CN2792675Y - Tooth tapping device - Google Patents
Tooth tapping device Download PDFInfo
- Publication number
- CN2792675Y CN2792675Y CN 200520109752 CN200520109752U CN2792675Y CN 2792675 Y CN2792675 Y CN 2792675Y CN 200520109752 CN200520109752 CN 200520109752 CN 200520109752 U CN200520109752 U CN 200520109752U CN 2792675 Y CN2792675 Y CN 2792675Y
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- power
- moving part
- drive circuit
- described tapping
- tapping device
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Abstract
The utility model relates to a tooth tapping device which comprises a machine stand, a rotary shaft and a driven external member, wherein the machine stand is a linking member which can make straight linear motion by power; the rotary shaft rotates by power, and the lower end of the rotary shaft is connected with a tool; the inner part of the driven external member is connected with a fixed bearing used for penetrating and fixing the rotary shaft, and the outer side of the driven external member is integrally connected with the linking member; the inner part or the vicinity position of the machine stand is provided with a controller used for controlling a drive circuit of a digital signal; a central processor in the controller is connected with an assembly storage circuit, the output connection of the central processor controls the drive circuit; the drive circuit according to the output of the central processor respectively controls the dimension of the power of power sources at different time sequences, and the shift position of the linking member at different time sequences, and the drive circuit controls the dimension of the power of a servomotor at different time sequences and the rotary angle position of the rotary shaft at different time sequences. The utility model can enhance the precision and the accuracy of an inner screw hole shaped by the long-time tapping of a tooth tapping tool, and can greatly reduce the noise of the mechanical transmission.
Description
Technical field
The utility model relates to a kind of tapping device, particularly a kind of improve carrying out of precision and accuracy attack the system inner bolt hole the tapping device.
Background technology
The tooth attacking device of known tapping machine has the high rigidity instrument of screw thread for the surface, be the pole shape, can have different size, also refer to the different tooth attacking device of various pitches (Pitch), with screw at the different pitch internal threads of different spiral shell tappings of its screw specification of machined object.
Tool processes comprises two actions when machined object, the rotation of control tool first, the vertical movement of control tool first.
The instrument speed of rotation and instrument shift position control system design according to the internal thread pitch of desiring to process (Pitch).
Yet conventional tool all is to come control tool rotation and vertical movement by the pretty mechanism of imitating of traditional gear, scroll bar, turbine or contact.
Because mechanical type transmission mechanism, its actuation all has mechanical high friction property, further cause the actuated element friction and gapped generation, so can produce the instrument anglec of rotation produces error, the vertical upper and lower displacement speed generation error of instrument, produces a large amount of noises with the position, when the different size instrument exchanges, must organize the imitative pretty mechanism of the gear, turbine or the contact that unload different size simultaneously.Therefore produced error by the pitch (Pitch) of the machined object internal thread of spiral shell tapping, cause screw can't be bolted in this screw, whole machined object all may go out of use.
Summary of the invention
Main purpose of the present utility model provides a kind of tapping device that improves precision and accuracy.
A purpose more of the present utility model provides a kind of tapping device, when at the different instrument of displacement, as long as reset at controller, can reach the cooked mode of different size screw.
Above-mentioned purpose of the present utility model is achieved in that a kind of tapping device, and its feature comprises:
Board, have be subjected to power can be directly to the moving part of linear movement;
Be subjected to the rotating shaft of power rotation, its lower end fastening means;
Passive external member, the bearing that its inside is connected and fixed are for the cross-under fixed rotating shaft, and passive external member outside one connects on the moving part;
Wherein, near position board inside/board, be equiped with a controller, the drive circuit that is used for the control figure signal, central processing unit in this controller is connected with the procedure set storage circuit, the output of central processing unit connects the control drive circuit, drive circuit according to the output of central processing unit control respectively power source power at the power of different sequential large and small and moving part in the shift position of different sequential, and the power of control servo motor at the power of different sequential large and small and rotating shaft in the rotary angle position of different sequential.
The utlity model has following technique effect: can improve the tapping instrument and attack precision, the accuracy of making the type inner bolt hole for a long time, and significantly reduce mechanically operated noise.
Below in conjunction with accompanying drawing the utility model is elaborated.
Description of drawings
Fig. 1 is a three-dimensional combination figure of the present utility model;
Fig. 2 is a three-dimensional exploded view of the present utility model;
Fig. 3 is a local section side view of the present utility model;
Fig. 4 is an action side view of the present utility model;
Fig. 5 is another embodiment three-dimensional combination figure of the present utility model;
Fig. 6 is the side-looking action diagram of Fig. 5;
Fig. 7 is an embodiment side view more of the present utility model;
Fig. 8 is a motion flow calcspar of the present utility model;
Fig. 9 is a motion flow calcspar more of the present utility model;
Figure 10 is an embodiment side-looking and a schematic partial sectional view more of the present utility model.
Description of reference numerals: board 10; Controller 100; Central processing unit 102; Procedure set storage circuit 103; Drive circuit 104,106; Base 15; Support component 20; Detector 25; Sensing element 251; Moving part 40; Screw 41,661; Slide 42; Power output rod 45; Bottom 451; Rotating shaft 50; Instrument 60; Chuck 62; Anchor clamps 65; Machined object 66; Passive external member 70; Perforation 74; Inner hole wall 741; Bearing 80,452; Power source 90; Motor 95; Servo motor M; Encoder M1,91.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model is a kind of tapping device, comprises:
Be subjected to the rotating shaft 50 of power rotation, its lower end fastening means 60;
Passive external member 70, the inner bearing 80 cross-under fixed rotating shafts 50 that are connected and fixed, the outside one of passive external member 70 is connected on the moving part 40, and moving part 40 drives passive external member 70, rotating shaft 50 and instrument 60 synchronous linear displacements;
As Fig. 8, shown in Figure 9, wherein a controller 100 is installed in the position near board 10 inside/board 10, and the digital signal of its control can drive drive circuit 104,106, and this controller 100 comprises:
Central processing unit 102, be connected with procedure set storage circuit 103, the digital signal control drive circuit 104,106 of its output, drive circuit 104,106 control respectively power source 90 power its at the large and small and moving part 40 of different sequential in the shift position of different sequential, and the power of control servo motor M is in the large and small and rotating shaft 50 of the different sequential rotary angle position in different sequential.
Wherein board 10 is provided with support component 20, and slide 42 loose joints of moving part 40 sides are on support component 20.
As shown in Figure 3, be provided with perforation 74 in the wherein passive external member 70, be installed with at least more than one bearing 80, (80) in the perforation 74.
As shown in Figure 5, wherein the link of moving part 40 is by an affixed power output rod 45, and this power output rod 45 is subjected to the driving of power source 90, does the displacement of linear displacement and driven in synchronism moving part 40 linearities.
As shown in Figure 3, its shaft 50 be subjected to a servo motor M control and along or backwards rotation.
As Fig. 2, shown in Figure 3, wherein instrument 60 is the tooth attacking devices of attacking the system thread;
As Fig. 5, Fig. 6, shown in Figure 7, wherein support component 20 is provided with linear position detector 25;
As Fig. 2, shown in Figure 3, wherein power output rod 45 is a screw rod, and it is bolted in the moving part 40 default screws 41, and power source 90 is a servo motor.
As Fig. 5, Fig. 6, shown in Figure 7, wherein power output rod 45 is a straight-bar, and it is fixed on the moving part 40, and power source 90 is pneumatic cylinder/oil hydraulic cylinder/eccentric cam etc.
As shown in Figure 9, wherein the bottom 451 of power output rod 45 is connected on the base 15 by crossing bearing 452.
Be elaborated below.
As Fig. 1, Fig. 2, shown in Figure 3, the line shifting of power source 90 control moving parts 40 of the present utility model, this power source 90 can be servo motor, pneumatic cylinder or oil hydraulic cylinder or eccentric cam.If power source 90 is a servo motor, then power output rod 45 is a screw rod, is subjected to the driving of power source 90 and is to rotatablely move, and moving part 40 is provided with screw 41 being spirally connected for power output rod 45.
Wherein support component 20, passive external member 70 and instrument 60 are not restricted to vertical setting up, and also can be level or other angle is set up.As shown in figure 10, the not helicoid bottom 451 of power output rod 45 is connected on the base 15 by bearing 452, this moment, base 15 was defined as the element that power output rod 45 supports, owing to can dally in base 15 in bottom 451, this moment, former support component 20 can be deleted.
As shown in Figure 5, power source of the present utility model 90 is unrestricted in servo motor, also can be provided with pneumatic cylinder or oil hydraulic cylinder or eccentric cam, and then power output rod 45 does not have screw thread, and is shaft-like or strip directly is linked on the moving part 40.
No matter power source 90 is servo motor or pneumatic cylinder or eccentric cam, the drive pattern of its power is by controller 100 controls.
As shown in Figure 8, procedure set storage circuit 103 be written into power source 90 and servo motor M both in the power size of different sequential and the execution data of control tool 60 rotary angle position and linear displacement Position Control, when fill order starts, by procedure set storage circuit 103 real-time fill order signal is offered central processing unit 102 and do interpretation and computing, and the signal after will handling is by drive circuit 104,106 running and drive power source 90 and servo motor M action, if power source 90 is a servo motor, then interior construction has encoder 91, this encoder 91 is identical with the effect of another encoder M1, then power source 90 indirectly control power output rods 45 at the rotating speed of different sequential and turn to; The rotation (as shown in Figure 3) of power output rod 45 in screw 41, and control moving part 40 indirectly at different sequential line shiftings, moving part passive external member 70 straight line forwards of 40 synchronous interlocks or reverse displacement, servo motor M is fixed in the top of passive external member 70, also so synchronously along with passive external member 70 actions.Instrument 60 is fixed on the below of passive external member 70, so instrument 60 is along with passive external member 70 synchronous linears are shifted.
As Fig. 3, shown in Figure 8, procedure set storage circuit 103 provides a real-time fill order signal to central processing unit 102, through central processing unit 102 interpretations and computing, and the signal after will handling is by among one group of drive circuit, the 106 input servo motor M, and the anglec of rotation signal by the detection of the encoder M1 under the servo motor M itself rotating shaft 50, and signal fed back to central processing unit 102 computing deciphers, with the anglec of rotation of confirming that rotating shaft 50 is real-time.When drive circuit 106 drives servo motor M startup, rotating shaft 50 is that drive instrument 60 rotates synchronously, the real time rate of instrument 60 rotations is to be controlled by the working current value of servo motor M, and this working current value is monitored and control by the signal of central processing unit 102, working current value is controlled in different sequential, and its controlled pattern is carried out data according to the procedure set of procedure set storage circuit 103 and operated.Carrying out the system of attacking at machined object 66 during screw when instrument 60 by this, and distance and positions of its instrument 60 displacement downwards and angle position and speed that speed and instrument 60 rotate are controlled by programmable.This effect makes several instruments 60 when attacking the screw 661 of system plural number, when referring to for a long time a large amount of volume production machining states especially, is attacked the internal thread of the type of making, and the pitch between its screw thread (Pitch) is permanent one.
As Fig. 5, Fig. 6, shown in Figure 7, power source 90 can be made as pneumatic cylinder/oil hydraulic cylinder/eccentric cam, its inlet and outlet or advance, oil draining system also controlled by a controller 100 and a linear position detector 25, its principle is all same as described above, when power source 90 is driven by instruction, the linear motion forward or backwards of power output rod 45 meetings, the lower end of power output rod 45 is linked on the moving part 40, moving part 40 is shifted together with passive external member 70 synchronous linears, and instrument 60 is shifted together with passive external member 70 synchronous linears; The speed of the instrument that driven of servo motor M 60 rotations and the control of all controlled device 100 of angle in addition, principle is all same as described above.
Present embodiment is on support component 20, can set up a linear position detector 25 that utilizes optical sensor, its appearance is carved with size indication, its link is connected with central processing unit 102, sensing element 251 is installed on the slide 42, therefore as Fig. 9 and Fig. 5, Fig. 6, shown in Figure 7, when slide 42 is done rectilinear motion, sensing element 251 is shifted with slide 42 synchronous linears, its displaced condition is to be detected its position by linear position detector 25, position signal is transfused to central processing unit 102 and does interpretation and processing, with control tool 60 straight-line Position Control (as above, the control of bottom dead centre).The installing of linear position detector 25 and sensing element 251 be power source 90 when being set to gas, oil hydraulic cylinder or power source 90 be the design of eccentric cam, power output rod 45 non-helical rotations and be rectilinear motion this moment, so can measure (or monitoring) real-time shift position, further control tool 60 straight-line Position Control by linear position detector 25 to moving part 40.
As shown in Figure 7, when power source 90 is eccentric cam, this moment, eccentric cam was driven by a motor 95, power source 90 is defined as eccentric cam, power source 90 (being eccentric cam) lower end connects power output rod 45, the eccentric motion that the eccentric cam rotation is done is done the linear reciprocation displacement to reach drive power output rod 45, drives the linear displacement of instrument 60 at last.
And for example shown in Figure 3, bearing 80 (80) is an internal axle sleeve system with central perforation for the cross-under of rotating shaft 50 with fixing, and the outer shaft clip of bearing 80 (80) is fixed on the inner hole wall 741 of perforation 74, and the rotation of rotating shaft 50 is quite firm by this.
In sum, because instrument 60 of the present utility model is at forgone the fully transmission mode of mechanical type actuated element of the control of the control of line shifting and the anglec of rotation, under long-term a large amount of processing kenel, the unexpected fully problem that produces tolerance because of the friction of mechanical type actuated element, so can reach the screw 661 (as shown in Figure 4) of institute's volume production machined object 66, thread pitch in each screw 661 is permanent one, thereby promote non-defective unit greatly, especially utilize of the present utility model program control, significantly reduced the transmission of traditional mechanical organ, effectively noise-decreasing and power consumption, exchange different cooked mode (promptly group is changed instrument) in processing simultaneously, as long as reset at controller 100 again, can reach the cooked mode of different size, this effect has been got rid of traditional machine driving defective of the replacing of the need between the part different size in addition.
Claims (10)
1, a kind of tapping device, its feature comprises:
Board, have be subjected to power can be directly to the moving part of linear movement;
Be subjected to the rotating shaft of power rotation, its lower end fastening means;
Passive external member, the bearing that its inside is connected and fixed are for the cross-under fixed rotating shaft, and passive external member outside one connects on the moving part;
Wherein, near position board inside/board, be equiped with a controller, the drive circuit that is used for the control figure signal, central processing unit in this controller is connected with the procedure set storage circuit, the output of central processing unit connects the control drive circuit, drive circuit according to the output of central processing unit control respectively power source power at the power of different sequential large and small and moving part in the shift position of different sequential, and the power of control servo motor at the power of different sequential large and small and rotating shaft in the rotary angle position of different sequential.
2, according to the described tapping device of claim 1, it is characterized in that board is provided with support component, the slide loose joint of moving part side is on support component.
3, according to the described tapping device of claim 1, it is characterized in that, be provided with perforation in the passive external member, be installed with at least more than one bearing in the perforation.
According to the described tapping device of claim 1, it is characterized in that 4, the link of moving part is by an affixed power output rod.
5, according to the described tapping device of claim 1, it is characterized in that, rotating shaft be subjected to a servo motor control and along or backwards rotation.
According to the described tapping device of claim 1, it is characterized in that 6, instrument is the tooth attacking device of attacking the system thread;
Anchor clamps are located on the base of board, press from both sides the fixedly machined object of pulling.
7, according to the described tapping device of claim 1, it is characterized in that support component is provided with the linear position detector;
Sensing element is installed on the slide.
8, according to claim 1 or 4 described tapping devices, it is characterized in that power output rod is a screw rod, it is bolted in the default screw of moving part, and power source is a servo motor.
9, according to claim 1 or 4 described tapping devices, it is characterized in that power output rod is a straight-bar, it is fixed on the moving part, and power source is pneumatic cylinder/oil hydraulic cylinder/eccentric cam.
10, according to claim 1 or 4 described tapping devices, it is characterized in that the bottom of power output rod is connected on the base by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520109752 CN2792675Y (en) | 2005-06-15 | 2005-06-15 | Tooth tapping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520109752 CN2792675Y (en) | 2005-06-15 | 2005-06-15 | Tooth tapping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2792675Y true CN2792675Y (en) | 2006-07-05 |
Family
ID=36819827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520109752 Expired - Fee Related CN2792675Y (en) | 2005-06-15 | 2005-06-15 | Tooth tapping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2792675Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059411A (en) * | 2010-12-17 | 2011-05-18 | 凯达电子(昆山)有限公司 | Quick tapping positioner |
| CN102189301A (en) * | 2011-04-28 | 2011-09-21 | 张家港名阳精密机械制造有限公司 | Tapping device for automatic lathe |
| CN104259586A (en) * | 2014-09-04 | 2015-01-07 | 云南农业大学 | Internal thread tapping device and control system |
| CN104708128A (en) * | 2015-02-05 | 2015-06-17 | 禹伟 | Cutting module of hydraulic tapping machine |
| CN105215482A (en) * | 2015-10-30 | 2016-01-06 | 常熟祥鑫汽配有限公司 | A kind of tapping equipment possessing multi-angle and regulate |
| CN108021102A (en) * | 2016-11-03 | 2018-05-11 | 财团法人工业技术研究院 | control method of tapping cutter |
| CN111001885A (en) * | 2019-10-29 | 2020-04-14 | 宁波夏厦齿轮有限公司 | Automatic tapping machine for gear and tapping method |
-
2005
- 2005-06-15 CN CN 200520109752 patent/CN2792675Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059411A (en) * | 2010-12-17 | 2011-05-18 | 凯达电子(昆山)有限公司 | Quick tapping positioner |
| CN102059411B (en) * | 2010-12-17 | 2012-11-14 | 凯达电子(昆山)有限公司 | Quick tapping positioner |
| CN102189301A (en) * | 2011-04-28 | 2011-09-21 | 张家港名阳精密机械制造有限公司 | Tapping device for automatic lathe |
| CN102189301B (en) * | 2011-04-28 | 2013-06-05 | 张家港名阳精密机械制造有限公司 | Tapping device for automatic lathe |
| CN104259586A (en) * | 2014-09-04 | 2015-01-07 | 云南农业大学 | Internal thread tapping device and control system |
| CN104259586B (en) * | 2014-09-04 | 2017-05-10 | 云南农业大学 | Internal thread tapping device and control system |
| CN104708128A (en) * | 2015-02-05 | 2015-06-17 | 禹伟 | Cutting module of hydraulic tapping machine |
| CN105215482A (en) * | 2015-10-30 | 2016-01-06 | 常熟祥鑫汽配有限公司 | A kind of tapping equipment possessing multi-angle and regulate |
| CN108021102A (en) * | 2016-11-03 | 2018-05-11 | 财团法人工业技术研究院 | control method of tapping cutter |
| CN111001885A (en) * | 2019-10-29 | 2020-04-14 | 宁波夏厦齿轮有限公司 | Automatic tapping machine for gear and tapping method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060705 |