CN106624059A - Full-automatic drill bit replacing type perforating machine - Google Patents
Full-automatic drill bit replacing type perforating machine Download PDFInfo
- Publication number
- CN106624059A CN106624059A CN201710036491.9A CN201710036491A CN106624059A CN 106624059 A CN106624059 A CN 106624059A CN 201710036491 A CN201710036491 A CN 201710036491A CN 106624059 A CN106624059 A CN 106624059A
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- CN
- China
- Prior art keywords
- synchronous pulley
- drill chuck
- drill
- drill bit
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories 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
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/28—Electric drives
Abstract
The invention discloses a full-automatic drill bit replacing type perforating machine. The machine comprises a perforating head, a rotating mechanism for driving the perforating head to rotate to perforate, a dismounting mechanism for automatically dismounting a drill bit on the perforating head, and a mounting mechanism for automatically mounting the drill bit on the perforating head, wherein a first servo motor can drive a first synchronous belt wheel and a second synchronous belt wheel during working, and a ball screw can rotate through the transmission of the synchronous belt wheels, and thus the drill bit is driven to lengthways reciprocate; a second servo motor can drive a third synchronous belt wheel and a fourth synchronous belt wheel, and the drill bit is driven to rotate through the transmission of the synchronous belt, thus realizing perforating; a cylinder runs to enable simple, quick and accurate automatic replacing of the drill bit after perforating. The machine is proper in size, simple to assemble, high in assembling performance, and high in transmission torque; the machine is applicable to processing of commonly-used paperboards, plastic, steel plates, workpieces, etc., and the applicable scope is wide; the service life of a cutter can be prolonged; and the production quality and efficiency can be improved.
Description
Technical field
The present invention relates to rig field is automated, more particularly to a kind of full-automatic bit change punching machine device.
Background technology
Up to the present, automatic drilling machine is mostly retained a percentage of the total profits for the enterprise's own use in semi-automatic level, and automatically more bit change function lacks and not
Perfect, it is mainly used in the drilling of single finding, is generally changed without drill bit, until bit wear it is serious, end-of-life, or
By closed-down manual more bit change, this method has certain risk, while losing time, reduces production efficiency.
Also there are the puncher of automatic more bit change, but this kind of drill bit punching machine device in existing drill bit punching machine device
There are the following problems：
1st, need to pass through workman's more bit change after drilling, it is impossible to automatic more bit change, be not carried out full-automation, aggravate
The abrasion of drill bit and the service life of drill bit is reduced, while also greatly wasting human resources；
2nd, feed, the precision of drilling is relatively low, it is impossible to carry out Precision Machining；
3rd, can more bit change automatically, but automatically more drill-bit changing device volume is big, and complex structure, assembling is difficult, cost compared with
It is high；
4th, electronic full-automatic precise control, rapidoprint narrow scope are not carried out.
The content of the invention
The technical problem to be solved in the present invention be to provide a kind of simple structure, easy to assembly, low cost, long service life,
Operating accuracy is high, can realize the full-automatic bit change punching machine device of full-automatic work.
To reach above-mentioned purpose, technical scheme is as follows：
A kind of full-automatic bit change punching machine device, including perforating head, drive perforating head carry out rotate punching whirler
Structure, realize the disassembly mechanism of drill bit automatic dismantling on perforating head and realize drill bit is installed automatically on perforating head installing mechanism；
The disassembly mechanism includes the first servomotor, the first synchronous pulley, the second synchronous pulley, ball-screw, intersection
Roller guide rail and slide block；
First servomotor is connected with the first synchronous pulley, and the first servomotor is used to drive the work of the first synchronous pulley；
First synchronous pulley is connected by belt with the second synchronous pulley, and the first synchronous pulley is used to drive the second Timing Belt
Wheel work；
Second synchronous pulley is connected with ball-screw, and the second synchronous pulley is used to drive ball-screw to work；
Slide block is arranged on crossed roller guide rail, and ball-screw band movable slider is transported up and down on crossed roller guide rail
It is dynamic, the up and down motion of drill bit when completing to punch；
The perforating head includes drill headstock, cutter connecting rod, drill chuck sleeve, spring drill chuck and drill bit, drill headstock
Move up and down with slide block on slide block, drill chuck sleeve is rotatably arranged in drill headstock, and spring drill chuck is fixed and set
Put in drill chuck sleeve, lower end and the spring drill chuck upper end of cutter connecting rod are detachably connected, and drill bit is removably installed
In the bottom of spring drill chuck；
The rotating mechanism includes the second servomotor, the 3rd synchronous pulley and the 4th synchronous pulley；
Second servomotor is connected with the 3rd synchronous pulley, and the second servomotor is used to drive the work of the 3rd synchronous pulley；
3rd synchronous pulley is connected by belt with the 4th synchronous pulley, and the 3rd synchronous pulley is used to drive the 4th Timing Belt
Wheel work；
4th synchronous pulley and drill chuck sleeve connection, the 4th synchronous pulley is used to drive drill chuck sleeve to rotate, so as to
Realize bit；
The installing mechanism includes cylinder, lever and levers support plate, and lever includes lever left end and lever right-hand member, thick stick
Bar right-hand member is connected with the piston of cylinder, and levers support plate is vertically arranged between lever left end and lever right-hand member, lever left end position
Top at the top of cutter connecting rod, when cylinder piston drives lever right-hand member to be lifted up, lever left end and cutter connecting rod
Top contact, and apply pressure.
In one embodiment of the invention, disassembly mechanism also includes the first motor mounting plate and top general assembly plate, first
Servomotor is assemblied on top general assembly plate by the first motor mounting plate, and the first motor mounting plate is movably disposed at top
On general assembly plate, the first synchronous pulley, the second synchronous pulley are arranged on the first motor mounting plate, by the first motor mounting plate
Move left and right the centre-to-centre spacing that can adjust two synchronous pulleys.
In one embodiment of the invention, disassembly mechanism also includes mounting bedplate and slider bottom plate, sets on mounting bedplate
There is leading screw bearing, ball-screw is fixed by leading screw bearing；Slide block is provided with lead screw assembly, and ball-screw passes through leading screw group
Part drives slide block movement, crossed roller guide rail to be arranged on slider bottom plate.
In one embodiment of the invention, the upper and lower ends of drill chuck sleeve be respectively equipped with top angular contact ball bearing and
Bottom angular contact ball bearing, drill chuck sleeve can be rotated in two angular contact ball bearings, and top angular contact ball bearing outer ring sets
There is upper bearing end cap, bottom angular contact ball bearing outer ring is provided with lower bearing end cap, and the upper end of drill chuck sleeve is arranged a spiral shell
Mother, nut is used to compress top angular contact ball bearing inner ring.
In one embodiment of the invention, the top and bottom of cutter connecting rod are external thread structure, cutter connection
The lower end screw thread of bar is arranged on inside spring drill chuck upper end, and the lower end of cutter connecting rod is located on the outside of spring drill chuck and is arranged
One carries out nut that is locking and adjusting cutter connecting rod length；The upper end of cutter connecting rod is located at the lateral surface in drill chuck sleeve
On be arranged with disc spring, the upper end of cutter connecting rod is located at and is arranged one on the outside of drill chuck sleeve and carries out locking double nut；Drill point
The inwall of head upper cartridge is provided with an annular catch, and cutter connecting rod may pass through annular catch, and double spiral shells are withstood on the top of disc spring
Withstand and be provided with plain washer between the bottom of annular catch, disc spring and double nut in female bottom, the bottom of disc spring.
In one embodiment of the invention, the bottom of spring drill chuck be three lobe type tapering points, the bottom of drill chuck sleeve
Portion inner side is the conical cavity matched with three lobe type tapering points, and during installation, three lobe type tapering points are fastened in conical cavity, spring drill point
Head when stretching out on the outside of drill chuck sleeve in the presence of external force, open by the three lobe type tapering points power that is squeezed.
In one embodiment of the invention, the rotating mechanism also includes a reductor and the second motor mounting plate, subtracts
Fast machine is arranged on the second motor mounting plate, and reductor is connected with the second servomotor, and the speed reducing ratio of reductor is 10：1.
In one embodiment of the invention, the first synchronous pulley, the second synchronous pulley, the 3rd synchronous pulley and the 4th
Synchronous pulley is without key synchronous pulley, and the gearratio between first synchronous pulley and the second synchronous pulley is 1：1, the 3rd
The gearratio of synchronous pulley and the 4th synchronous pulley is 1.5：1.
In one embodiment of the invention, installing mechanism also includes lever cylinder connecting rod, and lever right-hand member passes through lever
Cylinder connecting rod is connected with the piston of cylinder.
In one embodiment of the invention, the inside of three lobe type tapering points is provided with a drill bit installing hole, and drill bit is installed
Hole is extended to inside spring drill chuck, three lobe type tapering points three partially circumferentially into 120 ° of equal distributions, three lobes
In reset condition, the drill bit in three lobe type tapering points installs bore dia and inside spring drill chuck to type tapering point
It is identical that drill bit installs bore dia.
By above-mentioned technical proposal, the invention has the beneficial effects as follows：
1st, first, second synchronous pulley is driven by the first servomotor, by synchronous belt pulley transmission so that ball-screw
Rotation, drives drill bit to realize longitudinal back and forth movement；
2nd, the three, the 4th synchronous pulleys are driven by the second servomotor, drives drill bit to occur by synchronous belt pulley transmission
Rotary motion, so as to realize punching；
3rd, by cylinder moving, realize after punching simply, quickly, accurate more bit change automatically；
4th, by the cooperation of the spring drill chuck with three lobe type tapering points and drill chuck sleeve taper seat, self-centering,
The precision of bit change is substantially increased, so as to realize full-automatic punching, the life-span of drill bit is greatly extended, production is improve and is added
The efficiency in man-hour, has liberated labour；
5th, by being driven using servomotor, realize when different materials are processed, during operation different with same material, enter
To speed, the electronic accurate adjustment of rotary speed is controlled so that the material that can be processed is more extensive, for example steel plate, aluminum component,
Plastics etc.；
6th, greatly improve what is positioned and drill by adopting synchronous pulley, ball-screw, crossed roller guide rail transmission
Precision.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the full-automatic bit change puncher general assembly drawing front view of the present invention；
Fig. 2 is the full-automatic bit change puncher general assembly drawing left view of the present invention；
Fig. 3 is perforating head subssembly drawing of the present invention；
Fig. 4 is the sectional view of A-A in Fig. 3 of the present invention；
Fig. 5 is spring drill chuck sectional view of the present invention；
Fig. 6 is three lobes type tapering point top view of the invention；
Numeral and the corresponding component title represented by letter in figure：
10th, the first motor mounting plate 20, top general assembly plate 30, mounting bedplate 31, leading screw bearing 40, slider bottom plate
50th, the first servomotor 60, the first synchronous pulley 70, the second synchronous pulley 80, ball-screw 90, crossed roller guide rail
100th, slide block 110, drill headstock 120, cutter connecting rod 121, nut 122, disc spring 123, double nut 124, plain washer
130th, drill chuck sleeve 131, top angular contact ball bearing 132, bottom angular contact ball bearing 133, upper bearing end cap
134th, lower bearing end cap 135, nut 136, conical cavity 140, spring drill chuck 141, internal thread hole 142, three lobe types cone
Shape end 143, drill bit installing hole 150, drill bit 160, reductor 170, the second motor mounting plate 180, the second servomotor
190th, the 3rd synchronous pulley 200, the 4th synchronous pulley 210, cylinder 220, lever 221, lever left end 222, lever right-hand member
230th, lever cylinder connecting rod 240, levers support plate 250, proximity switch 260, sensor installing plate 270, detection screw.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
The invention discloses a kind of full-automatic bit change punching machine device, including perforating head, perforating head is driven to be rotated
The rotating mechanism of punching, realize on perforating head the disassembly mechanism of drill bit automatic dismantling and realize that drill bit is installed automatically on perforating head
Installing mechanism.
Shown in Figure 1, disassembly mechanism includes the first motor mounting plate 10, top general assembly plate 20, mounting bedplate 30, slide block
Base plate 40, the first servomotor 50, the first synchronous pulley 60, the second synchronous pulley 70, ball-screw 80, crossed roller guide rail 90
And slide block 100；Slider bottom plate 40 is arranged on mounting bedplate 30, and mounting bedplate 30 is connected by screw and top general assembly plate 20
Connect, in order to improve the bulk strength, rigidity, stability of this device, top general assembly plate and mounting bedplate all pass through spiral shell with big floor
Silk links together so that each several part fixed plate becomes an entirety.
Shown in Figure 1, the first servomotor 50 is assemblied on top general assembly plate 20 by the first motor mounting plate 10, the
One motor mounting plate 10 is movably disposed on top general assembly plate 20, and the first synchronous pulley 60, the second synchronous pulley 70 are all provided with
Put on the first motor mounting plate 10, can be adjusted in two synchronous pulleys by moving left and right for the first motor mounting plate 10
The heart is away from the gearratio between the first synchronous pulley 60 and the second synchronous pulley 70 is 1：1.
Shown in Figure 1, mounting bedplate 30 is provided with leading screw bearing 31, and ball-screw 80 is carried out solid by leading screw bearing 31
It is fixed；Slide block 100 is provided with lead screw assembly (being not drawn into figure), and ball-screw 80 drives slide block 100 to move, hands over by lead screw assembly
Fork roller guide rail 90 is arranged on slider bottom plate 40；First servomotor 50 is connected with the first synchronous pulley 60, the first servo electricity
Machine 50 is used to drive the first synchronous pulley 60 to work；First synchronous pulley 60 is connected by belt with the second synchronous pulley 70, the
One synchronous pulley 60 is used to drive the second synchronous pulley 70 to work；Second synchronous pulley 70 is connected with ball-screw 80, and second is same
Step belt wheel 70 is used to drive ball-screw 80 to work；Slide block 100 is arranged on crossed roller guide rail 90, and ball-screw 80 passes through silk
Thick stick component band movable slider 100 does on crossed roller guide rail 90 and moves up and down, the up and down motion of drill bit when completing to punch.
Participate in Fig. 1, Fig. 3, Fig. 4 shown in, perforating head include drill headstock 110, cutter connecting rod 120, drill chuck sleeve 130,
Spring drill chuck 140 and drill bit 150, drill headstock 110 is arranged on slide block 100 and is moved up and down with slide block 100, drill chuck sleeve
130 are rotatably arranged in drill headstock 110, and spring drill chuck 140 is fixedly installed in drill chuck sleeve 130, cutter connection
The lower end of bar 120 is detachably connected with the upper end of spring drill chuck 140, and drill bit 150 is detachably arranged in spring drill chuck 140
Bottom.
Referring to shown in Fig. 1 and Fig. 4, the upper and lower ends of drill chuck sleeve 130 are respectively equipped with the He of top angular contact ball bearing 131
Bottom angular contact ball bearing 132, drill chuck sleeve 130 and top angular contact ball bearing 131 and bottom angular contact ball bearing 132 it
Between be interference fit, drill chuck sleeve 130 can rotate in two angular contact ball bearings, top angular contact ball bearing 131 outward
Circle is fixed by arranging upper bearing end cap 133, and the outer ring of bottom angular contact ball bearing 132 is by arranging lower bearing end
Lid 134 is fixed；The upper end of drill chuck sleeve 130 is arranged a nut 135, and nut 135 is by compressing top angular contact ball axle
Hold inner ring and fix the upper position of drill chuck sleeve 130, so that drill chuck sleeve 130, spring drill chuck 140 and drill bit 150 are not
Shake.
Shown in Figure 4, the top and bottom of cutter connecting rod 120 are external thread structure, the upper end of spring drill chuck 140
Inside is provided with the internal thread hole 141 installed for the lower end of cutter connecting rod 120, and the lower end screw thread of cutter connecting rod 120 is arranged on
Internal thread hole 141 inside the upper end of spring drill chuck 140；The lower end of cutter connecting rod 120 is located at the outside of spring drill chuck 140
Being arranged one carries out nut 121 that is locking and adjusting cutter connecting rod length；The upper end of cutter connecting rod 120 is located at drill chuck sleeve
Disc spring 122 is arranged with interior lateral surface, the upper end of cutter connecting rod 120 is arranged one and is prevented on the outside of drill chuck sleeve
The double nut 123 of pine；The inwall on the top of drill chuck sleeve 130 is provided with an annular catch (being not drawn into figure), cutter connecting rod
120 through annular catch, and can move up and down；Withstand the bottom of double nut 123, the bottom top of disc spring 122 in the top of disc spring 122
Firmly annular catch, is compressed, double nut 123 in region that can only be between double nut 123 and annular catch during 122 stress of disc spring
There is position-limiting action with annular catch；Plain washer 124 is provided between the bottom of disc spring 122 and double nut 123, plain washer 124 is used
In contact wear between disc spring 122 and double nut 123 is prevented, the service life of disc spring and double nut is improve.
Referring to shown in Fig. 4, Fig. 5, Fig. 6, the bottom of spring drill chuck 140 is three lobe type tapering points 142, drill chuck sleeve
130 bottom inside is the conical cavity 136 matched with three lobe type tapering points 142, and during installation, three lobe type tapering points 142 are fastened on
In conical cavity 136, spring drill chuck 140 when stretching out to the outside of drill chuck sleeve 130 in the presence of external force, three lobe type tapering points
142 power that are squeezed are opened.
Referring to shown in Fig. 5 and Fig. 6, the inside of three lobe type tapering points 142 is provided with a drill bit installing hole 143, and drill bit is installed
Hole 143 is extended to inside spring drill chuck, and drill bit installing hole 143 is used to install drill bit 150, three lobe type tapering points 142
Three partially circumferentially into 120 ° of equal distributions；Three lobe type tapering points 142 in reset condition, in three lobe type tapering points
Drill bit install bore dia with inside spring drill chuck drill bit install bore dia it is identical, for drill bit install bore dia and
Length is not added with repeating herein, can be decided according to the actual requirements.
When quantitative moment of torsion is applied to double nut 123, disc spring 122 produces deformation, so as to produce a quantitative pretension
Power, this pretightning force causes spring drill chuck 140 to compress, and clamps drill bit 150, and in spring drill chuck 140 and drill chuck sleeve
Sufficiently large pressure is produced between 130 liang of conical surfaces so that in boring procedure, drill bit 150 and spring drill chuck 140 are subject to big
When moment of torsion is acted on, skidding will not be produced.
It is shown in Figure 1, rotating mechanism include reductor 160, the second motor mounting plate 170, the second servomotor 180,
3rd synchronous pulley 190 and the 4th synchronous pulley 200；Reductor 160 is arranged on the second motor mounting plate 170, reductor
160 are connected with the second servomotor 180, and the speed reducing ratio of reductor 160 is 10：1, reductor 160 can be in the second servomotor
180 operation torques are used when not enough, and reductor can be provided with or without according to actual needs.
Second servomotor 180 is connected with the 3rd synchronous pulley 190, and the second servomotor 180 is used to drive the 3rd synchronously
Belt wheel 190 works；3rd synchronous pulley 190 is connected by belt with the 4th synchronous pulley 200, and the 3rd synchronous pulley 190 is used for
The 4th synchronous pulley 200 is driven to work；4th synchronous pulley 200 is connected with drill chuck sleeve 130, and the 4th synchronous pulley 200 is used
In driving drill chuck sleeve 130 to rotate, so as to realize that drill bit 150 rotates；3rd synchronous pulley 190 and the 4th synchronous pulley 200
Gearratio be 1.5：1, by dropping slow-revving method, the moment of torsion that improve when drill bit punches again so that during drilling
The moment of torsion that drill bit can be transmitted reaches 20Nm.
Referring to shown in Fig. 1 and Fig. 2, installing mechanism includes cylinder 210, lever 220, lever cylinder connecting rod 230 and thick stick
Bar gripper shoe 240, cylinder 210 is the thin cylinder of cylinder diameter 32mm, and lever 220 includes lever left end 221 and lever right-hand member 222,
Lever right-hand member 222 is connected by lever cylinder connecting rod 230 with the piston of cylinder 210, and one end of levers support plate 240 is vertically pacified
It is mounted between lever left end 221 and lever right-hand member 222, the other end of levers support plate 240 is arranged on the second motor mounting plate 170
On, lever left end 221 is located at the top at the top of cutter connecting rod 120, when the piston driving lever right-hand member 222 of cylinder 210 is carried upwards
When rising, lever left end 221 and the top contact of cutter connecting rod 120, and downward pressure is applied to cutter connecting rod 120.
The first synchronous pulley 60, the second synchronous pulley 70, the 3rd synchronous pulley 190 and the 4th Timing Belt in the present invention
Wheel 200 is without key synchronous pulley.
The drill bit specification exchanged in the present invention is diameter 7mm.Length 109mm, material is high-speed steel T8.
The operation principle of the present invention is as follows：
Referring to shown in Fig. 1 to Fig. 6, during the first step extrudes drill bit, cylinder operation, when the piston of cylinder 210 is stretched
When going out, drive lever cylinder connection piece 230 to move upwards, by lever cylinder connection piece 230 lever right-hand member 222 lifted,
Lever 220 is supported by levers support plate 240, so that lever left end 221 declines, lever left end 221 is to cutter connecting rod 120
Top applies downward pressure so that cutter connecting rod 120 declines, and the decline of cutter connecting rod 120 makes double nut 123 and puts down
Packing ring 124 compresses disc spring 122, and spring drill chuck 140 declines with cutter connecting rod 120, and moves downward 3-4mm, now, three lobes
Type tapering point 142 opens, and internal diameter opens 8mm from 7mm, and drill bit 150 loses chucking power, falls into and specially put in the drill bit frame of drill bit.
In second step automatic clamping drill bit and during replying origin-location, when this device moves to the drill bit to be gripped
Surface when, the first servomotor 50 works, the first synchronous pulley 60, the second synchronous pulley 70 drive the work of ball-screw 80
Make, ball-screw 80 is moved up and down with movable slider 100 on crossed roller guide rail 90, slide block 100 drives and moved down on drill headstock 110
Dynamic, drill chuck sleeve 130 is moved with drill headstock 110, realizes the regulation of the upper-lower height of spring drill chuck 140, so that it is determined that drill bit
150 by the length of the clamping parts of spring drill chuck 140；In order to during gripping drill bit, drill bit is preferably felt relieved and is gripped,
Chamfer design is adopted at drill bit frame opening；When ball-screw 80 declines a certain distance, drill bit 150 divides the bullet that submerges completely by folder portion
When in the drill bit installing hole 143 of spring drill chuck 140, the piston retraction of cylinder 210, the pull lever right-hand member of lever cylinder connection piece 230
222 decline, and lever left end 221 rises, and cutter connecting rod 120 rises in the presence of the deformation elastic force of disc spring 122, is returned to pretension
State, it pulls spring drill chuck 140 to rise simultaneously, and the three lobe type tapering point 142 of the bottom of spring drill chuck 140 produces deformation
(tightening up), pretightning force causes three lobe type tapering point 142 to clamp drill bit 150, the conical surface of drill chuck sleeve 130 and three lobe type tapering points
Sufficiently large pressure is produced between 142 conical surface, will not be slided in boring procedure, or drill bit drops, the step of the above two
Realize the function that this device exchanges drill bit for automatically.
Security during in order to improve reliability and drilling, the present invention is additionally provided with 3 proximity switches, 250,3 proximity switches
250 are arranged on sensor installing plate 260, and proximity switch 250 defines the upper-lower position of slide block slip and for detecting cunning
The initial position of block, the position of proximity switch can carry out the regulation of upper and lower and initial position according to different processing requests；Separately
Outward, the present invention is additionally provided with one for detecting the detection screw 270 when slide block slides into slide block guide rail foot extreme position.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (10)
1. a kind of full-automatic bit change punching machine device, including perforating head, drive perforating head carry out rotate punching rotating mechanism,
Realize the disassembly mechanism of drill bit automatic dismantling on perforating head and realize drill bit is installed automatically on perforating head installing mechanism；It is special
Levy and be：
The disassembly mechanism includes the first servomotor, the first synchronous pulley, the second synchronous pulley, ball-screw, crossed roller
Guide rail and slide block；
First servomotor is connected with the first synchronous pulley, and the first servomotor is used to drive the work of the first synchronous pulley；
First synchronous pulley is connected by belt with the second synchronous pulley, and the first synchronous pulley is used to drive the second synchronous pulley work
Make；
Second synchronous pulley is connected with ball-screw, and the second synchronous pulley is used to drive ball-screw to work；
Slide block is arranged on crossed roller guide rail, and ball-screw band movable slider is moved up and down on crossed roller guide rail, complete
The up and down motion of drill bit when punching；
The perforating head includes drill headstock, cutter connecting rod, drill chuck sleeve, spring drill chuck and drill bit, and drill headstock is installed
Move up and down with slide block on slide block, drill chuck sleeve is rotatably arranged in drill headstock, and spring drill chuck is fixedly installed on
In drill chuck sleeve, lower end and the spring drill chuck upper end of cutter connecting rod are detachably connected, and drill bit is detachably arranged in bullet
The bottom of spring drill chuck；
The rotating mechanism includes the second servomotor, the 3rd synchronous pulley and the 4th synchronous pulley；
Second servomotor is connected with the 3rd synchronous pulley, and the second servomotor is used to drive the work of the 3rd synchronous pulley；
3rd synchronous pulley is connected by belt with the 4th synchronous pulley, and the 3rd synchronous pulley is used to drive the 4th synchronous pulley work
Make；
4th synchronous pulley and drill chuck sleeve connection, the 4th synchronous pulley is used to drive drill chuck sleeve to rotate, so as to realize
Bit；
The installing mechanism includes cylinder, lever and levers support plate, and lever includes lever left end and lever right-hand member, and lever is right
End is connected with the piston of cylinder, and levers support plate is vertically arranged between lever left end and lever right-hand member, and lever left end is located at knife
Top at the top of tool connecting rod, when cylinder piston drives lever right-hand member to be lifted up, at the top of lever left end and cutter connecting rod
Contact, and apply pressure.
2. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that disassembly mechanism also includes
First motor mounting plate and top general assembly plate, the first servomotor is assemblied on top general assembly plate by the first motor mounting plate,
First motor mounting plate is movably disposed on top general assembly plate, and the first synchronous pulley, the second synchronous pulley are arranged at
On one motor mounting plate, the centre-to-centre spacing that can adjust two synchronous pulleys is moved left and right by the first motor mounting plate.
3. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that disassembly mechanism also includes
Mounting bedplate and slider bottom plate, mounting bedplate is provided with leading screw bearing, and ball-screw is fixed by leading screw bearing；On slide block
Lead screw assembly is provided with, ball-screw drives slide block movement, crossed roller guide rail to be arranged on slider bottom plate by lead screw assembly.
4. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that drill chuck sleeve it is upper
Under be respectively arranged at two ends with top angular contact ball bearing and bottom angular contact ball bearing, drill chuck sleeve can be in two angular contact ball axles
Interior rotation is held, top angular contact ball bearing outer ring is provided with upper bearing end cap, and bottom angular contact ball bearing outer ring is provided with bottom axle
Socket end lid, the upper end of drill chuck sleeve is arranged a nut, and nut is used to compress top angular contact ball bearing inner ring.
5. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that cutter connecting rod it is upper
End and lower end are external thread structure, and the lower end screw thread of cutter connecting rod is arranged on inside spring drill chuck upper end, cutter connection
The lower end of bar is arranged one on the outside of spring drill chuck and carries out nut that is locking and adjusting cutter connecting rod length；Cutter connects
The upper end of bar is located on the lateral surface in drill chuck sleeve and is arranged with disc spring, and the upper end of cutter connecting rod is located at drill chuck sleeve
Outside is arranged one carries out locking double nut；The inwall of drill chuck upper cartridge is provided with an annular catch, and cutter connecting rod can
Through annular catch, the bottom of double nut is withstood on the top of disc spring, and annular catch, disc spring and double nut are withstood in the bottom of disc spring
Plain washer is provided between bottom.
6. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that the bottom of spring drill chuck
Portion is three lobe type tapering points, and the bottom inside of drill chuck sleeve is the conical cavity matched with three lobe type tapering points, during installation, three lobes
Type tapering point is fastened in conical cavity, spring drill chuck when stretching out on the outside of drill chuck sleeve in the presence of external force, three lobe types
The tapering point power that is squeezed is opened.
7. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that the rotating mechanism is also
Including a reductor and the second motor mounting plate, reductor is arranged on the second motor mounting plate, and reductor and the second servo are electric
Machine connects, and the speed reducing ratio of reductor is 10：1.
8. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that the first synchronous pulley,
Second synchronous pulley, the 3rd synchronous pulley and the 4th synchronous pulley are without key synchronous pulley, first synchronous pulley and
Gearratio between second synchronous pulley is 1：1, the gearratio of the 3rd synchronous pulley and the 4th synchronous pulley is 1.5：1.
9. a kind of full-automatic bit change punching machine device according to claim 1, it is characterised in that installing mechanism also includes
Lever cylinder connecting rod, lever right-hand member is connected by lever cylinder connecting rod with the piston of cylinder.
10. a kind of full-automatic bit change punching machine device according to claim 6, it is characterised in that three lobe type tapering points
Inside be provided with a drill bit installing hole, drill bit installing hole is extended to inside spring drill chuck, the three of three lobe type tapering points
Partially circumferentially into 120 ° of equal distributions；Brill of the three lobe type tapering points in reset condition, in three lobe type tapering points
It is identical with the drill bit installation bore dia inside spring drill chuck that head installs bore dia.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710036491.9A CN106624059B (en) | 2017-01-18 | 2017-01-18 | A kind of full-automatic bit change punching machine device |
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| CN201710036491.9A CN106624059B (en) | 2017-01-18 | 2017-01-18 | A kind of full-automatic bit change punching machine device |
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| CN106624059A true CN106624059A (en) | 2017-05-10 |
| CN106624059B CN106624059B (en) | 2019-05-07 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107322042A (en) * | 2017-07-18 | 2017-11-07 | 合肥通祥智能信息科技有限公司 | Pipe fitting drilling device is used in a kind of plant equipment manufacture |
| CN107737967A (en) * | 2017-09-25 | 2018-02-27 | 淮海工业集团有限公司 | A kind of device of ring-shaped work pieces inwall drilling |
| CN108789867A (en) * | 2018-06-08 | 2018-11-13 | 深圳市艺中乐珠宝有限公司 | A kind of jewelry puncher being conveniently replaceable drill bit |
| CN108977590A (en) * | 2017-05-31 | 2018-12-11 | 大族激光科技产业集团股份有限公司 | A kind of punching apparatus |
| CN109530748A (en) * | 2017-09-21 | 2019-03-29 | 杨东佐 | A kind of drilling equipment and its multistation drilling device |
| CN113236257A (en) * | 2021-05-31 | 2021-08-10 | 江西核工业建设有限公司 | Positioning and perforating device for open-air mining of mine |
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| CN113236257A (en) * | 2021-05-31 | 2021-08-10 | 江西核工业建设有限公司 | Positioning and perforating device for open-air mining of mine |
| CN113236257B (en) * | 2021-05-31 | 2023-09-26 | 江西核工业建设有限公司 | Positioning perforation device for mine surface stripping |
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| CN106624059B (en) | 2019-05-07 |
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Effective date of registration: 20190515 Address after: 710075 Fourth Floor of Hongyuan Building, 66 Science and Technology Second Road, Xi'an High-tech Zone, Shaanxi Province Patentee after: Xi'an Green Port Science and Technology Development Co., Ltd. Address before: 710000 Airport Business Center, Xixian New District, Xi'an City, Shaanxi Province Patentee before: New green port Drive Technology Co., Ltd. |
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