CN207857873U - A kind of lathe mandrel positioning device - Google Patents
A kind of lathe mandrel positioning device Download PDFInfo
- Publication number
- CN207857873U CN207857873U CN201820166952.4U CN201820166952U CN207857873U CN 207857873 U CN207857873 U CN 207857873U CN 201820166952 U CN201820166952 U CN 201820166952U CN 207857873 U CN207857873 U CN 207857873U
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- CN
- China
- Prior art keywords
- mounting blocks
- side wall
- arc panel
- lathe
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The utility model discloses a kind of lathe mandrel positioning devices,Including bottom plate,Rack and lathe spindle,Rack is fixedly connected on the upper end of bottom plate,Lathe spindle is mounted in rack,The upper end of bottom plate slidably connects mounting blocks,The side of mounting blocks is equipped with fixed plate,Fixed plate is fixedly connected on the upper end of bottom plate,It is fixedly connected by hydraulic cylinder between fixed plate and mounting blocks,Side of the mounting blocks far from fixed plate is equipped with arc panel,Arc panel is rotatably connected to rotating bar close to the side wall both sides of mounting blocks,The side wall both sides of mounting blocks are all provided with fluted,Sliding bar is fixedly connected in groove,Sliding shoe and the first spring are arranged on sliding bar,Side wall of the both ends of first spring respectively with sliding shoe and groove abuts,The one end of rotating bar far from arc panel is rotatablely connected with sliding shoe,It is connected by elastic component between arc panel and mounting blocks.The utility model installation difficulty is relatively low, and easy to operate, and practicability is stronger.
Description
Technical field
The utility model is related to lathe auxiliary device field more particularly to a kind of lathe mandrel positioning devices.
Background technology
It is well known that lathe spindle is generally only carry out speed control, but it is also required in some special cases to master
Axis carries out position control.Such as：Need to allow knife when work in-process carries out automatic tool changer in the heart, in Boring because of technological requirement
When and lathe be required for main shaft to be accurately parked on a specific position in card engaging workpiece etc..
Through retrieval, 201143633 Y of Chinese patent grant number CN disclose a kind of lathe mandrel positioning device, including machine
Frame, lathe spindle, the lathe spindle are mounted in rack, and described lathe spindle one end is connect with part model to be processed,
The other end of the lathe spindle is sequentially connected by the output shaft of transmission belt and driving motor, in the lathe spindle with brake
Vehicle device, fixing sleeve fills locating piece on the lathe spindle, and a circle of the locating piece is divided at least two positioning
Angle, the positioning angle include positioning dog-ear, the oblique introducing port for being inserted into for detent mechanism, and the oblique introducing port is located at fixed
Installation positioning retractable driving device in rack described in two dog-ear sides of position dog-ear, the positioning retractable driving device connection positioning
Mechanism, the detent mechanism coordinate with the positioning angle, the telescopic direction of the positioning retractable driving device and oblique introducing port
Inclined direction matching.
Existing lathe mandrel positioning device has the following disadvantages：The positioning device is by positioning retractable driving device
More demanding to the concentricity of locating piece and convex foot when being braked, installation is more inconvenient, and inconvenient, also, should
For positioning device after brake block is worn, the repair and replacement to brake block are more inconvenient.
For this purpose, it is proposed that a kind of next lathe mandrel positioning device solves the above problems.
Utility model content
Purpose of the utility model is to solve need to ask what lathe spindle was positioned in the prior art when necessary
Topic, and a kind of lathe mandrel positioning device proposed.
To achieve the goals above, the utility model uses following technical solution：
A kind of lathe mandrel positioning device, including bottom plate, rack and lathe spindle, the rack are fixedly connected on bottom plate
Upper end, the lathe spindle are mounted in rack, and the upper end of the bottom plate slidably connects mounting blocks, the side of the mounting blocks
Equipped with fixed plate, the fixed plate is fixedly connected on the upper end of bottom plate, solid by hydraulic cylinder between the fixed plate and mounting blocks
Fixed connection, side of the mounting blocks far from fixed plate are equipped with arc panel, and the arc panel is equal close to the side wall both sides of mounting blocks
It is rotatably connected to rotating bar, the side wall both sides of the mounting blocks are all provided with fluted, and sliding bar, institute are fixedly connected in the groove
State and be arranged with sliding shoe and the first spring on sliding bar, the both ends of first spring respectively with sliding shoe and the side wall of groove
It abuts, the one end of the rotating bar far from arc panel is rotatablely connected with sliding shoe, is led between the arc panel and mounting blocks
Elastic component connection is crossed, brake block is removably connected in the arc panel, side wall rotation of the rack far from lathe spindle connects
It is connected to first rotating shaft, the first rotating shaft is fixedly and coaxially connected with lathe spindle, and driving motor is equipped on the bottom plate, described
Driving motor is sequentially connected by transmission mechanism and first rotating shaft, and first gear has been fixedly and coaxially connected in the first rotating shaft,
The downside of the first rotating shaft is equipped with the second shaft, the side wall rotation connection of second shaft and rack, second shaft
On be fixedly and coaxially connected second gear, the first gear is intermeshed with second gear, the rack be equipped with for pair
The clamping mechanism that second shaft is limited.
Preferably, the lower end both sides of the mounting blocks have been fixedly connected with sliding block, and the upside of the bottom plate is equipped with and sliding block
The sliding slot to match.
Preferably, the elastic component includes telescopic rod, the both ends of the telescopic rod respectively with arc panel and mounting blocks
Side wall is fixedly connected, and is socketed with second spring outside the telescopic rod, the both ends of the second spring respectively with arc panel and peace
The side wall of dress block is fixedly connected.
Preferably, the transmission mechanism includes the first chain drum being fixedly and coaxially connected with driving motor, the first rotating shaft
On be fixedly and coaxially connected the second chain drum, connected by chain drive between first chain drum and the second chain drum.
Preferably, the clamping mechanism includes the pawl being rotatablely connected with frame side wall, coaxially solid in second shaft
Surely it is connected with ratchet, the pawl is abutted with ratchet.
Preferably, it is fixedly connected with turning handle in second shaft.
Compared with prior art, the beneficial effects of the utility model are：
1, by the way that brake block, ratchet and pawl is arranged, the function of being slowed down to lathe spindle and positioned is realized.
2, the second shaft and second gear being connect with gantry rotation by setting, greatly reduces installation difficulty, and
It is conveniently operated.
3, by the way that the brake block being detachably connected with arc panel is arranged, and the mounting blocks being slidably connected with bottom plate, it is convenient
Brake block is replaced.
Description of the drawings
Fig. 1 be the utility model proposes a kind of lathe mandrel positioning device overlooking structure diagram；
Fig. 2 be the utility model proposes a kind of lathe mandrel positioning device structural perspective；
Fig. 3 be the utility model proposes a kind of lathe mandrel positioning device external structure schematic diagram.
In figure：1 bottom plate, 2 racks, 3 lathe spindles, 4 mounting blocks, 5 fixed plates, 6 hydraulic cylinders, 7 arc panels, 8 rotating bars, 9
Sliding bar, 10 sliding shoes, 11 first springs, 12 brake blocks, 13 first rotating shafts, 14 driving motors, 15 first gears, 16 second turns
Axis, 17 second gears, 18 sliding blocks, 19 telescopic rods, 20 second springs, 21 first chain drums, 22 second chain drums, 23 pawls, 24 ratchets,
25 turning handles.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of lathe mandrel positioning device, including bottom plate 1, rack 2 and lathe spindle 3, rack 2, which is fixed, to be connected
It is connected on the upper end of bottom plate 1, lathe spindle 3 is mounted in rack 2, and the upper end of bottom plate 1 slidably connects mounting blocks 4, specifically, peace
The lower end both sides of dress block 4 have been fixedly connected with sliding block 18, and the upside of bottom plate 1 is equipped with the sliding slot to match with sliding block 18, mounting blocks 4
Side be equipped with fixed plate 5, fixed plate 5 is fixedly connected on the upper end of bottom plate 1, passes through hydraulic cylinder between fixed plate 5 and mounting blocks 4
6 are fixedly connected, and side of the mounting blocks 4 far from fixed plate 5 is equipped with arc panel 7, and arc panel 7 is equal close to the side wall both sides of mounting blocks 4
It is rotatably connected to rotating bar 8, the side wall both sides of mounting blocks 4 are all provided with fluted, and sliding bar 9, sliding bar 9 are fixedly connected in groove
On be arranged with sliding shoe 10 and the first spring 11, the side wall of the both ends of the first spring 11 respectively with sliding shoe 10 and groove offsets
Contact, the one end of rotating bar 8 far from arc panel 7 are rotatablely connected with sliding shoe 10, pass through elasticity between arc panel 7 and mounting blocks 4
Part connects, specifically, elastic component includes telescopic rod 19, the both ends of telescopic rod 19 respectively with arc panel 7 and the side wall of mounting blocks 4
Be fixedly connected, be socketed with second spring 20 outside telescopic rod 19, the both ends of second spring 20 respectively with arc panel 7 and mounting blocks 4
Side wall be fixedly connected, brake block 12 is removably connected in arc panel 7, specifically, brake block 12 passes through bolt and arc panel 7
It is fixedly connected, side wall of the rack 2 far from lathe spindle 3 is rotatably connected to first rotating shaft 13, and first rotating shaft 13 is same with lathe spindle 3
Axis is fixedly connected.
In the utility model, driving motor 14 is installed on bottom plate 1, driving motor 14 passes through transmission mechanism and first rotating shaft
13 are sequentially connected, specifically, transmission mechanism includes the first chain drum 21 being fixedly and coaxially connected with driving motor 14, first rotating shaft 13
On be fixedly and coaxially connected the second chain drum 22, connected by chain drive between the first chain drum 21 and the second chain drum 22, first turn
First gear 15 is fixedly and coaxially connected on axis 13, the downside of first rotating shaft 13 is equipped with the second shaft 16, the second shaft 16 and machine
The side wall of frame 2 is rotatablely connected, and second gear 17, first gear 15 and second gear 17 have been fixedly and coaxially connected in the second shaft 16
Intermeshing, rack 2 are equipped with clamping mechanism for being limited to the second shaft 16, specifically, clamping mechanism include with
The pawl 23 of 2 side wall of rack rotation connection, has been fixedly and coaxially connected ratchet 24 in the second shaft 16, pawl 23 offsets with ratchet 24
Contact, it is worth mentioning at this point that, it is fixedly connected with turning handle 25 in the second shaft 16.
When the utility model positions lathe spindle 3, it is first shut off driving motor 14, the first chain drum 21 stops turning
It is dynamic, due to being connected by chain drive between the first chain drum 21 and the second chain drum 22, it should be noted that passed by the way that chain is arranged
The phenomenon that moving, skidding can be avoided the occurrence of, and the second chain drum 22 is fixedly and coaxially connected with first rotating shaft 13, so first rotating shaft 13
13 rotating speed of first rotating shaft can be made to decline, since first rotating shaft 13 and lathe spindle 3 are fixedly and coaxially connected, so vehicle by resistance
Bed main shaft 3 also can then start hydraulic cylinder 6 with deceleration, and hydraulic cylinder 6 pushes mounting blocks 4, makes brake block 12 and first rotating shaft 13
It abuts, under the action of the frictional force generated between brake block 12 and first rotating shaft 13, first rotating shaft 13 stops turning completely
It is dynamic, mounting blocks 4 are pulled towards the direction far from rack 2 followed by hydraulic cylinder 6, then by rotating turning handle 25, by lathe master
Axis 3 turns to suitable position, then by pawl 23 and 24 mutual clamping fixed of ratchet, it should be noted that in lathe spindle 3
When rotation, it is necessary to separate pawl 23 and ratchet 24, prevent the stuck situation of lathe spindle 3, finally pass through hydraulic cylinder 6 again
Mounting blocks 4 are pushed towards close to the direction of rack 2, brake block 12 is made to be abutted with first rotating shaft 13, it is worth mentioning at this point that, lead to
The first spring 11 of setting and second spring 20 are crossed, certain cushioning effect can be played, operating personnel is avoided operation error occur,
First rotating shaft 13 is caused to be squeezed the situation for causing first rotating shaft 13 impaired by brake block 12.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of lathe mandrel positioning device, including bottom plate（1）, rack（2）And lathe spindle（3）, which is characterized in that the machine
Frame（2）It is fixedly connected on bottom plate（1）Upper end, the lathe spindle（3）Mounted on rack（2）On, the bottom plate（1）Upper end
Slidably connect mounting blocks（4）, the mounting blocks（4）Side be equipped with fixed plate（5）, the fixed plate（5）It is fixedly connected on
Bottom plate（1）Upper end, the fixed plate（5）With mounting blocks（4）Between pass through hydraulic cylinder（6）It is fixedly connected, the mounting blocks（4）
Far from fixed plate（5）Side be equipped with arc panel（7）, the arc panel（7）Close to mounting blocks（4）The side wall both sides company of rotation
It is connected to rotating bar（8）, the mounting blocks（4）Side wall both sides be all provided with fluted, be fixedly connected with sliding bar in the groove
（9）, the sliding bar（9）On be arranged with sliding shoe（10）With the first spring（11）, first spring（11）Both ends difference
With sliding shoe（10）And the side wall of groove abuts, the rotating bar（8）Far from arc panel（7）One end and sliding shoe
（10）Rotation connection, the arc panel（7）With mounting blocks（4）Between connected by elastic component, the arc panel（7）It is interior detachable
It is connected with brake block（12）, the rack（2）Far from lathe spindle（3）Side wall be rotatably connected to first rotating shaft（13）, described
First rotating shaft（13）With lathe spindle（3）It is fixedly and coaxially connected, the bottom plate（1）On driving motor is installed（14）, the drive
Dynamic motor（14）Pass through transmission mechanism and first rotating shaft（13）It is sequentially connected, the first rotating shaft（13）On be fixedly and coaxially connected
First gear（15）, the first rotating shaft（13）Downside be equipped with the second shaft（16）, second shaft（16）With rack（2）
Side wall rotation connection, second shaft（16）On be fixedly and coaxially connected second gear（17）, the first gear（15）
With second gear（17）Intermeshing, the rack（2）It is equipped with for the second shaft（16）The clamping mechanism limited.
2. a kind of lathe mandrel positioning device according to claim 1, which is characterized in that the mounting blocks（4）Lower end
Both sides have been fixedly connected with sliding block（18）, the bottom plate（1）Upside be equipped with and sliding block（18）The sliding slot to match.
3. a kind of lathe mandrel positioning device according to claim 1, which is characterized in that the elastic component includes telescopic rod
（19）, the telescopic rod（19）Both ends respectively with arc panel（7）And mounting blocks（4）Side wall be fixedly connected, it is described flexible
Bar（19）It is socketed with second spring outside（20）, the second spring（20）Both ends respectively with arc panel（7）And mounting blocks（4）
Side wall be fixedly connected.
4. a kind of lathe mandrel positioning device according to claim 1, which is characterized in that the transmission mechanism includes and drive
Dynamic motor（14）The first chain drum being fixedly and coaxially connected（21）, the first rotating shaft（13）On be fixedly and coaxially connected the second chain drum
（22）, first chain drum（21）With the second chain drum（22）Between connected by chain drive.
5. a kind of lathe mandrel positioning device according to claim 1, which is characterized in that the clamping mechanism includes and machine
Frame（2）The pawl of side wall rotation connection（23）, second shaft（16）On be fixedly and coaxially connected ratchet（24）, the pawl
（23）With ratchet（24）It abuts.
6. a kind of lathe mandrel positioning device according to claim 1, which is characterized in that second shaft（16）It is upper solid
Surely it is connected with turning handle（25）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820166952.4U CN207857873U (en) | 2018-01-31 | 2018-01-31 | A kind of lathe mandrel positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820166952.4U CN207857873U (en) | 2018-01-31 | 2018-01-31 | A kind of lathe mandrel positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207857873U true CN207857873U (en) | 2018-09-14 |
Family
ID=63460444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820166952.4U Expired - Fee Related CN207857873U (en) | 2018-01-31 | 2018-01-31 | A kind of lathe mandrel positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207857873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037968A (en) * | 2022-12-24 | 2023-05-02 | 常州青一特机床有限公司 | Five horizontal machining centers of high stability |
-
2018
- 2018-01-31 CN CN201820166952.4U patent/CN207857873U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037968A (en) * | 2022-12-24 | 2023-05-02 | 常州青一特机床有限公司 | Five horizontal machining centers of high stability |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 Termination date: 20190131 |