CN203409285U - Elastic tap chuck - Google Patents
Elastic tap chuck Download PDFInfo
- Publication number
- CN203409285U CN203409285U CN201320467771.2U CN201320467771U CN203409285U CN 203409285 U CN203409285 U CN 203409285U CN 201320467771 U CN201320467771 U CN 201320467771U CN 203409285 U CN203409285 U CN 203409285U
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- chuck
- circular sleeve
- clamp
- tap
- handle
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Abstract
The utility model relates to a fixture for a machine tool, and particularly relates to a tap chuck which keeps a tap on a main shaft of a machine tool. The tap chuck comprises a chuck handle, a round sleeve and a clamping seat; the outer side of the round sleeve is provided with a torque regulating mechanism; a length compensation mechanism is arranged between the chuck handle and the round sleeve; the clamping seat is internally provided with a tap clamping mechanism. After the structure is adopted, the elastic tap chuck provided by the utility model can regulate the torque through the torque regulating mechanism so as to be adaptive to the tap chuck with different torque. Additionally, the tap damage caused in the case that one end of the tap is fixed and the other end of the tap keeps feeding can be prevented through the length regulating mechanism. The tap clamping mechanism can achieve the self-centering of the tap and can improve the clamping rigidity of the tap.
Description
Technical field
the utility model relates to a kind of fixture for machine tool, particularly a kind of screw tap is remained on to the tap chuck on machine tool chief axis.
Background technology
digit Control Machine Tool is when work, and screw tap is done rotary cutting motion under driven by servomotor, and the axially-movable of screw tap is controlled by servomotor.Yet owing to there being servo time delay phenomenon, for main shaft rotates, screw tap is when cutting rotation, what screw tap was advanced is fast or slow, and reality moves and moves and have error with pitch; The tap chuck of general type can only a kind of size of clamping or the very narrow screw tap of size range, therefore, when needs machining is during by tap holder portion size difference, just whole screw tap must be changed, and every lathe must possess multiple tap chuck like this.
Chinese invention patent application CN 101537504A discloses a kind of tap chuck for machining, comprise main handle and tap chuck, one end of described main handle is cylindrical shape, in described cylindrical shape, near the through hole that a plurality of perforations are set on the wall of left end, places ball in through hole; Position in the outside of described cylindrical body corresponding to through hole arranges the sliding set that cylindrical body axially moves relatively, is provided for holding the space of ball and in described through hole, makes for promoting ball the projection moving radially on described sliding set; Middle part at described cylindrical body arranges step, between the end face of outside, sliding set and the described step of cylindrical body, spring is set; At the outer wall of described tap chuck, be provided for the cavity of holding portion ball.This invention can quick-clamping, again with torque protection radially, but regulates moment of torsion inconvenient.
Summary of the invention
the utility model technical issues that need to address are to provide a kind of safe and reliable elastic yarn conial chuck.
For solving above-mentioned technical problem, comprise chuck handle, circular sleeve and clamping seats, described circular sleeve is sleeved on chuck handle outside, described chuck handle outside is provided with pit, the position that described circular sleeve sidewall and pit adapt has strip groove, the steel ball of transmitting torque is set between described pit and groove, described circular sleeve surrounding is provided with some steel balls, described steel ball is connected with clamping seats by the clutch of transmitting torque, it is characterized in that: described circular sleeve arranged outside has torque adjustment mechanism, between described chuck handle and circular sleeve, be provided with length compensation mechanism, in described clamping seats, be provided with screw tap clamp mechanism.
Further, described torque adjustment mechanism comprises dish spring group, regulates fixed ring, regulates rotating ring and torque adjustment knob, and described adjusting fixed ring is fixed on circular sleeve outside, and described adjusting fixed ring outer surface is provided with moment of torsion scale; Described adjusting rotating ring one end inner surface contacts by screw thread pair with regulating fixed ring outer surface; The described adjusting rotating ring other end contacts with dish spring group, and described dish spring group arranges between circular sleeve and torque adjustment knob, and the described dish spring group other end contacts with steel ball; Described torque adjustment knob inwall contacts with regulating fixed ring and adjusting rotating ring outer surface respectively by gear pair; Between described torque adjustment knob and adjusting rotating ring, form the first cavity, in described the first cavity, back-moving spring is set.
Further, the fixed form of described adjusting fixed ring and circular sleeve is to be fixed with axle collar on the circular sleeve of described adjusting fixed ring one end, is provided with axial location the first steel ball between the described adjusting fixed ring other end and circular sleeve.
Further, described length compensation mechanism comprises the linear bearing arranging between chuck handle and circular sleeve, has the through hole adapting with steel ball on described linear bearing; In the middle of described chuck handle, have circular cavity, in described circular cavity, be provided with dismountable elastic buffering mechanism.
Further, described elastic buffering mechanism comprises the guide pin bushing with step that is fixed on chuck handle circular cavity end, and described guide pin bushing is sleeved on the outside of being fixed on circular sleeve inner guide; Also comprise clamp nut, described guide rod is through clamp nut intermediate throughholes, and described clamp nut outer surface is connected with chuck handle circular cavity inwall by screw thread pair; Between described clamp nut and the step of guide pin bushing, be provided with the first spring.
Further, the guide rod arranged outside between described guide pin bushing top and circular sleeve has the second spring.
Further, described screw tap clamp mechanism comprises and is arranged on worm gear and the worm screw of matching in clamping seats; In the middle of described worm gear, have the cavity that holds four directions group, described cubic group comprises four quadrangle clamps that are evenly distributed on cavity radial circumference, described quadrangle clamp is arranged the square hole that is formed for clamping screw tap squared ends successively, described square hole is centered close on the axis of described chuck handle, on described quadrangle clamp, is fixed with cylindrical projection; In the other clamping seats of described worm gear, be provided with rebound, described rebound near a side of worm gear have with quadrangle clamp on the groove that adapts of cylindrical projection.
Further, described screw tap clamp mechanism also comprises that the tripartite who is arranged on rebound opposite side organizes chuck, described tripartite organizes on the radial circumference of chuck and is uniformly distributed three triangle clamps, described triangle clamp is arranged the delthyrium that is formed for clamping screw tap post handle successively, and described delthyrium is positioned on the axis of described chuck handle; On described triangle clamp, near a side of rebound, be fixed with cylindrical projection, the side that described rebound is organized chuck near tripartite also have with triangle clamp on the groove that adapts of cylindrical projection.
Further, described tripartite organizes chuck outside and is fixed with removable seal plate, and described clamping seats inwall is provided with screw thread, and described sealing plate outer surface is provided with the screw thread matching with clamping seats inner thread.
Adopt after said structure, elastic yarn conial chuck of the present utility model can regulate moment of torsion to adapt to the tap chuck of different moments of torsion by torque adjustment mechanism.In addition, can prevent that one end of screw tap from fixing and the other end continues the screw tap that feeding causes and damages by length adjustment mechanism.Screw tap clamp mechanism can realize the self-centering of screw tap, improves the clamping rigidity of screw tap.
Accompanying drawing explanation
below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 a is the structural representation of the utility model chuck handle.
Fig. 2 b is the axial cutaway view of the utility model chuck handle.
Fig. 3 is the structural representation of the utility model clamp nut.
Fig. 4 a is the structural representation of the utility model circular sleeve.
Fig. 4 b is the axial cutaway view of the utility model circular sleeve.
Fig. 5 a is the structural representation of the utility model guide pin bushing.
Fig. 5 b is the axial cutaway view of the utility model guide pin bushing.
Fig. 6 a is the structural representation that the utility model regulates rotating ring.
Fig. 6 b is the axial cutaway view that the utility model regulates rotating ring.
Fig. 7 a is the structural representation that the utility model regulates fixed ring.
Fig. 7 b is the axial cutaway view that the utility model regulates fixed ring.
Fig. 8 a is the structural representation of the utility model torque adjustment knob.
Fig. 8 b is the axial cutaway view of the utility model torque adjustment knob.
Fig. 9 is the structural representation of the utility model four directions group.
Figure 10 is the structural representation of the utility model tripartite group.
In figure: 1 is chuck handle, 2 is the first spring, 3 is guide rod, 4 is axle collar, 5 for regulating fixed ring, 6 is the first steel ball, 7 is clamp nut, 8 for regulating rotating ring, 9 is the second spring, 10 is collar, 11 is clutch plate, 12 is bearing, 13 is clutch plate, 14 is clamping seats, 15 is worm gear, 16 is rebound, 17 is guide pin bushing, 18 is linear bearing, 19 is circular sleeve, 20 is axial collar, 21 is torque adjustment knob, 22 is steel ball, 23 is back-moving spring, 24 is dish spring group, 25 is nut, 26 is steel ball, 27 is clutch steel ball group, 28 is clutch plate, 29 is worm screw, 30 is cubic group, 31 organize chuck for tripartite, 32 is sealing plate, 33 is tripartite's group, 34 is clutch cover
1-1 is circular cavity, and 1-2 is screw thread, and 1-3 is pit, 5-1 is through hole, and 5-2 is the gear teeth, and 5-3 is screw thread, 5-4 is groove, and 7-1 is screw thread, and 7-2 is through hole, 8-1 is through hole, and 8-2 is the gear teeth, and 8-3 is screw thread, 17-1 is step, and 17-2 is cavity, and 19-1 is strip groove, 19-2 is pit, and 19-3 is cavity, and 19-4 is circular hole, 21-1 is the gear teeth, 21-2 is through hole, and 30-1 is projection, and 30-2 is quadrangle clamp, 30-3 is square hole, 33-1 is triangle clamp, and 33-2 is projection, and 33-3 is delthyrium
The specific embodiment
as shown in Figure 1, elastic yarn conial chuck of the present utility model comprises chuck handle 1, circular sleeve 19 and clamping seats 14.As shown in Figure 4 b, on described circular sleeve 19, have circular sleeve 19 described in the cavity 19-3 adapting with chuck handle 1 and be sleeved on chuck handle 1 outside.For the torsion of chuck handle is passed to circular sleeve, as shown in Figure 2 a and 2 b, described chuck handle 1 outside is provided with pit 1-3; As shown in Fig. 1, Fig. 4 a and Fig. 4 b, the position that described circular sleeve 19 sidewalls and pit 1-3 adapt has strip groove 19-1, and the steel ball 22 of transmitting torque is set between described pit 1-3 and groove 19-1.When lathe drives chuck handle 1 to rotate, steel ball 22 can be delivered to the torsion of chuck handle on circular sleeve 19 like this, thereby circular sleeve is rotated.Because the clamping seats 14 of elastic yarn conial chuck is used for clamping screw tap, need to drives screw tap to rotate by clamping seats 14 and realize feeding, so the torsion of circular sleeve 19 need to be passed to clamping seats 14.As shown in Fig. 1 and Fig. 4 b, described circular sleeve 19 surroundings have some circular hole 19-4, place steel ball 26 in described circular hole 19-4, and steel ball 26 is connected with clamping seats 14 by the clutch of transmitting torque.Described clutch comprises clutch plate 11, clutch plate 13, clutch plate 28 and the clutch steel ball group 27 being arranged in clutch cover 34.Described dish spring group 24 is arranged between torque adjustment knob 21 and circular sleeve 19, and described torque adjustment knob 21 outsides contact with clutch cover 34 inner sides, and described dish spring group 24 contacts with steel ball 26, makes steel ball 26 be positioned at the pit of clutch plate 11.Described clutch plate 11, clutch plate 13 and clutch plate 28 are sleeved on the spindle nose of clamping seats 14 successively, by nut 25, compress, and on the clamping seats spindle nose between described nut 25 and clutch plate 11, are set with bearing 12.Between clutch plate 11 and clutch plate 28, be provided with clutch steel ball group 27, described clutch plate 11, clutch plate 28 surfaces have the groove adapting with clutch steel ball group 27.Chuck handle 1 passes to circular sleeve 19 by steel ball 22 by torsion, and circular sleeve 19 passes to clutch plate 11 by steel ball 26 by torsion, thereby torsion is passed to clamping seats 14, drives screw tap to realize feeding.Clutch of the present utility model can play the object of protection screw tap, avoids transshipping fracture of wire, the rate of reducing the number of rejects and seconds.If cutter is pulled by workpiece or other problems surpasses predetermined moment of torsion, transmit the clutch steel ball group 27 of torsion and just pressed from they normal positions, clutch plate 11 and clutch plate 28 are thrown off.Steel ball 26 passes to torsion after clutch plate 11, because clutch plate 11 is thrown off with clutch plate 28, clutch plate 11 just rotates on the spindle nose of clamping seats 14 by bearing 12, so clutch plate 11 cannot pass to torsion clutch plate 28, also just can not cause screw tap to fracture.
In order to adapt to the screw tap of different moments of torsion, the other torque adjustment mechanism that is provided with of the folded spring in described circular sleeve outside.Described torque adjustment mechanism comprises dish spring group 24, regulates fixed ring 5, regulates rotating ring 8 and torque adjustment knob 21.As shown in Fig. 1, Fig. 7 a and Fig. 7 b, described adjusting fixed ring 5 is "T"-shaped, has the through hole 5-1 adapting with circular sleeve 19 in described adjusting fixed ring 5, and adjusting fixed ring 5 is fixed on to circular sleeve 19 outsides.Further, regulating the fixed form of fixed ring and circular sleeve 19 is here to be fixed with collar 4 for axle on the circular sleeve of the large end of described adjusting fixed ring.As shown in Fig. 1, Fig. 4 b and Fig. 7 b, between described adjusting fixed ring small end and circular sleeve, be provided with axial location the first steel ball 6, be between described adjusting fixed ring small end and circular sleeve, to have groove 5-4 and the pit 19-2 adapting with the first steel ball 6, by axial collar 4 and the first steel ball 6, realize and regulate fixed ring 5 axial and circumferential to locate like this.
As shown in Fig. 7 a and Fig. 7 b, the large end outer surface of described "T"-shaped adjusting fixed ring 5 is provided with gear teeth 5-2, regulates the miner diameter end outer surface of fixed ring to be provided with screw thread 5-3.As shown in Fig. 6 a and Fig. 6 b, described adjusting rotating ring 8 is inverse-T-shaped, regulates rotating ring to have and the through hole 8-1 that regulates fixed ring to adapt, and regulates rotating ring small end inner surface to be provided with screw thread 8-3, regulate rotating ring small end outer surface to be provided with gear teeth 8-2, regulate the large end of rotating ring to contact with dish spring group 24.As shown in Fig. 8 a and Fig. 8 b, described torque adjustment knob 21 has and the through hole 21-2 that regulates fixed ring, regulates rotating ring to adapt, and in described adjusting fixed ring, is provided with gear teeth 21-1.As shown in Fig. 1, Fig. 6, Fig. 7, Fig. 8, the screw thread pair that described adjusting rotating ring 8 inner surfaces form with screw thread 5-3 by screw thread 8-3 contacts with regulating fixed ring 5 outer surfaces; The gear pair that described torque adjustment knob 21 inner surfaces form with gear teeth 8-2, gear teeth 5-2 by gear teeth 21-1 contacts with regulating fixed ring and adjusting rotating ring outer surface respectively, in order to give torque adjustment knob 21 spacing, the large end of described adjusting fixed ring is fixed with axial back-up ring 20.Described torque adjustment knob 21 forms the first cavity with "T"-shaped adjusting rotating ring, in described the first cavity, back-moving spring 23 is set.Described adjusting fixed ring outer surface is provided with moment of torsion scale, and when not needing to regulate moment of torsion, torque adjustment knob 21 is because the existence of back-moving spring 23 contacts with regulating fixed ring 5 all the time.Owing to regulating fixed ring 5 and torque adjustment knob 21 to be provided with the gear teeth that match, make torque adjustment knob 21 keep relatively motionless.When needs arrange moment of torsion, press torque adjustment knob 21 its gear teeth 21-1 is thrown off with regulating fixed ring 5 gear teeth 5-2.Owing to regulating rotating ring 8 to be provided with the gear teeth that match with torque adjustment knob 21, and regulate rotating ring 8 to be connected by screw thread pair with regulating fixed ring 5, when driving torque adjusting knob 21, regulate rotating ring 8 to follow torque adjustment knob 21 regulating rotation in fixed ring 5, regulate like this rotating ring 8 just can compress or unclamp dish spring group 24, the degree of tightness of controlling dish spring group 24 with this realizes the adjusting of required torque.When torque adjustment knob 21 rotates to moment of torsion scale required in adjusting fixed ring 5, complete torque setting, unclamp torque adjustment knob 21, utilize back-moving spring 23 to reset, make the gear teeth 21-1 of torque adjustment knob and regulate the gear teeth 5-2 cooperation of fixed ring 5 to contact.
Between described chuck handle and circular sleeve, be provided with length compensation mechanism, as shown in Figure 1, described length compensation mechanism comprises the linear bearing 18 arranging between chuck handle 1 and circular sleeve 19, and linear bearing 18 leaves certain distance with circular sleeve 19 bottoms, is 10-15mm.On described linear bearing 18, have the through hole adapting with steel ball 22, chuck handle both can transmit torsion to circular sleeve 19 by steel ball 22 like this, simultaneously also can be so that chuck handle 1 moves in the cavity 19-3 of circular sleeve along linear bearing.As shown in Fig. 1 a and Fig. 1 b, in the middle of described chuck handle 1, have circular cavity 1-1, between described circular cavity and circular sleeve, be provided with dismountable elastic buffering mechanism.
As shown in Fig. 5 a and Fig. 5 b, described elastic buffering mechanism comprises the guide pin bushing 17 with step 17-1 that is fixed on chuck handle circular cavity 1-1 end, in described guide pin bushing, have the cavity 17-2 adapting with guide rod 3, described guide pin bushing is sleeved on the outside of being fixed on circular sleeve inner guide 3.Described elastic buffering mechanism also comprises clamp nut 7, and as shown in Figure 3, clamp nut 7 has through hole 7-2, and clamp nut outside is provided with screw thread 7-1.Described guide rod is through clamp nut intermediate throughholes 7-2.As shown in Figure 2 b, described chuck handle circular cavity inwall is provided with screw thread 1-2, and described clamp nut outer surface is connected with chuck handle circular cavity inwall with the screw thread pair that screw thread 1-2 forms by screw thread 7-1.Between the step 17-1 of described clamp nut and guide pin bushing, be provided with the first spring 2; Guide rod arranged outside between described guide pin bushing top and circular sleeve has the second spring 9.Chuck handle 1, elastic device and steel ball 22 can be along described linear bearing 18 in the interior movements of described circular sleeve 19, and axis feeding and the rotary synchronous that can absorb lathe have produced error; When to be axis feeding asynchronous with rotation, the rotation of chuck handle will compress chuck handle and circular sleeve, and the torsion of collet handle is changed to axial compression and is absorbed by spring like this.By being set, the combination of the first spring and the second spring can improve the ability that length compensation mechanism absorbs torsion.
In described clamping seats 14, be provided with screw tap clamp mechanism, described screw tap clamp mechanism comprises and is arranged on worm gear 15 and the worm screw 29 of matching in clamping seats, and worm gear 15 and worm screw 29 gear pairs match.As shown in Figure 9, in the middle of described worm gear 15, have the cavity that holds four directions group 30, described cubic group comprises four quadrangle clamp 30-2 that are evenly distributed on cavity radial circumference, described quadrangle clamp is arranged the square hole 30-3 that is formed for clamping screw tap squared ends successively, and described square hole 30-3 is centered close on the axis of described chuck handle.For the rotation realizing by worm gear 15 realizes the object that zooms in or out square hole 30-3, on described quadrangle clamp, be fixed with cylindrical projection 30-1, in the other clamping seats of described worm gear, be provided with rebound 16, described rebound near a side of worm gear have with quadrangle clamp on the groove that adapts of cylindrical projection 30-1.The squared ends of screw tap is placed in square hole 30-3, by rotating screw bolt 29, worm gear 15 is rotated, be positioned at worm gear cavity due to cubic group, according to a direction, rotate and can drive cylindrical projection 30-1 to move in the groove of rebound, so just drive quadrangle clamp 30-2 to move along groove, thereby realize zooming in or out of square hole 30-3, also just can realize the clamping of screw tap and unclamp.Because the size of square hole is adjustable, elastic yarn conial chuck of the present utility model can adapt to the screw tap of multiple different size.
For further fixing screw tap, described screw tap clamp mechanism also comprises that the tripartite who is arranged on rebound opposite side organizes chuck 31, and described tripartite organizes and in chuck, is provided with tripartite and organizes 33.As shown in figure 10, described tripartite organizes on the radial circumference of chuck 31 and is uniformly distributed three triangle clamp 33-1, described triangle clamp 33-1 arranges the delthyrium 33-3 that is formed for clamping screw tap post handle successively, described delthyrium is positioned on the axis of described chuck handle, in the time of can guaranteeing like this to adopt four directions group and tripartite to organize 33 clamping screw tap, screw tap can not tilt.On described triangle clamp, near a side of rebound, be fixed with cylindrical projection 30-2, the side that described rebound is organized chuck near tripartite also have with triangle clamp on the groove that adapts of cylindrical projection 30-2.Here tripartite organizes the principle that clamps screw tap and organizes identical with four directions, four directions group and tripartite's group all realize the action of quadrangle clamp and triangle clamp by the groove on rebound, the groove of group upper quadrangle clamp in four directions on rebound moves and will drive rebound rotation, thereby drive the action of rebound opposite side triangle clamp, so just guaranteed that cubic group and tripartite organize the synchronism of clamping screw tap.
Described tripartite organizes chuck 31 outsides and is fixed with removable seal plate 32, and described clamping seats inwall is provided with screw thread, and described sealing plate outer surface is provided with the screw thread matching with clamping seats inner thread.
Certainly, screw tap of the present utility model clamps the structure of device card dish, within such conversion all drops on protection domain of the present utility model.Although described the specific embodiment of the present utility model above, it will be understood by those skilled in the art that these only illustrate, can make various changes or modifications to present embodiment, and not deviate from principle of the present utility model and essence.Protection domain of the present utility model is only limited by appended claims.
Claims (9)
1. an elastic yarn conial chuck, comprise chuck handle, circular sleeve and clamping seats, described circular sleeve is sleeved on chuck handle outside, described chuck handle outside is provided with pit, the position that described circular sleeve sidewall and pit adapt has strip groove, the steel ball of transmitting torque is set between described pit and groove, described circular sleeve surrounding is provided with some steel balls, described steel ball is connected with clamping seats by the clutch of transmitting torque, it is characterized in that: described circular sleeve arranged outside has torque adjustment mechanism, between described chuck handle and circular sleeve, be provided with length compensation mechanism, in described clamping seats, be provided with screw tap clamp mechanism.
2. according to a kind of elastic yarn conial chuck claimed in claim 1, it is characterized in that: described torque adjustment mechanism comprises dish spring group, regulates fixed ring, regulates rotating ring and torque adjustment knob, described adjusting fixed ring is fixed on circular sleeve outside, and described adjusting fixed ring outer surface is provided with moment of torsion scale; Described adjusting rotating ring one end inner surface contacts by screw thread pair with regulating fixed ring outer surface; The described adjusting rotating ring other end contacts with dish spring group, and described dish spring group arranges between circular sleeve and torque adjustment knob, and the described dish spring group other end contacts with steel ball; Described torque adjustment knob inwall contacts with regulating fixed ring and adjusting rotating ring outer surface respectively by gear pair; Between described torque adjustment knob and adjusting rotating ring, form the first cavity, in described the first cavity, back-moving spring is set.
3. according to a kind of elastic yarn conial chuck claimed in claim 2, it is characterized in that: the fixed form of described adjusting fixed ring and circular sleeve is to be fixed with axle collar on the circular sleeve of described adjusting fixed ring one end, is provided with axial location the first steel ball between the described adjusting fixed ring other end and circular sleeve.
4. according to a kind of elastic yarn conial chuck claimed in claim 1, it is characterized in that: described length compensation mechanism comprises the linear bearing arranging between chuck handle and circular sleeve, has the through hole adapting with steel ball on described linear bearing; In the middle of described chuck handle, have circular cavity, in described circular cavity, be provided with dismountable elastic buffering mechanism.
5. according to a kind of elastic yarn conial chuck claimed in claim 4, it is characterized in that: described elastic buffering mechanism comprises the guide pin bushing with step that is fixed on chuck handle circular cavity end, described guide pin bushing is sleeved on the outside of being fixed on circular sleeve inner guide; Also comprise clamp nut, described guide rod is through clamp nut intermediate throughholes, and described clamp nut outer surface is connected with chuck handle circular cavity inwall by screw thread pair; Between described clamp nut and the step of guide pin bushing, be provided with the first spring.
6. according to a kind of elastic yarn conial chuck claimed in claim 5, it is characterized in that: the guide rod arranged outside between described guide pin bushing top and circular sleeve has the second spring.
7. according to a kind of elastic yarn conial chuck claimed in claim 1, it is characterized in that: described screw tap clamp mechanism comprises and is arranged on worm gear and the worm screw of matching in clamping seats; In the middle of described worm gear, have the cavity that holds four directions group, described cubic group comprises four quadrangle clamps that are evenly distributed on cavity radial circumference, described quadrangle clamp is arranged the square hole that is formed for clamping screw tap squared ends successively, described square hole is centered close on the axis of described chuck handle, on described quadrangle clamp, is fixed with cylindrical projection; In the other clamping seats of described worm gear, be provided with rebound, described rebound near a side of worm gear have with quadrangle clamp on the groove that adapts of cylindrical projection.
8. according to a kind of elastic yarn conial chuck claimed in claim 7, it is characterized in that: described screw tap clamp mechanism also comprises that the tripartite who is arranged on rebound opposite side organizes chuck, described tripartite organizes on the radial circumference of chuck and is uniformly distributed three triangle clamps, described triangle clamp is arranged the delthyrium that is formed for clamping screw tap post handle successively, and described delthyrium is positioned on the axis of described chuck handle; On described triangle clamp, near a side of rebound, be fixed with cylindrical projection, the side that described rebound is organized chuck near tripartite also have with triangle clamp on the groove that adapts of cylindrical projection.
9. according to a kind of elastic yarn conial chuck claimed in claim 8, it is characterized in that: described tripartite organizes chuck outside and is fixed with removable seal plate, described clamping seats inwall is provided with screw thread, and described sealing plate outer surface is provided with the screw thread matching with clamping seats inner thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320467771.2U CN203409285U (en) | 2013-08-01 | 2013-08-01 | Elastic tap chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320467771.2U CN203409285U (en) | 2013-08-01 | 2013-08-01 | Elastic tap chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203409285U true CN203409285U (en) | 2014-01-29 |
Family
ID=49972213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320467771.2U Withdrawn - After Issue CN203409285U (en) | 2013-08-01 | 2013-08-01 | Elastic tap chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203409285U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433572A (en) * | 2013-08-01 | 2013-12-11 | 江苏省常州技师学院 | Elastic tap chuck |
| CN104475787A (en) * | 2014-12-19 | 2015-04-01 | 苏州路路顺机电设备有限公司 | Expansion-type cutter fixture |
| CN105665764A (en) * | 2016-03-28 | 2016-06-15 | 曲阜市崇德精密机械有限公司 | Locking device for torque tool handle collet |
| JP2020163505A (en) * | 2019-03-29 | 2020-10-08 | カトウ工機株式会社 | Processing tool |
-
2013
- 2013-08-01 CN CN201320467771.2U patent/CN203409285U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433572A (en) * | 2013-08-01 | 2013-12-11 | 江苏省常州技师学院 | Elastic tap chuck |
| CN104475787A (en) * | 2014-12-19 | 2015-04-01 | 苏州路路顺机电设备有限公司 | Expansion-type cutter fixture |
| CN105665764A (en) * | 2016-03-28 | 2016-06-15 | 曲阜市崇德精密机械有限公司 | Locking device for torque tool handle collet |
| CN105665764B (en) * | 2016-03-28 | 2018-05-22 | 曲阜市崇德精密机械有限公司 | A kind of torque handle of a knife tube clamp locking device |
| JP2020163505A (en) * | 2019-03-29 | 2020-10-08 | カトウ工機株式会社 | Processing tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140129 Effective date of abandoning: 20151223 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |