CN102218701A - Self-tightening and position-adjustable tailstock for grinder - Google Patents
Self-tightening and position-adjustable tailstock for grinder Download PDFInfo
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- CN102218701A CN102218701A CN2011101048305A CN201110104830A CN102218701A CN 102218701 A CN102218701 A CN 102218701A CN 2011101048305 A CN2011101048305 A CN 2011101048305A CN 201110104830 A CN201110104830 A CN 201110104830A CN 102218701 A CN102218701 A CN 102218701A
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- tailstock
- sleeve
- cylinder
- piston rod
- adjustable
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Abstract
A self-tightening and position-adjustable tailstock for a grinder comprises a sleeve which is arranged inside a tailstock case body and is provided with a Morse tapered hole. The self-tightening and position-adjustable tailstock is characterized in that a longitudinal guide slot is arranged on the surface of the sleeve; the guide slot is connected with a guide key arranged inside the tailstock case body so as to be enabled to slide along the guide key; the non-working end of the tailstock case body is fixedly connected with a cylinder; the piston rod of the cylinder penetrates through the centers of a front end closure and a back end closure; and one end of the piston rod is provided with an external thread and inserted into the inner hole of the sleeve. After the adoption of the self-tightening and position-adjustable tailstock for the grinder, provided by the invention, a reciprocating movement of the sleeve is executed by the cylinder on the tail part of the device so as to drive a tip do the reciprocating movement to tighten and loose a workpiece; the cylinder instead of a manual wrenching handle is used as an executing component, so that the automatic control of equipment can be easily realized; and the self-tightening and position-adjustable tailstock for the grinder is provided with a hand wheel regulating device, so that the axial extension and retraction of the tailstock sleeve can be conveniently regulated.
Description
Technical field
Patent of the present invention relates to the tailstock that the grinding machine afterbody is used to hold out against.
Background technology
Be used to process the general-purpose grinder of laser printer rubber roll, its tailstock that is used for that workpiece adds the tightly-pressing function in man-hour all is to utilize the manually-operated handle to carry out holding out against, unclamping of workpiece.The function of concrete mechanism is: by compression spring top clamping sleeve, toply cooperate with sleeve by Morse's taper, utilize top top tight workpiece one end that comes.The tailstock handle connects with sleeve by driving lever, and handle is pulled an angle can drive the sleeve shift reciprocately by driving driving lever, unclamps, holds out against process with what realize workpiece.
The tailstock of general-purpose grinder does not have the function of handwheel adjusting condition gripping range, if the length of workpiece changes, must unclamp the hold-down bolt of tailstock and workbench, movable tail frame to suitable position is locked hold-down bolt more then, the workload of adjusting is big, beam worker duration before the processing is promptly lost time and is also consumed manpower.
The pressure of common tailstock is provided by the compression spring, can't regulate pressure, and for the grinding of slender piece, excessive pressure is easy to shine into workpiece flexural deformation.
Existing grinding machine tailstock workpiece holds out against, unclamps movement device all by manually operating, and does not possess the automation of realization control requirement;
Existing grinding machine is regulated the complex steps of the gripping range between tailstock and its headstock, and the length of printer rubber roll is along with the designing requirement of different upstream producer, its length differs, like this with regard to requiring tailstock often to do locational adjustment because of the rubber roll length variations, to adapt to the suitable dynamics that holds out against;
The tailstock pressure of general-purpose grinder is guaranteed by the compression spring, and pressure is excessive, tends to cause crooked deformation when this class elongate articles of printer rubber roll is held out against, and pressure can't be regulated.
Summary of the invention
Based on the problems referred to above, patent of the present invention provide a kind of grinding machine with hold out against automatically, the adjustable tailstock in position, to solve the problem that the tailstock holding device of present grinding machine when the slender pieces such as processing printer rubber roll exists, realize the pneumatic function that holds out against, unclamps workpiece, and can regulate the pressure of workpiece, keep in the past hand-rail type to regulate simultaneously and held out against the position.
The objective of the invention is to be achieved through the following technical solutions.
Grinding machine with hold out against automatically, the adjustable tailstock in position, comprise the sleeve that the tailstock box house is installed with mohs tapered bore, the surface of described sleeve is provided with gathering sill longitudinally, and the described gathering sill feather key interior with being installed in the tailstock casing is connected, so that described gathering sill can slide along feather key; The non-operative end of described tailstock casing is fixedlyed connected with a cylinder, and the two ends of cylinder are respectively drive end bearing bracket and rear end cap, and the piston rod of cylinder passes the center of described drive end bearing bracket and rear end cap; One end threading of piston rod inserts in the endoporus of described sleeve, and fixes a nut that matches with the external screw thread of described piston rod in the end of the endoporus of described sleeve; The other end of described piston rod is equipped with fixed head, handwheel, handwheel is provided with handle and pull bar, the link position of described pull bar and handwheel is provided with a spring with pretightning force, and the top of pull bar is a latch, and described latch can insert in the jack of fixed head correspondence position; The drive end bearing bracket of described cylinder and tailstock casing are fixed, be respectively arranged with the air inlet that connects with cylinder interior in the side of drive end bearing bracket and rear end cap, two described air inlets are connected respectively to air-path control system or hydraulic control system, and control air inlet or oil-feed by described to air-path control system or hydraulic control system.
Grinding machine provided by the invention holds out against automatically with 4, the adjustable tailstock in position, can realize that carrying out sleeve by the cylinder of device afterbody moves back and forth, thereby drive the holding out against of top reciprocal realization workpiece, releasing orientation, executive component replaces manually pulling handle by cylinder, can realize the automation control of equipment easily, but and originally establish and to realize cylinder pressure regulatory function.
The present invention has the handwheel adjusting device, can be very easily carry out axial stretching to tailstock and regulate, thereby change when the length of workpiece, adapts to gripping range fast thereby just can shake handwheel easily.
Description of drawings
With embodiment the present invention is described in further detail with reference to the accompanying drawings below.
Fig. 1 uses for the described grinding machine of the embodiment of the invention and holds out against automatically, the modular structure figure of the adjustable tailstock in position.
Fig. 2 is the structure chart at the rear end cap position of fixed head and cylinder.
The specific embodiment
Shown in Fig. 1-2, the described grinding machine of the embodiment of the invention with hold out against automatically, the adjustable tailstock in position, comprise the tailstock casing 1 inner sleeve of installing with mohs tapered bore 21 2, the surface of described sleeve 2 is provided with gathering sill longitudinally, described gathering sill is connected with feather key 3 in being installed in tailstock casing 1, so that described gathering sill can be along feather key 3 slips; The non-operative end of described tailstock casing 1 is fixedlyed connected with a cylinder 14, and the two ends of cylinder 14 are respectively drive end bearing bracket 5 and rear end cap 7, and the piston rod 6 of cylinder 14 passes the center of described drive end bearing bracket 5 and rear end cap 7; One end threading of piston rod 6 inserts in the endoporus 20 of described sleeve 2, and fixes a nut 16 that matches with the external screw thread of described piston rod 6 in the end of the endoporus 20 of described sleeve 2, and described nut 16 is fixed on the end of sleeve 2 by screw 4; The other end of described piston rod 6 is equipped with fixed head 12, handwheel 18, handwheel 18 is provided with handle 11 and pull bar 10, described pull bar 10 is provided with a spring 9 with pretightning force with the link position of handwheel 18, the top of pull bar 10 is a latch 8, and described latch 8 can insert in the jack 19 of fixed head 12 correspondence positions; The drive end bearing bracket 5 of described cylinder 14 is fixing with tailstock casing 1, be respectively arranged with air inlet 13,15 with cylinder 14 internal run-throughs in the side of drive end bearing bracket 5 and rear end cap 7, two described air inlets 13,15 are connected respectively to air-path control system or hydraulic control system, and control air inlet or oil-feed by described to air-path control system or hydraulic control system.
Implement to hold out against automatically, unclamp in the process of the present invention, and permanent pressure principle:
13 air inlets of cylinder right-hand member air inlet promote piston rod 6 and move to left, piston rod 6 front ends connect with nut 16 by screw thread, nut 16 connects with the sleeve 2 of mohs tapered bore 21 by holding screw 4, thereby piston rod 6 drives sleeves 2 and moves to left and stretch out, and outside top stretches out the action that can finish top tight workpiece one end with sleeve 2 by what mohs tapered bore 21 cooperated.When the commutation of external electromagnetic reversal valve makes 15 air inlets of cylinder left end air inlet, promote piston rod 6 and move to right, above-mentioned action reversed is carried out, thereby drives the outside top workpiece that unclamps.Because workpiece holds out against state and is carried out by cylinder fully, as long as the stable gas pressure in the input cylinder then holds out against state and can not change because of workpiece length difference causes pressure.
Implement in the process of the present invention tailstock telescopic adjustment principle:
The outside pin-and-hole 19 on pulling pull bar 10 fixed head 12 that latch 8 withdrawed from fully be mated, while rotating tension bar 10 certain angles, square bossing on the pull bar 10 is cooperated with square groove on the handwheel so that pull bar 10 when being unlikely to unclamp the compression stress because of spring 9 reset.Shake handwheel 11 by handle afterwards, drive piston rod 6 and rotate, and piston rod 6 connects with mohs tapered bore sleeve 2 by front end screw rod mating part, while sleeve 2 cooperates with tailstock casing 1 on being fixed on machine body by feather key 3.Therefore the straight-line displacement campaign that rotatablely moves and just convert sleeve 2 to of piston rod 6.When inferior in short-term than last consignment of by the length of top tight workpiece, can shake handwheel 11 and suitably stretch out sleeve 2 with top tight workpiece, can shake handwheel 11 equally to shorten sleeve 2.Fixed head 12 is connected and fixed the rear end cap 7 of bar 17 and cylinder by being slidingly matched in the whole process, rotates handwheel 11 like this and just can not drive fixed head 12 and together rotate.Its piston 6 and the device that is mounted thereon all pass through fixed bar 17 and lead with the rear end cap 7 of cylinder and cooperate during cylinder action simultaneously, can not rotate equally.
After the adjustment of the position of sleeve 2 finishes, can spur pull bar 10, square bossing on the pull bar 10 is separated with square groove on the handwheel, rotate an angle afterwards, allow pull bar 10 at the pin-and-hole that inserts automatically under the compression elasticity effect of spring 9 on the fixed head 12, thereby handwheel is fixed, be unlikely to external factor and make its rotation.
Claims (3)
- Grinding machine with hold out against automatically, the adjustable tailstock in position, comprise the sleeve that the tailstock box house is installed with mohs tapered bore, it is characterized in that, the surface of described sleeve is provided with gathering sill longitudinally, the described gathering sill feather key interior with being installed in the tailstock casing is connected, so that described gathering sill can slide along feather key; The non-operative end of described tailstock casing is fixedlyed connected with a cylinder, and the two ends of cylinder are respectively drive end bearing bracket and rear end cap, and the piston rod of cylinder passes the center of described drive end bearing bracket and rear end cap; One end threading of piston rod inserts in the endoporus of described sleeve, and fixes a nut that matches with the external screw thread of described piston rod in the end of the endoporus of described sleeve.
- 2. grinding machine according to claim 1 with hold out against automatically, the adjustable tailstock in position, it is characterized in that, the other end of described piston rod is equipped with fixed head, handwheel, handwheel is provided with handle and pull bar, the link position of described pull bar and handwheel is provided with a spring with pretightning force, the top of pull bar is a latch, and described latch can insert in the jack of fixed head correspondence position.
- 3. grinding machine according to claim 1 with hold out against automatically, the adjustable tailstock in position, it is characterized in that, the drive end bearing bracket of described cylinder and tailstock casing are fixed, be respectively arranged with the air inlet that connects with cylinder interior in the side of drive end bearing bracket and rear end cap, two described air inlets are connected respectively to air-path control system or hydraulic control system, and control air inlet or oil-feed by described to air-path control system or hydraulic control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101048305A CN102218701A (en) | 2011-04-26 | 2011-04-26 | Self-tightening and position-adjustable tailstock for grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101048305A CN102218701A (en) | 2011-04-26 | 2011-04-26 | Self-tightening and position-adjustable tailstock for grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102218701A true CN102218701A (en) | 2011-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101048305A Pending CN102218701A (en) | 2011-04-26 | 2011-04-26 | Self-tightening and position-adjustable tailstock for grinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN102218701A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104511760A (en) * | 2014-12-19 | 2015-04-15 | 昆山旭祥钣金工业有限公司 | Tail rack sleeve and reaming clamp |
| CN104647207A (en) * | 2014-12-05 | 2015-05-27 | 深圳市佳易研磨有限公司 | Axial pressing locking device |
| CN106964989A (en) * | 2017-06-01 | 2017-07-21 | 佛山市旭川机械有限公司 | Complex milling machine |
| CN108746677A (en) * | 2018-08-02 | 2018-11-06 | 林子尊 | It is a kind of pneumatically can it is automatic locking and with insurance function lathe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB624372A (en) * | 1946-05-25 | 1949-06-07 | Ltd Co Formerly Skoda Works | Improvements in and relating to the tail stocks of lathes and like machine tools |
| US3661042A (en) * | 1970-07-02 | 1972-05-09 | Slick Electro Inc | Centering mechanism for machine tools |
| CN2584324Y (en) * | 2002-11-10 | 2003-11-05 | 何鹤林 | Vibration machine tool tailstock |
| CN201361716Y (en) * | 2009-03-16 | 2009-12-16 | 长沙金岭机床有限责任公司 | Hydraulic tailstock of numerically controlled lathe |
| CN202137686U (en) * | 2011-04-26 | 2012-02-08 | 安徽省尚美精密机械科技有限公司 | Automatic-tightening position-adjustable tailstock for grinding machine |
-
2011
- 2011-04-26 CN CN2011101048305A patent/CN102218701A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB624372A (en) * | 1946-05-25 | 1949-06-07 | Ltd Co Formerly Skoda Works | Improvements in and relating to the tail stocks of lathes and like machine tools |
| US3661042A (en) * | 1970-07-02 | 1972-05-09 | Slick Electro Inc | Centering mechanism for machine tools |
| CN2584324Y (en) * | 2002-11-10 | 2003-11-05 | 何鹤林 | Vibration machine tool tailstock |
| CN201361716Y (en) * | 2009-03-16 | 2009-12-16 | 长沙金岭机床有限责任公司 | Hydraulic tailstock of numerically controlled lathe |
| CN202137686U (en) * | 2011-04-26 | 2012-02-08 | 安徽省尚美精密机械科技有限公司 | Automatic-tightening position-adjustable tailstock for grinding machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104647207A (en) * | 2014-12-05 | 2015-05-27 | 深圳市佳易研磨有限公司 | Axial pressing locking device |
| CN104511760A (en) * | 2014-12-19 | 2015-04-15 | 昆山旭祥钣金工业有限公司 | Tail rack sleeve and reaming clamp |
| CN106964989A (en) * | 2017-06-01 | 2017-07-21 | 佛山市旭川机械有限公司 | Complex milling machine |
| CN108746677A (en) * | 2018-08-02 | 2018-11-06 | 林子尊 | It is a kind of pneumatically can it is automatic locking and with insurance function lathe |
| CN108746677B (en) * | 2018-08-02 | 2023-09-19 | 邹红波 | Pneumatic lathe capable of automatically locking and having safety function |
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Application publication date: 20111019 |