the bending section of the pipeline workpiece, which includes a supporting plate and a driving mechanism for driving the supporting plate to rotate, and the driving mechanism drives the supporting plate After the supporting plate is rotated, the bending section can be made to rotate with the pipeline workpiece.

In the automatic drilling machine for headers as described above, the auxiliary clamping mechanism includes a first auxiliary clamping mechanism and a second auxiliary clamping mechanism arranged along the length direction of the pipeline workpiece, and the auxiliary positioning mechanism is arranged on the on the second auxiliary clamping mechanism.

According to the above-mentioned automatic drilling machine for manifolds, the driving mechanism includes a rotating rod located at the rear end of the second auxiliary clamping mechanism and connected to the rear end of the supporting plate, and a The drive cylinder is used to drive the rotating rod to rotate, the driving cylinder is provided with a rack that can move linearly, and one end of the rotating rod is provided with a gear that cooperates with the rack for transmission.

According to the above-mentioned automatic drilling machine for headers, the length of the supporting plate is at least greater than the length of the bending section of the pipeline workpiece.

As for the automatic drilling machine for headers as described above, the frame is provided with a first guide rail arranged along its length direction, and the first auxiliary clamping mechanism is provided on the first guide rail and can be The first moving seat that moves, the pressing assembly includes a first lower clamping block and a first upper clamping block arranged on the first moving seat, and the first moving seat is also provided with a drive to drive the first upper clamping block The block moves relative to the first motor of the first lower clamping block, and the first upper clamping block and the first lower clamping block are provided with an arc-shaped notch that matches the outer surface of the pipeline workpiece.

In the automatic drilling machine for headers as described above, the second auxiliary clamping mechanism includes a second movable seat arranged on the first guide rail and movable along the first guide rail, and the pressing assembly also includes a second movable seat arranged on the first guide rail. The second lower clamping block on the second moving base and the second upper clamping block, the second moving base is also provided with a second motor that drives the second upper clamping block to move relative to the second lower clamping block, and The second upper clamping block and the second lower clamping block are provided with arc-shaped notches matching the outer surface of the pipeline workpiece.

In the above-mentioned automatic drilling machine for headers, the first guide rail includes a guide part and a slide rail located on the side of the guide part, the cross-sectional shape of the upper end of the slide rail is triangular, and the guide part is provided with a In the case of an inverted "T"-shaped guide groove opened in the length direction, the lower ends of the first and second moving seats are provided with sliding seats that cooperate with the slide rails, and the sliding seats are provided with and extending into To the inverted "T" shaped slider in the guide groove.

In the above-mentioned automatic drilling machine for manifolds, the drilling mechanism includes a drill bit opposite to the pipeline workpiece, a rotating motor that drives the drill bit to rotate, a first moving mechanism that drives the drill bit to move relative to the pipeline workpiece, and a driving mechanism that drives the drill bit to rotate. The drill bit, the rotating motor and the second moving mechanism that the first moving mechanism moves on the frame;

The first moving mechanism includes a first-level sliding seat for installing the drill bit and a rotating motor, a second-level sliding seat below the first-level sliding seat, a base located under the second-level sliding seat, driving the first-level sliding seat a first drive motor that moves relative to the secondary slide, and a second drive assembly that drives the secondary slide to move relative to the base;

The frame is provided with a second guide rail, and the second moving mechanism includes a sliding seat that cooperates with the second guide rail, a second drive motor that drives the sliding seat to move on the second guide rail, and the second The driving motor is provided with a transmission screw, and the sliding seat is provided with a transmission part matched with the transmission screw.

In the above-mentioned automatic drilling machine for manifolds, the clamping and swinging mechanism is a three-jaw chuck, and the axes of the three-jaw chuck and the drill bit are located on the same horizontal plane.

Compared with prior art, the present invention has following advantage:

1. The present invention provides an automatic drilling machine for manifolds, which adds an auxiliary positioning mechanism. For the bending part of the pipe fittings welded at 90°, when the pipe fittings are installed, one end is clamped and positioned by the clamping swing angle mechanism, and The bending part at the other end is positioned by the auxiliary positioning mechanism, which can make the entire pipe fitting on the horizontal plane, thereby improving the processing quality of the drilling. In addition, the supporting plate of the auxiliary positioning mechanism can be rotated. When the pipe fitting drilling needs to change the angle , the supporting plate rotates to make way for the bending part to rotate with the pipe, so that it will not interfere with the drilling process. The simple mechanism improves the processing quality of the drilling machine, and is fast and efficient.

2. The present invention adopts the double auxiliary clamping mechanism, usually the length of the pipeline workpiece is relatively long, through the double auxiliary clamping mechanism, it can keep the middle part stable during the drilling process, thereby improving the quality of the drilling process, and assisting The positioning mechanism is arranged on the second auxiliary clamping mechanism and can move together with the second auxiliary clamping mechanism, which is beneficial to simplify the structure of the machine, thereby reducing the cost and facilitating maintenance.

【Description of drawings】

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is the structural representation one of header automatic drilling machine of the present invention;

Fig. 2 is the structure schematic diagram two of the manifold automatic drilling machine of the present invention;

Fig. 3 is the structure schematic diagram three of the manifold automatic drilling machine of the present invention;

Fig. 4 is a structural schematic diagram of a second auxiliary clamping mechanism;

FIG. 5 is an enlarged view of part A of FIG. 3 .

【Detailed ways】

In order to make the technical problems, technical solutions and beneficial effects solved by the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

The present invention is achieved through the following technical solutions:

As shown in Figures 1 to 5, the manifold automatic drilling machine includes a frame 1, and the frame 1 is provided with a clamping swing angle mechanism 2, which can clamp the pipeline workpiece 9 and make the pipeline workpiece 9 Rotate along its own axis; the drilling mechanism 3 is located on the side of the pipeline workpiece 9 clamped by the clamping swing angle mechanism 2, and can move along the length direction of the pipeline workpiece 9 on the frame 1 and can move the pipeline workpiece 9 9 for drilling; the auxiliary clamping mechanism 4 is located on the other side of the pipeline workpiece 9 clamped by the clamping swing angle mechanism 2, and can move along the length direction of the pipeline workpiece 9 on the frame 1, and the second An auxiliary clamping mechanism 4 is provided with a pressing assembly that can be pressed on the outer surface of the pipeline workpiece 9; an auxiliary positioning mechanism 5 is located on one side of the auxiliary clamping mechanism 4 for supporting the bending of the pipeline workpiece 9 Section 901 , which includes a supporting plate 501 and a driving mechanism for driving the supporting plate 501 to rotate. After the driving mechanism drives the supporting plate 501 to rotate, the bending section 901 can make way for the pipe workpiece 9 to rotate. The invention provides an automatic drilling machine for collecting pipes, which adds an auxiliary positioning mechanism. For the bending part of the pipe fittings welded at 90°, when the pipe fittings are installed, one end is clamped and positioned by a clamping swing angle mechanism, and the other end The bending part is positioned by the auxiliary positioning mechanism, which can make the entire pipe fitting on the horizontal plane, thereby improving the processing quality of the drilling. In addition, the supporting plate of the auxiliary positioning mechanism can be rotated. When the pipe fitting drilling needs to change the angle, the bearing The supporting plate rotates so that the bending part rotates with the pipe so that it will not interfere with the drilling process. The simple mechanism improves the processing quality of the drilling machine, and it is fast and efficient.

In addition, a cushion can also be added on the upper end surface of the supporting plate 501, and the cushion can be pressed against the cushion when the pipeline workpiece is placed so that the cushion deforms with the shape of the pipeline workpiece, increasing the contact area with the pipeline workpiece, and for Small deviations in the outer diameter can play a certain role in height compensation.

Wherein, the auxiliary clamping mechanism 4 includes a first auxiliary clamping mechanism 401 and a second auxiliary clamping mechanism 402 arranged along the length direction of the pipeline workpiece 9, and the auxiliary positioning mechanism 5 is arranged on the second auxiliary clamping mechanism. Institution 402 on. Double auxiliary clamping mechanism is adopted, usually the length of the pipeline workpiece is longer, through the double auxiliary clamping mechanism, it can keep the middle part stable during the drilling process, so as to improve the quality of drilling processing, and the auxiliary positioning mechanism is set at the second The second auxiliary clamping mechanism can move together with the second auxiliary clamping mechanism, which is beneficial to simplify the structure of the machine, thereby reducing costs and facilitating maintenance.

Wherein, the driving mechanism includes a rotating rod 502 located at the rear end of the second auxiliary clamping mechanism 402 and connected to the rear end of the supporting plate 501, which is arranged on the second auxiliary clamping mechanism 402 for driving the The rotating rod 502 rotates a driving cylinder 503, the driving cylinder 503 is provided with a rack 504 which can move linearly, and one end of the rotating rod 502 is provided with a gear 505 which cooperates with the rack 504 for transmission. After drilling a row of holes, when another row of holes needs to be drilled at a downward rotation angle, the supporting plate 501 of the auxiliary positioning mechanism is driven by the rack and pinion mechanism, and swings downwards to avoid the rotation of the workpiece. And the rack is driven by the oil cylinder, the transmission is stable and fast, and by setting the length of the rack and the stroke of the oil cylinder, the supporting plate can be quickly rotated and closed, and the supporting plate only needs to be rotated 90 degrees to give way to the pipeline workpiece .

The length of the supporting plate 501 is at least greater than the length of the bending section 901 of the pipeline workpiece. This drilling machine plays a supporting role when the bending part of the pipeline workpiece is in the horizontal position. When the bending part rotates to a non-horizontal plane, the supporting plate rotates to give way, and the length of the supporting plate can also be set. The longer one can also play the role of supporting positioning when the bending part of the pipeline workpiece is rotated to the horizontal plane but on the other side opposite to it.

In addition, the frame 1 is provided with a first guide rail 101 arranged along its lengthwise direction, and the first auxiliary clamping mechanism 401 includes a first moving mechanism arranged on the first guide rail 101 and capable of moving along the first guide rail 101. Seat 4011, the pressing assembly includes a first lower clamping block 4012 and a first upper clamping block 4013 arranged on the first moving base 4011, and the first moving base 4011 is also provided with a drive to drive the first upper clamping block The block 4013 moves relative to the first motor 4014 of the first lower clamping block 4012 , and the first upper clamping block 4013 and the first lower clamping block 4012 are provided with arc-shaped notches matching the outer surface of the pipeline workpiece 9 . The second auxiliary clamping mechanism 402 includes a second movable seat 4021 arranged on the first guide rail 101 and movable along the first guide rail 101, and the pressing assembly further includes a second movable seat 4021 arranged on the second movable seat 4021. The lower clamping block 4022 is a second upper clamping block 4023, and the second moving seat 4021 is also provided with a second motor 4024 that drives the second upper clamping block 4023 to move relative to the second lower clamping block 4022, and the The second upper clamping block 4023 and the second lower clamping block 4022 are provided with arc-shaped notches matching the outer surface of the pipeline workpiece 9 . Usually the length of the pipeline workpiece is long, and the double auxiliary clamping mechanism can keep the middle part stable during the drilling process, thereby improving the quality of the drilling process. Moreover, a cushion layer can be added on the clamping surfaces of the first upper clamping block 4013 and the second upper clamping block 4023 to prevent damage to the surface of the pipeline workpiece during the clamping process.

Wherein, the first guide rail 101 includes a guide part 1011 and a slide rail 1012 located on the side of the guide part. The cross-sectional shape of the upper end of the slide rail is triangular. For the "T" shaped guide groove, the lower ends of the first moving seat 4011 and the second moving seat 4012 are provided with a sliding seat 1013 cooperating with the slide rail 1012, and the sliding seat 1013 is provided with and extends into To the inverted "T" shaped slider in the guide groove. Increased stability during movement.

In addition, the drilling mechanism 3 includes a drill bit 301 opposite to the pipeline workpiece 9, a rotating motor 302 that drives the drill bit to rotate, a first moving mechanism that drives the drill bit to move relative to the pipeline workpiece 9, and drives the drill bit 301 to rotate. The motor 302 and the second moving mechanism that the first moving mechanism moves on the frame 1; the first moving mechanism includes a primary sliding seat 303 for installing the drill bit 301 and the rotating motor 302, and is located on the primary sliding seat 303. The secondary sliding seat 304 below, the base 305 positioned under the secondary sliding seat 304, the first driving motor 306 that drives the primary sliding seat 303 to move relative to the secondary sliding seat 304, and drives the secondary sliding seat 304 to move relative to the secondary sliding seat 304. The second drive assembly for the movement of the base 305; the use of a two-stage slide seat can effectively increase the stroke of the drill bit in a small space, and the upper end of the two-stage slide seat 304 is provided with a first-stage slide rail for the slide of the first-stage slide seat. The first driving motor 306 drives the first-level sliding seat to move to make the drill bit perform drilling work. The second driving component adopts a manual runner, which can be driven by the screw and the second-level sliding seat so that the second-level sliding seat can slide on the base to realize Fine-tuning or manual drilling to meet more drilling requirements.

The frame 1 is provided with a second guide rail 102, and the second moving mechanism includes a sliding seat 307 cooperating with the second guide rail 102, a second drive for driving the sliding seat 307 to move on the second guide rail 102 The motor 308, the second drive motor 308 is provided with a transmission screw 3081, and the sliding seat 307 is provided with a transmission part that cooperates with the transmission screw 3081.

The clamping swing angle mechanism 2 is a three-jaw chuck, and the axes of the three-jaw chuck and the drill bit are located on the same horizontal plane. The three-jaw chuck can be driven by pneumatic or hydraulic pressure, and then connected by a servo motor to drive the chuck to rotate, so that the drill bit can drill holes at different angles on the workpiece.

The invention provides an automatic drilling machine for collecting pipes, which adds an auxiliary positioning mechanism. For the bending part of the pipe fittings welded at 90°, when the pipe fittings are installed, one end is clamped and positioned by the clamping swing angle mechanism, and the other end The bending part is positioned by the auxiliary positioning mechanism, which can make the entire pipe fitting on the horizontal plane, thereby improving the processing quality of the drilling. In addition, the supporting plate of the auxiliary positioning mechanism can be rotated. When the pipe fitting drilling needs to change the angle, the bearing The supporting plate rotates so that the bending part rotates with the pipe so that it will not interfere with the drilling process. The simple mechanism improves the processing quality of the drilling machine, and is fast and efficient.

The foregoing is one or more implementation modes provided in conjunction with specific content, and it is not considered that the specific implementation of the present invention is limited to these descriptions. Any approach or similarity to the method and structure of the present invention, or some technical deduction or replacement based on the concept of the present invention should be regarded as the scope of protection of the present invention.

Claims (9)

1. An automatic drilling machine for manifolds, comprising a frame (1), characterized in that, the frame (1) is provided with, The clamping swing angle mechanism (2) can clamp the pipeline workpiece (9) and make the pipeline workpiece (9) rotate along its own axis; The drilling mechanism (3) is located on the side of the pipeline workpiece (9) clamped by the clamping swing angle mechanism (2), and can move along the length direction of the pipeline workpiece (9) on the frame (1) and can Drilling the pipeline workpiece (9); The auxiliary clamping mechanism (4) is located on the other side of the pipeline workpiece (9) clamped by the clamping swing angle mechanism (2), and can be placed on the frame (1) along the length direction of the pipeline workpiece (9). move, and the first auxiliary clamping mechanism (4) is provided with a compression assembly that can be compressed on the outer surface of the pipeline workpiece (9); Auxiliary positioning mechanism (5), located on one side of the auxiliary clamping mechanism (4), is used to support the bending section (901) of the channel workpiece (9), which includes a supporting plate (501) and drives the supporting The driving mechanism for the rotation of the supporting plate (501), the driving mechanism drives the supporting plate (501) to rotate, and can make way for the bending section (901) to rotate with the pipeline workpiece (9). 2. The collecting pipe automatic drilling machine according to claim 1, characterized in that, the auxiliary clamping mechanism (4) comprises a first auxiliary clamping mechanism (401) arranged along the length direction of the pipeline workpiece (9) ) and a second auxiliary clamping mechanism (402), the auxiliary positioning mechanism (5) is arranged on the second auxiliary clamping mechanism (402). 3. The manifold automatic drilling machine according to claim 2, characterized in that, the driving mechanism includes a rear end of the second auxiliary clamping mechanism (402) and is connected to the support plate (501) The rotating rod (502) connected to the rear end, the driving oil cylinder (503) used to drive the rotating rod (502) on the second auxiliary clamping mechanism (402), the driving oil cylinder (503) is provided with A rack (504) that can move linearly, and a gear (505) cooperating with the rack (504) for transmission is provided on one end of the rotating rod (502). 4. The collecting pipe automatic drilling machine according to claim 1, characterized in that, the length of the supporting plate (501) is at least greater than the length of the bending section (901) of the pipeline workpiece. 5. The manifold automatic drilling machine according to claim 2, characterized in that, the frame (1) is provided with a first guide rail (101) arranged along its length direction, and the first auxiliary clip The tightening mechanism (401) includes a first moving seat (4011) arranged on the first guide rail (101) and movable along the first guide rail (101), and the pressing assembly includes a The first lower clamping block (4012) and the first upper clamping block (4013), and the first moving seat (4011) is also equipped with a drive to drive the first upper clamping block (4013) relative to the first lower clamping The block (4012) is moved by a first motor (4014), and the first upper clamping block (4013) and the first lower clamping block (4012) are provided with arc-shaped notches matching the outer surface of the pipeline workpiece (9). 6. The manifold automatic drilling machine according to claim 5, characterized in that, the second auxiliary clamping mechanism (402) includes a clamping mechanism arranged on the first guide rail (101) and capable of moving along the first guide rail (101). ) moving the second moving seat (4021), the pressing assembly also includes a second lower clamping block (4022) and a second upper clamping block (4023) arranged on the second moving seat (4021), the first The second moving seat (4021) is also provided with a second motor (4024) that drives the second upper clamping block (4023) to move relative to the second lower clamping block (4022), and the second upper clamping block ( 4023) and the second lower clamping block (4022) are provided with an arc-shaped notch matching the outer surface of the pipeline workpiece (9). 7. The manifold automatic drilling machine according to claim 6, characterized in that, the first guide rail (101) comprises a guide part (1011) and a slide rail (1012) positioned at the side of the guide part, the slide The cross-sectional shape of the upper end of the rail is triangular, and the guide part (1011) is provided with an inverted "T"-shaped guide groove along the length direction of the frame (1). The first moving seat (4011) and the second moving seat (4011) The lower end of the seat (4012) is equipped with a sliding seat (1013) that matches the slide rail (1012), and the sliding seat (1013) is provided with an inverted "T" extending into the guide groove. shape slider. 8. The collecting pipe automatic drilling machine according to claim 1, characterized in that, the drilling mechanism (3) comprises a drill bit (301) opposite to the pipeline workpiece (9), a rotary device for driving the drill bit to rotate The motor (302), the first moving mechanism that drives the drill bit to move relative to the pipeline workpiece (9), and the first moving mechanism that drives the drill bit (301), the rotating motor (302) and the first moving mechanism to move on the frame (1) 2. Mobile mechanism; The first moving mechanism includes a primary sliding seat (303) for installing the drill bit (301) and a rotating motor (302), a secondary sliding seat (304) located below the primary sliding seat (303), a The base (305) below the secondary sliding seat (304), the first drive motor (306) that drives the first-level sliding seat (303) to move relative to the secondary sliding seat (304), drives the secondary sliding seat ( 304) a second drive assembly that moves relative to the base (305); The frame (1) is provided with a second guide rail (102), and the second moving mechanism includes a sliding seat (307) matched with the second guide rail (102), driving the sliding seat (307) The second driving motor (308) that moves on the second guide rail (102), the second driving motor (308) is provided with a transmission screw (3081), and the sliding seat (307) is provided with the transmission screw (3081) Cooperating transmission part. 9. The manifold automatic drilling machine according to claim 8, characterized in that, the clamping swing angle mechanism (2) is a three-jaw chuck, and the axes of the three-jaw chuck and the drill bit are located on the same horizontal plane superior.