CN207864587U - A kind of worm gear case pivoted housing double bond structure - Google Patents
A kind of worm gear case pivoted housing double bond structure Download PDFInfo
- Publication number
- CN207864587U CN207864587U CN201820058450.XU CN201820058450U CN207864587U CN 207864587 U CN207864587 U CN 207864587U CN 201820058450 U CN201820058450 U CN 201820058450U CN 207864587 U CN207864587 U CN 207864587U
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- Prior art keywords
- rotary sleeve
- worm gear
- gear case
- keyway
- interior
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- 210000003746 feather Anatomy 0.000 claims abstract description 46
- 241000237858 Gastropoda Species 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses a kind of worm gear case pivoted housing double bond structures in NC turret punch machine field, including worm gear case, worm gear case is internally provided with the worm gear worked in coordination and worm screw, interior rotary sleeve is provided in worm gear case, worm gear is mounted on interior rotary sleeve, and the upper end of the axis perpendicular of interior rotary sleeve and worm screw, interior rotary sleeve is set with outer rotary sleeve, it is fixedly connected through two feather keys between outer rotary sleeve and interior rotary sleeve, two feather keys are symmetrically distributed in the left and right sides of interior rotary sleeve.The left and right sides of interior rotary sleeve offers axial keyway one and axial keyway two respectively, inserted with feather key one in keyway one, feather key one is mutually fixed by screw with fixed pin, inserted with feather key two in keyway two, the left and right sides of the outer rotary sleeve corresponds to fixed pin and feather key two offers keyway, and fixed pin and feather key two are inserted into respectively in corresponding keyway.The utility model can improve the cooperation precision of outer rotary sleeve and interior rotary sleeve, reduce its backlass, ensure synchronous rotary.
Description
Technical field
The utility model belongs to NC turret punch machine field, more particularly to a kind of worm gear case pivoted housing double bond structure.
Background technology
In the prior art, rotation work position of numerical control turret punching machine is an important component of lathe, the punch-pin of rotary work station, recessed
Mould can rotate to any desired angle, shorten the punching press time, reduce the type of mold, and can process complex-shaped
Plate.The coaxial precision that NC turret punch machine is rotated up and down station is most important to normally playing a role for rotary work station, on
The coaxial precision of lower rotary work station is bad to be easy to cause plank generation and connects tool marks, and is be easy to cause and gnawed mould.Worm gear case precision is shadow
The key factor of rotary work station coaxial precision up and down is rung, in the prior art, the cooperation essence of interior rotary sleeve and outer pivoted housing in worm gear case
Spend low, backlass is big, and interior rotary sleeve cannot be rotated synchronously with outer pivoted housing, is easy to gnaw mould.
Utility model content
The purpose of this utility model is to provide a kind of worm gear case pivoted housing double bond structure, can improve outer rotary sleeve and interior rotation
The cooperation precision of set reduces its backlass, ensures synchronous rotary.
What the purpose of this utility model was realized in：A kind of worm gear case pivoted housing double bond structure, including worm gear case, worm gear case
It is internally provided with the worm gear worked in coordination and worm screw, interior rotary sleeve is provided in the worm gear case, the worm gear is mounted on inward turning
On pivoted housing, the upper end of the axis perpendicular of interior rotary sleeve and worm screw, interior rotary sleeve is set with outer rotary sleeve, outer rotary sleeve and inward turning
It is fixedly connected through two feather keys between pivoted housing, two feather keys are symmetrically distributed in the left and right sides of interior rotary sleeve.
When utility model works, driving motor drives worm screw rotation, worm screw that worm gear is driven to rotate, rotation in worm gear drive
Set rotation, under the action of two feather keys, interior rotary sleeve and outer rotary sleeve rotate synchronously.Compared with prior art, this practicality
Novel advantageous effect is：Interior rotary sleeve and outer rotary sleeve realize fixed connect by the feather key of two symmetrical distributions
It connects, improves the cooperation precision of outer rotary sleeve and interior rotary sleeve, reduce backlass, ensure that outer rotary sleeve and interior rotary sleeve are same
Step rotation.
The left and right sides of the interior rotary sleeve offers axial keyway one respectively as a further improvement of the utility model,
With axial keyway two, keyway one is interior inserted with feather key one, and feather key one is mutually fixed by screw with fixed pin, two interpolation of keyway
Enter to have feather key two, the left and right sides of the outer rotary sleeve corresponds to fixed pin and feather key two offers keyway, fixed pin and
Feather key two is inserted into respectively in corresponding keyway.Interior rotary sleeve drives outer rotary sleeve to rotate by fixed pin and feather key two, it is ensured that
Outer rotary sleeve is rotated synchronously with interior rotary sleeve, improves cooperation precision.
As the preferred of the utility model, opened up on the fixed pin and feather key one there are two bolt hole, fixed pin
It is fixedly connected by two screws with feather key one.
The periphery of the outer rotary sleeve is provided with ring-swing holder as a further improvement of the utility model, annular
Spaced between swinging mounting and outer rotary sleeve, the side of ring-swing holder is mutually cut with scissors through the piston rod of oscillating bearing and cylinder
It connects, the other side of ring-swing holder is hinged through oscillating bearing with the supporting rack being fixed on worm gear case；Outside outer rotary sleeve
It offers annular rollers slot week, is symmetrically installed there are two idler wheel by roller housing on the inside of ring-swing holder, two idler wheels are distinguished
It is caught in the corresponding position of roller groove.When cylinder operation, piston rod drives oscillating bearing of the ring-swing holder on supporting rack
Artis swing up and down, ring-swing holder drives outer rotary sleeve to move up and down by idler wheel, and idler wheel makes outer rotary sleeve several
Not by the power of horizontal direction.
As the preferred of the utility model, the idler wheel and oscillating bearing are circumferentially staggered 90 ° along ring-swing holder and are distributed,
The axis perpendicular of roller shaft and outer rotary sleeve.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the partial structural diagram of the utility model.
Fig. 3 is the structural schematic diagram of fixed pin and feather key one.
Fig. 4 is the structural schematic diagram of feather key two.
Fig. 5 is the sectional view along AA of Fig. 1.
Fig. 6 is the enlarged drawing at B in Fig. 5.
Wherein, 1 worm gear case, 2 worm gears, 3 worm screws, rotary sleeve in 4,5 outer rotary sleeves, 6 keyways one, 7 keyways two, 8 feather keys
One, 9 screws, 10 fixed pins, 11 feather keys two, 12 ring-swing holders, 13 cylinders, 14 oscillating bearings, 15 supporting racks, 16 rollings
Race, 17 roller housings, 18 idler wheels.
Specific implementation mode
As shown in figures 1 to 6, it is a kind of worm gear case pivoted housing double bond structure, including worm gear case 1, worm gear case 1 are internally provided with mutually
Matched worm gear 2 and worm screw 3 are provided with interior rotary sleeve 4 in worm gear case 1, and worm gear 2 is mounted on interior rotary sleeve 4, interior rotary sleeve
4 with the axis perpendicular of worm screw 3, the upper end of interior rotary sleeve 4 is set with outer rotary sleeve 5, between outer rotary sleeve 5 and interior rotary sleeve 4
It is fixedly connected through two feather keys, two feather keys are symmetrically distributed in the left and right sides of interior rotary sleeve 4.The left and right of interior rotary sleeve 4
Both sides offer axial keyway 1 and axial keyway 27 respectively, and keyway 1 is interior inserted with feather key 1, and feather key 1 passes through
Screw 9 is fixed with 10 phase of fixed pin, and inserted with feather key 2 11 in keyway 27, the left and right sides of outer rotary sleeve 5 corresponds to fixed pin
10 and feather key 2 11 offer keyway, fixed pin 10 and feather key 2 11 are inserted into respectively in corresponding keyway.10 He of fixed pin
It opens up on feather key 1 and is fixedly connected by two screws there are two bolt hole, fixed pin 10 and feather key 1.Outer rotation
The periphery of set 5 is provided with ring-swing holder 12, spaced between ring-swing holder 12 and outer rotary sleeve 5, ring-swing
The side of holder 12 is hinged through oscillating bearing 14 and the piston rod of cylinder 13, and the other side of ring-swing holder 12 is through joint shaft
14 are held to be hinged with the supporting rack 15 being fixed on worm gear case 1；The periphery of outer rotary sleeve 5 offers annular rollers slot 16, annular
12 inside of swinging mounting is symmetrically installed by roller housing 17 there are two idler wheel 18, and two idler wheels 18 are respectively clamped into the phase of roller groove 16
Answer position.Idler wheel 18 and oscillating bearing 14 are distributed along circumferential be staggered 90 ° of ring-swing holder 12, roller shaft and outer rotary sleeve 5
Axis perpendicular.
It is preferential that feather key 2 11 is installed when two feather keys are installed, make it can be in the keyway 27 of interior rotary sleeve 4 up and down
It is free to slide, and be fitted close with outer rotary sleeve 5；Then feather key 1 is installed, make it can be in the keyway 1 of interior rotary sleeve 4
It freely up and down slides, then installation fixed pin 10 is fitted close with outer rotary sleeve 5, finally with screw connection feather key 1 and admittedly
Rationed marketing 10.
When work, driving motor drives worm screw 3 to rotate, and worm screw 3 drives worm gear 2 to rotate, and worm gear 2 drives 4 turns of interior rotary sleeve
Dynamic, interior rotary sleeve 4 drives outer rotary sleeve 5 to rotate by fixed pin 10 and feather key 2 11, and interior rotary sleeve 4 and outer rotary sleeve 5 are real
Now rotate synchronously；Cylinder 13 works, and piston rod drives the pass of oscillating bearing 14 of the ring-swing holder 12 on supporting rack 15
Node is swung up and down, and ring-swing holder 12 drives outer rotary sleeve 5 to move up and down by idler wheel 18.The advantages of this structure, is：
Interior rotary sleeve 4 and outer rotary sleeve 5 are achieved a fixed connection by the feather key of two symmetrical distributions, improve outer rotary sleeve 5
With the cooperation precision of interior rotary sleeve 4, reduce backlass, ensures that outer rotary sleeve 5 is rotated synchronously with interior rotary sleeve 4.
The utility model is not limited to above-described embodiment, on the basis of technical solution disclosed by the utility model, this
For the technical staff in field according to disclosed technology contents, not needing performing creative labour can be special to some of which technology
Sign makes some and replaces and deform, these are replaced and deformation is within the protection scope of the present utility model.
Claims (5)
1. a kind of worm gear case pivoted housing double bond structure, including worm gear case, worm gear case are internally provided with the worm gear worked in coordination and worm screw,
It is characterized in that, being provided with interior rotary sleeve in the worm gear case, the worm gear is mounted on interior rotary sleeve, interior rotary sleeve and worm screw
Axis perpendicular, the upper end of interior rotary sleeve is set with outer rotary sleeve, through two feather keys between outer rotary sleeve and interior rotary sleeve
It is fixedly connected, two feather keys are symmetrically distributed in the left and right sides of interior rotary sleeve.
2. a kind of worm gear case pivoted housing double bond structure according to claim 1, which is characterized in that the left and right of the interior rotary sleeve
Both sides offer axial keyway one and axial keyway two respectively, and keyway one is interior inserted with feather key one, and feather key one passes through screw
It is mutually fixed with fixed pin, inserted with feather key two in keyway two, the left and right sides of the outer rotary sleeve corresponds to fixed pin and guiding
Key two offers keyway, and fixed pin and feather key two are inserted into respectively in corresponding keyway.
3. a kind of worm gear case pivoted housing double bond structure according to claim 2, which is characterized in that the fixed pin and feather key
It opens up on one and is fixedly connected by two screws there are two bolt hole, fixed pin and feather key one.
4. a kind of worm gear case pivoted housing double bond structure according to claim 1-3 any one, which is characterized in that the outward turning
The periphery of pivoted housing is provided with ring-swing holder, spaced between ring-swing holder and outer rotary sleeve, ring-swing holder
Piston rod of the side through oscillating bearing and cylinder be hinged, the other side of ring-swing holder is through oscillating bearing and is fixed on snail
Supporting rack on roller box is hinged；The periphery of outer rotary sleeve offers annular rollers slot, passes through idler wheel on the inside of ring-swing holder
Set is symmetrically installed there are two idler wheel, and two idler wheels are respectively clamped into the corresponding position of roller groove.
5. a kind of worm gear case pivoted housing double bond structure according to claim 4, which is characterized in that the idler wheel and oscillating bearing
It is circumferentially staggered 90 ° and is distributed along ring-swing holder, the axis perpendicular of roller shaft and outer rotary sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058450.XU CN207864587U (en) | 2018-01-15 | 2018-01-15 | A kind of worm gear case pivoted housing double bond structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058450.XU CN207864587U (en) | 2018-01-15 | 2018-01-15 | A kind of worm gear case pivoted housing double bond structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207864587U true CN207864587U (en) | 2018-09-14 |
Family
ID=63461703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820058450.XU Expired - Fee Related CN207864587U (en) | 2018-01-15 | 2018-01-15 | A kind of worm gear case pivoted housing double bond structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207864587U (en) |
-
2018
- 2018-01-15 CN CN201820058450.XU patent/CN207864587U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 |