CN210937198U - Multifunctional vertical lathe clamping mechanism - Google Patents
Multifunctional vertical lathe clamping mechanism Download PDFInfo
- Publication number
- CN210937198U CN210937198U CN201921599609.XU CN201921599609U CN210937198U CN 210937198 U CN210937198 U CN 210937198U CN 201921599609 U CN201921599609 U CN 201921599609U CN 210937198 U CN210937198 U CN 210937198U
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- Prior art keywords
- main shaft
- install
- jaw chuck
- vertical lathe
- mounting seat
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- 238000003801 milling Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 description 6
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a vertical lathe clamping mechanism with it is multi-functional, including last top mount pad, install the slim cylinder at last top mount pad top, install the tailstock at last top mount pad side, install the sharp slider at tailstock distolateral, install the mo formula taper sleeve in the inside bottom of last top mount pad, install the linear bearing in last top mount pad bottom, install in linear bearing and one end pack into the last top in mo formula taper sleeve, install the three-jaw chuck of last top downside, install the main shaft switching dish on three-jaw chuck top, install main shaft and one side that main shaft switching dish bottom central point put and add through the three-jaw chuck and hold and one end by the tight work piece sample in last top, the top central point of main shaft puts and is equipped with the movable slot, the movable slot is built-in to be equipped with down top. The advantages of two different clamping modes can be fully utilized respectively, and the milling function of the vertical lathe is expanded.
Description
Technical Field
The utility model relates to a vertical lathe clamping mechanism with it is multi-functional.
Background
The vertical lathe is different from a common lathe in that a main shaft of the vertical lathe is vertical, namely the common lathe is erected vertically, and a workbench of the vertical lathe is in a horizontal position, so that the vertical lathe is suitable for machining heavy parts with large diameters and short lengths.
At present, when a vertical lathe is used for clamping a workpiece, the workpiece is fixed in a mode of clamping one top, namely, the lower part of the workpiece is clamped through a three-jaw chuck, then a thin cylinder is operated to supply air and a lower top rod is operated to enable an upper top point to quickly press a drilled conical groove at the central position of the upper surface of the workpiece to finish clamping and fixing operations, wherein the top rod is slidably inserted into a Morse cone sleeve, the lower end of the top rod is connected with an upper top rod penetrating through the Morse cone sleeve, a linear bearing is arranged outside the Morse cone sleeve and is arranged at the lower side of an upper top point mounting seat, so when a main shaft drives the three-jaw chuck to rotate, through linear bearing's effect for morse taper sleeve and last apex cooperation work piece rotate, thereby greatly reduced the friction on apex's point portion and the work piece top of going up, apex point portion in the protection, however, along with the progress of science and technology, adopt a mode of pressing from both sides, especially add the downside of holding the work piece through three-jaw chuck, only can satisfy and add to holding thick cylinder work piece high accuracy, to some long and thin rod class work pieces, it mainly comes from with the main shaft precision to add the precision, easily the pine takes off, consequently, it improves to current vertical lathe clamping mechanism necessarily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vertical lathe clamping mechanism with it is multi-functional to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, an embodiment of the present invention provides a multifunctional vertical lathe clamping mechanism, which comprises an upper center mounting seat, a thin cylinder installed on the top of the upper center mounting seat, a tailstock installed on the side end of the upper center mounting seat, two symmetrical linear sliders installed on the side of the tailstock, a mo-type taper sleeve installed at the bottom end inside the upper center mounting seat, a linear bearing installed at the bottom of the upper center mounting seat, an upper center installed in the linear bearing and having one end installed in the mo-type taper sleeve, a three-jaw chuck installed on the lower side of the upper center, a spindle adapter plate installed on the top end of the three-jaw chuck, a spindle installed at the central position of the bottom of the spindle adapter plate, and a workpiece sample which is clamped by the three-jaw chuck at one end and has one end pressed by the upper center, a movable groove is installed at the central position of the top end of the spindle, the lower side of the lower tip in the movable groove is provided with a spring, a through hole is formed in the center of the spindle adapter plate, and the lower tip penetrates through the through hole and penetrates into a clamping port of the three-jaw chuck.
Furthermore, the movable groove is of a circular groove structure.
Furthermore, the lower center is composed of a cylindrical structure with a cone at the upper end of the upper part, a circular plate structure in the middle and a round rod structure at the lower part.
Further, the spring is sleeved on the lower round rod of the lower tip.
To sum up, the utility model has the advantages of it is following: the three-jaw chuck can be used for clamping thicker round workpieces, for some slender rod workpieces, a double-ejection mechanism is required to be used, the three-jaw chuck can be taken down, the lower ejection tip can freely stretch out and draw back under the action of the spring and is matched with the upper ejection tip to tightly eject the slender workpiece, therefore, the clamping mode has the advantages that when the slender rod workpiece is machined, the sensitivity to the radial rotation precision of the main shaft can be reduced, the composite clamping mode of double ejection and one ejection clamping is adopted, the machining is flexible and reliable, the advantages of two different clamping modes can be fully utilized respectively, the advantages of each other are made good for each other, and the milling function of the vertical lathe is expanded.
Drawings
Fig. 1 is a schematic view of the overall structure in an embodiment of the present invention;
fig. 2 is a schematic sectional view of a main view in an embodiment of the present invention;
fig. 3 is an enlarged schematic structural view of a joint between the three-jaw chuck and the adapter plate according to an embodiment of the present invention;
fig. 4 is an enlarged axial view of a live center according to an embodiment of the present invention;
the device comprises a thin cylinder 1, a linear sliding block 2, a tailstock 3, an upper tip mounting seat 4, a Morse taper sleeve 5, a linear bearing 6, an upper tip 7, a workpiece sample 8, a three-jaw chuck 9, a lower tip 10, a main shaft adapter plate 11, a spring 12, a main shaft 13, a movable groove 101 and a hole 103 penetrating through the thin cylinder.
Detailed Description
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a multifunctional vertical lathe clamping mechanism comprises an upper center mounting seat 4, a thin cylinder 1 arranged at the top of the upper center mounting seat 4, a tailstock 3 arranged at the side end of the upper center mounting seat 4, two linear sliders 2 symmetrically arranged at the side end of the tailstock 3, a Moire type taper sleeve 5 arranged at the bottom end inside the upper center mounting seat 4, a linear bearing 6 arranged at the bottom of the upper center mounting seat 4, an upper center 7 arranged in the linear bearing 6 and provided with one end arranged in the Moire type taper sleeve 5, a three-jaw chuck 9 arranged at the lower side of the upper center 7, a main shaft adapter plate 11 arranged at the top end of the three-jaw chuck 9, a main shaft 13 arranged at the center position of the bottom of the main shaft adapter plate 11 and a workpiece sample 8 which is clamped at one side by the three-jaw chuck 9 and is tightly propped against the upper center 7 at one end, wherein the upper center mounting seat 4 is of a U-shaped plate structure, and the thin cylinder, the model of the thin cylinder 1 can be selected from SC60-25, the air inlet and outlet part of the thin cylinder 1 is communicated with a compressed air control unit of a vertical lathe, the compressed air control unit controls an ejector rod of the thin cylinder 1 to move upwards or downwards, the side end of an upper tip mounting seat is provided with a tailstock 3 through a screw, the end side of the tailstock 3 is provided with a linear slide block 2 through the screw, the linear slide block 2 is clamped into two symmetrically arranged slide bars on the side wall of the vertical lathe, and an inserted vertical lathe lifting rod can be arranged in the tailstock 3 through the screw, therefore, when the lifting rod drives the tailstock 3 to move along the Z axis, the linear slide block 2 is in sliding fit with the two symmetrically arranged slide bars on the side wall of the vertical lathe, the upper tip mounting seat 4 can be ensured to move stably up and down, the mounting hole is arranged at the lower end inside the upper tip mounting seat 4, the Morse taper sleeve 5 penetrates into the mounting hole, and, the edge of the mounting hole is provided with a screw insertion hole, an external spline of the Mohs taper sleeve 5 is meshed with a spline groove on the inner wall of the linear bearing 6, the Mohs taper sleeve 5 and the inner ring of the linear bearing 6 are fixed through a screw, the outer ring of the linear bearing 6 is provided with a screw hole, the screw is inserted into the screw insertion hole arranged on the edge of the mounting hole and is screwed in the screw hole arranged on the outer ring of the linear bearing 6, the Mohs taper sleeve 5 can be connected with the linear bearing 6 in a forward rotating manner, the ejector rod of the thin cylinder 1 is inserted into the Mohs taper sleeve 5, the matching section of the ejector rod of the thin cylinder 1 and the Mohs taper sleeve 5 is circular, the inner side of the lower part of the Mohs taper sleeve 5 is locked with the upper rod part of the upper tip 7, so that the upper tip 7 can rotate and stop with the inner rings of the Mohs taper sleeve 5 and the linear bearing 6 at the same time, the type of the three-jaw chuck 9, and the central groove of the lower surface of the main shaft adapter plate 11 is internally provided with a main shaft 13 and is mutually fixed with the main shaft adapter plate 11 through a screw main shaft 13, and the central positions of the upper end and the lower end of the workpiece sample 8 need to be punched out of a conical groove through a drilling machine before processing, so that the upper tip 7 and the lower tip 10 can be inserted into the conical groove to stabilize the whole workpiece sample 8.
Referring to fig. 2, 3 and 4, a movable groove 101 is arranged at the center of the top end of a main shaft 13, the movable groove 101 is of a circular groove structure, a lower center 10 is arranged in the movable groove 101, the outer wall of a circular plate structure at the middle part of the lower center 10 is in sliding contact fit with the movable groove 101, the lower center 10 can move up and down stably in the movable groove 101, the lower center 10 is composed of a cylindrical structure with a cone at the upper end, a circular plate structure at the middle part and a circular rod structure at the lower part, a spring 12 is arranged in the movable groove 101 and positioned at the lower side of the lower center 10, the spring 12 is of a compression rebound type, is in a natural state at the moment, and has an initial compression rebound force of 100 newtons, the design of the spring 12 can meet the requirement, when the spring 12 is compressed, the tip part of the lower center 10 can be retracted into a through hole 103, the spring 12 is sleeved into a circular rod, the lower end of the spring 12 is connected with the lower end of the inner part of the movable groove 101 in a welding mode, the upper end of the spring 12 is in contact with the outer edge of the lower end face of a circular plate in the middle of the lower center 10 in an abutting mode, a penetrating hole 103 is formed in the center of the spindle adapter plate 11, the penetrating hole 103 is of a circular hole structure, the penetrating hole 103 is in sliding insertion fit with the lower center 10, and the lower center 10 penetrates through the penetrating hole 103 and penetrates into a clamping port of the three-jaw chuck 9.
The clamping mechanism mainly comprises two parts, namely an upper movable top tip 7 and a three-jaw chuck 9 and a lower movable top tip 10, the lower end of the three-jaw chuck 9 and the lower movable top tip 10 are connected with a main shaft 13, the upper top tip 7 is arranged in a Morse taper sleeve 5, the upper top tip 7 is driven by a thin cylinder 1 to move up and down, the upper end of a workpiece is automatically jacked, the three-jaw chuck 9 can be used for clamping the lower part of a thicker round workpiece, for some slender rod workpieces, a double-top mechanism is needed, the three-jaw chuck 9 can be taken down, the lower top tip 10 can freely stretch under the action of a spring 12 and is matched with the upper top tip 7 to jack the slender workpiece, therefore, the clamping mode has the advantages that when the slender rod is machined, the sensitivity to the radial rotation precision of the main shaft 13 can be reduced, a double-top and one-top-clamping composite clamping mode is adopted, the machining is flexible and reliable, and the, make up for each other's deficiencies, expanded vertical lathe's milling function.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.
Claims (4)
1. A multifunctional vertical lathe clamping mechanism comprises an upper tip mounting seat (4), a thin cylinder (1) arranged at the top of the upper tip mounting seat (4), a tailstock (3) arranged at the side end of the upper tip mounting seat (4), two linear sliders (2) symmetrically arranged at the end sides of the tailstock (3), a Moire type taper sleeve (5) arranged at the bottom end inside the upper tip mounting seat (4), a linear bearing (6) arranged at the bottom of the upper tip mounting seat (4), an upper tip (7) arranged in the linear bearing (6) and provided with one end arranged in the Moire type taper sleeve (5), a three-jaw chuck (9) arranged at the lower side of the upper tip (7), a main shaft adapter plate (11) arranged at the top end of the three-jaw chuck (9), a main shaft (13) arranged at the central position of the bottom of the main shaft adapter plate (11), and a workpiece sample (8) which is clamped at one side by the three-jaw chuck (9) and has one end pressed by the upper tip (7), the method is characterized in that: the center position of the top end of the main shaft (13) is provided with a movable groove (101), a lower center (10) is arranged in the movable groove (101), a spring (12) is arranged in the movable groove (101) and located on the lower side of the lower center (10), a through hole (103) is formed in the center position of the main shaft adapter plate (11), and the lower center (10) penetrates through the through hole (103) and penetrates into a clamping hole of the three-jaw chuck (9).
2. The vertical lathe clamping mechanism having multiple functions as claimed in claim 1, wherein: the movable groove (101) is of a circular groove structure.
3. The vertical lathe clamping mechanism having multiple functions as claimed in claim 1, wherein: the lower center (10) is composed of a cylindrical structure with a cone at the upper end of the upper part, a circular plate structure in the middle and a round rod structure at the lower part.
4. The vertical lathe clamping mechanism having multiple functions as claimed in claim 1, wherein: the spring (12) is sleeved on the lower round rod of the lower center (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599609.XU CN210937198U (en) | 2019-09-25 | 2019-09-25 | Multifunctional vertical lathe clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599609.XU CN210937198U (en) | 2019-09-25 | 2019-09-25 | Multifunctional vertical lathe clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210937198U true CN210937198U (en) | 2020-07-07 |
Family
ID=71384619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921599609.XU Expired - Fee Related CN210937198U (en) | 2019-09-25 | 2019-09-25 | Multifunctional vertical lathe clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210937198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405383A (en) * | 2020-09-21 | 2021-02-26 | 扬州宜拓金属有限公司 | Copper product clamping device |
| CN114799232A (en) * | 2022-04-13 | 2022-07-29 | 中船黄埔文冲船舶有限公司 | Double-column vertical lathe |
-
2019
- 2019-09-25 CN CN201921599609.XU patent/CN210937198U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405383A (en) * | 2020-09-21 | 2021-02-26 | 扬州宜拓金属有限公司 | Copper product clamping device |
| CN114799232A (en) * | 2022-04-13 | 2022-07-29 | 中船黄埔文冲船舶有限公司 | Double-column vertical lathe |
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| 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: 20200707 |