CN203356615U - Electric knife rest - Google Patents
Electric knife rest Download PDFInfo
- Publication number
- CN203356615U CN203356615U CN 201320351459 CN201320351459U CN203356615U CN 203356615 U CN203356615 U CN 203356615U CN 201320351459 CN201320351459 CN 201320351459 CN 201320351459 U CN201320351459 U CN 201320351459U CN 203356615 U CN203356615 U CN 203356615U
- Authority
- CN
- China
- Prior art keywords
- knife rest
- cylinder
- transmission shaft
- casing
- wildhaber
- 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
Links
Images
Landscapes
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses an electric knife rest which comprises a numerical control lathe, a knife rest body, a servo motor and a knife rest control unit. The servo motor is connected onto the knife rest body, the knife rest body further comprises an air cylinder and a knife disc, and the servo motor is connected onto a first transmission shaft in the knife rest body. The other end of the first transmission shaft is connected with a driving circular-arc gear, the air cylinder is connected onto a second transmission shaft in the knife rest body, and the other end of the second transmission shaft is connected with a driven circular-arc gear. The driving circular-arc gear is in driving connection with the driven circular-arc gear through a circular-arc gear synchronous belt, the electric knife rest achieves pneumatic locking and loosening through the air cylinder and the knife rest control unit and achieves accurate knife changing through the servo motor and a synchronous belt wheel. By adopting the mode, the electric knife rest has the advantages of being high in reliability performance, accurate in positioning, compact in structure, high in transposition speed, low in noise and cost and the like and meanwhile has wide market prospect in the aspects of application and popularization of small numerical control lathes.
Description
Technical field
The utility model relates to the numerically-controlled machine tool rest field, particularly relates to a kind of electric driving tool post.
Background technology
General electric driving tool post is comprised of motor, worm gear and worm structure, leading screw and nut structure, Hall element navigation system etc.During forward, motor passes to leading screw by worm gear and worm structure by driving, the knife rest of nut and rotation is that keyway connects, the knife rest that is nut and rotation can only be done relative sliding up and down, and can not relatively rotate, and nut and motor base are to form detent mechanism by flank engagement, before this throws off engaging tooth, nut can not rotate, and knife rest also just can not rotate.
While just starting, due to turning clockwise of leading screw, nut moves up with respect to the knife rest rotated, and after engaging tooth is thrown off, by the effect of pin and thrust groove, makes leading screw rotate and passes to nut rotation, and then drive blade holder turns, carries out tool changing.While having arrived the station of appointment, by Hall element navigation system and auxiliary positioning pin, position, numerical control device is controlled the knife rest tool changing, motor carries out the reverse signal of certain time-delay, because the effect of thrust pin, nut system and tool holder system can not reverse, thereby nut system moves down along leading screw, until two pairs of engaging tooths mesh again, completed like this process of whole tool changing.
In above-mentioned electric driving tool post exchanging knives process, have following defect: (1) cutter spacing signal sometimes can't feed back to digital control system in time, and this just easily occurs the cutter spacing fault can not find the cutter spacing of wanting; (2) Hall element or shop bolt easily break down, and cause positioning precision error to occur; (3) stuck phenomenon easily occurs in screw-nut body, causes cutter spacing to lock.
The utility model content
The technical problem that the utility model mainly solves is to provide a kind of electric driving tool post, realize the locking of knife rest and unclamp by pneumatic mode, realize the accurate tool changing of knife rest by servomotor and synchronous pulley, have that unfailing performance is high, registration, compact conformation, transposition speed is fast, noise is little, the advantage such as cheap, simultaneously the application of miniature numerical control lathe and universal on market prospects are widely arranged.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of electric driving tool post is provided, comprise: numerically controlled lathe, be arranged on the tool holder body on numerically controlled lathe, the knife rest control module that is arranged on the servomotor on tool holder body and is connected with tool holder body, tool holder body comprises knife rest casing, knife rest pedestal, cylinder and cutterhead, the knife rest casing is fixedly connected on the knife rest pedestal, be connected with servomotor on the knife rest casing, also be connected with cylinder and cutterhead on the knife rest casing.
In preferred embodiment of the utility model, be connected with the first power transmission shaft and second driving shaft in described knife rest casing, servomotor is connected on the first power transmission shaft, the other end of the first power transmission shaft is connected with initiatively wildhaber-novikov gear, cylinder is connected on second driving shaft, and the other end of second driving shaft is connected with driven wildhaber-novikov gear.
In preferred embodiment of the utility model, the axis direction of described the first power transmission shaft and the axis direction of second driving shaft are parallel to each other.
In preferred embodiment of the utility model, described active wildhaber-novikov gear drives and is connected with driven wildhaber-novikov gear by the wildhaber-novikov gear Timing Belt.
In preferred embodiment of the utility model, also be connected with the cylinder holder on described knife rest casing, described cylinder is fixedly installed on the cylinder holder, is provided with on the second driving shaft of knife rest box house and drives the circle of cylinder action to push away spring.
In preferred embodiment of the utility model, be provided with calibration Moving plate and calibration price fixing on described knife rest casing, the calibration price fixing is fixedly connected on the knife rest casing, and the calibration Moving plate rotates setting on the knife rest casing, and the outer end of calibration Moving plate connects cutterhead.
In preferred embodiment of the utility model, described knife rest control module comprises the first auxiliary reclay, the second auxiliary reclay and magnetic valve, and the first auxiliary reclay and the second auxiliary reclay all are electrically connected with magnetic valve.
In preferred embodiment of the utility model, described knife rest control module is connected to obtain the locking signal of tool holder body and loosens signal with tool holder body by interface.
The beneficial effects of the utility model are: the utility model electric driving tool post is realized the locking of knife rest and unclamps by pneumatic mode, realize the accurate tool changing of knife rest by servomotor and synchronous pulley, have that unfailing performance is high, registration, compact conformation, transposition speed is fast, noise is little, the advantage such as cheap, simultaneously the application of miniature numerical control lathe and universal on market prospects are widely arranged.
The accompanying drawing explanation
Fig. 1 is the structural representation of tool holder body one preferred embodiment of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Fig. 3 is that the B-B of Fig. 1 is to cutaway view;
In accompanying drawing, the mark of each parts is as follows: 1, tool holder body, 2, servomotor, 3, the knife rest casing, 4, knife rest pedestal, 5, cylinder, 6, cutterhead, 7, the first power transmission shaft, 8, second driving shaft, 9, wildhaber-novikov gear initiatively, 10, driven wildhaber-novikov gear, 11, wildhaber-novikov gear Timing Belt, 12, the calibration Moving plate, 13, the calibration price fixing, 14, cylinder holder, 15, circle pushes away spring.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.
Refer to Fig. 1 to Fig. 3, the utility model embodiment comprises:
A kind of electric driving tool post comprises: numerically controlled lathe, be arranged on the tool holder body 1 on numerically controlled lathe, the knife rest control module that is arranged on the servomotor 2 on tool holder body 1 and is connected with tool holder body 1.
Tool holder body 1 comprises knife rest casing 3, knife rest pedestal 4, cylinder 5 and cutterhead 6, and knife rest casing 3 is fixedly connected on knife rest pedestal 4, is connected with servomotor 2 on knife rest casing 3, also is connected with cylinder 5 and cutterhead 6 on knife rest casing 3.
Being connected with the axis direction of the first power transmission shaft 7 and second driving shaft 8, the first power transmission shafts 7 and the axis direction of second driving shaft 8 in described knife rest casing 3 is parallel to each other.
Servomotor 2 is connected on the first power transmission shaft 7, and the other end of the first power transmission shaft 7 is connected with initiatively wildhaber-novikov gear 9, and cylinder is connected on second driving shaft 8, and the other end of second driving shaft 8 is connected with driven wildhaber-novikov gear 10.
Described active wildhaber-novikov gear 9 drives and is connected with driven wildhaber-novikov gear 10 by wildhaber-novikov gear Timing Belt 11.Intermeshing on fluted disc on wildhaber-novikov gear Timing Belt 11 and initiatively wildhaber-novikov gear 9 and driven wildhaber-novikov gear 10, structure is compacter, can realize precision positioning by cutter setting frame, has reduced position error.
Be provided with calibration Moving plate 12 and calibration price fixing 13 on described knife rest casing 3, calibration price fixing 13 is fixedly connected on knife rest casing 3, calibration Moving plate 12 rotates setting on knife rest casing 3, the outer end of calibration Moving plate 12 connects cutterhead 6, so not only guaranteed that transposition speed is fast, also realized the registration of knife rest simultaneously, guaranteed to find fast the cutter spacing needed.
Also be connected with cylinder holder 14 on described knife rest casing 3, described cylinder 5 is fixedly installed on cylinder holder 14, is provided with on the second driving shaft 8 of knife rest casing 3 inside and drives the circle of cylinder 5 actions to push away spring 15.The reciprocating action of cylinder 5 can realize the locking of knife rest and loosen.
In the utility model, the knife rest control module comprises the first auxiliary reclay, the second auxiliary reclay and magnetic valve, and the first auxiliary reclay and the second auxiliary reclay all are electrically connected with magnetic valve.Described knife rest control module is connected to obtain the locking signal of tool holder body and loosens signal with tool holder body by interface.
Knife rest locking and the course of work of loosening are:
The knife rest control module sends knife rest locking signal and is connected on the first auxiliary reclay, and the first auxiliary reclay is controlled the locking action of magnetic valve, and cylinder 5 is realized the locking of knife rest by the locking action of magnetic valve;
The knife rest control module sends knife rest to be loosened signal and is connected on the second auxiliary reclay, and the second auxiliary reclay is controlled the loosening up of magnetic valve, and cylinder 5 is realized loosening of knife rest by the loosening up of magnetic valve.
The course of work of knife rest tool changing is:
The servo-electric knife rest, after the each energising of numerically controlled lathe, must carry out the back to zero operation of knife rest, otherwise knife rest can't move.Knife rest locking signal normality is one, when tool changing starts and finish, saltus step will occur, and when occurring that the cutter index signal is for the moment, locks signal simultaneously zero to one saltus step occurs, and can judge that exchanging knives process finishes.
The beneficial effect of the utility model electric driving tool post is:
One, by driven by servomotor calibration, cylinder locking with loosen, and then realize the locking of knife rest and loosen, reliability is high;
Two, carry out precision positioning by a set fluted disc, there is the advantages such as unfailing performance is high, registration, compact conformation, transposition speed is fast, noise is little, cheap;
Three, compare the advantage such as there is compact conformation, tool-changing speed is fast, reliability is high with common electric driving tool post, compare the cost that the common electric knife rest increases very little, can replace fully in actual applications the common electric knife rest;
Four, compare other high-end hydraulic servo knife rest, the advantage such as servo saddle has simple in structure, and reliability is high, with low cost, the application of miniature numerical control lathe and universal on market prospects are widely arranged.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.
Claims (8)
1. an electric driving tool post, it is characterized in that, comprise: numerically controlled lathe, be arranged on the tool holder body on numerically controlled lathe, the knife rest control module that is arranged on the servomotor on tool holder body and is connected with tool holder body, tool holder body comprises knife rest casing, knife rest pedestal, cylinder and cutterhead, the knife rest casing is fixedly connected on the knife rest pedestal, be connected with described servomotor on the knife rest casing, also be connected with cylinder and cutterhead on the knife rest casing.
2. electric driving tool post according to claim 1, it is characterized in that, be connected with the first power transmission shaft and second driving shaft in described knife rest casing, servomotor is connected on the first power transmission shaft, the other end of the first power transmission shaft is connected with initiatively wildhaber-novikov gear, cylinder is connected on second driving shaft, and the other end of second driving shaft is connected with driven wildhaber-novikov gear.
3. electric driving tool post according to claim 2, is characterized in that, the axis direction of described the first power transmission shaft and the axis direction of second driving shaft are parallel to each other.
4. electric driving tool post according to claim 2, is characterized in that, described active wildhaber-novikov gear drives and is connected with driven wildhaber-novikov gear by the wildhaber-novikov gear Timing Belt.
5. electric driving tool post according to claim 1, it is characterized in that, also be connected with the cylinder holder on described knife rest casing, described cylinder is fixedly installed on the cylinder holder, is provided with on the second driving shaft of knife rest box house and drives the circle of cylinder action to push away spring.
6. electric driving tool post according to claim 1, it is characterized in that, be provided with calibration Moving plate and calibration price fixing on described knife rest casing, the calibration price fixing is fixedly connected on the knife rest casing, the calibration Moving plate rotates setting on the knife rest casing, and the outer end of calibration Moving plate connects cutterhead.
7. electric driving tool post according to claim 1, is characterized in that, described knife rest control module comprises the first auxiliary reclay, the second auxiliary reclay and magnetic valve, and the first auxiliary reclay and the second auxiliary reclay all are electrically connected with magnetic valve.
8. electric driving tool post according to claim 7, is characterized in that, described knife rest control module is connected to obtain the locking signal of tool holder body and loosens signal with tool holder body by interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320351459 CN203356615U (en) | 2013-06-19 | 2013-06-19 | Electric knife rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320351459 CN203356615U (en) | 2013-06-19 | 2013-06-19 | Electric knife rest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203356615U true CN203356615U (en) | 2013-12-25 |
Family
ID=49804437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320351459 Expired - Fee Related CN203356615U (en) | 2013-06-19 | 2013-06-19 | Electric knife rest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203356615U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357902A (en) * | 2013-06-19 | 2013-10-23 | 扬州欧普兄弟机械工具有限公司 | Electric knife rest |
| CN105478811A (en) * | 2016-01-19 | 2016-04-13 | 付强 | Electric tool rest |
-
2013
- 2013-06-19 CN CN 201320351459 patent/CN203356615U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357902A (en) * | 2013-06-19 | 2013-10-23 | 扬州欧普兄弟机械工具有限公司 | Electric knife rest |
| CN103357902B (en) * | 2013-06-19 | 2015-10-28 | 扬州欧普兄弟机械工具有限公司 | Electric driving tool post |
| CN105478811A (en) * | 2016-01-19 | 2016-04-13 | 付强 | Electric tool rest |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202291622U (en) | Automatic adjusting mechanism of rotating angle of cutting machine | |
| CN101890527A (en) | Processing method and processing device of ring slot in non-centrosymmetric workpiece | |
| CN203356615U (en) | Electric knife rest | |
| CN103357902B (en) | Electric driving tool post | |
| CN101579758A (en) | Installation angle adjusting device of milling head body of numerical control cylindrical gear milling machine | |
| US20130025408A1 (en) | Indexing of a machine tool turret | |
| CN204486883U (en) | Full-automatic slotter | |
| CN202388319U (en) | Speed feedback mechanism of worktable of vertical type lathe | |
| CN202780650U (en) | Forward and reverse triple-shaft type servo power processing unit | |
| CN202356870U (en) | Numerically-controlled large-scale precision dual-drive clearance-eliminating rotary table | |
| CN203509797U (en) | Hobbing cutter sharpening device | |
| CN104416237A (en) | Special lathe | |
| CN204320593U (en) | Point gum machine | |
| CN108031878A (en) | Star-like power knife rest Structural Transformation designing scheme | |
| CN203509170U (en) | Driven universal milling head of numerically-controlled machine tool | |
| CN204262359U (en) | A kind of lathe with floating mouth sychronisation | |
| CN207756978U (en) | A kind of high speed fly cutter milling attachment | |
| CN201231317Y (en) | Lathe for processing prism | |
| CN201224051Y (en) | Main spindle dividing apparatus of NC lathe | |
| CN206028748U (en) | Lathe with high -precision numerical control feed system | |
| CN215786776U (en) | Machining mechanism of high-precision low-cost wind driven generator shaft | |
| CN212578000U (en) | Drilling, tapping and key slot milling integrated special machine for processing perforating gun | |
| CN204545428U (en) | Return wheel turret lathe | |
| CN201389748Y (en) | Vertical and horizontal dual-purpose full-automatic dividing disc | |
| CN216096464U (en) | Shaft body clamping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20131225 Termination date: 20210619 |