CN111318772A

CN111318772A - Sleeve tapping equipment

Info

Publication number: CN111318772A
Application number: CN202010282527.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Hao Ruiyi
Current assignee: Hao Ruiyi
Priority date: 2020-04-12
Filing date: 2020-04-12
Publication date: 2020-06-23

Abstract

The invention relates to the field of automatic processing equipment, in particular to casing tapping equipment which comprises a material returning and transferring table, wherein a feeding station, a tapping station, a cleaning station and an unloading station are sequentially arranged around the axis of the material returning and transferring table, the feeding station is provided with a feeding mechanism, the tapping station is provided with a casing fixing mechanism and a self-cleaning tapping machine, the cleaning station is provided with a second chip cleaning mechanism, and the unloading station is provided with a discharging mechanism.

Description

Sleeve tapping equipment

Technical Field

The invention relates to the field of automatic processing equipment, in particular to casing tapping equipment.

Background

The common connecting sleeve is a straight thread sleeve, which is a steel sleeve for a steel bar mechanical joint for transmitting the axial tension or pressure of a steel bar. The straight thread sleeve is divided into a direct rolling straight thread sleeve, a rib-stripping rolling straight thread sleeve and an upsetting straight thread sleeve.

Although an automatic sleeve tapping machine is available at present, most of the conventional sleeve tapping processes still depend on manual work to complete the operation, and therefore certain dangerousness exists.

Because carry out the tapping through the manual work, can be with the screw tap design for detachable construction, the back screw tap that the tapping finishes falls through telescopic hole naturally, installs the drive end of returning the tapping machine again through the screw tap that the workman will fall, can carry out next tapping process, has removed the process of moving back the sword from, and machining efficiency is higher than automatic tapping machine.

However, with the rising labor costs, the wages of workers have gradually exceeded the use costs of automatic tapping machines, so there is a necessary trend to change the sleeve tapping to automation.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the casing tapping equipment, the equipment can be used for fully automatically tapping the casing, the efficiency is high, chips in the casing can be automatically cleaned after tapping is finished, and the production efficiency is further improved.

In order to solve the technical problems, the invention provides the following technical scheme:

the utility model provides a sleeve pipe tapping equipment, is applied to and carries out tapping processing to the sleeve pipe, shifts the material platform including returning, and the axis order of surrounding to shift the material platform is provided with material loading station, tapping station, clean station, the station of unloading, and the material loading station is provided with feed mechanism, and the tapping station is provided with sleeve pipe fixed establishment and automatically cleaning tapping machine, and clean station is provided with second smear metal clearance mechanism, and the station of unloading is provided with discharge mechanism.

Preferably, the material platform is shifted including the workstation to the return, rotary actuator, the gyration dish, lateral part guide strip, the strip is held in the palm to the bottom, rotary actuator, lateral part guide strip, bottom guide strip and workstation fixed connection, rotary actuator's the vertical upwards setting of output shaft, the gyration dish level sets up and its axle center and rotary actuator's output shaft fixed connection, the gyration dish is the disc shape, the edge of gyration dish is provided with a plurality of sleeve pipe holding tanks anastomotic with the sleeve pipe outer wall, the sleeve pipe holding tank encircles the axis equipartition of gyration dish, the lateral part guide strip, the bottom holds in the palm the strip and all is coaxial with the gyration dish, the lateral part guide strip is located the outside of gyration dish, the bottom holds in the palm the strip and is located the below of gyration dish, the bottom holds in the palm the strip and overlaps.

Preferably, the lateral guide strip comprises a feeding guide strip, a rotating guide strip and a discharging guide strip which are connected in sequence, the rotating guide strip is arranged around the rotating disc, a distance equal to the radius of the sleeve is reserved between the inner wall of the rotating guide strip and the axis of the sleeve accommodating groove, a first opening for the sleeve to move horizontally into is formed in the intersection of the rotating guide strip and the feeding mechanism, and a second opening for the sleeve to move horizontally out is formed in the intersection of the rotating guide strip and the discharging mechanism; the feeding guide strip starts from the edge of the first opening and extends along the direction opposite to the feeding direction; the discharging guide strip starts from the edge of the second opening and extends along the direction opposite to the discharging direction.

Preferably, one end of the peripheral wall of the sleeve containing groove is in transitional connection with the peripheral wall of the rotary disc through a material pushing edge, a surface where the axis of the sleeve containing groove and the axis of the rotary disc are located is used as a reference surface, the material pushing edge is located on one side, facing the opposite direction of movement of the sleeve containing groove, of the reference surface, the material pushing edge is an arc-shaped edge with the circle center located inside the rotary disc, and the included angle between the tangent line of the abutting portion of the material pushing edge and the sleeve and the reference surface is larger than.

Preferably, the other end of sleeve pipe holding tank perisporium passes through ejection of compact limit transitional coupling with the perisporium of gyration dish, and the ejection of compact limit is located the reference surface towards the ascending one side of sleeve pipe holding tank moving direction, and the ejection of compact limit is the straight flange, and the ejection of compact limit leans on the tangent line at position and the contained angle between the reference surface with the sleeve pipe to be greater than 45, and the extending direction of ejection of compact guide strip is parallel with the ejection of compact limit that is located the station of unloading.

Preferably, the feeding mechanism and the discharging mechanism both comprise a conveyor and a transition platform, the working surfaces of the conveyor and the transition platform are flush with the height of the bottom support strip, the conveyor is arranged towards the return transfer material platform, the transition platform is positioned between the conveyor and the bottom support strip, and a slit is reserved between the transition platform and the working surface of the conveyor and between the transition platform and the bottom support strip.

Preferably, the sleeve fixing mechanism comprises a sliding table, a first linear driver and an electric three-jaw chuck, the sliding table is horizontally arranged, a non-working part of the sliding table and a non-working part of the first linear driver are both fixedly connected with the working table, a working part of the first linear driver is fixedly connected with the working part of the sliding table, the working direction of the first linear driver is perpendicular to the axis of the rotary disc, the working part of the electric three-jaw chuck is vertically arranged upwards, and the non-working part of the electric three-jaw chuck is fixedly connected with the working part of the sliding table; the bottom supporting strip comprises a fixed supporting strip and a movable supporting strip, the fixed supporting strip is fixedly connected with the workbench, and the movable supporting strip is fixedly connected with the working part of the sliding table; when the working end of the first linear driver is positioned at the end point of the stroke of the first linear driver, the fixed support strip and the movable support strip are combined into a complete circular ring shape; when the working end of the first linear driver is positioned at the starting point of the stroke of the first linear driver, the electric three-jaw chuck is positioned right below the sleeve accommodating groove positioned at the tapping station; the side of the movable supporting strip is provided with a transition supporting strip which horizontally extends towards the electric three-jaw chuck.

Preferably, automatically cleaning tapping machine is including full-automatic tapping machine, first smear metal clearance mechanism is including first gallows, first trachea, the haplopore air nozzle, 4b4, full-automatic tapping machine sets up directly over the tapping station, first gallows and full-automatic tapping machine's non-work portion fixed connection, first trachea and first gallows fixed connection, haplopore air nozzle fixed mounting is in first tracheal end of giving vent to anger, the haplopore air nozzle is located the work end side of full-automatic tapping machine and the work end of perpendicular orientation full-automatic tapping machine.

Preferably, second smear metal clearance mechanism is including second straight line driver, the second gallows, the second trachea, porous air nozzle, second straight line driver sets up directly over clean station, the vertical downward setting of work end of second straight line driver, the second gallows is installed in the work end of second straight line driver, tracheal middle part of second and second gallows fixed connection, the vertical setting of second trachea, tracheal bottom and porous air nozzle intercommunication of second, porous air nozzle's venthole has a plurality ofly and the level encircles the tracheal axis equipartition of second.

Preferably, the second chip cleaning mechanism further comprises a swing driver, a rotating shaft of the swing driver is vertically arranged, a non-working part of the swing driver is fixedly connected with a working end of the second linear driver, and a working part of the swing driver is fixedly connected with the second hanging bracket.

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

the sleeve pipe passes through feed mechanism and removes the material loading station that moves the material platform to the gyration, and the sleeve pipe is moved the material platform drive by the gyration afterwards and is passing through tapping station, clean station, the station of unloading in proper order, and sleeve pipe fixed establishment makes it can not remove with the sleeve pipe is fixed, and the tapping processing is carried out to the sleeve pipe automatically to the automatically cleaning tapping machine, and the sleeve pipe after the processing is accomplished is cleared up its inside smear metal by second smear metal clearance mechanism at clean station, then the sleeve pipe removes to the station of unloading and is shifted out the production line by discharge mechanism.

This equipment can be full-automatic carries out tapping processing to the sleeve pipe, and is efficient to can also clear up the inside smear metal of sleeve pipe automatically after the tapping is accomplished, further improve production efficiency.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a perspective view of the self-cleaning threading machine of the present invention;

FIG. 4 is an elevation view of a second chip clearing mechanism of the invention;

FIG. 5 is a perspective view of a second chip clearing mechanism of the present invention;

FIG. 6 is a top view of the material returning and transferring table and the sleeve fixing mechanism in the tapping state according to the present invention;

FIG. 7 is a sectional view taken along line A-A of FIG. 6;

FIG. 8 is a perspective view of the material return and transfer table and sleeve fixing mechanism of the present invention in a tapping state;

FIG. 9 is a top view of the material returning and transferring table and the sleeve fixing mechanism in the material transferring state according to the present invention;

FIG. 10 is a perspective view of the material returning and transferring table and the sleeve fixing mechanism in the material transferring state of the present invention;

the reference numbers in the figures are:

1-returning the material transferring platform; 1 a-a turn disc; 1a 1-cannula receiving slot; 1a 2-pusher edge; 1a 3-discharge edge; 1 b-feeding guide strips; 1 c-rotating the guide strip; 1 d-discharging guide strip; 1 e-fixing the supporting strip; 1 f-movable supporting strip; 1f 1-transition carrier strip;

2-a feeding mechanism; 2 a-a first belt conveyor; 2 b-a first transition platform;

3-a sleeve fixing mechanism; 3 a-a slide table; 3 b-a first linear driver; 3 c-an electric three-jaw chuck;

4-self-cleaning tapping machine; 4 a-full automatic tapping machine; 4 b-a first scrap removal mechanism; 4b1 — first hanger; 4b 2-first trachea; 4b 3-Single hole air jet;

5-a second chip cleaning mechanism; 5 a-a second linear drive; 5 b-a wobble drive; 5 c-a second hanger; 5 d-second trachea; 5 e-a multi-orifice air nozzle;

6-a discharging mechanism; 6 a-a second belt conveyor; 6 b-second transition platform.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", 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," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model provides a sleeve pipe tapping equipment, is applied to and carries out tapping processing to the sleeve pipe, as shown in fig. 1 to 10, including returning to shift material platform 1, the axis order that encircles returning to shift material platform 1 is provided with feed station, tapping station, clean station, the station of unloading, and the feed station is provided with feed mechanism 2, and the tapping station is provided with sleeve pipe fixed establishment 3 and self-cleaning tapping machine 4, and clean station is provided with second smear metal clearance mechanism 5, and the station of unloading is provided with discharge mechanism 6.

The sleeve pipe passes through feed mechanism 2 and removes the material loading station that moves material platform 1 to the gyration, the sleeve pipe is moved material platform 1 drive by the gyration afterwards and is passing through the tapping station in proper order, clean station, the station of unloading, sleeve pipe fixed establishment 3 makes it can not remove with the sleeve pipe is fixed, automatically cleaning tapping machine 4 carries out tapping to the sleeve pipe automatically, the sleeve pipe after the processing is accomplished is cleared up its inside smear metal by second smear metal clearance mechanism 5 at clean station, then the sleeve pipe moves to the station of unloading and is shifted out the production line by discharge mechanism 6.

As shown in fig. 6 to 10, the material returning and transferring table 1 includes a working table, a rotary driver, a rotary disk 1a, a lateral guiding strip, a bottom supporting strip, the rotary driver, the lateral guiding strip, the bottom guiding strip and the working table are fixedly connected, an output shaft of the rotary driver is vertically and upwardly arranged, the rotary disk 1a is horizontally arranged and an axis thereof is fixedly connected with the output shaft of the rotary driver, the rotary disk 1a is in a disk shape, a plurality of sleeve accommodating grooves 1a1 matched with an outer wall of a sleeve are arranged at an edge of the rotary disk 1a, the sleeve accommodating grooves 1a1 are uniformly distributed around an axis of the rotary disk 1a, the lateral guiding strip and the bottom supporting strip are coaxial with the rotary disk 1a, the lateral guiding strip is located at an outer side of the rotary disk 1a, the bottom supporting strip is located below the rotary disk 1a, and a movement track of the bottom supporting strip coincides with an axis of the sleeve accommodating groove 1.

Rotatory driver is accurate electric turntable, rotatory driver is used for driving the gyration and coils 1a rotatory, the edge of gyration dish 1a is provided with four sleeve pipe holding tank 1a1, feed mechanism 2 moves into a sleeve pipe in proper order to every sleeve pipe holding tank 1a1, the sleeve pipe is along with sleeve pipe holding tank 1a1 in proper order through the material loading station, the tapping station, clean station, the station of unloading, lateral part guide strip and sleeve pipe holding tank 1a1 support sheathed tube outer wall from two directions, the sheathed tube diapire is held in the strip from the bottom in the support of bottom, make the sleeve pipe can not drop.

As shown in fig. 9, the lateral guide strip includes a feeding guide strip 1b, a rotation guide strip 1c, and a discharging guide strip 1d, which are connected in sequence, the rotation guide strip 1c is disposed around the rotation disc 1a, a distance equal to the radius of the sleeve is left between the inner wall of the rotation guide strip 1c and the axis of the sleeve accommodating groove 1a1, a first opening for the sleeve to move horizontally into is disposed at the intersection of the rotation guide strip 1c and the feeding mechanism 2, and a second opening for the sleeve to move horizontally out is disposed at the intersection of the rotation guide strip 1c and the discharging mechanism 6; the feeding guide strip 1b starts from the edge of the first opening and extends along the direction opposite to the feeding direction; the discharge guide strip 1d extends from the edge of the second opening in the opposite direction to the discharge direction.

The feeding guide strip 1b is used for guiding the sleeve to move from the output end of the feeding mechanism 2 to the inside of the sleeve accommodating groove 1a1 which is positioned beside the first opening through the first opening; the discharging guide strip 1d is used for guiding the sleeve to start from the inside of the sleeve accommodating groove 1a1 which is positioned at the side of the second opening and move to the input end of the discharging mechanism 6 through the second opening; the rotary guide strip 1c and the sleeve accommodating groove 1a1 are pressed against the outer wall of the sleeve from the inner direction and the outer direction, so that the sleeve is always coaxial with the sleeve accommodating groove 1a1 in the material moving process.

As shown in fig. 9, one end of the peripheral wall of the sleeve accommodating groove 1a1 is transitionally connected with the peripheral wall of the rotary disk 1a through a pushing edge 1a2, a surface where the axis of the sleeve accommodating groove 1a1 and the axis of the rotary disk 1a are located is taken as a reference surface, the pushing edge 1a2 is located on one side of the reference surface in the direction opposite to the direction in which the sleeve accommodating groove 1a1 moves, the pushing edge 1a2 is taken as an arc-shaped edge whose center is located inside the rotary disk 1a, and an included angle between a tangent line of the pushing edge 1a2 and the abutting position of the sleeve and the reference surface is greater.

When the sleeve to be unloaded moves to the second opening, the sleeve is blocked by the discharging guide strip 1d and cannot move continuously along with the sleeve accommodating groove 1a1, at the moment, the axis of the sleeve is located on the reference surface, when the rotary disk 1a continues to rotate, the pushing edge 1a2 applies two forces to act on the sleeve, wherein the force for pushing the sleeve outwards along the radial line of the rotary disk 1a by the pushing edge 1a2 is F1, and the force for pushing the sleeve inwards towards the feeding station along the tangent line of the rotary disk 1a by the pushing edge 1a2 is F2.

Because the included angle between the tangent line of the abutting position of the pushing edge 1a2 and the sleeve and the reference plane is more than 45 degrees, the angle F1 is more than the angle F2, the working end of the arc-shaped outer wall of the pushing edge 1a2 is similar to a cam which is convenient for outward pushing, and the sleeve positioned at the second opening can be smoothly pushed out by the pushing edge 1a2 and moves to the input end of the discharging mechanism 6 along with the rotation of the rotary disc 1 a.

As shown in fig. 9, the other end of the peripheral wall of the sleeve accommodating groove 1a1 is transitionally connected with the peripheral wall of the rotary disk 1a through a discharging edge 1a3, the discharging edge 1a3 is located on one side of the reference surface facing to the moving direction of the sleeve accommodating groove 1a1, the discharging edge 1a3 is a straight edge, the included angle between the tangent line of the abutting part of the discharging edge 1a3 and the sleeve and the reference surface is more than 45 °, and the extending direction of the discharging guide strip 1d is parallel to the discharging edge 1a3 located at the discharging station.

When the sleeve to be unloaded moves to the second opening, the sleeve is blocked by the discharging guide strip 1d and cannot move continuously along with the sleeve accommodating groove 1a1, the rotary disc 1a continues to rotate, the sleeve is pushed out from the sleeve accommodating groove 1a1 through the discharging edge 1a3, and the sleeve is separated from the rotary disc 1a along an angle inclined to the reference plane by more than 45 degrees instead of the rotary disc 1a along an angle parallel to the reference plane because the included angle between the tangent line of the abutting part of the discharging edge 1a3 and the reference plane is more than 45 degrees, so that the friction force between the sleeve and the discharging guide strip 1d is greatly reduced.

As shown in fig. 2 and 9, the feeding mechanism 2 and the discharging mechanism 6 both comprise a conveyor and a transition platform, the working surfaces of the conveyor and the transition platform are both flush with the height of the bottom support strip, the conveyor is arranged towards the return transfer material platform 1, the transition platform is positioned between the conveyor and the bottom support strip, and a slit is left between the transition platform and the working surface of the conveyor and between the transition platform and the bottom support strip.

The feeding mechanism 2 comprises a first belt conveyor 2a and a first transition platform 2b, the output end of the first belt conveyor 2a faces the feeding station, the first transition platform 2b is arranged between the bottom supporting strip and the output end of the first belt conveyor 2a, a small gap is reserved between the edge of the first transition platform 2b and the bottom supporting strip as well as between the edge of the first transition platform 2b and the output end of the first belt conveyor 2a, the sleeve continuously moves towards the feeding station through the first belt conveyor 2a, and the sleeve pushes each other to move from the working surface of the first belt conveyor 2a to the top surface of the bottom supporting strip through the top surface of the first transition platform 2b and finally is clamped into the sleeve accommodating groove 1a 1.

The discharging mechanism 6 comprises a second belt conveyor 6a and a second transition platform 6b, the conveying directions of the first belt conveyor 2a and the second belt conveyor 6a are opposite, and the rest structures and the working principle are the same.

As shown in fig. 7, 8 and 10, the sleeve fixing mechanism 3 includes a sliding table 3a, a first linear actuator 3b and an electric three-jaw chuck 3c, the sliding table 3a is horizontally arranged, both a non-working part of the sliding table 3a and a non-working part of the first linear actuator 3b are fixedly connected with the working table, a working part of the first linear actuator 3b is fixedly connected with the working part of the sliding table 3a, the working direction of the first linear actuator 3b is perpendicular to the axis of the rotary disk 1a, the working part of the electric three-jaw chuck 3c is vertically arranged upwards, and the non-working part of the electric three-jaw chuck 3c is fixedly connected with the working part of the sliding table 3 a; the bottom supporting strip comprises a fixed supporting strip 1e and a movable supporting strip 1f, the fixed supporting strip 1e is fixedly connected with the workbench, and the movable supporting strip 1f is fixedly connected with the working part of the sliding table 3 a; when the working end of the first linear driver 3b is positioned at the end point of the stroke, the fixed supporting strip 1e and the movable supporting strip 1f are combined into a complete circular ring shape; when the working end of the first linear driver 3b is positioned at the starting point of the stroke thereof, the electric three-jaw chuck 3c is positioned right below the sleeve accommodating groove 1a1 at the tapping station; the side of the movable holding strip 1f is provided with a transition holding strip 1f1 horizontally extending towards the electric three-jaw chuck 3 c.

The sleeve moves to the tapping station along with the sleeve receiving slot 1a1, with the working end of the first linear actuator 3b at the end of its travel, the bottom wall of the sleeve resting on the top surface of the movable carrier strip 1f, then the first linear driver 3b is started, the first linear driver 3b is an electric push rod, the first linear driver 3b drives the working part of the sliding table 3a to move towards the direction close to the rotary disc 1a, thereby drive activity holding strip 1f, electronic three-jaw chuck 3c and be close to towards gyration dish 1a, the sheathed tube lateral wall passes the clearance between the clamping jaw of electronic three-jaw chuck 3c and moves towards the center of electronic three-jaw chuck 3c, sheathed tube bottom slides to the work interval center of electronic three-jaw chuck 3c along the top surface of transition holding strip 1f1, and the clamping jaw of electronic three-jaw chuck 3c is tightened up afterwards and can be fixed the sleeve pipe firmly, and the diapire of sleeve pipe still leans on with the top surface of transition holding strip 1f1 this moment.

After tapping is completed, the electric three-jaw chuck 3c is detached from the fixing of the sleeve, the first linear driver 3b drives the working part of the sliding table 3a to move towards the direction far away from the rotary disc 1a, the side wall of the sleeve passes through the gap between the clamping jaws of the electric three-jaw chuck 3c, and the bottom of the sleeve slides along the top surface of the transition supporting strip 1f1 and returns to the movable supporting strip 1 f.

As shown in fig. 3, the self-cleaning tapping machine 4 includes a full-automatic tapping machine 4a and a first chip cleaning mechanism 4b, the first chip cleaning mechanism 4b includes a first hanger 4b1, a first air tube 4b2, a single-hole air nozzle 4b3, a single-hole air nozzle 4b4, the full-automatic tapping machine 4a is disposed right above the tapping station, the first hanger 4b1 is fixedly connected with the non-working portion of the full-automatic tapping machine 4a, the first air tube 4b2 is fixedly connected with the first hanger 4b1, the single-hole air nozzle 4b3 is fixedly mounted at the air outlet end of the first air tube 4b2, and the single-hole air nozzle 4b3 is located beside the working end of the full-automatic tapping machine 4a and vertically faces the working end of the full-automatic tapping machine 4 a.

The air inlet end of the first air pipe 4b2 is communicated with a high-pressure air source, the high-pressure air source is not shown in the figure, the full-automatic tapping machine 4a is a common full-automatic servo tapping machine in the market, the specific structure and the working principle of the full-automatic tapping machine are not described herein, the first hanging bracket 4b1 is used for installing the first air pipe 4b2, so that the single-hole air nozzle 4b3 can vertically face the working end of the full-automatic tapping machine 4a, after tapping of the full-automatic tapping machine 4a is finished, the working end of the full-automatic tapping machine is spirally separated from the sleeve, at the moment, the high-pressure air source blows air towards the working end of the full-automatic tapping machine 4a through the first air pipe 4b2 and the single-hole air nozzle 4b3, and accordingly chips at the working end.

As shown in fig. 4 and 5, the second chip cleaning mechanism 5 includes a second linear actuator 5a, a second hanger 5c, a second air pipe 5d, and a porous air nozzle 5e, the second linear actuator 5a is disposed right above the cleaning station, the working end of the second linear actuator 5a is vertically disposed downwards, the second hanger 5c is mounted at the working end of the second linear actuator 5a, the middle of the second air pipe 5d is fixedly connected with the second hanger 5c, the second air pipe 5d is vertically disposed, the bottom end of the second air pipe 5d is communicated with the porous air nozzle 5e, and the air outlet holes of the porous air nozzle 5e are multiple and horizontally distributed around the axis of the second air pipe 5 d.

The top of second trachea 5d communicates with high-pressure gas source, and not shown in the high-pressure gas source picture, second linear actuator 5a are electric putter, and the sleeve pipe after the tapping moves to the cleaning station, and second linear actuator 5a drive second gallows 5c, second trachea 5d drive porous air nozzle 5e and insert to sheathed tube inside, and high-pressure gas source passes through second trachea 5d, porous air nozzle 5e and spouts the gas towards all around to the inside smear metal of clearance sleeve pipe.

As shown in fig. 4 and 5, the second chip cleaning mechanism 5 further includes a swing actuator 5b, a rotating shaft of the swing actuator 5b is vertically disposed, a non-working portion of the swing actuator 5b is fixedly connected to a working portion of the second linear actuator 5a, and a working portion of the swing actuator 5b is fixedly connected to the second hanger 5 c.

Swing driver 5b is the swing cylinder, porous air nozzle 5e has six ventholes altogether, swing driver 5b drives second gallows 5c and constantly sways at 60 degrees within ranges, thereby make second linear actuator 5a drive second gallows 5c, second trachea 5d drive porous air nozzle 5e insert to the intraduct in the time, swing driver 5b drive second gallows 5c, second trachea 5d drives porous air nozzle 5e and constantly rotates at 60 degrees within ranges repeatedly, thereby clear up the inside smear metal of sleeve pipe more comprehensively.

The working principle of the invention is as follows:

the sleeve is moved to a feeding station of the rotary material moving table 1 through the feeding mechanism 2, and then the sleeve is driven by the rotary material moving table 1 to sequentially pass through a tapping station, a cleaning station and an unloading station;

when the sleeve moves to a tapping station, the first linear driver 3b drives the working part of the sliding table 3a to move towards the direction close to the rotary disc 1a, so as to drive the movable supporting strip 1f and the electric three-jaw chuck 3c to approach towards the rotary disc 1a, the side wall of the sleeve passes through a gap between clamping jaws of the electric three-jaw chuck 3c to move towards the center of the electric three-jaw chuck 3c, the bottom of the sleeve slides to the center of a working section of the electric three-jaw chuck 3c along the top surface of the transition supporting strip 1f1, then the clamping jaws of the electric three-jaw chuck 3c are tightened to firmly fix the sleeve, the bottom wall of the sleeve still abuts against the top surface of the transition supporting strip 1f1, then the full-automatic tapping machine 4a taps the sleeve, the working end of the full-automatic tapping machine 4a is separated from the inside of the sleeve after tapping is completed, a high-pressure air source blows towards the working end of the full-automatic tapping machine 4a through a first air pipe 4b 63, cleaning the cutting scraps at the working end of the full-automatic tapping machine 4 a;

when the sleeve moves to a cleaning station, the second linear driver 5a drives the second hanger 5c and the second air pipe 5d to drive the porous air nozzle 5e to be inserted into the sleeve, meanwhile, the swing driver 5b drives the second hanger 5c and the second air pipe 5d to drive the porous air nozzle 5e to continuously and repeatedly rotate within the range of 60 degrees, and a high-pressure air source sprays air to the periphery through the second air pipe 5d and the porous air nozzle 5e to clean cuttings in the sleeve;

finally, the sleeve moves to the unloading station and is moved out of the production line by the discharging mechanism 6.

Claims

1. The utility model provides a sleeve pipe tapping equipment, is applied to and carries out tapping processing to the sleeve pipe, a serial communication port, including returning material platform (1), the axis order of surrounding back material platform (1) that shifts is provided with material loading station, tapping station, clean station, the station of unloading, the material loading station is provided with feed mechanism (2), the tapping station is provided with sleeve pipe fixed establishment (3) and automatically cleaning tapping machine (4), clean station is provided with second smear metal clearance mechanism (5), the station of unloading is provided with discharge mechanism (6).

2. The tapping apparatus for casing pipe according to claim 1, wherein the material returning and transferring table (1) comprises a working table, a rotary driver, a rotary disk (1 a), a side guide strip and a bottom support strip, the rotary driver, the side guide strip and the bottom guide strip are fixedly connected with the working table, an output shaft of the rotary driver is vertically arranged upwards, the rotary disk (1 a) is horizontally arranged and the axis thereof is fixedly connected with the output shaft of the rotary driver, the rotary disk (1 a) is in a disk shape, a plurality of casing pipe accommodating grooves (1 a 1) matched with the outer wall of the casing pipe are arranged on the edge of the rotary disk (1 a), the casing pipe accommodating grooves (1 a 1) are uniformly distributed around the axis of the rotary disk (1 a), the side guide strip and the bottom support strip are coaxial with the rotary disk (1 a), the side guide strip is positioned outside the rotary disk (1 a), the bottom support strip is positioned below the rotary disk (1 a), the movement track of the axis of the bottom supporting strip is coincident with that of the sleeve accommodating groove (1 a 1).

3. The tapping apparatus for casing pipe according to claim 2, wherein the lateral guide strip comprises a feeding guide strip (1 b), a rotating guide strip (1 c) and a discharging guide strip (1 d) which are connected in sequence, the rotating guide strip (1 c) is arranged around the rotating disc (1 a), a distance equal to the radius of the casing pipe is reserved between the inner wall of the rotating guide strip (1 c) and the axis of the casing pipe accommodating groove (1 a 1), a first opening for the horizontal moving-in of the casing pipe is arranged at the intersection of the rotating guide strip (1 c) and the feeding mechanism (2), and a second opening for the horizontal moving-out of the casing pipe is arranged at the intersection of the rotating guide strip (1 c) and the discharging mechanism (6); the feeding guide strip (1 b) starts from the edge of the first opening and extends along the direction opposite to the feeding direction; the discharge guide strip (1 d) extends from the edge of the second opening in the opposite direction to the discharge direction.

4. The casing tapping device according to claim 2, wherein one end of the peripheral wall of the casing accommodating groove (1 a 1) is transitionally connected with the peripheral wall of the rotary disk (1 a) through a pushing edge (1 a 2), a plane where the axis of the casing accommodating groove (1 a 1) and the axis of the rotary disk (1 a) are located is taken as a reference plane, the pushing edge (1 a 2) is located on one side of the reference plane in the opposite direction of movement of the casing accommodating groove (1 a 1), the pushing edge (1 a 2) is an arc-shaped edge with the center located in the rotary disk (1 a), and the included angle between the tangent of the pushing edge (1 a 2) and the abutting part of the casing and the reference plane is more than 45 degrees.

5. The tapping device for sleeves according to claim 4, wherein the other end of the peripheral wall of the sleeve containing groove (1 a 1) is in transitional connection with the peripheral wall of the rotary disk (1 a) through a discharging edge (1 a 3), the discharging edge (1 a 3) is positioned on one side of the reference surface facing the moving direction of the sleeve containing groove (1 a 1), the discharging edge (1 a 3) is a straight edge, the included angle between the tangent of the abutting part of the discharging edge (1 a 3) and the sleeve and the reference surface is more than 45 degrees, and the extending direction of the discharging guide strip (1 d) is parallel to the discharging edge (1 a 3) positioned at the unloading station.

6. The tapping device for the casing pipe according to claim 2, wherein the feeding mechanism (2) and the discharging mechanism (6) each comprise a conveyor and a transition platform, working surfaces of the conveyor and the transition platform are flush with the height of the bottom supporting strip, the conveyor is arranged towards the material returning and transferring platform (1), the transition platform is located between the conveyor and the bottom supporting strip, and a slit is reserved between the transition platform and the working surfaces of the conveyor and the bottom supporting strip.

7. The casing tapping device according to claim 2, wherein the casing fixing mechanism (3) comprises a sliding table (3 a), a first linear driver (3 b) and an electric three-jaw chuck (3 c), the sliding table (3 a) is horizontally arranged, the non-working part of the sliding table (3 a) and the non-working part of the first linear driver (3 b) are fixedly connected with the working table, the working part of the first linear driver (3 b) is fixedly connected with the working part of the sliding table (3 a), the working direction of the first linear driver (3 b) is perpendicular to the axis of the rotary disc (1 a), the working part of the electric three-jaw chuck (3 c) is vertically arranged upwards, and the non-working part of the electric three-jaw chuck (3 c) is fixedly connected with the working part of the sliding table (3 a); the bottom supporting strip comprises a fixed supporting strip (1 e) and a movable supporting strip (1 f), the fixed supporting strip (1 e) is fixedly connected with the workbench, and the movable supporting strip (1 f) is fixedly connected with the working part of the sliding table (3 a); when the working end of the first linear driver (3 b) is positioned at the end point of the stroke, the fixed supporting strip (1 e) and the movable supporting strip (1 f) are combined into a complete circular ring shape; when the working end of the first linear driver (3 b) is positioned at the starting point of the stroke, the electric three-jaw chuck (3 c) is positioned right below the sleeve accommodating groove (1 a 1) at the tapping station; the side surface of the movable supporting strip (1 f) is provided with a transition supporting strip (1 f 1) which horizontally extends towards the electric three-jaw chuck (3 c).

8. The casing tapping apparatus according to claim 1, wherein the self-cleaning tapping machine (4) comprises a full-automatic tapping machine (4 a), a first chip cleaning mechanism (4 b), the first chip cleaning mechanism (4 b) comprises a first hanger (4 b 1), a first air pipe (4 b 2), single-hole air nozzle (4 b 3), 4b4, full-automatic tapping machine (4 a) set up directly over the tapping station, the non-work portion fixed connection of first gallows (4 b 1) and full-automatic tapping machine (4 a), first trachea (4 b 2) and first gallows (4 b 1) fixed connection, single-hole air nozzle (4 b 3) fixed mounting is in the end of giving vent to anger of first trachea (4 b 2), single-hole air nozzle (4 b 3) are located the working end side of full-automatic tapping machine (4 a) and the working end of perpendicular orientation full-automatic tapping machine (4 a).

9. The casing tapping device according to claim 1, wherein the second chip cleaning mechanism (5) comprises a second linear driver (5 a), a second hanger (5 c), a second air pipe (5 d) and a porous air nozzle (5 e), the second linear driver (5 a) is arranged right above the cleaning station, the working end of the second linear driver (5 a) is vertically arranged downwards, the second hanger (5 c) is arranged at the working end of the second linear driver (5 a), the middle of the second air pipe (5 d) is fixedly connected with the second hanger (5 c), the second air pipe (5 d) is vertically arranged, the bottom end of the second air pipe (5 d) is communicated with the porous air nozzle (5 e), and a plurality of air outlet holes of the porous air nozzle (5 e) are formed and are horizontally distributed around the axis of the second air pipe (5 d).

10. A casing tapping apparatus according to claim 9 wherein the second chip clearing means (5) further comprises a swing actuator (5 b), the axis of rotation of the swing actuator (5 b) being arranged vertically, the inoperative portion of the swing actuator (5 b) being fixedly connected to the operative portion of the second linear actuator (5 a), and the operative portion of the swing actuator (5 b) being fixedly connected to the second hanger (5 c).