CN212771774U - Rotating mechanism for adjusting angle of rotating shaft of milling and grinding cutter head - Google Patents
Rotating mechanism for adjusting angle of rotating shaft of milling and grinding cutter head Download PDFInfo
- Publication number
- CN212771774U CN212771774U CN202021346749.9U CN202021346749U CN212771774U CN 212771774 U CN212771774 U CN 212771774U CN 202021346749 U CN202021346749 U CN 202021346749U CN 212771774 U CN212771774 U CN 212771774U
- Authority
- CN
- China
- Prior art keywords
- cutter head
- rotating
- rotary
- milling cutter
- milling
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a slewing mechanism for adjusting milling cutter head pivot angle, wherein, including the link, rotating turret and rotation drive arrangement, milling cutter head with the rotating turret rotates to be connected, be equipped with the rotation main shaft on the link, the rotating turret is equipped with the first rotation through-hole that supplies the rotation main shaft to pass, the rotation drive arrangement drive the rotating turret rotates around the relative link of rotation main shaft. After adopting the structure, compare with prior art, beneficial effect lies in, the utility model discloses can drive the milling cutter head pivot and deflect on vertical face, adjust the angle between milling cutter head pivot and the horizontal plane to eliminate the angle of inclination between milling cutter head and the machined surface, so that the machined surface of milling cutter head can be better with the profile surface of sleeper laminate the tool setting, improved the milling machining precision.
Description
Technical Field
The utility model relates to a tool bit pivot angle adjustment mechanism technical field, concretely relates to is a slewing mechanism for adjusting milling cutter head pivot angle.
Background
The sleeper is one of railway fittings and mainly used for supporting a steel rail, maintaining the position of the steel rail and transmitting the huge pressure transmitted by the steel rail to a track bed. Among the existing railway tracks, especially high track way is mostly ballastless track, and the ride comfort is good, and stability is high. The sleeper on the ballastless track is made of reinforced concrete materials, and has higher stability and longer service life.
In practical situations, the geology is arched upwards due to stress changes, and the railway track is subjected to an uparching disease. Since railway tracks are sensitive to track reference heights, the horizontal height difference per kilometer needs to be controlled within 2 mm. Thus, small changes in the geological structure, which accumulate over time, easily exceed this limit height difference. This variation is even more pronounced, particularly in long tunnels. As long as the height difference exceeds the limit, the running speed of the high-speed rail needs to be reduced, and the running efficiency and the running safety are greatly influenced.
In order to solve the above problems, in the prior art, a milling device is mostly used, a milling cutter head is used for milling a profile surface of a sleeper to sink a rail, and an installation reference height of the rail is reduced, so that an arching phenomenon of a railway track is prevented. According to the method, the machining surface of the milling and grinding cutter head and the profile surface of the sleeper need to be subjected to tool setting before milling and grinding, the existing milling and grinding equipment can only perform linear movement adjustment on the milling and grinding cutter head in the front-back, left-right and up-down directions, however, the sections of the profile surface of the sleeper and the machining surface of the milling and grinding cutter head are inclined surfaces, and the machining surface of the milling and grinding cutter head cannot be completely attached to the profile surface of the sleeper only through the linear movement adjustment in the front-back, left-right and up-down directions, so that errors are generated during milling and grinding of the sleeper, and the milling and grinding precision is reduced.
In view of the above, the applicant has made an intensive study to solve the above problems and has made the present invention.
Disclosure of Invention
The utility model discloses a main aim at provides a slewing mechanism for adjusting milling cutter head pivot angle can drive the milling cutter head pivot and deflect on vertical face to adjust the angle between milling cutter head pivot and the horizontal plane, make the profile face of milling cutter head can be better and the sleeper laminate the tool setting.
In order to achieve the above purpose, the solution of the present invention is:
the utility model provides a slewing mechanism for adjusting milling cutter head pivot angle, wherein, includes the link, rotating turret and rotation drive arrangement, milling cutter head with the rotating turret rotates to be connected, be equipped with the rotation main shaft on the link, the rotating turret is equipped with the first rotation through-hole that supplies the rotation main shaft to pass, the drive of rotation drive arrangement the rotating turret rotates around the relative link of rotation main shaft.
Further, the rotation driving device comprises a cam, a driving motor, a screw rod and a thread rotating block, the cam is fixedly connected with the rotating frame, the cam is provided with a connecting portion connected with the rotating frame, the connecting portion is provided with a second rotating through hole matched with a rotating main shaft, the connecting portion is provided with a protruding portion protruding towards the outer side surface of the connecting portion, the thread rotating block is rotatably connected with the protruding portion, the driving motor is arranged on the connecting frame, the output end of the driving motor is connected with the screw rod, and the screw rod is horizontally arranged and is in threaded connection with the thread rotating block.
Furthermore, the protruding portion is provided with a third rotating through hole, the thread rotating block is provided with a rotating convex shaft protruding outwards, and the rotating convex shaft is embedded into the third rotating through hole and connected in a rotating mode.
Furthermore, still be equipped with a plurality of bar arc holes on the rotating turret, be equipped with a plurality of direction stop screw on the link, direction stop screw passes bar arc hole and links firmly with the link lock.
Furthermore, arc plates protruding outwards are further arranged on two sides of the rotating frame, abutting oil cylinders are arranged on two sides of the connecting frame, abutting die heads are arranged on piston rods of the abutting oil cylinders, the abutting oil cylinders drive the abutting die heads to abut against or keep away from the arc plates, and arc grooves for matching and attaching the arc plates are formed in the side faces of the abutting die heads.
After adopting above-mentioned structure, the milling cutter head sets up on the rotating turret, before rotating and adjusting, the milling cutter head pivot is in horizontal position, the profile face that the milling cutter head is close to the sleeper earlier, when rotating and adjusting, driving motor drive lead screw rotates, make the screw rotor block carry out horizontal migration along the lead screw, the drive cam rotates, thereby it rotates to drive the relative link of rotating turret, make the milling cutter head rotate on vertical face round rotating the main shaft, produce the angular variation between milling cutter head pivot and the horizontal plane, the realization is to the angle modulation of milling cutter head pivot.
Compared with the prior art, beneficial effect lies in, this is novel can drive the milling cutter head pivot and deflect on vertical face, adjusts the angle between milling cutter head pivot and the horizontal plane to eliminate the angle of inclination between milling cutter head and the machined surface, so that the profile surface that the machined surface that makes the milling cutter head can be better and the sleeper laminate the tool setting, improved the milling and grinding machining precision.
Drawings
Fig. 1 is a perspective view of the external structure of the present invention.
FIG. 2 shows the structure of the present invention
In the figure:
a connecting frame-1; rotating the main shaft-11; a guide limit screw-12; a propping oil cylinder-13;
abutting against the die head-14; a rotating frame-2; a connecting arm-21; a first rotation through hole-22;
a strip arc-shaped hole-23; an arc-shaped plate-24; a milling and grinding head-31; a cam-41;
a second rotary through-hole-411; a third rotational via-412; a drive motor-42; a screw rod-43;
-44, a threaded turning block; the protruding shaft-441 is rotated.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
Coordinate axis X, Y, Z shows the utility model discloses a fore-and-aft direction, left and right directions and upper and lower direction respectively in the picture, and the directional place ahead of coordinate axis X is to the direction, and coordinate axis Y indicates left direction, and coordinate axis Z indicates upward direction, and the nodical O point of coordinate axis X, Y, Z.
As shown in fig. 1-2, a rotating mechanism for adjusting the angle of the rotating shaft of a milling and grinding head includes a connecting frame 1, a rotating frame 2 and a rotation driving device, two connecting arms 21 are provided on the rotating frame 2, two ends of the rotating shaft of the milling and grinding head 31 are rotatably connected with the two connecting arms 21 respectively, a power driving device for driving the milling and grinding head 31 to rotate is provided above the rotating frame 2, and the output end of the power driving device and the milling and grinding head 31 are driven by a belt pulley. Be equipped with fixed connection's rotation main shaft 11 on the link 1, the rotating turret 2 is equipped with the first through-hole 22 of rotating that passes rotation main shaft 11, rotation drive device establishes on link 1 and drive rotating turret 2 revolutes rotation main shaft 11 and rotates relative link 1, it rotates to drive milling cutter head 31 on the coordinate axis YOZ face, adjust the contained angle between milling cutter head 31 pivot and the Y axle, thereby adjust the inclination of the machined surface of milling cutter head 31 to the profile face parallel with the sleeper, make the machined surface of milling cutter head 31 can laminate more with the profile face of sleeper, the tool setting is more accurate.
Preferably, the rotation driving device comprises a cam 41, a driving motor 42, a screw 43, and a thread turning block 44, the cam 41 is fixedly connected with the rotating frame 2, the cam 41 has a connecting portion connected with the rotating frame 2, the connecting portion is provided with a second rotation through hole 411 matched and rotatably connected with the rotating main shaft 11, the connecting portion is provided with a protruding portion protruding towards the outer side surface of the connecting portion, and the thread turning block 44 is rotatably connected with the protruding portion. The driving motor 42 is horizontally arranged on the connecting frame 1, the output end of the driving motor 42 is connected with the screw rod 43, and the screw rod 43 is horizontally arranged and is in threaded connection with the thread turning block 44.
After adopting above-mentioned structure, through motor and lead screw 43 transmission, transmission efficiency is high, and the precision is high, and the noise is low, is fit for high-speed round trip transmission. Before rotation, the rotating shaft of the milling and grinding head 31 is in a horizontal position and is parallel to the Y axis, and when the rotating shaft rotates, the driving motor 42 drives the screw rod 43 to rotate, so that the thread rotating block 44 horizontally moves along the screw rod 43. When the threaded rotating block 44 moves rightwards along the screw rod 43, the driving cam 41 rotates anticlockwise so as to drive the rotating frame 2 to rotate anticlockwise relative to the connecting frame 1, an included angle is formed between the rotating shaft of the milling cutter head 31 and the Y axis, and the height of the right end of the rotating shaft is lower than that of the left end of the rotating shaft; when the threaded rotating block 44 moves leftwards along the screw rod 43, the driving cam 41 rotates clockwise, so as to drive the rotating frame 2 to rotate clockwise relative to the connecting frame 1, at this time, an included angle is formed between the rotating shaft of the milling cutter head 31 and the Y axis, and the height of the right end of the rotating shaft is higher than that of the left end of the rotating shaft.
Preferably, the protruding portion is provided with a third rotating through hole 412, the screw rotation block 44 is provided with a rotating protruding shaft 441 protruding outwards, and the rotating protruding shaft 441 is embedded into the third rotating through hole 412 for rotating connection, and with the structure, the connection structure of the screw rotation block 44 is simple, and the assembly and disassembly are convenient.
Preferably, the rotating frame 2 is further provided with a plurality of strip-shaped arc-shaped holes 23 taking the rotating main shaft 11 as a circle center, the connecting frame 1 is provided with a plurality of guide limit screws 12, and the guide limit screws 12 penetrate through the strip-shaped arc-shaped holes 23 and are locked with the connecting frame 1. Adopt direction stop screw 12 and the cooperation of bar arc hole 23, play the guide effect to rotating turret 2, make rotating turret 2 rotate more steadily. Meanwhile, when the guide limit screw 12 abuts against the side wall of the strip-shaped arc-shaped hole 23, the rotating frame 2 stops rotating, and the rotating frame 2 is limited.
Preferably, after the rotating frame 2 is adjusted in a rotating manner, in order to avoid the rotating frame 2 from deflecting during milling and grinding, arc-shaped plates 24 protruding outwards are further arranged on two sides of the rotating frame 2, abutting oil cylinders 13 are arranged on two sides of the connecting frame 1, abutting die heads 14 are arranged on piston rods of the abutting oil cylinders 13, the abutting oil cylinders 13 drive the abutting die heads 14 to abut against or keep away from the arc-shaped plates 24, and arc-shaped grooves for matching and attaching the arc-shaped plates 24 are formed in the side faces of the abutting die heads 14. After the structure is adopted, before the rotating frame 2 rotates and is adjusted, the abutting oil cylinder 13 drives the abutting die head 14 to be attached to the arc-shaped plate 24, so that the abutting plate can rotate conveniently and plays a role in guiding; after the rotating frame 2 is adjusted in a rotating mode, the abutting oil cylinder 13 drives the abutting die head 14 to abut against the arc-shaped plate 24, so that the rotating frame 2 is further fixed, and the rotating frame 2 is prevented from deflecting. And the peripheral face of arc 24 and the tank bottom surface of arc adopt the arc structure, no matter how many angles the rotating turret 2 rotates, the arc all the time can closely laminate with arc 24.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (5)
1. The utility model provides a slewing mechanism for adjusting milling cutter head pivot angle, a serial communication port, including the link, rotating turret and rotation drive arrangement, milling cutter head with the rotating turret rotates to be connected, be equipped with the rotation main shaft on the link, the rotating turret is equipped with the first rotation through-hole that supplies the rotation main shaft to pass, the drive of rotation drive arrangement the rotating turret rotates around the relative link of rotation main shaft.
2. The rotary mechanism for adjusting the angle of the spindle of the milling cutter head according to claim 1, wherein the rotary driving means includes a cam, a driving motor, a lead screw, and a screw block, the cam is fixedly connected to the turret, the cam has a connecting portion connected to the turret, the connecting portion has a second rotary through hole engaged with the rotary spindle, the connecting portion has a protrusion protruding toward the outer side of the connecting portion, the screw block is rotatably connected to the protrusion, the driving motor is provided on the connecting frame, and the output end of the driving motor is connected to the lead screw, and the lead screw is horizontally disposed and threadedly connected to the screw block.
3. The rotary mechanism for adjusting the rotary shaft angle of the milling cutter head as claimed in claim 2, wherein the protrusion has a third through hole, and the threaded rotary block has a rotary protruding shaft protruding outward, and the rotary protruding shaft is inserted into the third through hole for rotary connection.
4. The rotary mechanism for adjusting the angle of the spindle of the milling and grinding head as claimed in claim 1, wherein the rotary frame further has a plurality of arc-shaped holes, and the connecting frame has a plurality of guiding and limiting screws, and the guiding and limiting screws pass through the arc-shaped holes and are locked with the connecting frame.
5. The rotating mechanism for adjusting the rotating shaft angle of the milling and grinding head as claimed in claim 1, wherein two sides of the rotating frame are further provided with arc plates protruding outwards, two sides of the connecting frame are provided with abutting cylinders, piston rods of the abutting cylinders are provided with abutting die heads, the abutting cylinders drive the abutting die heads to abut against or keep away from the arc plates, and the side surfaces of the abutting die heads are provided with arc grooves for matching and attaching the arc plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346749.9U CN212771774U (en) | 2020-07-10 | 2020-07-10 | Rotating mechanism for adjusting angle of rotating shaft of milling and grinding cutter head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346749.9U CN212771774U (en) | 2020-07-10 | 2020-07-10 | Rotating mechanism for adjusting angle of rotating shaft of milling and grinding cutter head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212771774U true CN212771774U (en) | 2021-03-23 |
Family
ID=75077066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021346749.9U Active CN212771774U (en) | 2020-07-10 | 2020-07-10 | Rotating mechanism for adjusting angle of rotating shaft of milling and grinding cutter head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212771774U (en) |
-
2020
- 2020-07-10 CN CN202021346749.9U patent/CN212771774U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210598817U (en) | Double-track adjustable high slope anchor rod drilling machine | |
| CN212771774U (en) | Rotating mechanism for adjusting angle of rotating shaft of milling and grinding cutter head | |
| CN2889681Y (en) | Bridge type drilling machine | |
| CN111791122B (en) | Sleeper grinding machine removes actuating mechanism | |
| CN101590545B (en) | Guide rail vibration damping mechanism of circular sawing machine | |
| CN201455441U (en) | Guide rail vibration reduction damping mechanism of circular disk sawing machine | |
| CN117380831A (en) | Punching positioning device for cable bracket mechanism | |
| CN209867955U (en) | Flexible linear electric motor double-drive gantry platform | |
| CN212955659U (en) | Sewing machine | |
| CN218324746U (en) | Drilling deviation prevention device | |
| CN213013729U (en) | Adjustable positioning clamping jaw for sleeper processing | |
| CN208644135U (en) | A kind of ballastless track of high-speed railway drilling device | |
| CN111719363B (en) | Method for eliminating arch-up defect of railway sleeper | |
| CN111719360B (en) | Milling and grinding device for eliminating arch defect on railway sleeper | |
| CN213351956U (en) | Novel grinding machine removes actuating mechanism | |
| CN212614545U (en) | Pneumatic drill limiting device | |
| CN111719361B (en) | A frame level (l) ing mechanism for sleeper mills processing of grinding | |
| CN2851803Y (en) | Linear motor platform structure | |
| CN203541609U (en) | Multi-shaft device supporting structure of horizontal drilling machine | |
| CN212771782U (en) | Horizontal adjusting mechanism of sleeper processing rack | |
| CN220645851U (en) | Drilling equipment | |
| CN111719362B (en) | A frame orienting mechanism for sleeper mills processing of grinding | |
| CN220347712U (en) | Door and window section bar saw mills integrative processing line | |
| CN212771781U (en) | Sleeper processing rack orientation mechanism | |
| CN210797131U (en) | Rotary transverse moving frame with rotary beam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |