CN209095043U - A kind of pitch circle fixture positioning tool - Google Patents
A kind of pitch circle fixture positioning tool Download PDFInfo
- Publication number
- CN209095043U CN209095043U CN201821999621.5U CN201821999621U CN209095043U CN 209095043 U CN209095043 U CN 209095043U CN 201821999621 U CN201821999621 U CN 201821999621U CN 209095043 U CN209095043 U CN 209095043U
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- CN
- China
- Prior art keywords
- clamp body
- gear workpieces
- pitch circle
- positioning tool
- gear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a kind of pitch circle fixture positioning tool, including clamp body；The clamp body upper end offers gear workpieces mounting groove；The clamp body is equipped with the positioning disk of gear workpieces end face in gear workpieces mounting groove lower end；The clamp body is surrounded by multiple voussoirs gear workpieces mounting groove；The clamp body is equipped with retainer on gear workpieces mounting groove top, retainer includes the platen being pressed on gear workpieces, platen lower end is equipped with roll structure in the corresponding position of voussoir, and roll structure includes the ball being engaged with two flank of tooth of gear workpieces pitch circle and voussoir end face；The retainer upper end is equipped with multiple elastic compaction mechanisms being fixed on clamp body.The utility model is able to achieve depth pump for liquid salts under variable liquid and tests.The utility model meets the required precision of gear first；Then it improves work efficiency, be suitble to produce in enormous quantities；Finally the tooling is convenient to mount and dismount simply, easy-to-understand.
Description
Technical field
The utility model relates to gear machining technology fields, more particularly to a kind of pitch circle fixture positioning tool.
Background technique
Gear refers to the mechanical organ for having gear continuously to engage passing movement and power on wheel rim.Gear answering in transmission
With very early there have been.At the end of the 19th century, the principle of cutting method and the phase of special purpose machine tool and cutter using this principle cutting are transformed into
After appearance, with the development of production, the stationarity of gear operation is taken seriously.
Bore processing is one of the important indicator of required precision in Gear Processing.Now cogged interior hole machined is all
Top circle car hole or mill inner hole are clamped with scroll chuck, but is to ensure that the round circular runout with inner hole of gear compound graduation is qualified
Extremely difficult, especially odd number gear is more difficult, if reprocessing inner hole with the concentricity of dial gauge centering gear, processes in this way
Efficiency is very low, high labor cost, is not suitable for producing in enormous quantities.
Utility model content
The utility model is intended to provide a kind of pitch circle fixture positioning tool, so as to solve the deficiencies in the prior art.
The technical solution adopted in the utility model are as follows: a kind of pitch circle fixture positioning tool, which is characterized in that including folder
Specifically；The clamp body upper end offers gear workpieces mounting groove；The clamp body is equipped with tooth in gear workpieces mounting groove lower end
Take turns the positioning disk of workpiece end face；The clamp body is surrounded by multiple voussoirs gear workpieces mounting groove；The clamp body exists
Gear workpieces mounting groove top is equipped with retainer, and retainer includes the platen being pressed on gear workpieces, and platen lower end is in voussoir
Corresponding position is equipped with roll structure, and roll structure includes the rolling being engaged with two flank of tooth of gear workpieces pitch circle and voussoir end face
Pearl；The retainer upper end is equipped with multiple elastic compaction mechanisms being fixed on clamp body.
According to pitch circle fixture positioning tool described in the utility model, the gear workpieces mounting groove of the clamp body is
It is cylindric；The clamp body offers through-hole in the middle part of gear workpieces mounting groove lower end.
According to pitch circle fixture positioning tool described in the utility model, the positioning disk includes fixed with clamp body
Hollow base, hollow base upper end are equipped with the circular orientation block being engaged with gear workpieces lower end surface.
According to pitch circle fixture positioning tool described in the utility model, the multiple voussoir is three, and along gear
Workpiece installation slot center is uniformly arranged.
According to pitch circle fixture positioning tool described in the utility model, the voussoir is close to the end face edge of gear workpieces
The circumferencial direction of gear workpieces is in inclined-plane.
According to pitch circle fixture positioning tool described in the utility model, the roll structure includes being arranged under platen
The hollow cylinder at end, in voussoir corresponding position, more than one ball hole, ball hole are interior big outer small cone to hollow cylinder from top to bottom
Shape hole, ball are located in bellmouth, and the fixinig plate of fixed ball is equipped on the inside of hollow cylinder；Fixinig plate two sides ball surface with
The cooperation of two face of gear workpieces pitch circle, the ball surface for stretching out hollow cylinder is engaged with voussoir.
According to pitch circle fixture positioning tool described in the utility model, the aperture of the bellmouth is directly less than ball
Diameter.
According to pitch circle fixture positioning tool described in the utility model, the ball is steel ball.
According to pitch circle fixture positioning tool described in the utility model, the elastic compaction mechanism includes being fixed on folder
The briquetting of specific upper end, briquetting offer up big and down small ladder hole above gear workpieces mounting groove, ladder hole it is big
Spring is equipped in hole, ladder hole is equipped with the gag lever post being threadedly coupled with it in the upper end of spring, and ladder hole is under spring
End is equipped with installation guide pad, and installation guide pad lower end is equipped with the compression bar being engaged with the aperture of ladder hole, and compression bar lower end is stretched
Ladder hole out.
According to pitch circle fixture positioning tool described in the utility model, the positioning disk and clamp body are solid by screw
Fixed connection, voussoir are fixedly connected with clamp body by screw, and elastic compaction mechanism is fixedly connected with clamp body by screw.
According to pitch circle fixture positioning tool described in the utility model, the platen upper surface open up there are three inclination
Guide groove, and three oriented slots are uniformly distributed along platen, are convenient for retainer being mounted on elastic pressure by oriented slot
Locking structure lower end, even if compression bar slides into platen upper end along oriented slot, to be compressed downwards to retainer.
The beneficial effects of the utility model are:
The utility model is fixed on the positioning by the pitch circle of end face and gear workpieces to gear workpieces, is guaranteed in gear
The bounce of hole and reference circle and the bounce of both ends of the surface.The utility model meets the required precision of gear first；Then it improves
Work efficiency is suitble to produce in enormous quantities；Finally the tooling is convenient to mount and dismount simply, easy-to-understand.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pitch circle fixture positioning tool provided by the embodiment of the utility model；
Fig. 2 is to maintain the structural schematic diagram of frame；
Fig. 3 is the structural schematic diagram of clamp body；
Fig. 4 is the structural schematic diagram of positioning disk；
Fig. 5 is the structural schematic diagram of elastic compaction mechanism；
Fig. 6 is the distribution schematic diagram of three voussoirs；
Fig. 7 is structural schematic diagram of the voussoir close to the end face of gear workpieces for inclined-plane；
Fig. 8 is that the voussoir after voussoir is obliquely installed shows close to the end face of gear workpieces in the structure on inclined-plane
It is intended to.
In figure, 1- clamp body, 2- positioning disk, 3- voussoir, 4- retainer, 5- gear workpieces, 6- elastic compaction mechanism, 11-
Through-hole, 12- gear workpieces mounting groove, 21- hollow base, 22- circular orientation block, 41- platen, 42- hollow cylinder, 43- ball,
44- fixinig plate, 45- oriented slot, 61- briquetting, 62- gag lever post, 63- spring, 64- installation guide pad, 65- compression bar and 31-
Voussoir is close to the end face of gear workpieces.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing, to this reality
With novel further description.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than complete
The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, is fallen within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation or be constructed and operated in a specific orientation, therefore it should not be understood as limiting the present invention.In addition, term
" first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；Of course, can also be mechanical connection, it is also possible to be electrically connected；In addition, it can also be and be connected directly, be also possible to
Indirectly connected through an intermediary, or it can be connection inside two elements.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
Embodiment 1
As shown in figures 1-8, the utility model provides a kind of pitch circle fixture positioning tool, including clamp body 1；It is described
1 upper end of clamp body offers gear workpieces mounting groove 12；The clamp body 1 is equipped with gear work in 12 lower end of gear workpieces mounting groove
The positioning disk 2 of 5 end face of part；The clamp body 1 is surrounded by multiple voussoirs 3 gear workpieces mounting groove 12；The clamp body 1
Retainer 4 is equipped on 12 top of gear workpieces mounting groove, and retainer 4 includes the platen 41 that is pressed on gear workpieces 5, under platen 41
It holds and is equipped with roll structure in the corresponding position of voussoir 3, roll structure includes two flank of tooth of pitch circle and voussoir 3 with gear workpieces 5
The ball 43 that end face is engaged；4 upper end of retainer is equipped with multiple elastic compaction mechanisms 6 being fixed on clamp body 1.
According to pitch circle fixture positioning tool described in the utility model, the gear workpieces mounting groove of the clamp body 1
12 be cylindric；The clamp body 1 offers through-hole 11 in the middle part of 12 lower end of gear workpieces mounting groove, processes convenient for bore
When, scrap is discharged from clamp body.
According to pitch circle fixture positioning tool described in the utility model, the positioning disk 2 includes fixed with clamp body 1
Hollow base 21,21 upper end of hollow base is equipped with the circular orientation block 22 that is engaged with 5 lower end surface of gear workpieces；The sky
Heart pedestal 21 is overlapped with 22 center of circular orientation block, and hollow base 21 and circular orientation block 22 are integrally formed, fixed by annular
Position block 22 positions 5 end face of gear workpieces, to guarantee the machining accuracy of gear workpieces 5.
According to pitch circle fixture positioning tool described in the utility model, the multiple voussoir 3 is three, and along gear
12 center of workpiece installation slot is uniformly arranged；Circumferencial direction of the voussoir close to the end face of gear workpieces 31 along gear workpieces 5 be in
Inclined-plane；The angle on the inclined-plane is 0-10 °, it is preferred that the angle on inclined-plane is 5 °；In order to make end face of the voussoir close to gear workpieces
31 along the circumferencial directions of gear workpieces 5 be in inclined-plane, and a kind of method is that voussoir is processed into inclination close to the end face of gear workpieces 31
Face (as shown in Figure 7), another method are that a supporting block will be padded between voussoir 3 and clamp body 1, make the voussoir 3 be in clamp body 1
It is obliquely installed, to realize voussoir close to the end face of gear workpieces 31 in inclined-plane.
According to pitch circle fixture positioning tool described in the utility model, the roll structure includes being arranged in platen 41
The hollow cylinder 42 of lower end, hollow cylinder 42 is located at the outside of 41 lower end of platen, and after installation, hollow cylinder 42 protrudes into the outer of gear workpieces 5
Between disc and voussoir 3；In 3 corresponding position of voussoir, more than one ball hole, ball hole are the hollow cylinder 42 from top to bottom
Interior big outer small bellmouth, ball 43 are located in bellmouth, and the fixinig plate 44 of fixed ball 43 is equipped on the inside of hollow cylinder 42；Solid
The surface of the ball 43 of 44 two sides of stator and two face of pitch circle of gear workpieces 5 cooperate, and stretch out the ball 43 of hollow cylinder 42
Surface be engaged with voussoir 3；The aperture of the bellmouth is directly less than the diameter of ball 43；The ball hole is 2；Institute
Stating ball 43 is steel ball.After the installation of this tooling, in the surface of the ball 43 of 44 two sides of fixinig plate and two tooth of pitch circle of gear workpieces 5
Face contact cooperation, the surface for stretching out the ball 43 of hollow cylinder 42 are engaged with voussoir 3.
According to pitch circle fixture positioning tool described in the utility model, the elastic compaction mechanism 6 includes being fixed on
The briquetting 61 of 1 upper end of clamp body, briquetting 61 offer up big and down small ladder hole, ladder above gear workpieces mounting groove 12
Spring 63 is equipped in the macropore of through-hole, ladder hole is equipped with the gag lever post 62 being threadedly coupled with it, ladder in the upper end of spring 63
Through-hole is equipped with installation guide pad 64 in the lower end of spring 63, and installation 64 lower end of guide pad, which is equipped with to contact with the aperture of ladder hole, matches
Ladder hole is stretched out in the compression bar 65 of conjunction, 65 lower end of compression bar.
According to pitch circle fixture positioning tool described in the utility model, the positioning disk 2 passes through screw with clamp body 1
It is fixedly connected, voussoir 3 is fixedly connected with clamp body 1 by screw, and elastic compaction mechanism 6 and clamp body 1 connect by the way that screw is fixed
It connects.
According to pitch circle fixture positioning tool described in the utility model, 41 upper surface of platen is opened up there are three inclining
Oblique guide groove 45, and three oriented slots 45 are uniformly distributed along platen 41, are convenient for pacifying retainer 4 by oriented slot 45
Mounted in 6 lower end of elastic compaction mechanism, even if compression bar 65 slides into 41 upper end of platen along oriented slot 45, thus to retainer 4 into
Row compresses downwards.
After the installation of this tooling, 5 lower end of gear workpieces carries out contact positioning by positioning disk 2, and 5 upper end of gear workpieces passes through pressure
Disk 41 is compressed, while being cooperated in two face of pitch circle of the surface of the ball 43 of 44 two sides of fixinig plate and gear workpieces 5,
The surface of ball 43 for stretching out hollow cylinder 42 is engaged with voussoir 3, due to voussoir 3 close to the end face of gear workpieces 5 along gear
The circumferencial direction of workpiece 5 is in inclined-plane, and machining tool is rotated forward in processing, can give Cutting Force of the gear workpieces 5 along forward rotation direction, vehicle
It is consistent with the locking direction that the inclined-plane 31 of voussoir and ball 43 are formed to cut power, to guarantee that workpiece is able to maintain surely in clamp body
Fixed, reliable positioning and locking.
The utility model is fixed on the positioning by the pitch circle of end face and gear workpieces 5 to gear workpieces 5, guarantees gear
The bounce of inner hole and reference circle and the bounce of both ends of the surface.The utility model meets the required precision of gear first；Then it improves
Work efficiency is suitble to produce in enormous quantities；Finally the tooling is convenient to mount and dismount simply, easy-to-understand.
Finally, it should be noted that the above various embodiments is only the preferred embodiment of the utility model to illustrate that this is practical
Novel technical solution, rather than its limitations, when the scope of the patents for being less limitation the utility model；Although referring to aforementioned each reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
It states technical solution documented by each embodiment to modify, or some or all of the technical features is equally replaced
It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Range；In addition, by the technical solution of the utility model it is direct or indirect be used in other related technical areas, similarly
Including in the scope of patent protection of the utility model.
Claims (10)
1. a kind of pitch circle fixture positioning tool, it is characterised in that: including clamp body；The clamp body upper end offers gear
Workpiece installation slot；The clamp body is equipped with the positioning disk of gear workpieces end face in gear workpieces mounting groove lower end；The clamp body
Multiple voussoirs are surrounded by gear workpieces mounting groove；The clamp body is equipped with retainer on gear workpieces mounting groove top,
Retainer includes the platen being pressed on gear workpieces, and platen lower end is equipped with roll structure, roll structure in the corresponding position of voussoir
Including the ball being engaged with two flank of tooth of gear workpieces pitch circle and voussoir end face；The retainer upper end is equipped with multiple fixations
Elastic compaction mechanism on clamp body.
2. pitch circle fixture positioning tool according to claim 1, it is characterised in that: the gear workpieces of the clamp body
Mounting groove is cylindric；The clamp body offers through-hole in the middle part of gear workpieces mounting groove lower end.
3. pitch circle fixture positioning tool according to claim 1, it is characterised in that: the positioning disk includes and fixture
The fixed hollow base of body, hollow base upper end are equipped with the circular orientation block being engaged with gear workpieces lower end surface.
4. pitch circle fixture positioning tool according to claim 2, it is characterised in that: the multiple voussoir is three,
And it is uniformly arranged along gear workpieces installation slot center.
5. pitch circle fixture positioning tool according to claim 4, it is characterised in that: the voussoir is close to gear workpieces
End face along gear workpieces circumferencial direction be in inclined-plane.
6. pitch circle fixture positioning tool according to claim 1, it is characterised in that: the roll structure includes setting
Hollow cylinder in platen lower end, in voussoir corresponding position, more than one ball hole, ball hole are interior big to hollow cylinder from top to bottom
Outer small bellmouth, ball are located in bellmouth, and the fixinig plate of fixed ball is equipped on the inside of hollow cylinder；Rolling in fixinig plate two sides
Bead surface and two face of gear workpieces pitch circle cooperate, and the ball surface for stretching out hollow cylinder is engaged with voussoir.
7. pitch circle fixture positioning tool according to claim 6, it is characterised in that: the aperture of the bellmouth is direct
Less than the diameter of ball.
8. pitch circle fixture positioning tool according to claim 7, it is characterised in that: the ball is steel ball.
9. pitch circle fixture positioning tool according to claim 1, it is characterised in that: the elastic compaction mechanism includes
It is fixed on the briquetting of clamp body upper end, briquetting offers up big and down small ladder hole, ladder above gear workpieces mounting groove
Spring is equipped in the macropore of through-hole, ladder hole is equipped with the gag lever post being threadedly coupled with it in the upper end of spring, and ladder hole exists
The lower end of spring is equipped with installation guide pad, and installation guide pad lower end is equipped with the compression bar being engaged with the aperture of ladder hole, pressure
Ladder hole is stretched out in bar lower end.
10. pitch circle fixture positioning tool according to claim 1, it is characterised in that: the positioning disk and clamp body
It is fixedly connected by screw, voussoir is fixedly connected with clamp body by screw, and elastic compaction mechanism and clamp body are solid by screw
Fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999621.5U CN209095043U (en) | 2018-11-30 | 2018-11-30 | A kind of pitch circle fixture positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999621.5U CN209095043U (en) | 2018-11-30 | 2018-11-30 | A kind of pitch circle fixture positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209095043U true CN209095043U (en) | 2019-07-12 |
Family
ID=67162111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821999621.5U Expired - Fee Related CN209095043U (en) | 2018-11-30 | 2018-11-30 | A kind of pitch circle fixture positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209095043U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382676A (en) * | 2018-11-30 | 2019-02-26 | 攀枝花市润莹齿轮有限责任公司 | A kind of pitch circle fixture positioning tool |
| CN111730081A (en) * | 2020-07-28 | 2020-10-02 | 北京博鲁斯潘精密机床有限公司 | Mixed-line fan-shaped fixture |
-
2018
- 2018-11-30 CN CN201821999621.5U patent/CN209095043U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382676A (en) * | 2018-11-30 | 2019-02-26 | 攀枝花市润莹齿轮有限责任公司 | A kind of pitch circle fixture positioning tool |
| CN111730081A (en) * | 2020-07-28 | 2020-10-02 | 北京博鲁斯潘精密机床有限公司 | Mixed-line fan-shaped fixture |
| CN111730081B (en) * | 2020-07-28 | 2024-06-11 | 北京博鲁斯潘精密机床有限公司 | Mixed line fan-shaped fixture |
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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 |
Granted publication date: 20190712 Termination date: 20211130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |