CN214263914U - Lathe tailstock mechanism with adjustable center height - Google Patents
Lathe tailstock mechanism with adjustable center height Download PDFInfo
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- CN214263914U CN214263914U CN202022933096.0U CN202022933096U CN214263914U CN 214263914 U CN214263914 U CN 214263914U CN 202022933096 U CN202022933096 U CN 202022933096U CN 214263914 U CN214263914 U CN 214263914U
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- tailstock
- height adjusting
- sleeve
- lathe
- upper base
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Abstract
The utility model relates to a high lathe tailstock mechanism in adjustable center, including tailstock upper base, tailstock lower base, top, the sleeve, the lead screw, the hand wheel, sleeve locking Assembly, tailstock fixed connection subassembly and tailstock altitude mixture control subassembly, the sleeve runs through in tailstock upper base, top installation is at telescopic front end, the lead screw sets up in the sleeve, it is top that its front end is connected, install the hand wheel on its rear end, the sleeve passes through sleeve locking Assembly and tailstock upper base locking, tailstock upper base sets up under the tailstock on the base, and connect through tailstock fixed connection subassembly, tailstock altitude mixture control subassembly sets up between tailstock upper base and tailstock lower base, the height of center through adjusting tailstock altitude mixture control subassembly adjusting lathe tailstock. Has the advantages that: the utility model discloses be mobilizable upper and lower connection structure with the design of lathe tailstock, its simple structure, the design science, the cost of manufacture is extremely low, easy operation, the present requirement that constantly improves to the manufacturing of satisfying that can be very big.
Description
Technical Field
The utility model relates to a machine part processing equipment technical field, in particular to high lathe tailstock mechanism in adjustable center.
Background
The lathe is the basic production equipment of machining trade, and the lathe variety is very many, and from low-end engine lathe to high-end numerical control lathe, each manufacturing enterprise selects to use according to self product requirement. The common lathe has wide processing objects, the adjustment range of the rotating speed and the feed amount of the main shaft is wide, and the inner surface, the outer surface, the end surface and the inner thread and the outer thread of a workpiece can be processed.
The lathe tailstock is an important component of a common lathe, but the center height and the central point of the thimble on the common lathe tailstock in the prior art are adjusted and fixed before the lathe leaves a factory, so certain errors exist inevitably in production and processing, and the conventional common lathe cannot meet the requirements especially under the condition that the requirements on the coaxiality and the linearity of turning are extremely high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a simple structure, convenient operation's high lathe tailstock mechanism in adjustable center for solve above-mentioned technical problem.
The technical scheme is that the lathe tailstock mechanism with the adjustable center height is characterized by comprising a tailstock upper base, a tailstock lower base, a tip, a sleeve, a screw rod, a hand wheel, a sleeve locking assembly, a tailstock fixed connecting assembly and a tailstock height adjusting assembly, the sleeve penetrates through the tailstock upper base, the tip is installed at the front end of the sleeve, the screw rod is arranged in the sleeve, the front end of the tail frame is connected with the tip, the rear end of the tail frame is provided with the hand wheel, the sleeve is locked with the tail frame upper base through the sleeve locking component, the tail frame upper base is arranged above the tail frame lower base, the lathe tailstock is connected through a tailstock fixing and connecting assembly, the tailstock height adjusting assembly is arranged between the tailstock upper base and the tailstock lower base, and the center height of the lathe tailstock is adjusted by adjusting the tailstock height adjusting assembly.
As a further improvement, a hollow part is arranged in the middle of one side of the tail frame upper base, a tail frame fixing lower pressing plate is further arranged at the bottom of the tail frame lower base plate, the tail frame fixing and connecting assembly comprises two tail frame positioning bolts, the two tail frame positioning bolts upwards penetrate through the tail frame lower base and the tail frame height adjusting assembly into the hollow part from the bottom of the tail frame fixing lower pressing plate, and tail frame positioning locking nuts are mounted at the upper ends of the tail frame positioning locking bolts.
As a further improvement, the bottom of the tailstock upper base is provided with a recessed structure, the upper part of the tailstock lower base is provided with a raised structure, the tailstock height adjusting assembly comprises a height adjusting inclined plate, a height adjusting bolt locking nut and a height adjusting bolt seat, the height adjusting inclined plate is arranged between the recessed structure and the raised structure, the contact surface of the recessed structure and the upper surface of the height adjusting inclined plate is an inclined contact surface, the inclined contact surface of the recessed structure and the angle formed by the upper surface of the height adjusting inclined plate and the horizontal plane are the same and are both alpha and alpha is 1 degree, the height adjusting inclined plate is further provided with two displacement holes for two tailstock positioning bolts to pass through, the height adjusting bolt seat is arranged on the side surface of the tailstock upper base, and the height adjusting bolt passes through the height adjusting bolt seat and is inserted into the height adjusting inclined plate, the height adjusting bolt locking nut is sleeved on the height adjusting bolt.
As a further improvement, the width of the height adjusting sloping plate is smaller than the width of the groove of the recessed structure, a Y-direction fixing plug strip is further arranged between one side of the height adjusting sloping plate and one side of the recessed structure, and the Y-direction fixing plug strip is locked with the tailstock upper base through a plug strip locking bolt and a plug strip locking nut.
Advantageous effects
The beneficial effects are that: the utility model discloses be mobilizable upper and lower connection structure with the design of lathe tailstock, its simple structure, the design science, the cost of manufacture is extremely low, easy operation, through revolving the operation that revolves the nut simple like this, just can make the lathe tailstock adjust in XY two directions according to the position of turning main shaft, until satisfying the required precision, can not receive the precision limitation of lathe itself like lathe, consequently can be very big satisfy current constantly the requirement that improves to manufacturing.
Drawings
The present invention will be further described with reference to the accompanying drawings and embodiments.
FIG. 1 is an overall configuration diagram of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a sectional view of the portion C-C of fig. 3.
Reference numbers in the figures:
1. tailstock upper base 101, hollow part 102 and concave structure
2. Tailstock lower base 201, protruding structure 3 and centre
4. Sleeve 5, screw 6, hand wheel
7. Sleeve locking component 8 and tailstock fixing and connecting component
801. Tailstock positioning bolt 802 and tailstock positioning locking nut
9. Tailstock height adjusting component 901, height adjusting inclined plate 9011 and displacement hole
902. Height adjusting bolt 9023 and height adjusting bolt locking nut
904. Height adjusting bolt seat 10 and tailstock fixing lower pressing plate
11. Y-direction fixed chock bar 12, chock bar locking bolt 13 and chock bar locking nut
Detailed Description
In order to further understand and appreciate the structural features and advantages of the present invention, preferred embodiments and the accompanying drawings are described in detail as follows:
as shown in fig. 1-4, a lathe tailstock mechanism with adjustable center height comprises a tailstock upper base 1, a tailstock lower base 2, a tip 3, a sleeve 4, a screw rod 5, a hand wheel 6, a sleeve locking assembly 7, a tailstock fixed connection assembly 8 and a tailstock height adjusting assembly 9, wherein the sleeve 4 penetrates through the tailstock upper base 1, the tip 3 is installed at the front end of the sleeve 4, the screw rod 5 is arranged in the sleeve 4, the front end of the screw rod is connected with the tip 3, the rear end of the screw rod is provided with the hand wheel 6, the sleeve 4 is locked with the tailstock upper base 1 through the sleeve locking assembly 7, the tailstock upper base 1 is arranged on the tailstock lower base 2 and is connected through the tailstock fixed connection assembly 8, the tailstock height adjusting assembly 9 is arranged between the tailstock upper base 1 and the tailstock lower base 2, and the center height a of the lathe tailstock is adjusted through the tailstock height adjusting assembly 9.
Specifically, a hollow part 101 is arranged in the middle of one side of the tailstock upper base 1, a tailstock fixing lower pressing plate 10 is further arranged at the bottom of the tailstock lower base plate 2, the tailstock fixing and connecting assembly 8 comprises two tailstock positioning bolts 801, the two tailstock positioning bolts 801 upwards penetrate through the tailstock lower base 2 and the tailstock height adjusting assembly 9 into the hollow part 101 from the bottom of the tailstock fixing lower pressing plate 10, and a tailstock positioning locking nut 802 is mounted at the upper end of the two tailstock positioning bolts.
The bottom of the tailstock upper base 1 is provided with a concave structure 102, the upper part of the tailstock lower base 2 is provided with a convex structure 201, when in installation, the concave structure 102 of the tailstock upper base 1 is buckled on the convex structure 201 of the tailstock lower base 2, the tailstock height adjusting assembly 9 comprises a height adjusting inclined plate 901, a height adjusting bolt 902, a height adjusting bolt locking nut 903 and a height adjusting bolt seat 904, the height adjusting inclined plate 901 is arranged between the concave structure 102 and the convex structure 201, the contact surface of the concave structure 102 and the upper surface of the height adjusting inclined plate 901 is an inclined contact surface, the inclined contact surface of the concave structure 102, the angle formed by the upper surface of the height adjusting inclined plate 901 and the horizontal plane are the same and are both alpha and alpha is 1 degree, the height adjusting inclined plate 901 is also provided with two displacement holes 9011 for two tailstock positioning bolts 801 to pass through, the height adjusting bolt seat 904 is installed on the side surface of the tailstock upper base 1, the height adjusting bolt 902 passes through the height adjusting bolt seat 904 and is inserted into the height adjusting sloping plate 901, and the height adjusting bolt lock nut 903 is sleeved on the height adjusting bolt 902.
In practical application of the lathe, the height a of the center of the tail frame of the lathe is required to be equal to the height of the center of the main shaft of the turning main shaft box body, and the smaller the height error, the higher the precision of the processed product. If the error exists between the center height of the lathe tailstock and the center height of the turning spindle, after the locking nut 802 is positioned by unscrewing the tailstock and then the locking nut 903 of the height adjusting bolt is unscrewed, the height adjusting sloping plate 901 is pulled out or pushed to be adjusted as required by pulling or pushing the height adjusting bolt 902 until the error between the center height A of the lathe tailstock and the center height of the turning spindle is minimum, the tailstock positioning locking nut 802 is locked, and again to check whether the height of the center of the lathe tailstock is smiling in the process of locking the tailstock to position the locking nut 802, if the lathe is moved, the steps can be repeated for readjustment until the central height A of the lathe tailstock and the central height of the turning main shaft have no error, and finally, locking the height adjusting bolt locking nut 903, and finishing the fine adjustment process of the center height A of the whole lathe tailstock.
The utility model discloses can also adjust the distance of lathe tailstock at Y to the central line, be less than the width of sunk structure 102's recess with the width design of altitude mixture control swash plate 901 when the design, it has Y to fixed stuff strip 11 to add the stopper between one side of altitude mixture control swash plate 901 and one side of sunk structure 102, fill the recess of sunk structure 102, and Y is skew apart from accessible stuff strip locking bolt 12 about to fixed stuff strip, stuff strip locking nut 13 adjusts, stuff strip locking bolt 12 inserts Y and locks to fixed stuff strip in and through stuff strip locking nut 13 from the side of tailstock upper base 1.
When the Y-direction central line of the lathe tailstock and the central line of the turning spindle have small deviation, the chock plug locking nut 13 can be unscrewed, the Y-direction fixed chock plug 11 is adjusted according to requirements through the chock plug locking bolt 12, it is determined that no error exists between the central line of the lathe tailstock and the central line of the turning spindle or the error is extremely small, the chock plug locking nut 13 can be locked, and the error correction fine adjustment process of the central line of the whole lathe tailstock and the central line of the turning spindle is completed.
In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications of the shapes, structures, features and spirit described in the claims of the present invention should be included in the scope of the present invention.
Claims (4)
1. A lathe tailstock mechanism with adjustable center height is characterized by comprising a tailstock upper base, a tailstock lower base, a tip, a sleeve, a screw rod, a hand wheel, a sleeve locking assembly, a tailstock fixing and connecting assembly and a tailstock height adjusting assembly, the sleeve penetrates through the tailstock upper base, the tip is installed at the front end of the sleeve, the screw rod is arranged in the sleeve, the front end of the tail frame is connected with the tip, the rear end of the tail frame is provided with the hand wheel, the sleeve is locked with the tail frame upper base through the sleeve locking component, the tail frame upper base is arranged above the tail frame lower base, the lathe tailstock is connected through a tailstock fixing and connecting assembly, the tailstock height adjusting assembly is arranged between the tailstock upper base and the tailstock lower base, and the center height of the lathe tailstock is adjusted by adjusting the tailstock height adjusting assembly.
2. The lathe tailstock mechanism capable of adjusting the center height according to claim 1, wherein a hollow part is arranged in the middle of one side of the pedestal on the tailstock, a tailstock fixing lower pressing plate is further arranged at the bottom of the lower pedestal of the tailstock, the tailstock fixing and connecting assembly comprises two tailstock positioning bolts, the two tailstock positioning bolts penetrate through the lower pedestal of the tailstock and the tailstock height adjusting assembly into the hollow part from the bottom of the tailstock fixing lower pressing plate upwards, and a tailstock positioning locking nut is mounted at the upper end of the two tailstock positioning bolts.
3. The lathe tailstock mechanism capable of adjusting the center height according to claim 2, wherein the bottom of the tailstock upper base is provided with a concave structure, the upper part of the tailstock lower base is provided with a convex structure, the tailstock height adjusting assembly comprises a height adjusting inclined plate, a height adjusting bolt locking nut and a height adjusting bolt seat, the height adjusting inclined plate is arranged between the concave structure and the convex structure, the contact surface of the concave structure and the upper surface of the height adjusting inclined plate is an inclined contact surface, the inclined contact surface of the concave structure and the upper surface of the height adjusting inclined plate form the same angle with the horizontal plane, and are both alpha and 1 degree, two displacement holes for two tailstock positioning bolts to pass through are further arranged on the height adjusting inclined plate, and the height adjusting bolt seat is arranged on the side surface of the tailstock upper base, the height adjusting bolt penetrates through the height adjusting bolt seat and is inserted into the height adjusting inclined plate, and the height adjusting bolt locking nut is sleeved on the height adjusting bolt.
4. The lathe tailstock mechanism with the adjustable center height according to claim 3, wherein the width of the height adjusting sloping plate is smaller than that of the groove of the recessed structure, a Y-direction fixing plug strip is further arranged between one side of the height adjusting sloping plate and one side of the recessed structure, and the Y-direction fixing plug strip is locked with the tailstock upper base through a plug strip locking bolt and a plug strip locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022933096.0U CN214263914U (en) | 2020-12-07 | 2020-12-07 | Lathe tailstock mechanism with adjustable center height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022933096.0U CN214263914U (en) | 2020-12-07 | 2020-12-07 | Lathe tailstock mechanism with adjustable center height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214263914U true CN214263914U (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022933096.0U Active CN214263914U (en) | 2020-12-07 | 2020-12-07 | Lathe tailstock mechanism with adjustable center height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214263914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433891A (en) * | 2022-03-17 | 2022-05-06 | 海德曼（上海）自动化技术有限公司 | Servo tailstock of machine tool |
-
2020
- 2020-12-07 CN CN202022933096.0U patent/CN214263914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433891A (en) * | 2022-03-17 | 2022-05-06 | 海德曼（上海）自动化技术有限公司 | Servo tailstock of machine tool |
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