CN203726410U - Ball type torsion clutch electric tool - Google Patents
Ball type torsion clutch electric tool Download PDFInfo
- Publication number
- CN203726410U CN203726410U CN201420016111.7U CN201420016111U CN203726410U CN 203726410 U CN203726410 U CN 203726410U CN 201420016111 U CN201420016111 U CN 201420016111U CN 203726410 U CN203726410 U CN 203726410U
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- Prior art keywords
- electric tool
- ball
- turning cylinder
- torsion
- adapter flange
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- Expired - Fee Related
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Abstract
The utility model provides a ball type torsion clutch electric tool. The electric tool comprises a handheld case, a transmission and an adapter flange, wherein the transmission and the adapter flange are sequentially connected with a drive motor installed in the handheld case. The adapter flange is connected with a transmission engaging and disengaging ring with a plum-blossom-shaped hole inner ring internally provided with a steel ball. Rotating shafts with one ends provided with fast-dismantling chucks are installed in the adapter flange and the transmission engaging and disengaging ring through bearings. A pressure block and a pressure spring are sequentially installed on the shaft flange end faces, provided with grooves, of the rotating shafts. The middle portions, provided with adjusting threads and guide grooves, of the rotating shafts are provided with an adjusting nut with one end face provided with a bevel gear, and an ejector block installed on a step shaft of the right end of the adjusting nut in a sleeved mode. The output sections of the rotating shafts are fixed to the front port of the handheld case through bearings and bearing bases. An engaging and disengaging device composed of the transmission engaging and disengaging ring, the steel ball, the pressure block, the pressure spring, the adjusting nut and the ejector block is arranged, and therefore the locking torsion of the tool can be adjusted in a stepless mode, and the requirement of the electric tool for different kinds of assembling torsion can be met.
Description
Technical field
The utility model belongs to electronic hardware & tools technical field, relates to a kind of twisting force electric tool, is specifically related to a kind of ball-type clutch-type electric twisting tool.
Background technology
In existing electronics processing and machine industry, can often use electric tool; especially on assembling line in order to ensure efficiently to complete fast Product Assembly; often can make apparatus possess torsion step-less adjustment sets; torsion clutch overload separation and automatically engage electric screw driver or the electric wrench of reset function, 3 kinds of technology of employing respectively of existing electric screw driver or electric wrench:
1, the torsion step-less adjustment of common electric screw driver or electric wrench is manual rotation adjusting nut, relies on 3,43 millimeters of push rods top pushing block Compress Spring that bears down on one to obtain elastic force, and respective outer side edges is poor, and load force is low, as strange power speed SKD100L; In the time that torsion approaches 10N.m, manual rotation adjusting nut difficulty, the load of adjusting is unreliable, and therefore fault rate is high.
2, fix and can not regulate as there being greatly (DEVON) 5219.2 to impact wrench torsion.
3, as there being greatly (DEVON) 5241 Rechargeable electric drills, regulate though be provided with torsion, cannot realize stepless gear and regulate, can not meet instructions for use.
Summary of the invention
The purpose of this utility model is intended to solve the above-mentioned deficiency of existing electric tool, a kind of ball-type torsion clutch type electric tool is provided, make the electric tool structure of making of torsion clutch coordinate succinct, modularization, the large load of carrying is reliable, can easily realize easily the torsion step-less adjustment under large torsion state, solve the problems referred to above that exist in existing electric twisting tool.
The technical scheme that the utility model adopts is, a kind of ball-type torsion clutch type electric tool, comprise the hand-held housing of electric tool, and the speed changer being connected successively with the drive motors being arranged in hand-held housing, adapter flange, described adapter flange connects the transmission clutch ring that steel ball is housed in a plum blossom hole inner ring, in adapter flange and transmission clutch ring circle, one termination be installed be provided with the turning cylinder of quick-release dop through bearing, in turning cylinder is established reeded shaft flange end face, setting pressure piece successively, compression spring, be provided with the stage casing of adjusting screw thread and gathering sill in turning cylinder, the adjusting nut that an end face is provided with umbrella tooth is housed, and the push block being set with on adjusting nut right-hand member Step Shaft, in the deferent segment of turning cylinder, be fixed on hand-held housing front port through bearing and bearing block.
Ball-type torsion clutch type electric tool described in the utility model, is further characterized in that,
The transparent scale that is carved with moment of torsion dynamics is equipped with in described hand-held housing top, has on one side and inserts the window with scuttle of adjusting key in transparent scale.
On described push block cylindrical, guide pin and lock-screw are housed respectively, and are carved with mpving wire, on push block, be also provided with adjustment key socket.
Described pressure block front end is equipped with a proximity transducer on hand-held housing.
The groove that described turning cylinder shaft flange end face is provided with, or the through hole that is set to install steel ball at interval.
Described transmission clutch ring is equipped with the plum blossom hole inner ring of steel ball, or in circle face be set to turning cylinder through hole in the sphere pit of steel ball corresponding matching.
The utility model ball-type torsion clutch type electric tool, between the adapter flange driving at drive motors and speed changer and turning cylinder, set up by transmission clutch ring, steel ball, pressure block, compression spring, the arrangement of clutch of adjusting nut and push block composition, by adjusting key turns adjusting nut, regulate the distance between push block and pressure block, realize the stressed control of compression spring, play the effect of adjustment means locking torque magnitude, can realize electrodeless adjusting moment of torsion, meet the demand of the different torsion of electric tool, facilitate production line efficient, assembling reliably.
Brief description of the drawings
Fig. 1, Fig. 2 are the utility model ball-type torsion clutch type electric tool structure schematic diagrames;
Fig. 3 is the utility model ball-type torsion clutch type electric tool structure decomposing schematic representation;
Fig. 4 a1, Fig. 4 a2 are the utility model transmission clutch ring structural representations;
Fig. 4 b1, Fig. 4 b2 are another form structure schematic diagrames of the utility model transmission clutch ring;
Fig. 5 a1, Fig. 5 a2 the utility model rotation shaft structure schematic diagram;
Fig. 5 b1, Fig. 5 b2 are another form structure schematic diagrames of the utility model turning cylinder;
Fig. 6 a, 6b are the utility model push block structural representations.
In figure, 1. hand-held housing, 2. drive motors, 3. speed changer, 4. adapter flange, 5. steel ball, 6. transmission clutch ring, 7. bearing, 8. quick-release dop, 9. turning cylinder, 10. groove, 10 ＇ through holes, 11. pressure blocks, 12. compression springs, 13. adjust screw thread, 14. gathering sills, 15. adjusting nuts, 16. push blocks, 17. bearing blocks, 18. adjust key, 19. transparent scales, 20. windows, 21. guide pins, 22. lock-screws, 23. mpving wires, 24. adjust key socket, 25. proximity transducers, 26.LED lamp, 27. plum blossom hole inner rings, 27 ＇ sphere pits, 28. scuttles.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
A kind of ball-type torsion clutch type electric tool, as Fig. 1, Fig. 2, Fig. 3, Fig. 4 a1, Fig. 4 a2, shown in Fig. 5 a1 and Fig. 5 a2, comprise the hand-held housing 1 of electric tool, and the speed changer 3 being connected successively with the drive motors 2 being arranged in hand-held housing 1, adapter flange 4, described adapter flange 4 connects a plum blossom hole inner ring 27 and is equipped with the transmission clutch ring 6 of steel ball 5, adapter flange 4 installs through bearing 7 turning cylinder 9 that a termination is provided with quick-release dop 8 in enclosing with transmission clutch ring 6, as Fig. 5 a1, shown in Fig. 5 b1, the shaft flange end face that is provided with groove 10 in turning cylinder 9, setting pressure piece 11 successively, compression spring 12, be provided with the stage casing of adjusting screw thread 13 and gathering sill 14 in turning cylinder 9, the adjusting nut 15 that an end face is provided with umbrella tooth is housed, and the push block 16 being set with on adjusting nut 15 right-hand member Step Shafts, in the deferent segment of turning cylinder 8, be fixed on hand-held housing 1 front port through bearing 7 and bearing block 17.
As shown in Fig. 1 and Fig. 6 a, 6b, the hand-held housing of the utility model 1 top has inserts the window 19 of adjusting key 18, in window 19, the transparent scale 20 that is carved with moment of torsion dynamics is housed on one side, on described push block 16 cylindricals, guide pin 21 and lock-screw 22 are housed respectively, and be carved with mpving wire 23, on push block 16, be also provided with and adjust key socket 24, described pressure block 11 front ends are equipped with a proximity transducer 25 in hand-held housing 1.
When the utility model ball-type torsion clutch type electric tool uses, first to lock according to locking screw the requirement of torque magnitude, push the scuttle 28 at hand-held housing 1 top window 19 places open, to adjust key 18 and insert window 19, engage with adjusting nut 15 end face umbrella teeth, adjusting key 18 by rotation drives adjusting nut 15 to rotate, allow adjusting nut 15 adjust 13 sections of movements of screw thread at turning cylinder 9, can together with adjusting nut 15, move left and right near the push block 16 that guide pin 21 is housed with adjusting nut 15, compression or release pressure spring 12, by compression spring 12, pressure block 11 is exerted pressure, 6 steel balls 5 that transmission clutch ring 6 plum blossom hole inner rings 27 are equipped with are tightly pressed in the groove 10 of turning cylinder 9 end face of flange, when adjusting, determine the size of regulated moment of torsion by being carved with shift position that mpving wire 23 is carved with moment of torsion dynamics with respect to transparent scale 20 on push block 16 cylindricals, when torsion reaches demand, lock with the lock-screw 22 on push block 16 cylindricals again.
After 2 energisings of the utility model drive motors start, drive transmission clutch ring 6 to rotate through the speed changer 3 and the adapter flange 4 that connect, the transmission clutch ring 6 of rotation drives turning cylinder 9 to rotate by 6 steel balls 5 in circle, and the quick-release dop 8 of finally installing by turning cylinder 9 front ends drives electric screwdriver head or the sleeve in dop to implement screw assembling.After screw is in place, the turning cylinder 9 being rotated further is during due to the setting elastic force of load torsion overpressure spring 12,6 steel balls 5 can depart from from the groove 10 of turning cylinder 9 shaft flange end faces, compression spring 12 is compressed and pressure block 11 is moved to the left, progressively, near proximity transducer 25, the LED lamp 26 overload instruction electric tools on hand-held housing 1 transship, and follow steel ball 5 to depart from the sound of groove 10, turning cylinder 9 shuts down, and adapter flange 4 is with respect to turning cylinder 9 1/6 circle that dallies.
After electric tool lock screw leaves, drive motors 2 is again switched on and is started or lock next screw, adapter flange 4 continues to drive transmission clutch ring 6 to rotate, 6 of transmission clutch rings forward the next groove 10 of turning cylinder 9 shaft flange end faces to 6 steel balls 5 in moving-coil, after torsion arrangement of clutch resets, electric tool turns round again, until lock screw transships again.
Between the adapter flange 4 that the utility model ball-type torsion clutch type electric tool drives at drive motors 2 and speed changer 3 and turning cylinder 9, set up by the transmission clutch ring 6 with plum blossom hole inner ring 27, steel ball 10, pressure block 11, compression spring 12, the arrangement of clutch that adjusting nut 15 and push block 16 form, rotate adjusting nut 15 by adjustment key 18 and regulate the distance between push block 16 and pressure block 11, realize the stressed control of compression spring 12, play the effect of adjustment means locking torque magnitude, can realize electrodeless adjusting moment of torsion, meet the demand of the different torsion of electric tool, be convenient to production line efficiently quick, completing of safe and reliable assembly process.
The utility model ball-type torsion clutch type electric tool, can realize electrodeless adjusting moment of torsion, for meeting the different torsion demands of various electric tools, is convenient to efficiently quick, safe and reliable the carrying out of production line assembly process.The groove 10 that the utility model turning cylinder 9 shaft flange end faces are provided with, or through hole 10 ＇ that are set to install steel ball 5 at interval, as shown in Fig. 5 b1 and 5b2, and transmission clutch ring 6 is equipped with the plum blossom hole inner ring 27 of steel ball 5, or in circle face be set to turning cylinder 9 through hole 10 ＇ in sphere pit 27 ＇ of steel ball 5 corresponding matching, as shown in Figure 4 b1 and 4b2.Such arrangement of clutch structure is for the less small-sized electric tool of lock screw moment of torsion, the sensitivity of its clutch is higher, slightly exceed torsion setting load, 6 steel balls 5 in turning cylinder 9 through hole 10 ＇ can be deviate to circle face from sphere pit 27 ＇ of transmission clutch ring 6, compression spring 12 is compressed and pressure block 11 is moved to the left, steel ball 5 departs from sphere pit 27 ＇, and 9 of turning cylinders shut down, and adapter flange 4 is with respect to turning cylinder 9 1/6 circle that dallies.
After electric tool lock screw leaves, drive motors 2 is again switched on and is started the next screw of locking, adapter flange 4 continues to drive transmission clutch ring 6 to rotate, in sphere pit 27 ＇ of transmission clutch ring 6 and turning cylinder 9 through hole 10 ＇ after steel ball 5 contrapositions, steel ball 5 falls into sphere pit 27 ＇, after torsion arrangement of clutch resets, electric tool turns round again, until lock screw transships again.
Above-mentioned embodiment is an example of the present utility model; not for limiting enforcement of the present utility model and interest field; all equivalences of making according to the content described in the utility model patent protection scope change and modify, and all should be included in the utility model claim.
Claims (6)
1. a ball-type torsion clutch type electric tool, comprise the hand-held housing (1) of electric tool, and the speed changer (3) being connected successively with the drive motors (2) being arranged in hand-held housing (1), adapter flange (4), it is characterized in that, described adapter flange (4) connects the inner transmission clutch ring (6) that steel ball (5) is housed of a plum blossom hole inner ring (27), during enclosing with transmission clutch ring (6), adapter flange (4) is provided with the turning cylinder (9) of quick-release dop (8) through bearing (7) installation one termination, the shaft flange end face that is provided with groove (10) in turning cylinder (9), setting pressure piece (11) successively, compression spring (12), be provided with the stage casing of adjusting screw thread (13) and gathering sill (14) in turning cylinder (9), the adjusting nut (15) that an end face is provided with umbrella tooth is housed, and the push block (16) being set with on adjusting nut (15) right-hand member Step Shaft, in the deferent segment of turning cylinder (9), be fixed on hand-held housing (1) front port through bearing (7) and bearing block (17).
2. ball-type torsion clutch type electric tool according to claim 1, it is characterized in that, the transparent scale (19) that is carved with moment of torsion dynamics is equipped with in described hand-held housing (1) top, has in transparent scale (19) window (20) that inserts the band scuttle (28) of adjusting key (18) on one side.
3. ball-type torsion clutch type electric tool according to claim 1, it is characterized in that, guide pin (21) and lock-screw (22) are housed respectively on described push block (16) cylindrical, and be carved with mpving wire (23), on push block (16), be also provided with and adjust key socket (24).
4. ball-type torsion clutch type electric tool according to claim 1, is characterized in that, described pressure block (11) front end is equipped with a proximity transducer (25) in hand-held housing (1).
5. ball-type torsion clutch type electric tool according to claim 1, is characterized in that, the groove (10) that described turning cylinder (9) shaft flange end face is provided with, or the through hole that is set to install steel ball (5) at interval (10 ＇).
6. according to the ball-type torsion clutch type electric tool described in claim 1 and 3, it is characterized in that, described transmission clutch ring (6) is equipped with the plum blossom hole inner ring (27) of steel ball (5), or in circle face be set to turning cylinder (9) through hole (10 ＇) in the sphere pit (27 ') of steel ball (5) corresponding matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420016111.7U CN203726410U (en) | 2014-01-10 | 2014-01-10 | Ball type torsion clutch electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420016111.7U CN203726410U (en) | 2014-01-10 | 2014-01-10 | Ball type torsion clutch electric tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203726410U true CN203726410U (en) | 2014-07-23 |
Family
ID=51196516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420016111.7U Expired - Fee Related CN203726410U (en) | 2014-01-10 | 2014-01-10 | Ball type torsion clutch electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203726410U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722520A (en) * | 2014-01-10 | 2014-04-16 | 张奉江 | Ball type torsion clutch type electric tool |
| CN107081705A (en) * | 2017-05-12 | 2017-08-22 | 象州县科学技术情报研究所 | The portable stubborn bolt machine installed for equipment |
| CN108128481A (en) * | 2018-01-08 | 2018-06-08 | 张雨寒 | A kind of maintenance tool of Multi-functional foldable air equipment shell |
-
2014
- 2014-01-10 CN CN201420016111.7U patent/CN203726410U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722520A (en) * | 2014-01-10 | 2014-04-16 | 张奉江 | Ball type torsion clutch type electric tool |
| CN103722520B (en) * | 2014-01-10 | 2016-04-06 | 张奉江 | A kind of Ball type torsion clutch type electric tool |
| CN107081705A (en) * | 2017-05-12 | 2017-08-22 | 象州县科学技术情报研究所 | The portable stubborn bolt machine installed for equipment |
| CN108128481A (en) * | 2018-01-08 | 2018-06-08 | 张雨寒 | A kind of maintenance tool of Multi-functional foldable air equipment shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20190110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |