CN220560431U - Spindle mechanism of three-coordinate numerical control lathe - Google Patents
Spindle mechanism of three-coordinate numerical control lathe Download PDFInfo
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- CN220560431U CN220560431U CN202322271951.XU CN202322271951U CN220560431U CN 220560431 U CN220560431 U CN 220560431U CN 202322271951 U CN202322271951 U CN 202322271951U CN 220560431 U CN220560431 U CN 220560431U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 47
- 230000020347 spindle assembly Effects 0.000 claims abstract description 8
- 238000003754 machining Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a spindle mechanism of a three-coordinate numerical control lathe, which comprises a lathe bed and a spindle mechanism, wherein the spindle mechanism comprises an X-axis moving mechanism, a Y-axis moving mechanism, a Z-axis moving mechanism and a spindle assembly, and the X-axis moving mechanism comprises a gantry bracket and an X-axis driving motor; the Z-axis moving mechanism comprises a longitudinal sliding seat, a longitudinal driving cylinder and a Z-axis driving motor, wherein the longitudinal sliding seat comprises a vertical plate and a transverse plate, the longitudinal driving cylinder is in driving connection with the top of the vertical plate, and the Z-axis driving motor is connected with a vertical plate screw rod; the main shaft assembly comprises a main shaft seat body and a main shaft, a guide groove is penetrated through the vertical plate, the main shaft seat body is movably arranged on the guide groove, and the main shaft seat body is connected to the top of the transverse plate in a sliding manner along the Y-axis direction; the Y-axis moving mechanism comprises a longitudinal connecting plate fixedly connected to the bottom of the main shaft seat body, and a Y-axis driving motor arranged at one end of the transverse plate and connected with a screw rod of the longitudinal connecting plate, so that the moving stability of the cutter can be improved, and the machining efficiency can be improved.
Description
Technical Field
The utility model relates to the technical field of numerical control machine tools, in particular to a spindle mechanism of a three-coordinate numerical control lathe.
Background
The numerical control machine tool is mainly used for cutting machining of inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces of any cone angle, complex rotation inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can be used for grooving, drilling, reaming, boring and the like. When the numerical control lathe processes the part, the clamping mechanism clamps the material, and then the main shaft drives the cutter to rotate and move, so that the cutting processing of the material is realized, and as the main shaft component of the numerical control lathe has larger weight, the main shaft component of the traditional numerical control lathe only drives the main shaft component to move up and down through one linear driving device, the work load of the linear driving device is larger, the lifting stability of the main shaft component is insufficient, the processing quality of a product is influenced, and the main shaft component can only lift at a lower speed, so that the processing efficiency is influenced.
Disclosure of Invention
The utility model aims to solve the problems of providing a three-coordinate numerical control lathe spindle mechanism, which improves the movement stability of a spindle assembly and ensures stable processing quality.
The spindle mechanism comprises a lathe bed and a spindle mechanism, wherein the spindle mechanism comprises an X-axis moving mechanism, a Y-axis moving mechanism, a Z-axis moving mechanism and a spindle assembly, and the X-axis moving mechanism comprises a gantry bracket which is connected to the top of the lathe bed in a sliding manner along the X-axis direction and an X-axis driving motor which is arranged on one side of the lathe bed and is connected with a gantry bracket screw rod; the Z-axis moving mechanism comprises a longitudinal sliding seat, a longitudinal driving cylinder arranged at the top of the gantry bracket and a Z-axis driving motor arranged at the top of the gantry bracket, wherein the longitudinal sliding seat comprises a vertical plate which is connected to the front side of the gantry bracket in a sliding manner along the Z-axis direction, and a transverse plate which is connected to the inner side end surface of the vertical plate and is positioned at the inner side of the gantry bracket; the main shaft assembly comprises a main shaft seat body arranged along the Y-axis direction, a main shaft arranged at one end of the main shaft seat body, a guide groove matched with the main shaft seat body is penetrated through the vertical plate, the main shaft seat body is movably arranged on the guide groove, and the main shaft seat body is connected to the top of the transverse plate in a sliding manner along the Y-axis direction; the Y-axis moving mechanism comprises a longitudinal connecting plate fixedly connected to the bottom of the main shaft seat body and a Y-axis driving motor arranged at one end of the transverse plate and connected with a screw rod of the longitudinal connecting plate.
Preferably, the output shaft of the longitudinal driving cylinder is opposite to the center of the top of the vertical plate, the output shaft of the longitudinal driving cylinder is fixedly connected with a cross beam, and a backing plate is fixedly connected between the end part of the cross beam and the top of the vertical plate.
Preferably, the two sides of the top of the transverse plate are provided with side plates fixedly connected with the inner side end faces of the vertical plates.
Preferably, the support steps are arranged on the outer side end surfaces of the vertical plates, guide rails are arranged on two sides of the bottom of the main shaft seat body in parallel, linear sliding blocks matched with the guide rails are arranged on the tops of the transverse plates and the support steps, and the guide rails are arranged on the linear sliding blocks.
The beneficial effects of the utility model are as follows: the utility model provides a spindle mechanism of a three-coordinate numerical control lathe, which is characterized in that a cutter is arranged on a spindle, and an X-axis driving motor can drive a gantry bracket to move left and right along a lathe bed when working, so that the X-axis direction of the cutter is adjusted; when the Y-axis driving motor works, the main shaft seat body can be driven to move back and forth along the transverse plate, so that the Y-axis direction of the cutter is adjusted, the main shaft seat body can move on the guide groove, and the movement stability of the main shaft seat body in the Y-axis direction can be improved; when the height position of the cutter needs to be adjusted, the longitudinal driving cylinder and the Z-axis driving motor work simultaneously, and the longitudinal sliding seat can stably lift under the cooperative driving action of the longitudinal driving cylinder and the Z-axis driving motor, so that the cutter is driven to stably move up and down, the moving stability of the cutter can be improved, the processing quality of a product is improved, the equipment can work for a long time, the shutdown maintenance frequency is reduced, the spindle assembly can lift faster, and the processing efficiency can be improved.
Drawings
Fig. 1 illustrates an outline structure of the present utility model.
Fig. 2 illustrates a front view of the present utility model.
Fig. 3 illustrates a cross-sectional view of the present utility model.
Reference numerals illustrate: the machine tool 10, the X-axis moving mechanism 20, the gantry 21, the X-axis driving motor 22, the Y-axis moving mechanism 30, the longitudinal connecting plate 31, the Y-axis driving motor 32, the Z-axis moving mechanism 40, the longitudinal slide 41, the vertical plate 410, the horizontal plate 411, the guide groove 412, the support step 413, the longitudinal driving cylinder 42, the Z-axis driving motor 43, the cross beam 44, the backing plate 45, the side plate 46, the spindle assembly 50, the spindle housing 51, the guide rail 510, the spindle 52, and the linear slider 520.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure.
All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are intended to be within the scope of the present disclosure, based on the described embodiments of the present disclosure.
Reference is made to fig. 1-3.
The utility model provides a spindle mechanism of a three-coordinate numerical control lathe, which comprises a lathe bed 10 and a spindle mechanism, wherein the spindle mechanism comprises an X-axis moving mechanism 20, a Y-axis moving mechanism 30, a Z-axis moving mechanism 40 and a spindle assembly 50, and the X-axis moving mechanism 20 comprises a gantry bracket 21 which is connected to the top of the lathe bed 10 in a sliding way along the X-axis direction and an X-axis driving motor 22 which is arranged on one side of the lathe bed 10 and is connected with a screw rod of the gantry bracket 21; the Z-axis moving mechanism 40 comprises a longitudinal sliding seat 41, a longitudinal driving air cylinder 42 arranged at the top of the gantry bracket 21 and a Z-axis driving motor 43 arranged at the top of the gantry bracket 21, wherein the longitudinal sliding seat 41 comprises a vertical plate 410 which is connected to the front side of the gantry bracket 21 in a sliding way along the Z-axis direction and a transverse plate 411 which is connected to the inner side end surface of the vertical plate 410 and is positioned at the inner side of the gantry bracket 21, the longitudinal driving air cylinder 42 is in driving connection with the top of the vertical plate 410, and the Z-axis driving motor 43 is in screw connection with the vertical plate 410; the spindle assembly 50 comprises a spindle seat 51 arranged along the Y-axis direction and a spindle 52 arranged at one end of the spindle seat 51, a guide groove 412 matched with the spindle seat 51 is arranged on the vertical plate 410 in a penetrating manner, the spindle seat 51 is movably arranged on the guide groove 412, and the spindle seat 51 is connected to the top of the transverse plate 411 in a sliding manner along the Y-axis direction; the Y-axis moving mechanism 30 includes a longitudinal connecting plate 31 fixedly connected to the bottom of the spindle base 51, and a Y-axis driving motor 32 disposed at one end of the transverse plate 411 and connected to the screw of the longitudinal connecting plate 31.
The working principle is that a cutter is arranged on a main shaft 52, and an X-axis driving motor 22 can drive a gantry bracket 21 to move left and right along a lathe bed 10 when working, so that the X-axis direction of the cutter is adjusted; when the Y-axis driving motor 32 works, the main shaft seat 51 can be driven to move back and forth along the transverse plate 411, so that the Y-axis direction of the cutter is adjusted, the main shaft seat 51 can move on the guide groove 412, and the movement stability of the main shaft seat 51 in the Y-axis direction can be improved; when the height position of the cutter needs to be adjusted, the longitudinal driving air cylinder 42 and the Z-axis driving motor 43 work simultaneously, the longitudinal sliding seat 41 can stably lift under the cooperative driving action of the longitudinal driving air cylinder 42 and the Z-axis driving motor 43, so that the cutter is driven to stably move up and down, the moving stability of the cutter can be improved, the processing quality of a product can be improved, the equipment can be ensured to work for a long time, the shutdown maintenance frequency is reduced, the main shaft assembly 50 can lift faster, and the processing efficiency can be improved.
Based on the above embodiment, the output shaft of the longitudinal driving cylinder 42 is opposite to the center of the top of the vertical plate 410, the beam 44 is fixedly connected to the output shaft of the longitudinal driving cylinder 42, and the pad 45 is fixedly connected between the end of the beam 44 and the top of the vertical plate 410, so that the longitudinal driving cylinder 42 can apply force to the top of the vertical plate 410 in a balanced manner, ensuring that the longitudinal sliding seat 41 moves up and down stably, and avoiding the jamming condition when the longitudinal sliding seat 41 moves up and down.
Based on the above embodiment, the two sides of the top of the transverse plate 411 are provided with the side plates 46 fixedly connected with the inner side end surfaces of the vertical plate 410, so that the assembly stability of the vertical plate 410 and the transverse plate 411 can be improved, and the structural stability of the longitudinal sliding seat 41 can be improved.
Based on the above embodiment, the support steps 413 are disposed on the outer end surface of the vertical plate 410, the guide rails 510 are disposed on two sides of the bottom of the spindle base 51 in parallel, the linear sliding blocks 520 matched with the guide rails 510 are disposed on the top of the transverse plate 411 and the support steps 413, the guide rails 510 are disposed on the linear sliding blocks 520, so that the weight of the vertical plate 410 is prevented from being too large, the stroke of the spindle base 51 in the Y-axis direction is increased, and the movement stability of the spindle base 51 is improved.
The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.
Claims (4)
1. The spindle mechanism of the three-coordinate numerical control lathe comprises a lathe body and a spindle mechanism and is characterized by comprising an X-axis moving mechanism, a Y-axis moving mechanism, a Z-axis moving mechanism and a spindle assembly, wherein the X-axis moving mechanism comprises a gantry bracket which is connected to the top of the lathe body in a sliding manner along the X-axis direction and an X-axis driving motor which is arranged on one side of the lathe body and is connected with a gantry bracket screw rod; the Z axial moving mechanism comprises a longitudinal sliding seat, a longitudinal driving cylinder arranged at the top of the gantry bracket and a Z axial driving motor arranged at the top of the gantry bracket, wherein the longitudinal sliding seat comprises a vertical plate which is connected to the front side of the gantry bracket in a sliding manner along the Z axial direction, and a transverse plate which is connected to the inner end surface of the vertical plate and is positioned at the inner side of the gantry bracket, the longitudinal driving cylinder is in driving connection with the top of the vertical plate, and the Z axial driving motor is connected with a vertical plate screw rod; the main shaft assembly comprises a main shaft seat body arranged along the Y-axis direction and a main shaft arranged at one end of the main shaft seat body, a guide groove matched with the main shaft seat body is penetrated through the vertical plate, the main shaft seat body is movably arranged on the guide groove, and the main shaft seat body is connected to the top of the transverse plate in a sliding manner along the Y-axis direction; the Y-axis moving mechanism comprises a longitudinal connecting plate fixedly connected to the bottom of the main shaft seat body and a Y-axis driving motor arranged at one end of the transverse plate and connected with a screw rod of the longitudinal connecting plate.
2. The spindle mechanism of a three-coordinate numerically controlled lathe according to claim 1, wherein the output shaft of the longitudinal driving cylinder is opposite to the center of the top of the vertical plate, a cross beam is fixedly connected to the output shaft of the longitudinal driving cylinder, and a backing plate is fixedly connected between the end of the cross beam and the top of the vertical plate.
3. The spindle mechanism of a three-coordinate numerically controlled lathe according to claim 2, wherein side plates fixedly connected with the inner side end surfaces of the vertical plates are arranged on two sides of the top of the transverse plate.
4. The spindle mechanism of the three-coordinate numerically controlled lathe according to claim 3, wherein the outer end face of the vertical plate is provided with a supporting step, two sides of the bottom of the spindle base are provided with guide rails in parallel, the tops of the transverse plate and the supporting step are provided with linear sliding blocks matched with the guide rails, and the guide rails are arranged on the linear sliding blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271951.XU CN220560431U (en) | 2023-08-23 | 2023-08-23 | Spindle mechanism of three-coordinate numerical control lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271951.XU CN220560431U (en) | 2023-08-23 | 2023-08-23 | Spindle mechanism of three-coordinate numerical control lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220560431U true CN220560431U (en) | 2024-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322271951.XU Active CN220560431U (en) | 2023-08-23 | 2023-08-23 | Spindle mechanism of three-coordinate numerical control lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220560431U (en) |
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2023
- 2023-08-23 CN CN202322271951.XU patent/CN220560431U/en active Active
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