CN204430474U - Full-automatic pipe threading machine - Google Patents
Full-automatic pipe threading machine Download PDFInfo
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- CN204430474U CN204430474U CN201520061698.8U CN201520061698U CN204430474U CN 204430474 U CN204430474 U CN 204430474U CN 201520061698 U CN201520061698 U CN 201520061698U CN 204430474 U CN204430474 U CN 204430474U
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Abstract
The utility model discloses a kind of full-automatic pipe threading machine, comprise motor, transmission mechanism, loader mechanism, tapper mechanism and electric controling screen, loader mechanism comprises manipulator and holding frame, tapper mechanism comprises main shaft, tap chuck, feed arrangement and stopping means, tapper mechanism is provided with tapping protective device, tapping protective device comprises the gland of hollow push rod and coupling, main shaft is provided with the shaft shoulder in the conical surface, the two ends of hollow push rod all concave the formation conical surface, and respectively with the lateral surface of the shaft shoulder, the medial surface coupling of gland, gland and main shaft are spline joint and fix axial location with nut.The utility model, the feeding of screw tap has been come by the slip of the first gear on balladeur train, tapping distance is controlled by limit switch, improve machining accuracy, main shaft coordinates with hollow push rod, effectively prevent excessive the causing of resistance that screw tap is subject to and fractures, reduce the fault rate of screw tap and lathe, each tapper mechanism can self contained function, and automaticity is high.
Description
Technical field
The utility model relates to the process equipment of pipe fitting internal thread, is specifically related to full-automatic pipe threading machine.
Background technology
Pipe fitting internal and external threads tapping machine is a kind of process equipment that pipe fitting manufacturer generally adopts, usual employing single head formula or three first tap dentition formula tappings, be generally provide feeding power by single to tapping, adding gear by drive motors provides rotary power, thus completes pipe fitting tapping operation.The main shaft at screw tap place generally adopts spline class to design; but due to very big at tapping process medium power moment of torsion; the friction that main shaft is subject to is also very large; and owing to not protecting class device in tapper mechanism; therefore impulsive force huge in tapping process is very easy to fracture screw tap and then damage lathe, is easy to the damage causing machine tool element.For three current end threading machines; its greatest drawback is that the power of tapper mechanism cannot independently control; protective device is not had yet; the work of screw tap is carried out simultaneously; and work in no particular order simultaneously three screw taps can be made to produce collision; normally can only could work by the short screw tap of mill, but be difficult to the accuracy ensureing tapping, therefore there is the defects such as scrappage is high, fault rate is high, production efficiency is low, power consumption is large, cost of labor is high.
Utility model content
The utility model patent problem to be solved is that existing pipe threading machine fault rate is high, automaticity is low and the high problem that consumes energy.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts there is provided a kind of full-automatic pipe threading machine, comprise motor, transmission mechanism, loader mechanism, tapper mechanism and electric controling screen, described loader mechanism comprises manipulator and holding frame, feed arrangement and stopping means that described tapper mechanism comprises main shaft, is fixed on the tap chuck of the front end of described main shaft, controls described main axle moving, described main shaft runs through the two sides of main spindle box:
Described tapper mechanism is provided with tapping protective device, described tapping protective device comprises the gland of hollow push rod and coupling, described main shaft is provided with the shaft shoulder in the conical surface, the two ends of described hollow push rod all concave the formation conical surface, and mate with the lateral surface of the described shaft shoulder, the medial surface of described gland respectively, described gland and described main shaft are spline joint and fix axial location with nut;
Described transmission mechanism comprises and is arranged on belt pulley on power transmission shaft and balladeur train, described power transmission shaft is by belt pulley and described motor linkage, the middle part of described main shaft is provided with the first gear, and described first gear engages with described balladeur train, and the trailing flank of described first gear is provided with bearing block;
Described stopping means comprises stroke-limit bar, the limit switch be arranged on described stroke-limit bar, and described main spindle box is stretched in the inner of described stroke-limit bar, and is linked on vertically moving by described bearing block and described main shaft;
Each described tapper mechanism is equipped with motor described in respectively, and the number of described tapper mechanism is 3 groups, and wherein in horizontal direction symmetrical each one group, center vertical arranges one group.
In above-mentioned full-automatic pipe threading machine, described feed arrangement comprises cylinder and is slidably arranged in the piston axle of described cylinder interior, and described hollow push rod rotates the center being arranged on described piston axle.
In above-mentioned full-automatic pipe threading machine, the tooth nut such as to be provided with in described piston axle and to wait tooth screw rod.
In above-mentioned full-automatic pipe threading machine, described cylinder comprises cylinder sleeve, left cover and right cover plate, and described left cover and described main spindle box are fixed.
In above-mentioned full-automatic pipe threading machine, described limit switch is provided with the first screens and the second screens.
In above-mentioned full-automatic pipe threading machine, described manipulator comprises base, sliding axle and handgrip, the first cylinder controlling described sliding axle height is vertically arranged on described sliding axle, one end of second cylinder is provided with the active section rotated for controlling described sliding axle, and described active section is connected with the bottom of described sliding axle.
In above-mentioned full-automatic pipe threading machine, described holding frame is provided with workpiece screens, the first oil cylinder and the second oil cylinder, and described first oil cylinder is located at the side of described workpiece screens, for clamping work pieces, described second oil cylinder is located at the bottom of described holding frame, for the position of mobile described holding frame.
In above-mentioned full-automatic pipe threading machine, the rear end of described main shaft is also provided with dust cover, and described dust cover is fixedly connected with described right cover plate.
In the utility model, each tapper mechanism can self contained function, can synchronously or compartment of terrain workpiece is processed, automaticity is high, the feeding of screw tap has been come by the slip of the first gear on balladeur train, and control tapping distance by limit switch, substantially increase machining accuracy, and main shaft is provided with the conical surface shaft shoulder, the push rod being provided with the indent conical surface with two ends coordinates, because the resistance be subject at tapping process plug tap is larger, correspondingly, hollow push rod is also large to the thrust of main shaft, the small displacement identical with direction of feed can be there is in hollow push rod relative main, reduce with the tight ness rating of gland, therefore when thrust is excessive, disc spring and gland will significantly reduce the pressure of hollow push rod, cause hollow push rod cannot apply larger thrust to the shaft shoulder of main shaft, can only turn-take around primary axle slip, thus excessive the causing of the resistance effectively avoiding screw tap to be subject to fractures, reduce the fault rate of screw tap and lathe, easy to operate, process is stablized, machining accuracy is high, substantially increase production efficiency, save great amount of cost, there is good practicality.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is top view of the present utility model;
Fig. 3 is the elevation cross-sectional view of tapper mechanism of the present utility model;
Fig. 4 is the top plan view of Fig. 3;
Fig. 5 is the schematic enlarged-scale view of manipulator;
Fig. 6 is the schematic enlarged-scale view of holding frame;
Fig. 7 is the STRUCTURE DECOMPOSITION figure of tapping protective device;
Fig. 8 is the STRUCTURE DECOMPOSITION figure of feed arrangement.
Detailed description of the invention
The utility model provides a kind of full-automatic pipe threading machine, and failure rate is low, machining accuracy is high.Below in conjunction with specific embodiment and Figure of description, the utility model is described in detail.
As depicted in figs. 1 and 2, the full-automatic pipe threading machine that the utility model provides comprises motor 100, transmission mechanism 600, loader mechanism, tapper mechanism 400 and electric controling screen 500, and loader mechanism comprises manipulator 200 and holding frame 300.In the present embodiment, tapping mechanism 400 arranges three groups altogether, in horizontal direction symmetrical each one group, and center vertical arranges one group.Utilize electric controling screen 500 can the keying of control appliance and the running parameter of each mechanism.
As shown in Figure 5 and Figure 6, manipulator 200 comprises base 210, sliding axle 220 and handgrip 230, first cylinder 240 is vertically arranged on sliding axle 220, for controlling the height of sliding axle 220, one end of second cylinder 250 is provided with active section 251, active section 251 stretches in base 210, is connected with the bottom of sliding axle 220, for controlling the rotation of sliding axle 220.After startup, the first cylinder 240 declines and makes handgrip 230 contact workpiece, and after handgrip 230 grabbing workpiece, the first cylinder 240 rises and drives handgrip 230 to rise, and the second cylinder 250 rotary hand grip 230, first cylinder 240 declines again, and workpiece is placed on holding frame by handgrip 230.After stepping up Deng workpiece, workpiece decontroled by handgrip 230, and the first cylinder 240 rises again, prepares taking of workpiece next time, puts into next workpiece, repeat the carrying out that above flow process ensures uninterrupted fully-automatic production after work pieces process completes.
Holding frame 300 is provided with the side that workpiece screens 310, first oil cylinder 320 and the second oil cylinder 330, first oil cylinder 310 are located at workpiece screens 310, and for clamping work pieces, the second oil cylinder 330 is located at the bottom of holding frame 300, for the position of mobile holding frame 300.The design of holding frame 300 can meet the processing of multi items pipe fitting, can determine the position of clamping degree and workpiece screens 310, have very high practicality according to the size of pipe fitting self and structure.
As shown in Fig. 3, Fig. 4, Fig. 7 and Fig. 8; tapper mechanism 400 comprises main shaft 420, tap chuck 410, the feed arrangement 440 controlling main shaft 420 movement and stopping means 430 and tapping protective device 450; tap chuck 410 is arranged on main shaft 420 foremost; the front end of tap chuck 410 is also provided with Adjustable tap circle 411 and nut 412; also be provided with steel ball 413 in addition, for fixing screw tap.Screw tap can select suitable model as required, can process multiple pipe fitting.Main shaft 420 rotates near one end of screw tap and is arranged on the supporting seat of main spindle box 710, main shaft 420 is provided with sliding shaft sleeve 415, duplex bearing 416 is provided with outside axial sliding sleeve 415, duplex bearing 416 is arranged on supporting base, to ensure the flexibility ratio that main shaft 410 rotates, capping is passed main shaft 420 and is closely cooperated with main spindle box 710, and is provided with oil sealing 414 in capping, to ensure the lubrication of main shaft 420 and to clean.
Main shaft 420 runs through main spindle box 710 and change gear box 720, and the middle part of main shaft 420 is provided with the first gear 421.Transmission mechanism 600 comprises the power transmission shaft being provided with belt pulley 620, and belt pulley 620, for linking with motor 100, power transmission shaft is also provided with balladeur train 610.First gear 421 engages with balladeur train 610, gear train in change gear box 720 forms transmission mechanism 600, for regulating the rotating speed of main shaft 420, after motor 100 is opened, by transmission mechanism 600, main shaft 420 is rotated by desired speed, and and can return the different kinds of drive is set according to the feeding of screw tap, make the slow feeding of screw tap, fast fallback, improve working (machining) efficiency.
Feed arrangement 440 comprises cylinder, is slidably arranged in the piston axle 445 of cylinder interior, and cylinder comprises cylinder sleeve 441, left cover 442, the collar 444 and right cover plate 443, and left cover 442 and main spindle box are fixed.Cylinder and piston axle 445 are used for controlling the moving displacement of main shaft 420, make main shaft 420 drive screw tap complete feeding and return action.
Tapping protective device 450 comprises the gland 451 of hollow push rod 454 and coupling; main shaft 420 is provided with the shaft shoulder 423 in the conical surface; the two ends of hollow push rod 454 all concave the formation conical surface; and mate with the lateral surface of the shaft shoulder 423, the medial surface of gland 451 respectively; gland 451 for spline joint also fixes axial location with nut 453, also maintains the stability of dynamics with main shaft 420 by two disc springs 452 between nut 453 and gland 451.The rear end of main shaft 420 is also provided with dust cover 460, and dust cover 460 is fixedly connected with right cover plate 443.Hollow push rod 454 rotates the center being arranged on piston axle 445, and be provided with the collar 444 be used for ensure hollow push rod 454 keep synchronous when vertically moving with piston axle 445, the tooth nut such as to be provided with in piston axle 445 and to wait tooth screw rod, for accurately controlling the feeding distance of main shaft 420 and screw tap.In process of production when tap tapping, the very large resistance from workpiece can be subject to, the power of hollow push rod 454 driven forward main shaft 420 also can increase, the small displacement identical with direction of feed can be there is in hollow push rod 454 relative main 420, reduce with the tight ness rating of gland 451, therefore when thrust is excessive, the large degree of the pressure of disc spring 452 and gland 451 pairs of hollow push rods 454 reduces, cause hollow push rod 454 cannot apply larger thrust to the shaft shoulder 423 of main shaft, can only skid around main shaft 420 and turn-take, thus excessive the causing of the resistance effectively avoiding screw tap to be subject to fractures, reduce fault rate.
Stopping means 430 comprises stroke-limit bar 431, the limit switch 432 be arranged on stroke-limit bar 431, and limit switch 432 is provided with the first screens and the second screens, respectively corresponding main shaft 420 march forward to the extreme position return backward.Main shaft 420 is provided with bearing block 422 on the trailing flank of the first gear 421, and bearing block 422 does not rotate with main shaft 420, only on vertically moving, keeps synchronous with main shaft 420.Main spindle box is stretched in the inner of stroke-limit bar 431, and is linked by bearing block 422 and main shaft 420.
After device start, power transmission shaft is linked by belt pulley 620 and motor 100, and engages with the first gear 421 rotation realizing main shaft by balladeur train 610.When carrying out tapping, piston axle 445 waiting tooth screw rod and producing length travel under waiting the effect of tooth nut in inside, hollow push rod 454 and piston axle 445 keep synchronizing moving, by the conical surface to main shaft 420 applied thrust, screw tap is moved forward and carries out tapping to workpiece, meanwhile the first gear 421 slides and keeps the stability of feeding on balladeur train 610.After tapping completes, piston axle 445 drives hollow push rod 454, main shaft 420 is return backward.Wherein feeding and rollback distance are controlled by limit switch 432, after the screens point of stroke-limit bar 431 enters the first screens, main shaft 420 moves forward to extreme position, stops tapping, electric control system drive motors 100 reversion makes screw tap reverse, and exits from inside workpiece; After the screens point of stroke-limit bar 431 enters the second screens, main shaft 420 is drawn back and is got back to extreme position, stops retreating, and then screw tap is just transferring tapping next time to and prepares.
In the utility model, each tapper mechanism can self contained function, can synchronously or compartment of terrain workpiece is processed, automaticity is high, the feeding of screw tap has been come by the slip of the first gear on balladeur train, ensure that the stability of tapping process, and control tapping distance by limit switch, substantially increase machining accuracy, and main shaft is provided with the conical surface shaft shoulder, the hollow push rod being provided with the indent conical surface with two ends coordinates, because the resistance be subject at tapping process plug tap is larger, correspondingly, hollow push rod is also large to the thrust of main shaft, the small displacement identical with direction of feed can be there is in hollow push rod relative main, reduce with the tight ness rating of gland, therefore when thrust is excessive, disc spring and gland will significantly reduce the pressure of hollow push rod, cause hollow push rod cannot apply larger thrust to the shaft shoulder of main shaft, can only turn-take around primary axle slip, thus excessive the causing of the resistance effectively avoiding screw tap to be subject to fractures, reduce the fault rate of screw tap and lathe.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structure change made under enlightenment of the present utility model, and every have identical or close technical scheme with the utility model, all falls within protection domain of the present utility model.
Claims (8)
1. full-automatic pipe threading machine, comprise motor, transmission mechanism, loader mechanism, tapper mechanism and electric controling screen, described loader mechanism comprises manipulator and holding frame, feed arrangement and stopping means that described tapper mechanism comprises main shaft, is fixed on the tap chuck of the front end of described main shaft, controls described main axle moving, described main shaft runs through the two sides of main spindle box, it is characterized in that:
Described tapper mechanism is provided with tapping protective device, described tapping protective device comprises the gland of hollow push rod and coupling, described main shaft is provided with the shaft shoulder in the conical surface, the two ends of described hollow push rod all concave the formation conical surface, and mate with the lateral surface of the described shaft shoulder, the medial surface of described gland respectively, described gland and described main shaft are spline joint and fix axial location with nut;
Described transmission mechanism comprises and is arranged on belt pulley on power transmission shaft and balladeur train, described power transmission shaft is by belt pulley and described motor linkage, the middle part of described main shaft is provided with the first gear, and described first gear engages with described balladeur train, and the trailing flank of described first gear is provided with bearing block;
Described stopping means comprises stroke-limit bar, the limit switch be arranged on described stroke-limit bar, and described main spindle box is stretched in the inner of described stroke-limit bar, and is linked on vertically moving by described bearing block and described main shaft;
The number of described tapper mechanism is 3 groups, and wherein in horizontal direction symmetrical each one group, center vertical arranges one group, and each described tapper mechanism is equipped with motor described in one and described electric controling screen respectively.
2. full-automatic pipe threading machine as claimed in claim 1, is characterized in that, described feed arrangement comprises cylinder and is slidably arranged in the piston axle of described cylinder interior, and described hollow push rod rotates the center being arranged on described piston axle.
3. pipe threading machine as claimed in claim 2 full-automatic, is characterized in that, is provided with and waits tooth nut and screw rod such as tooth such as grade in described piston axle.
4. full-automatic pipe threading machine as claimed in claim 3, it is characterized in that, described cylinder comprises cylinder sleeve, left cover and right cover plate, and described left cover and described main spindle box are fixed.
5. full-automatic pipe threading machine as claimed in claim 1, it is characterized in that, described limit switch is provided with the first screens and the second screens.
6. full-automatic pipe threading machine as claimed in claim 1, it is characterized in that, described manipulator comprises base, sliding axle and handgrip, the first cylinder controlling described sliding axle height is vertically arranged on described sliding axle, one end of second cylinder is provided with the active section rotated for controlling described sliding axle, and described active section is connected with the bottom of described sliding axle.
7. full-automatic pipe threading machine as claimed in claim 1, it is characterized in that, described holding frame is provided with workpiece screens, the first oil cylinder and the second oil cylinder, described first oil cylinder is located at the side of described workpiece screens, for clamping work pieces, described second oil cylinder is located at the bottom of described holding frame, for the position of mobile described holding frame.
8. full-automatic pipe threading machine as claimed in claim 4, it is characterized in that, the rear end of described main shaft is also provided with dust cover, and described dust cover is fixedly connected with described right cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520061698.8U CN204430474U (en) | 2015-01-29 | 2015-01-29 | Full-automatic pipe threading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520061698.8U CN204430474U (en) | 2015-01-29 | 2015-01-29 | Full-automatic pipe threading machine |
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| Publication Number | Publication Date |
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| CN204430474U true CN204430474U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520061698.8U Active CN204430474U (en) | 2015-01-29 | 2015-01-29 | Full-automatic pipe threading machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588792A (en) * | 2015-01-29 | 2015-05-06 | 张崇栋 | Full-automatic tapping machine for pipe fitting |
| CN108941800A (en) * | 2018-08-21 | 2018-12-07 | 佛山市名东科技有限公司 | A kind of automatic thread machine |
| US11077509B2 (en) | 2018-03-16 | 2021-08-03 | Milwaukee Electric Tool Corporation | Pipe threader |
-
2015
- 2015-01-29 CN CN201520061698.8U patent/CN204430474U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588792A (en) * | 2015-01-29 | 2015-05-06 | 张崇栋 | Full-automatic tapping machine for pipe fitting |
| US11077509B2 (en) | 2018-03-16 | 2021-08-03 | Milwaukee Electric Tool Corporation | Pipe threader |
| CN108941800A (en) * | 2018-08-21 | 2018-12-07 | 佛山市名东科技有限公司 | A kind of automatic thread machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |