CN207616204U - A kind of axially driving power head - Google Patents
A kind of axially driving power head Download PDFInfo
- Publication number
- CN207616204U CN207616204U CN201721847482.XU CN201721847482U CN207616204U CN 207616204 U CN207616204 U CN 207616204U CN 201721847482 U CN201721847482 U CN 201721847482U CN 207616204 U CN207616204 U CN 207616204U
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- CN
- China
- Prior art keywords
- fixed seat
- pull rod
- lead screw
- fixed
- driving power
- Prior art date
- 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 discloses a kind of axially driving power heads, including pedestal for fixing, the fixed seat being slidably fixed on pedestal and the pull rod being fixed in fixed seat, rotatable lead screw is provided in fixed seat, it is combined with pair of nut in the threaded one end that the slave fixed seat of lead screw is stretched out, it is provided on pair of nut relative to the immovable connecting seat of pedestal, the axis of the pull rod and the axis of lead screw are at least parallel.The axially driving power head can be realized axially driving.
Description
Technical field
The utility model is related to main shaft field more particularly to a kind of axially driving power heads.
Background technology
When producing valve inside, although valve core structure is simple, need many processes that can just machine, and
Each procedure is required for ensureing higher precision, and in these processes, the driving of cutter needs to use main shaft or power head
To realize.
Cutter is fixed on by cutter mounting structure on main shaft or power head, sometimes, corresponding in order to make cutter complete
Action, needs to carry out axially driving, and in the prior art, general main shaft can only carry out rotation driving, cannot carry out axial drive
It is dynamic.
Utility model content
The main purpose of the utility model is to provide a kind of axially driving power head, which can be axially driving,
To meet some process requirements.
To achieve the above objectives, the technical solution adopted in the utility model is：A kind of axially driving power head, feature exist
In, including pedestal for fixing, the fixed seat being slidably fixed on pedestal and the pull rod being fixed in fixed seat, solid
It is provided with rotatable lead screw in reservation, pair of nut is combined in the threaded one end that the slave fixed seat of lead screw is stretched out, in pair of nut
On be provided with relative to the immovable connecting seat of pedestal, the axis of the pull rod and the axis of lead screw are at least parallel.
Preferably, the lead screw is hollow structure, and one end of the pull rod passes through the hollow structure of lead screw to be fixed on fixation
On seat, the pull rod is coaxially disposed with lead screw.
Preferably, the pull rod is fixed on by spill spin block in fixed seat, and the spill spin block can be rotatably set in fixation
In seat, and the axis collinear of the rotation axis of spill spin block and pull rod.
Preferably, the pull rod is connected through a screw thread with spill spin block, and is applied on the screw thread that pull rod is connect with spill spin block
There is screw thread glue.
Preferably, one end far from pair of nut is provided with big belt pulley on lead screw, and the side of fixed seat is provided with electricity
Machine, is provided with small belt pulley on the output shaft of motor, and the big belt pulley is connected with small belt pulley by belt.
Preferably, setting is provided with mutually flat there are two symmetrical linking arm on two linking arms on the connecting seat
One end of capable and symmetrical connecting rod, the connecting rod is fixed on corresponding linking arm, and the other end is fixed to relative to pedestal
Immovable structure.
Preferably, the positive stop strip of the moving direction setting along fixed seat, the limit are provided in the fixed seat
One end of the separate fixed seat of item is provided with the limit hole of the moving direction setting along fixed seat, is provided on connecting seat slotting
Enter the positive stop strip into limit hole, the positive stop strip can move in the length range of limit hole.
Preferably, protective case is provided on connecting seat, the protective case extends away from the direction of fixed seat, described
The one end of protective case far from fixed seat is farther apart from fixed seat compared to the one end of lead screw far from fixed seat.
Preferably, it is provided with interconnected oil duct on the axis of pull rod and spill spin block, in the separate pull rod of spill spin block
One end be provided with oil duct connector, one end of the oilhole in the oil duct connector is connected to oil duct, the other end connection send oil
Device.
With the prior art, which has the advantages that：
The utility model can realize it is axially driving, and then disclosure satisfy that some need move axially could drive cutter
Situation.
Description of the drawings
Fig. 1 is the vertical view of a preferred embodiment according to the present utility model
Fig. 2 is the A-A views of a preferred embodiment according to the present utility model
Fig. 3 is the B-B views of a preferred embodiment according to the present utility model
Fig. 4 is the stereogram of a preferred embodiment according to the present utility model
Specific implementation mode
It is described below for disclosing the utility model so that those skilled in the art can realize the utility model.It retouches below
Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
As shown in Figs 1-4, a kind of axially driving power head includes the pedestal 1 being installed in other structures, is fixed on
Fixed seat 2 on pedestal 1, is rotatably provided lead screw 21 in fixed seat 2, one stretched out in the slave fixed seat 2 of lead screw 21
End is provided with external screw thread, and pair of nut 22 is combined on the external screw thread.
Externally threaded one end is provided with big belt pulley 23 in the lead screw 21, is set in the side of the fixed seat 2
It is equipped with motor 24, small belt pulley 25 is provided on the output shaft of motor 24, big belt pulley 23 passes through belt with small belt pulley 25
26 connections.
The lead screw 21 is hollow, and the hollow space of lead screw 21 is provided with pull rod 4, and one end of the pull rod 4 is from silk
One end of bar 21, which passes through, to be fixed on spill spin block 27, and the other end of the pull rod 4 is passed through and is equipped with from the other end of lead screw 21
The cutter mounting structure 100 of cutter connects.The spill spin block 27 is rotatably fixed in fixed seat 2 and coaxial with pull rod 4
Setting.
It is fixedly connected with connecting seat 5 on the pair of nut 22, symmetrical linking arm is provided on connecting seat 5
51, the connecting rod 52 being mutually parallel is provided on linking arm 51, one end of the connecting rod 52 is connected to corresponding linking arm
On 51, the other end is immovably fixed in other structures, and then is consolidated pair of nut 22 by connecting rod 52 and connecting seat 5
Fixed, in this way when lead screw 21 rotates, since pair of nut 22 is fixed, lead screw 21 can drive fixed seat 2 in turn axially movable
It is axially moveable, fixed seat 2 drives pull rod 4 axially movable by spill spin block 27.
The one end of the pull rod 4 coordinated with spill spin block 27 is provided with external screw thread, coordinates with pull rod 4 in spill spin block 27
One end is provided with internal thread, and the external screw thread of pull rod 4 realizes pull rod 4 and spill spin block after being screwed into spill spin block 27 by screw thread glue
27 fixation can ensure the stability connecting by screw thread with the dual fixed mode of screw thread glue.
The lead screw 21 and spill spin block 27 are rotatably connected with fixed seat 2 to reduce lead screw 21 and spill spin block by duplex bearing
Friction between 27 and fixed seat.
The protective case 3 protected for the threaded portion to lead screw 21, the protective case 3 are provided on connecting seat 5
Be cylindrical in shape that structure is sleeved on lead screw 21 has externally threaded one end, and 3 one end of the protective case is fixed on connecting seat 5, the other end
Extend away from the direction of fixed seat 2, lead screw 21 is compared far from fixed seat 2 in one end of the separate fixed seat 2 of the protective case 3
Distance of the one end apart from fixed seat 2 it is farther, such protective case 3 always by the cladding of lead screw 21 inside it, and then can avoid
When lead screw 21 rotates, other external objects are in contact with it and cause dangerous or damage.
In order to ensure that pull rod 4 only moves in a certain range, the axis along pull rod 4 is set in the fixed seat 2
The positive stop strip 6 that direction extends, one end far from fixed seat 2 on the positive stop strip 6 are provided with the axis direction extension along pull rod 4
Limit hole 62, the limit stick 63 being inserted into limit hole 62 is provided on the connecting seat 5, when fixed seat 2 moves, limit
Position stick 63 moves in limit hole 62 and can only be moved in the length range of limit hole 62 and then play the role of limit.It is limiting
It is provided with sensor on the item 6 of position, when sensor detects limit stick 62 in place, motor 24 stops rotating.
Be provided with the oil duct 41 being connected on the pull rod 4 and the axis of spill spin block 27, spill spin block 27 far from pull rod 4 one
End is provided with oil duct connector 28, and one end of the oil duct connector 28 is non-rotatably connected to rotate relative to fixed seat 2
On block 27, oilhole one end in oil duct connector 28 is connected to oil duct 41, and the other end send oily device by oil pipe and fuel circulating pump etc.
Connection.When cutter mounting structure 100 needs lubricating oil, can be directly sent in cutter mounting structure 100 by oil duct 41
Without shutting down, and it can ensure the lasting supply of lubricating oil.
Basic principles, main features, and advantages of the present invention has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model the utility model also have respectively
Kind changes and improvements, these changes and improvements are both fallen in claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (9)
1. a kind of axially driving power head, which is characterized in that including pedestal for fixing, be slidably fixed on pedestal
Fixed seat and the pull rod being fixed in fixed seat, rotatable lead screw is provided in fixed seat, is stretched in the slave fixed seat of lead screw
The threaded one end gone out is combined with pair of nut, is provided on pair of nut relative to the immovable connecting seat of pedestal, the pull rod
Axis and the axis of lead screw it is at least parallel.
2. a kind of axially driving power head according to claim 1, which is characterized in that the lead screw is hollow structure, institute
The one end for stating pull rod passes through the hollow structure of lead screw to be fixed in fixed seat, and the pull rod is coaxially disposed with lead screw.
3. a kind of axially driving power head according to claim 2, which is characterized in that the pull rod is fixed by spill spin block
In fixed seat, the spill spin block can be rotatably set in fixed seat, and the axis of the rotation axis of spill spin block and pull rod
Collinearly.
4. a kind of axially driving power head according to claim 3, which is characterized in that the pull rod passes through spiral shell with spill spin block
Line connects, and screw thread glue is coated on the screw thread that pull rod is connect with spill spin block.
5. a kind of axially driving power head according to claim 1, which is characterized in that the one of separate pair of nut on lead screw
End is provided with big belt pulley, and the side of fixed seat is provided with motor, small belt pulley is provided on the output shaft of motor, described
Big belt pulley is connected with small belt pulley by belt.
6. a kind of axially driving power head according to claim 1, which is characterized in that on the connecting seat there are two settings
Symmetrical linking arm is provided on two linking arms and is mutually parallel and symmetrical connecting rod, one end of the connecting rod are fixed
Onto corresponding linking arm, the other end is fixed to relative to the immovable structure of pedestal.
7. a kind of axially driving power head according to claim 1, which is characterized in that be provided with edge in the fixed seat
The positive stop strip of the moving direction setting of fixed seat, one end of the separate fixed seat of the positive stop strip is provided with along fixed seat
The limit hole of moving direction setting, is provided with the positive stop strip being inserted into limit hole on connecting seat, and the positive stop strip can be
It is moved in the length range of limit hole.
8. a kind of axially driving power head according to claim 1, which is characterized in that be provided with protection on connecting seat
Set, the protective case extend away from the direction of fixed seat, and the one end of the protective case far from fixed seat is remote compared to lead screw
Fixed seat is farther with a distance from one end of fixed seat.
9. a kind of axially driving power head according to claim 1, which is characterized in that on the axis of pull rod and spill spin block
It is provided with interconnected oil duct, one end of the separate pull rod of spill spin block is provided with oil duct connector, the oil duct connector
One end of interior oilhole is connected to oil duct, and oily device is sent in other end connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847482.XU CN207616204U (en) | 2017-12-26 | 2017-12-26 | A kind of axially driving power head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847482.XU CN207616204U (en) | 2017-12-26 | 2017-12-26 | A kind of axially driving power head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207616204U true CN207616204U (en) | 2018-07-17 |
Family
ID=62829895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721847482.XU Active CN207616204U (en) | 2017-12-26 | 2017-12-26 | A kind of axially driving power head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207616204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355387A (en) * | 2019-07-16 | 2019-10-22 | 朗快智能科技（杭州）有限公司 | One kind is relative to sliding sleeve integral movable type mechanical main shaft |
-
2017
- 2017-12-26 CN CN201721847482.XU patent/CN207616204U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355387A (en) * | 2019-07-16 | 2019-10-22 | 朗快智能科技（杭州）有限公司 | One kind is relative to sliding sleeve integral movable type mechanical main shaft |
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