CN212794113U - Non-spiral axially adjustable feed distance propeller - Google Patents
Non-spiral axially adjustable feed distance propeller Download PDFInfo
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- CN212794113U CN212794113U CN202021495019.5U CN202021495019U CN212794113U CN 212794113 U CN212794113 U CN 212794113U CN 202021495019 U CN202021495019 U CN 202021495019U CN 212794113 U CN212794113 U CN 212794113U
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- optical axis
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- feeding
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Abstract
The utility model discloses a spiral-free axial adjustable feeding distance propeller, which comprises a fixed block, wherein the middle part of the fixed block is provided with a horizontal through hole, and an optical axis is arranged in the horizontal through hole in a sliding way; a plurality of functional holes are uniformly arranged in the fixed block around the optical axis on a plane vertical to the optical axis; one of the functional holes is an adjusting hole and the other functional holes are positioning holes; a ball support mechanism is arranged in the positioning hole and is in rolling pressure connection with the optical axis; a feeding adjusting mechanism is arranged in the adjusting hole, the feeding adjusting mechanism is connected with a direction wheel with a circular section, the direction wheel is in compression joint with the optical axis, and the feeding adjusting mechanism is used for adjusting the rotating angle of the direction wheel in the horizontal direction; a gap is formed between the optical axis and the hole wall of the horizontal through hole. The utility model discloses break away from the pitch constraint, can conveniently adjust the feed distance when the specific angle of optical axis rotation, have concurrently simultaneously and feed stably, through the advantage that control rotation angle can accurate control feed distance.
Description
Technical Field
The utility model relates to the technical field of machining, especially, relate to rotary feeding mechanism.
Background
The spiral feeding mechanism is a feeding device commonly used for machining, has the advantages of stable feeding and capability of accurately controlling the feeding distance by controlling the rotating angle, and has the defects that the feeding distance cannot be adjusted by rotating a circle because the thread pitch cannot be changed, and the spiral feeding mechanism is not flexible and convenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a no spiral axial is adjustable to be fed apart from the pitch constraint, can conveniently adjust the feeding distance when rotatory week, has simultaneously concurrently and feeds stably, can the accurate control feeding distance's through control rotation angle advantage.
In order to achieve the purpose, the spiral-free axially adjustable feed distance propeller comprises a fixed block, wherein a horizontal through hole is formed in the middle of the fixed block, an optical shaft is slidably arranged in the horizontal through hole, the two ends of the optical shaft extend out of the horizontal through hole, one end of the optical shaft is an operation end, and the other end of the optical shaft is a feed end;
on a plane perpendicular to the optical axis, more than three functional holes are uniformly arranged in the fixed block around the optical axis, the inner end of each functional hole is communicated with the horizontal functional hole, the outer end of each functional hole is opened on the surface of the fixed block, and the outer end of each functional hole is provided with a thread;
one of the functional holes is an adjusting hole and the other functional holes are positioning holes;
a ball support mechanism is arranged in the positioning hole and is in rolling pressure connection with the optical axis; a feeding adjusting mechanism is arranged in the adjusting hole, the feeding adjusting mechanism is connected with a direction wheel with a circular section, the direction wheel is in compression joint with the optical axis, and the feeding adjusting mechanism is used for adjusting the rotating angle of the direction wheel; a gap is formed between the optical axis and the hole wall of the horizontal through hole.
The ball supporting mechanism comprises a positioning screw block which is in threaded connection with the outer end part of the positioning hole, the positioning screw block is in compression joint with a ball through a pressure spring, and the ball is in rolling compression joint with the optical axis.
The feeding adjusting mechanism comprises an adjusting rod connected with a wheel shaft of the direction wheel and a positioning screw block in threaded connection with the outer end part of the adjusting hole, and the positioning screw block is in pressure connection with the direction wheel through a pressure spring; the adjusting rod penetrates through the positioning screw block and is in sliding fit with the positioning screw block, a hexagonal groove is formed in the outer end face of the adjusting rod, and the hexagonal groove is used for enabling a hexagonal wrench to rotate the adjusting rod.
The operating end of the optical axis is connected with a handle for manually rotating the optical axis.
The function hole is evenly equipped with four around the optical axis.
The utility model discloses have following advantage:
the utility model discloses simple structure, convenient to use can adjust the angle between direction wheel and the optical axis through feeding adjustment mechanism, and then adjusts the distance that the optical axis fed when the optical axis rotates a week (or other specific angles).
The pressing force of each pressure spring can be adjusted by the depth of each positioning screw block screwed into each functional hole, so that the stability of feeding operation can be realized by adjusting the pressing force of each pressure spring.
The ball supporting mechanism is convenient to install, is matched with the feeding adjusting mechanism, can adjust the pressing force of the direction wheel and each ball on the optical axis by adjusting the depth of each positioning screw block rotating into each functional hole, and further finely adjusts the position of the optical axis, so that the optical axis is in a state of small friction with the hole wall of the horizontal through hole (the optimal state is that the optical axis is not contacted with the hole wall of the horizontal through hole for a circle), and the rotary feeding operation of the optical axis is facilitated.
The feeding adjusting mechanism is simple in structure, a hexagonal wrench can be conveniently used for rotating the adjusting rod and further rotating the direction wheel, the included angle between the plane where the direction wheel is located and the optical axis is finally adjusted, and the purpose of adjusting the forward (or backward) feeding distance when the optical axis rotates for one week is achieved.
When the handle is not arranged, the operation end of the optical axis can be connected with the stepping motor through the coupler, and automatic accurate feeding is realized under the driving of the stepping motor.
The setting of handle is convenient for the staff manual rotation optical axis to carry out the manual work of feeding.
The functional hole evenly is equipped with four around the optical axis, can make each functional hole set up in four upper and lower, left and right azimuths of optical axis around the optical axis, need not set up the inclined hole, and convenient processing preparation also can be through ball supporting mechanism and feed adjustment mechanism stable support and drive optical axis certainly.
Drawings
Fig. 1 is a schematic sectional view of the front view direction of the present invention in a second state;
fig. 2 is a schematic cross-sectional view in a left-side view of the present invention in a first state;
FIG. 3 is a schematic view of the optical axis engaging the steering wheel in a first state;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a schematic view of the optical axis engaging the direction wheel in a second state;
FIG. 6 is a left side view of FIG. 5;
FIG. 7 is a schematic view of the optical axis engaging with the direction wheel in a third state;
fig. 8 is a left side view of fig. 7.
Detailed Description
As shown in fig. 1 to 8, the spiral-free axially adjustable feed distance propeller of the present invention comprises a fixed block 1, a horizontal through hole is provided in the middle of the fixed block 1, an optical axis 2 is slidably inserted into the horizontal through hole, the two ends of the optical axis 2 extend out of the horizontal through hole, one end of the optical axis 2 is an operation end and the other end thereof is a feed end;
on a plane perpendicular to the optical axis 2, more than three functional holes are uniformly formed in the fixed block 1 around the optical axis 2, the inner ends of the functional holes are communicated with the horizontal functional holes, the outer ends of the functional holes are opened on the surface of the fixed block 1, and the outer ends of the functional holes are provided with threads;
one of the functional holes is an adjusting hole 3 and the other functional holes are positioning holes 4;
a ball supporting mechanism is arranged in the positioning hole 4 and is in rolling pressure connection with the optical axis 2; a feeding adjusting mechanism is arranged in the adjusting hole 3, the feeding adjusting mechanism is connected with a direction wheel 5 with a circular section, the direction wheel 5 is in compression joint with the optical axis 2, and the feeding adjusting mechanism is used for adjusting the rotating angle of the direction wheel 5 in the horizontal direction; there is a gap between the optical axis 2 and the wall of the horizontal through hole, where the gap is small, not shown.
The utility model discloses simple structure, convenient to use can adjust the angle between direction wheel 5 and the optical axis 2 through feeding adjustment mechanism, and then adjusts the distance that optical axis 2 fed when optical axis 2 rotates a week (or other specific angles).
The ball supporting mechanism comprises a positioning screw block 6 which is in threaded connection with the outer end part of the positioning hole 4, the positioning screw block 6 is in pressure connection with a ball 8 through a pressure spring 7, and the ball 8 is in rolling pressure connection with the optical axis 2. The balls 8 may be replaced by rollers; when the roller is adopted, the plane of the roller is perpendicular to the axis of the optical axis 2. The outer end face of the positioning screw block 6 in each ball supporting mechanism is provided with a hexagonal groove 10, and the hexagonal groove 10 is used for rotating the corresponding positioning screw block 6 by using a hexagonal wrench to adjust the pressing force of the pressure spring 7.
The pressing force of each pressure spring 7 can be adjusted by the depth of each positioning screw block 6 screwed into each functional hole, so that the stability of the feeding operation can be realized by adjusting the pressing force of each pressure spring 7.
The ball 8 supporting mechanism is convenient to install, the ball 8 supporting mechanism is matched with the feeding adjusting mechanism, the pressing force of the direction wheel 5 and each ball 8 on the optical axis 2 can be adjusted by adjusting the depth of each positioning screw block 6 rotating into each functional hole, the position of the optical axis 2 is further finely adjusted, the optical axis 2 is in a state with small friction force with the hole wall of the horizontal through hole, the optimal state is that the optical axis 2 is not in contact with the hole wall of the horizontal through hole in a circle, and the rotating feeding operation of the optical axis 2 is facilitated.
The feeding adjusting mechanism comprises an adjusting rod 9 connected with a wheel shaft of the direction wheel 5 and a positioning screw block 6 in threaded connection with the outer end part of the adjusting hole 3, and the positioning screw block 6 is in pressure connection with the direction wheel 5 through a pressure spring 7; the adjusting rod 9 penetrates through the positioning screw block 6 and is in sliding fit with the positioning screw block 6, a hexagonal groove 10 is formed in the outer end face of the adjusting rod 9, and the hexagonal groove 10 is used for enabling a hexagonal wrench to rotate the adjusting rod 9.
The feeding adjusting mechanism is simple in structure, a hexagonal wrench can be conveniently used for rotating the adjusting rod 9 and further rotating the direction wheel 5, the included angle between the plane where the direction wheel 5 is located and the optical axis 2 is finally adjusted, and the purpose of adjusting the forward (or backward) feeding distance when the optical axis 2 rotates for one circle is achieved.
A handle 11 for manually rotating the optical axis 2 is connected to the operating end of the optical axis 2.
When the handle 11 is not arranged, the operation end of the optical axis 2 can be connected with the stepping motor through the coupler, and automatic accurate feeding is realized under the driving of the stepping motor.
The handle 11 is provided to facilitate manual rotation of the optical axis 2 by a worker to perform a manual feeding operation.
The functional holes are uniformly provided with four around the optical axis 2.
The functional hole evenly is equipped with four around optical axis 2, can make each functional hole set up in four upper and lower, left and right positions of optical axis 2 around optical axis 2, need not set up the inclined hole, and convenient processing preparation also can be through ball 8 supporting mechanism and feed adjustment mechanism stable support and drive optical axis 2 certainly.
According to the rotation angle of the steering wheel 5, the utility model discloses three kinds of states have. The axis of the optical axis 2 is the X-axis direction.
In the first state shown in fig. 3 and 4, the plane of the direction wheel 5 is perpendicular to the axis of the optical axis 2, and when the optical axis 2 and the direction wheel 5 rotate relatively, the direction wheel 5 does not generate driving force in the X-axis direction on the optical axis 2, so that the optical axis 2 only rotates without feeding. At this time, the direction wheel 5 is pressed against the optical axis 2 and can rotate, rolling friction is generated between the direction wheel 5 and the optical axis 2, and resistance when the optical axis 2 rotates is small.
In the second state shown in fig. 5 and 6, the plane of the direction wheel 5 forms an angle with the axis of the optical axis 2, and when the optical axis 2 and the direction wheel 5 rotate relatively, the direction wheel 5 generates a component force in the X-axis direction on the optical axis 2, and the component force drives the optical axis 2 to perform a feeding operation. The larger the intersection angle between the plane of the direction wheel 5 and the axis of the spindle is (0-90 degrees), the larger the axial feeding distance of the optical axis 2 under a unit rotation angle is. The crossed angle between the direction wheel 5 and the optical axis 2 can be adjusted through the adjusting rod 9, so that the axial feeding distance of the optical axis 2 under the unit rotation angle can be adjusted, and the thread pitch of the thread fit is adjusted under the condition that the shaft is in thread fit with the horizontal through hole.
In the third state shown in fig. 7 and 8, the plane of the direction wheel 5 is coplanar with the axis of the optical axis 2 (the axis of the optical axis 2 falls within the plane of the direction wheel 5), and when the optical axis 2 and the direction wheel 5 rotate relatively, the direction wheel 5 does not generate driving force in the X-axis direction to the optical axis 2, and the direction wheel 5 can only press the optical axis 2 but cannot rotate, and there is sliding friction between the direction wheel 5 and the optical axis 2, so that the optical axis 2 only rotates without feeding, and the friction resistance when the optical axis 2 rotates is large.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
Claims (5)
1. The adjustable feed distance precession ware of no spiral axial, its characterized in that: the device comprises a fixed block, wherein a horizontal through hole is formed in the middle of the fixed block, an optical shaft penetrates through the horizontal through hole in a sliding mode, two ends of the optical shaft extend out of the horizontal through hole, one end of the optical shaft is an operation end, and the other end of the optical shaft is a feeding end;
on a plane perpendicular to the optical axis, more than three functional holes are uniformly arranged in the fixed block around the optical axis, the inner end of each functional hole is communicated with the horizontal functional hole, the outer end of each functional hole is opened on the surface of the fixed block, and the outer end of each functional hole is provided with a thread;
one of the functional holes is an adjusting hole and the other functional holes are positioning holes;
a ball support mechanism is arranged in the positioning hole and is in rolling pressure connection with the optical axis; a feeding adjusting mechanism is arranged in the adjusting hole, the feeding adjusting mechanism is connected with a direction wheel with a circular section, the direction wheel is in compression joint with the optical axis, and the feeding adjusting mechanism is used for adjusting the rotating angle of the direction wheel; a gap is formed between the optical axis and the hole wall of the horizontal through hole.
2. The screwless axially adjustable feed distance precession machine according to claim 1, wherein: the ball supporting mechanism comprises a positioning screw block which is in threaded connection with the outer end part of the positioning hole, the positioning screw block is in compression joint with a ball through a pressure spring, and the ball is in rolling compression joint with the optical axis.
3. The screwless axially adjustable feed distance precession machine according to claim 2, wherein: the feeding adjusting mechanism comprises an adjusting rod connected with a wheel shaft of the direction wheel and a positioning screw block in threaded connection with the outer end part of the adjusting hole, and the positioning screw block is in pressure connection with the direction wheel through a pressure spring; the adjusting rod penetrates through the positioning screw block and is in sliding fit with the positioning screw block, a hexagonal groove is formed in the outer end face of the adjusting rod, and the hexagonal groove is used for enabling a hexagonal wrench to rotate the adjusting rod.
4. The screwless axially adjustable feed distance precession machine according to any one of claims 1 to 3, wherein: the operating end of the optical axis is connected with a handle for manually rotating the optical axis.
5. The screwless axially adjustable feed distance precession machine according to any one of claims 1 to 3, wherein: the function hole is evenly equipped with four around the optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021495019.5U CN212794113U (en) | 2020-07-27 | 2020-07-27 | Non-spiral axially adjustable feed distance propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021495019.5U CN212794113U (en) | 2020-07-27 | 2020-07-27 | Non-spiral axially adjustable feed distance propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212794113U true CN212794113U (en) | 2021-03-26 |
Family
ID=75104263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021495019.5U Expired - Fee Related CN212794113U (en) | 2020-07-27 | 2020-07-27 | Non-spiral axially adjustable feed distance propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212794113U (en) |
-
2020
- 2020-07-27 CN CN202021495019.5U patent/CN212794113U/en not_active Expired - Fee Related
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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: 20210326 Termination date: 20210727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |