CN207710399U - A kind of frame cam disc endoporus turning tool - Google Patents
A kind of frame cam disc endoporus turning tool Download PDFInfo
- Publication number
- CN207710399U CN207710399U CN201721907150.6U CN201721907150U CN207710399U CN 207710399 U CN207710399 U CN 207710399U CN 201721907150 U CN201721907150 U CN 201721907150U CN 207710399 U CN207710399 U CN 207710399U
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- cam disc
- hole
- clamping ring
- endoporus
- turning tool
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Abstract
The utility model discloses a kind of frame cam disc endoporus turning tool, and the turning tool includes：Annulus covers and positioning screw, the diameter of the inside edge of the annulus set is more than the outer diameter of the wheel hub step of the cam disc, the diameter of the outer edge of the annulus set is less than or equal to the outer diameter of the basic circle of the cam disc, it is provided with connecting hole on the end face of the annulus set, the position of the connecting hole and the location hole on the cam disc corresponds, the diameter of the port of the connecting hole is equal with the diameter of the location hole, and a chain of rings is connected with the cam disc by positioning screw.Multiple cam discs for having processed two end faces can be fixed in the frame cam disc endoporus turning tool of the utility model, and the convenient endoporus to cam disc carries out the unified close turnery processing of essence.
Description
Technical field
The utility model belongs to frame cam disc manufacture field, more particularly, to a kind of frame cam disc endoporus turning work
Dress.
Background technology
Multiple cam discs are provided in frame cam opening device, multiple cam discs are assembled on an axis, therefore right
The processing request of the endoporus of each cam disc is highly consistent.During processing, when taking turns to the interior hole machined to cam disc,
The both sides of cam disc and profile have all machined, and cam disc is caused to be difficult to fix in unified turning inner hole.
Utility model content
In order to solve this problem, the utility model proposes a kind of frame cam disc endoporus turning tool, can to it is multiple
The cam disc of processed two end faces is fixed, convenient to carry out unified precision turning processing to the endoporus of cam disc.
In order to achieve the above object, the utility model is resolved using following technical scheme.
The utility model proposes a kind of frame cam disc endoporus turning tools, including：Clamping ring, multiple positioning screws and more
A washer, the diameter of the inside edge of the clamping ring are more than the outer diameter of the wheel hub step of the cam disc, the end of the clamping ring
Connecting hole is provided on face, the clamping ring is connected with the cam disc by connecting hole and positioning screw；The washer set
In the positioning screw.
Frame cam disc endoporus turning tool according to the present utility model, can be oriented convex by the connecting hole on clamping ring
After accomplishing fluently connecting hole on cam disc, cam disc is connected by positioning screw for the position of connecting hole on the basic circle face of wheel disc
On clamping ring, clamping ring is clamped using the three chucking chuck of lathe, you can endoporus turning is carried out to laminar cam disc and is added
Work deforms when being connected on clamping ring in order to avoid cam disc, and the basic circle face of cam disc and the end face of clamping ring should be made tight
Patch, due to being respectively provided with wheel hub step on two end faces of cam disc, wheel hub step connects with the end face of clamping ring in order to prevent
Touch, thus should make the inside edge of clamping ring diameter be more than cam disc wheel hub step outer diameter, in this way, the wheel hub land on cam disc
The one side of rank towards clamping ring will stretch into the endoporus of clamping ring, in order to avoid the wheel hub land between two adjacent cam discs
The influence of rank should be set with washer in the positioning screw between each two adjacent cam disc, make each two adjacent cam disc
On wheel hub step will not contact.The frame cam disc endoporus turning tool of the utility model passes through multipair connecting hole and positioning spiral shell
Multiple cam discs are fixed in nail, convenient to carry out unified precision turning processing to the endoporus of multiple cam discs.
Preferably, the height of the washer is more than the height of twice of wheel hub step.
Frame cam disc endoporus turning tool according to the present utility model, the positioning on basic circle face that screw passes through cam disc
Multiple cam discs are worn together by hole, and cushion is between each two adjacent cam disc, when the height of washer is more than twice of wheel
When the height of hub land rank, screw can just be tightened, and washer can just bear the pressure between two adjacent cam discs, make each cam
Disk is fixed, and each cam disc is made not contacted and crimp in wheel hub stepped portions.
Preferably, the connecting hole is arranged in pairs, the distance of each pair of connecting hole is different.
Frame cam disc endoporus turning tool according to the present utility model, multiple connecting holes on clamping ring are arranged in pairs,
Cam disc passes through location hole and connecting hole to be fixed on the end face of clamping ring by screw, when the endoporus of lathe turning cam disc
When, clamping ring can bear uniform torque, can bear uniform countertorque at the location hole of cam disc, cam disc is not easy
Generate vibration.The distance of multipair connecting hole is different, correspondingly, the distance of the multipair location hole on cam disc is different,
Cam disc in turning inner hole, the torque born with the disk of cam disc be distributed on the basic circle face of cam disc it is relatively uniform, can
Reduce the stress deformation of cam disc.
Preferably, the connecting hole is stepped hole, each connecting hole includes counterbore and through-hole, and the counterbore is
Straight hole, the through-hole are threaded hole；The end of the screw rod of the positioning screw matches with the through-hole, the positioning screw
The rest part of screw rod matches with the counterbore.
Frame cam disc endoporus turning tool according to the present utility model, the step that connecting hole is made of counterbore and through-hole
The end in hole, the screw rod of positioning screw is thinner, can stretch into through-hole and be threadedly coupled therewith, remaining position of screw rod is thicker, stretches into
In counterbore, when cam disc is in turning inner hole, the torque that is subject on cam disc can be transmitted to thicker on the screw rod of positioning screw
Position can prevent the end of positioning screw by shearing moment, make screw thread position in positioning screw will not by tangential torque,
Improve the service life of positioning screw.
Preferably, the both ends of the through-hole are respectively arranged with the counterbore each of on the clamping ring.
Frame cam disc endoporus turning tool according to the present utility model, it is heavy that the both ends of the through-hole on clamping ring are both provided with
Hole can be continuing with the another of clamping ring after the counterbore on an end face of clamping ring cannot connect cam disc because of deformation
A end face connects cam disc, thus extends the service life of clamping ring.
Description of the drawings
The utility model is described in further details in the following with reference to the drawings and specific embodiments.
Fig. 1 is a kind of structural representation of embodiment of the frame cam disc endoporus turning tool of the utility model
Figure.Fig. 2 is the end structure illustration of the clamping ring in Fig. 1；
Fig. 3 is the lateral complete section structural schematic diagram of the clamping ring in Fig. 1.
In figs. 1 to 3：1 cam disc, 101 wheel hub steps；2 clamping rings；210 connecting holes；211 counterbores；212 through-holes；3
Positioning screw；4 washers.
Specific implementation mode
With reference to figure 1, embodiment according to the present utility model proposes a kind of frame cam disc endoporus turning tool, including：Dress
Clamp ring 2, multiple positioning screws 3 and multiple washers 4, the diameter of the inside edge of the clamping ring 2 are more than the wheel hub of the cam disc 1
The outer diameter of step 101 is provided with connecting hole 210 on the end face of the clamping ring 2, and the clamping ring 2 passes through with the cam disc 1
Connecting hole 210 is connected with positioning screw 3；The washer 4 is sleeved in the positioning screw 3.
In the embodiment above, the company on the basic circle face of cam disc 1 can be oriented by the connecting hole 210 on clamping ring 2
Cam disc 1 after accomplishing fluently connecting hole 210 on cam disc 1, is connected to clamping ring 2 by the position for connecing hole 210 by positioning screw 3
On, clamp clamping ring 2 using the three chucking chuck of lathe, you can endoporus turnery processing is carried out to laminar cam disc 1, in order to
It deforms when cam disc 1 being avoided to be connected on clamping ring 2, the basic circle face of cam disc 1 should be made to be close to the end face of clamping ring 2,
Due to being respectively provided with wheel hub step 101 on two end faces of cam disc 1, the end face of wheel hub step 101 and clamping ring 2 in order to prevent
Be in contact, thus should make the inside edge of clamping ring 2 diameter be more than cam disc 1 wheel hub step 101 outer diameter, in this way, cam disc 1
On the one side of wheel hub step 101 towards clamping ring 2 will stretch into the endoporus of clamping ring 2, in order to avoid two adjacent convex
The influence of wheel hub step 101 between wheel disc 1 should be set with washer in the positioning screw 3 between each two adjacent cam disc 1
4, so that the wheel hub step 101 on each two adjacent cam disc 1 is not contacted.The frame cam disc endoporus turning of the utility model
Tooling is fixed multiple cam discs 1 by multipair connecting hole 210 and positioning screw 3, the convenient endoporus to multiple cam discs 1
Carry out unified precision turning processing.
One embodiment according to the present utility model, the height of the washer 4 are more than the height of twice of wheel hub step 101
Degree.
In the embodiment above, multiple cam discs 1 are through one by the location hole on basic circle face that screw passes through cam disc 1
It rising, washer 4 pads between each two adjacent cam disc 1, when the height of washer 4 is more than the height of twice of wheel hub step 101,
Screw can just be tightened, and washer 4 can just bear the pressure between two adjacent cam discs 1, and each cam disc 1 is made to be fixed,
Each cam disc 1 is set not contacted and crimp at 101 position of wheel hub step.
With reference to figure 2, one embodiment according to the present utility model, the connecting hole 210 is arranged in pairs, each pair of connection
The distance in hole 210 is different.
In the embodiment above, multiple connecting holes 210 on clamping ring 2 are arranged in pairs, and it is fixed that cam disc 1 is passed through by screw
Position hole and connecting hole 210 are fixed on the end face of clamping ring 2, and when the endoporus of lathe turning cam disc 1, clamping ring 2 can be held
By uniform torque, uniform countertorque can be born at the location hole of cam disc 1, cam disc 1 is not allowed to be also easy to produce vibration.It is multipair
The distance of connecting hole 210 is different, correspondingly, the distance of the multipair location hole on cam disc 1 is different, cam disc 1 exists
When turning inner hole, the torque born with the disk of cam disc 1 is distributed relatively uniform on the basic circle face of cam disc 1, can reduce convex
The stress deformation of wheel disc 1.
With reference to figure 3, one embodiment according to the present utility model, the connecting hole 210 is stepped hole, each connection
Hole 210 includes counterbore 211 and through-hole 212, and the counterbore 211 is straight hole, and the through-hole 212 is threaded hole；The positioning screw 3
The end of screw rod match with the through-hole 212, the rest part of the screw rod of the positioning screw 3 and 211 phase of the counterbore
Matching.
In the embodiment above, the stepped hole that connecting hole 210 is made of counterbore 211 and through-hole 212, positioning screw 3
The end of screw rod is thinner, can stretch into through-hole 212 and be threadedly coupled therewith, remaining position of screw rod is thicker, stretches into counterbore 211,
When cam disc 1 is in turning inner hole, the torque being subject on cam disc 1 can be transmitted to position thicker on the screw rod of positioning screw 3,
The end of positioning screw 3 can be prevented by shearing moment, the screw thread position in positioning screw 3 is made not carried by tangential torque
The high service life of positioning screw 3.
With reference to figure 3, one embodiment according to the present utility model, the two of the through-hole 212 each of on the clamping ring 2
End is respectively arranged with the counterbore 211.
In the embodiment above, the both ends of the through-hole 212 on clamping ring 2 are both provided with counterbore 211, when the one of clamping ring 2
After counterbore 211 on a end face cannot connect cam disc 1 because of deformation, another end face connection of clamping ring 2 can be continuing with
Cam disc 1 thus extends the service life of clamping ring 2.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality
Novel spirit and scope.If in this way, these modification and variations of the utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (5)
1. a kind of frame cam disc endoporus turning tool, for the endoporus of machining cam disk (1) and the side wall of endoporus, the cam
The edge of the endoporus of disk (1) has wheel hub step (101), which is characterized in that the turning tool includes：It is clamping ring (2), multiple
Positioning screw (3) and multiple washers (4), the diameter of the inside edge of the clamping ring (2) are more than the wheel hub land of the cam disc (1)
The outer diameter of rank (101) is provided with connecting hole (210), the clamping ring (2) and the cam on the end face of the clamping ring (2)
Disk (1) is connected by connecting hole (210) with positioning screw (3)；The washer (4) is sleeved in the positioning screw (3).
2. frame cam disc endoporus turning tool according to claim 1, which is characterized in that the height of the washer (4)
More than the height of twice of wheel hub step (101).
3. frame cam disc endoporus turning tool according to claim 1, which is characterized in that the connecting hole (210) at
To setting, the distance of each pair of connecting hole (210) is different.
4. frame cam disc endoporus turning tool according to claim 3, which is characterized in that the connecting hole (210) is
Stepped hole, each connecting hole (210) include counterbore (211) and through-hole (212), and the counterbore (211) is straight hole, described logical
Hole (212) is threaded hole；The end of the screw rod of the positioning screw (3) matches with the through-hole (212), the positioning screw
(3) root of screw rod matches with the counterbore (211).
5. frame cam disc endoporus turning tool according to claim 4, which is characterized in that on the clamping ring (2)
The both ends of each through-hole (212) are respectively arranged with the counterbore (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721907150.6U CN207710399U (en) | 2017-12-29 | 2017-12-29 | A kind of frame cam disc endoporus turning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721907150.6U CN207710399U (en) | 2017-12-29 | 2017-12-29 | A kind of frame cam disc endoporus turning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207710399U true CN207710399U (en) | 2018-08-10 |
Family
ID=63053841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721907150.6U Active CN207710399U (en) | 2017-12-29 | 2017-12-29 | A kind of frame cam disc endoporus turning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207710399U (en) |
-
2017
- 2017-12-29 CN CN201721907150.6U patent/CN207710399U/en active Active
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