CN205201041U - Abrasionproof decreases centre frame - Google Patents
Abrasionproof decreases centre frame Download PDFInfo
- Publication number
- CN205201041U CN205201041U CN201520959189.7U CN201520959189U CN205201041U CN 205201041 U CN205201041 U CN 205201041U CN 201520959189 U CN201520959189 U CN 201520959189U CN 205201041 U CN205201041 U CN 205201041U
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- frame
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- screw rod
- support body
- sleeve
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Abstract
The utility model discloses an abrasionproof decreases centre frame, the base sets up the bottom at the support frame, the semi -circular fixed top that sets up at the support frame of support body down, support body swing joint is under the semi -circle on the support body in the semi -circle, go up support arm and two lower support arm uniform annular under the semi -circle support body with semi -circular on the ring that splices of support body appear on the support body, it all includes sleeve and screw rod with lower support arm to go up the support arm, the screw rod cup joints in the sleeve through the screw, be equipped with the scale that is used for marking length on the screw rod, the one end in the ring shape support body centre of a circle of screw rod orientation is equipped with high temperature resistant high -speed ball bearing. Compared with the prior art, the beneficial effects of the utility model are that: can the scale through the unanimity guarantee to go up the support arm and two lower support arms feed simultaneously, guarantee the work piece center and adjust well that frictional resistance in the time of can reducing to process the work piece reduces the coefficient of friction in its motion process, guarantees the gyration precision, has guaranteed the precision of processing work piece, has improved the life of cutter.
Description
Technical field
The utility model belongs to mechanical manufacturing field, relates to a kind of anti-wear centre frame.
Background technology
In prior art, manual center frame is larger in production lot, uses in the occasion of substep processing, due to workpiece multiple clamping, manual center chord position, in machining long workpieces one, plays the effect supporting centering in clamping process, hydraulic center frame, due to the problem of structure, does not have this effect.
When processing Workpiece length with diameter ratio more than more than 2.54 times, due to the reduced stiffness of workpiece, cutting force makes workpiece deformation strengthen, and in process, easily shakes, there is larger error in processing, even cause the serious accident that workpiece drops, there is larger potential safety hazard, in addition, if workpiece is blocked can not rotate by manual center frame, easily damage lathe tool.
Support workpiece by three shaft-like workpieces in manual center frame, this kind easily produces circumference and beats, and to be difficult to workpiece support, to center, cause the wasting phenomenon of batch workpiece, increase management cost.
Utility model content
The utility model needs the problem solved to be easily produce circumference for above-mentioned manual center frame to beat, be difficult to workpiece support to center, cause the wasting phenomenon of batch workpiece, increase the deficiency of management cost, and provide a kind of centre frame that adopts as supplemental support, increase the anti-wear centre frame of the rigidity of workpiece and the stability of cutting.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of anti-wear centre frame, comprise base, bracing frame, semicircle lower frame, semicircle upper frame, two lower branch arms and a upper branch arm, semicircle lower frame, base is arranged on the bottom of bracing frame, semicircle lower frame is fixedly installed on the top of bracing frame, semicircle upper frame is movably connected on semicircle lower frame, semicircle lower frame is provided with two for installing the lower installing hole of lower branch arm, semicircle upper frame is provided with one for installing the upper installing hole of support arm, lower installing hole and upper installing hole annular are distributed on the annular support body that semicircle lower frame and semicircle upper frame be spliced into, upper branch arm is arranged in installing hole, two lower branch arms are arranged in two lower installing holes respectively, upper branch arm and two lower branch arms all point to the center of circle of annular support body, upper branch arm and lower branch arm include sleeve and screw rod, the inwall of sleeve is provided with the screw thread suitable with screw rod, screw rod is connected in sleeve by thread bush, screw rod is provided with the scale for indicating length, screw rod towards the one end in the annular support body center of circle be provided with high temperature-resistant high-speed ball bearing.
The junction, side of semicircle lower frame and semicircle upper frame is connected through the hinge, and opposite side junction is bolted.
The middle and lower part of bracing frame is provided with sky window, and the below of empty window is provided with screwed hole, and bracing frame and base are locked through screwed hole by bolt.
Sleeve and upper installing hole, lower installing hole are all threaded connection.
The length of screw rod is greater than the length of sleeve.
Compared with prior art, the beneficial effects of the utility model are:
Screw rod is connected in sleeve by thread bush, screw rod is provided with the scale for indicating length, upper branch arm and two lower branch arm feedings simultaneously can be ensured by consistent scale, ensure that workpiece centre aligns, screw rod towards the one end in the annular support body center of circle be provided with high temperature-resistant high-speed ball bearing, frictional resistance during processing work can be reduced, reduce the coefficient of friction in its motion process, ensure rotating accuracy, add the rigidity of workpiece and the stability of cutting, prevent the wearing and tearing that anti-wear centre frame of the present utility model and workpiece Long Term Contact cause, ensure that the precision of processing work, improve cutting-tool's used life, the friction simultaneously eliminated in processing work process plays heat, causes iron filings to scald the hidden danger of operating personnel.
In use, apply certain pretightning force to anti-wear centre frame by base, the distortion that the cutting force in the gap of bearing and working angles brings can be overcome.
Accompanying drawing explanation
Fig. 1 is the structural representation of anti-wear centre frame of the present utility model;
Wherein, 1, base, 2, bracing frame, 3, semicircle lower frame, 4, semicircle upper frame, 5, lower branch arm, 6, upper branch arm, 7, sleeve, 8, screw rod, 9, high temperature-resistant high-speed ball bearing, 10, empty window.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of anti-wear centre frame, comprise base 1, bracing frame 2, semicircle lower frame 3, semicircle upper frame 4, two lower branch arms 5 and a upper branch arm 6, semicircle lower frame 3, base 1 is arranged on the bottom of bracing frame 2, semicircle lower frame 3 is fixedly installed on the top of bracing frame 2, semicircle upper frame 4 is movably connected on semicircle lower frame 3, semicircle lower frame 3 is provided with two for installing the lower installing hole of lower branch arm 5, semicircle upper frame 4 is provided with one for installing the upper installing hole of support arm 6, lower installing hole and upper installing hole annular are distributed on the annular support body that semicircle lower frame 3 and semicircle upper frame 4 be spliced into, upper branch arm 6 is arranged in installing hole, two lower branch arms 5 are arranged in two lower installing holes respectively, upper branch arm 6 and two lower branch arms 5 all point to the center of circle of annular support body, upper branch arm 6 and lower branch arm 5 include sleeve 7 and screw rod 8, the inwall of sleeve 7 is provided with the screw thread suitable with screw rod 8, screw rod 8 is connected in sleeve 7 by thread bush, screw rod 8 is provided with the scale for indicating length, screw rod 8 towards the one end in the annular support body center of circle be provided with high temperature-resistant high-speed ball bearing 9.
The junction, side of semicircle lower frame 3 and semicircle upper frame 4 is connected through the hinge, and opposite side junction is bolted, and conveniently clamps and pulls down workpiece.
The middle and lower part of bracing frame 2 is provided with sky window 10, the below of empty window 10 is provided with screwed hole, bracing frame 2 and base 1 are locked through screwed hole by bolt, in use, apply certain pretightning force to anti-wear centre frame by base 1, the distortion that the cutting force in the gap of high temperature-resistant high-speed ball bearing 9 and working angles brings can be overcome.
Sleeve 7 and upper installing hole, lower installing hole are all threaded connection, and installation and removal are convenient.
The length of screw rod 8 is greater than the length of sleeve 7.
Compared with prior art, the beneficial effects of the utility model are:
Screw rod is connected in sleeve by thread bush, screw rod is provided with the scale for indicating length, upper branch arm and two lower branch arm feedings simultaneously can be ensured by consistent scale, ensure that workpiece centre aligns, screw rod towards the one end in the annular support body center of circle be provided with high temperature-resistant high-speed ball bearing, frictional resistance during processing work can be reduced, reduce the coefficient of friction in its motion process, ensure rotating accuracy, add the rigidity of workpiece and the stability of cutting, prevent the wearing and tearing that anti-wear centre frame of the present utility model and workpiece Long Term Contact cause, ensure that the precision of processing work, improve cutting-tool's used life, the friction simultaneously eliminated in processing work process plays heat, causes iron filings to scald the hidden danger of operating personnel.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to right.
Claims (5)
1. an anti-wear centre frame, comprise base, bracing frame, semicircle lower frame, semicircle upper frame, two lower branch arms and a upper branch arm, semicircle lower frame, base is arranged on the bottom of bracing frame, semicircle lower frame is fixedly installed on the top of bracing frame, semicircle upper frame is movably connected on semicircle lower frame, semicircle lower frame is provided with two for installing the lower installing hole of lower branch arm, semicircle upper frame is provided with one for installing the upper installing hole of support arm, lower installing hole and upper installing hole annular are distributed on the annular support body that semicircle lower frame and semicircle upper frame be spliced into, upper branch arm is arranged in installing hole, two lower branch arms are arranged in two lower installing holes respectively, upper branch arm and two lower branch arms all point to the center of circle of annular support body, it is characterized in that: upper branch arm and lower branch arm include sleeve and screw rod, the inwall of sleeve is provided with the screw thread suitable with screw rod, screw rod is connected in sleeve by thread bush, screw rod is provided with the scale for indicating length, screw rod towards the one end in the annular support body center of circle be provided with high temperature-resistant high-speed ball bearing.
2. anti-wear centre frame according to claim 1, is characterized in that: the junction, side of semicircle lower frame and semicircle upper frame is connected through the hinge, and opposite side junction is bolted.
3. anti-wear centre frame according to claim 1, is characterized in that: the middle and lower part of bracing frame is provided with sky window, and the below of empty window is provided with screwed hole, and bracing frame and base are locked through screwed hole by bolt.
4. anti-wear centre frame according to claim 1, is characterized in that: sleeve and upper installing hole, lower installing hole are all threaded connection.
5. anti-wear centre frame according to claim 1, is characterized in that: the length of screw rod is greater than the length of sleeve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520959189.7U CN205201041U (en) | 2015-11-27 | 2015-11-27 | Abrasionproof decreases centre frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520959189.7U CN205201041U (en) | 2015-11-27 | 2015-11-27 | Abrasionproof decreases centre frame |
Publications (1)
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CN205201041U true CN205201041U (en) | 2016-05-04 |
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CN201520959189.7U Active CN205201041U (en) | 2015-11-27 | 2015-11-27 | Abrasionproof decreases centre frame |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105436914A (en) * | 2015-11-27 | 2016-03-30 | 江苏通达动力科技股份有限公司 | Wear-proof center frame |
CN110103090A (en) * | 2019-06-03 | 2019-08-09 | 南京荣鑫机械制造有限公司 | A kind of self-centering processing unit (plant) of support roller |
-
2015
- 2015-11-27 CN CN201520959189.7U patent/CN205201041U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105436914A (en) * | 2015-11-27 | 2016-03-30 | 江苏通达动力科技股份有限公司 | Wear-proof center frame |
CN110103090A (en) * | 2019-06-03 | 2019-08-09 | 南京荣鑫机械制造有限公司 | A kind of self-centering processing unit (plant) of support roller |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170713 Address after: Tongzhou District Xingren Zhen Kan Andong village two groups of 226352 Jiangsu city of Nantong Province Patentee after: Nantong Tongda silicon steel stamping technology Co. Ltd. Address before: 226352 Jiangsu city of Nantong province Tongzhou District four An Zhen Xing Shi Road No. 58 Patentee before: Jiangsu Tongda Power Technology Co., Ltd. |
|
TR01 | Transfer of patent right |