CN202137686U - Automatic-tightening position-adjustable tailstock for grinding machine - Google Patents
Automatic-tightening position-adjustable tailstock for grinding machine Download PDFInfo
- Publication number
- CN202137686U CN202137686U CN201120125478U CN201120125478U CN202137686U CN 202137686 U CN202137686 U CN 202137686U CN 201120125478 U CN201120125478 U CN 201120125478U CN 201120125478 U CN201120125478 U CN 201120125478U CN 202137686 U CN202137686 U CN 202137686U
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- tailstock
- sleeve
- cylinder
- piston rod
- grinding machine
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Abstract
An automatic-tightening position-adjustable tailstock for a grinding machine comprises a sleeve with a Morse taper hole, and the sleeve is mounted inside a tailstock case. The tailstock is characterized in that a horizontal guide groove is arranged on the surface of the sleeve and connected with a guide key mounted in the tailstock case, so that the guide groove can slide along the guide key. A non-operational end of the tailstock case is fixedly connected with a cylinder, a piston rod of the cylinder penetrates through centers of a front end cover and a rear end cover, and one end of the piston rod is provided with an external thread and inserted into an inner hole of the sleeve. By means of the automatic-tightening position-adjustable tailstock for a grinding machine, reciprocation of the sleeve can be completed by the aid of the cylinder on the tailstock so as to drive a center to reciprocate to complete tightening and loosening of work pieces, the cylinder serving as an actuating component to substitute workers for wrenching a handle, and thereby automatic control of equipment can be easily realized. The automatic-tightening position-adjustable tailstock is provided with a hand wheel adjusting device, so that axial retraction of the tailstock sleeve can be adjusted conveniently.
Description
Technical field
The utility model patent 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 through Morse's taper, utilize top top tight workpiece one end that comes.The tailstock handle connects with sleeve through driving lever, and handle is pulled an angle can be through driving driving lever drive sleeve shift reciprocately, unclamps, holds out against process with the realization 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, and the workload of adjustment 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 and all operated by manual work, 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 upper reaches 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, and this type of printer rubber roll elongate articles tends to cause crooked deformation when holding out against, and pressure can't be regulated.
The utility model content
Based on the problems referred to above; The utility model patent provide a kind of grinding machine with hold out against automatically, the adjustable positions tailstock; 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 that having kept in the past simultaneously, the hand-rail type scalable holds out against the position to the pressure of workpiece.
The purpose of the utility model realizes through following technical scheme.
Grinding machine with hold out against automatically, the adjustable positions tailstock; Comprise the sleeve that the tailstock box house is installed with mohs tapered bore; The surface of said sleeve is provided with gathering sill longitudinally, and the said gathering sill feather key interior with being installed in the tailstock casing is connected, so that said gathering sill can slide along feather key; The non-operative end of said tailstock casing is fixedly 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 said drive end bearing bracket and rear end cap; One end threading of piston rod inserts in the endoporus of said sleeve, and in the end of the endoporus of said sleeve fixing nut that matches with the external screw thread of said piston rod; The other end of said piston rod is equipped with fixed head, handwheel; Handwheel is provided with handle and pull bar; The link position of said pull bar and handwheel is provided with a spring with pretightning force, and the top of pull bar is a latch, and said latch can insert in the jack of fixed head correspondence position; The drive end bearing bracket of said 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 said air inlets are connected respectively to air-path control system or hydraulic control system, and control air inlet or oil-feed by said to air-path control system or hydraulic control system.
The grinding machine that the utility model provides with hold out against automatically, the adjustable positions tailstock; 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 manual work to pull handle by cylinder, can realize the automation control of equipment easily, and originally establish and can also realize cylinder pressure scalable function.
The utlity model has the handwheel adjusting device, can be very easily carry out axial stretching and regulate, thereby change when the length of workpiece, thereby just can shake handwheel fast adaptation gripping range easily tailstock.
Description of drawings
According to accompanying drawing and embodiment the utility model is done further explain below.
Fig. 1 uses for the described grinding machine of the utility model embodiment and holds out against automatically, the modular structure figure of adjustable positions tailstock.
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 utility model embodiment with hold out against automatically, the adjustable positions tailstock; Comprise the tailstock casing 1 inner sleeve of installing with mohs tapered bore 21 2; The surface of said sleeve 2 is provided with gathering sill longitudinally, and said gathering sill is connected with feather key 3 in being installed in tailstock casing 1, so that said gathering sill can be along feather key 3 slips; The non-operative end of said tailstock casing 1 is fixedly 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 said drive end bearing bracket 5 and rear end cap 7; One end threading of piston rod 6 inserts in the endoporus 20 of said sleeve 2, and in the end of the endoporus 20 of said sleeve 2 fixing nut 16 that matches with the external screw thread of said piston rod 6, said nut 16 is fixed on the end of sleeve 2 through screw 4; The other end of said piston rod 6 is equipped with fixed head 12, handwheel 18; Handwheel 18 is provided with handle 11 and pull bar 10; Said 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 said latch 8 can insert in the jack 19 of fixed head 12 correspondence positions; The drive end bearing bracket 5 of said 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 said air inlets 13,15 are connected respectively to air-path control system or hydraulic control system, and control air inlet or oil-feed by said to air-path control system or hydraulic control system.
Implement to hold out against automatically, unclamp in the process of the utility model, 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 through screw thread; Nut 16 connects with the sleeve 2 of mohs tapered bore 21 through 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 accomplish top tight workpiece one end with sleeve 2 through what mohs tapered bore 21 cooperated.When the switching-over 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 utility model 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 through handle afterwards, drive piston rod 6 and rotate, and piston rod 6 connects with mohs tapered bore sleeve 2 through front end screw rod mating part, while sleeve 2 cooperates with tailstock casing 1 on being fixed on machine body through 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 through 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, let 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 positions tailstock; Comprise the sleeve that the tailstock box house is installed with mohs tapered bore; It is characterized in that; The surface of said sleeve is provided with gathering sill longitudinally, and the said gathering sill feather key interior with being installed in the tailstock casing is connected, so that said gathering sill can slide along feather key; The non-operative end of said tailstock casing is fixedly 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 said drive end bearing bracket and rear end cap; One end threading of piston rod inserts in the endoporus of said sleeve, and in the end of the endoporus of said sleeve fixing nut that matches with the external screw thread of said piston rod.
- 2. grinding machine according to claim 1 with hold out against automatically, the adjustable positions tailstock; It is characterized in that; The other end of said piston rod is equipped with fixed head, handwheel, and handwheel is provided with handle and pull bar, and the link position of said pull bar and handwheel is provided with a spring with pretightning force; The top of pull bar is a latch, and said 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 positions tailstock; It is characterized in that; The drive end bearing bracket of said 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 said air inlets are connected respectively to air-path control system or hydraulic control system, and control air inlet or oil-feed by said to air-path control system or hydraulic control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120125478U CN202137686U (en) | 2011-04-26 | 2011-04-26 | Automatic-tightening position-adjustable tailstock for grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120125478U CN202137686U (en) | 2011-04-26 | 2011-04-26 | Automatic-tightening position-adjustable tailstock for grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202137686U true CN202137686U (en) | 2012-02-08 |
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ID=45548764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120125478U Expired - Fee Related CN202137686U (en) | 2011-04-26 | 2011-04-26 | Automatic-tightening position-adjustable tailstock for grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202137686U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218701A (en) * | 2011-04-26 | 2011-10-19 | 安徽省尚美精密机械科技有限公司 | Self-tightening and position-adjustable tailstock for grinder |
| CN104440535A (en) * | 2014-11-17 | 2015-03-25 | 新昌县海力普精工科技有限公司 | Cylindrical grinding machine tailstock |
| CN107671315A (en) * | 2017-10-25 | 2018-02-09 | 重庆第二机床厂有限责任公司 | Adjustable hydraulic gyration tailstock |
| CN111659910A (en) * | 2019-03-07 | 2020-09-15 | 江苏华兑金属科技有限公司 | Numerical control lathe tailstock feeding control system |
-
2011
- 2011-04-26 CN CN201120125478U patent/CN202137686U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218701A (en) * | 2011-04-26 | 2011-10-19 | 安徽省尚美精密机械科技有限公司 | Self-tightening and position-adjustable tailstock for grinder |
| CN104440535A (en) * | 2014-11-17 | 2015-03-25 | 新昌县海力普精工科技有限公司 | Cylindrical grinding machine tailstock |
| CN104440535B (en) * | 2014-11-17 | 2017-01-04 | 新昌县海力普精工科技有限公司 | Cylindrical grinder tailstock |
| CN107671315A (en) * | 2017-10-25 | 2018-02-09 | 重庆第二机床厂有限责任公司 | Adjustable hydraulic gyration tailstock |
| CN111659910A (en) * | 2019-03-07 | 2020-09-15 | 江苏华兑金属科技有限公司 | Numerical control lathe tailstock feeding control system |
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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: 20120208 Termination date: 20170426 |