CN107053838B - A kind of safe chuck device - Google Patents
A kind of safe chuck device Download PDFInfo
- Publication number
- CN107053838B CN107053838B CN201611192798.XA CN201611192798A CN107053838B CN 107053838 B CN107053838 B CN 107053838B CN 201611192798 A CN201611192798 A CN 201611192798A CN 107053838 B CN107053838 B CN 107053838B
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- CN
- China
- Prior art keywords
- chuck
- transmission side
- sliding sleeve
- collet
- cups
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
Abstract
The invention discloses a kind of safe chuck devices, and transmission side collet and fore side collet including being respectively used to fixed air-expanding shaft both ends, the both ends of air-expanding shaft are separately fixed on the chuck of transmission side collet and fore side collet.It is loaded suitable for heavy duty, the blowing of high-speed equipment, rewinding air-expanding shaft, to solve the problems, such as that current safety chuck exists, and fills the domestic gaps.
Description
Technical field
The invention belongs to printing packaging equipment technical fields, are related to a kind of safe chuck device.
Background technique
Currently on the market for the safety chuck on printing machine, it is primarily present following problems: domestic collet operational safety
Difference, and it is not suitable for high speed, heave-load device material retractable, import collet is expensive, and technology is under one's control；Air-expanding shaft clamping is not
Just, collet bayonet is triangular form or square, and in feeding, air-expanding shaft need to recognize that bayonet is loaded；Collet is without lateral adjustments size mark
Note, adjustable range are generally ± mm, and it is inconvenient and less than normal to adjust discharge observation.
Summary of the invention
The object of the present invention is to provide a kind of safe chuck devices, suitable for heavy duty, the blowing of high-speed equipment, rewinding inflatable
Axis is loaded, and to solve the problems, such as that current safety chuck exists, and fills the domestic gaps.
The technical scheme adopted by the invention is that a kind of safe chuck device, including it is respectively used to fixed air-expanding shaft both ends
Transmission side collet and fore side collet, the both ends of air-expanding shaft are separately fixed at the chuck of transmission side collet and fore side collet
On, the structure of chuck, including chuck body, rubber safety protection cap, briquetting, jacking block, V-arrangement fixture block, guide and limit pin shaft, gib head
Key opens pin shaft, and briquetting links together with chuck body, and the spindle nose that V-arrangement fixture block is fixed on transmission side collet mandrel one end is recessed
In mouthful, the V-shaped groove on briquetting and V-arrangement fixture block is oppositely arranged, and jacking block is fixed on V-arrangement fixture block between briquetting and V-arrangement fixture block
On, chuck body is connect by guide and limit pin shaft, gib head taper stock key and unlatching pin shaft with transmission side collet mandrel, chuck body processing
There is chuck inner hole, transmission side collet mandrel is installed in the chuck inner hole of chuck.
The features of the present invention also characterized in that
The structure of transmission side collet, including transmission side collet mandrel and coupled spline housing, transmission side collet mandrel
One end connect with spline housing, the other end is connect with chuck, transmission side collet mandrel by bearing assembly B be fixed on transmission break away
In set, transmission side sliding sleeve is mounted in the big a set of cups of transmission side, and gland A is sleeved on spline housing and bearing assembly A, is subsequently fastened to
On the big a set of cups of transmission side, for spline housing to be fixed on the big a set of cups of transmission side.
The big a set of cups of transmission side is sleeved on the outside of transmission side sliding sleeve, and the outer surface of transmission side sliding sleeve is provided with sliding keyway A, leads
It is fixed on the big a set of cups of transmission side to key A, keypad is embedded in sliding keyway A.
It is pasted with scale A and scale B respectively on the outer wall two sides of transmission side sliding sleeve.
The both sides of chuck body are respectively arranged with guide and limit pin shaft and open pin shaft, open that pin shaft is adjacent with gib head taper stock key sets
It sets, elastomeric pad is provided with below gib head taper stock key, inclined-plane card slot is machined on the inside of chuck inner hole, gib head taper stock key bounces in closure
It is embedded, in the gib head keyway when opening on gib head taper stock key insertion transmission side collet mandrel.
Guide and limit pin shaft is inserted into the guide groove on transmission side collet mandrel, and effect is that positioning chuck is pressed from both sides in transmission side
It can only be slided on head mandrel, the length limitation of guide groove chuck closure and the extreme position opened.
It is provided with a gap on the part that the side wall of the upper chuck inner hole of chuck body stretches out, the chamfered shape of gap is
Fan-shaped curved surface, shifting block A is set in transmission side sliding sleeve, and shifting block A front end face is ogive, the shape pair with the gap of chuck
It answers.
The structure of fore side collet, including fore side collet mandrel, screw rod and nut, fore side collet mandrel one end pass through
Screw rod and nut attended operation bar, when rotating operating stick, screw rod and nut drive fore side are slided in the big a set of cups of fore side and are slided
Dynamic, the other end is connect with chuck.
Fore side collet mandrel is fixed in fore side sliding sleeve by bearing assembly C, and the big a set of cups of fore side is sleeved on operation
The set that breaks away is external, and the outer surface of fore side sliding sleeve is provided with sliding keyway B, and feather key B is fixed on the big a set of cups of fore side, and keypad is embedding
Enter in sliding keyway B, scale A and scale B are respectively adhered on the outer wall two sides of fore side sliding sleeve.Damping unit B is assemblied in behaviour
Make on the flange outer face of the big a set of cups in side, resistance to sliding size is adjusted by the jackscrew of damping unit.
The invention has the advantages that V-type bayonet guide-localization, cross spacing, cylinder centering, clamping air-expanding shaft do not have to distinguish
Recognize bayonet, convenient and efficient, collet is driven by spline sleeve, meets air-expanding shaft range of lateral adjustment ± 25mm and heavy duty, high speed
The functional requirement of operation, damping structure guarantee that collet laterally adjusts flexibly without too loose, avoid too loose may result in
Collet leads to the problem of inertia transverse shifting when rotating at high speed.Collet chuck is opened flexibly, is opened, closure limits reliable, folder
Headband chuck self-closing function prevents equipment unintentional rotation from air-expanding shaft being caused to fall, improves collet when collet chuck is opened
Safety.
Detailed description of the invention
Fig. 1 is the overall structure diagram of safe chuck device of the invention；
Fig. 2 is the structural schematic diagram of the transmission side collet of safe chuck device of the invention；
Fig. 3 is the detailed construction schematic diagram of the chuck section of the transmission side collet of safe chuck device of the invention；
Fig. 4 is the structural schematic diagram of the fore side collet of safe chuck device of the invention；
Fig. 5 is the structural schematic diagram of the chuck of safe chuck device of the invention；
Fig. 6 is the structural schematic diagram that gap cooperates on the plectrum and chuck of safe chuck device of the invention；
Fig. 7 is the structural schematic diagram of the chuck end face of safe chuck device of the present invention.
In figure, 1. transmission side collets, 2. air-expanding shafts, 3. fore side collets, 4. chucks, 5. rubber safety protection caps, 6. pressures
Block, 7. jacking blocks, 8.V shape fixture block, 9. guide and limit pin shafts, 10. gib head taper stock keies, 11. unlatching pin shafts, 12. scale A, 13. scale B,
14. gib head keyway, 15. guide grooves, 1-1. spline housing, 1-2. transmission side collet mandrel, the big set of 1-3. gland A, 1-4. transmission side
Cup, 1-5. feather key A, 1-6. transmission side sliding sleeve, 1-7. shifting block A, 1-8. bearing assembly A, 1-9. bearing assembly B, 1-10. damping
Device A, 1-2-1. spindle nose recess A, 1-6-1. sliding keyway A, 4-1. chuck body, 4-2. gap, the inclined-plane 4-3. card slot, 4-4.
Chuck inner hole, 3-1. gland B, 3-2. screw rod, 3-3. nut, the big a set of cups of 3-4. fore side, 3-5. feather key B, 3-6. fore side
Collet mandrel, 3-7. fore side sliding sleeve, 3-8. shifting block B, 3-9. bearing assembly C, 3-10. damping unit B, 3-6-1. spindle nose recess
B, 3-7-1. sliding keyway B.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
A kind of safe chuck device, as shown in Figure 1, including 1 He of transmission side collet for being respectively used to fixed 2 both ends of air-expanding shaft
Fore side collet 3, the both ends of air-expanding shaft 2 are separately fixed on the chuck 4 of transmission side collet 1 and fore side collet 3,
The structure of transmission side collet 1, as shown in Fig. 2, including transmission side collet mandrel 1-2 and coupled spline housing 1-
1, one end of transmission side collet mandrel 1-2 is connect with spline housing 1-1, and the other end is connect with chuck 4, transmission side collet mandrel 1-2
It is fixed in transmission side sliding sleeve 1-6 by bearing assembly B1-9, transmission side sliding sleeve 1-6 is mounted in the big a set of cups 1-4 of transmission side, pressure
Lid A1-3 is sleeved on spline housing 1-1 and bearing assembly A1-8, is subsequently fastened on the big a set of cups 1-4 of transmission side, is used for spline
Set 1-1 is fixed on the big a set of cups 1-4 of transmission side,
Damping unit A1-10 is mounted on the flange outer face of the big a set of cups 1-4 of transmission side, and effect is to pass through damping unit
The jackscrew of A1-10 adjusts resistance to sliding size,
The big a set of cups 1-4 of transmission side is sleeved on the outside of transmission side sliding sleeve 1-6, and the outer surface of transmission side sliding sleeve 1-6 is provided with cunning
Dynamic keyway A1-6-1, feather key A1-5 are fixed on the big a set of cups 1-4 of transmission side, and keypad is embedded in sliding keyway A1-6-1, are risen anti-
Anti-skid sheath rotates and slides back and forth the effect of limit, and sliding keyway A1-6-1 length meets sliding scale ± 25mm,
Scale A12 and scale B13 is respectively adhered on the outer wall two sides of transmission side sliding sleeve 1-6,
The structure of chuck 4 is as shown in figure 3, include chuck body 4-1, rubber safety protection cap 5, briquetting 6, jacking block 7, V-arrangement
Fixture block 8, gib head taper stock key 10, opens pin shaft 11 at guide and limit pin shaft 9, and briquetting 6 links together with chuck body 4-1, V-arrangement fixture block 8
It is fixed in the spindle nose recess 1-2-1 of the one end transmission side collet mandrel 1-2, the V-shaped groove on briquetting 6 and V-arrangement fixture block 8 is opposite to be set
It sets, jacking block 7 is fixed on V-arrangement fixture block 8 between briquetting 6 and V-arrangement fixture block 8, and chuck body 4-1 passes through guide and limit pin shaft
9, gib head taper stock key 10 and unlatching pin shaft 11 are connect with transmission side collet mandrel 1-2, and chuck body 4-1 is machined with chuck inner hole 4-4, passes
Dynamic side collet mandrel 1-2 is installed in the chuck inner hole 4-4 of chuck 4,
The both sides of chuck body 4-1 are respectively arranged with guide and limit pin shaft 9 and open pin shaft 11, open pin shaft 11 and gib head
Key 10 is disposed adjacent, and the lower section of gib head taper stock key 10 is provided with elastomeric pad, and inclined-plane card slot 4-3 is machined on the inside of chuck inner hole 4-4,
In closure, gib head taper stock key 10, which is bounced, is embedded, the gib head keyway when opening on gib head taper stock key insertion transmission side collet mandrel 1-2
In 14,
Guide and limit pin shaft 9 is inserted into the guide groove 15 on transmission side collet mandrel 1-2, and effect is that positioning chuck 4 exists
It can only slide on transmission side collet mandrel 1-2, the length limitation of guide groove 15 chuck 4 closure and the extreme position opened.
A gap 4-2, gap 4-2 are provided on the part that the side wall of the upper chuck inner hole 4-4 of chuck body 4-1 stretches out
Chamfered shape be fan-shaped curved surface,
Shifting block A1-7 is set in transmission side sliding sleeve 1-6, shifting block A1-7 front end face is ogive, the gap with chuck 4
The shape of 4-2 is corresponding.
The structure of fore side collet 3, as shown in fig. 7, comprises fore side collet mandrel 3-6, screw rod 3-2 and nut 3-3, behaviour
Make side collet one end mandrel 3-6 by screw rod 3-2 and nut 3-3 attended operation bar, when rotating operating stick, screw rod and nut are driven
Fore side sliding sleeve 3-7 is slided in the big a set of cups 3-4 of fore side, and the other end is connect with chuck 4,
Fore side collet mandrel 3-6 is fixed in fore side sliding sleeve 3-7 by bearing assembly C3-9, the big a set of cups 3- of fore side
4 are sleeved on outside fore side sliding sleeve 3-7, and the outer surface of fore side sliding sleeve 3-7 is provided with sliding keyway B3-7-1, and feather key B3-5 is solid
It is scheduled on the big a set of cups 3-4 of fore side, keypad is embedded in sliding keyway B3-7-1, is played anti-anti-skid sheath rotation and is slid back and forth limit
Effect, sliding keyway B3-7-1 length meet sliding scale ± 25mm, and scale A12 and scale B13 are respectively adhered on operation and break away
On the outer wall two sides for covering 3-7.Damping unit B3-10 is assemblied on the flange outer face of the big a set of cups 3-4 of fore side, is filled by damping
The jackscrew adjustment resistance to sliding size set.
The application method and the course of work of apparatus of the present invention be,
It when work, presses and opens the pressure gib head taper stock key 10 of pin shaft 11, after pushing two sides chuck 4 open, by 2 both ends spindle nose of air-expanding shaft point
It Zhuan not stick into V-arrangement fixture block 8 on transmission side collet 1 and fore side collet 3, chuck 4 is pulled to be closed chuck, briquetting 6, top
Block 7 locks 2 both ends spindle nose of air-expanding shaft.Or rotating chuck 4, being fixed on the shifting block on sliding sleeve can be along the curve gap on the chuck back side
4-2 gradually releases chuck 4, and gib head taper stock key 10 bounces in the inclined-plane card slot 4-2 on insertion chuck inner hole 4-4, and it is complete to open pin shaft 11
After bouncing entirely, 10 locking chuck 4 of gib head taper stock key is moved back, and 9 locking chuck 4 of guide and limit pin shaft Forward, final chuck is closed safely.With
The operating stick on fore side collet 3 is rotated afterwards adjusts 2 lateral position of air-expanding shaft to suitable position.
The device of the invention, have the characteristics that it is following,
1, its collet clamping air-expanding shaft uses V-type strutting face bayonet.
2, transmission side safety chuck is driven using spline sleeve, and fore side safety chuck uses feed screw nut's lateral adjustments,
Two sides collet mandrel is assemblied in sliding sleeve, slides over sliding in big a set of cups, and big a set of cups is fixed on material retractable.
3, big a set of cups is equipped with damping unit, and sliding sleeve resistance to sliding is adjusted.
4, collet chuck is positioned using symmetrical pin shaft structure, is on one side guide and limit pin shaft, is on one side unlatching pin shaft.Guiding
Limit pin shaft can prevent chuck from rotating and playing chuck on collet mandrel and slide back and forth position-limiting action.Open pin shaft knot
Chuck locking structure is closed, collet chuck is made to open, be closed securely and reliably.
5, collet chuck design has self-closing structure, and in collet rotation, chuck can be closed clamping air-expanding shaft automatically.
6, the collet chuck back side be furnished with rubber safety protection cap, can prevent operation chuck open when clamp hand and
Personnel's operation ease.
Claims (9)
1. a kind of safe chuck device, which is characterized in that the transmission side collet including being respectively used to fixed air-expanding shaft (2) both ends
(1) and fore side collet (3), the both ends of the air-expanding shaft (2) are separately fixed at transmission side collet (1) and fore side collet
(3) on chuck (4), the structure of the chuck (4), including chuck body (4-1), rubber safety protection cap (5), briquetting
(6), jacking block (7), V-arrangement fixture block (8), guide and limit pin shaft (9), gib head taper stock key (10), unlatching pin shaft (11), the briquetting (6)
It links together with chuck body (4-1),
The V-arrangement fixture block (8) is fixed in the spindle nose recess (1-2-1) of the one end transmission side collet mandrel (1-2), the pressure
V-shaped groove on block (6) and V-arrangement fixture block (8) is oppositely arranged, and the jacking block (7) is located between briquetting (6) and V-arrangement fixture block (8),
It is fixed on V-arrangement fixture block (8), the chuck body (4-1) is by guide and limit pin shaft (9), gib head taper stock key (10) and opens pin
Axis (11) is connect with transmission side collet mandrel (1-2), and the chuck body (4-1) is machined with chuck inner hole (4-4), described
Transmission side collet mandrel (1-2) is installed in the chuck inner hole (4-4) of chuck (4).
2. a kind of safe chuck device according to claim 1, which is characterized in that the knot of the transmission side collet (1)
Structure, including transmission side collet mandrel (1-2) and coupled spline housing (1-1), the transmission side collet mandrel (1-2)
One end is connect with spline housing (1-1), and the other end is connect with chuck (4), and the transmission side collet mandrel (1-2) is total by bearing
It is fixed in transmission side sliding sleeve (1-6) at B (1-9), transmission side sliding sleeve (1-6) is mounted in the big a set of cups of transmission side (1-4), gland
A (1-3) is sleeved on spline housing (1-1) and bearing assembly A (1-8), is subsequently fastened on the big a set of cups of transmission side (1-4), is used for
Spline housing (1-1) is fixed on the big a set of cups of transmission side (1-4).
3. a kind of safe chuck device according to claim 2, which is characterized in that the big a set of cups of the transmission side (1-4)
It is sleeved on the outside of transmission side sliding sleeve (1-6), the outer surface of the transmission side sliding sleeve (1-6) is provided with sliding keyway A (1-6-
1), feather key A (1-5) is fixed on the big a set of cups of transmission side (1-4), and keypad is embedded in sliding keyway A (1-6-1).
4. a kind of safe chuck device according to claim 2, which is characterized in that the transmission side sliding sleeve (1-6)
Scale A (12) and scale B (13) are pasted on outer wall two sides respectively.
5. a kind of safe chuck device according to claim 1, which is characterized in that the two of the chuck body (4-1)
While being respectively arranged with guide and limit pin shaft (9) and opening pin shaft (11), the unlatching pin shaft (11) is adjacent with gib head taper stock key (10)
It is arranged, is provided with elastomeric pad below gib head taper stock key (10), inclined-plane card slot (4-3) is machined on the inside of chuck inner hole (4-4),
Gib head taper stock key (10), which bounces, when closure is embedded, the gib head taper stock key when opening in gib head taper stock key insertion transmission side collet mandrel (1-2)
In slot (14).
6. a kind of safe chuck device according to claim 1, which is characterized in that the guide and limit pin shaft (9) is inserted
Enter in the guide groove (15) on transmission side collet mandrel (1-2), effect is positioning chuck (4) in transmission side collet mandrel (1-
2) it can only be slided on, the length limitation of guide groove (15) chuck (4) closure and the extreme position opened.
7. a kind of safe chuck device according to claim 1, which is characterized in that in the chuck body (4-1)
A gap (4-2) is provided on the part that the side wall of chuck inner hole (4-4) stretches out, the profile of the gap (4-2) is sector
Curved surface, transmission side sliding sleeve (1-6) is interior to be set with shifting block A (1-7), and shifting block A (1-7) front end face is sector, with chuck (4)
Gap (4-2) shape it is corresponding.
8. a kind of safe chuck device according to claim 1, which is characterized in that the knot of the fore side collet (3)
Structure, including fore side collet mandrel (3-6), screw rod (3-2) and nut (3-3), described one end fore side collet mandrel (3-6)
By screw rod (3-2) and nut (3-3) attended operation bar, when rotating operating stick, screw rod and nut drive fore side sliding sleeve (3-7)
Sliding, the other end are connect with chuck (4) in the big a set of cups of fore side (3-4).
9. a kind of safe chuck device according to claim 8, which is characterized in that the fore side collet mandrel (3-
6) it is fixed in fore side sliding sleeve (3-7) by bearing assembly C (3-9), the big a set of cups of fore side (3-4) is sleeved on fore side sliding sleeve
(3-7) is external, and the outer surface of the fore side sliding sleeve (3-7) is provided with sliding keyway B (3-7-1), and feather key B (3-5) is fixed
On the big a set of cups of fore side (3-4), keypad is embedded in sliding keyway B (3-7-1), is played anti-anti-skid sheath rotation and is slid back and forth limit
Effect, scale A (12) and scale B (13) be respectively adhered on the outer wall two sides of fore side sliding sleeve (3-7), damping unit B (3-
10) it is assemblied on the flange outer face of the big a set of cups of fore side (3-4), passes through the jackscrew adjustment sliding resistance of damping unit B (3-10)
Power size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192798.XA CN107053838B (en) | 2016-12-21 | 2016-12-21 | A kind of safe chuck device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192798.XA CN107053838B (en) | 2016-12-21 | 2016-12-21 | A kind of safe chuck device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107053838A CN107053838A (en) | 2017-08-18 |
| CN107053838B true CN107053838B (en) | 2019-09-10 |
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ID=59619677
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611192798.XA Active CN107053838B (en) | 2016-12-21 | 2016-12-21 | A kind of safe chuck device |
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| Country | Link |
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| CN (1) | CN107053838B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326882B (en) * | 2018-03-16 | 2023-08-15 | 福州堂莹机械有限公司 | Safety chuck |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201729545U (en) * | 2010-06-08 | 2011-02-02 | 苏州金纬机械制造有限公司 | Winding chuck tension device |
| CN204414440U (en) * | 2015-01-30 | 2015-06-24 | 东毓(宁波)油压工业有限公司 | A kind of drum vulcanizer bin with safety chuck structure |
| CN204896909U (en) * | 2015-07-17 | 2015-12-23 | 东莞市顺翼机械有限公司 | Pneumatic safe chuck |
| CN105502039A (en) * | 2015-12-18 | 2016-04-20 | 刘东红 | Safe clamping device on printing machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7481608B2 (en) * | 2005-04-27 | 2009-01-27 | Eastway Fair Company Limited | Rotatable chuck |
-
2016
- 2016-12-21 CN CN201611192798.XA patent/CN107053838B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201729545U (en) * | 2010-06-08 | 2011-02-02 | 苏州金纬机械制造有限公司 | Winding chuck tension device |
| CN204414440U (en) * | 2015-01-30 | 2015-06-24 | 东毓(宁波)油压工业有限公司 | A kind of drum vulcanizer bin with safety chuck structure |
| CN204896909U (en) * | 2015-07-17 | 2015-12-23 | 东莞市顺翼机械有限公司 | Pneumatic safe chuck |
| CN105502039A (en) * | 2015-12-18 | 2016-04-20 | 刘东红 | Safe clamping device on printing machine |
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| Publication number | Publication date |
|---|---|
| CN107053838A (en) | 2017-08-18 |
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