CN211052522U - Lathe convenient to center - Google Patents
Lathe convenient to center Download PDFInfo
- Publication number
- CN211052522U CN211052522U CN201922060362.0U CN201922060362U CN211052522U CN 211052522 U CN211052522 U CN 211052522U CN 201922060362 U CN201922060362 U CN 201922060362U CN 211052522 U CN211052522 U CN 211052522U
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- Prior art keywords
- lathe
- laser pen
- slide
- workpiece
- lathe bed
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- 238000009434 installation Methods 0.000 abstract description 9
- 230000001174 ascending effect Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a lathe convenient to heart relates to the lathe field, the lower problem of precision when aiming at solving traditional workpiece setting, and its technical scheme main points are: the centering device comprises a lathe bed, a spindle box arranged at one end of the lathe bed, a four-jaw chuck connected to an output shaft of the spindle box, an auxiliary shaft seat arranged at the other end of the lathe bed, and a centering assembly arranged on the lathe bed, wherein the centering assembly comprises a fixed seat fixed on one side of the lathe bed and a sliding seat connected to the fixed seat in a sliding manner, the sliding seat is provided with a lifting assembly, the top of the lifting assembly is connected with a bearing bracket for bearing a workpiece, and the side wall of the bearing bracket is provided with an alignment assembly for. The utility model discloses a lathe convenient to heart has laborsaving, the high advantage of installation accuracy of installation work piece.
Description
Technical Field
The utility model belongs to the technical field of the technique of lathe equipment and specifically relates to a lathe convenient to heart is related to.
Background
The lathe is a machine tool for turning a rotating workpiece mainly by a lathe tool, and a drill, a reamer, a tap, a die, a knurling tool and the like can be used for corresponding processing on the lathe tool.
The simple lathe for turning disclosed in the Chinese patent with the publication number of CN209094555U comprises a body, stand legs, a movable frame, a gear disc, a fixing device and a knife rest, wherein the stand legs are arranged at the bottom of the body and are welded with the body, the gear disc is arranged on the left side of the body and is rotatably connected with the fixing device through chains, a fixing seat is arranged on the right side of the body and is detachably connected with the body through nuts, a tailstock is arranged on the fixing seat, a point position needle is arranged on the left side of the tailstock, a circular adjusting disc is arranged on the right side of the tailstock and is rotatably connected with the tailstock, the movable frame is arranged in the middle of the body, the knife rest is arranged on the movable frame, a movable crank is arranged on the right side of the knife rest and is rotatably connected with the movable frame, and a movable groove is formed in the fixing device.
When the lathe is used for processing large parts, after the three-jaw chuck clamps the workpiece, the center of the workpiece can be deviated, and the processing precision is reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a lathe convenient to heart has the advantage that improves the installation accuracy.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a lathe convenient to heart, includes the lathe bed, sets up in the headstock of lathe bed one end, connects in the four-jaw chuck of headstock output shaft, sets up in the countershaft seat of the lathe bed other end, still including setting up in the heart subassembly of lathe bed, including the fixing base that is fixed in lathe bed one side, the slide of sliding connection in the fixing base to the heart subassembly, the slide is provided with lifting unit, the lifting unit top is connected with the support bracket that is used for bearing the work piece, support bracket lateral wall is provided with and is used for the alignment subassembly of demarcation with the main shaft central.
By adopting the technical scheme, when the shaft workpiece is installed on the lathe, the workpiece is firstly placed on the bearing bracket, then the lead screw drives the sliding seat to move towards the spindle, the lifting component drives the bearing bracket to ascend when the shaft workpiece moves below the spindle, meanwhile, the alignment component calibrates the spindle, when the alignment component reaches a position marked in advance, the lifting component stops ascending, then a worker pushes the shaft workpiece to be axially inserted into the four-jaw chuck along the bearing bracket and is clamped and fixed by the four-jaw chuck, and the workpiece is clamped.
The utility model discloses further set up to: the slide is hollow square setting, elevating module includes that the horizontal rotation wears to establish the worm of slide, rotates and connects in the slide inner wall and with worm mesh's worm wheel, the outside extension of center pin of worm wheel just is connected with drive gear, be provided with the lifter along longitudinal sliding in the slide, the lifter lateral wall is provided with the rack with drive gear meshing, the support frame is connected in the lifter top, the slide is stretched out to the worm wheel tip.
By adopting the technical scheme, when the workpiece needs to be lifted upwards, the worm is rotated to drive the worm wheel to rotate, so that the driving gear is driven to rotate, the lifting rod is driven to lift through the driving gear, the workpiece is lifted, and the workpiece is positioned at any height through the self-locking function of the worm wheel and the worm.
The utility model discloses further set up to: the support bracket is arranged in a semicircular arc shape with an opening at the upper end, the support bracket is attached to the side wall of the shaft workpiece, and the axis of the support bracket is parallel to the axis of the main shaft.
By adopting the technical scheme, after the workpiece is placed on the supporting bracket, the side wall of the workpiece can be completely attached to the supporting bracket, and when the workpiece is pushed, the workpiece can be driven to slide along the axis of the supporting bracket.
The utility model discloses further set up to: the alignment assembly comprises a marking ring which is arranged on the side wall of the four-jaw chuck and is concentric with the main shaft, and marking pieces which are connected to the end face of the bearing bracket, wherein the number of the marking pieces is three along the end face of the semicircular bearing bracket, and the indicating end of each marking piece is indicated on the marking ring.
By adopting the technical scheme, after the workpiece is placed on the bearing bracket, the lifting assembly drives the bearing bracket and the workpiece to ascend simultaneously until the marking piece is aligned with the marking ring, the workpiece is aligned with the spindle at the moment, and then the workpiece is pushed to slide along the axis of the bearing bracket and is inserted into the four-jaw chuck.
The utility model discloses further set up to: the mark piece is the laser pen, and the laser pen is fixed in the support bracket, and the light beam of laser pen is parallel with the main shaft central line.
Through adopting above-mentioned technical scheme, because the light beam of laser pen is the straight line, when the support bracket rose, the light beam of laser pen can just in time shine the mark ring to be convenient for the workman observe the material loading position.
The utility model discloses further set up to: one end of the worm wheel extending out of the sliding seat is connected with a hand wheel.
Through adopting above-mentioned technical scheme, the workman of being convenient for operates drive lifter and realizes going up and down.
The utility model discloses further set up to: the support bracket fixedly connected with supplies the collar that the laser pen wore to establish, the diameter of collar is greater than the laser pen diameter, the tight pole of support is worn to be equipped with by collar side wall screw thread, the one end that the tight pole of support stretches into the collar supports tightly in the laser pen.
Through adopting above-mentioned technical scheme, when installation laser pen, wear to establish the installation intra-annular with the laser pen earlier, later will support tight pole and inwards screw up, support the laser pen tightly fixed through supporting tight pole, the installation and the dismantlement of the laser pen of being convenient for.
The utility model discloses further set up to: one end of the abutting rod extending into the mounting ring is connected with an arc-shaped piece attached to the side wall of the laser pen.
Through adopting above-mentioned technical scheme, when fixing the laser pen through supporting tight pole, through supporting tightly of arc piece and laser pen, can reduce to support the extrusion damage of tight pole to the laser pen.
To sum up, the utility model discloses a beneficial technological effect does:
firstly, a workpiece is placed on a bearing bracket, then a lead screw drives a sliding seat to move towards a main shaft, a lifting assembly drives the bearing bracket to ascend when the workpiece moves below the main shaft, meanwhile, an alignment assembly calibrates the main shaft, when the alignment assembly reaches a position marked in advance, the lifting assembly stops ascending, then a worker pushes the shaft workpiece to be axially inserted into a four-jaw chuck along the bearing bracket and is clamped and fixed by the four-jaw chuck, and the workpiece is clamped;
the lifting assembly drives the bearing bracket and the workpiece to ascend simultaneously until the marking piece is aligned with the marking ring, the workpiece is aligned with the spindle at the moment, and then the workpiece is pushed to slide along the axis of the bearing bracket and is inserted into the four-jaw chuck.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the centering assembly of the present invention.
Fig. 3 is a schematic structural view of the alignment assembly of the present invention.
In the figure, 1, a lathe bed; 2. a main spindle box; 3. a four-jaw chuck; 4. an auxiliary shaft seat; 5. a centering assembly; 6. a fixed seat; 7. a slide base; 8. a lifting assembly; 9. a support bracket; 10. an alignment assembly; 11. a worm; 12. a worm gear; 13. a drive gear; 14. a lifting rod; 15. a rack; 16. a marker ring; 17. a marker; 18. a hand wheel; 19. a mounting ring; 20. a tightening rod; 21. an arc-shaped sheet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Refer to fig. 1 and fig. 2, for the utility model discloses a lathe convenient to heart, including lathe bed 1, the headstock 2 of setting in 1 one end of lathe bed, connect in the four-jaw chuck 3 of 2 output shafts of headstock, set up in the countershaft seat 4 of the 1 other end of lathe bed, still including setting up the heart subassembly 5 at lathe bed 1, wherein including fixing the fixing base 6 in 1 one side of lathe bed to the heart subassembly 5, slide and connect the slide 7 at fixing base 6 through the lead screw, thereby it slides along the perpendicular to main shaft direction to drive slide 7, be provided with lifting unit 8 on slide 7, lifting unit 8's top is connected with the support bracket 9 that is used for supporting the work piece, the lateral wall of support bracket 9 is provided with the alignment assembly 10 that is used for with the central line demarcation. When a shaft workpiece is installed on a lathe, the workpiece is firstly placed on a bearing bracket 9, then a lead screw drives a sliding seat 7 to move towards a spindle, when the workpiece moves below the spindle, a lifting component 8 drives the bearing bracket 9 to ascend, meanwhile, an alignment component 10 calibrates the spindle, when the alignment component 10 reaches a position marked in advance, the lifting component 8 stops ascending, then a worker pushes the shaft workpiece to be axially inserted into a four-jaw chuck 3 along the bearing bracket 9 and is clamped and fixed by the four-jaw chuck 3, and clamping of the workpiece is completed.
As shown in fig. 1 and 2, the sliding seat 7 is arranged in a hollow square shape, the lifting assembly 8 includes a worm 11 which is transversely rotatably inserted into the sliding seat 7 through a bearing, and a worm wheel 12 which is rotatably connected to the inner wall of the sliding seat 7 through a bearing and is engaged with the worm 11, one end of a central shaft of the worm wheel 12 is rotatably inserted into the inner wall of the sliding seat 7, the other end is extended outwards and is connected with a driving gear 13, a lifting rod 14 is slidably arranged in the sliding seat 7 along the longitudinal direction thereof, a rack 15 engaged with the driving gear 13 is fixedly arranged on the side wall of the lifting rod 14, the supporting bracket 9 is connected to the top of the lifting rod; when a workpiece needs to be lifted upwards, the worm 11 is rotated to drive the worm wheel 12 to rotate, the driving gear 13 is further driven to rotate, the lifting rod 14 is driven to lift through the driving gear 13, the lifting of the workpiece is achieved, and the workpiece is located at any height through the self-locking function of the worm wheel 12 and the worm 11.
As shown in fig. 2, the support bracket 9 is in a semicircular arc shape with an opening at the upper end, the support bracket 9 is attached to the side wall of the shaft workpiece, and the axis of the support bracket 9 is parallel to the axis of the main shaft; after the workpiece is placed on the supporting bracket 9, the side wall of the workpiece can be completely attached to the supporting bracket 9, and when the workpiece is pushed, the workpiece can be driven to slide along the axis of the supporting bracket 9.
As shown in fig. 2 and 3, the alignment assembly 10 includes a marking ring 16, which is painted or drawn on the side wall of the four-jaw chuck 3 and is concentric with the spindle, and a marking member 17 connected to the end surface of the support bracket 9, where the marking ring 16 is a pre-calibrated reference line, when the marking member 17 is aligned with the marking ring 16, it indicates that the workpiece is aligned with the spindle, three marking members 17 are provided along the end surface of the semicircular support bracket 9, and the indicating ends of the marking members 17 are indicated on the marking ring 16; after the workpiece is placed on the support bracket 9, the lifting assembly 8 drives the support bracket 9 to lift simultaneously with the workpiece until the mark piece 17 is aligned with the mark ring 16, which indicates that the workpiece is aligned with the spindle, and then pushes the workpiece to slide along the axis of the support bracket 9 and insert into the four-jaw chuck 3.
The marking piece 17 can be a laser pen, the laser pen is fixed at the edge of the bearing bracket 9, and the light beam of the laser pen is parallel to the central line of the main shaft; because the light beam of the laser pen is in a straight line, when the bearing bracket 9 is lifted, the light beam of the laser pen can just shine on the marking ring 16, thereby being convenient for workers to observe the loading position.
As shown in fig. 2, a hand wheel 18 is connected to one end of the worm wheel 12 extending out of the side wall of the sliding seat 7, so that a worker can operate and drive the lifting rod 14 to lift.
As shown in fig. 3, the supporting bracket 9 is fixedly connected with a mounting ring 19 for the laser pen to penetrate through, the diameter of the mounting ring 19 is larger than that of the laser pen, a tightening rod 20 penetrates through the side wall thread of the mounting ring 19, and one end of the tightening rod 20, which extends into the mounting ring 19, is tightened against the laser pen; when the laser pen is installed, the laser pen is firstly arranged in the installation ring 19 in a penetrating mode, then the tightening rod 20 is screwed inwards, the laser pen is fixed in a tightening mode through the tightening rod 20, and the laser pen is convenient to install and detach.
As shown in fig. 3, an arc-shaped piece 21 attached to the side wall of the laser pen is connected to one end of the tightening rod 20 extending into the mounting ring 19; when fixing the laser pen through supporting pole 20, through the support tight of arc piece 21 with the laser pen, can reduce to support the extrusion damage of pole 20 to the laser pen.
The implementation principle of the embodiment is as follows: the slide 7 is positioned at the outer side of the lathe bed 1 at the initial position, firstly, a workpiece is set on the support bracket 9, then the lead screw pushes the slide 7 to move along the direction vertical to the main shaft, then the worm 11 is rotated and the lifting rod 14 is driven to ascend, further, the workpiece and the support bracket 9 are driven to ascend simultaneously until the marking piece 17 is aligned with the marking ring 16, the support bracket 9 stops ascending, then, a worker pushes the workpiece along the axial direction of the support bracket 9 until the workpiece is clamped by the four-jaw chuck 3, the installation of the workpiece is completed, the whole process can reduce the labor force of the worker, and the installation precision can be improved because the workpiece is inserted along the direction vertical to the four-jaw chuck 3 when being installed into the four-jaw chuck 3.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a lathe convenient to heart, includes lathe bed (1), sets up in headstock (2) of lathe bed (1) one end, connects in four-jaw chuck (3) of headstock (2) output shaft, sets up in vice axle bed (4) of lathe bed (1) other end, its characterized in that: still including setting up in centering subassembly (5) of lathe bed (1), centering subassembly (5) including be fixed in fixing base (6) of lathe bed (1) one side, slide (7) of sliding connection in fixing base (6), slide (7) are provided with lifting unit (8), lifting unit (8) top is connected with support bracket (9) that are used for bearing the work piece, support bracket (9) lateral wall is provided with and is used for with alignment subassembly (10) of main shaft central line demarcation.
2. A lathe for facilitating centering as claimed in claim 1, wherein: slide (7) are hollow square setting, lifting unit (8) including horizontal rotation wear to establish worm (11) of slide (7), rotate and connect in slide (7) inner wall and with worm (11) meshed worm wheel (12), the outside extension of center pin of worm wheel (12) just is connected with drive gear (13), be provided with lifter (14) along vertical sliding in slide (7), lifter (14) lateral wall is provided with rack (15) with drive gear (13) meshing, support bracket (9) are connected in lifter (14) top, slide (7) are stretched out to worm wheel (12) tip.
3. A lathe for facilitating centering as claimed in claim 1, wherein: the bearing bracket (9) is in a semicircular arc shape with an opening at the upper end, the bearing bracket (9) is attached to the side wall of the shaft workpiece, and the axis of the bearing bracket (9) is parallel to the axis of the main shaft.
4. A lathe for facilitating centering as claimed in claim 1, wherein: the alignment assembly (10) comprises a marking ring (16) which is arranged on the side wall of the four-jaw chuck (3) and is concentric with the main shaft and a marking piece (17) connected to the end face of the bearing bracket (9), wherein the number of the marking piece (17) is three along the end face of the semicircular bearing bracket (9), and the indicating end of the marking piece (17) is indicated on the marking ring (16).
5. A lathe for facilitating centering as claimed in claim 4, wherein: the marking piece (17) is a laser pen, the laser pen is fixed on the bearing bracket (9), and the light beam of the laser pen is parallel to the central line of the main shaft.
6. A lathe for facilitating centering as claimed in claim 2, wherein: one end of the worm wheel (12) extending out of the sliding seat (7) is connected with a hand wheel (18).
7. A lathe for facilitating centering as claimed in claim 5, wherein: support bracket (9) fixedly connected with and supply collar (19) that the laser pen wore to establish, the diameter of collar (19) is greater than the laser pen diameter, collar (19) lateral wall screw thread is worn to be equipped with and is supported tight pole (20), support the one end that tight pole (20) stretched into collar (19) and support tightly in the laser pen.
8. A lathe for facilitating centering as claimed in claim 7, wherein: one end of the abutting rod (20) extending into the mounting ring (19) is connected with an arc-shaped sheet (21) attached to the side wall of the laser pen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060362.0U CN211052522U (en) | 2019-11-23 | 2019-11-23 | Lathe convenient to center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060362.0U CN211052522U (en) | 2019-11-23 | 2019-11-23 | Lathe convenient to center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211052522U true CN211052522U (en) | 2020-07-21 |
Family
ID=71584103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922060362.0U Expired - Fee Related CN211052522U (en) | 2019-11-23 | 2019-11-23 | Lathe convenient to center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211052522U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077340A (en) * | 2020-09-10 | 2020-12-15 | 珠海格力智能装备有限公司 | Pre-tightening device and machine tool |
| CN112453435A (en) * | 2020-11-20 | 2021-03-09 | 湖南力方轧辊有限公司 | Mechanical lathe for machining intermediate roll |
| CN113458865A (en) * | 2021-07-06 | 2021-10-01 | 苏州共腾精密机械有限公司 | Centering method for machine tool spindle and tool turret |
| CN114535720A (en) * | 2022-04-02 | 2022-05-27 | 浙江震环数控机床股份有限公司 | Numerical control machine tool |
| CN117226576A (en) * | 2023-11-16 | 2023-12-15 | 赣州职业技术学院 | Auxiliary equipment for loading machine tool |
-
2019
- 2019-11-23 CN CN201922060362.0U patent/CN211052522U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077340A (en) * | 2020-09-10 | 2020-12-15 | 珠海格力智能装备有限公司 | Pre-tightening device and machine tool |
| CN112453435A (en) * | 2020-11-20 | 2021-03-09 | 湖南力方轧辊有限公司 | Mechanical lathe for machining intermediate roll |
| CN113458865A (en) * | 2021-07-06 | 2021-10-01 | 苏州共腾精密机械有限公司 | Centering method for machine tool spindle and tool turret |
| CN114535720A (en) * | 2022-04-02 | 2022-05-27 | 浙江震环数控机床股份有限公司 | Numerical control machine tool |
| CN117226576A (en) * | 2023-11-16 | 2023-12-15 | 赣州职业技术学院 | Auxiliary equipment for loading machine tool |
| CN117226576B (en) * | 2023-11-16 | 2024-01-26 | 赣州职业技术学院 | Auxiliary equipment for loading machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 |
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| CF01 | Termination of patent right due to non-payment of annual fee |