CN207941988U - Horizontal lathe for crankshaft machining - Google Patents
Horizontal lathe for crankshaft machining Download PDFInfo
- Publication number
- CN207941988U CN207941988U CN201820222844.4U CN201820222844U CN207941988U CN 207941988 U CN207941988 U CN 207941988U CN 201820222844 U CN201820222844 U CN 201820222844U CN 207941988 U CN207941988 U CN 207941988U
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- CN
- China
- Prior art keywords
- eccentric block
- chuck
- spindle box
- vehicle body
- lead screw
- 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.)
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Abstract
The utility model discloses a kind of horizontal lathes for Crankshaft Machining, including vehicle body, one end is equipped with spindle box at the top of vehicle body, spindle box is equipped with index chuck, spindle box side is equipped with the translating rails being located at the top of vehicle body, translating rails are equipped with tailstock far from spindle box one end, tailstock is equipped with fixed axle center, fixed axle center side is connected with locking device, knife rest is equipped between tailstock and spindle box, knife rest lower end connects translating rails through saddle, and saddle lower end is connected with the driving lead screw positioned at vehicle body both sides.The utility model can be suitable for the processing of eccentric shaft part, and have the characteristics that high precision machining, stability are good.
Description
Technical field
The utility model is related to a kind of lathes, especially a kind of horizontal lathe for Crankshaft Machining.
Background technology
With the raising of the development and aesthetic level of society, crystal works are more and more extensive to be liked by masses, is made
The production scale of crystal die also increases therewith；And in the manufacture of crystal die, and with eccentric part, mulit-turning crankshaft and multi-thread spiral shell
The parts such as line part are chief component, the processing quality important of assembling and crystal to crystal die.But due to
Conventional lathe can not accurately be adjusted the lateral position of workpiece and rotation angle in clamping, cause lathe inclined in processing
It is frequently necessary to carry out multiple clamping and positioning to workpiece by different frock clamps when the parts such as central member, mulit-turning crankshaft, cause
Workpiece repeatedly clamping and process in serious mismachining tolerance can occur because of the offset of installation site, cause work pieces process
The reduction of efficiency and processing quality.Therefore, it is necessary to a kind of lathes that can be suitable for eccentric shaft part processing.
Utility model content
The purpose of the utility model is to provide a kind of horizontal lathes for Crankshaft Machining.It can be suitable for bias
The processing of shaft member, and have the characteristics that high precision machining, stability are good.
The technical solution of the utility model：For the horizontal lathe of Crankshaft Machining, including vehicle body, one end is equipped at the top of vehicle body
Spindle box, spindle box are equipped with index chuck, and spindle box side is equipped with the translating rails being located at the top of vehicle body, and translating rails are separate
Spindle box one end is equipped with tailstock, and tailstock is equipped with fixed axle center, and fixed axle center side is connected with locking device, tailstock and spindle box
Between be equipped with knife rest, knife rest lower end through saddle connect translating rails, saddle lower end is connected with the driving positioned at vehicle body both sides
Lead screw；The index chuck includes chuck base, and chuck base center is equipped with mounting groove, is connected through lead screw mounting bracket in mounting groove
Lead screw is offset, offset lead screw end is equipped with outer-hexagonal rotary head, and offset lead screw middle part is connected with mobile eccentric block through feed screw nut,
Mobile eccentric block both sides are equipped with strip hole, and lock-screw is equipped in strip hole, lock-screw lower end through being threadedly coupled chuck base,
Mobile eccentric block center is equipped with rotatable scroll chuck, and scroll chuck bottom is equipped with installation step, and installation step side is equipped with
Indicator is evenly distributed with multiple positioning briquettings on installation step, and graduation apparatus, mobile eccentric block are equipped between adjacent positioned briquetting
Side is equipped with limiting plate, and limiting plate lower end is arranged in mounting groove, and dial gauge is equipped on the outside of limiting plate, and the connection of dial gauge end moves
Dynamic eccentric block；The locking device includes lock shaft, and lock shaft upper end is connected with set lever, ratchet is equipped in the middle part of lock shaft,
Pawl is equipped on the outside of ratchet, pawl end is equipped with torsional spring through fixed pin connection tailstock, fixed pin.
It is previously described in the horizontal lathe of Crankshaft Machining, the graduation apparatus is distributed in the shifting of scroll chuck surrounding in a ring
On dynamic eccentric block.
It is previously described in the horizontal lathe of Crankshaft Machining, through being bolted mobile eccentric block on the outside of the positioning briquetting.
Compared with prior art, the utility model can adjust installation part by deviating the cooperation of lead screw and mobile eccentric block
Lateral position, the rotation angle of installation part can be adjusted by the cooperation of scroll chuck and mobile eccentric block, makes index chuck
It can be completed at the same time the rotation and translation to installation part, to facilitate lathe to eccentric part, mulit-turning crankshaft and multi start thread part etc.
The processing work of eccentric shaft part, and since installation part can change certainly after being fixed through scroll chuck without changing installation site just
The installation site and angle of body allow lathe to complete multi-step process by clamped one time, when reducing the processing of workpiece
Between and avoid workpiece because installation site deviate caused by mismachining tolerance, reduce the processing cost of workpiece and further improve work
The machining accuracy of part；Installation part when rotated with translation when, the translation precision of installation part can be checked by dial gauge, passes through finger
Show that the cooperation of needle and graduation apparatus can check the running accuracy of installation part, improves the machining accuracy of installation part；Pass through locking screw
The cooperation of nail and strip hole makes mobile eccentric block that can be firmly installed after movement in place, passes through positioning briquetting and installation step
Cooperation, make scroll chuck that can be firmly installed after being rotated in place, to prevent index chuck in process because of external force
The offset and rotation for causing workpiece, further improve the machining accuracy of workpiece and the job stability of lathe；It is filled by locking
Locking can also be played the role of to fixed axle center by setting, and avoid fixed axle center after clamping because the mistake of the vibrations of lathe or set lever is touched
The phenomenon that causing to loosen or be detached from workpiece, further improves the job stability of lathe.In addition.The utility model passes through outer six
Angle rotor can also facilitate worker by deviating the shift position of the mobile eccentric block of lead screw adjusting and improving mobile eccentric block
Degree of regulation reduces worker to the regulating time of the location of workpiece and improves the positioning accuracy of chuck.So the utility model
It can be suitable for the processing of eccentric shaft part, and have the characteristics that high precision machining, stability are good.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of index chuck；
Fig. 3 is the A of Fig. 2 to sectional view；
Fig. 4 is the structural schematic diagram of locking device.
Label in attached drawing be：1- chuck bases, 2- lead screw mounting brackets, 3- deviate lead screw, and 4- feed screw nut, 5- movements are partially
Heart block, 6- lock-screws, 7- scroll chucks, 8- positioning briquettings, 9- limiting plates, 10- dial gauges, 11- vehicle bodies, 12- spindle boxes,
13- index chucks, 14- translating rails, 15- tailstocks, 16- fix axle center, 17- locking devices, 18- knife rests, 19- saddles, 20-
Drive lead screw, 101- mounting grooves, 171- lock shafts, 172- set levers, 173- ratchets, 174- pawls, 175- fixed pins, 301-
Outer-hexagonal rotary head, 501- strip holes, 502- graduation apparatus, 701- installation steps, 702- indicators.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and examples, but is not intended as to the utility model
The foundation of limitation.
Embodiment.For the horizontal lathe of Crankshaft Machining, constitute as shown in Figure 1, including vehicle body 11,11 top one end of vehicle body
Equipped with spindle box 12, spindle box 12 is equipped with index chuck 13, and 12 side of spindle box is equipped with the translation being located at the top of vehicle body 11 and leads
Rail 14, translating rails 14 are equipped with tailstock 15 far from 12 one end of spindle box, and tailstock 15 is equipped with fixed axle center 16, fixed axle center 16 1
Side is connected with locking device 17, and knife rest 18 is equipped between tailstock 15 and spindle box 12, and 18 lower end of knife rest connects flat through saddle 19
Guide rail 14 is moved, 19 lower end of saddle is connected with the driving lead screw 20 positioned at 11 both sides of vehicle body；The index chuck 13 includes chuck
Pedestal 1,1 center of chuck base are equipped with mounting groove 101, are connected through lead screw mounting bracket 2 in mounting groove 101 and offset lead screw 3, deviated
3 end of lead screw is equipped with outer-hexagonal rotary head 301, and 3 middle part of offset lead screw is connected with mobile eccentric block 5 through feed screw nut 4, mobile eccentric
5 both sides of block are equipped with strip hole 501, lock-screw 6 are equipped in strip hole 501,6 lower end of lock-screw is through being threadedly coupled chuck base
1,5 center of mobile eccentric block is equipped with rotatable scroll chuck 7, and 7 bottom of scroll chuck is equipped with installation step 701, installation step
701 sides are equipped with indicator 702, are evenly distributed with multiple positioning briquettings 8 on installation step 701, are set between adjacent positioned briquetting 8
There are graduation apparatus 502,5 side of mobile eccentric block to be equipped with limiting plate 9,9 lower end of limiting plate is arranged in mounting groove 101, outside limiting plate 9
Side is equipped with the dial gauge 10 for being fixed on 1 edge of chuck base, and 10 end of dial gauge connects movement after passing through the circular hole on limiting plate 9
Eccentric block 5；The locking device 17 includes lock shaft 171, and 171 upper end of lock shaft is connected with set lever 172, lock shaft 171
Middle part is equipped with ratchet 173, and 173 outside of ratchet is equipped with pawl 174, and 174 end of pawl connects tailstock 15 through fixed pin 175, fixed
Pin 175 is equipped with torsional spring.
The graduation apparatus 502 is distributed in a ring on the mobile eccentric block 5 of 7 surrounding of scroll chuck.
8 outside of the positioning briquetting is through being bolted mobile eccentric block 5.
The operation principle of the utility model：After workpiece is mounted on scroll chuck 7 by the utility model, worker can pass through
301 pivot offset lead screw 3 of outer-hexagonal rotary head makes mobile eccentric block 5 do translation work on chuck base 1, to make eccentric shaft
The processing axle center of part can keep concentric with fixed axle center 16, by the cooperation of scroll chuck 7 and positioning briquetting 8, make workpiece
The rotational angle of itself can be adjusted by rotating scroll chuck 7, to facilitate lathe to each rotor journal of mulit-turning crankshaft into
Row processing；Scroll chuck 7 in translation and rotation by dial gauge 10 and graduation apparatus 502 can observe workpiece translation distance and
Rotation angle improves the positioning accuracy of workpiece；The mobile translation of eccentric block 5 can make lead screw mounting bracket 2 by limiting plate 9 afterwards in place
Vertical state is kept, it can be fixed on chuck base 1 by mobile eccentric block 5 by the cooperation of lock-screw 6 and strip hole 501
Securely, the mismachining tolerance of the workpiece caused by tilting or deviating of mobile eccentric block 5 is prevented；Scroll chuck 7 be rotated in place after by fixed
The fixation on mobile eccentric block 5 of scroll chuck 7 can be prevented scroll chuck by the cooperation of position briquetting 8 and installation step 701
7 in processing because of the problem of loosening occurs in rotation or opposite sliding, make workpiece position and process in have it is good plus
It is apt qualitative；Tailstock 15 is moved to workpiece side after being positioned to workpiece for index chuck 13 and rotation lock handle 172 makes fixation
Axle center 16 is bonded to each other with workpiece, and fixed axle center 16 after positioning can be to lock shaft by the cooperation of ratchet 173 and pawl 174
171 play the role of anti-rotation, and lock shaft 171 is avoided to fix axle center 16 caused by processing vibrations or worker accidentally touch in lathe process
It loosens or disengages, improve the processing stability of lathe, the torsional spring on pawl 174 can be such that pawl 174 remains and ratchet
173 be bonded to each other, further increases the processing stability of lathe.After workpiece completes time processing, worker can be by dividing
Degree chuck 13 is resetted or is repositioned to workpiece, and so that workpiece is passed through clamped one time just can complete multi-step process, and energy
It prevents workpiece mismachining tolerance caused by disassembly process repeatedly, further improves the processing stability and workpiece of lathe
Processing quality.
Claims (3)
1. the horizontal lathe for Crankshaft Machining, it is characterised in that：Including vehicle body (11), one end is equipped with main shaft at the top of vehicle body (11)
Case (12), spindle box (12) are equipped with index chuck (13), and spindle box (12) side is equipped with the translation being located at the top of vehicle body (11)
Guide rail (14), translating rails (14) are equipped with tailstock (15) far from spindle box (12) one end, and tailstock (15) is equipped with fixed axle center
(16), fixed axle center (16) side is connected with locking device (17), and knife rest (18) is equipped between tailstock (15) and spindle box (12),
Through saddle (19) connection translating rails (14), saddle (19) lower end is connected with positioned at vehicle body (11) both sides for knife rest (18) lower end
Driving lead screw (20)；The index chuck (13) includes chuck base (1), and chuck base (1) center is equipped with mounting groove
(101), lead screw (3) is offset through lead screw mounting bracket (2) connection in mounting groove (101), offset lead screw (3) end is equipped with outer-hexagonal
Rotary head (301), offset lead screw (3) middle part are connected with mobile eccentric block (5) through feed screw nut (4), and mobile eccentric block (5) both sides are set
There is strip hole (501), lock-screw (6) is equipped in strip hole (501), lock-screw (6) lower end is through being threadedly coupled chuck base
(1), mobile eccentric block (5) center is equipped with rotatable scroll chuck (7), and scroll chuck (7) bottom is equipped with installation step
(701), installation step (701) side is equipped with indicator (702), and installation step is evenly distributed with multiple positioning briquettings on (701)
(8), graduation apparatus (502) is equipped between adjacent positioned briquetting (8), mobile eccentric block (5) side is equipped with limiting plate (9), limiting plate
(9) lower end setting is equipped with dial gauge (10), the connection movement of dial gauge (10) end in mounting groove (101) on the outside of limiting plate (9)
Eccentric block (5)；The locking device (17) includes lock shaft (171), and lock shaft (171) upper end is connected with set lever (172),
It is equipped with ratchet (173) in the middle part of lock shaft (171), is equipped with pawl (174) on the outside of ratchet (173), pawl (174) end is through fixed pin
(175) connection tailstock (15), fixed pin (175) are equipped with torsional spring.
2. the horizontal lathe according to claim 1 for Crankshaft Machining, it is characterised in that：The graduation apparatus (502) is in
Annular spread is on the mobile eccentric block (5) of scroll chuck (7) surrounding.
3. the horizontal lathe according to claim 1 for Crankshaft Machining, it is characterised in that：The positioning briquetting (8) is outside
Side is through being bolted mobile eccentric block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222844.4U CN207941988U (en) | 2018-02-08 | 2018-02-08 | Horizontal lathe for crankshaft machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222844.4U CN207941988U (en) | 2018-02-08 | 2018-02-08 | Horizontal lathe for crankshaft machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207941988U true CN207941988U (en) | 2018-10-09 |
Family
ID=63699648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820222844.4U Expired - Fee Related CN207941988U (en) | 2018-02-08 | 2018-02-08 | Horizontal lathe for crankshaft machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207941988U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449605A (en) * | 2019-07-03 | 2019-11-15 | 邱雅君 | A kind of novel numerical control lathe of high firm processing |
| CN111854650A (en) * | 2020-07-24 | 2020-10-30 | 西北工业大学 | Assembly detection device for actuating part piston assembly |
-
2018
- 2018-02-08 CN CN201820222844.4U patent/CN207941988U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449605A (en) * | 2019-07-03 | 2019-11-15 | 邱雅君 | A kind of novel numerical control lathe of high firm processing |
| CN110449605B (en) * | 2019-07-03 | 2021-02-12 | 广州通发智能装备股份有限公司 | High numerical control lathe who stabilizes processing |
| CN111854650A (en) * | 2020-07-24 | 2020-10-30 | 西北工业大学 | Assembly detection device for actuating part piston assembly |
| CN111854650B (en) * | 2020-07-24 | 2022-04-29 | 西北工业大学 | Assembly detection device for actuating part piston assembly |
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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: 20181009 Termination date: 20200208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |