CN210880057U - Shaft center adjusting structure of woodworking lathe tailstock - Google Patents
Shaft center adjusting structure of woodworking lathe tailstock Download PDFInfo
- Publication number
- CN210880057U CN210880057U CN201921276604.3U CN201921276604U CN210880057U CN 210880057 U CN210880057 U CN 210880057U CN 201921276604 U CN201921276604 U CN 201921276604U CN 210880057 U CN210880057 U CN 210880057U
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- CN
- China
- Prior art keywords
- hole
- tailstock
- ring
- connecting rod
- guide rod
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Abstract
The utility model discloses an axle center adjusting structure of a tailstock of a wood lathe, wherein a circular groove hole is arranged in the tailstock, a front opening hole and a rear opening hole are formed in the circular groove hole, and the end face of the front opening hole is provided with at least one screw hole; the circular groove hole is used for a guide rod to penetrate through, and the rear end of the guide rod penetrates out of the outer part through the rear opening; a shaft connecting rod penetrates through a sleeve ring, the shaft connecting rod penetrates through the circular slot hole, and the guide rod penetrates through the rear end of the shaft connecting rod; the lantern ring is provided with at least one through hole corresponding to the screw hole at the periphery of the through hole, and is matched with at least one bolt to be screwed in the screw hole through the through hole, so that the lantern ring is locked and pressed on the end surface of the through hole; wherein, a first ring gap is arranged between the guide rod and the rear opening of the tailstock, a second ring gap is arranged between the axial connecting rod and the front opening of the tailstock and the opening, and a third ring gap is arranged between the bolt and the through hole of the sleeve ring; the movable lantern ring can move by loosening the bolt, and further the shaft connecting rod and the guide rod can be synchronously moved, so that the tailstock can adjust the center of the tailstock.
Description
Technical Field
The present invention relates to a wood lathe, and more particularly to a shaft center adjusting structure of a wood lathe tailstock, wherein the tailstock has a sleeve ring with an adjustable position, and a shaft connecting rod can be synchronously moved, so as to adjust and calibrate the shaft center of the tailstock.
Background
As shown in fig. 1, a machine 10 of a conventional wood lathe is provided with a base 11 having an axial dovetail groove 12, the upper end of the machine is provided with a headstock 13 as a driving end and a tailstock 14 as a driven end, the bottoms of the headstock 13 and the tailstock 14 are respectively embedded from two sides of the dovetail groove 12 and can move on the base 11 along the direction of the dovetail groove 12; the headstock 13 is provided with a driving shaft seat 16 driven by a motor 15 to rotate, the tailstock 14 is provided with a driven shaft seat 17, and the axes of the driving shaft seat 16 and the driven shaft seat 17 are arranged on the same axis; when processing, the wood is needed to be placed between the headstock 13 and the tailstock 14, and then the processing distance of the two pedestals is adjusted to clamp the two ends of the wood between the driving shaft seat 16 of the headstock 13 and the driven shaft seat 17 of the tailstock 14; however, the tolerance of the machining tolerance range is bound to exist after the components are manufactured, and the addition of the tolerance of the components after assembly causes the problem that the two ends of the driving shaft seat 16 and the driven shaft seat 17 are not aligned on the same axis, that is, the axis line 161 of the driving shaft seat 16 and the axis line 171 of the driven shaft seat 17 are not overlapped, so that the wood is turned by the lathe in a deflection rotation manner, and the turning precision is poor, which is necessary to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the above problem and provide an axle center adjustment structure of lathe tailstock, main technique, purpose are: the guide rod and the coupling rod in the horizontal circular slot of the tailstock have a gap with the horizontal circular slot, and the front end of the coupling rod is sleeved with a lantern ring which can adjust the position up and down, left and right, so that the coupling rod and the guide rod which can move in the gap synchronously can be used for correcting and adjusting the practical effect of the shaft center of the tailstock.
According to the above object of the present invention, there is provided a shaft center adjusting structure for a tailstock of a wood lathe, wherein a horizontal circular slot is transversely formed in the tailstock of the wood lathe, the horizontal circular slot forms a front opening at the front end of the tailstock and a rear opening at the rear end, and at least one screw hole is annularly formed on the end surface of the front opening; the horizontal circular groove hole is penetrated with a guide rod, and the rear end of the guide rod penetrates out of the rear opening hole; a shaft connecting rod is penetrated and assembled into a sleeve ring with a ring through hole, the shaft connecting rod is penetrated and assembled into the horizontal circular slot hole, and the guide rod is penetrated and assembled at the rear end of the shaft connecting rod; the lantern ring is provided with at least one through hole corresponding to the screw hole at the periphery of the ring through hole in a surrounding manner, and the lantern ring is locked at the front end of the tailstock by matching with at least one bolt to be screwed in the screw hole through the through hole; the main characteristics are as follows: a first annular gap is formed between the guide rod and the rear part of the tailstock and the opening, a second annular gap is formed between the shaft connecting rod and the front part of the tailstock and the opening, and a third annular gap is formed between the bolt and the through hole of the sleeve ring.
The position of the lantern ring can be moved within the aperture range of the through hole by loosening the bolt, and then the coupling rod and the guide rod are synchronously moved, so that the tailstock has the effects of adjusting and correcting the center of the shaft.
Drawings
FIG. 1 is a perspective view of a known woodworking lathe;
fig. 2 is an exploded perspective view of an embodiment of the present invention;
fig. 3 is a perspective view of an embodiment of the present invention;
fig. 4 is a front cross-sectional view of an embodiment of the present invention;
fig. 5 is a side cross-sectional view of an embodiment of the present invention;
fig. 6 is a side cross-sectional view of another embodiment of the present invention.
Symbolic illustration in the drawings:
10, a machine table;
11 a base;
12 a dovetail slot;
13 a head seat;
14 a tailstock;
15 a motor;
16 driving shaft seats;
161 shaft axis;
17 driven shaft seat;
171 shaft axis;
21 a tailstock;
22 horizontal circular slot holes;
opening a hole in front of the cover 23;
opening a hole after 24 days;
25 screw holes;
26 a guide rod;
261 a thread section;
262 a convex ring;
263 extension segment;
27 a hand wheel;
28 shaft extension rods;
281 guide grooves;
282 an axle hole;
283 an inner screw hole;
29 a collar;
30 rings of through holes;
301 a bump;
31 punching a hole;
32 bolts;
41 a tailstock;
42 horizontal circular slot holes;
43 opening a hole in front;
opening a hole at the back of the hole 44;
45 screw holes;
46 a guide rod;
461 a guide segment;
462 a convex ring;
463 a thread extension;
47 screw cap;
a 48-shaft connecting rod;
481 rows of teeth;
482 axial connection holes;
483 rear through hole;
49 a collar;
50 rings of through holes;
51, punching;
52 a bolt;
53 driving wheels;
l1 first ring gap;
l2 second ring gap;
l3 third ring gap;
l4 first ring gap;
l5 second ring gap;
l6 third ring gap.
Detailed Description
The invention will be described in more detail by way of the following preferred embodiments:
referring to fig. 2 to 5, a horizontal circular slot 22 is transversely formed on a tailstock 21 of a wood lathe, the horizontal circular slot 22 forms a front opening 23 at the front end of the tailstock 21 and a rear opening 24 at the rear end thereof, and at least one screw hole 25 is annularly formed on the end surface of the front opening 23; the horizontal circular slot 22 is penetrated and assembled with a guide rod 26 which is sequentially provided with a thread section 261, a convex ring 262 and an extension section 263 from front to back, the extension section 263 of the guide rod 26 is assembled into the horizontal circular slot 22 from the front opening hole 23, and the convex ring 262 is abutted against the inner periphery of the rear opening hole 24 for positioning, so that the extension section 263 of the guide rod 26 penetrates out of the rear opening hole 24 and is assembled with a hand wheel 27; a shaft connecting rod 28 with an axial guide slot 281 concavely arranged on the peripheral surface, the front end of the shaft connecting rod 28 is provided with a shaft connecting hole 282, the rear end is provided with an internal screw hole 283, the shaft connecting rod 28 is penetrated and assembled with a lantern ring 29 with a ring through hole 30, the inner peripheral edge of the ring through hole 30 is provided with a convex block 301, the lantern ring 29 is sleeved on the shaft connecting rod 28 with the ring through hole 30, and the convex block 301 is embedded into the guide slot 281; the shaft connecting rod 28 is inserted into the horizontal circular slot 22, and the inner screw hole 283 of the shaft connecting rod 28 is then screwed into the screw section 261 of the guide rod 26; the collar 29 is provided with at least one through hole 31 corresponding to the screw hole 25 at the periphery of the ring through hole 30, and the collar 29 is locked at the front end of the tailstock 21 by matching with at least one bolt 32 screwed in the screw hole 25 through the through hole 31; wherein, a first annular gap L1 is provided between the extended section 263 of the guide bar 26 and the rear portion of the tail seat 21 and the opening 24, a second annular gap L2 is provided between the coupling bar 28 and the front portion of the tail seat 21 and the opening 23, and a third annular gap L3 is provided between the bolt 32 and the through hole 31 of the collar 29; by loosening the bolt 32, the position of the collar 29 can be moved within the aperture of the through hole 31 of the collar 29, and the coupling rod 28 and the guide rod 26 are moved synchronously, so that the center of the shaft of the tailstock 21 can be adjusted and corrected.
The utility model discloses a composition, the detail description is as follows: referring to fig. 2 to 5, the hand wheel 27 is rotated forward and backward by an external force to rotate the guide rod 26 synchronously, and the stationary protrusion 301 is embedded into the guide slot 281 of the coupling rod 28, thereby limiting the coupling rod 28 from rotating and only moving forward or backward in the direction of the guide slot 281. When the shaft center of the tailstock 21 is not exactly aligned with the shaft center of the headstock (not shown) due to tolerance of various components of the wood lathe, firstly, the bolt 32 can be loosened to move the collar 29 up, down, left and right by the third annular gap L3, and the guide rod 26 and the coupling rod 28 move up, down, left and right synchronously in the first annular gap L1 and the second annular gap L2 due to the set of no gap between the coupling rod 28 and the collar 29, so that the collar 29 can move up, down, left and right within the aperture range of the through hole 31, and the shaft center of the tailstock 21 can be adjusted to be aligned with the central shaft of the headstock.
According to the above technical means, the present invention can also be implemented in the embodiment shown in fig. 6: a horizontal circular slot 42 is transversely formed on the tail seat 41, the horizontal circular slot 42 forms a front opening 43 at the front end of the tail seat 41 and a rear opening 44 at the rear end, and a plurality of screw holes 45 are annularly formed on the end surface of the front opening 43; the horizontal circular slot 42 is provided with a guide rod 46 having a guide section 461, a convex ring 462 and a thread extension 463 sequentially from front to back, the thread extension 463 of the guide rod 46 is provided into the horizontal circular slot 42 through the front opening 43, and the convex ring 462 is positioned by abutting against the inner periphery of the rear opening 44, so that the thread extension 463 of the guide rod 46 passes through the rear opening 44 and is provided with a nut 47; a shaft connecting rod 48 with a row of teeth 481 on the outer peripheral surface, wherein the front end of the shaft connecting rod 48 is provided with a shaft connecting hole 482, the rear end is provided with a rear through hole 483, the shaft connecting rod 48 is penetrated and assembled with a ring 49 with a ring through hole 50, and the ring 49 is sleeved on the shaft connecting rod 48 by the ring through hole 50; the shaft connecting rod 48 is inserted into the horizontal circular slot 42, and the guiding section 461 of the guiding rod 46 is inserted into the through hole 483 behind the shaft connecting rod 48; the collar 49 is provided with a plurality of through holes 51 corresponding to the screw holes 45 around the circumference of the ring through hole 50, and a plurality of bolts 52 are screwed into the screw holes 45 through the through holes 51, so that the collar 49 is locked at the front end of the tailstock 41, and the row of teeth 481 elastically press against a driving wheel 53, and the driving wheel 53 is driven by external force, so that the coupling rod 48 moves forward or backward; wherein, a first ring gap L4 is formed between the thread extension 463 of the guide rod 46 and the rear opening 44, a second ring gap L5 is formed between the coupling rod 48 and the front opening 43, and a third ring gap L6 is formed between the bolt 52 and the through hole 51; by loosening the bolt 52, the position of the collar 49 can be moved within the aperture of the through hole 51, and the coupling rod 48 and the guide rod 46 are moved synchronously, so that the axial center of the tailstock 41 can be adjusted to be aligned with the axial center of a headstock (not shown) of a wood lathe.
The above-mentioned embodiments are only embodiments for fully explaining the present invention and the preferred embodiments are not used to limit the features of the present invention, all the related technical means, creation principle and re-creation of the present invention are utilized, and the present invention still belongs to the scope of the inventive equivalent structure idea.
Claims (1)
1. A shaft center adjusting structure of a tailstock of a wood lathe is characterized in that a horizontal circular groove hole is transversely arranged in the tailstock of the wood lathe, a front opening is formed in the front end of the tailstock of the horizontal circular groove hole, a rear opening is formed in the rear end of the tailstock of the horizontal circular groove hole, and at least one screw hole is annularly arranged on the end face of the front opening; the horizontal circular groove hole is penetrated with a guide rod, and the rear end of the guide rod penetrates out of the rear opening hole; a shaft connecting rod is penetrated and assembled into a sleeve ring with a ring through hole, the shaft connecting rod is penetrated and assembled into the horizontal circular slot hole, and the guide rod is penetrated and assembled at the rear end of the shaft connecting rod; the lantern ring is provided with at least one through hole corresponding to the screw hole at the periphery of the ring through hole in a surrounding manner, and the lantern ring is locked at the front end of the tailstock by matching with at least one bolt to be screwed in the screw hole through the through hole; a first annular gap is formed between the guide rod and the rear opening of the tailstock, a second annular gap is formed between the shaft connecting rod and the front opening and the rear opening of the tailstock, and a third annular gap is formed between the bolt and the through hole of the sleeve ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276604.3U CN210880057U (en) | 2019-08-08 | 2019-08-08 | Shaft center adjusting structure of woodworking lathe tailstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276604.3U CN210880057U (en) | 2019-08-08 | 2019-08-08 | Shaft center adjusting structure of woodworking lathe tailstock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210880057U true CN210880057U (en) | 2020-06-30 |
Family
ID=71335469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921276604.3U Expired - Fee Related CN210880057U (en) | 2019-08-08 | 2019-08-08 | Shaft center adjusting structure of woodworking lathe tailstock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210880057U (en) |
-
2019
- 2019-08-08 CN CN201921276604.3U patent/CN210880057U/en not_active Expired - Fee Related
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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: 20200630 Termination date: 20210808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |