CN208662747U - Self-balancing rotary head - Google Patents
Self-balancing rotary head Download PDFInfo
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- CN208662747U CN208662747U CN201820766516.0U CN201820766516U CN208662747U CN 208662747 U CN208662747 U CN 208662747U CN 201820766516 U CN201820766516 U CN 201820766516U CN 208662747 U CN208662747 U CN 208662747U
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- cutterhead
- self
- angular wheel
- slide plate
- driving mechanism
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Abstract
Self-balancing rotary head provided by the utility model, belongs to numerically-controlled machine tool design field, including cutterhead, the driving mechanism for driving cutterhead to rotate, the toolbox being set on the cutterhead and the balance weight assembly being set on the cutterhead；The toolbox includes can the slide plate that slided along the cutterhead and the cutter being set on the slide plate；The cutter can rotate under the drive of the cutterhead around the rotation axis of the cutterhead；The slide plate and the balance weight assembly can linear motions or backwards to moving along a straight line in opposite directions on the cutterhead.The utility model solves the problems, such as exist when numerically-controlled machine tool carries out screw thread process to long tube high pressure gas cylinder in the prior art, by way of, turning cutting tool motionless workpiece surrounds workpiece rotation, it realizes the high speed rotation between turning cutting tool and workpiece, and ensures that cutterhead high speed rotation balances.
Description
Technical field
The utility model relates to numerically-controlled machine tool design field more particularly to a kind of self-balancing rotary heads.
Background technique
Currently, China's atmosphere pollution is very serious, the dynamics of state treatment atmosphere pollution is continued to increase, and natural gas is as one
Kind clean energy resource is widely popularized, and is polluted using traditional energy to atmosphere bring with reducing.Natural gas is mainly used in the people
Raw and industrial circle becomes mainstream in a manner of pipe network conveying, long tube high pressure gas cylinder trailer transportation natural gas to using terminal.With
The arrival in 10 years of domestic natural gas gold, the development of natural gas and application will welcome booming.Long tube high pressure gas cylinder with
Its gas-storing capacity is big, the features such as being readily transported, and is widely used in the transport field of natural gas.
Existing long tube high pressure gas cylinder length is likely to be breached 12.5 meters, and diameter reaches 920 millimeters, and weight reaches more than 10 tons.
Screw thread process, vehicle boring inner hole, size, turnning and milling end face are carried out to high pressure gas cylinder using the numerically-controlled machine tool of traditional processing mode
When processing, long tube high pressure gas cylinder need to rotate on numerically-controlled machine tool, cutter straight-line feed, and the bottleneck at gas cylinder both ends is relative to processing knife
Tool has serious bias, is unable to control；And bending section present on long tube high pressure gas cylinder causes long tube high pressure gas cylinder in height
Its moment of inertia is unbalanced when speed rotation, gently then leads to occur rotation concussion on lathe, heavy then cause process complete
At.
Utility model content
In view of the above problems, self-balancing rotary head provided by the utility model, to solve to count in the prior art
Control lathe to long tube high pressure gas cylinder carry out screw thread process when there are the problem of, turning cutting tool motionless by workpiece around workpiece rotation
The mode turned realizes the high speed rotation between turning cutting tool and workpiece, and ensures that cutterhead high speed rotation balances.
To achieve the above object, the technical solution that the utility model is taken are as follows:
Self-balancing rotary head provided by the utility model including cutterhead, the driving mechanism for driving cutterhead to rotate, is set
The toolbox being placed on the cutterhead and the balance weight assembly being set on the cutterhead；The toolbox includes can be along described
The slide plate of cutterhead sliding and the cutter being set on the slide plate；The cutter can be under the drive of the cutterhead around the cutterhead
Rotation axis rotation；The slide plate and the balance weight assembly can linear motions or backwards to moving along a straight line in opposite directions on the cutterhead.
Self-balancing rotary head provided by the utility model, it is preferable that the driving mechanism includes rotary shaft；The cutterhead
It is perpendicularly fixed at the rotary shaft.
Self-balancing rotary head provided by the utility model, it is preferable that the toolbox further includes the first driving mechanism
With first ball screw mechanism；One end of the lead screw of the first ball screw mechanism is connected with first driving mechanism；Institute
The nut for stating first ball screw mechanism is fixed on the slide plate.
Self-balancing rotary head provided by the utility model, it is preferable that the balance weight assembly includes clump weight, the second driving
Mechanism and the second ball screw framework；One end of the lead screw of second ball screw framework and the second driving mechanism phase
Even；The nut of second ball screw framework is fixed on the clump weight.
Self-balancing rotary head provided by the utility model, it is preferable that first driving mechanism and second driving
Mechanism is same driving mechanism；First driving mechanism includes driving motor, angular wheel component；The angular wheel component
Including the first angular wheel, the second angular wheel and dynamic conical gear；The dynamic conical gear is fixed on the driving electricity
The output shaft of machine；First angular wheel, second angular wheel are bonded with the dynamic conical gear；Described first
The rotary shaft of angular wheel and the rotary shaft of second angular wheel are located along the same line；The first ball screw mechanism
One end be fixed on first angular wheel, the other end is rotatably fixed on the cutterhead；Second ball screw framework
One end be fixed on second angular wheel, the other end is rotatably fixed on the cutterhead.
Self-balancing rotary head provided by the utility model, it is preferable that the driving motor is fixed in the rotary shaft；
The output shaft of the driving motor penetrates the rotary shaft；The output shaft of the driving motor is located at the axial line of the rotary shaft
On；The output shaft of the driving motor can be freely rotated relative to the rotary shaft.
Self-balancing rotary head provided by the utility model, it is preferable that the clump weight is respectively arranged at the cutter
The two sides of the cutterhead.
Self-balancing rotary head provided by the utility model, it is preferable that the clump weight and the slide plate are apart from the knife
The central point of disk is equidistant；The sum of the slide plate and the tool weight are equal in weight with the clump weight.
The technical scheme has the following advantages or beneficial effects:
Self-balancing rotary head provided by the utility model is remained stationary by cutter around Work piece high-speed rotation, workpiece
Turning is completed, solves the problems, such as to carry out that Work piece high-speed rotation is needed to exist when turning in the prior art；By the way that weight set is arranged
Part keeps the moment of inertia of cutterhead equal, reaches high speed rotation balance；By synchronous drive mechanism, adjust synchronous when toolbox
Adjust balance weight assembly；By the way that clump weight and cutter to be set to the different sides of cutterhead, avoid occurring between clump weight and workpiece
Interference and collision.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, the utility model and its spy
Sign, shape and advantage will become more apparent.Identical label indicates identical part in all the attached drawings, does not press deliberately
Attached drawing is drawn according to ratio, it is preferred that emphasis is the purport of the utility model is shown.
Fig. 1 is the structural schematic diagram for the self-balancing rotary head that the utility model embodiment 1 provides.
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, complete explanation, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole realities
Apply example.Usually the component of the embodiments of the present invention described and illustrated in attached drawing can carry out cloth according to different configurations herein
It sets and designs.Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in attached drawing below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without creative labor belongs to
The protection scope of the utility model.
Embodiment 1:
As shown in Figure 1, the utility model embodiment 1 provide self-balancing rotary head, including cutterhead 1, for driving knife
Driving mechanism 4, the toolbox 2 being set on cutterhead 1 and the balance weight assembly 3 being set on cutterhead 1 that disk 1 rotates；Cutter group
Part 2 includes can the slide plate 21 that slided along cutterhead 1 and the cutter 22 being set on slide plate 21；Cutter 22 can be under the drive of cutterhead 1
Rotation axis around cutterhead 1 rotates；Slide plate 21 and balance weight assembly 3 can linear motions or backwards to moving along a straight line in opposite directions on cutterhead 1；Match
Recombinate the weight such as part 3 and toolbox 2；Being equidistant apart from rotary shaft with toolbox 2 of balance weight assembly 3.The utility model is real
The self-balancing rotary head for applying the offer of example 1 drives the rotation band cutter 22 of cutterhead 1 around long tube high pressure gas cylinder by driving mechanism 4
Rotation solves the problem that needing long tube high pressure gas cylinder to rotate when the prior art carries out turning to long tube high pressure gas cylinder,
In the case where keeping long tube high pressure gas cylinder motionless, cutter 22 is rotated into driving around long tube high pressure gas cylinder and cuts technological operation；Due to
For cutter 22 not on the rotation axis of cutterhead 1, the central axis distance that cutter 22 deviates cutterhead 1 will at least be equal to the straight of workpiece
Diameter, cutterhead 1 when rotating at high speed unbalanced the moment of inertia effect under can cause driving mechanism 4 and transmission system vibration and shadow
Machining accuracy is rung, long time running can injure lathe, and generation the case where to avoid rotation imbalance, being provided with can with slide plate 21
The opposite balance weight assembly 3 for moving along a straight line or moving along a straight line opposite to each other reaches high so that the moment of inertia in rotary course of cutterhead 1 is equal
The purpose of fast spin balancing.
Further, driving mechanism 4 includes rotary shaft 41；Cutterhead 1 is perpendicularly fixed at rotary shaft 41.Driving mechanism 4 is simultaneously
It is not limited only to driving cutterhead 1 to rotate, also cutterhead 1 can be driven to do straight-line feed movement, it will not be described here.
Further, toolbox 2 further includes the first driving mechanism 23 and first ball screw mechanism 24；First ball
One end of the lead screw 241 of screw mechanism 24 is connected with the first driving mechanism 23；The nut 242 of first ball screw mechanism 24 is fixed
In on slide plate 21；Balance weight assembly 3 includes clump weight 31, the second driving mechanism 23 and the second ball screw framework 33；Second ball
One end of the lead screw 331 of screw mechanism 33 is connected with the second driving mechanism 23；The nut 332 of second ball screw framework 33 is fixed
In on clump weight 31；The sum of weight of the cutter 22 and slide plate 21 is equal in weight with the clump weight 31.It is driven by first
Motivation structure 23 drives the lead screw 241 of first ball screw mechanism 24 to rotate, and drives 242 edge of nut of first ball screw mechanism 24
The displacement of 241 direction of lead screw, slide plate 21 are moved with nut 242 along workpiece radial alignment；It is driven by the second driving mechanism 23
The lead screw 331 of second ball screw framework 33 rotates, and drives the nut 332 of the second ball screw framework 33 along lead screw 331
It moves, clump weight 31 is displaced with nut 332, allows distance of the clump weight 31 apart from the rotation axis of cutterhead 1 and slide plate 21 apart from knife
The rotation axis of disk 1 is equidistant, so that cutter 22 can adapt to the workpiece of different-diameter, ensure that in different-diameter
Workpiece in the case where cutterhead 1 the moment of inertia it is equal, achieve the purpose that high speed rotation balance.
Further, the first driving mechanism 23 and the second driving mechanism 23 are same driving mechanism 23；First driving machine
Structure 23 includes driving motor 231, angular wheel component 232；Angular wheel component 232 includes the first angular wheel 2321, second
Angular wheel 2322 and dynamic conical gear 2323；Dynamic conical gear 2323 is fixed on the output shaft of driving motor 231；First
Angular wheel 2321, the second angular wheel 2322 are bonded with dynamic conical gear 2323；The rotation of first angular wheel 2321
The rotary shaft of axis and the second angular wheel 2322 is located along the same line；One end of first ball screw mechanism 24 is fixed on first
Angular wheel 2321, the other end are rotatably fixed on cutterhead 1；The second conical tooth is fixed in one end of second ball screw framework 33
Wheel 2322, the other end is rotatably fixed on cutterhead 1；Driving motor 231 is fixed in rotary shaft 41；The output of driving motor 231
Axis penetrates rotary shaft 41；The output shaft of driving motor 231 is located on the axial line of rotary shaft 41；The output shaft of driving motor 231
It can be freely rotated relative to rotary shaft 41；The linear distance of central point of the clump weight 31 with sliding block 21 apart from cutterhead 1 is equal.Pass through
Same driving mechanism 23 is set by the first driving mechanism 23 and the second driving mechanism 23, when the first driving mechanism 23 drives power
When angular wheel 2323 rotates, the first angular wheel 2321 is driven to rotate simultaneously with the second angular wheel 2322, the first ball wire
Thick stick mechanism 24 works asynchronously with the second ball screw framework 33, and opposite, the opposite linear motion synchronous with clump weight 31 of slide plate 21 makes
When obtaining to adapt to the position of various sizes of workpiece adjusting cutter 22, clump weight 31 is protected always with 21 synchronizing moving of slide plate
The moment of inertia for holding cutterhead 1 is equal, it is ensured that 1 high speed rotation of cutterhead balance.
Further, clump weight 31 and cutter 22 are respectively arranged at the two sides of cutterhead 1.Cutter 22 is provided on cutterhead 1
Face be front, to avoid the interference that collides between clump weight 31 and workpiece, clump weight 31 is set to the back side of cutter
And hide arrangement.
Involved driving mechanism, power mechanism can be controlled by controller in the utility model embodiment 1
It makes, specific working method can sequentially be realized embedded program or by way of manually controlling, and involved by controller
Circuit and embedded program be those skilled in the art institute it is understood that based on the technical program can simple realization,
It will not go into details for this.
In conclusion self-balancing rotary head provided by the utility model, by cutter around Work piece high-speed rotation, workpiece
It remains stationary and completes turning, solve the problems, such as to carry out that Work piece high-speed rotation is needed to exist when turning in the prior art；By setting
Balance weight assembly is set, keeps the moment of inertia of cutterhead equal, reaches high speed rotation balance；By synchronous drive mechanism, cutter group is adjusted
Balance weight assembly is adjusted in synchronism when part；By the way that clump weight and cutter to be set to the different sides of cutterhead, clump weight and workpiece are avoided
Between collide interference.
The preferred embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, devices and structures not described in detail herein should be understood as with the common side in this field
Formula is practiced；Anyone skilled in the art, do not depart from technical solutions of the utility model make it is many possible
Changes and modifications or equivalent example modified to equivalent change, this has no effect on the substantive content of the utility model.Therefore,
All contents without departing from technical solutions of the utility model, it is made to the above embodiment according to the technical essence of the utility model
Any simple modifications, equivalents, and modifications, still fall within technical solutions of the utility model protection in the range of.
Claims (8)
1. a kind of self-balancing rotary head, which is characterized in that including cutterhead, the driving mechanism for driving cutterhead to rotate, setting
In the toolbox on the cutterhead and the balance weight assembly being set on the cutterhead；The toolbox includes can be along the knife
The slide plate of disk sliding and the cutter being set on the slide plate；The cutter can be under the drive of the cutterhead around the cutterhead
Rotation axis rotation；The slide plate and the balance weight assembly can linear motions or backwards to moving along a straight line in opposite directions on the cutterhead.
2. self-balancing rotary head as described in claim 1, which is characterized in that the driving mechanism includes rotary shaft；It is described
Cutterhead is perpendicularly fixed at the rotary shaft.
3. self-balancing rotary head as claimed in claim 2, which is characterized in that the toolbox further includes the first driving machine
Structure and first ball screw mechanism；One end of the lead screw of the first ball screw mechanism is connected with first driving mechanism；
The nut of the first ball screw mechanism is fixed on the slide plate.
4. self-balancing rotary head as claimed in claim 3, which is characterized in that the balance weight assembly includes clump weight, second
Driving mechanism and the second ball screw framework；One end of the lead screw of second ball screw framework and second driving mechanism
It is connected；The nut of second ball screw framework is fixed on the clump weight.
5. self-balancing rotary head as claimed in claim 4, which is characterized in that first driving mechanism and described second is driven
Motivation structure is same driving mechanism；First driving mechanism includes driving motor, angular wheel component；The angular wheel group
Part includes the first angular wheel, the second angular wheel and dynamic conical gear；The dynamic conical gear is fixed on the driving
The output shaft of motor；First angular wheel, second angular wheel are bonded with the dynamic conical gear；Described
The rotary shaft of one angular wheel and the rotary shaft of second angular wheel are located along the same line；The first ball screw machine
First angular wheel is fixed in one end of structure, and the other end is rotatably fixed on the cutterhead；The second ball-screw machine
Second angular wheel is fixed in one end of structure, and the other end is rotatably fixed on the cutterhead.
6. self-balancing rotary head as claimed in claim 5, which is characterized in that the driving motor is fixed on the rotary shaft
On；The output shaft of the driving motor penetrates the rotary shaft；The output shaft of the driving motor is located at the axis of the rotary shaft
On heart line；The output shaft of the driving motor can be freely rotated relative to the rotary shaft.
7. the self-balancing rotary head as described in any one of claim 4~6, which is characterized in that the clump weight and institute
State the two sides that cutter is respectively arranged at the cutterhead.
8. self-balancing rotary head as claimed in claim 4, which is characterized in that described in the clump weight and slide plate distance
The central point of cutterhead is equidistant；The sum of the slide plate and the tool weight are equal in weight with the clump weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820766516.0U CN208662747U (en) | 2018-05-22 | 2018-05-22 | Self-balancing rotary head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820766516.0U CN208662747U (en) | 2018-05-22 | 2018-05-22 | Self-balancing rotary head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208662747U true CN208662747U (en) | 2019-03-29 |
Family
ID=65823256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820766516.0U Active CN208662747U (en) | 2018-05-22 | 2018-05-22 | Self-balancing rotary head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208662747U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309832A (en) * | 2022-01-10 | 2022-04-12 | 浙江兰溪市海钜智能装备有限公司 | Special machine for machining threads on bottle opening of high-pressure hydrogen-energy long-tube trailer gas cylinder |
-
2018
- 2018-05-22 CN CN201820766516.0U patent/CN208662747U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309832A (en) * | 2022-01-10 | 2022-04-12 | 浙江兰溪市海钜智能装备有限公司 | Special machine for machining threads on bottle opening of high-pressure hydrogen-energy long-tube trailer gas cylinder |
| CN114309832B (en) * | 2022-01-10 | 2023-06-09 | 浙江兰溪市海钜智能装备有限公司 | Special machine for machining threads on bottle mouth of high-pressure hydrogen energy long tube trailer gas cylinder |
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