CN115673878A - High-rigidity and high-efficiency machine tool with stepped rails and powerful Y-axis - Google Patents
High-rigidity and high-efficiency machine tool with stepped rails and powerful Y-axis Download PDFInfo
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- CN115673878A CN115673878A CN202211369635.XA CN202211369635A CN115673878A CN 115673878 A CN115673878 A CN 115673878A CN 202211369635 A CN202211369635 A CN 202211369635A CN 115673878 A CN115673878 A CN 115673878A
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- main shaft
- guide rail
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- 230000007246 mechanism Effects 0.000 claims description 28
- 238000003801 milling Methods 0.000 abstract description 5
- 238000007514 turning Methods 0.000 abstract description 5
- 210000001503 joint Anatomy 0.000 abstract description 4
- 239000002131 composite material Substances 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 abstract description 2
- 238000000227 grinding Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 238000003754 machining Methods 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000005242 forging Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a high-rigidity and high-efficiency machine tool with a step rail and a powerful Y axis, which comprises a bed seat; the bed seat is arranged on the infrastructure; the bed seat is provided with a bed body, a main shaft system and an auxiliary main shaft system; the main shaft correcting system comprises a main shaft correcting box and a main shaft; the auxiliary main shaft system comprises an auxiliary main shaft box and an auxiliary main shaft; a tool rest guide rail is arranged on the lathe bed; the tool rest guide rail is a stepped rail; and a processing unit used for processing by matching the main shaft system and the auxiliary shaft system is arranged on the lathe bed. The invention adopts a structure of opposite double main shafts, double main shafts and a single power tool turret; the flat lathe bed and the step rails have good rigidity and are convenient for chip removal; the strong Y axis is provided, and strong milling processing can be carried out; the double main shafts are in butt joint, the workpiece can be subjected to turning processing, and the composite processing of turning, milling, grinding, drilling and the like of the whole workpiece can be completed on one device.
Description
Technical Field
The invention relates to a high-rigidity and high-efficiency machine tool with a stepped rail and a powerful Y axis, and belongs to the technical field of numerical control machines.
Background
Machine tools are machines for manufacturing machines, also called machine tools or machine tools, and are conventionally called machine tools for short. Generally, the machining method is divided into a metal cutting machine, a forging machine, a woodworking machine and the like. In modern machine manufacturing, a plurality of methods for machining mechanical parts comprise cutting machining, casting, forging, welding, stamping, extruding and the like, but all parts with higher precision requirements and finer surface roughness requirements are generally subjected to final machining by a cutting method on a machine tool. The machine tool plays an important role in the construction of national economy modernization.
Currently, the turning and milling compound mainly comprises an interpolation (virtual) Y axis and an orthogonal Y axis, and the virtual Y axis has short stroke, low processing precision and low speed; the Y axis of the cutter tower is mostly adopted for the orthogonal Y axis, the rigidity is poor, and the cutter tower is difficult to bear large cutting force. Therefore, it is desirable to provide a high strength and high stiffness Y-axis cutting system; the whole or most of procedures at one end of the workpiece can be finished by one-time clamping, and the whole or most of procedures at the other end can be finished by the double-spindle butt joint; one device can replace a plurality of devices, so that the occupied area is reduced; the clamping times are reduced, and the workpiece precision is improved; the process chain is reduced, and the efficiency is improved.
Disclosure of Invention
In view of the problems of the prior art, the invention provides a high-rigidity and high-efficiency machine tool with a step rail and a powerful Y axis, so as to solve the technical problems.
In order to achieve the purpose, the invention adopts the technical scheme that: a high-rigidity and high-efficiency machine tool with a step rail and a powerful Y axis comprises a bed seat; the bed seat is arranged on the infrastructure; the bed seat is provided with a bed body, a main shaft system and an auxiliary main shaft system; the main shaft correcting system comprises a main shaft correcting box and a main shaft; the auxiliary main shaft system comprises an auxiliary main shaft box and an auxiliary main shaft; a tool rest guide rail is arranged on the lathe bed; the tool rest guide rail is a stepped rail; and a processing unit used for processing by matching the main shaft system and the auxiliary shaft system is arranged on the lathe bed.
Further, a positive main spindle box of the positive main spindle system is arranged on the bed seat; the main spindle is arranged on one side of the main spindle box, and the other side of the main spindle is provided with a power chuck for clamping a workpiece; an auxiliary spindle box of the auxiliary spindle system is arranged on the bed seat; the auxiliary main shaft is arranged on one side of the auxiliary main shaft box, and the other side of the auxiliary main shaft is provided with a power chuck for clamping a workpiece; the power chuck at the end part of the positive spindle and the power chuck at the end part of the auxiliary spindle are oppositely arranged.
Furthermore, a first linear guide rail in sliding fit with the Z-axis carriage and a first driving mechanism for driving the Z-axis carriage to reciprocate on the first linear guide rail are arranged between the Z-axis carriage of the processing unit and the lathe bed; the first drive mechanism comprises a first motor; the first motor rotates to drive the screw to move so as to drive the Z-axis carriage to realize linear reciprocating motion on the first linear guide rail under the cooperation of the first motor;
the motion track of the Z-axis carriage on the first linear guide rail is parallel to the rotation axis of the main shaft system.
Further, a second linear guide rail is arranged on the Z-axis carriage; an upright post is arranged on the second linear guide rail; a second driving mechanism for driving the stand column to reciprocate on the second linear guide rail is arranged on one side of the stand column; the second drive mechanism comprises a second motor; the second motor rotates to drive the screw to move so as to drive the stand column to realize linear reciprocating motion on the second linear guide rail under the cooperation of the second motor;
and the motion track of the upright post on the second linear guide rail is vertical to the rotation axis of the main shaft system.
Furthermore, a third linear guide rail is arranged on one side of the upright column close to the main shaft system of the main pair; a sliding plate is arranged on the third linear guide rail; a third driving mechanism for driving the sliding plate to reciprocate on a third linear guide rail is arranged on one side of the sliding plate; the third drive mechanism comprises a third motor; the third motor rotates to drive the screw rod to move so as to drive the sliding plate to realize the linear reciprocating motion on the third linear guide rail under the cooperation of the third motor;
the sliding plate moves up and down along the motion track of the third linear guide rail, which is vertical to the horizontal plane of the bed;
and the sliding plate is provided with a power knife rest.
Further, a fourth linear guide rail is arranged on the end face of the side of the machine body; a base of the auxiliary spindle box is connected to the fourth linear guide rail; a fourth driving mechanism for driving the base to reciprocate on a fourth linear guide rail is arranged on one side of the base; the fourth drive mechanism comprises a fourth motor; the fourth motor rotates to drive the screw to move so as to drive the auxiliary spindle box to realize linear reciprocating motion on the fourth linear guide rail under the coordination of the fourth motor;
the fourth linear guide rail is parallel to the rotation axis of the main spindle.
Further, the main shaft correcting system is an electric main shaft.
Further, the auxiliary spindle system is an electric spindle.
The invention has the beneficial effects that:
(1) The multi-procedure processing can be completed by one-time clamping, the error caused by multiple times of clamping is reduced, and the precision is improved.
(2) The double-spindle butt joint realizes the turning processing, and can complete all or most of processing procedures, thereby greatly shortening the product manufacturing process chain, reducing the production auxiliary time caused by multiple clamping, reducing the manufacturing period and waiting time of the tool fixture, and obviously improving the processing efficiency.
(3) Due to the shortening of the manufacturing process chain, the reduction of the required equipment of products, the reduction of the number of the tool fixtures, the occupied area of a workshop and the maintenance cost of the equipment, the investment of the total fixed assets, and the production operation and management cost can be effectively reduced.
(4) The orthogonal Y axis with high rigidity and high strength can carry out powerful cutting processing on the workpiece.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the structure of the present invention.
In the figure: 1. the machining device comprises a bed seat, 11, a machining unit, 12, a first driving mechanism, 121, a first motor, 13, a second driving mechanism, 131, a second motor, 14, a third driving mechanism, 141, a third motor, 15, a fourth driving mechanism, 151, a fourth motor, 2, a lathe bed, 21, a fourth linear guide rail, 3, a positive spindle box, 4, a positive spindle, 5, a Z-axis carriage, 51, a first linear guide rail, 52, a second linear guide rail, 6, a stand column, 61, a third linear guide rail, 7, a sliding plate, 8, a power tool rest, 9, an auxiliary spindle box, 10, an auxiliary spindle, 11 and a machining unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention.
As shown in fig. 1 and 2, a high-rigidity and high-efficiency machine tool with a step rail and a powerful Y axis comprises a bed base 1; the bed seat 1 is arranged on an infrastructure; the bed seat 1 is provided with a bed body 2, a main spindle system and an auxiliary spindle system; the main shaft correcting system comprises a main shaft correcting box 3 and a main shaft correcting 4; the auxiliary main shaft system comprises an auxiliary main shaft box 9 and an auxiliary main shaft 10; a tool rest guide rail is arranged on the lathe bed 2; the tool rest guide rail is a stepped rail; and the lathe bed 2 is provided with a processing unit 11 which is used for processing by matching the main spindle system and the auxiliary spindle system.
In the preferred embodiment, the positive spindle box 3 of the positive spindle system is mounted on the bed base 1; the main spindle 4 is arranged on one side of the main spindle box 3, and a power chuck is arranged on the other side of the main spindle 4 and used for clamping a workpiece; an auxiliary main spindle box 9 of the auxiliary main spindle system is arranged on the bed base 1; the auxiliary main shaft 10 is arranged on one side of the auxiliary main shaft box 9, and the other side of the auxiliary main shaft 10 is provided with a power chuck for clamping a workpiece; the power chuck at the end part of the main shaft 4 is arranged opposite to the power chuck at the end part of the auxiliary main shaft.
In this embodiment, preferably, a first linear guide 51 in sliding fit with the Z-axis carriage 5 and a first driving mechanism 12 for driving the Z-axis carriage 5 to reciprocate on the first linear guide 51 are disposed between the Z-axis carriage 5 and the bed 2 of the machining unit 11; the first drive mechanism 12 includes a first motor 121; the first motor 121 rotates to drive the screw to move so as to drive the Z-axis carriage 5 to realize linear reciprocating motion on the first linear guide rail 51 under the cooperation of the first motor 121; the motion track of the Z-axis carriage 5 on the first linear guide rail 51 is parallel to the rotation axis of the main shaft system.
In this embodiment, preferably, the Z-axis carriage 5 is provided with a second linear guide rail 52; the second linear guide rail 52 is provided with a vertical column 6; a second driving mechanism 13 for driving the upright post 6 to reciprocate on a second linear guide rail 52 is arranged on one side of the upright post 6; the second drive mechanism 13 includes a second motor 131; the second motor 121 rotates to drive the screw to move, so as to drive the upright post 6 to realize linear reciprocating motion on the second linear guide rail 52 under the cooperation of the second motor 131; the motion track of the upright 6 on the second linear guide rail 52 is perpendicular to the rotation axis of the primary and secondary main shaft systems.
In the preferred embodiment, a third linear guide rail 61 is arranged on one side of the upright 6 close to the primary and secondary main shaft systems; a sliding plate 7 is arranged on the third linear guide rail 61; a third driving mechanism 14 for driving the sliding plate 7 to reciprocate on a third linear guide rail 61 is arranged on one side of the sliding plate 7; the third driving mechanism 14 includes a third motor 141; the third motor 141 rotates to drive the screw rod to move so as to drive the sliding plate 7 to realize the linear reciprocating motion on the third linear guide rail 61 under the cooperation of the third motor 141; the sliding plate 7 moves up and down on the third linear guide rail 61 along the motion track vertical to the horizontal plane of the bed base 1; the sliding plate 7 is provided with a power knife rest 8.
In the present embodiment, preferably, the end surface on the side of the bed 2 is provided with a fourth linear guide 21; the fourth linear guide rail 21 is connected with a base of the auxiliary spindle box 9; a fourth driving mechanism 15 for driving the base to reciprocate on a fourth linear guide rail 21 is arranged on one side of the base; the fourth driving mechanism 15 includes a fourth motor 151; the fourth motor 151 rotates to drive the screw to move so as to drive the auxiliary spindle box 9 to realize linear reciprocating motion on the fourth linear guide rail 21 under the cooperation of the fourth motor 151;
preferably, the fourth linear guide 21 is parallel to the rotation axis of the main spindle 4.
Preferably, the positive spindle system is an electric spindle.
Preferably, in this embodiment, the sub-spindle system is an electric spindle.
The invention adopts a structure of opposite double main shafts, double main shafts and a single power tool turret; the flat lathe bed and the step rails have good rigidity and are convenient for chip removal; the strong Y axis is provided, and strong milling processing can be carried out; the double main shafts are butted, the workpiece can be turned around, and the composite processing of turning, milling, grinding, drilling and the like of the whole workpiece can be finished on one device. The invention aims to provide a high-strength and high-rigidity Y-axis cutting system; the whole or most of procedures at one end of the workpiece can be finished by one-time clamping, and the whole or most of procedures at the other end can be finished by the double-spindle butt joint; one device can replace a plurality of devices, so that the occupied area is reduced; the clamping times are reduced, and the workpiece precision is improved; the process chain is reduced, and the efficiency is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A high-rigidity and high-efficiency machine tool with a step rail and a powerful Y axis is characterized by comprising a bed base (1); the bed seat (1) is arranged on an infrastructure; the bed seat (1) is provided with a bed body (2), a main spindle correcting system and an auxiliary spindle system; the main shaft correcting system comprises a main shaft correcting box (3) and a main shaft correcting box (4); the auxiliary main shaft system comprises an auxiliary main shaft box (9) and an auxiliary main shaft (10); a tool rest guide rail is arranged on the lathe bed (2); the tool rest guide rail is a stepped rail; and the lathe bed (2) is provided with a processing unit (11) which is used for processing by matching the main shaft system and the auxiliary shaft system.
2. A stepped rail, high rigidity, high efficiency machine tool with powerful Y axis according to claim 1 characterized in that the positive headstock (3) of the positive spindle system is mounted on the bed (1); the positive main shaft (4) is arranged on one side of the positive main shaft box (3), and the other side of the positive main shaft (4) is provided with a power chuck for clamping a workpiece; an auxiliary main shaft box (9) of the auxiliary main shaft system is arranged on the bed seat (1); the auxiliary main shaft (10) is arranged on one side of the auxiliary main shaft box (9), and a power chuck is arranged on the other side of the auxiliary main shaft (10) and used for clamping a workpiece; the power chuck at the end part of the main shaft (4) is arranged opposite to the power chuck at the end part of the auxiliary main shaft.
3. The stepped rail high-rigidity high-efficiency machine tool with the powerful Y axis is characterized in that a first linear guide rail (51) in sliding fit with a Z axis carriage (5) and a first driving mechanism (12) for driving the Z axis carriage (5) to reciprocate on the first linear guide rail (51) are arranged between the Z axis carriage (5) of the processing unit (11) and the machine bed (2); the first drive mechanism (12) comprises a first motor (121); the first motor (121) rotates to drive the screw to move so as to drive the Z-axis carriage (5) to realize linear reciprocating motion on the first linear guide rail (51) under the cooperation of the first motor (121);
the motion track of the Z-axis carriage (5) on the first linear guide rail (51) is parallel to the rotation axis of the primary and secondary spindle systems.
4. The stepped rail, high rigidity and high efficiency machine tool with powerful Y axis as claimed in claim 3, characterized in that the Z axis carriage (5) is provided with a second linear guide rail (52); the second linear guide rail (52) is provided with an upright post (6); a second driving mechanism (13) for driving the stand column (6) to reciprocate on the second linear guide rail (52) is arranged on one side of the stand column (6); the second drive mechanism (13) comprises a second motor (131); the second motor (121) rotates to drive the screw to move so as to drive the upright post (6) to realize linear reciprocating motion on the second linear guide rail (52) under the cooperation of the second motor (131);
the motion track of the upright post (6) on the second linear guide rail (52) is vertical to the rotation axis of the main shaft system of the primary pair.
5. A ladder rail, high rigidity and high efficiency machine tool with powerful Y axis according to claim 4 characterized in that the side of the upright column (6) near the primary and secondary main shaft system is provided with a third linear guide rail (61); a sliding plate (7) is arranged on the third linear guide rail (61); a third driving mechanism (14) for driving the sliding plate (7) to reciprocate on a third linear guide rail (61) is arranged on one side of the sliding plate (7); the third drive mechanism (14) includes a third motor (141); the third motor (141) rotates to drive the screw rod to move so as to drive the sliding plate (7) to realize the linear reciprocating motion on the third linear guide rail (61) under the coordination of the third motor (141);
the sliding plate (7) moves up and down along the motion track of the third linear guide rail (61) which is vertical to the horizontal plane of the bed base (1);
and a power tool rest (8) is arranged on the sliding plate (7).
6. A ladder rail, high rigidity, high efficiency machine tool with powerful Y axis according to claim 5 characterized in that the machine tool body (2) side end face is provided with a fourth linear guide rail (21); a base of the auxiliary spindle box (9) is connected to the fourth linear guide rail (21); a fourth driving mechanism (15) for driving the base to reciprocate on a fourth linear guide rail (21) is arranged on one side of the base; the fourth drive mechanism (15) comprises a fourth motor (151); the fourth motor (151) rotates to drive the screw to move so as to drive the auxiliary spindle box (9) to realize linear reciprocating motion on the fourth linear guide rail (21) under the cooperation of the fourth motor (151);
the fourth linear guide rail (21) is parallel to the rotation axis of the main spindle (4).
7. A stepped rail, high rigidity, high efficiency machine tool with strong Y axis as claimed in claim 1 wherein said positive spindle system is an electric spindle.
8. A stepped rail, high rigidity, high efficiency machine tool with strong Y axis as claimed in claim 1 wherein said secondary spindle system is an electric spindle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211369635.XA CN115673878A (en) | 2022-11-03 | 2022-11-03 | High-rigidity and high-efficiency machine tool with stepped rails and powerful Y-axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211369635.XA CN115673878A (en) | 2022-11-03 | 2022-11-03 | High-rigidity and high-efficiency machine tool with stepped rails and powerful Y-axis |
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| Publication Number | Publication Date |
|---|---|
| CN115673878A true CN115673878A (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211369635.XA Pending CN115673878A (en) | 2022-11-03 | 2022-11-03 | High-rigidity and high-efficiency machine tool with stepped rails and powerful Y-axis |
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| Country | Link |
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| CN (1) | CN115673878A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117733656A (en) * | 2024-02-20 | 2024-03-22 | 中国工程物理研究院材料研究所 | High-reliability turning and milling composite machining center |
-
2022
- 2022-11-03 CN CN202211369635.XA patent/CN115673878A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117733656A (en) * | 2024-02-20 | 2024-03-22 | 中国工程物理研究院材料研究所 | High-reliability turning and milling composite machining center |
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Application publication date: 20230203 |
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