CN208067912U - The synchronous belt transmission device of numerically controlled lathe - Google Patents
The synchronous belt transmission device of numerically controlled lathe Download PDFInfo
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- CN208067912U CN208067912U CN201820524794.5U CN201820524794U CN208067912U CN 208067912 U CN208067912 U CN 208067912U CN 201820524794 U CN201820524794 U CN 201820524794U CN 208067912 U CN208067912 U CN 208067912U
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- synchronous pulley
- fixed frame
- encoder
- transmission shaft
- shaft
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Abstract
The utility model discloses a kind of synchronous belt transmission devices of numerically controlled lathe, it includes headstock, encoder, encoder mounting rack, fixed frame, tape handler；Tape handler includes big synchronous pulley, small synchronous pulley, main shaft, transmission shaft, synchronous belt, bearing；Encoder is fixed by screws on encoder mounting rack, and encoder mounting rack is sleeved on by holding screw on the left end of fixed frame, and the right end of fixed frame is fixed on the lateral surface of headstock；Transmission shaft is multi-diameter shaft, encoder is sleeved in the flat of its left end, small synchronous pulley is covered on a right end thereof by small flat key, and the interlude of transmission shaft is arranged in the endoporus of fixed frame, and the bearing of left and right two being in contact with the two is provided between transmission shaft and the endoporus of fixed frame；Big synchronous pulley is connected by big flat key with the main shaft on headstock, and left and right ends are positioned by locking nut；Synchronous belt is sleeved on big synchronous pulley and small synchronous pulley simultaneously.The utility model device high transmission accuracy and low noise.
Description
Technical field
The utility model is related on the transmission system of numerically controlled lathe more particularly to numerically controlled lathe between headstock and encoder
A kind of transmission device.
Background technology
Currently, between the headstock and encoder of numerically controlled lathe being connected by gear drive, i.e., headstock spindle turns
When dynamic, the gear on main shaft drives the gear rotation being sleeved on encoder, to which encoder will be passed to, by encoder into
The detection feedback of the corresponding velocity information of row etc..But such kind of drive can influence to encode if Gear Processing precision is poor
The precision of device, and noise is larger when gear drive so that and working environment becomes severe.
Utility model content
Problem to be solved in the utility model is to provide a kind of dedicated unit of toothed belt transmission, its high transmission accuracy and
Low noise meets numerically controlled lathe requirement with high accuracy, ensure that processing quality, while also improving working environment.
The synchronous belt transmission device of the utility model numerically controlled lathe, it include headstock, encoder, encoder mounting rack,
Fixed frame, tape handler；Tape handler includes big synchronous pulley, small synchronous pulley, main shaft, transmission shaft, synchronous belt, axis
It holds；Encoder is fixed by screws on encoder mounting rack, and encoder mounting rack is sleeved on a left side for fixed frame by holding screw
On end, the right end of fixed frame is fixed on the lateral surface of headstock；Transmission shaft is multi-diameter shaft, and encoder is sleeved on the flat of its left end
On, small synchronous pulley is covered on a right end thereof by small flat key, and the interlude of transmission shaft is arranged in the endoporus of fixed frame, transmission shaft
The bearing of left and right two being in contact with the two is provided between the endoporus of fixed frame；Big synchronous pulley passes through big flat key and bed
Main shaft in head case is connected, and left and right ends are positioned by locking nut；Synchronous belt be sleeved on simultaneously big synchronous pulley with it is small synchronous
On belt wheel.
Further, tape handler further includes adjusting pad；Adjusting pad is arranged on transmission shaft, left and right ends face difference
It is in contact with the left side of the right side of the bearing on the right, small synchronous pulley.
Further, tape handler further includes hole baffle ring, shaft block ring；The endoporus in fixed frame is arranged with baffle ring for hole
In and be sleeved on transmission shaft, be in contact with the left side of the bearing on the left side, shaft block ring is arranged on the right end of transmission shaft, and small
The right side of synchronous pulley is in contact.
Further, tape handler further includes nut；Nut is sleeved on main shaft, connects big synchronous pulley.
Further, the connecting hole on the right end of fixed frame and the lateral surface of headstock is kidney slot.
The utility model can be transformed on existing numerically-controlled machine tool：The gear parts in numerically controlled lathe are removed,
Synchronous belt drive mechanism is installed outside headstock.The utility model makes the speed of main shaft pass to volume by synchronous belt, synchronous pulley
On code device.Due to eliminating gear mechanism, production cost is reduced, while noise is reduced, improve working environment, and
Transmission accuracy is also improved, encoder can be accurately obtained machining information etc., to accurately be monitored to process, therefore
It ensure that the processing quality of product.
Description of the drawings
Fig. 1 is the front view of the synchronous belt transmission device of the utility model numerically-controlled machine tool；
Fig. 2 is the left view of Fig. 1.
Code name meaning in figure：1. headstock；2. fixed frame；4. transmission shaft；5. hole baffle ring；6. bearing；7. adjusting pad；8.
Small flat key；9. shaft block ring；10. encoder mounting rack；12. encoder；13. small synchronous pulley；14. main shaft；15. nut；16.
Locking nut；17. big synchronous pulley；18. big flat key；19. synchronous belt.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1
The synchronous belt transmission device of the utility model numerically controlled lathe, it includes headstock 1, encoder 12, encoder installation
Frame 10, fixed frame 2, tape handler；Tape handler includes big synchronous pulley 17, small synchronous pulley 13, main shaft 14, transmission shaft
4, synchronous belt 19, bearing 6；Encoder 12 is fixed by screws on encoder mounting rack 10, and encoder mounting rack 10 is by tight
Determine screw to be sleeved on the left end of fixed frame 2, the right end of fixed frame 2 is fixed on the lateral surface of headstock 1；Transmission shaft 4 is ladder
Axis, encoder 12 are sleeved in the flat of its left end, small synchronous pulley 13 by 8 sets of small flat key on a right end thereof, in transmission shaft 4
Between section be arranged in the endoporus of fixed frame 2, be provided between transmission shaft 4 and the endoporus of fixed frame 2 with both the left side that is in contact
Right two bearings 6；Big synchronous pulley 17 is connected by big flat key 18 with the main shaft 14 on headstock 1, and left and right ends pass through lock
Tight nut 16 positions；Synchronous belt 19 is sleeved on big synchronous pulley 17 and small synchronous pulley 13 simultaneously.
Embodiment 2
As a kind of improved procedure of the utility model, tape handler further includes adjusting pad 7；Adjusting pad 7 is arranged in transmission shaft 4
On, left and right ends face is in contact with the left side of the right side of the bearing on the right 6, small synchronous pulley 13 respectively.
Adjusting pad 7 for ensureing big synchronous pulley and small synchronous pulley in the same plane, prevent two synchronous pulleys because
Misplace and influence the accurate transmission of synchronous belt.
Embodiment 3
As a kind of improved procedure of the utility model, tape handler further includes hole baffle ring 5, shaft block ring 9；Hole baffle ring
5 are arranged in the endoporus of fixed frame 2 and are sleeved on transmission shaft 4, are in contact with the left side of the bearing 6 on the left side, shaft block ring 9 is set
It sets on the right end of transmission shaft 4, is in contact with the right side of small synchronous pulley 13.
Hole is the reliability for ensureing transmission shaft 4 and assembling with the effect of baffle ring 5 and shaft block ring 9, prevents it from right and left occurs
To movement.
Embodiment 4
As a kind of improved procedure of the utility model, tape handler further includes nut 15；Nut 15 is sleeved on main shaft 2, even
Connect big synchronous pulley 17.
It is relatively reliable that nut 15 so that big synchronous pulley 17 is connect with main shaft 2.
Embodiment 5
As a kind of improved procedure of the utility model, the right end of fixed frame 2 is waist with the connecting hole on the lateral surface of headstock 1
Shape hole.
Kidney slot on fixed frame 2 so that fixed frame 2 can be moved forward and backward, to make small synchronous pulley 13 with it is big synchronous
The center line of belt wheel 17 is on same perpendicular, to ensure the synchronism and reliability of V belt translation.
The utility model can be transformed on existing numerically-controlled machine tool：The gear parts in numerically controlled lathe are removed,
Synchronous belt drive mechanism is installed outside headstock.The utility model makes the speed of main shaft pass to volume by synchronous belt, synchronous pulley
On code device.Due to eliminating gear mechanism, production cost is reduced, while noise is reduced, and also improve transmission essence
Degree, encoder can be accurately obtained machining information etc., to accurately be monitored to process, therefore ensure that adding for product
Working medium amount.
Claims (5)
1. the synchronous belt transmission device of numerically controlled lathe, it is characterized in that：It includes headstock (1), encoder (12), encoder installation
Frame (10), fixed frame (2), tape handler；Tape handler includes big synchronous pulley (17), small synchronous pulley (13), main shaft
(14), transmission shaft (4), synchronous belt (19), bearing (6)；Encoder (12) is fixed by screws on encoder mounting rack (10),
Encoder mounting rack (10) is sleeved on by holding screw on the left end of fixed frame (2), and the right end of fixed frame (2) is fixed on headstock
(1) on lateral surface；Transmission shaft (4) is multi-diameter shaft, and encoder (12) is sleeved in the flat of its left end, and small synchronous pulley (13) is logical
On a right end thereof, the interlude of transmission shaft (4) is arranged in the endoporus of fixed frame (2) too small flat key (8) set, transmission shaft (4) with
The bearing (6) of left and right two being in contact with the two is provided between the endoporus of fixed frame (2)；Big synchronous pulley (17) is by big
Flat key (18) is connected with the main shaft (14) on headstock (1), and left and right ends are positioned by locking nut (16)；Synchronous belt (19)
It is sleeved on big synchronous pulley (17) and small synchronous pulley (13) simultaneously.
2. the synchronous belt transmission device of numerically controlled lathe according to claim 1, it is characterized in that：Tape handler further includes adjusting
Whole pad (7)；Adjusting pad (7) is arranged on transmission shaft (4), left and right ends face respectively with the right side of the bearing on the right (6), small
The left side of synchronous pulley (13) is in contact.
3. the synchronous belt transmission device of numerically controlled lathe according to claim 1 or 2, it is characterized in that：Tape handler also wraps
Include hole baffle ring (5), shaft block ring (9)；Hole baffle ring (5) is arranged in the endoporus of fixed frame (2) and is sleeved on transmission shaft (4)
On, it is in contact with the left side of the bearing (6) on the left side, shaft block ring (9) is arranged on the right end of transmission shaft (4), and small synchronous
The right side of belt wheel (13) is in contact.
4. the synchronous belt transmission device of numerically controlled lathe according to claim 1, it is characterized in that：Tape handler further includes spiral shell
Female (15)；Nut (15) is sleeved on main shaft (14), connects big synchronous pulley (17).
5. the synchronous belt transmission device of numerically controlled lathe according to claim 1, it is characterized in that：The right end of fixed frame (2) with
Connecting hole on the lateral surface of headstock (1) is kidney slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820524794.5U CN208067912U (en) | 2018-04-13 | 2018-04-13 | The synchronous belt transmission device of numerically controlled lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820524794.5U CN208067912U (en) | 2018-04-13 | 2018-04-13 | The synchronous belt transmission device of numerically controlled lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208067912U true CN208067912U (en) | 2018-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820524794.5U Active CN208067912U (en) | 2018-04-13 | 2018-04-13 | The synchronous belt transmission device of numerically controlled lathe |
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| Country | Link |
|---|---|
| CN (1) | CN208067912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761016A (en) * | 2019-03-22 | 2019-05-17 | 上海申克机械有限公司 | The anticollision mechanism moved synchronously for assembly shop pipeline |
-
2018
- 2018-04-13 CN CN201820524794.5U patent/CN208067912U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761016A (en) * | 2019-03-22 | 2019-05-17 | 上海申克机械有限公司 | The anticollision mechanism moved synchronously for assembly shop pipeline |
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