CN209407460U - A kind of scroll chuck of nip cylinders shape workpiece - Google Patents
A kind of scroll chuck of nip cylinders shape workpiece Download PDFInfo
- Publication number
- CN209407460U CN209407460U CN201822181256.3U CN201822181256U CN209407460U CN 209407460 U CN209407460 U CN 209407460U CN 201822181256 U CN201822181256 U CN 201822181256U CN 209407460 U CN209407460 U CN 209407460U
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- disk body
- screw rod
- claw
- slide bar
- constant velocity
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Abstract
The utility model discloses a kind of scroll chucks of nip cylinders shape workpiece, belong to turning attachment field, its key points of the technical solution are that including disk body, circumferentially it is set to the jaw components of disk body and the driving mechanism of driving jaw components radial motion, at least two groups and every group of the jaw components include the interior claw and outer claw moved radially relative to disk body, the driving mechanism includes rotating coaxially the adjustment disk for being connected to disk body, one end end face of the adjustment disk axial direction coaxially offers the first constant velocity spiral slot and the second constant velocity spiral slot, the hand of spiral of the first constant velocity spiral slot and the second constant velocity spiral slot hand of spiral are opposite, the interior claw is fixedly connected with the first slide bar, first slide bar extends into the first constant velocity spiral slot, the outer claw is fixedly connected with the second slide bar, second slide bar extends into the second constant speed spiral shell In wire casing.The utility model has the effect of reducing the deformation of thin wall cylinder-shaped workpiece.
Description
Technical field
The utility model relates to turning attachment technical field, more specifically, it relates to a kind of nip cylinders shape workpiece
Scroll chuck.
Background technique
Scroll chuck refers to moving radially using three movable jaws being evenly arranged on chuck body, Workpiece clamping and determines
The machine tool accessories of position.
Currently, the Chinese utility model patent that notification number is CN200967090 discloses a kind of scroll chuck, have one or three
Dog chuck disk body, scroll chuck disk body include a center part, a coat part and a connection center part and outer race section
There is an axially extending bore for oiling in the front end-plate part divided on front end-plate part, and the through-hole is from scroll chuck disk body center
The distance of line is greater than the radius of the excircle of center part.The scroll chuck of the utility model by the through-hole be convenient to
The site of engagement and claw tooth of cone pinion and large bevel gear inside scroll chuck and the site of engagement of flat thread tooth supplement
Lubricating oil.
Prior art among the above has the following deficiencies: when workpiece is motor housing, in order to consolidate motor housing
Fixed, it is larger that fixture is applied to the pressure between motor housing, and motor housing is relatively thin so motor housing is easy to cause to generate shape
Become, and then influences turning accuracy.
Utility model content
The utility model aim is to provide a kind of scroll chuck of nip cylinders shape workpiece.
The utility model to achieve the goals above, provides following technical solution: the three of a kind of nip cylinders shape workpiece
Dog chuck, it is described including disk body, the circumferential jaw components for being set to disk body and the driving mechanism for driving jaw components radial motion
At least two groups and every group of jaw components include the interior claw and outer claw moved radially relative to disk body, the driving machine
Structure includes rotating coaxially the adjustment disk for being connected to disk body, and one end end face of the adjustment disk axial direction coaxially offers the first constant speed spiral shell
Wire casing and the second constant velocity spiral slot, the hand of spiral of the first constant velocity spiral slot and the second constant velocity spiral slot hand of spiral phase
Instead, the interior claw is fixedly connected with the first slide bar, and first slide bar extends into the first constant velocity spiral slot, the outer claw
It is fixedly connected with the second slide bar, second slide bar extends into the second constant velocity spiral slot.
By using above-mentioned technical proposal, adjustment disk is rotated, makes the first slide bar and the second slide bar point by the first constant speed spiral shell
Sliding in wire casing and the second constant velocity spiral slot, the interior claw and outer claw for making same group are towards opposite direction sliding and will be electric
Machine shell clamps, and contacts at motor housing inner wall using interior claw, motor housing outer wall is contacted at using outer claw, to utilize
Interior claw is applied to the pressure of motor housing to the support force balance external claw of motor housing, so that reducing motor housing deformation makes
It is closer to positive round, and then increases precision when turning.
The utility model is further arranged to: first slide bar has two and distance of the two apart from the disk body center of circle not
Together, the same plane where two first slide bars without disk body the center of circle, second slide bar have two and and
Distance of the two apart from the disk body center of circle is different, and the same plane where two second slide bars passes through the center of circle of disk body.
Because of the first constant velocity spiral slot and the intersection of the second constant velocity spiral slot, the first slide bar may be from the first constant speed spiral shell
Wire casing and the second constant velocity spiral slot crosspoint slide in the second constant velocity spiral slot, by using above-mentioned technical proposal, avoid first
Slide bar slides into the second constant velocity spiral slot, and the second slide bar is avoided to slide into the first constant velocity spiral slot.
The utility model is further arranged to: the adjustment disk has been fixedly and coaxially connected end face far from one end of jaw components
Gear, the disk body side wall are rotatably connected to the adjustment gear engaged with face gear, and the adjustment gear is far from disk body center
One end pass through the side wall of disk body, the adjustment gear offer that section is square far from one end end face at disk body center first
Link slot.
By using above-mentioned technical proposal, it is used in the handle rotation adjustment gear of the first link slot adaptation, adjustment gear
Adjustment disk rotation is driven, to realize the purpose of clamping motor shell, and then facilitates the operation of fixture.
The utility model is further arranged to: the interior claw includes the first sliding block and is slidably connected to the of the first sliding block
One fixture block, the glide direction of first fixture block is parallel with the glide direction of interior claw where it, and the outer claw includes the
The glide direction of two sliding blocks and the second fixture block for being slidably connected to the second sliding block, second fixture block and the outer claw where it is flat
Row.
By using above-mentioned technical proposal, the first fixture block of connection and the second fixture block are radially slided, to change the first fixture block
Increase the scope of application of fixture with the position of the second fixture block and the disk body center of circle so as to clamp the motor housing of different-diameter.
The utility model is further arranged to: the driving mechanism further includes the first screw rod for being rotationally connected with the first sliding block
With the second screw rod for being rotationally connected with the second sliding block, first screw rod is threadedly coupled with the first fixture block, second screw rod with
Second fixture block is threadedly coupled.
By using above-mentioned technical proposal, the position of the first sliding block is adjusted by the first screw rod, is adjusted by the second screw rod
The position of second sliding block, thus more convenient scope of application for obtaining alignment jig.
The utility model is further arranged to: second screw rod is arranged coaxially with the first screw rod and the two is by setting
Spline axially sliding connection is set, the second screw rod drives the rotation of the first screw rod.
By using above-mentioned technical proposal, makes the first screw rod and the second screw rod linkage and velocity of rotation is identical, to make
Spacing between first fixture block and the second fixture block is identical always, and then motor housing can be adhered to stronger.
The utility model is further arranged to: the one end of second screw rod far from the first screw rod is connected by setting spline
There is link block, the link block is rotationally connected with disk body and connects with the first screw rod in axial sliding, and the link block is separate
One end end face at disk body center offers the second link slot that section is square.
By using above-mentioned technical proposal, it is used in the handle rotation connection block of the second link slot adaptation, link block drives
Screw rod rotation, further facilitates the scope of application of alignment jig.
The utility model is further arranged to: the interior claw and outer claw one end close to each other offer several anti-skidding
Slot.
By using above-mentioned technical proposal, increased outside interior claw and motor housing and outer claw and motor using non-slip groove
Frictional force between shell clamps fixture by motor housing stronger.
In conclusion the utility model has the following beneficial effects:
First, rotation adjustment disk, makes the first slide bar and the second slide bar point by the first constant velocity spiral slot and the second constant speed spiral shell
Sliding in wire casing, the interior claw and outer claw for making same group slide towards opposite direction and clamp motor housing, utilize
Interior claw contacts at motor housing inner wall, contacts at motor housing outer wall using outer claw, thus using interior claw to motor outside
The support force balance external claw of shell is applied to the pressure of motor housing, is closer to it just to reduce motor housing deformation
Circle, and then increase precision when turning；
Second, interior claw includes the first fixture block of radial slippage, outer claw includes the second fixture block of radial slippage, to change
Become the position of the first fixture block and the second fixture block and the disk body center of circle, so as to clamp the motor housing of different-diameter, increases fixture
The scope of application；
Third, the position of driving mechanisms control slide position and interior claw and outer claw relative to sliding block is used, from
And fixture convenient to use.
Detailed description of the invention
Fig. 1 is the integrally-built perspective view of the present embodiment；
Fig. 2 is the structural schematic diagram that the present embodiment is used to show driving mechanism；
Fig. 3 is the explosive view that the present embodiment is used to show jaw components.
Appended drawing reference: 1, disk body；2, jaw components；3, driving mechanism；4, the first sliding block；5, interior claw；6, outer claw；7,
First sliding groove；9, non-slip groove；10, adjustment disk；11, the first constant velocity spiral slot；12, the first slide bar；13, adjustment gear；14, first
Link slot；15 first screw rods；16, the first linkage bevel gear；17, spline；18, the second linkage bevel gear；19, link block；20,
Two link slots；21, face gear；22, the second constant velocity spiral slot；23, the second slide bar；24, the second sliding block；25, the second fixture block；
26, the second screw rod；27, the first fixture block.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of scroll chuck of nip cylinders shape workpiece, as shown in Figure 1, including disk body 1, the circumferential card for being set to disk body 1
The driving mechanism 3 of claw assembly 2 and driving 2 radial motion of jaw components.By the installation main shaft of disk body 1 and lathe, coaxially fixation connects
It connects, adjusts jaw components 2 using driving mechanism 3, fix jaw components 2 by motor housing.
As shown in Fig. 2, jaw components 2 have three groups and are circumferentially set to disk body 1, every group of jaw components 2 include that sliding connects
It is connected to the interior claw 5 and outer claw 6 of disk body 1.1 end face of disk body is circumferentially opened up there are three the first sliding groove 7 being radially arranged, interior
Claw 5 and outer claw 6 are slidably connected to first sliding groove 7 close to one end of disk body 1.Make interior same group of claw using driving mechanism 3
The interior claw 5 and outer claw 6 of component 2 are close to each other to clamp motor housing side wall, so that motor housing be fixed.Utilize interior card
Pawl 5 contacts at motor housing inner wall, contacts at motor housing outer wall using outer claw 6, thus using interior claw 5 to motor housing
Support force balance external claw 6 be applied to the pressure of motor housing, be closer to it just to reduce motor housing deformation
Circle, and then increase precision when turning.In order to increase between interior claw 5 and motor housing and outer claw 6 and motor housing
Frictional force offers several non-slip grooves 9, the center of non-slip groove 9 and disk body 1 in interior claw 5 and outer claw 6 one end close to each other
Axis is vertical.
As shown in Fig. 2, driving mechanism 3 includes the adjustment disk 10 for driving outer claw 6 and the movement of interior claw 5, adjustment disk 10 is same
Axis is rotationally connected in disk body 1, and adjustment disk 10 coaxially offers 11 He of the first constant velocity spiral slot close to one end end face of interior claw 5
Second constant velocity spiral slot 22.The hand of spiral and 22 hand of spiral of the second constant velocity spiral slot of first constant velocity spiral slot 11 are opposite.It is interior
Claw 5 is fixedly connected there are two the first slide bar 12, and two the first slide bars 12 are different from 1 circle center distance of disk body and two first cunnings
Without the center of circle of disk body 1, the first slide bar 12 extended into the first constant velocity spiral slot 11 for same plane where bar 12.Outer claw
6 are fixedly connected there are two the second slide bar 23, and two the second slide bars 23 are different from 1 circle center distance of disk body and two the second slide bars 23
Without the center of circle of disk body 1, the second slide bar 23 extends into the second constant velocity spiral slot 22 same plane at place.Rotate adjustment disk
10, divide the first slide bar 12 and the second slide bar 23 and slided in the first constant velocity spiral slot 11 and the second constant velocity spiral slot 22, is made
Same group of interior claw 5 and outer claw 6 slides towards opposite direction and clamps motor housing.
As shown in Fig. 2, adjustment disk 10 has been fixedly and coaxially connected face gear 21,1 side wall of disk body far from one end of interior claw 5
It is rotatably connected to the adjustment gear 13 engaged with face gear 21, adjustment gear 13 passes through disk body 1 far from the one end at 1 center of disk body
Side wall, adjustment gear 13 offers the first hexagonal link slot 14 of section far from one end end face at 1 center of disk body.It needs
When motor housing is clamped, adjustment gear 13,13 band of adjustment gear are rotated using with the handle of 14 clearance fit of the first link slot
Dynamic adjustment disk 10 rotates, and keeps fixture more convenient to use.
As shown in Figures 2 and 3, interior claw 5 includes the first sliding block 4 and the first fixture block 27 for being slidably connected to the first sliding block 4, the
One sliding block 4 is adapted to first sliding groove 7 and the first sliding block 4 is slidably connected in first sliding groove 7.The glide direction of first sliding block 4
It is parallel with the glide direction of interior claw 5 where it.Outer claw 6 includes the second sliding block 24 and is slidably connected to the second sliding block 24
Second fixture block 25, the second fixture block 25 are also slidably connected in first sliding groove 7.The cunning of second fixture block 25 and the outer claw 6 where it
Dynamic direction is parallel.Driving mechanism 3 further includes being rotationally connected with the first screw rod 15 of the first sliding block 4 and being rotationally connected with the second sliding block
24 the second screw rod 26.First screw rod 15 is threadedly coupled with the first fixture block 27, and the second screw rod 26 is threadedly coupled with the second fixture block 25,
Second screw rod, 26 both ends have been fixedly and coaxially connected spline 17 and the second screw rod 26 and the first screw rod 15 are coaxial by spline 17
Axial sliding connection setting, the second screw rod 26 drive the rotation of the first screw rod 15.The one end of second screw rod 26 far from the first screw rod 15
It is connected to link block 19 by spline 17, link block 19 is rotationally connected with disk body 1 and connects with the second screw rod 26 in axial sliding,
Link block 19 offers the second hexagonal link slot 20 of section far from one end end face at 1 center of disk body.It is used in the second company
The handle that access slot 20 is adapted to is rotatablely connected block 19, and link block 19 drives the rotation of the second screw rod 26, and the rotation of the second screw rod 26 drives the
One screw rod 15 rotation, to make to the first fixture block 27 is synchronous with the second fixture block 25 to move radially in the same direction, so that fixture be made to adapt to not
With the motor housing of diameter.First screw rod 15 has been fixedly and coaxially connected spline 17 far from one end of the second screw rod 26, by being equipped with
Spline 17 is coaxially connected with the second linkage bevel gear 18, the second linkage bevel gear 18 and the axial sliding of the first screw rod 15.Disk body 1 is same
Axis is rotatably connected to the first linkage bevel gear 16 engaged with the second linkage bevel gear 18.
The implementation principle of the present embodiment are as follows: when needing to clamp motor housing, using with 14 clearance fit of the first link slot
Handle rotate adjustment gear 13, adjustment gear 13 drives adjustment disk 10 to rotate, to make the first slide bar 12 and the second slide bar point
It is slided in the first constant velocity spiral slot 11 and the second constant velocity spiral slot 22, the interior claw 5 and outer claw 6 for making same group are towards phase
It slides and clamps motor housing in anti-direction.Motor housing inner wall is contacted at using interior claw 5, is contradicted using outer claw 6
In motor housing outer wall, so that the pressure of motor housing is applied to the support force balance external claw 6 of motor housing using interior claw 5
Power makes it be closer to positive round, and then increases precision when turning to reduce motor housing deformation.
When needing to clamp the motor housing of different-diameter, it is used in the handle rotation connection block of the second link slot 20 adaptation
19, link block 19 drives the rotation of the second screw rod 26, and the rotation of the second screw rod 26 drives the rotation of the first screw rod 15, to make the first folder
Block 27 is synchronous with the second fixture block 25 to be moved radially in the same direction.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of scroll chuck of nip cylinders shape workpiece, it is characterised in that: including disk body (1), be circumferentially set to disk body (1)
Jaw components (2) and the driving mechanism (3) for driving jaw components (2) radial motion, at least two groups of the jaw components (2) are simultaneously
And every group includes the interior claw (5) and outer claw (6) moved radially relative to disk body (1), the driving mechanism (3) includes same
Axis is rotationally connected with the adjustment disk (10) of disk body (1), and one end end face of adjustment disk (10) axial direction coaxially offers first etc.
Fast helical flute (11) and the second constant velocity spiral slot (22), the hand of spiral and the second constant speed spiral shell of the first constant velocity spiral slot (11)
On the contrary, the interior claw (5) is fixedly connected with the first slide bar (12), first slide bar (12) extends wire casing (22) hand of spiral
In into the first constant velocity spiral slot (11), the outer claw (6) is fixedly connected with the second slide bar (23), and second slide bar (23) is prolonged
It puts in the second constant velocity spiral slot (22).
2. a kind of scroll chuck of nip cylinders shape workpiece according to claim 1, it is characterised in that: first slide bar
(12) there are two and distance of the two apart from disk body (1) center of circle is different, it is same flat where two first slide bars (12)
Without the center of circle of disk body (1), second slide bar (23) has two and and distance of the two apart from disk body (1) center of circle in face
Difference, the same plane where two second slide bars (23) pass through the center of circle of disk body (1).
3. a kind of scroll chuck of nip cylinders shape workpiece according to claim 2, it is characterised in that: the adjustment disk
(10) one end far from jaw components (2) has been fixedly and coaxially connected face gear (21), and disk body (1) side wall is rotatably connected to
The adjustment gear (13) engaged with face gear (21), the adjustment gear (13) pass through disk far from the one end at disk body (1) center
The side wall of body (1), the adjustment gear (13) offer the first company that section is square far from one end end face at disk body (1) center
Access slot (14).
4. a kind of scroll chuck of nip cylinders shape workpiece according to claim 3, it is characterised in that: the interior claw
It (5) include the first sliding block (4) and the first fixture block (27) for being slidably connected to the first sliding block (4), the cunning of first fixture block (27)
Dynamic direction is parallel with the glide direction of interior claw (5) where it, and the outer claw (6) includes that the second sliding block (24) and sliding connect
It is connected to the second fixture block (25) of the second sliding block (24), the glide direction of second fixture block (25) and the outer claw (6) where it
In parallel.
5. a kind of scroll chuck of nip cylinders shape workpiece according to claim 4, it is characterised in that: the driving mechanism
It (3) further include the first screw rod (15) for being rotationally connected with the first sliding block (4) and the second spiral shell for being rotationally connected with the second sliding block (24)
Bar (26), first screw rod (15) are threadedly coupled with the first fixture block (27), second screw rod (26) and the second fixture block (25)
It is threadedly coupled.
6. a kind of scroll chuck of nip cylinders shape workpiece according to claim 5, it is characterised in that: second screw rod
(26) it is arranged coaxially with the first screw rod (15) and the two is axially slid by setting spline (17) and connected, the second screw rod (26)
The first screw rod (15) are driven to rotate.
7. a kind of scroll chuck of nip cylinders shape workpiece according to claim 6, it is characterised in that: second screw rod
(26) one end far from the first screw rod (15) is connected with link block (19) by the way that spline (17) are arranged, link block (19) rotation
It is connected to disk body (1) and is connected with the first screw rod (15) in axial sliding, the link block (19) is far from disk body (1) center
One end end face offers the second link slot (20) that section is square.
8. a kind of scroll chuck of nip cylinders shape workpiece according to claim 7, it is characterised in that: the interior claw
(5) and outer claw (6) one end close to each other offers several non-slip grooves (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822181256.3U CN209407460U (en) | 2018-12-25 | 2018-12-25 | A kind of scroll chuck of nip cylinders shape workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822181256.3U CN209407460U (en) | 2018-12-25 | 2018-12-25 | A kind of scroll chuck of nip cylinders shape workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209407460U true CN209407460U (en) | 2019-09-20 |
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ID=67940287
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822181256.3U Active CN209407460U (en) | 2018-12-25 | 2018-12-25 | A kind of scroll chuck of nip cylinders shape workpiece |
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| Country | Link |
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| CN (1) | CN209407460U (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272365A (en) * | 2020-02-17 | 2020-06-12 | 浙江定盘星智能科技有限公司 | Multifunctional automatic spring tester |
| CN111289363A (en) * | 2020-03-12 | 2020-06-16 | 河北瑞志交通技术咨询有限公司 | Clamp for silicon core pipe tensile test and test method thereof |
| CN111604528A (en) * | 2020-06-04 | 2020-09-01 | 陈兆真 | Auxiliary tool for processing internal combustion engine piston |
| CN111673617A (en) * | 2020-07-13 | 2020-09-18 | 李春城 | Grinding machine floating claw chuck |
| CN112605444A (en) * | 2020-12-03 | 2021-04-06 | 九江华秋电路有限公司 | Clamp structure convenient to adjust for PCB processing |
| CN112620995A (en) * | 2020-12-07 | 2021-04-09 | 陕西广大重型机械有限公司 | Fan welding process |
| CN112642615A (en) * | 2020-11-26 | 2021-04-13 | 中机凯博表面技术江苏有限公司 | Four-station working turntable for thermal spraying |
| WO2022123625A1 (en) * | 2020-12-07 | 2022-06-16 | Ｔｐｒ株式会社 | Workpiece holding device |
| CN115301984A (en) * | 2022-09-29 | 2022-11-08 | 苏州科弗曼机械有限公司 | Automatic device for punching cambered-surface hardware blank |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111272365A (en) * | 2020-02-17 | 2020-06-12 | 浙江定盘星智能科技有限公司 | Multifunctional automatic spring tester |
| CN111272365B (en) * | 2020-02-17 | 2022-07-26 | 浙江定盘星智能科技有限公司 | Multifunctional automatic spring testing machine |
| CN111289363A (en) * | 2020-03-12 | 2020-06-16 | 河北瑞志交通技术咨询有限公司 | Clamp for silicon core pipe tensile test and test method thereof |
| CN111604528A (en) * | 2020-06-04 | 2020-09-01 | 陈兆真 | Auxiliary tool for processing internal combustion engine piston |
| CN111604528B (en) * | 2020-06-04 | 2021-04-30 | 泰州市长宏机械有限公司 | Auxiliary tool for processing internal combustion engine piston |
| CN111673617B (en) * | 2020-07-13 | 2021-12-07 | 江苏万基传动科技有限公司 | Grinding machine floating claw chuck |
| CN111673617A (en) * | 2020-07-13 | 2020-09-18 | 李春城 | Grinding machine floating claw chuck |
| CN112642615A (en) * | 2020-11-26 | 2021-04-13 | 中机凯博表面技术江苏有限公司 | Four-station working turntable for thermal spraying |
| CN112605444A (en) * | 2020-12-03 | 2021-04-06 | 九江华秋电路有限公司 | Clamp structure convenient to adjust for PCB processing |
| WO2022123625A1 (en) * | 2020-12-07 | 2022-06-16 | Ｔｐｒ株式会社 | Workpiece holding device |
| CN112620995B (en) * | 2020-12-07 | 2022-07-12 | 陕西广大重型机械有限公司 | Fan welding process |
| CN112620995A (en) * | 2020-12-07 | 2021-04-09 | 陕西广大重型机械有限公司 | Fan welding process |
| CN116568437A (en) * | 2020-12-07 | 2023-08-08 | 帝伯爱尔株式会社 | Workpiece holding device |
| JP7564866B2 (en) | 2020-12-07 | 2024-10-09 | Ｔｐｒ株式会社 | Work holding device |
| CN115301984A (en) * | 2022-09-29 | 2022-11-08 | 苏州科弗曼机械有限公司 | Automatic device for punching cambered-surface hardware blank |
| CN115921915A (en) * | 2023-02-20 | 2023-04-07 | 烟台丰达机械设备有限公司 | Flange production facility |
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