CN220532983U - Fixing device for rotary cylinder of vertical lathe - Google Patents
Fixing device for rotary cylinder of vertical lathe Download PDFInfo
- Publication number
- CN220532983U CN220532983U CN202321581504.8U CN202321581504U CN220532983U CN 220532983 U CN220532983 U CN 220532983U CN 202321581504 U CN202321581504 U CN 202321581504U CN 220532983 U CN220532983 U CN 220532983U
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- China
- Prior art keywords
- flange
- belt wheel
- rotary cylinder
- coaxially
- excessive flange
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- 230000007704 transition Effects 0.000 claims description 13
- 239000003921 oil Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 6
- 210000000078 claw Anatomy 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Gripping On Spindles (AREA)
Abstract
The utility model relates to the technical field of rotary cylinder fixing devices, in particular to a fixing device for a rotary cylinder of a vertical lathe, which comprises a main shaft and a rotary cylinder body of the vertical lathe and is characterized in that a tooth-shaped belt wheel is coaxially sleeved at the tail part of the main shaft, a belt wheel spigot is integrally and coaxially arranged at the right end of the tooth-shaped belt wheel, a left excessive flange is coaxially and detachably connected at the right end of the tooth-shaped belt wheel, a flange spigot matched with the belt wheel spigot is integrally and coaxially arranged at the left end of the left excessive flange, two positioning devices which are vertically symmetrically arranged about the axis of the left excessive flange are fixedly connected at the right end of the left excessive flange, two positioning posts which are vertically symmetrically arranged about the axis of the right excessive flange are fixedly connected at the left end of the left excessive flange, the positioning devices are in one-to-one correspondence with the positioning posts, and the right excessive flange is detachably connected with the rotary cylinder body.
Description
Technical Field
The utility model relates to the technical field of rotary oil cylinder fixing devices, in particular to a fixing device for a rotary oil cylinder of a vertical lathe.
Background
The main shaft rotating oil cylinder is an important part of an automatic machine tool, and the main shaft rotating oil cylinder drives a workpiece to process by means of rotation in the working process of the machine tool, so that the main shaft rotating oil cylinder is generally suitable for excircle processing and inner circle processing. In the use of the in-table fine machine vertical lathe of the company, the stress point of a main shaft is small when a rotating oil cylinder tightens a workpiece, after long-term use, the stress surface is worn, the maintenance time is long, and the main shaft is scrapped after serious wear, so that the production is influenced. And the original rotary cylinder of the fine machine vertical lathe in the bench is connected with the toothed belt wheel on the main shaft, the toothed belt wheel transfers force to the annular pillow block with the width of 3mm of the main shaft after the pull claw tightens the workpiece, the pillow block is easy to crush, further the main shaft encoder on the toothed belt wheel relatively detects the change of the position of the gear, and the main shaft frequently stops working due to abnormal detection.
Disclosure of Invention
Aiming at the situation, the utility model provides a fixing device for a rotary cylinder of a vertical lathe, which aims to overcome the defects of the prior art and solves the technical problems that the fixing device comprises a main shaft and a rotary cylinder body of the vertical lathe and is characterized in that a tooth-shaped belt pulley is coaxially sleeved at the tail part of the main shaft, a belt pulley spigot is integrally and coaxially arranged at the right end of the tooth-shaped belt pulley, a left excessive flange is coaxially and detachably connected with the right end of the tooth-shaped belt pulley, a flange spigot matched with the belt pulley spigot is integrally and coaxially arranged at the left end of the left excessive flange, two positioning devices which are symmetrically arranged up and down relative to the axis of the left excessive flange are fixedly connected with the right excessive flange, two positioning columns which are symmetrically arranged up and down relative to the axis of the left excessive flange are fixedly connected with the right excessive flange, the positioning devices are in one-to-one correspondence with the positioning columns, and the right excessive flange is detachably connected with the rotary cylinder body.
Preferably, each positioning device comprises a positioning hole which is formed in the right end of a left transition flange and can be spliced with a positioning column, a sinking groove which corresponds to the positioning hole is formed in the outer edge of the left transition flange, a mounting hole which is communicated with the positioning hole is coaxially formed in the inner bottom surface of the sinking groove, a pin column is coaxially and slidably matched with the mounting hole, a spring is coaxially sleeved on the outer edge of the pin column, one end of the spring is fixedly connected with the inner bottom surface of the sinking groove, the other end of the spring is fixedly connected with the shoulder of the pin column, a chamfer is formed in the edge of the right end of the positioning column, and the positioning column (the outer edge of the positioning column is provided with a pin hole which can be spliced with the pin column, and the tail end of the pin column is a smooth spherical surface.
Preferably, the toothed belt wheel is a toothed belt wheel with a double-groove structure.
Preferably, the head of each pin is coaxially and fixedly connected with a pull ring.
The utility model has the beneficial effects that:
in the use process, the toothed belt wheel is fixedly sleeved at the tail part of the main shaft through bolts according to an original assembly mode, the right end of the toothed belt wheel is provided with the belt wheel spigot, the belt wheel spigot is embedded with the flange spigot on the left excessive flange so as to be convenient for centering the left excessive flange and fixing the belt wheel with the toothed belt wheel through bolts, the left excessive flange is matched with the positioning device and the positioning column so as to center the right excessive flange, then the left excessive flange and the right excessive flange are fastened and connected through the bolts, then the rotary oil cylinder body is fixed through the right excessive flange, and compared with the original connection mode, the arrangement of the left excessive flange and the right excessive flange increases the stress area of the main shaft during the working of the rotary oil cylinder, and the abrasion of the main shaft is avoided. The left excess flange and the right excess flange are arranged to carry out fastening connection on the rotary oil cylinder body, so that the force gripped by the pulling claw can be transferred to the end face of the tail part of the main shaft, the relative position of the main shaft encoder and the detection gear is not changed, and the safety of the main shaft is ensured.
Drawings
Fig. 1 is a front elevational view in full section of the present utility model.
Fig. 2 is an enlarged view of a portion of fig. 1 in accordance with the present utility model.
Fig. 3 is an enlarged view of a portion of fig. 2 in accordance with the present utility model.
Fig. 4 is a partial perspective cross-sectional view from a first perspective of the present utility model.
Reference numerals
1. The hydraulic oil cylinder comprises a main shaft, a rotary oil cylinder body, a toothed belt wheel, a belt wheel spigot, a left excessive flange, a flange spigot, a positioning device, a right excessive flange, a positioning hole, a sinking groove, a mounting hole, a pin column, a spring, a chamfer angle, a pin hole, a spherical surface, a pull ring and a positioning column.
Detailed Description
The following describes embodiments of the present utility model in further detail with reference to fig. 1-4.
According to the first embodiment, the technical scheme is that in the use process, the toothed belt wheel 3 is fixedly sleeved at the tail part of the main shaft 1 through bolts according to an original assembly mode, the right end of the toothed belt wheel 3 is provided with the belt wheel spigot 4, the belt wheel spigot 4 is embedded with the flange spigot 6 on the left excessive flange 5 so as to be convenient for centering the left excessive flange 5 and then fixing the left excessive flange 5 with the toothed belt wheel 3 through the bolts, the left excessive flange 5 is matched with the positioning device 7 and the positioning column 18 so as to center the right excessive flange 8, then the left excessive flange 5 and the right excessive flange 8 are fastened and connected through the bolts, then the rotary oil cylinder body 2 is fixed through the right excessive flange 8, and the arrangement of the left excessive flange 5 and the right excessive flange 8 increases the stress area of the main shaft 1 when the rotary oil cylinder works compared with the original connection mode, so that abrasion of the main shaft 1 is avoided. The left excess flange 5 and the right excess flange 8 are arranged to carry out fastening connection on the rotary oil cylinder body 2, so that the grasping force of the pulling claw can be transferred to the end face of the tail part of the main shaft 1, the relative position of the encoder of the main shaft 1 and the detection gear is not changed, and the safety of the main shaft 1 is ensured. (the pulling claw and the spindle 1 encoder and detection gear are unchanged and are not shown in the figure).
In the second embodiment, on the basis of the first embodiment, the utility model is designed for solving the problems of the fine machine vertical lathe in the bench used by the company, and the left transition flange 5 and the right transition flange 8 are newly designed for fixing the rotary oil cylinder body 2. The toothed belt wheel 3 is coaxially sleeved and fixed at the tail part of the main shaft 1 through an original assembly method, the right end of the toothed belt wheel 3 is provided with a connecting hole, the left excessive flange 5 is correspondingly provided with a connecting hole, the toothed belt wheel 3 and the connecting hole can be fastened and connected by matching with bolts, and the belt wheel spigot 4 is convenient for centering by embedding with the flange spigot 6 on the left excessive flange 5. After the toothed belt wheel 3 and the left excessive flange 5 are fixed, the right excessive flange 8 and the left excessive flange 5 are required to be fastened and connected, so that the positioning device 7 is arranged to be matched with the positioning column 18 in order to conveniently place the right excessive flange 8 and center the right excessive flange with the left excessive flange 5. The left transition flange 5 and the right transition flange 8 are correspondingly provided with connecting holes so as to be convenient for fastening connection through bolts.
Further, when the right excess flange 8 is mounted on the left excess flange 5, the positioning device 7 and the positioning column 18 can be matched to center the right excess flange 8, the positioning device 7 and the positioning column 18 are matched to have a certain limiting effect on the right excess flange 8, the right excess flange 8 can be prevented from deflecting relative to the left excess flange 5, and the right excess flange 8 and the left excess flange are conveniently fixed through bolts. Specifically, the positioning column 18 on the right transition flange 8 is inserted into the positioning hole 9, the chamfer 14 at the tail end of the positioning column 18 is in contact with the spherical surface 16 at the tail end of the pin 12 in the inserting process, the chamfer 14 on the positioning column 18 forces the pin 12 to slide outwards along the mounting hole 11 through the spherical surface 16 on the pin 12, the spring 13 in the sinking groove 10 is stretched, the spherical surface 16 end of the pin 12 fully enters the mounting hole 11 under the effect of the chamfer 14 on the positioning column 18 along with the continuous insertion of the positioning column 18 into the positioning hole 9, the positioning column 18 is conveniently fully inserted into the positioning hole 9, when the positioning column 18 is fully inserted into the positioning hole 9, the pin 12 corresponds to the pin hole 15 on the positioning column 18, and when the pin 12 is no longer acted by the positioning column 18, the spring 13 automatically contracts and returns to drive the pin 12 to be inserted into the pin hole 15, the pin 12 is inserted into the pin hole 15, the positioning column 18 is limited in the positioning hole 9, the positioning device 7 is fully matched with the positioning column 18, and the left transition flange 5 is centered with the right transition flange 8. Correspondingly, the pin 12 is pulled out of the pin hole 15 through the pull ring 17, so that the matching of the positioning column 18 and the positioning device 7 can be released, and the right transition flange 8 is convenient to detach. The rotary oil cylinder body 2 is provided with connecting holes in the prior art, and the right transition flange 8 is also provided with connecting holes which are correspondingly arranged, so that the rotary oil cylinder body is fastened and connected through the bolt matched connecting holes.
Claims (3)
1. The fixing device for the rotary cylinder of the vertical lathe comprises a main shaft (1) and a rotary cylinder body (2) of the vertical lathe and is characterized in that a toothed belt wheel (3) is coaxially sleeved at the tail of the main shaft (1), a belt wheel spigot (4) is integrally and coaxially arranged at the right end of the toothed belt wheel (3), a left excessive flange (5) is coaxially and coaxially arranged at the right end of the toothed belt wheel (3), a flange spigot (6) matched with the belt wheel spigot (4) is integrally and coaxially arranged at the left end of the left excessive flange (5), two positioning devices (7) which are symmetrically arranged up and down relative to the axis of the left excessive flange (5) are fixedly connected with the right excessive flange (8), two positioning columns (18) which are symmetrically arranged up and down relative to the axis of the right excessive flange (8) are fixedly connected with the left end of the right excessive flange (8), the positioning devices (7) are in one-to-one correspondence with the positioning columns (18), and the right excessive flange (8) is detachably connected with the rotary cylinder body (2);
each locating device (7) comprises a locating hole (9) which is formed in the right end of a left transition flange (5) and can be spliced with a locating column (18), a sinking groove (10) which corresponds to the locating hole (9) is formed in the outer edge of the left transition flange (5), a mounting hole (11) which is communicated with the locating hole (9) is formed in the inner bottom surface of the sinking groove (10) in a coaxial sliding mode, a pin column (12) is arranged in the mounting hole (11) in a coaxial sliding mode, a spring (13) is coaxially sleeved on the outer edge of the pin column (12), one end of the spring (13) is fixedly connected with the inner bottom surface of the sinking groove (10), the other end of the spring (13) is fixedly connected with the shoulder of the pin column (12), a chamfer (14) is formed in the edge of the right end of the locating column (18), a round and smooth pin hole (15) which can be spliced with the pin column (12) is formed in the outer edge of the locating column (18), and the tail end of the pin column (12) is a spherical surface (16).
2. The fixing device for the rotary cylinder of the vertical lathe according to claim 1, wherein the toothed belt wheel (3) is a toothed belt wheel (3) with a double-groove structure.
3. The fixing device for the rotary cylinder of the vertical lathe according to claim 1, wherein the head of each pin (12) is coaxially and fixedly connected with a pull ring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321581504.8U CN220532983U (en) | 2023-06-20 | 2023-06-20 | Fixing device for rotary cylinder of vertical lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321581504.8U CN220532983U (en) | 2023-06-20 | 2023-06-20 | Fixing device for rotary cylinder of vertical lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220532983U true CN220532983U (en) | 2024-02-27 |
Family
ID=89960819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321581504.8U Active CN220532983U (en) | 2023-06-20 | 2023-06-20 | Fixing device for rotary cylinder of vertical lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220532983U (en) |
-
2023
- 2023-06-20 CN CN202321581504.8U patent/CN220532983U/en active Active
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