CN208496443U - One kind being applied to bore turning pitch circle fixture - Google Patents
One kind being applied to bore turning pitch circle fixture Download PDFInfo
- Publication number
- CN208496443U CN208496443U CN201821018912.1U CN201821018912U CN208496443U CN 208496443 U CN208496443 U CN 208496443U CN 201821018912 U CN201821018912 U CN 201821018912U CN 208496443 U CN208496443 U CN 208496443U
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- China
- Prior art keywords
- gear
- pull rod
- elastic jacket
- pitch circle
- conical surface
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Abstract
The utility model discloses one kind to be applied to bore turning pitch circle fixture comprising clamp body and pull rod；Described clamp body one end is equipped with pull rod chamber, and it is intracavitary that the pull rod is placed in pull rod, and the clamp body other end is equipped with gear positioning chamber, and the inner sidewall of the gear positioning chamber is that the conical surface is arranged；The pitch-line chuck further includes elastic jacket, and the elastic jacket lateral wall is arranged in the conical surface, and the conical surface gradient of the elastic jacket is adapted with the conical surface gradient of gear positioning chamber inner sidewall；The pull rod is fixedly connected by bolt with elastic jacket.It should be applied to bore turning pitch circle fixture, structure is simple, at low cost；It ensure that the precision of Gear Processing, Gear Processing quality are stablized, meet design of gears requirement；Realize clamping, release movement；By hydraulic-driven, design difficulty is reduced；It can be applicable in the product processing of different gear parameters, have and promote the use value well.
Description
Technical field
The utility model relates to engineering goods Gear Processing Fixture Design fields, are specifically related to a kind of be applied in gear
Hole turning pitch circle fixture.
Background technique
With the development of automobile market, price competition is further fierce.At new product development initial stage, low-cost high-quality seems
It is particularly important.Wherein, gear product is the important foundation part of mechanized equipment, most complete set of machines in automotive field
Primary drive component be all gear drive；Then for the demand of gear, amount is big and requires to be increasingly stringenter.
As shown in Figure 1, being a reverse gear gear product being applied in 6 grades of economical speed changers, it is required that gear shaft
It must be pressed into bushing in hole, then bushing inner hole is finished again, to guarantee bushing internal via shape precision and surface roughness.
The lagging material is Allen's metal (ZQPb25-5GB/T1176)；And the material is soft for copper, the Vehicle Processing work in mechanical processing industry
Skill can effectively guarantee the geometrical precision and surface roughness of part using relatively broad.
Existing gear product structure and Production Line Configured, equipment alternative are extremely restricted, can only be using tradition
Hot backgear face work process numerically controlled lathe.Such traditional numeric-control lathe is mostly scroll chuck clamping workpiece outer circle, hydraulic
The installation way of elastic jacket tensioner inner hole of workpiece is tensed, and realizes hydraulic drive type pitch-line chuck positioning dress in this equipment
Folder, needs to overcome multiple difficult points such as positioning, clamping, release.
For this purpose, a structure of design production is simple for drawback present in traditional processing bore, it is easily operated,
And multiple difficult points such as can overcome positioning, clamping, release, and can solve the problems, such as simultaneously above-mentioned, become current technology people
The innovation design idea of member.
Utility model content
To overcome the shortcomings of existing technologies, the purpose of this utility model is that: a kind of bore vehicle that is applied to is provided and is added
Work pitch-line chuck, the pitch-line chuck is by setting elastic jacket and retainer, it can be achieved that the product of different size gear parameter fills
Position is clamped, has and promotes the use value well；It is slided using between the pull rod chamber and gear positioning chamber of pushing sleeve opposed jaw body
Structure connection, realizes hydraulic-driven, reduces design difficulty；Interior hole is positioned with the flank of tooth, ensure that the accuracy of gear, Gear Processing matter
Amount is stablized.
The utility model solves technical problem and adopts the following technical scheme that
One kind being applied to bore turning pitch circle fixture comprising clamp body and pull rod；Described clamp body one end is set
There is a pull rod chamber, the pull rod is placed in that pull rod is intracavitary, and the clamp body other end is equipped with gear positioning chamber, the inside of the gear positioning chamber
Wall is conical surface setting；The pitch-line chuck further includes elastic jacket, and the elastic jacket lateral wall is arranged in the conical surface, and the elasticity
The conical surface gradient of collet is adapted with the conical surface gradient of gear positioning chamber inner sidewall；The pull rod passes through bolt and elastic clip
Set is fixedly connected.
There is also following technical characteristics for the utility model:
The elastic jacket is drum revolving body, wherein the lateral wall of conical surface setting is set to the open end of elastic jacket, bullet
The other end of property collet is fixedly connected by bolt with pull rod；And processing gear is placed in inside elastic jacket.
Through several circular holes are equipped between the pull rod chamber and gear positioning chamber of the clamp body, runs through in the circular hole and be equipped with
Pushing sleeve, wherein pull rod, pushing sleeve and elastic jacket are fixedly connected sequentially by bolt.
It is equipped with several counter sinks between the pull rod chamber and gear positioning chamber of the clamp body, is also set in the gear positioning chamber
There is locating piece, the locating piece is fixedly installed by screw through counter sink.
The locating piece is cylindrical shape, and several fixed ears are fixedly installed in described locating piece one end annular array, and described fixed
Position part is fixedly installed by screw through counter sink and fixed ear；The corresponding benchmark with processing gear of the other end of the locating piece
End face fitting.
The pitch-line chuck further includes retainer, and the retainer includes retainer plate, several fixed links and several pitch cylinders,
In, the retainer plate is annular shape, and the fixed link annular array is fixed at retainer plate side, and the pitch cylinder is socketed on
Outside fixed link.
The fixed link and the tilt angle of pitch cylinder are identical as the processing helix angle of gear.
The datum end face setting of the retainer plate fitting processing gear of the retainer, and the pitch cylinder is placed in corresponding add
In the tooth socket of work gear.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
1, the pitch-line chuck is tilted by the conical surface that the conical surface gradient and gear that ensure elastic jacket position chamber inner sidewall
Degree is adapted, and is then guaranteed that conical surface circumferencial direction, radial runout of gear ring, machine tool rotary center three are concentric, be ensure that Gear Processing
Precision.
2, pass through setting retainer (including retainer plate, several fixed links and several pitch cylinders), the tooth of positioning process gear
Face；And separately with the end face of locating piece positioning process gear one end, to control processing gear shaft to installation site；Guarantee processing tooth
The precision of wheel meets product design requirement.
3, it is connected using slide construction between the pull rod chamber and gear positioning chamber of pushing sleeve opposed jaw body, realizes hydraulic drive
It is dynamic, elastic jacket is imparted power to, realizes clamping, release movement；Reduce design difficulty.
4, with the interior hole of flank of tooth positioning process gear, Gear Processing precision had both been ensure that, and Gear Processing quality is stablized.
5, by adjusting retainer (including retainer plate, several fixed links and several pitch cylinders), elastic jacket and clamp body
Specification can also realize the product processing of different gear parameters.
It should be applied to bore turning pitch circle fixture, structure is simple, at low cost；It ensure that the precision of Gear Processing,
Gear Processing quality is stablized, and design of gears requirement is met；Realize clamping, release movement；By hydraulic-driven, it is difficult to reduce design
Degree；It can be applicable in the product processing of different gear parameters, have and promote the use value well.
Detailed description of the invention
Fig. 1 is gear product schematic cross-sectional view to be processed.
Fig. 2 is the utility model schematic cross-sectional view.
Fig. 3 is 9 structural schematic diagram of the utility model retainer.
Wherein: 1- clamp body, 11- pull rod chamber, 12- gear positioning chamber, 13- positioning ring, 14- cross aperture of door, 15- circular hole, 16-
Counter sink, 2- pull rod, 21- bar portion, 22- circle push plate, 3- elastic jacket, 31- aperture, 4- bolt, 5- positioning bolt, 6- processing
Gear, 7- pushing sleeve, 8- locating piece, 81- fixed ear, 9- retainer, 91- retainer plate, 92- fixed link, 93- pitch cylinder, 10- spiral shell
Nail.
Specific embodiment
Shown in 3, to the structure feature that should be used for bore turning pitch circle fixture, details are as follows:
One kind being applied to bore turning pitch circle fixture comprising clamp body 1 and pull rod 2；Described 1 one end of clamp body
Equipped with pull rod chamber 11, the pull rod 2 is placed in pull rod chamber 11, and 1 other end of clamp body is equipped with gear positioning chamber 12, and the gear is fixed
The inner sidewall of position chamber 12 is conical surface setting；The pitch-line chuck further includes elastic jacket 3, and 3 lateral wall of elastic jacket is in the conical surface
Setting, and the conical surface gradient of the elastic jacket 3 is adapted with the conical surface gradient of 12 inner sidewall of gear positioning chamber；The drawing
Bar 2 is fixedly connected by bolt 4 with elastic jacket 3.
Wherein, the clamp body 1 is fixed with positioning ring 13, and annular array on the positioning ring 13 in 11 end of pull rod chamber
Be equipped with it is several cross aperture of doors 14.
Should be applied to bore turning pitch circle fixture when in use, first by pull rod 2 and on positioning ring 13
It crosses the compatible positioning bolt 5 (six point cylindrical head bolt M6X30 in such as standard) of aperture of door 14 and clamp body 1 is fixed on numerically controlled lathe
Main shaft on；Then pull rod 2 and elastic jacket 3 are fixed by bolt 4 (six point cylindrical head bolt M10X55 in such as standard) and connected
It connects, then transmits tightening force；The conical surface and 3 lateral wall of elastic jacket of 12 inner sidewall of gear positioning chamber of clamp body 1 can be passed through
Cone match, guarantee conical surface circumferencial direction, radial runout of gear ring and machine tool rotary center it is concentric, thus realize processing post-processing gear
6 qualified purposes.
As a preferred embodiment of the present invention, in conjunction with shown in Fig. 1 to 3；
Wherein, the elastic jacket 3 is drum revolving body, wherein the lateral wall of conical surface setting is set to opening for elastic jacket 3
The other end at mouth end, elastic jacket 3 is fixedly connected by bolt 4 with pull rod 2；And processing gear 6 is placed in inside elastic jacket 3；
It can be realized with the interior hole of flank of tooth positioning process gear 6, both ensure that Gear Processing precision, and Gear Processing quality is stablized.
Several circular holes 15 are equipped with specifically, running through between the pull rod chamber 11 and gear positioning chamber 12 of the clamp body 1, it is described
Through equipped with pushing sleeve 7 in circular hole 15, wherein pull rod 2, pushing sleeve 7 and elastic jacket 3 are fixedly connected sequentially by bolt 4.It can lead to
It crosses bolt 4 (six point cylindrical head bolt M10X55 in such as standard) pull rod 2, pushing sleeve 7 and elastic jacket 3 are fixedly connected sequentially；Its
In, it can be slided with respect to the circular hole 15 between pull rod chamber 11 and gear positioning chamber 12 on the outside of the pushing sleeve 7；Then tension can be transmitted
Power increases tensile strength, realizes hydraulic-driven.
Specifically, the pull rod 2 is in T shape, and the pull rod 2 includes bar portion 21 and round push plate 22, the bar portion 21
It is vertically fixed on the center line of round push plate 22, the bolt 4 passes sequentially through round push plate 22, pushing sleeve 7 and elastic jacket 3
Fixed setting.
Wherein, several counter sinks 16, the gear are equipped between the pull rod chamber 11 and gear positioning chamber 12 of the clamp body 1
Locating piece 8 is additionally provided in positioning chamber 12, the locating piece 8 is fixedly installed by screw 8 through counter sink 16.So as to position
The end face of 8 positioning process gear of part, 6 one end, the control processing axially mounted position of gear 6, so that processing gear 6 begins in the axial direction
It is in a fixed position eventually, that is, can guarantee that the precision of processing gear 6 meets product design requirement.
Specifically, the locating piece 8 is cylindrical shape, and the locating piece 8 is arranged through elastic jacket 3；Wherein, described fixed
Several fixed ears 81 are fixedly installed in position 8 one end annular array of part, and the locating piece 8 (such as uses specification by screw 10
M6X20 it) is fixedly installed through counter sink 16 and fixed ear 81；The corresponding benchmark with processing gear 6 of the other end of the locating piece 8
End face fitting.Wherein, an end face of the elastic jacket 3 sets aperture 31 along axial direction, the diameter of aperture 31 on elastic jacket 3
Equal to the outer diameter of locating piece 8；Ensure aperture 31 on elastic jacket 3 can relative positioning part 8 outer Slideslip, then realize
Clamping, release movement to processing gear 6.
Further, which further includes retainer 9, and the retainer 9 includes retainer plate 91, several fixed links 92
With several pitch cylinders 93, wherein the retainer plate 91 is annular shape, and 92 annular array of fixed link is fixed at retainer plate
91 sides, the pitch cylinder 93 are socketed on outside fixed link 92.Retainer 9 (including retainer plate 91, several fixed links can be passed through
92 and several pitch cylinders 93) realize with the interior hole of flank of tooth positioning process gear 6, both ensure that Gear Processing precision, and gear
Processing quality is stablized.
Specifically, the fixed link 92 and the tilt angle of pitch cylinder 93 are identical as the processing helix angle of gear 6；Its
In, the fixed link 92 material production good using suppleness then can be according to the helix angle of processing gear 6, and adjustment is solid
The tilt angle of fixed pole 92 then reaches the tilt angle for adjusting pitch cylinder 93, it is ensured that the gradient and processing tooth of pitch cylinder 93
The helix angle of wheel 6 is adapted, and to reach the processing gear 6 that the pitch-line chuck is applicable in different helical angles, difference may be implemented
The product of gear parameter is processed, and is had and is promoted the use value well.
Specifically, the datum end face setting of the fitting processing gear 6 of retainer plate 91 of the retainer 9, and the pitch cylinder
93 are placed in the tooth socket of corresponding processing gear 6.
It should be applied to bore turning pitch circle fixture when in use, it is first that the pitch cylinder 93 of retainer 9 is corresponding slotting
Enter to process to make in the tooth socket of gear 6 retainer plate 91 of retainer 9 to fit with the datum end face for processing gear 6；It then will processing
Gear 6 is packed into the inside of elastic jacket 3, and the datum end face for processing gear 6 is made to be in contact with the corresponding end of locating piece 8.Press number
Lathe hydraulic mechanism start button is controlled, drives elastic jacket 3 to act by pull rod 2, makes the conical surface gradient and tooth of elastic jacket 3
The conical surface gradient of wheel 12 inner sidewall of positioning chamber is adapted, and is processed gear 6 at this time and is clamped；Start lathe in machining program,
Start interior hole machined；After process finishing, the hydraulic stop button of numerically controlled lathe is pressed, at this time elastic jacket 3 and gear positioning chamber
12 are separated, and processing gear 6 is released；Processing gear 6 and retainer 9 is then removed, finally by retainer 9 from processing gear 6
Upper dismounting is removed, and the complete operation of bore Vehicle Processing can be completed.
The utility model provides one kind and is applied to bore turning pitch circle fixture, which ensure that the essence of Gear Processing
Degree, Gear Processing quality are stablized, and design of gears requirement is met；Realize clamping, release movement；By hydraulic-driven, design is reduced
Difficulty；And the pitch-line chuck structure is simple, at low cost；The product processing that different gear parameters may be implemented, has and pushes away well
Wide applying value.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. one kind is applied to bore turning pitch circle fixture comprising clamp body and pull rod；It is characterized by: the fixture
Body one end is equipped with pull rod chamber, and it is intracavitary that the pull rod is placed in pull rod, and the clamp body other end is equipped with gear positioning chamber, the gear positioning
The inner sidewall of chamber is conical surface setting；The pitch-line chuck further includes elastic jacket, and the elastic jacket lateral wall is arranged in the conical surface, and
The conical surface gradient of the elastic jacket is adapted with the conical surface gradient of gear positioning chamber inner sidewall；The pull rod passes through bolt
It is fixedly connected with elastic jacket.
2. according to claim 1 a kind of applied to bore turning pitch circle fixture, it is characterised in that: the elasticity
Collet is drum revolving body, wherein the lateral wall of conical surface setting is set to the open end of elastic jacket, and the other end of elastic jacket is logical
Bolt is crossed to be fixedly connected with pull rod；And processing gear is placed in inside elastic jacket.
3. according to claim 2 a kind of applied to bore turning pitch circle fixture, it is characterised in that: the fixture
Through several circular holes are equipped between the pull rod chamber and gear positioning chamber of body, runs through in the circular hole and be equipped with pushing sleeve, wherein pull rod,
Pushing sleeve and elastic jacket are fixedly connected sequentially by bolt.
4. according to claim 1 a kind of applied to bore turning pitch circle fixture, it is characterised in that: the fixture
It is equipped with several counter sinks between the pull rod chamber and gear positioning chamber of body, is additionally provided with locating piece in the gear positioning chamber, it is described fixed
Position part is fixedly installed by screw through counter sink.
5. according to claim 4 a kind of applied to bore turning pitch circle fixture, it is characterised in that: the positioning
Part is cylindrical shape, and several fixed ears are fixedly installed in described locating piece one end annular array, and the locating piece is run through by screw
Counter sink and fixed ear fixed setting；The corresponding datum end face with processing gear of the other end of the locating piece is bonded.
6. according to claim 1 a kind of applied to bore turning pitch circle fixture, it is characterised in that: pitch circle folder
Tool further includes retainer, and the retainer includes retainer plate, several fixed links and several pitch cylinders, wherein the retainer plate is
Annular shape, the fixed link annular array are fixed at retainer plate side, and the pitch cylinder is socketed on outside fixed link.
7. according to claim 6 a kind of applied to bore turning pitch circle fixture, it is characterised in that: the fixation
The tilt angle of bar and pitch cylinder is identical as the processing helix angle of gear.
8. according to claim 6 a kind of applied to bore turning pitch circle fixture, it is characterised in that: the holding
The datum end face setting of the retainer plate fitting processing gear of frame, and the pitch cylinder is placed in the tooth socket of corresponding processing gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821018912.1U CN208496443U (en) | 2018-06-29 | 2018-06-29 | One kind being applied to bore turning pitch circle fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821018912.1U CN208496443U (en) | 2018-06-29 | 2018-06-29 | One kind being applied to bore turning pitch circle fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208496443U true CN208496443U (en) | 2019-02-15 |
Family
ID=65282004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821018912.1U Expired - Fee Related CN208496443U (en) | 2018-06-29 | 2018-06-29 | One kind being applied to bore turning pitch circle fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208496443U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182952A (en) * | 2021-05-29 | 2021-07-30 | 温岭市明华齿轮有限公司 | Centering non-deformable grinding hole pitch circle clamp |
| CN113483647A (en) * | 2021-07-28 | 2021-10-08 | 太原重工股份有限公司 | Gear tooth part detection device |
| CN114012467A (en) * | 2022-01-06 | 2022-02-08 | 宁波旭升汽车技术股份有限公司 | A anchor clamps for processing new energy automobile motor housing inner wall |
| CN114406365A (en) * | 2021-12-28 | 2022-04-29 | 浙江驰阳精密工具有限公司 | Gear turning clamp |
-
2018
- 2018-06-29 CN CN201821018912.1U patent/CN208496443U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182952A (en) * | 2021-05-29 | 2021-07-30 | 温岭市明华齿轮有限公司 | Centering non-deformable grinding hole pitch circle clamp |
| CN113483647A (en) * | 2021-07-28 | 2021-10-08 | 太原重工股份有限公司 | Gear tooth part detection device |
| CN114406365A (en) * | 2021-12-28 | 2022-04-29 | 浙江驰阳精密工具有限公司 | Gear turning clamp |
| CN114012467A (en) * | 2022-01-06 | 2022-02-08 | 宁波旭升汽车技术股份有限公司 | A anchor clamps for processing new energy automobile motor housing inner wall |
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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: 20190215 |