CN117505929B - Automatic drilling machine for machining steel pipes of chair frames - Google Patents
Automatic drilling machine for machining steel pipes of chair frames Download PDFInfo
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- CN117505929B CN117505929B CN202410010718.2A CN202410010718A CN117505929B CN 117505929 B CN117505929 B CN 117505929B CN 202410010718 A CN202410010718 A CN 202410010718A CN 117505929 B CN117505929 B CN 117505929B
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- steel pipe
- equipment
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- 238000005553 drilling Methods 0.000 title claims abstract description 151
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 150
- 239000010959 steel Substances 0.000 title claims abstract description 150
- 238000003754 machining Methods 0.000 title claims abstract description 90
- 230000007246 mechanism Effects 0.000 claims description 70
- 238000007599 discharging Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000004148 unit process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
Abstract
The invention discloses an automatic drilling machine for machining steel pipes of a chair frame, which belongs to the technical field of furniture machining and comprises feeding equipment for automatically feeding steel pipes, feeding and conveying equipment for conveying the steel pipes into drilling equipment, drilling equipment for drilling the steel pipes, blanking and conveying equipment for conveying the steel pipes which finish drilling work in the drilling equipment to blanking equipment and blanking equipment for automatically blanking the steel pipes, wherein the feeding equipment, the feeding and conveying equipment, the drilling equipment, the blanking and conveying equipment and the blanking equipment are sequentially arranged; thereby realizing automatic operation of steel pipe drilling, ensuring the productivity of steel pipe drilling processing and reducing the processing difficulty of the steel pipe drilling; in addition, a transverse drilling unit and a vertical drilling unit are arranged in the drilling equipment, the steel pipe is clamped by the transverse drilling clamp and then subjected to transverse connecting hole processing, and the steel pipe is clamped by the vertical drilling clamp and then subjected to radial vertical connecting hole processing, so that the connecting hole processing precision of the steel pipe is improved, and the processing requirements of a large number of batches are met.
Description
Technical Field
The invention belongs to the technical field of furniture processing, and particularly relates to an automatic drilling machine for processing a steel pipe of a chair frame.
Background
Chairs are very common in daily life use of people as daily life furniture for people to sit on. In the prior art, the chairs are classified into solid wood chairs, glass chairs, metal chairs, plastic chairs, cloth chairs, leather chairs, foaming chairs and the like according to the materials of the chairs.
The bearing performance and the installation difficulty of the chair can be affected due to the different materials and structures of the chair. In practical use, it is generally considered that the structural strength and the bearing capacity of the metal chair are stronger than those of the non-metal chair, and the service life of the metal chair is longer, so that the metal chair is more favored for users who require the chair to have high structural strength, large bearing capacity and long service life, and the product demand of the current metal chair is larger.
The chair frame of metal chair is generally made by the steel pipe, adopts bolt or welded fastening between the steel pipe, to adopting the fixed steel pipe of bolt, need earlier in steel pipe surface drilling in order to pass the bolt, and along with the increase of metal chair product demand, traditional manual drilling's mode has failed to satisfy production, needs to adopt automated equipment to enlarge productivity and guarantee product quality's stability. The steel tube of the chair frame is provided with two groups of connecting holes which are mutually perpendicular so as to realize transverse connection and vertical connection, so that an automatic drilling machine capable of processing the two groups of connecting holes which are mutually perpendicular is needed.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an automatic drilling machine for machining steel pipes of a chair frame.
The technical scheme adopted for solving the technical problems is as follows:
an automatic drilling machine for machining steel pipes of a chair frame comprises a feeding device for automatically feeding the steel pipes, a feeding and conveying device for conveying the steel pipes into the drilling device, a drilling device for drilling the steel pipes, a discharging and conveying device for conveying the steel pipes which finish drilling work in the drilling device to a discharging device and a discharging device for automatically discharging the steel pipes, wherein the feeding device, the feeding and conveying device, the drilling device, the discharging and conveying device and the discharging device are sequentially arranged; the drilling equipment comprises a drilling workbench, a machining guide rail used for guiding the steel pipe in a moving mode is arranged on the drilling workbench, the cross section of the machining guide rail is of a -shaped structure, the drilling equipment further comprises a transverse drilling unit used for machining transverse connecting holes for the steel pipe and a vertical drilling unit used for machining vertical connecting holes for the steel pipe, the transverse drilling unit and the vertical drilling unit are distributed along the length direction of the machining guide rail, the transverse drilling unit is arranged at one end close to the feeding conveying equipment, and the vertical drilling unit is arranged at one end close to the discharging conveying equipment; the transverse drilling unit is positioned at one side of the processing guide rail, and the vertical drilling unit is positioned above the processing guide rail; the drilling equipment is also provided with a transverse drilling clamp used for being matched with the transverse drilling unit and a vertical drilling clamp used for being matched with the vertical drilling unit, and the transverse drilling clamp vertically stretches out to clamp and fix the steel pipe when the transverse drilling unit processes the transverse connecting hole; the vertical drilling clamp transversely stretches out to clamp and fix the steel pipe when the vertical drilling unit processes the vertical connecting hole.
According to the steel pipe positioning and pushing device, a transverse machining station for machining a transverse connecting hole and a vertical machining station for machining a vertical connecting hole are arranged in a machining guide rail, a positioning pushing mechanism for pushing the machined steel pipe in the transverse machining station to the vertical machining station is arranged on a drilling workbench, a positioning inserting column matched with the transverse connecting hole, a positioning telescopic cylinder for driving the positioning inserting column to transversely stretch and retract and a driving mechanism for driving the positioning telescopic cylinder to move along the length direction of the machining guide rail are arranged on the positioning pushing mechanism, and after the steel pipe is machined at the transverse machining station to form the transverse connecting hole, the positioning telescopic cylinder stretches out to enable the positioning inserting column to be inserted into the transverse connecting hole, and then the driving mechanism works to enable the steel pipe to move from the transverse machining station to the vertical machining station.
In the invention, the driving mechanism comprises a driving motor, a driving gear, a driving rack and an L-shaped connecting plate, wherein the positioning telescopic cylinder is fixedly arranged at the bottom of the L-shaped connecting plate, the driving motor is arranged at the outer side of the L-shaped connecting plate, the driving gear is arranged on a rotating shaft of the driving motor, the driving rack extends along the length direction of the processing guide rail, and the driving gear is meshed with the driving rack.
In the invention, the bottom and the back of the positioning telescopic cylinder are provided with the moving guide rail for supporting and guiding the movement of the positioning telescopic cylinder.
In the invention, the drilling equipment further comprises a transverse moving positioning mechanism, the transverse moving positioning mechanism accurately feeds the steel pipe conveyed into the processing guide rail by the feeding conveying equipment into the transverse processing station, the bottom of the processing guide rail is provided with a through groove with an opening smaller than the outer diameter of the steel pipe, and the transverse moving positioning mechanism is arranged below the processing guide rail.
In the invention, the transverse moving positioning mechanism comprises a fixed positioning lifting column fixed on one end of the transverse processing station, which is close to the vertical processing station, a movable positioning lifting column capable of moving between the other end of the transverse processing station and the entering end of the steel pipe, and a moving mechanism for driving the movable positioning lifting column to move, wherein the movable positioning lifting column is connected with the moving mechanism.
In the invention, the moving mechanism comprises a rotating motor, a screw rod and a nut, wherein the nut is fixedly arranged at the bottom of the moving positioning lifting column, the nut is in transmission connection with the screw rod, and a rotating shaft of the rotating motor is coaxially connected with the screw rod.
In the invention, the top of the movable positioning lifting column is of an inclined plane structure, and the top of the movable positioning lifting column is inclined from top to bottom to one side close to the fixed positioning lifting column.
In the invention, the feeding equipment comprises a feeding frame, a discharging disc for orderly arranging the placed steel pipes and a feeding mechanism for feeding the steel pipes in the discharging disc into the feeding conveying equipment one by one, wherein the discharging disc is fixed on the feeding frame, the feeding mechanism is arranged at a discharging position of the discharging disc, and the discharging disc is arranged along the discharging position in a downward inclined manner.
In the invention, the blanking conveying equipment comprises a blanking conveying frame and a blanking conveying belt mechanism, wherein the blanking conveying belt mechanism is arranged on the blanking conveying frame, a conveying channel for conveying steel pipes is arranged above the blanking conveying belt mechanism, the blanking equipment is arranged on one side of the conveying channel, the conveying channel is communicated with the blanking equipment, a blanking block is arranged at one end of the conveying channel, which is far away from the drilling equipment, a blanking guide surface is arranged on one side of the blanking block, which faces the conveying channel, and the steel pipes are guided to be blanked to one side of the blanking equipment through the blanking guide surface.
The beneficial effects of the invention are as follows: the automatic drilling machine is provided with the feeding equipment, the feeding conveying equipment, the drilling equipment, the discharging conveying equipment and the discharging equipment, so that automatic operation of steel pipe drilling is realized, the productivity of steel pipe drilling processing is ensured, and the processing difficulty is reduced; in addition, a transverse drilling unit and a vertical drilling unit are arranged in the drilling equipment, the steel pipe is clamped by the transverse drilling clamp and then subjected to transverse connecting hole processing, and the steel pipe is clamped by the vertical drilling clamp and then subjected to radial vertical connecting hole processing, so that the connecting hole processing precision of the steel pipe is improved, and the processing requirements of a large number of batches are met.
Drawings
FIG. 1 is a schematic view of the whole structure of an automatic drilling machine according to the present embodiment;
FIG. 2 is a schematic view showing the overall structure of the drilling apparatus of the present embodiment;
FIG. 3 is a schematic view showing the structure of the drilling table of the drilling apparatus according to the present embodiment;
fig. 4 is a schematic diagram of an installation structure of the positioning pushing mechanism according to the present embodiment;
FIG. 5 is a schematic view of the traversing positioning mechanism according to the present embodiment;
fig. 6 is a schematic diagram of the mounting structure of the feeding device and the feeding conveying device in this embodiment;
fig. 7 is a schematic structural diagram of a feeding device in this embodiment;
fig. 8 is a schematic structural diagram of a feeding mechanism in this embodiment;
fig. 9 is a schematic diagram of an internal mounting structure of the feeding mechanism in this embodiment;
fig. 10 is a schematic diagram of mounting structures of the blanking conveying apparatus and the blanking apparatus in the present embodiment;
fig. 11 is a schematic structural view of the steel pipe according to the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 11, the present embodiment discloses an automatic drilling machine for machining steel pipes of a chair frame, comprising a feeding device 1 for automatically feeding steel pipes, a feeding and conveying device 2 for conveying the steel pipes into a drilling device 3, a drilling device 3 for drilling the steel pipes, a blanking and conveying device 4 for conveying the steel pipes with the drilling work completed in the drilling device 3 to a blanking device 5, and a blanking device 5 for automatically blanking the steel pipes, wherein the feeding device 1, the feeding and conveying device 2, the drilling device 3, the blanking and conveying device 4 and the blanking device 5 are sequentially arranged; the drilling equipment 3 comprises a drilling workbench 31, a machining guide rail 32 for guiding the movement of the steel pipe is arranged on the drilling workbench 31, the cross section of the machining guide rail 32 is of a -shaped structure, the drilling equipment 3 further comprises a transverse drilling unit 33 for machining transverse connecting holes for the steel pipe and a vertical drilling unit 34 for machining vertical connecting holes for the steel pipe, the transverse drilling unit 33 and the vertical drilling unit 34 are distributed along the length direction of the machining guide rail 32, the transverse drilling unit 33 is arranged at one end close to the feeding conveying equipment 2, and the vertical drilling unit 34 is arranged at one end close to the discharging conveying equipment 4; namely, firstly, processing transverse connecting holes on the steel pipe, and then processing vertical connecting holes. The transverse drilling unit 33 is positioned on one side of the machining guide rail 32, and the vertical drilling unit 34 is positioned above the machining guide rail 32; the drilling equipment 3 is also provided with a transverse drilling clamp 35 used for being matched with the transverse drilling unit 33 and a vertical drilling clamp 36 used for being matched with the vertical drilling unit 34, and the transverse drilling clamp 35 vertically stretches out to clamp and fix the steel pipe when the transverse drilling unit 33 processes a transverse connecting hole; the vertical drilling fixture 36 transversely stretches out to clamp and fix the steel pipe when the vertical drilling unit 34 processes the vertical connecting hole. The steel pipe machining device is characterized in that a transverse machining station 321 for machining a transverse connecting hole of a steel pipe and a vertical machining station 322 for machining a vertical connecting hole of the steel pipe are arranged in the machining guide rail 32, a positioning pushing mechanism 37 for pushing the machined steel pipe in the transverse machining station 321 to the vertical machining station 322 is arranged on the drilling workbench 31, a positioning inserting column 371 which is matched with the transverse connecting hole, a positioning telescopic cylinder 372 for driving the positioning inserting column 371 to transversely stretch out and draw back, and a driving mechanism 373 for driving the positioning telescopic cylinder 372 to move along the length direction of the machining guide rail 32 are arranged on the positioning pushing mechanism 37, after the transverse machining station 321 machines the transverse connecting hole of the steel pipe, the positioning telescopic cylinder 372 stretches out to enable the positioning inserting column 371 to be inserted into the transverse connecting hole, and then the driving mechanism 373 works to enable the steel pipe to move from the transverse machining station 321 to the vertical machining station 322. When the steel pipe moves to the vertical processing station 322 from the transverse processing station 321, the steel pipe can be prevented from rotating under the positioning action of the positioning inserting column 371, so that the vertical connecting hole processed in the vertical processing station 322 of the steel pipe is vertical to the transverse connecting hole, and the drilling precision of the steel pipe is ensured. And because the steel pipe is the pipe structure, need not to carry out circumference location to it when processing transverse connection hole, only need axial positioning can, and when processing vertical connecting hole, need guarantee that vertical connecting hole is perpendicular with transverse connection hole, therefore need to use location pushing mechanism 37 to keep corresponding circumference location when making the steel pipe remove to vertical processing station 322. And when the positioning pushing mechanism 37 moves the steel pipe in the transverse processing station 321 to the vertical processing station 322, the steel pipe in the vertical processing station 322 is pushed to move to the blanking conveying equipment 4, and the steel pipe is conveyed to the blanking equipment 5 through the blanking conveying equipment 4 for blanking.
In this embodiment, the driving mechanism 373 includes a driving motor 3731, a driving gear 3732, a driving rack 3733 and an L-shaped connecting plate 3734, the positioning telescopic cylinder 372 is fixedly mounted at the bottom of the L-shaped connecting plate 3734, the driving motor 3731 is mounted at the outer side of the L-shaped connecting plate 3734, the driving gear 3732 is mounted on a rotating shaft of the driving motor 3731, the driving rack 3733 extends along the length direction of the processing guide rail 32, and the driving gear 3732 is meshed with the driving rack 3733. When the driving motor 3731 rotates, the driving gear 3732 is driven to rotate, and under the meshing action of the driving gear 3732 and the driving rack 3733, the driving gear 3732 rolls along the extending direction of the driving rack 3733, thereby realizing the movement of the positioning pushing mechanism 37. Preferably, the bottom and back of the positioning telescopic cylinder 372 are provided with moving rails 374 for supporting and guiding the movement of the positioning telescopic cylinder 372.
As a preferred embodiment, the automatic drilling machine of this embodiment adopts a dual-processing channel structure, and is configured with two symmetrically arranged feeding devices 1, feeding and conveying devices 2, discharging and conveying devices 4 and 5, and simultaneously two parallel processing guide rails 32 are configured on the drilling workbench 31, and two symmetrically arranged transverse drilling units 33, vertical drilling units 34, transverse drilling clamps 35, vertical drilling clamps 36 and positioning pushing mechanisms 37, so that the automatic drilling machine can perform layout of two drilling processing production lines in a smaller occupied space, the production efficiency is greatly improved, and the automatic drilling machine can complete operation by one technician, and the labor cost is saved.
In this embodiment, in order to make the steel pipe conveyed by the feeding conveying device 2 into the processing guide rail 32 accurately enter the transverse processing station 321, the drilling device 3 further includes a traversing positioning mechanism 38, the traversing positioning mechanism 38 accurately conveys the steel pipe conveyed by the feeding conveying device 2 into the processing guide rail 32 into the transverse processing station 321, a through groove 323 with an opening smaller than the outer diameter of the steel pipe is arranged at the bottom of the processing guide rail 32, the traversing positioning mechanism 38 is arranged below the processing guide rail 32, the traversing positioning mechanism 38 includes a fixed positioning lifting column 381 fixed at one end of the transverse processing station 321 close to the vertical processing station 322, a moving positioning lifting column 382 capable of moving between the other end of the transverse processing station 321 and the entering end of the steel pipe, and a moving mechanism 383 for driving the moving positioning lifting column 382 to move, when the steel pipe is conveyed by the feeding conveying device 2 into the processing guide rail 32, the moving mechanism 383 drives the moving positioning lifting column to move to one end close to the steel pipe conveying device 2, and simultaneously moves the moving positioning lifting column 382 to the fixed positioning column 381 and the two ends of the fixed positioning column 382, and the moving positioning column 382 is made to move towards the fixed positioning column 382 and the fixed positioning column 382 is abutted against the moving end of the steel pipe.
In this embodiment, the moving mechanism 383 includes a rotating motor 3831, a screw 3832 and a nut 3833, the nut 3833 is fixedly installed at the bottom of the moving positioning lifting column 382, the nut 3833 is in transmission connection with the screw 3832, and a rotating shaft of the rotating motor 3831 is coaxially connected with the screw 3832, so that the moving positioning lifting column 382 can move by forward rotation and reverse rotation of the rotating motor 3831. Preferably, in order to make the steel pipe fall between the fixed positioning lifting column 381 and the movable positioning lifting column 382 when the movable positioning lifting column 382 is lifted, the top of the movable positioning lifting column 382 is in a slant structure, and the top of the movable positioning lifting column 382 is inclined from top to bottom to a side close to the fixed positioning lifting column 381, so that when the movable positioning lifting column 382 is lifted, the end of the steel pipe is guided to slide into an area between the fixed positioning lifting column 381 and the movable positioning lifting column 382, and then the steel pipe is pushed to enter the transverse processing station 321 by the movement of the movable positioning lifting column 382.
After the steel pipe enters the transverse machining station 321, the transverse drilling fixture 35 stretches out downwards to compress the steel pipe in the transverse machining station 321, a first notch 324 for the transverse drilling unit 33 to enter the drilling process and a second notch 325 for the positioning pushing mechanism 37 to enter the matched steel pipe to move in a positioning manner are respectively formed on two sides of the machining guide rail 32 corresponding to the transverse machining station 321, and the second notch 325 extends to one side of the vertical machining station 322; the transverse drilling unit 33 is started, the drill bit rotates at a high speed, the transverse drilling unit 33 transversely approaches to the steel pipe, a transverse connecting hole is formed in the steel pipe in a machining mode, the transverse drilling unit 33 exits from the transverse machining station 321, the positioning pushing mechanism 37 acts, the positioning inserting column 371 of the positioning pushing mechanism 37 is inserted into the transverse connecting hole of the steel pipe, and the transverse drilling clamp 35 contracts upwards, so that the clamping relationship of the steel pipe in the transverse machining station 321 is relieved; and then the steel pipe in the transverse processing station 321 is driven to move to the vertical processing station 322 by the positioning pushing mechanism 37, the vertical drilling clamp 36 transversely stretches out to clamp the steel pipe, the vertical drilling unit 34 is started, the drill bit rotates at a high speed, the vertical drilling unit 34 moves downwards to be close to the steel pipe, a vertical connecting hole is formed in steel pipe processing, and the vertical drilling unit 34 exits from the vertical processing station 322. When the steel pipe is drilled, the transverse machining station 321 and the vertical machining station 322 can synchronously drill, namely, after the machining of the vertical connecting holes of the steel pipe is finished, the steel pipe in the transverse machining station 321 is also finished in machining the transverse connecting holes, the steel pipe in the transverse machining station 321 is transferred to the vertical machining station 322 through the positioning pushing mechanism 37, and the steel pipe in the vertical machining station 322 is pushed out to the blanking conveying equipment 4, so that continuous work of steel pipe drilling is realized, and the working efficiency of drilling is guaranteed.
In this embodiment, the feeding device 1 includes a feeding frame 11, a discharge tray 12 for orderly arranging the placed steel pipes, and a feeding mechanism 13 for feeding the steel pipes in the discharge tray 12 into the feeding conveying device 2 one by one, the discharge tray 12 is fixed on the feeding frame 11, the feeding mechanism 13 is disposed at a discharge position of the discharge tray 12, and the discharge tray 12 is disposed along the discharge position in a downward inclined manner, so that the steel pipes can automatically roll to the discharge position of the discharge tray 12. The steel pipe feeding device is characterized in that a discharging part is arranged on one side of the discharging disc 12, which faces the feeding conveying equipment 2, the feeding mechanism 13 is arranged below the discharging part, a feeding baffle 14 is arranged between the discharging part and the feeding conveying equipment 2, the steel pipe is prevented from directly entering the feeding conveying equipment 2 when being rolled down from the discharging part by arranging the feeding baffle 14, and the steel pipes are fed one by one through the feeding mechanism 13, so that feeding work is orderly carried out.
Specifically, two adjusting plates 15 which are oppositely arranged are arranged in the discharging disc 12, steel pipes with different length specifications can be adapted by adjusting the distance between the two adjusting plates 15, adjusting rods 16 which extend through the side plates of the discharging disc 12 are arranged on the outer sides of the adjusting plates 15, two adjusting nuts 17 are connected to the adjusting rods 16 in a threaded mode, the two adjusting nuts 17 are respectively located on two sides of the side plates of the discharging disc 12, and the distance between the two adjusting plates 15 is adjusted by rotating the positions of the two adjusting nuts 17 on the adjusting rods 16.
Specifically, the feeding mechanism 13 comprises a feeding telescopic cylinder 131 and a jacking plate 132, the feeding telescopic cylinder 131 is fixedly installed in the feeding frame 11, the telescopic end of the feeding telescopic cylinder 131 is connected with the bottom of the jacking plate 132, the top of the jacking plate 132 is bent obliquely downwards to form an oblique folded plate 133, the feeding baffle 14 is located at one side of the oblique folded plate 133 to form a feeding position 134 of a steel pipe, the feeding position 134 can store one steel pipe, when the feeding telescopic cylinder 131 jacks up, the steel pipe in the feeding position 134 is jacked up, and when the bottom of the steel pipe is higher than the top of the feeding baffle 14, the steel pipe rolls down into the feeding conveying equipment 2.
In this embodiment, the feeding conveying apparatus 2 includes a feeding conveying frame 21 and a feeding conveying belt mechanism 22, the feeding conveying belt mechanism 22 is mounted on the feeding conveying frame 21, a conveying baffle 23 disposed along the conveying direction of the steel pipe is disposed at the top of the feeding conveying frame 21, two conveying baffles 23 are disposed, and two conveying baffles 23 are disposed on two sides of the feeding conveying belt mechanism 22.
In this embodiment, the blanking conveying apparatus 4 includes a blanking conveying frame 41 and a blanking conveying belt mechanism 42, the blanking conveying belt mechanism 42 is mounted on the blanking conveying frame 41, a conveying channel 43 for conveying steel pipes is arranged above the blanking conveying belt mechanism 42, the blanking apparatus 5 is arranged on one side of the conveying channel 43, the conveying channel 43 is communicated with the blanking apparatus 5, a blanking block 44 is arranged at one end of the conveying channel 43 away from the drilling apparatus 3, a blanking guide surface 441 is arranged on one side of the blanking block 44 facing the conveying channel 43, and the steel pipes are guided to be blanked towards one side of the blanking apparatus 5 through the blanking guide surface 441. The blanking guide surface 441 is a plane inclined to one side of the blanking apparatus 5.
The blanking device 5 comprises a blanking frame 51 and a blanking disc 52, wherein the blanking disc 52 is arranged at the top of the blanking frame 51, the blanking disc 52 is connected with the conveying channel 43 through an inclined transition plate 53, and the inclined transition plate 53 is arranged obliquely downwards from the conveying channel 43 to the blanking disc 52; the same blanking tray 52 is also arranged obliquely downwards.
The foregoing is only a preferred embodiment of the present invention, and all technical solutions for achieving the object of the present invention by substantially the same means are included in the scope of the present invention.
Claims (9)
1. An automatic drilling machine for machining steel pipes of a chair frame, which is characterized in that: the steel pipe automatic feeding device comprises a feeding device (1) for automatically feeding the steel pipe, a feeding and conveying device (2) for conveying the steel pipe into a drilling device (3), a drilling device (3) for drilling the steel pipe, a blanking and conveying device (4) for conveying the steel pipe which completes the drilling work in the drilling device (3) to a blanking device (5) and the blanking device (5) for automatically blanking the steel pipe, wherein the feeding device (1), the feeding and conveying device (2), the drilling device (3), the blanking and conveying device (4) and the blanking device (5) are sequentially arranged; the drilling equipment (3) comprises a drilling workbench (31), a machining guide rail (32) for guiding the movement of the steel pipe is arranged on the drilling workbench (31), the cross section of the machining guide rail (32) is of a -shaped structure, the drilling equipment (3) further comprises a transverse drilling unit (33) for machining transverse connecting holes for the steel pipe and a vertical drilling unit (34) for machining vertical connecting holes for the steel pipe, the transverse drilling unit (33) and the vertical drilling unit (34) are distributed along the length direction of the machining guide rail (32), the transverse drilling unit (33) is arranged at one end close to the feeding conveying equipment (2), and the vertical drilling unit (34) is arranged at one end close to the discharging conveying equipment (4); the transverse drilling unit (33) is positioned on one side of the machining guide rail (32), and the vertical drilling unit (34) is positioned above the machining guide rail (32); the drilling equipment (3) is also provided with a transverse drilling clamp (35) used for being matched with the transverse drilling unit (33) and a vertical drilling clamp (36) used for being matched with the vertical drilling unit (34), and the transverse drilling clamp (35) vertically stretches out to clamp and fix the steel pipe when the transverse drilling unit (33) processes a transverse connecting hole; the vertical drilling clamp (36) transversely stretches out to clamp and fix the steel pipe when the vertical drilling unit (34) processes the vertical connecting hole;
the steel pipe machining device is characterized in that a transverse machining station (321) for machining a transverse connecting hole of a steel pipe and a vertical machining station (322) for machining a vertical connecting hole of the steel pipe are arranged in the machining guide rail (32), a positioning pushing mechanism (37) for pushing the machined steel pipe in the transverse machining station (321) to the vertical machining station (322) is arranged on the drilling workbench (31), a positioning inserting column (371) matched with the transverse connecting hole, a positioning telescopic cylinder (372) for driving the positioning inserting column (371) to transversely stretch out and draw back and a driving mechanism (373) for driving the positioning telescopic cylinder (372) to move along the length direction of the machining guide rail (32) are arranged on the positioning pushing mechanism (37), after the transverse machining station (321) machines and forms the transverse connecting hole, the positioning telescopic cylinder (372) stretches out, so that the positioning inserting column (371) is inserted into the transverse connecting hole, and then the driving mechanism (373) works, and the steel pipe moves from the transverse machining station (321) to the vertical machining station (322).
2. An automatic drill for machining steel pipes of a chair frame according to claim 1, characterized in that: the driving mechanism (373) comprises a driving motor (3731), a driving gear (3732), a driving rack (3733) and an L-shaped connecting plate (3734), the positioning telescopic cylinder (372) is fixedly arranged at the bottom of the L-shaped connecting plate (3734), the driving motor (3731) is arranged on the outer side of the L-shaped connecting plate (3734), the driving gear (3732) is arranged on a rotating shaft of the driving motor (3731), the driving rack (3733) extends along the length direction of the machining guide rail (32), and the driving gear (3732) is meshed with the driving rack (3733).
3. An automatic drill for machining steel pipes for chairs according to claim 2, wherein: the bottom and the back of the positioning telescopic cylinder (372) are provided with a moving guide rail (374) for supporting and guiding the movement of the positioning telescopic cylinder (372).
4. An automatic drill for machining steel pipes for chairs according to claim 2, wherein: the drilling equipment (3) further comprises a transverse moving positioning mechanism (38), the transverse moving positioning mechanism (38) accurately feeds the steel pipe which is fed into the processing guide rail (32) by the feeding conveying equipment (2) into the transverse processing station (321), a through groove (323) with an opening smaller than the outer diameter of the steel pipe is formed in the bottom of the processing guide rail (32), and the transverse moving positioning mechanism (38) is arranged below the processing guide rail (32).
5. An automatic drill for machining steel pipes for chairs according to claim 4, wherein: the transverse moving and positioning mechanism (38) comprises a fixed positioning lifting column (381) which is fixed on one end of the transverse machining station (321) close to the vertical machining station (322), a movable positioning lifting column (382) which can move between the other end of the transverse machining station (321) and the entering end of the steel pipe, and a moving mechanism (383) which is used for driving the movable positioning lifting column (382) to move, wherein the movable positioning lifting column (382) is connected with the moving mechanism (383).
6. An automatic drill for machining steel pipes for chairs according to claim 5, wherein: the moving mechanism (383) comprises a rotating motor (3831), a screw rod (3832) and a nut (3833), wherein the nut (3833) is fixedly arranged at the bottom of the movable positioning lifting column (382), the nut (3833) is in transmission connection with the screw rod (3832), and a rotating shaft of the rotating motor (3831) is coaxially connected with the screw rod (3832).
7. An automatic drill for machining steel pipes for chairs according to claim 6, wherein: the top of the movable positioning lifting column (382) is of an inclined surface structure, and the top of the movable positioning lifting column (382) is inclined from top to bottom to one side close to the fixed positioning lifting column (381).
8. An automatic drill for machining steel pipes of a chair frame according to claim 1, characterized in that: the feeding equipment (1) comprises a feeding frame (11), a discharging disc (12) used for orderly arranging the placed steel pipes, and a feeding mechanism (13) used for conveying the steel pipes in the discharging disc (12) into the feeding conveying equipment (2) one by one, wherein the discharging disc (12) is fixed on the feeding frame (11), the feeding mechanism (13) is arranged at the discharging position of the discharging disc (12), and the discharging disc (12) is arranged along the discharging position in a downward inclined mode.
9. An automatic drill for machining steel pipes of a chair frame according to claim 1, characterized in that: unloading conveying equipment (4) are including unloading carriage (41) and unloading conveyor belt mechanism (42), unloading conveyor belt mechanism (42) are installed on unloading carriage (41), the top of unloading conveyor belt mechanism (42) is equipped with conveying channel (43) that are used for carrying the steel pipe, unloading equipment (5) set up in one side of conveying channel (43), conveying channel (43) and unloading equipment (5) intercommunication, one end that drilling equipment (3) was kept away from to conveying channel (43) is equipped with unloading piece (44), one side that unloading piece (44) is towards conveying channel (43) is unloading guide face (441), guides steel pipe unloading to unloading equipment (5) one side through unloading guide face (441).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410010718.2A CN117505929B (en) | 2024-01-04 | 2024-01-04 | Automatic drilling machine for machining steel pipes of chair frames |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410010718.2A CN117505929B (en) | 2024-01-04 | 2024-01-04 | Automatic drilling machine for machining steel pipes of chair frames |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117505929A CN117505929A (en) | 2024-02-06 |
| CN117505929B true CN117505929B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410010718.2A Active CN117505929B (en) | 2024-01-04 | 2024-01-04 | Automatic drilling machine for machining steel pipes of chair frames |
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| Country | Link |
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| CN (1) | CN117505929B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100609648B1 (en) * | 2005-03-25 | 2006-08-08 | (주)대동석재공업 | A drill |
| CN105364110A (en) * | 2015-12-12 | 2016-03-02 | 山东三维重工有限公司 | Full-automatic combined drilling machine system for steel pipe |
| CN113953551A (en) * | 2021-11-30 | 2022-01-21 | 安徽华旦机械制造有限公司 | Full-automatic drilling machine |
| CN217912971U (en) * | 2022-08-19 | 2022-11-29 | 嘉兴太平洋能源设备有限公司 | Photovoltaic torque tube numerical control multi-hole drill |
| CN219665979U (en) * | 2023-02-17 | 2023-09-12 | 河南永益同丰智能科技有限公司 | Steel pipe machining chip production line |
-
2024
- 2024-01-04 CN CN202410010718.2A patent/CN117505929B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100609648B1 (en) * | 2005-03-25 | 2006-08-08 | (주)대동석재공업 | A drill |
| CN105364110A (en) * | 2015-12-12 | 2016-03-02 | 山东三维重工有限公司 | Full-automatic combined drilling machine system for steel pipe |
| CN113953551A (en) * | 2021-11-30 | 2022-01-21 | 安徽华旦机械制造有限公司 | Full-automatic drilling machine |
| CN217912971U (en) * | 2022-08-19 | 2022-11-29 | 嘉兴太平洋能源设备有限公司 | Photovoltaic torque tube numerical control multi-hole drill |
| CN219665979U (en) * | 2023-02-17 | 2023-09-12 | 河南永益同丰智能科技有限公司 | Steel pipe machining chip production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117505929A (en) | 2024-02-06 |
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