CN217831999U - Y-axis synchronous lifting mechanism and right-handed milling and boring machine - Google Patents
Y-axis synchronous lifting mechanism and right-handed milling and boring machine Download PDFInfo
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- CN217831999U CN217831999U CN202221690745.1U CN202221690745U CN217831999U CN 217831999 U CN217831999 U CN 217831999U CN 202221690745 U CN202221690745 U CN 202221690745U CN 217831999 U CN217831999 U CN 217831999U
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Abstract
The utility model discloses a Y-axis synchronous lifting mechanism and a forward-hanging type milling and boring machine, wherein the Y-axis synchronous lifting mechanism is used for the forward-hanging type milling and boring machine and comprises a main spindle box and two sets of Y-axis lifting components; the spindle box comprises a spindle box body; the two sets of Y-axis lifting assemblies are respectively arranged corresponding to the diagonal of the main spindle box body and distributed on the diagonal of the cross section of the main spindle box body, each set of Y-axis lifting assembly comprises a servo motor, and the two servo motors are used for synchronously driving the main spindle box body to move up and down so as to realize Y-axis movement of the main spindle box. The utility model provides a technical scheme, Y axle lifting unit is rationally distributed, and the drive is steady when the headstock removes, guarantees the machining precision.
Description
Technical Field
The utility model relates to a mechanical equipment technical field especially relates to a Y axle synchronous lifting mechanism and positive formula of hanging milling and boring machine.
Background
The positive hanging type milling and boring machine has a main spindle box arranged in a hollow upright post, the center of the main spindle is positioned in the center of the upright post, and the machine tool has excellent thermal symmetry performance. The machine tool type is usually presented on high-end products such as a horizontal machining center, and recently, as the user demand is continuously improved, the demand on the machine tool is not limited to a boring machine but a milling and boring machine with a square ram and a stronger function.
However, if the square ram moving function is added and the boring bar is provided, the boring bar and the ram are overlapped to have a large stroke, the cutting force is removed in the front and rear direction facing the boring bar, the square ram moves to cause the change of the position of the center of gravity, and the change of the attitude of the spindle box is brought.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a synchronous elevating system of Y axle and just hanging formula milling and boring machine aims at making Y axle lifting unit rationally distributed, and the drive is steady when the headstock removes, guarantees the machining precision.
In order to achieve the above object, the utility model provides a Y-axis synchronous lifting mechanism for a forward-hanging type milling and boring machine, which comprises a main spindle box and two sets of Y-axis lifting components, wherein the main spindle box comprises a main spindle box body; the two sets of Y-axis lifting assemblies are respectively arranged corresponding to the diagonal of the main spindle box body and distributed on the diagonal of the cross section of the main spindle box body, each set of Y-axis lifting assembly comprises a servo motor, and the two servo motors are used for synchronously driving the main spindle box body to move up and down so as to realize Y-axis movement of the main spindle box.
Optionally, the Y-axis lifting assembly further includes a speed reducer and a screw nut pair, the screw nut pair includes a screw and a screw nut fixedly mounted on the main body of the main shaft box, wherein an output shaft of the servo motor is connected to the speed reducer, and an output shaft of the speed reducer is connected to the screw.
Optionally, the Y-axis synchronous lifting mechanism further comprises:
the two grating scales are respectively used for detecting the positions of the mounting points of the two reading heads of the spindle box body in real time.
Optionally, the two sets of grating scales are respectively arranged in one-to-one correspondence with the two sets of Y-axis lifting assemblies so as to be distributed diagonally.
Optionally, the Y-axis synchronous lifting mechanism further includes two mounting assemblies for respectively correspondingly mounting the two reading heads on the main spindle box body.
Optionally, the mounting assembly comprises a mounting bracket and an adjusting shim plate, one end of the mounting bracket is connected with the corresponding reading head, the other end of the mounting bracket is connected with the adjusting shim plate, and the adjusting shim plate is mounted on the main spindle box body through a regulating nut and a bolt in a matching manner.
The utility model also provides a positive hanging type milling and boring machine, positive hanging type milling and boring machine include as above the synchronous elevating system of Y axle.
Optionally, the forward-hanging milling and boring machine comprises a hollow upright post, the spindle box in the Y-axis synchronous lifting mechanism is arranged in the hollow upright post, the upright post is provided with an upright post guide rail, and the spindle box moves up and down along the upright post guide rail.
Optionally, the positive-hanging milling and boring machine comprises a ram, the ram is mounted on the main spindle box body in the Y-axis synchronous lifting mechanism, and the ram has a transverse moving stroke.
Optionally, the Y-axis synchronous lifting mechanism further includes two sets of grating scales, each set of grating scale includes a fixed scale and a reading head, the two reading heads are respectively installed on two lateral sides of the main spindle box body, which are opposite to each other in the lateral direction, and the two grating scales are respectively used for detecting positions of two reading head installation points of the main spindle box body in real time; the two fixed sizes are respectively arranged on two lateral opposite sides of the upright post in the transverse direction.
In the technical scheme of the utility model, the Y-axis synchronous lifting mechanism is used for a direct-hanging boring and milling machine, and comprises a main spindle box and two sets of Y-axis lifting components, wherein the main spindle box comprises a main spindle box body; the two sets of Y-axis lifting assemblies are respectively arranged corresponding to opposite angles of the spindle box body and distributed on the opposite angles of the cross section of the spindle box body, each set of Y-axis lifting assembly comprises a servo motor, the two servo motors are used for synchronously driving the spindle box body to move up and down so as to realize Y-axis movement of the spindle box, the gravity center of the spindle box completely falls in the two sets of Y-axis lifting assemblies through the opposite angle distribution of the two sets of Y-axis lifting assemblies, when the two servo motors synchronously drive the spindle box body to move up and down, the stress of the spindle box is balanced, so that the Y-axis lifting assemblies are reasonable in distribution, the driving of the spindle box is stable when the spindle box moves, and the machining precision is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic front view of an embodiment of a Y-axis synchronous lifting mechanism provided by the present invention;
FIG. 2 is a schematic left view of the Y-axis synchronous lifting mechanism of FIG. 1;
FIG. 3 is a schematic top view of the Y-axis synchronous lift mechanism of FIG. 1;
FIG. 4 is a cross-sectional view of the headstock portion of the Y-axis synchronous lift mechanism of FIG. 1;
FIG. 5 is a schematic vertical cross-sectional view of the Y-axis lift assembly portion of the Y-axis synchronous lift mechanism of FIG. 1;
FIG. 6 is a schematic top view of the headstock portion of the Y-axis synchronous lift mechanism of FIG. 1;
FIG. 7 is an enlarged schematic view of detail A of FIG. 6;
fig. 8 is an enlarged schematic view of a portion B in fig. 6.
The reference numbers indicate:
| reference numerals | Name(s) | Reference numerals | Name (R) |
| 100 | Y-axis |
31 | Fixed size |
| 1 | |
32 | Reading head |
| 11 | Main |
4 | Mounting assembly |
| 2 | Y- |
41 | |
| 21 | |
42 | Adjusting backing plate |
| 22 | |
5 | Upright post |
| 23 | |
51 | Upright column guide rail |
| 231 | |
6 | |
| 3 | |
7 | Boring bar |
The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; \8230;) are provided in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The positive hanging type milling and boring machine has a main spindle box arranged in a hollow upright post, the center of the main spindle is positioned in the center of the upright post, and the machine tool has excellent thermal symmetry performance. The machine tool type is usually presented on high-end products such as a horizontal machining center, and recently, as the user demand is continuously improved, the demand on the machine tool is not limited to a boring machine but a milling and boring machine with a square ram and a stronger function.
However, if the square ram moving function is added and the boring bar is provided, the boring bar and the ram are overlapped to have a large stroke, the cutting force is removed in the front and rear direction facing the boring bar, the square ram moves to cause the change of the position of the center of gravity, and the change of the attitude of the spindle box is brought.
In view of this, the utility model provides a Y axle synchronous lifting mechanism and positive hanging type milling and boring machine aims at making Y axle lifting unit rationally distributed, and the drive is steady when the headstock removes, guarantees the machining precision. Fig. 1 to 8 show an embodiment of the Y-axis synchronous lifting mechanism of the present invention.
In the embodiment of the present invention, please refer to fig. 1 to 8, the Y-axis synchronous lifting mechanism 100 includes a main spindle box 1 and two sets of Y-axis lifting assemblies 2, the main spindle box 1 includes a main spindle box body 11; the two sets of Y-axis lifting assemblies 2 are respectively arranged corresponding to opposite corners of the main spindle box body 11 to be distributed on opposite diagonal lines of the cross section of the main spindle box body 11, each set of Y-axis lifting assembly 2 comprises a servo motor 21, and the two servo motors 21 are used for synchronously driving the main spindle box body 11 to move up and down to realize Y-axis movement of the main spindle box 1.
In the technical scheme of the utility model, the Y-axis synchronous lifting mechanism 100 is used for a forward hanging type milling and boring machine, and comprises a main spindle box 1 and two sets of Y-axis lifting components 2, wherein the main spindle box 1 comprises a main spindle box body 11; the two sets of Y-axis lifting assemblies 2 are respectively arranged corresponding to opposite angles of the spindle box body 11 and distributed on opposite diagonal lines of the cross section of the spindle box body 11, each set of Y-axis lifting assembly 2 comprises a servo motor 21, the two servo motors 21 are used for synchronously driving the spindle box body 11 to move up and down so as to realize Y-axis movement of the spindle box 1, the gravity center of the spindle box 1 completely falls into the two sets of Y-axis lifting assemblies 2 through the opposite angle layout of the two sets of Y-axis lifting assemblies 2, and when the two servo motors 21 synchronously drive the spindle box body 11 to move up and down, the stress of the spindle box 1 is balanced, so that the Y-axis lifting assemblies 2 are reasonable in layout, the spindle box 1 is stably driven when moving, and the machining precision is guaranteed.
Further, the Y-axis lifting assembly 2 further includes a speed reducer 22 and a screw nut pair 23, the screw nut pair 23 includes a screw 231 and a screw 231 nut fixedly mounted on the main spindle box body 11, wherein an output shaft of the servo motor 21 is connected to the speed reducer 22, and an output shaft of the speed reducer 22 is connected to the screw 231. Of course, can also adopt transmission modes such as rack and pinion according to actual need, the utility model discloses do not limit this.
In this embodiment, the Y-axis synchronous lifting mechanism 100 further includes two sets of grating scales 3, each set of grating scale 3 includes a fixed scale 31 and a reading head 32, the two reading heads 32 are respectively installed on two lateral sides of the main spindle box body 11 that are opposite in the transverse direction, the two grating scales 3 are respectively used for detecting positions of mounting points of the two reading heads 32 of the main spindle box body 11 in real time, and thus, with the arrangement, the two grating scales 3 and the Y-axis double-screw 231 driving servo motor 21 form closed-loop control and synchronous position driving, so that stroke precision is ensured.
Further, the two sets of grating scales 3 are respectively arranged in one-to-one correspondence with the two sets of Y-axis lifting assemblies 2 to be distributed in a diagonal line manner, so that the positions of the two reading head 32 mounting points of the spindle box body 11 are more corresponding to the positions of the two sets of Y-axis lifting assemblies 2, and the two grating scales 3 are respectively used for detecting the positions of the two reading head 32 mounting points of the spindle box body 11 in real time, so as to further ensure the stroke precision.
In this embodiment, the Y-axis synchronous lifting mechanism 100 further includes two mounting assemblies 4 for respectively correspondingly mounting the two reading heads 32 on the main spindle box body 11, so that the two reading heads 32 are more conveniently mounted.
Further, the mounting assembly 4 includes a mounting bracket 41 and an adjusting shim plate 42, one end of the mounting bracket 41 is connected with the reading head 32, the other end of the mounting bracket 41 is connected with the adjusting shim plate 42, the adjusting shim plate 42 is mounted on the main spindle box body 11 through the matching of an adjusting nut and a bolt, so that the reading head 32 and the distance between the fixed sizes 31 meet the mounting requirements, and the distance adjustment is more convenient.
The utility model also provides a positive hanging type milling and boring machine, positive hanging type milling and boring machine include as above Y-axis synchronous lifting mechanism 100. Since the positive hanging type milling and boring machine adopts all technical schemes of all the embodiments, at least all the beneficial effects brought by the technical schemes of the embodiments are achieved, and details are not repeated herein.
In this embodiment, the forward-hanging type milling and boring machine includes a hollow upright post 5, the main spindle box 1 in the Y-axis synchronous lifting mechanism 100 is disposed in the hollow upright post 5, the upright post 5 is provided with an upright post guide rail 51, and the main spindle box 1 moves up and down along the upright post guide rail 51, so as to realize Y-axis movement of the main spindle box 1.
Further, the positive hanging type milling and boring machine comprises a ram 6, the ram 6 is mounted on the spindle box body 11 in the Y-axis synchronous lifting mechanism 100, and the ram 6 has a transverse moving stroke, so that the positive hanging type milling and boring machine meets wider use requirements. Of course, the positive-hanging boring and milling machine can also comprise a boring bar 7, the inside of the ram 6 is provided with telescopic motion, and the strokes of the boring bar and the ram can be overlapped so as to adapt to different processing requirements.
In this embodiment, the Y-axis synchronous lifting mechanism 100 further includes two sets of grating scales 3, each set of grating scale 3 includes a fixed scale 31 and a reading head 32, the two reading heads 32 are respectively installed on two lateral sides of the main spindle box body 11, which are opposite in the transverse direction, and the two grating scales 3 are respectively used for detecting positions of mounting points of the two reading heads 32 of the main spindle box body 11 in real time; the two fixed scales 31 are respectively arranged on two lateral sides of the upright post 5 which are opposite in the transverse direction, and the positioning accuracy of the vertical movement of the spindle box 1 is ensured by the positioning feedback of the grating scale 3, so that the processing precision is ensured.
The above is only the preferred embodiment of the present invention, not limiting the scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A Y-axis synchronous lifting mechanism is used for a positive hanging type milling and boring machine and is characterized by comprising:
the spindle box comprises a spindle box body; and (c) a second step of,
the Y-axis lifting assemblies are arranged corresponding to opposite angles of the main spindle box body respectively and distributed on the opposite angles of the cross section of the main spindle box body, each Y-axis lifting assembly comprises a servo motor, and the two servo motors are used for synchronously driving the main spindle box body to move up and down so as to realize Y-axis movement of the main spindle box.
2. The Y-axis synchronous lifting mechanism according to claim 1, wherein the Y-axis lifting assembly further comprises a speed reducer and a screw nut pair, the screw nut pair comprises a screw and a screw nut fixedly mounted on the main spindle box body, wherein an output shaft of the servo motor is connected with the speed reducer, and an output shaft of the speed reducer is connected with the screw.
3. The Y-axis synchronous lifting mechanism according to claim 1, further comprising:
the two grating scales are respectively used for detecting the positions of the mounting points of the two reading heads of the spindle box body in real time.
4. The Y-axis synchronous lifting mechanism as claimed in claim 3, wherein two sets of the grating scales are respectively arranged in one-to-one correspondence with the two sets of the Y-axis lifting components so as to be distributed in a diagonal line.
5. The Y-axis synchronous lifting mechanism according to claim 3, further comprising two mounting assemblies for respectively mounting two reading heads to the headstock body.
6. The Y-axis synchronous lifting mechanism according to claim 5, wherein the mounting assembly comprises a mounting bracket and an adjusting shim plate, one end of the mounting bracket is connected with the corresponding reading head, the other end of the mounting bracket is connected with the adjusting shim plate, and the adjusting shim plate is installed on the main spindle box body through a regulating nut and a bolt in a matching manner.
7. A hanging type boring and milling machine, characterized in that the hanging type boring and milling machine comprises the Y-axis synchronous lifting mechanism according to any one of claims 1 to 6.
8. The forward-hung milling and boring machine as claimed in claim 7, wherein the forward-hung milling and boring machine comprises a hollow upright post, the main spindle box of the Y-axis synchronous lifting mechanism is arranged in the hollow of the upright post, the upright post is provided with an upright post guide rail, and the main spindle box moves up and down along the upright post guide rail.
9. The forward boring and milling machine as claimed in claim 8, wherein the forward boring and milling machine includes a ram mounted to the headstock body in the Y-axis synchronous lifting mechanism, the ram having a moving stroke in a lateral direction.
10. The forward-hung milling and boring machine according to claim 9, wherein the Y-axis synchronous lifting mechanism further comprises two sets of grating rulers, each set of grating ruler comprises a fixed ruler and a reading head, the two reading heads are respectively mounted on two lateral sides of the main spindle box body, which are opposite in the transverse direction, and the two grating rulers are respectively used for detecting the positions of the mounting points of the two reading heads of the main spindle box body in real time;
the two fixed sizes are respectively arranged on two lateral sides of the upright post, which are opposite in the transverse direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221690745.1U CN217831999U (en) | 2022-06-29 | 2022-06-29 | Y-axis synchronous lifting mechanism and right-handed milling and boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221690745.1U CN217831999U (en) | 2022-06-29 | 2022-06-29 | Y-axis synchronous lifting mechanism and right-handed milling and boring machine |
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| Publication Number | Publication Date |
|---|---|
| CN217831999U true CN217831999U (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221690745.1U Active CN217831999U (en) | 2022-06-29 | 2022-06-29 | Y-axis synchronous lifting mechanism and right-handed milling and boring machine |
Country Status (1)
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|---|---|
| CN (1) | CN217831999U (en) |
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- 2022-06-29 CN CN202221690745.1U patent/CN217831999U/en active Active
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