CN106862444B - A kind of numerical control thread rolling machine - Google Patents
A kind of numerical control thread rolling machine Download PDFInfo
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- CN106862444B CN106862444B CN201710180379.2A CN201710180379A CN106862444B CN 106862444 B CN106862444 B CN 106862444B CN 201710180379 A CN201710180379 A CN 201710180379A CN 106862444 B CN106862444 B CN 106862444B
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- dental lamina
- numerical control
- movable
- expeller
- driving screw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The present invention relates to a kind of numerical control thread rolling machine, belong to processing mechanical apparatus field, mainly include push broach, fixed dental lamina, driving screw, movable slider, movable dental lamina, guide plate, expeller, described driving screw is provided with movable slider, movable slider is connected with driving screw, movable dental lamina is connected with movable slider, guide plate is provided with the right side of movable dental lamina, expeller is provided with the right side of the front end of guide plate, expeller is arranged in push broach, the front end of push broach is arranged on the discharge outlet of track, fixes dental lamina installation parallel with movable dental lamina；The present invention can change rotating speed by application program in operation using screw rod substitution mode of the traditional type bent axle with movable slider；When movable dental lamina intermeshes with fixed dental lamina, screw speed in initial compression slows down, screw can be avoided up to run and cause it is bad, when extruding and molding groove, speed, which is tuned up, can increase production capacity, and the smooth and beautiful appearance that flute surfaces become caused by speed accelerates；Because improving yield so dental lamina service life increases.
Description
Technical field
The invention belongs to processing mechanical apparatus field, specifically, is related to a kind of numerical control thread rolling machine.
Background technology
Thread rolling machine is the common equipment in hardware workpiece production, is mainly used in rubbing with the hands in workpiece surface during cylindric work pieces process
Go out screw thread.But the thread rolling machine that most hardware manufacturers use at present typically has two kinds, one kind is manual thread rolling machine, operating personnel
First workpiece to be processed is fixed in workpiece fix bar, then manually rotates threading head and threading is carried out to workpiece, this kind manually
Thread rolling machine is wasted time and energy, and low production efficiency, cost of labor are high and are difficult to ensure workpiece quality and quality consistency；Another kind is half
Automatic thread rolling machine, need during production by hand to place workpiece on the table, then under the driving of motor, by being threaded
Threading bar workpiece is processed, although this kind of semi-automatic thread rolling machine improves production efficiency and workpiece to a certain extent
Processing quality, but not only floor space is big for this kind of semi-automatic thread rolling machine, is not easy to overhaul, and also the specification of workpieces processing is limited, and is fitted
Small with scope, production cost is high；Meanwhile the existing semi-automatic thread rolling machine of traditional type is to link dental lamina by motor driven bent axle to do back and forth
The action of formula, in operation motor can not fluid drive, cause production squeeze ditch screw when workpiece up squeeze cause it is bad.But
It is that, if slowing down motor speed in production process, production capacity can be caused too low, increases manufacturing cost, it is bad if speed is tuned up
Rate is too high；Obvious existing thread rolling machine can not adapt to the growth requirement of productivity.
Therefore, it is necessary to provide a kind of thread rolling machine high in machining efficiency, production yield is high, service life is grown.
The content of the invention
In view of the above-mentioned problems, the present invention proposes a kind of numerical control thread rolling machine, driving screw is driven using servomotor, is passed with substituting
System formula bent axle band movable slider, also, application program changes rotating speed in the operating of driving screw, improves the crudy of workpiece.
To achieve the above object, the present invention is achieved through the following technical solutions：
Described numerical control thread rolling machine include vibrating disk 1, track 2, push broach 3, fixed dental lamina 4, driving screw 5, movable slider 6,
Movable dental lamina 7, guide plate 8, expeller 9, three-phase servo motor 10, frame 11, numerical control device 18, described driving screw 5 pass through axle
Hold in frame 11, the power intake of driving screw 5 is connected with three-phase servo motor 10, described three-phase servo motor 10
It is connected by servo-drive with numerical control device 18；Movable slider 6, movable slider 6 and the screw thread of driving screw 5 are installed on driving screw 5
Connection, movable dental lamina 7 are fixedly mounted on movable slider 6, and guide plate 8, the outside of guide plate 8 are also installed with movable slider 6
Expeller 9 is provided with, expeller 9 is arranged in push broach 3, and push broach 3 is arranged in frame 11, and the front end of push broach 3 is located at track 2
Discharge outlet, the charging aperture of track 2 are connected with the discharging opening of vibrating disk 1, and the vibrating motor 24 of vibrating disk 1 passes through a group energy relay
II 23 are connected with numerical control device 18, and described fixation dental lamina 4 is fixedly mounted on the movable front side of dental lamina 7 by fixed dental lamina seat 30
In frame 11, and fixed dental lamina 4 and movable 7 parallel installation of dental lamina.
Further, described push broach 3 includes tool rest 12, connecting rod I 13, cutter block 14, spring 15, connecting rod II 31, its
In, one end of connecting rod 13 is be hinged with expeller 9, and the other end of connecting rod 13 is flexibly connected with tool rest 12, one end of spring 15
It is fixed on tool rest 12, the other end is fixed on expeller 9, and one end of connecting rod II 31 is flexibly connected with tool rest 12, connecting rod
II 31 other end is provided with cutter block 14, and connecting rod II 31 is connected by screw with expeller 9.
Further, it is provided with described fixation dental lamina 4 and counts inductor 16 and limit induction device 17, counts inductor
16 are connected with limit induction device 17 with numerical control device 18, and numerical control device 18 is connected by a group energy relay I 22 with alarm 19.
Further, the front end face of described guide plate 8 and expeller 9 is obliquely installed；And the front end that guide plate 8 is obliquely installed
The front end face that face is obliquely installed with expeller 9 is parallel to each other.
Further, shower nozzle 25 is provided with described frame 11, shower nozzle 25 is connected by flexible pipe with cooling pump 20, and cold
But the cooling pump motor 26 that pump 20 connects is connected by a group energy relay II 23 with numerical control device 18.
Further, the nut on described driving screw 5 is provided with pouring orifice 29, and pouring orifice 29 passes through flexible pipe and lubrication
Pump 21 is connected, and the lubrication pump motor 27 being connected with lubricating pump 21 is connected by a group energy relay II 23 with numerical control device 18.
Beneficial effects of the present invention：
The present invention drives driving screw using servomotor, to substitute traditional type bent axle band movable slider, passes through numerical control device
Its rotating speed can be changed in driving screw operating by application program；When movable dental lamina intermeshes with fixed dental lamina, screw is initial
Speed slows down during extruding, screw can be avoided up to run and cause bad, when extruding and molding groove, speed, which is tuned up, to be increased
Production capacity, and can make the smooth and beautiful appearance of screw flute surfaces change because speed accelerates；Because improving yield so dental lamina service life increases
Add.
Brief description of the drawings
Fig. 1 is the structural representation of invention；
Fig. 2 is schematic diagram in the structure of push broach；
Fig. 3 is the control structure block diagram of the present invention；
Fig. 4 is the schematic view of the mounting position of shower nozzle.
In figure, 1- vibrating disks, 2- tracks, 3- push broach, 4- fix dental lamina, 5- driving screws, 6- movable sliders, 7- movable teeths
Plate, 8- guide plates, 9- expellers, 10- three-phase servos motor, 11- frames, 12- tool rests, 13- connecting rods, 14- cutter blocks, 15- springs,
16- counts inductor, 17- limit inductions device, 18- numerical control devices, 19- alarms, 20- cooling pumps, 21- lubricating pumps, 22- can be after
Electrical equipment I, 23- groups can relay II, 24- vibrating motors, 25- shower nozzles, 26- coolings pump motor, 27- lubrications pump motor, 28- acceleration
Point, 29- pouring orifices, 30- fix dental lamina seat, 31- connecting rods II.
Embodiment
Below in conjunction with the embodiment of the present invention and accompanying drawing, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of protection of the invention.
As Fig. 1-4 shows, described numerical control thread rolling machine include vibrating disk 1, track 2, push broach 3, fixed dental lamina 4, driving screw 5,
Movable slider 6, movable dental lamina 7, guide plate 8, expeller 9, three-phase servo motor 10, frame 11, numerical control device 18.
Described driving screw 5 is arranged in frame 11 by bearing, power intake and the three-phase servo motor of driving screw 5
10 connections, described three-phase servo motor 10 are connected by servo-drive with numerical control device 18, and movable cunning is provided with driving screw 5
Block 6, movable slider 6 are threadedly coupled with driving screw 5, and movable dental lamina 7 is fixedly mounted on movable slider 6, also solid on movable slider 6
Dingan County is equipped with guide plate 8, and the outside of guide plate 8 is provided with expeller 9, and expeller 9 is arranged in push broach 3, and push broach 3 is arranged on frame 11
On, the front end of push broach 3 is located at the discharge outlet of track 2, and the charging aperture of track 2 is connected with the discharging opening of vibrating disk 1, vibrating disk 1
Vibrating motor 24 by group can a relay II 23 be connected with numerical control device 18, described fixation dental lamina 4 pass through fixation dental lamina seat
30 are arranged in the frame 11 of the movable front side of dental lamina 7, and fixed dental lamina 4 and movable 7 parallel installation of dental lamina, fixed dental lamina seat 30 can band
Dynamic fixed dental lamina 4 moves in frame 11, with the spacing between the fixed dental lamina 4 of adjustment and movable dental lamina 7, so as to realize different-diameter spiral shell
The threading processing of silk.
When carrying out threading processing to workpiece using the present invention, the spacing between fixed dental lamina 4 and movable dental lamina 7 is first adjusted
Afterwards, then under the control action of numerical control device 18, driving screw 5 is driven to rotate forward by three-phase servo motor 10, and driving screw 5 rotates
When drive activity dental lamina 7 moved along a straight line to the left along it with the guide plate 8 on movable slider 6, when the nose motion of guide plate 8
To expeller 9 lower section when, guide plate 8 pushes up expeller 9, and expeller 9 drives the front end of push broach 3 to move upwards, when pushing away
When the outlet of track 2 is left in the front end of knife 3, a workpiece to be processed can be tumbled out in vibrating disk 1, this workpiece drops down onto along track 2
Between fixed dental lamina 4 and movable dental lamina 7, because movable dental lamina 7 is in the presence of driving screw 5, move forward, so that
Workpiece is in fixed dental lamina 4 with realizing that silk tooth is processed under the effect of movable dental lamina 7.
In process, when movable dental lamina 7 intermeshes with fixed dental lamina 4, workpiece in initial compression, watch by three-phase
It is slower to take the rotating speed of motor 10, can so avoid workpiece from up running and cause it is bad, when workpiece reach acceleration point 28, workpiece
During silk tooth extruding and molding groove, by application program, numerical control device 18 controls the faster rotational speed of three-phase servo motor 10, makes workpiece
Silk dental groove rooved face become smooth and beautiful appearance, meanwhile, accelerate, to workpiece threading, can also increase production capacity in acceleration point 28.
After the completion for the treatment of work pieces process, workpiece departs from from fixed dental lamina 4 with after movable dental lamina 7, controlling and making in numerical control device 18
Under, three-phase servo motor 10 inverts, while three-phase servo motor 10 drives driving screw 5 to invert, and is driven during the reversion of driving screw 5
Movable dental lamina 7 moves along a straight line to the right with the guide plate 8 on movable slider 6 along it, when guide plate 8 leaves expeller 9,
Under the impetus of push broach 3, expeller 9 moves downward, and the front end of push broach 3 can move to the discharging opening of track 2 and be blocked,
In order to being that the processing of next workpiece is prepared after the movable return of dental lamina 7.
In the present invention, the front end face of described guide plate 8 and expeller 9 is obliquely installed；And before guide plate 8 is obliquely installed
The front end face that end face is obliquely installed with expeller 9 is parallel to each other, can so enable guide plate 8 to during left movement smoothly with pusher
Block 9 suits, and promotes expeller 9, is easy to workpiece to be processed to enter fixed dental lamina 4 and carries out threading processing with movable dental lamina 7.
In the present invention, described push broach 3 includes tool rest 12, connecting rod I 13, cutter block 14, spring 15, connecting rod II 31,
Wherein, one end of connecting rod 13 is be hinged with expeller 9, and the other end of connecting rod 13 is flexibly connected with tool rest 12, and the one of spring 15
End is fixed on tool rest 12, and the other end is fixed on expeller 9, and one end of connecting rod II 31 is flexibly connected with tool rest 12, connection
The other end of bar II 31 is provided with cutter block 14, and connecting rod II 31 is connected by screw with expeller 9；By setting specific structure
Push broach 3 and the cooperating of expeller 9, when driving screw 5, which rotates forward, drives the guide plate 8 being arranged on movable slider 6 to left movement,
After guide plate 8 suits with expeller 9, promote expeller 9 to move upwards, compressed spring 15, now, expeller 9 can be with moving knife
Block 14 leaves the discharging opening of track 2, it is ensured that workpiece in vibrating disk 1 can smoothly by track 2 enter movable dental lamina 7 with
Threading processing is carried out between fixed dental lamina 4；And work pieces process finishes, when driving screw 5 inverts, driving screw 5 drives the activity of being arranged on
Guide plate 8 on sliding block 6 moves right, and when expeller 9 is left in the front end of guide plate 8, in the presence of the spring 15 of compression, will push away
Material block 9 ejects forward, when expeller 9 moves downward, drives cutter block 14 to move downward the discharging opening for sealing track 2, in order to work
It is that the processing of next workpiece is prepared after the dynamic return of dental lamina 7, so under the continuous action of the forward and reverse of driving screw 5, you can
The friction feeding of thread rolling machine is realized, push broach 3 is realized and shares a power-equipment with driving screw 5, so as to realize the saving of the energy,
And the simplification of device structure.
In the present invention, it is provided with described fixation dental lamina 4 and counts inductor 16 and limit induction device 17, counts sensing
Device 16 is connected with limit induction device 17 with numerical control device 18, and numerical control device 18 is connected by a group energy relay I 22 with alarm 19；
Inductor 16 is counted by setting, prevents from fixing piece count between dental lamina 4 and movable dental lamina 7 and exceedes manufacturing limit and block
The situation of material, if but situation about getting stuck occur, signal can be passed to numerical control device 18 by counting inductor 16, and numerical control device 18 is logical
To cross group energy relay I 22 and connect alarm 19, alarm dodges red light, meanwhile, the programme-control servomotor 10 of numerical control device 18 stops
Only work, so as to ensure the safety in production of numerical control thread rolling machine.The work in-process of limit induction device 17, the upward height of its tooth surpass
Limit induction device 17 can be encountered when poor, now, numerical control device 18 connects alarm 19 by a group energy relay I 22, and alarm dodges
Red light, meanwhile, the programme-control servomotor 10 of numerical control device 18 is stopped, so as to ensure the safety in production of numerical control thread rolling machine,
Bad production can be reduced.
In the present invention, shower nozzle 25 is provided with described frame 11, shower nozzle 25 is connected by flexible pipe with cooling pump 20, with
The cooling pump motor 26 that cooling pump 20 connects is connected by a group energy relay II 23 with numerical control device 18；Controlled by numerical control device 18
But pump motor 26 starts cooling pump 20 to refrigeration, and shower nozzle 25 sprays coolant to fixed dental lamina 4 with movable dental lamina 7, to realize fixation
The cooling of dental lamina 4 and movable dental lamina 7, and exclude to fix dental lamina 4 and the iron powder on movable dental lamina 7, it is ensured that the accurate processing of workpiece.
In the present invention, the nut on described driving screw 5 is provided with pouring orifice 29, and pouring orifice 29 passes through flexible pipe and profit
Sliding pump 21 is connected, and the lubrication pump motor 27 being connected with lubricating pump 21 is connected by a group energy relay II 23 with numerical control device 18, this
Sample can by pouring orifice 29 to driving screw 5 inject lubricating oil, to realize the lubrication of driving screw 5, it is ensured that driving screw 5 it is normal
Work.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although by upper
State preferred embodiment the present invention is described in detail, it is to be understood by those skilled in the art that can be in form
Various changes are made to it in upper and details, without departing from claims of the present invention limited range.
Claims (5)
- A kind of 1. numerical control thread rolling machine, it is characterised in that：Described numerical control thread rolling machine includes vibrating disk (1), track (2), push broach (3), fixed dental lamina (4), driving screw (5), movable slider (6), movable dental lamina (7), guide plate (8), expeller (9), three-phase servo Motor (10), frame (11), numerical control device (18), described driving screw (5) are arranged in frame (11) by bearing, driving screw (5) power intake is connected with three-phase servo motor (10), and described three-phase servo motor (10) passes through servo-drive and number Control device (18) connection；Movable slider (6) is installed, movable slider (6) is threadedly coupled with driving screw (5), living on driving screw (5) Dynamic dental lamina (7) is fixedly mounted on movable slider (6）On, be also installed with guide plate (8) on movable slider (6), guide plate (8) it is outer Side is provided with expeller (9), and expeller (9) is arranged in push broach (3), and push broach (3) is arranged in frame (11), push broach (3) Front end is located at the discharge outlet of track (2), and the charging aperture of track (2) is connected with the discharging opening of vibrating disk (1), vibrating disk (1) Vibrating motor (24) is connected by a group energy relay II (23) with numerical control device (18), and described fixation dental lamina (4) passes through fixation Dental lamina seat (30) is arranged in the frame (11) on front side of movable dental lamina (7), and fixed dental lamina (4) peace parallel with movable dental lamina (7) Dress.
- A kind of 2. numerical control thread rolling machine according to claim 1, it is characterised in that：It is provided with described fixation dental lamina (4) Inductor (16) and limit induction device (17) are counted, inductor (16), limit induction device (17) and numerical control device (18) is counted and connects Connect, numerical control device (18) is connected by a group energy relay I (22) with alarm (19).
- A kind of 3. numerical control thread rolling machine according to claim 1, it is characterised in that：Described guide plate (8) and expeller (9) Front end face is obliquely installed；And the front end face that the front end face that is obliquely installed of guide plate (8) is obliquely installed with expeller (9) is mutually flat OK.
- A kind of 4. numerical control thread rolling machine according to claim 1, it is characterised in that：Shower nozzle is provided with described frame (11) (25), shower nozzle (25) is connected by flexible pipe with cooling pump (20), and the cooling pump motor (26) being connected with cooling pump (20) passes through group Energy relay II (23) is connected with numerical control device (18).
- A kind of 5. numerical control thread rolling machine according to claim 1, it is characterised in that：Nut on described driving screw (5) is equal Pouring orifice (29) is provided with, pouring orifice (29) is connected by flexible pipe with lubricating pump (21), the lubricating pump being connected with lubricating pump (21) Motor (27) is connected by a group energy relay II (23) with numerical control device (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710180379.2A CN106862444B (en) | 2017-03-24 | 2017-03-24 | A kind of numerical control thread rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710180379.2A CN106862444B (en) | 2017-03-24 | 2017-03-24 | A kind of numerical control thread rolling machine |
Publications (2)
| Publication Number | Publication Date |
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| CN106862444A CN106862444A (en) | 2017-06-20 |
| CN106862444B true CN106862444B (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710180379.2A Active CN106862444B (en) | 2017-03-24 | 2017-03-24 | A kind of numerical control thread rolling machine |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506312B (en) * | 2018-03-08 | 2020-06-30 | 浙江吉达金属有限公司 | Adjusting screw assembly and manufacturing process thereof |
| CN109848341A (en) * | 2018-12-25 | 2019-06-07 | 深圳航空标准件有限公司 | The anti-misoperation device of reciprocating bolt thread rolling machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20021145A1 (en) * | 2002-05-28 | 2003-11-28 | Smart Srl | AUTOMATIC ROLLING MACHINE WITH FLAT COMBS |
| CN201579353U (en) * | 2009-12-23 | 2010-09-15 | 上稳机械工业股份有限公司 | Molded teeth machine |
| CN201644684U (en) * | 2010-03-26 | 2010-11-24 | 方根荣 | Thread rolling machine |
| CN201752751U (en) * | 2010-07-20 | 2011-03-02 | 上稳机械工业股份有限公司 | Thread rolling machine |
| CN203541405U (en) * | 2013-09-27 | 2014-04-16 | 李春林 | High-speed precision thread rolling machine |
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- 2017-03-24 CN CN201710180379.2A patent/CN106862444B/en active Active
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