CN209424690U - A kind of gear grinding clamp for processing axial workpiece with holes - Google Patents
A kind of gear grinding clamp for processing axial workpiece with holes Download PDFInfo
- Publication number
- CN209424690U CN209424690U CN201821903776.4U CN201821903776U CN209424690U CN 209424690 U CN209424690 U CN 209424690U CN 201821903776 U CN201821903776 U CN 201821903776U CN 209424690 U CN209424690 U CN 209424690U
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- hole
- ringfeder
- guide
- positioning seat
- input shaft
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Abstract
The utility model specifically discloses a kind of gear grinding clamps for processing axial workpiece with holes, including static pressure mandrel, positioning seat, guide head and ringfeder；It is provided with the first hole in static pressure mandrel, the second hole is provided in positioning seat, third hole is provided in guide head；First hole, the second hole, the inner hole of ringfeder and third hole communicate, and form the pilot hole for installing guiding mechanism；In use, the input shaft of axial workpiece with holes is located at the top of guide head, guide head is protruded into the inner hole of input shaft.Guiding mechanism includes guide rod, spring and guide holder, when on guide rod it is top be entered shaft compression when, input shaft is tightly clamped on this gear grinding clamp by spring contraction, ringfeder swelling；After processing is completed, ringfeder is shunk, and is loosened between ringfeder and input shaft, and then spring is upheld, and guide rod pop-up ejects input shaft, manipulator is facilitated to load and unload input shaft, and guiding mechanism can be realized automatic loading/unloading, high-efficient, while ensure that roll flute gear ring required precision.
Description
Technical field
The utility model belongs to gear grinding clamp technical field, is related to a kind of gear grinding clamp for processing axial workpiece with holes.
Background technique
Input shaft (axial workpiece with holes) is the main union piece for transmitting engine and gearbox torque and revolving speed, is passed through
Input shaft spline is connected with engine, is connected by input shaft gear ring with gearbox, the output torque of engine is passed to change
Fast case.The serial gearbox such as car, new energy requires lesser noise at present, so having to carry out roll flute to input shaft gear ring
Processing, the high-precision requirement of guarantee roll flute processing, while gear grinding clamp will meet robot can be with automatic loading and unloading, and may be implemented
Fast quick change produces.And it is existing device that axial workpiece with holes clamps capable of not realized to, high-precision roll flute is processed, for
Requirements above needs to design a kind of device that can clamp axial workpiece with holes, roll flute equipment is facilitated to process.
Utility model content
The purpose of this utility model is to provide a kind of gear grinding clamps for processing axial workpiece with holes, have guiding mechanism,
Roll flute equipment can be cooperated to process, high-efficient, precision is high.
The utility model is to be achieved through the following technical solutions:
A kind of gear grinding clamp for processing axial workpiece with holes, including static pressure mandrel and guiding mechanism, in static pressure mandrel upper end
Equipped with positioning seat, positioning seat top is equipped with guide head, and ringfeder is equipped between positioning seat and guide head；
Guiding mechanism has sequentially passed through static pressure mandrel, positioning seat and ringfeder from bottom to up, and extends in guide head；Guiding machine
Structure can jack up guide head；
The positioning surface of the input shaft of positioning seat and axial workpiece with holes is the conical surface；
When processing, the input shaft of axial workpiece with holes is located at the top of guide head, and guide head protrudes into the inner hole of input shaft.
Further, it is provided with the first hole in static pressure mandrel, the second hole is provided in positioning seat, third hole is provided in guide head；The
One hole, the second hole, the inner hole of ringfeder and third hole communicate, and form the pilot hole for installing guiding mechanism.
Further, guiding mechanism includes guide rod, spring and guide holder, and guide holder is located at the bottom of pilot hole, guide rod
Positioned at the top of guide holder, the upper of guide rod top extended in third hole and is fixedly connected with guide head；Guide rod lower end is provided with
4th hole, guide holder upper end are provided with the 5th hole, and the 4th hole and the 5th hole form the mounting hole for placing spring.
Further, it is provided with annular groove on the side wall of guide rod and at the top position of guide rod, is set in annular groove
There is sealing ring.
Further, it is provided with threaded hole in the outer circle of guide head, is opened on the side wall of guide rod corresponding with threaded hole
There is slot, lock-screw is installed in threaded hole and slot, guide head is fixedly connected with guide rod by lock-screw.
Further, it is provided with threaded hole in positioning seat outer circle, is provided with through-hole in ringfeder outer circle, is installed in threaded hole and through-hole
There is screw, positioning seat is fixedly connected with ringfeder by screw；Multiple stepped holes, positioning seat and static pressure are provided on positioning seat end face
Mandrel is fixedly connected by lock-screw.
Further, ringfeder uses cylindrical surface ringfeder.
Further, the interface that static pressure mandrel outer circle is connect with lathe uses φ 66mm interface.
Compared with prior art, the utility model has technical effect beneficial below:
The gear grinding clamp of processing axial workpiece with holes disclosed by the utility model, including static pressure mandrel, positioning seat, guide head
And guiding mechanism, in use, the input shaft of axial workpiece with holes is located at the top of guide head, guide head protrudes into the inner hole of input shaft
In；When guide head is entered shaft compression, guiding mechanism moves downwardly together with guide head, ringfeder swelling, tightly by input shaft
Ground is clamped on this gear grinding clamp；After processing is completed, ringfeder is shunk, and is loosened between ringfeder and input shaft, and then guiding mechanism will
Guide head ejection, and then input shaft is ejected, facilitate manipulator to load and unload input shaft, guiding mechanism can be realized automatic loading/unloading,
It is high-efficient, while ensure that roll flute gear ring required precision.
Further, guiding mechanism includes guide rod, spring and guide holder, when on guide rod it is top be entered shaft compression when,
Spring contraction, ringfeder swelling, input shaft is tightly clamped on this gear grinding clamp；After processing is completed, ringfeder shrink, ringfeder with
It is loosened between input shaft, then spring is upheld, and guide rod pop-up ejects input shaft, and manipulator is facilitated to load and unload input shaft, guiding
Mechanism can be realized automatic loading/unloading.
Further, sealing ring is equipped on top side wall on guide rod, it is therefore prevented that abrasive dust enters guide rod and leads
Into the mating surface of head.
Further, guide head is fixedly connected by screw with guide rod, positioning seat with ringfeder, is guaranteed between each component
Positional relationship, in process, each component will not relatively rotate.
Further, ringfeder uses cylindrical surface ringfeder, and each uniform force ensure that being evenly distributed with for expanding force.
Further, gear grinding clamp has unified fixture interface, and fast quick change may be implemented and produce, without centering repeatedly.
Detailed description of the invention
Fig. 1 is the three dimensional structure diagram of the utility model；
Fig. 2 is the cross-sectional view of the utility model；
Fig. 3 is the structural schematic diagram of static pressure mandrel；
Wherein: 1 is lock-screw；2 be sealing ring；3 be guide head；4 be ringfeder；5 be positioning seat；6 be static pressure mandrel；61
To drive bolt；62 be piston；63 be gasket；64 be expansion wall；65 be fabrication hole；7 be guide rod；8 be spring；9 be to lead
To seat；10 be input shaft.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Fig. 1~2, a kind of gear grinding clamp for processing axial workpiece with holes of the utility model, including static pressure mandrel
6, it is equipped with positioning seat 5 in 6 upper end of static pressure mandrel, 5 top of positioning seat is equipped with guide head 3, sets between positioning seat 5 and guide head 3
There is ringfeder 4；It is provided with the first hole in static pressure mandrel 6, the second hole is provided in positioning seat 5, third hole is provided in guide head 3；First hole,
Second hole, the inner hole of ringfeder 4 and third hole communicate, and form the pilot hole for installing guiding mechanism；When processing, band hole axle class zero
The input shaft 10 of part is located at the top of guide head 3, and guide head 3 protrudes into the inner hole of input shaft 10.
Guiding mechanism includes guide rod 7, spring 8 and guide holder 9, and guide holder 9 is located at the bottom of pilot hole, and guide rod 7
In the top of guide holder 9, it is fixedly connected in the upper top third hole extended in guide head 3 of guide rod 7 and with guide head 3；It leads
It is provided with the 4th hole to 7 lower end of bar, 9 upper end of guide holder is provided with the 5th hole, and the 4th hole and the 5th hole form the peace for placing spring 8
Fill hole.
It is provided with annular groove at top position on the side wall of guide rod 7 and on guide rod 7, annular groove is provided with close
Seal.
3 upper end of guide head is tip, is easily protruded into the inner hole of input shaft 10.It is provided with threaded hole in 3 outer circle of guide head,
Slot is provided on guide rod 7 on position corresponding with threaded hole, lock-screw is mounted in threaded hole and the slot, passes through lock-screw
1 guide head 3 and guide rod 7 are fixed up.
10 gear ring roll flute of input shaft processing be different from general process process, for high-precision process, so by positioning seat 5 with
The positioning surface of the input shaft 10 of axial workpiece with holes is designed as the conical surface.
Be provided with threaded hole on positioning seat 5, be correspondingly provided with through-hole in the ringfeder outer circle of cylindrical surface, positioning seat 5 with rise
Set 4 is fixedly connected by lock-screw, prevents ringfeder 4 when work from rotating relative to positioning seat 5.
Multiple stepped holes are provided on 5 end face of positioning seat, positioning seat 5 is fixedly connected with static pressure mandrel 6 by lock-screw.
In order to guarantee being evenly distributed with for expanding force, ringfeder 4 uses zero draft ringfeder, selects cylindrical surface ringfeder, and each stress is equal
It is even；Ringfeder 4 is equipped with guide angle, facilitates part automatic loading and unloading, and the static pressure by static pressure mandrel 6 is distributed, tensioner input shaft 10
Inner hole.Meanwhile guiding mechanism can be realized automatic loading/unloading, when guide rod 7 it is upper it is top be entered axis 10 compress when, spring 8
It shrinks, 4 swelling of ringfeder；After processing is completed, ringfeder 4 is shunk, and the connecting hole and ringfeder 4 of input shaft 10 there are gap, stretch by spring 8
, guide rod 7 is jacked up, input shaft 10 is ejected, quick despatch is facilitated, meets the production requirement of mass.
In processing in use, the interface that connect with lathe of 6 outer circle of static pressure mandrel is using unification φ 66mm interface, facilitate and its
He connects equipment, realizes that the fast quick change of high-precision produces.
Static pressure mandrel using import male gram Hydraulic Expanding Arbors, mandrel repetitive positioning accuracy and rotating accuracy compared with
It is high.As shown in figure 3, Hydraulic Expanding Arbors are the mandrels for being added principle to design according to hydrostatic pressure transfer principle i.e. Bath, pass through
Rotation driving bolt 61 pushes piston 62 and gasket 63 to moving inside mandrel, utilizes the pressure with mobility to transmit and is situated between
Matter, medium generally use vaseline oil, increase oil pressure in oil pocket by fabrication hole 65, the expansion of expansion wall 64 is forced to generate elasticity
Deformation carries out positioning clamping to workpiece.The mandrel has structure simple, and centering is accurate, and it is uniform to clamp appropriateness, it is easy to use and
Many advantages, such as saving non-cutting time due to clamping and feeling relieved while reaching.
Before processing, manipulator input shaft 10 be packed into this fixture, by the guiding role of guide head 3, input shaft 10 it is interior
Hole and 3 outer circle clearance fit of guide head, input shaft 10 moves from up to down, so that guide head 3 also moves downward, compressed spring 8；
Manipulator unclamps input shaft 10, top on guide rod 7 to move downward, and applies a downward power；When the 10 inner hole conical surface of input shaft
When being bonded completely with 5 conical surface of positioning seat, positioning is completed, top stopping moves downward on guide rod 7.Machine feedback static pressure mandrel 6,
By driving piston 62 and gasket 63 to moving inside static pressure mandrel 6, using the pressure transmission medium with mobility, pass through
Fabrication hole 65 increases oil pressure in oil pocket, forces the expansion of expansion wall 64 to generate flexible deformation, makes hole clip in ringfeder 4 and input shaft 10
Tightly, it completes to clamp.Machine feedback grinding carriage, grinding wheel start roll flute processing to input shaft 10.After processing is completed, machine feedback static pressure
Mandrel 6 utilizes the pressure with mobility to transmit and is situated between by driving piston 62 and gasket 63 to moving outside static pressure mandrel 6
Matter declines oil pressure by fabrication hole 65, eliminates the flexible deformation that the expansion of expansion wall 64 generates, thus ringfeder 4 and defeated
Enter the release of 10 inner hole of axis, fixture and input shaft 10 unclamp；Effect of the guide head 3 by spring 8 drives guide rod 7 to lift, and drives
Input shaft 10 moves upwards, and the 10 inner hole conical surface of input shaft and 5 conical surface of positioning seat are detached from, and manipulator grabs the part completed the process.
The gear grinding clamp of the processing axial workpiece with holes of the utility model design, realizes high accuracy positioning clamping, may be used also
The high-precision requirement of roll flute process processing can be guaranteed with automatic loading and unloading part by meeting manipulator, while have guiding mechanism,
It can be realized automatic loading/unloading.Static pressure mandrel 6 uses unified size interface, fast positioning clamping, part convenient for loading and unloading.
Claims (8)
1. a kind of gear grinding clamp for processing axial workpiece with holes, which is characterized in that including static pressure mandrel (6) and guiding mechanism,
Static pressure mandrel (6) upper end is equipped with positioning seat (5), and positioning seat (5) top is equipped with guide head (3), in positioning seat (5) and guide head
(3) ringfeder (4) are equipped between；
Guiding mechanism has sequentially passed through static pressure mandrel (6), positioning seat (5) and ringfeder (4) from bottom to up, and extends to guide head (3)
It is interior；Guiding mechanism can jack up guide head (3)；
The positioning surface of the input shaft of positioning seat (5) and axial workpiece with holes is the conical surface；
When processing, the input shaft (10) of axial workpiece with holes is located at the top of guide head (3), and guide head (3) protrudes into input shaft
(10) in inner hole.
2. the gear grinding clamp of processing axial workpiece with holes according to claim 1, which is characterized in that in static pressure mandrel (6)
It is provided with the first hole, the second hole is provided in positioning seat (5), is provided with third hole in guide head (3)；First hole, the second hole, ringfeder (4)
Inner hole and third hole communicate, form the pilot hole for installing guiding mechanism.
3. the gear grinding clamp of processing axial workpiece with holes according to claim 2, which is characterized in that guiding mechanism includes leading
To bar (7), spring (8) and guide holder (9), guide holder (9) is located at the bottom of pilot hole, and guide rod (7) is located at guide holder (9)
Top, the upper of guide rod (7) top extended in third hole and are fixedly connected with guide head (3)；
Guide rod (7) lower end is provided with the 4th hole, and guide holder (9) upper end is provided with the 5th hole, and the 4th hole and the 5th hole are formed for putting
Set the mounting hole of spring (8).
4. the gear grinding clamp of processing axial workpiece with holes according to claim 3, which is characterized in that in guide rod (7)
Annular groove is provided at top position on side wall and on guide rod (7), is equipped with sealing ring (2) in annular groove.
5. the gear grinding clamp of processing axial workpiece with holes according to claim 3, which is characterized in that in guide head (3)
It is provided with threaded hole in outer circle, is provided with slot on the side wall of guide rod (7) corresponding with threaded hole, is installed in threaded hole and slot
Have lock-screw (1), guide head (3) is fixedly connected with guide rod (7) by lock-screw (1).
6. the gear grinding clamp of processing axial workpiece with holes according to claim 1, which is characterized in that positioning seat (5) outer circle
On be provided with threaded hole, be provided with through-hole in ringfeder (4) outer circle, screw, positioning seat (5) and ringfeder be installed in threaded hole and through-hole
(4) it is fixedly connected by screw；
Multiple stepped holes are provided on positioning seat (5) end face, positioning seat (5) and static pressure mandrel (6) connect by the way that lock-screw is fixed
It connects.
7. the gear grinding clamp of processing axial workpiece with holes according to claim 1, which is characterized in that ringfeder (4) is using circle
Cylinder ringfeder.
8. the gear grinding clamp of processing axial workpiece with holes described in any one according to claim 1~7, which is characterized in that quiet
The interface that pressure mandrel (6) outer circle is connect with lathe is using φ 66mm interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821903776.4U CN209424690U (en) | 2018-11-19 | 2018-11-19 | A kind of gear grinding clamp for processing axial workpiece with holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821903776.4U CN209424690U (en) | 2018-11-19 | 2018-11-19 | A kind of gear grinding clamp for processing axial workpiece with holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209424690U true CN209424690U (en) | 2019-09-24 |
Family
ID=67969433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821903776.4U Active CN209424690U (en) | 2018-11-19 | 2018-11-19 | A kind of gear grinding clamp for processing axial workpiece with holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209424690U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454295A (en) * | 2018-11-19 | 2019-03-12 | 宝鸡法士特齿轮有限责任公司 | A kind of gear grinding clamp that processing axial workpiece with holes and its application method |
-
2018
- 2018-11-19 CN CN201821903776.4U patent/CN209424690U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454295A (en) * | 2018-11-19 | 2019-03-12 | 宝鸡法士特齿轮有限责任公司 | A kind of gear grinding clamp that processing axial workpiece with holes and its application method |
| CN109454295B (en) * | 2018-11-19 | 2024-03-12 | 宝鸡法士特齿轮有限责任公司 | Gear grinding clamp for machining shaft parts with holes and use method of gear grinding clamp |
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