CN209698563U - Gear detection and localization hydraulically operated fixture - Google Patents
Gear detection and localization hydraulically operated fixture Download PDFInfo
- Publication number
- CN209698563U CN209698563U CN201920489852.XU CN201920489852U CN209698563U CN 209698563 U CN209698563 U CN 209698563U CN 201920489852 U CN201920489852 U CN 201920489852U CN 209698563 U CN209698563 U CN 209698563U
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- oil
- resilient sleeve
- storage cavity
- localization
- gear
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Abstract
The utility model discloses a kind of gear detection and localization hydraulically operated fixtures, including positioning shank, connecting mandrel and resilient sleeve；Resilient sleeve tensioner oil circuit is provided in the connecting mandrel；The oil storage cavity for storing hydraulic oil is provided on the positioning shank, for hydraulic oil in oil storage cavity to be pushed the oil liquid pushing structure in resilient sleeve tensioner oil circuit and is used to be passed through the oil injection structure of hydraulic oil to oil storage cavity, resilient sleeve tensioner oil communication is provided with for the exhaust structure when oil injection structure injects hydraulic oil by the air discharge in resilient sleeve tensioner oil circuit in order to oiling operation.The utility model gear to be clamped to cover to be attached in resilient sleeve, the intracorporal hydraulic oil of shoe cream room is pushed to be flowed into resilient sleeve tensioner oil circuit by oil liquid pushing structure, resilient sleeve is generated uniformly to squeeze and retaining element gear, to realize positioning of the resilient sleeve to part bore, and when the bore dia of part gear changes, it is only necessary to change the diameter of resilient sleeve.
Description
Technical field
The utility model relates to Gear Processing manufacturing technology field, especially a kind of gear detection and localization hydraulically operated fixture.
Background technique
Since the relative motion of position error of the process middle gear on lathe, cutter and gear is incorrect, clamps
The reasons such as the release of the internal stress of gear shifting quadrant texturing caused by power and cutting force, gear, causing to complete the process backgear can generate respectively
Kind Geometrical Error.These errors can assembly to gear and service performance generate different degrees of influence.
At present to the detection of gear, gear is detected by special detection device, such as by 3 D stereo to shape
Position tolerance (circle bounce) carries out 3 D stereo Scanning Detction.It needs to position gear before being detected, to guarantee to detect
When, the position of gear will not shift, and can guarantee detection accuracy.
But existing gear testing positioning device is mostly by positioning gear with tapered mandrel, directly by gear
Inner hole is installed to on tapered mandrel, due to only can satisfy a kind of determining for specifications and models gear with tapered mandrel
Position causes to need when gear set specifications change to be inconvenient, greatly using the tapered mandrel of the corresponding band of specification therewith
The earth reduces detection efficiency.
Utility model content
There is provided gear detection and localization hydraulically operated fixtures for the utility model technical issues that need to address, to solve to use
With tapered mandrel to gear carry out positioning be inconvenient and reduce detection efficiency the problem of, with realization to gear it is accurate,
Quickly positioning, meets the needs of gear testing.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
Gear detection and localization hydraulically operated fixture, including positioning the positioning shank and positioning handle that are arranged on detection workbench
The connecting mandrel and suit that portion is fixedly connected are arranged on connecting mandrel and outer cover is equipped with the resilient sleeve of gear to be clamped；Institute
State the resilient sleeve tensioner oil circuit being provided in connecting mandrel for expanding resilient sleeve；The positioning handle
The oil storage cavity for storing hydraulic oil is provided in portion, for pushing hydraulic oil in oil storage cavity into resilient sleeve tensioner oil circuit
Interior oil liquid pushing structure and the oil injection structure for being passed through hydraulic oil to oil storage cavity, the setting of resilient sleeve tensioner oil communication
Have for the exhaust when oil injection structure injects hydraulic oil by the air discharge in resilient sleeve tensioner oil circuit in order to oiling operation
Structure.
Technical solution is advanced optimized, the resilient sleeve tensioner oil circuit includes the logical oil of transverse direction being connected with oil storage cavity
It road, the vertical logical oil circuit being connected with laterally logical oil circuit and is provided on resilient sleeve inner wall and leads to the upper of oil circuit with vertical respectively
Two logical oil-gaps that lower both ends are connected.
Advanced optimize technical solution, the oil liquid pushing structure include be provided on positioning shank and with oil storage cavity phase
Screw mounting hole, the screw thread of connection holding screw a in screw mounting hole is set and be arranged in oil storage cavity and with it is tight
Determine the piston that the one end screw a is fixedly connected, laterally the internal diameter of setting and screw mounting hole is small with screw mounting hole for oil storage cavity
In the internal diameter of oil storage cavity.
Technical solution is advanced optimized, suit, which is provided with, on the outer wall of the piston is set between piston and oil storage cavity
O-ring seal c.
Technical solution is advanced optimized, the exhaust structure includes laterally being provided on connecting mandrel and leading to oil circuit with vertical
The gas vent that is connected and the holding screw c at gas vent outlet for being blocked to gas vent is set.
Technical solution is advanced optimized, the oil injection structure includes vertically being provided with positioning shank top and and oil storage cavity
The oil filler point that is connected and the holding screw b at oil filler point oiling for being blocked to oil filler point is set.
Technical solution is advanced optimized, one end that the positioning shank is connected with connecting mandrel is provided with baltimore groove, even
The one end for connecing mandrel is provided with the protrusion being mutually equipped with baltimore groove, is provided with O-ring seal a between protrusion and baltimore groove.
Technical solution is advanced optimized, O-ring seal b is provided between the connecting mandrel and resilient sleeve.
Due to using above technical scheme, technological progress acquired by the utility model is as follows.
The utility model can be used for detecting part such as tooth embryo outer circle, the geometric tolerance of end face, it can also be used to clamping when processing
Part, the utility model position shank, connecting mandrel, resilient sleeve, resilient sleeve tensioner oil circuit, oil storage cavity, oil liquid pushing structure,
The setting of oil injection structure and exhaust structure enables gear to be clamped to cover and is attached in resilient sleeve, pushed by oil liquid pushing structure
The intracorporal hydraulic oil of shoe cream room is flowed into resilient sleeve tensioner oil circuit, extruding is generated to resilient sleeve, to realize resilient sleeve to tooth
The positioning of inner hole is taken turns, and when the specifications and models of gear change, it is only necessary to change the diameter of resilient sleeve.
The setting of the utility model oil injection structure so that the utility model oiling and two kinds of forms of promotion of oil liquid separate, from
And it ensure that oil liquid and be not susceptible to leak.
The utility model exhaust structure and resilient sleeve tensioner oil communication are arranged, for when oil injection structure injects hydraulic oil
By the air discharge in resilient sleeve tensioner oil circuit, in order to oiling operation.
Oil storage cavity is set lateral direction by the utility model, and makes oil storage cavity lateral with screw mounting hole
Setting, and the internal diameter of screw mounting hole is less than the internal diameter of oil storage cavity, so blocking storage by the intracorporal piston of shoe cream room is arranged in
The intracorporal oil liquid of oil pocket avoids the generation of oil liquid leak case so that oil liquid may not flow into screw mounting hole.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Wherein: 1, positioning shank；2, connecting mandrel, 21, O-ring seal a；3, resilient sleeve, 31, O-ring seal b；4, to
Gripper；5, resilient sleeve tensioner oil circuit, 51, lateral logical oil circuit, 52, vertically lead to oil circuit, 53, logical oil-gap；6, oil liquid pushes
Structure, 61, piston, 62, O-ring seal c, 63, holding screw a；7, oil storage cavity；8, oil injection structure, 81, oil filler point, 82, tight
Determine screw b；9, exhaust structure, 91, gas vent, 92, holding screw c.
Specific embodiment
Below in conjunction with specific utility model, the present invention will be further described in detail.
A kind of gear detection and localization hydraulically operated fixture, as shown in connection with fig. 1, including positioning shank 1, connecting mandrel 2, resilient sleeve
3, resilient sleeve tensioner oil circuit 5, oil storage cavity 7, oil liquid pushing structure 6, oil injection structure 8 and exhaust structure 9.
The positioning of shank 1 setting is positioned on detection workbench, connecting mandrel 2 is fixedly connected with positioning shank 1.Position shank
1 one end being connected with connecting mandrel 2 is provided with baltimore groove, and one end of connecting mandrel 2 is provided with mutually equipped convex with baltimore groove
It rises, is provided with O-ring seal a21 between protrusion and baltimore groove.
The suit of resilient sleeve 3 is arranged on connecting mandrel 2, and outer cover is equipped with gear 4 to be clamped.Connecting mandrel 2 and elasticity
O-ring seal b31 is provided between set 3.
Resilient sleeve tensioner oil circuit 5 is arranged in connecting mandrel 2, for expanding resilient sleeve 3.Bullet
Property set tensioner oil circuit 5 include laterally logical oil circuit 51, vertically logical oil circuit 52 and logical oil-gap 53.Laterally logical oil circuit 51 and shoe cream room
Body 7 is connected, and vertically logical oil circuit 52 is connected with laterally logical oil circuit 51, and logical oil-gap 53 is provided on 3 inner wall of resilient sleeve, is arranged
There are two, and be connected respectively with the upper and lower ends of vertical logical oil circuit 52.
Oil storage cavity 7 is horizontally installed in positioning shank 1, for storing hydraulic oil.
The setting of oil liquid pushing structure 6 is risen for pushing hydraulic oil in oil storage cavity 7 into resilient sleeve on positioning shank 1
In tight oil circuit 5.Oil liquid pushing structure 6 includes screw mounting hole, holding screw a63 and piston 61.Screw mounting hole is provided with
It positions on shank 1, is connected with oil storage cavity 7.Holding screw a63 is arranged in screw mounting hole.Piston 61 is arranged in oil storage
It is fixedly connected in cavity 7 and with the one end holding screw a63, when manpower screws holding screw a63, so that it may piston 61 be pushed to exist
It horizontally slips in oil storage cavity 7, and then to squeeze the oil liquid in oil storage cavity 7.
In order to increase the leakproofness of the utility model, guarantee hydraulic oil will not leak in the present apparatus course of work,
Lateral direction is set by oil storage cavity 7, and oil storage cavity 7 is laterally arranged with screw mounting hole, and screw is installed
The internal diameter in hole is less than the internal diameter of oil storage cavity 7, so being blocked in oil storage cavity 7 by the piston 61 being arranged in oil storage cavity 7
Oil liquid avoids the generation of oil liquid leak case so that oil liquid may not flow into screw mounting hole.
In addition, the leakproofness of the utility model in order to further increase, suit is provided with O-shaped close on the outer wall of piston 61
Seal c62, O-ring seal c62 are set between piston 61 and oil storage cavity 7.
The setting of oil injection structure 8 is on positioning shank 1, for being passed through hydraulic oil to oil storage cavity 7.Oil injection structure 8 includes note
Oilhole 81 and holding screw b82.Oil filler point 81 is vertically provided with positioning 1 top of shank, and is connected with oil storage cavity 7.Tightly
Determine screw b82 to be arranged at 81 oiling of oil filler point, for blocking oil filler point 81.The setting of oil injection structure 8 is so that this reality
It is separated with novel oiling and two kinds of forms of promotion of oil liquid, to ensure that oil liquid is not susceptible to leak.
Exhaust structure 9 is connected to setting with resilient sleeve tensioner oil circuit 5, and being used for will be elastic when oil injection structure 8 injects hydraulic oil
The air discharge in tensioner oil circuit 5 is covered, in order to oiling operation.Exhaust structure 9 includes gas vent 91 and holding screw c92.
Gas vent 91 is laterally provided on connecting mandrel 2, and is connected with vertical logical oil circuit 52.Holding screw c92 is arranged in gas vent
At 91 outlets, for being blocked to gas vent 91.
The utility model can be used for detecting part such as tooth embryo outer circle, the geometric tolerance of end face, it can also be used to clamping when processing
Part.
The practical carry out operation process of the utility model is as follows.
Firstly, unscrewing holding screw b82, hydraulic oil is injected into oil storage cavity 7 by oil filler point 81.Carrying out oiling
Meanwhile holding screw c92 is opened, so that mixed gas is discharged by gas vent 91, until the outflow of 91 exhaust end of gas vent is few
When the oil liquid of amount, then holding screw b82 and holding screw c92 tightened simultaneously, so that hydraulic oil liquid is full of entire oil storage cavity 7
With resilient sleeve tensioner oil circuit 5, complete the preparation stage wait next link come using.
Then, 4 sets of gear to be clamped are attached in resilient sleeve 3.
Then, holding screw a63 is rotated clockwise, holding screw a63 pushes piston 61 in oil storage cavity 7 to moving to left
It is dynamic, hydraulic oil is compressed, hydraulic oil enters the logical oil-gap between resilient sleeve 3 and connecting mandrel 2 by connecting mandrel 2
In 53, and extruding is generated to resilient sleeve 3, so that 3 spreading of resilient sleeve, enables gear 4 to be clamped to be fixed on as closely as possible
On connecting mandrel 2.
Simultaneously because holding screw a63 is threadedly coupled with positioning shank 1, so that after rotation holding screw a63, directly
Position of the piston 61 in oil storage cavity 7 can be fixed, no longer need to optional equipment locking device.
The utility model can realize Quick-clamped, and due to being blind-mate, therefore positioning accuracy is very high, and clamping range is than cone
It is big to spend mandrel.The utility model can realize the quick accurate positioning of gear 4 to be clamped, very time saving and energy saving.
Claims (8)
1. gear detection and localization hydraulically operated fixture, it is characterised in that: including positioning setting positioning shank (1) on the table,
The connecting mandrel (2) and suit being fixedly connected with positioning shank (1) are arranged on connecting mandrel (2) and outer cover is equipped with wait press from both sides
The resilient sleeve (3) of tight gear (4)；It is provided in the connecting mandrel (2) for making resilient sleeve (3) swollen when being passed through hydraulic oil
Swollen resilient sleeve tensioner oil circuit (5)；It is provided with the oil storage cavity (7) for storing hydraulic oil on positioning shank (1), is used for
Oil storage cavity (7) interior hydraulic oil is pushed into the oil liquid pushing structure (6) in resilient sleeve tensioner oil circuit (5) and is used for oil storage
Cavity (7) is passed through the oil injection structure (8) of hydraulic oil, and resilient sleeve tensioner oil circuit (5) is provided with and communicated with for infusing in oil injection structure (8)
Exhaust structure (9) when entering hydraulic oil by the air discharge in resilient sleeve tensioner oil circuit (5) in order to oiling operation.
2. gear detection and localization hydraulically operated fixture according to claim 1, it is characterised in that: the resilient sleeve tensioner oil circuit
It (5) include the transverse direction logical oil circuit (51) being connected with oil storage cavity (7), the vertical logical oil circuit being connected with laterally logical oil circuit (51)
(52) and two logical oil being provided on resilient sleeve (3) inner wall and be connected respectively with the upper and lower ends of vertical logical oil circuit (52)
Gap (53).
3. gear detection and localization hydraulically operated fixture according to claim 1, it is characterised in that: the oil liquid pushing structure
It (6) include being provided with the screw mounting hole being connected in positioning shank (1) and with oil storage cavity (7), screw thread setting in screw peace
Holding screw a (63) and setting in dress hole is in the work that oil storage cavity (7) is interior and is fixedly connected with holding screw a (63) one end
It fills in (61), laterally the internal diameter of setting and screw mounting hole is less than the interior of oil storage cavity (7) to oil storage cavity (7) with screw mounting hole
Diameter.
4. gear detection and localization hydraulically operated fixture according to claim 3, it is characterised in that: the outer wall of the piston (61)
Upper suit is provided with the O-ring seal c (62) being set between piston (61) and oil storage cavity (7).
5. gear detection and localization hydraulically operated fixture according to claim 3, it is characterised in that: exhaust structure (9) packet
It includes and is laterally provided on connecting mandrel (2) and leads to the gas vent (91) and be arranged in gas vent that oil circuit (52) are connected with vertical
(91) the holding screw c (92) at outlet for being blocked to gas vent (91).
6. gear detection and localization hydraulically operated fixture according to claim 1, it is characterised in that: oil injection structure (8) packet
It includes the vertical oil filler point (81) for being provided with positioning shank (1) top and being connected with oil storage cavity (7) and is arranged in oil filler point
(81) the holding screw b (82) at oiling for being blocked to oil filler point (81).
7. gear detection and localization hydraulically operated fixture according to claim 1, it is characterised in that: the positioning shank (1) with
One end that connecting mandrel (2) is connected is provided with baltimore groove, and one end of connecting mandrel (2) is provided with mutually equipped convex with baltimore groove
It rises, is provided with O-ring seal a (21) between protrusion and baltimore groove.
8. gear detection and localization hydraulically operated fixture according to claim 1, it is characterised in that: the connecting mandrel (2) with
O-ring seal b (31) are provided between resilient sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920489852.XU CN209698563U (en) | 2019-04-12 | 2019-04-12 | Gear detection and localization hydraulically operated fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920489852.XU CN209698563U (en) | 2019-04-12 | 2019-04-12 | Gear detection and localization hydraulically operated fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209698563U true CN209698563U (en) | 2019-11-29 |
Family
ID=68649534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920489852.XU Active CN209698563U (en) | 2019-04-12 | 2019-04-12 | Gear detection and localization hydraulically operated fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209698563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193321A (en) * | 2021-11-29 | 2022-03-18 | 北京精密机电控制设备研究所 | Hydraulic expansion mandrel |
-
2019
- 2019-04-12 CN CN201920489852.XU patent/CN209698563U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193321A (en) * | 2021-11-29 | 2022-03-18 | 北京精密机电控制设备研究所 | Hydraulic expansion mandrel |
| CN114193321B (en) * | 2021-11-29 | 2023-02-28 | 北京精密机电控制设备研究所 | Hydraulic expansion mandrel |
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