CN212495531U

CN212495531U - Drilling machine for flange machining

Info

Publication number: CN212495531U
Application number: CN202021158911.4U
Authority: CN
Inventors: 张艳艳
Original assignee: Cangzhou Huatai Pipe Fittings Manufacturing Co ltd
Current assignee: Cangzhou Huatai Pipe Fittings Manufacturing Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-02-09
Anticipated expiration: 2030-06-19

Abstract

The utility model relates to the technical field of flange production and processing auxiliary devices, in particular to a drilling machine for flange processing, which is convenient for positioning a flange plate, improves the fixing effect of the flange plate, effectively avoids the situation of deviation caused by vibration during drilling, and ensures the precision of drilling; still include two sets of pneumatic cylinders, the stand, lift ring and four group's tight positioner of clamp, the top output of two sets of pneumatic cylinders all is provided with the piston rod, four group's tight positioner of clamp all include the swash plate, the drive board, the drive pole, linear slide rail and with linear slide rail sliding fit's sliding block, the top of drive board upwards is buckled into vertical state and is formed location portion, one side that location portion orientation was placed the platform is provided with the locating plate that advances line location to the ring flange, the top of location portion is buckled into horizontal state and is formed the portion that compresses tightly towards the direction of placing the platform.

Description

Drilling machine for flange machining

Technical Field

The utility model relates to a flange production processing auxiliary device's technical field especially relates to a drilling machine for flange processing.

Background

As is well known, a drilling machine for flange machining is an auxiliary device for drilling a flange in the flange machining process, and is widely used in the field of machining; the existing drilling machine for flange processing comprises a frame, wherein a placing table and a lifting drilling device are arranged on the frame; when the existing drilling machine for flange machining is used, a flange plate is placed on a placing table and is positioned and fixed, and then the flange is drilled through a lifting drilling device; present drilling machine for flange processing is used to discover, and it is inconvenient to fix a position the ring flange, and relatively poor to the fixed effect of ring flange, because vibrations take place the skew when drilling easily, influences the precision of processing, leads to the practicality lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a convenient fix a position the ring flange to improve the fixed effect to the ring flange, because the condition of skew takes place for vibrations when effectively avoiding drilling, guarantee the precision of drilling, improve the drilling machine for flange processing of practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a drilling machine for flange machining comprises a rack, wherein a placing table and a lifting drilling device are arranged on the rack; the lifting circular ring is sleeved outside the upright column, the bottoms of the two groups of hydraulic cylinders are fixedly connected with the frame, the top ends of the two groups of hydraulic cylinders are respectively provided with a piston rod, the top ends of the two groups of piston rods are respectively fixedly connected with the left side and the right side of the bottom end of the lifting circular ring, the four groups of clamping and positioning devices respectively comprise inclined plates, driving plates and driving rods, the four groups of inclined plates are respectively arranged at the left side, the right side, the front side and the rear side of the bottom end of the placing table, linear slide rails are arranged on the inclined planes at the bottom of the inclined plates, sliding blocks are arranged on the linear slide rails in a sliding manner, the driving plates are positioned below the inclined plates and fixedly connected with the sliding blocks, and the tops of the driving plates are bent upwards to be in a vertical state and form positioning parts, one side of the positioning part facing the placing table is provided with a positioning plate for positioning the flange plate, the top of the positioning part is bent to be in a horizontal state and form a pressing part in the direction of the placing table, one end of the driving rod is hinged to the top end of the lifting ring, and the other end of the driving rod is hinged to the bottom end of the driving plate.

Preferably, still include screwed pipe and threaded rod, location portion department transversely is provided with the installation through-hole to fixed mounting has ball bearing in the installation through-hole, the screwed pipe passes ball bearing towards the one end of placing the platform, the inside of screw-threaded pipe is inserted and the spiral shell dress to the one end of threaded rod, the other end of threaded rod and the outside fixed connection of locating plate.

Preferably, the bottom of the pressing portion is provided with a transverse limiting groove, the top end of the positioning plate is provided with a limiting block, and the limiting block is arranged in the limiting groove in a sliding mode.

Preferably, the bottom of the compressing part is provided with an anti-skid convex strip along the radial direction of the placing table.

Preferably, the driving plate, the positioning portion and the pressing portion are integrally formed by bending.

Preferably, lift drilling equipment includes two sets of lift cylinders, lifter plate, transmission case, drilling motor, two sets of lift cylinders are installed in the frame to all be provided with the lifter at two sets of lift cylinders's bottom output, the bottom of two sets of lifter all with the top fixed connection of lifter plate, the transmission case is installed in the bottom of lifter plate to be circular evenly being provided with multiunit drive gear in the inside of transmission case, multiunit drive gear all can rotate and set up in the transmission case, and all install the drill bit in multiunit drive gear's bottom, drilling motor installs in the top of lifter plate to be provided with the drive shaft at drilling motor's bottom output, the bottom of drive shaft stretches into to the transmission case in to install drive gear in the bottom of drive shaft, drive gear and multiunit drive gear all mesh.

(III) advantageous effects

Compared with the prior art, the utility model provides a drilling machine is used in flange processing possesses following beneficial effect: this drilling machine is used in flange processing, place the ring flange and place the bench, through two sets of piston rods of two sets of pneumatic cylinder drive, two sets of piston rods drive the lift ring downstream, the lift ring drives the drive plate through driving the pole and slides, cooperation through linear slide rail and sliding block, make the drive plate move down on one side and place the platform simultaneously and be close to, the locating plate through location portion department pastes tightly with the outside of ring flange and fixes a position the ring flange, the convenience is fixed a position the ring flange, compress tightly fixedly through the portion that compresses tightly the ring flange, and improve the fixed effect to the ring flange, because the condition of vibrations emergence skew when effectively avoiding drilling, guarantee the precision of drilling, and the practicability is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic plan view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention;

FIG. 4 is a schematic structural view of the connection of the column, the placing table, the hydraulic cylinder and the clamping and positioning device of the present invention;

fig. 5 is a schematic plan view of the clamping and positioning device of the present invention;

fig. 6 is a schematic perspective view of the clamping and positioning device of the present invention;

fig. 7 is a schematic perspective view of the clamping and positioning device according to another angle of the present invention;

in the drawings, the reference numbers: 1. a frame; 2. a placing table; 3. a hydraulic cylinder; 4. a column; 5. a lifting ring; 6. clamping and positioning the device; 7. a piston rod; 8. a sloping plate; 9. driving the plate; 10. driving the rod; 11. a linear slide rail; 12. a slider; 13. a positioning part; 14. positioning a plate; 15. a pressing part; 16. a threaded pipe; 17. a threaded rod; 18. a ball bearing; 19. a limiting groove; 20. a limiting block; 21. anti-skid convex strips; 22. a lift cylinder; 23. a lifting plate; 24. a transmission case; 25. a drilling motor; 26. a lifting rod; 27. a transmission gear; 28. a drill bit; 29. a drive shaft; 30. the gears are driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, a drilling machine for flange processing comprises a frame 1, wherein a placing table 2 and a lifting drilling device are arranged on the frame 1; the lifting device comprises two groups of hydraulic cylinders 3, a stand column 4, a lifting ring 5 and four groups of clamping and positioning devices 6, wherein the bottom end of the stand column 4 is fixedly connected with a frame 1, the top end of the stand column 4 is fixedly connected with the bottom end of a placing table 2, the lifting ring 5 is sleeved on the outer side of the stand column 4, the bottom ends of the two groups of hydraulic cylinders 3 are fixedly connected with the frame 1, the top output ends of the two groups of hydraulic cylinders 3 are respectively provided with a piston rod 7, the top ends of the two groups of piston rods 7 are respectively fixedly connected with the left side and the right side of the bottom end of the lifting ring 5, the four groups of clamping and positioning devices 6 respectively comprise an inclined plate 8, a driving plate 9 and a driving rod 10, the four groups of inclined plates 8 are respectively arranged on the left side, the right side, the front side and the rear side of the bottom end of the placing table 2, a linear slide rail 11 is arranged on the, the top of the driving plate 9 is bent upwards to a vertical state to form a positioning part 13, one side of the positioning part 13 facing the placing table 2 is provided with a positioning plate 14 for positioning the flange, the top of the positioning part 13 is bent towards the placing table 2 to a horizontal state to form a pressing part 15, one end of the driving rod 10 is hinged with the top end of the lifting ring 5, the other end of the driving rod 10 is hinged with the bottom end of the driving plate 9, the device further comprises a threaded pipe 16 and a threaded rod 17, the positioning part 13 is transversely provided with a mounting through hole, a ball bearing 18 is fixedly mounted in the mounting through hole, one end of the threaded pipe 16 facing the placing table 2 passes through the ball bearing 18, one end of the threaded rod 17 is inserted and screwed into the threaded pipe 16, the other end of the threaded rod 17 is fixedly connected with the outer side of the positioning plate 14, and the bottom end of the pressing part 15 is provided, the top end of the positioning plate 14 is provided with a limiting block 20, the limiting block 20 is slidably arranged in a limiting groove 19, a flange is placed on the placing table 2, two sets of piston rods 7 are driven by two sets of hydraulic cylinders 3, the two sets of piston rods 7 drive the lifting ring 5 to move downwards, the lifting ring 5 drives the driving plate 9 to slide by the driving rod 10, the driving plate 9 moves downwards and approaches towards the placing table 2 by the matching of the linear slide rail 11 and the sliding block 12, the positioning plate 14 at the positioning part 13 is tightly attached to the outer side of the flange to position the flange, the flange is conveniently positioned, the flange is tightly pressed and fixed by the pressing part 15, the fixing effect on the flange is improved, the condition that deviation occurs due to vibration during drilling is effectively avoided, the drilling precision is ensured, the practicability is improved, by rotating the threaded pipe 16, the positioning plate 14 is driven to move transversely by the matching of the threaded pipe 16 and the threaded rod 17, the positioning position is adjusted according to the size of the flange plate, when the positioning plate 14 is tightly attached to the outer side of the flange plate, the pressing portion 15 is just tightly attached to the top end of the flange plate, and the stability of the positioning plate 14 is ensured through the matching of the limiting groove 19 and the limiting block 20.

The bottom of the pressing part 15 is provided with an anti-skid convex strip 21 along the radius direction of the placing table 2, the friction force between the pressing part 15 and the flange plate is increased through the anti-skid convex strip, and the flange plate is pressed and fixed.

The driving plate 9, the positioning part 13 and the pressing part 15 are integrally bent and formed; the whole strength is ensured, the hinged part of the driving plate 9 and the driving rod 10 can be detached, the driving plate 9 is connected with the sliding block 12 through a bolt, and the driving plate 9 can be replaced.

The lifting drilling device comprises two groups of lifting cylinders 22, a lifting plate 23, a transmission case 24 and a drilling motor 25, wherein the two groups of lifting cylinders 22 are arranged on the frame 1, the output ends of the bottoms of the two groups of lifting cylinders 22 are respectively provided with a lifting rod 26, the bottoms of the two groups of lifting rods 26 are respectively fixedly connected with the top end of the lifting plate 23, the transmission case 24 is arranged at the bottom end of the lifting plate 23, a plurality of groups of transmission gears 27 are uniformly and circularly arranged in the transmission case 24, the plurality of groups of transmission gears 27 can be rotatably arranged in the transmission case 24, drill bits 28 are respectively arranged at the bottoms of the plurality of groups of transmission gears 27, the drilling motor 25 is arranged at the top end of the lifting plate 23, a driving shaft 29 is arranged at the output end of the bottom of the drilling motor 25, the bottom end of the driving shaft 29 extends into the transmission case 24, a driving gear 30 is arranged at the, after the flange plate is fixed, the two groups of lifting oil cylinders 22 drive the lifting plate 23 to move downwards, the drilling motor 25 drives the driving gear 30 to rotate, the driving gear 30 drives the transmission gear 27 and the drill 28, and the flange plate can be drilled at one time, so that the working efficiency is improved.

When in use, the flange plate is placed on the placing table 2, two sets of piston rods 7 are driven by two sets of hydraulic cylinders 3, two sets of piston rods 7 drive the lifting ring 5 to move downwards, the lifting ring 5 drives the driving plate 9 to slide by the driving rod 10, the driving plate 9 moves downwards and approaches towards the placing table 2 by the matching of the linear slide rail 11 and the slide block 12, the flange plate is positioned by the positioning plate 14 at the positioning part 13 and the outer side of the flange plate in a tight contact manner, the flange plate is conveniently positioned, the flange plate is pressed and fixed by the pressing part 15, the fixing effect on the flange plate is improved, the condition of deviation caused by vibration during drilling is effectively avoided, the drilling precision is ensured, the practicability is improved, the positioning position is adjusted according to the size of the flange plate by rotating the threaded pipe 16 and driving the positioning plate 14 to move transversely by the matching of the threaded pipe 16 and the threaded rod 17, when guaranteeing that locating plate 14 pastes tightly with the outside of ring flange, pressing part 15 just pastes tightly with the top of ring flange, and through the cooperation of spacing groove 19 with stopper 20, guarantees the stability of locating plate 14, after the good ring flange of fixed, drives lifter plate 23 downstream through two sets of lift cylinder 22, drives drive gear 30 through drilling motor 25 and rotates, and drive gear 30 drives drive gear 27 and drill bit 28, can once only accomplish the drilling to the ring flange, improves work efficiency.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A drilling machine for flange machining comprises a rack (1), wherein a placing table (2) and a lifting drilling device are arranged on the rack (1); the lifting and clamping device is characterized by further comprising two groups of hydraulic cylinders (3), a stand column (4), a lifting ring (5) and four groups of clamping and positioning devices (6), wherein the bottom end of the stand column (4) is fixedly connected with the rack (1), the top end of the stand column (4) is fixedly connected with the bottom end of the placing table (2), the lifting ring (5) is sleeved on the outer side of the stand column (4), the bottom ends of the two groups of hydraulic cylinders (3) are fixedly connected with the rack (1), the top output ends of the two groups of hydraulic cylinders (3) are respectively provided with a piston rod (7), the top ends of the two groups of piston rods (7) are respectively fixedly connected with the left side and the right side of the bottom end of the lifting ring (5), the four groups of clamping and positioning devices (6) respectively comprise inclined plates (8), driving plates (9) and driving rods (10), and the four groups of inclined plates (8), Front side and rear side to bottom inclined plane at swash plate (8) is provided with linear slide rail (11), it is provided with sliding block (12) to slide on linear slide rail (11), drive plate (9) are located the below of swash plate (8) and with sliding block (12) fixed connection, the top of drive plate (9) upwards buckles into vertical state and forms location portion (13), location portion (13) are provided with locating plate (14) of fixing a position the ring flange towards the one side of placing platform (2), the top of location portion (13) is buckled into the horizontality and is formed compressing portion (15) towards the direction of placing platform (2), the one end of drive rod (10) is articulated with the top of lift ring (5), and the other end of drive rod (10) is articulated with the bottom of drive plate (9).

2. The drilling machine for flange processing according to claim 1, further comprising a threaded pipe (16) and a threaded rod (17), wherein a mounting through hole is transversely formed at the positioning portion (13), a ball bearing (18) is fixedly mounted in the mounting through hole, one end of the threaded pipe (16) facing the placing table (2) penetrates through the ball bearing (18), one end of the threaded rod (17) is inserted into and screwed into the threaded pipe (16), and the other end of the threaded rod (17) is fixedly connected with the outer side of the positioning plate (14).

3. The drilling machine for flange processing according to claim 2, wherein a transverse limiting groove (19) is formed at the bottom end of the pressing portion (15), a limiting block (20) is formed at the top end of the positioning plate (14), and the limiting block (20) is slidably arranged in the limiting groove (19).

4. The drilling machine for flange processing according to claim 1, wherein the bottom of the pressing portion (15) is provided with an anti-slip rib (21) along a radial direction of the placing table (2).

5. The drilling machine for flange working according to claim 1, wherein the driving plate (9), the positioning portion (13), and the pressing portion (15) are integrally formed by bending.

6. The drilling machine for flange processing according to claim 1, wherein the lifting drilling device comprises two sets of lifting cylinders (22), a lifting plate (23), a transmission case (24) and a drilling motor (25), the two sets of lifting cylinders (22) are installed on the frame (1), the output ends of the bottoms of the two sets of lifting cylinders (22) are respectively provided with a lifting rod (26), the bottom ends of the two sets of lifting rods (26) are respectively fixedly connected with the top end of the lifting plate (23), the transmission case (24) is installed at the bottom end of the lifting plate (23), a plurality of sets of transmission gears (27) are uniformly arranged in the transmission case (24) in a circular shape, the plurality of sets of transmission gears (27) can be rotatably arranged in the transmission case (24), the drill bits (28) are installed at the bottom ends of the plurality of sets of transmission gears (27), the drilling motor (25) is installed at the top end of the lifting plate (23), and a driving shaft (29) is arranged at the output end of the bottom of the drilling motor (25), the bottom end of the driving shaft (29) extends into the transmission box (24), a driving gear (30) is arranged at the bottom end of the driving shaft (29), and the driving gear (30) is meshed with a plurality of groups of transmission gears (27).