CN103878601A - Self-centering and automatic clamping type center rest on numerically-controlled machine tool - Google Patents
Self-centering and automatic clamping type center rest on numerically-controlled machine tool Download PDFInfo
- Publication number
- CN103878601A CN103878601A CN201410131179.4A CN201410131179A CN103878601A CN 103878601 A CN103878601 A CN 103878601A CN 201410131179 A CN201410131179 A CN 201410131179A CN 103878601 A CN103878601 A CN 103878601A
- Authority
- CN
- China
- Prior art keywords
- gear
- centre frame
- gear ring
- machine tool
- ring
- 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/72—Auxiliary arrangements; Interconnections between auxiliary tables and movable machine elements
- B23Q1/76—Steadies; Rests
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
Abstract
The invention discloses a self-centering and automatic clamping type center rest on a numerically-controlled machine tool. The center rest comprises a supporting mechanism, a transmission mechanism and a clamping mechanism, wherein the supporting mechanism comprises a center rest body which is arranged on a machine tool guide rail, a gear ring, a limiting block, a bearing support, movable shaft sleeves, linkage pins and adjusting shafts are arranged on the center rest body, multiple oblique kidney-shaped grooves are evenly distributed on the end face of the gear ring in the radial direction, the movable shaft sleeves are installed on the center rest body corresponding to the kidney-shaped grooves in position respectively, the linkage pins are installed on the outer circles of the movable shaft sleeves respectively and are located in the kidney-shaped grooves evenly distributed on the gear ring in a matching mode respectively, the adjusting shafts are arranged in the movable shaft sleeves, and a spherical washer, a floating jacket and a spherical check ring are sequentially installed at the clamping end of each adjusting shaft. According to the self-centering and automatic clamping type center rest on the numerically-controlled machine tool, the gear ring is driven to rotate through a gear shaft, the linkage pins are driven to move along the kidney-shaped grooves through the rotation of the gear ring, and then the adjusting shafts are driven to move to achieve the tightening effect.
Description
Technical field
The present invention relates to plant equipment field, particularly a kind of self-centering Automatic-clamping centre frame of using for the Digit Control Machine Tool of machining shaft cover parts.
Background technology
In machine industry, Digit Control Machine Tool particularly numerically controlled lathe is widely used in processing dish class, axial workpiece.Conventional rotary part adds man-hour, the machining that has many parts to carry out cylindrical, end face, screw thread and axially to cut off as location clamping area with end face and endoporus, this part processing, particularly cylindrical, end face and screw thread etc. can have many traditional clamping positioning mechanisms to meet instructions for use.And for man-hour that adds of end face, endoporus and the internal thread of the larger Model For The Bush-axle Type Parts of draw ratio, when particularly the size at part two ends has very high Geometrical Tolerance Principle, the part processing of turning around will bring clamping error, affect the requirement of part processing precision.At this moment need the cylindrical of holding workpiece, for the larger Model For The Bush-axle Type Parts of specification, with common centering center rest clamping, because stiff problem can cause process vibration, affect crudy; Or want part self-centering to fix to clamp, realize and complete part processing from part two ends simultaneously, traditional centering center rest also cannot meet instructions for use.Also once adopt in the past a lot of other clamping means and clamping device, but all because manufacturing cost is too high or poor because of the complicated and exchange of its structure, and cannot reach ideal effect.
Summary of the invention
The object of this invention is to provide the self-centering Automatic-clamping centre frame for machining large Model For The Bush-axle Type Parts on Digit Control Machine Tool that a kind of applicability is wide, stability is high.
For achieving the above object, the invention provides the self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool, comprise supporting mechanism, transmission mechanism and clamp mechanism, described transmission mechanism and clamp mechanism are all arranged on described supporting mechanism, drive described clamp mechanism to move by described transmission mechanism, described supporting mechanism comprises centre frame body, described centre frame body is arranged on machine tool guideway, described clamp mechanism comprises mobile axle sleeve, adjust axle and set bar, at the end-face diameter of described transmission mechanism to the kidney slot that is provided with multiple uniform inclinations, described kidney slot tilts along clockwise direction laterally, with on the centre frame body of each described kidney slot correspondence position, be separately installed with mobile axle sleeve, in the uniform adjusting hole being arranged on centre frame body of each described mobile axle sleeve, set bar is all installed on the cylindrical of each described mobile axle sleeve, each described set bar is arranged in the uniform kidney slot of described gear ring ordinatedly, described adjustment axle is arranged in described mobile axle sleeve, end, clamping one end at described adjustment axle is provided with spherical washer successively, floating jacket and spherical back-up ring, two end faces up and down of described floating jacket are sphere, and tapped spherical back-up ring is installed above described floating jacket, the spherical washer of unthreaded hole is installed below described floating jacket.
Wherein said transmission mechanism comprises gear ring and gear shaft, on described centre frame body, be provided with gear ring, limited block and the support of bearing, described gear ring cooperation is contained on the axle of described centre frame body, multiple limited blocks are circumferentially evenly arranged on described centre frame body, and be positioned at the outside of described gear ring for limiting the axial location of described gear ring, the end-face diameter of described gear ring is to the kidney slot that is provided with multiple uniform inclinations, described kidney slot tilts along clockwise direction laterally, multiple described kidney slots and multiple described limited block distribute alternately, the described support of bearing is arranged on described centre frame body circumference one side, and on the described support of bearing, be provided with gear shaft and bearing, gear is installed in middle part at described gear shaft, two ends at described gear shaft are respectively arranged with bearing, gear ring engages with the end gear of gear shaft, drive described gear ring to rotate by described gear shaft, the described support of bearing is provided with the first spacer, the second spacer and the 3rd spacer, be separately positioned between left side bearing and gear, between the step of right side bearing and gear shaft end and between gear and right side bearing.Between bearing and the step of gear and gear shaft end, axle sleeve is set, can improves the stability in operation process, prevent skew.
The self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool of the present invention, drives gear ring to rotate by gear shaft, thereby is rotated and driven set bar to move and drive adjustment axle to move and reach the effect tightening along kidney slot by gear ring.Due to the surface error of part itself, in clamping process, floating jacket may produce trace bias, just have one or even two floating jackets clamping deficiency to part, affect the stability of centre frame clamping part, by spherical washer being installed successively in the end, clamping one end of adjusting axle, floating jacket and spherical back-up ring can address this problem, two end faces of described floating jacket are designed to sphere, spherical back-up ring and spherical washer are installed by described sphere place, one is internal thread, one is unthreaded hole, be fixed on the end face of adjusting axle by floating jacket and with the spherical washer of unthreaded hole by tapped spherical back-up ring, the spherical washer of described bolt front end band unthreaded hole carries out sphere with floating jacket, tapped spheric washer and coordinates, and realizes clamping and floats.
As the preferred technical solution of the present invention, in each described mobile axle sleeve, be provided with adjustment axle, one end, outside at each described mobile axle sleeve is provided with fixed cover, one end of adjusting screw rod is arranged on described fixed cover, and be provided with handle on described adjustment screw rod, connected described handle and adjusted screw rod by bearing pin, the other end of described adjustment screw rod is connected with described adjustment axle one end by screw thread; Described limited block is 3, and described kidney slot, mobile axle sleeve, adjustment axle, set bar, spherical washer, floating jacket and spherical back-up ring are 3; Adjusting hole on each described mobile axle sleeve and centre frame body is little matched in clearance, described spherical washer is large matched in clearance with the thread spindle of adjusting on axle, spherical washer, floating jacket and the tapped spherical back-up ring of described adjustment axle front end band unthreaded hole carry out sphere cooperation, and described spherical washer, floating jacket, spherical back-up ring are matched in clearance each other.By adjust screw rod with adjust axle be threaded adjustment axle, and on adjustment screw rod, handle handled easily is set; Described spherical washer, floating jacket, spherical back-up ring are matched in clearance each other, in the process of shifting axle cover axially-movable, for unsteady provide of spherical washer on concave surface may, simultaneously, by adopting the leakproof fit float design of sphere, effectively revise the not positive situation of part outer while clamping part, improved the stability that self-centering Automatic-clamping centre frame clamps, improved the precision of processing.
Gear is installed in middle part at described gear shaft, two described bearings lay respectively at the both sides of described gear, in fairlead, be provided with tooth bar, described rack and pinion engagement, one end of tooth bar connects with oil cylinder by locking nut, the other end of described oil cylinder is rotatably connected on cylinder bracket, and described cylinder bracket is fixed on described centre frame body; Described gear is arranged on the middle part of gear shaft by key.Oil cylinder band carry-over bar moves driven wheel and drives gear ring to rotate, and drives 3 adjusting sleeves to move radially along centre frame body circumference by set bar, realizes the radially locking of axial workpiece.
The self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool of the present invention, novel structure,, good stability firm to Model For The Bush-axle Type Parts clamping, can guarantee machining accuracy well, shortens the non-cutting time of part processing, improved operating efficiency.By adjusting the clamping mode of part, part fix, cutter rotation, realize part Double End and endoporus processing; Also can mate with lathe rolling clamp, change the end form of floating jacket, realize one end of part and the processing of end endoporus, therefore this fixture has very strong generalization and practicality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Wherein, 1-machine tool guideway, 2-centre frame body, 3-gear ring, 4-limited block, 5-gear shaft, 6-fairlead, 7-tooth bar, 8-locking nut, 9-oil cylinder, 10-cylinder bracket, 11-moves axle sleeve, 12-spherical washer, 13-floating jacket, the spherical back-up ring of 14-, 15-gear, 16-bearing, 17-key, 18-the first spacer, 19-the second spacer, 20-the 3rd spacer, the 21-support of bearing, 22-adjusts axle, 23-set bar, 24-adjusts screw rod, 25-fixed cover, 26-bearing pin, 27-handle, 28-kidney slot.
The specific embodiment
Describe the preferred technical solution of the present invention in detail below in conjunction with accompanying drawing.
As shown in the figure, the self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool of the present invention, comprise supporting mechanism, transmission mechanism and clamp mechanism, described transmission mechanism and clamp mechanism are all arranged on described supporting mechanism, drive described clamp mechanism to move by described transmission mechanism, described supporting mechanism comprises centre frame body 2, and described centre frame body 2 is arranged on machine tool guideway 1.
Described transmission mechanism comprises gear ring 3 and gear shaft 5, on described centre frame body 2, be provided with gear ring 3, limited block 4 and the support of bearing 21, described gear ring 3 cooperations are contained on the axle of described centre frame body 2, 3 limited blocks 4 are circumferentially evenly arranged on described centre frame body 2, and be positioned at the outside of described gear ring 3 for limiting the axial location of described gear ring 3, the end-face diameter of described gear ring 3 is to the kidney slot 28 that is provided with 3 uniform inclinations, described kidney slot 28 tilts along clockwise direction laterally, 28 and 3 described limited blocks 4 of 3 described kidney slots distribute alternately, the described support of bearing 21 is arranged on described centre frame body 2 circumference one sides, and on the described support of bearing 21, be provided with gear shaft 5 and bearing 16, gear 15 is installed in middle part at described gear shaft 5, the both sides that are positioned at described gear 15 on described gear shaft 5 are respectively arranged with bearing 16, in fairlead 6, be provided with tooth bar 7, described tooth bar 7 engages with gear 15, one end of tooth bar 7 connects with oil cylinder 9 by locking nut 8, the other end of described oil cylinder 9 is rotatably connected on cylinder bracket 10, described cylinder bracket 10 is fixed on described centre frame body 2, described gear 15 is arranged on the middle part of gear shaft 5 by key 17, gear ring 3 engages with the end gear of gear shaft 5, drive described gear ring 3 to rotate by described gear shaft 5.
Described clamp mechanism comprises mobile axle sleeve 11, adjust axle 22 and set bar 23, with on the centre frame body 2 of each described kidney slot 28 correspondence positions, be separately installed with mobile axle sleeve 11, in the uniform adjusting hole being arranged on centre frame body 2 of each described mobile axle sleeve 11, set bar 23 is all installed on the cylindrical of each described mobile axle sleeve 11, each described set bar 23 is arranged in the uniform kidney slot 28 of described gear ring 3 ordinatedly, described adjustment axle 23 is arranged in described mobile axle sleeve 11, one end, outside at each described mobile axle sleeve 11 is provided with fixed cover 25, one end of adjusting screw rod 24 is arranged on described fixed cover 25, and be provided with handle 27 on described adjustment screw rod 24, connect described handle 27 and adjust screw rod 24 by bearing pin 26, the other end of described adjustment screw rod 24 is connected with described adjustment axle 23 one end by screw thread, end, clamping one end at each described adjustment axle 23 is provided with spherical washer 12 successively, floating jacket 13 and spherical back-up ring 14, two end faces up and down of described floating jacket 13 are sphere, and tapped spherical back-up ring 14 is installed above described floating jacket 13, the spherical washer 12 of unthreaded hole is installed below described floating jacket 13.
Wherein, the described support of bearing 21 is provided with the first spacer 18, the second spacer 19 and the 3rd spacer 20, be separately positioned between left side bearing 16 and gear 15, between the step of right side bearing 16 and gear shaft 5 ends and between gear 15 and right side bearing 16, each described mobile axle sleeve 11 is little matched in clearance with the adjusting hole on centre frame body 2, described spherical washer 12 is large matched in clearance with the thread spindle of adjusting on axle 22, the spherical washer 12 of described adjustment axle 22 front end band unthreaded holes, floating jacket 13 and tapped spherical back-up ring 14 carry out sphere cooperation, described spherical washer 12, floating jacket 13, spherical back-up ring 14 is matched in clearance each other.
The self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool of the present invention, drives gear ring to rotate by gear shaft, thereby is rotated and driven set bar to move and drive adjustment axle to move and reach the effect tightening along kidney slot by gear ring.Due to the surface error of part itself, in clamping process, floating jacket may produce trace bias, just have one or even two floating jackets clamping deficiency to part, affect the stability of centre frame clamping part, by spherical washer being installed successively in the end, clamping one end of adjusting axle, floating jacket and spherical back-up ring can address this problem, two end faces of described floating jacket are designed to sphere, spherical back-up ring and spherical washer are installed by described sphere place, one is internal thread, one is unthreaded hole, be fixed on the end face of adjusting axle by floating jacket and with the spherical washer of unthreaded hole by tapped spherical back-up ring, the spherical washer of described bolt front end band unthreaded hole carries out sphere with floating jacket, tapped spheric washer and coordinates, and realizes clamping and floats.
By adjust screw rod with adjust axle be threaded adjustment axle, and on adjustment screw rod, handle handled easily is set; Described spherical washer, floating jacket, spherical back-up ring are matched in clearance each other, in the process of shifting axle cover axially-movable, for unsteady provide of spherical washer on concave surface may, simultaneously, by adopting the leakproof fit float design of sphere, effectively revise the not positive situation of part outer while clamping part, improved the stability that self-centering Automatic-clamping centre frame clamps, improved the precision of processing.
Oil cylinder band carry-over bar moves driven wheel and drives gear ring to rotate, and drives 3 adjusting sleeves to move radially along centre frame body circumference by set bar, realizes the radially locking of axial workpiece.Between bearing and the step of gear and gear shaft end, axle sleeve is set, can improves the stability in operation process, prevent skew.
Wherein, distribution number on centre frame body of the size of gear ring of the present invention, shifting axle, adjust the floating jacket of shaft end shape, adjust the size of the kidney slot on adjustment length, the gear ring of screw rod by size and the structures shape of clamped part, but still in protection scope of the present invention.
Beneficial effect: the self-centering Automatic-clamping center frame structure novelty of using on a kind of Digit Control Machine Tool of the present invention,, good stability firm to Model For The Bush-axle Type Parts clamping, can guarantee well machining accuracy, shorten the non-cutting time of part processing, improve operating efficiency.By adjusting the clamping mode of part, part fix, cutter rotation, realize part Double End and endoporus processing; Also can mate with lathe rolling clamp, change the end form of floating jacket, realize one end of part and the processing of end endoporus, therefore this fixture has very strong generalization and practicality.
Shown in Fig. 1, Fig. 2, when self-centering Automatic-clamping centre frame according to the part of clamping behind the position location at machine tool guideway 1, adjust handle 27 rotation adjustment screw rods 24 and move adjustment axle 22 to suitable position, oil cylinder 9 moving belt carry-over bars 7 move, with hour rack 7 by fairlead 6 spacing and guiding, tooth bar 7 rotates counterclockwise gear 15, now, because gear ring 3 coordinates installation with centre frame body 2, and by limited block 4 axial limitings, gear ring 3 can only be clockwise rotated; When gear ring 3 clockwise rotates, the set bar 23 being arranged on mobile axle sleeve 11 also coordinates with the mounting hole that is distributed on 3 inclinations on gear ring 3 simultaneously, 3 mobile axle sleeves 22 that are arranged on centre frame body 2 can only radially move under the drive of set bar 23, realize the clamping of Model For The Bush-axle Type Parts cylindrical.For fear of the surface error due to part itself, in clamping process, floating jacket 13 may produce trace bias, just have one or even two floating jackets 13 clamping deficiency to part, affect the stability of centre frame clamping part, for this reason, two end faces of floating jacket 13 are designed to sphere, and spherical washer 12 and spherical back-up ring 14 are installed by sphere place, by spherical back-up ring 14, floating jacket 13 and spherical washer 12 are fixed on to the end face of adjusting axle 22, realize clamping and float.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. the self-centering Automatic-clamping centre frame of using on a Digit Control Machine Tool, it is characterized in that: comprise supporting mechanism, transmission mechanism and clamp mechanism, described transmission mechanism and clamp mechanism are all arranged on described supporting mechanism, drive described clamp mechanism to move by described transmission mechanism, described supporting mechanism comprises centre frame body (2), described centre frame body (2) is arranged on machine tool guideway (1), described clamp mechanism comprises mobile axle sleeve (11), adjust axle (22) and set bar (23), at the end-face diameter of described transmission mechanism to the kidney slot (28) that is provided with multiple uniform inclinations, described kidney slot (28) tilts along clockwise direction laterally, be separately installed with mobile axle sleeve (11) with (2) on the centre frame body of each described kidney slot (28) correspondence position, in the uniform adjusting hole being arranged on centre frame body (2) of each described mobile axle sleeve (11), set bar (23) is all installed on the cylindrical of each described mobile axle sleeve (11), each described set bar (23) is arranged in the uniform kidney slot (28) of described gear ring (3) ordinatedly, described adjustment axle (22) is arranged in described mobile axle sleeve (11), end, clamping one end at described adjustment axle (22) is provided with spherical washer (12) successively, floating jacket (13) and spherical back-up ring (14), two end faces up and down of described floating jacket (13) are sphere, and in the top of described floating jacket (13), tapped spherical back-up ring (14) is installed, the spherical washer (12) of unthreaded hole is installed in the below of described floating jacket (13).
2. the self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool as claimed in claim 1, it is characterized in that: in each described mobile axle sleeve (11), be provided with and adjust axle (22), be provided with fixed cover (25) in one end, outside of each described mobile axle sleeve (11), one end of adjusting screw rod (24) is arranged on described fixed cover (25), and on described adjustment screw rod (24), be provided with handle (27), connect described handle (27) and adjust screw rod (24) by bearing pin (26), the other end of described adjustment screw rod (24) is connected with described adjustment axle (22) one end by screw thread.
3. the self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool as claimed in claim 1 or 2, it is characterized in that: described transmission mechanism comprises gear ring (3) and gear shaft (5), on described centre frame body (2), be provided with gear ring (3), limited block (4) and the support of bearing (21), described gear ring (3) cooperation is contained on the axle of described centre frame body (2), multiple limited blocks (4) are circumferentially evenly arranged on described centre frame body (2), and the outside that is positioned at described gear ring (3) is used for limiting the axial location of described gear ring (3), the end-face diameter of described gear ring (3) is to the kidney slot (28) that is provided with multiple uniform inclinations, described kidney slot (28) tilts along clockwise direction laterally, multiple described kidney slots (28) distribute alternately with multiple described limited blocks (4), the described support of bearing (21) is arranged on described centre frame body (2) circumference one side, and on the described support of bearing (21), be provided with gear shaft (5) and bearing (16), gear (15) is installed in middle part at described gear shaft (5), be respectively arranged with bearing (16) at the two ends of described gear shaft (5), gear ring (3) engages with the end gear of gear shaft (5), drive described gear ring (3) to rotate by described gear shaft (5), the described support of bearing (21) is provided with the first spacer (18), the second spacer (19) and the 3rd spacer (20), be separately positioned between left side bearing (16) and gear (15), between the step of right side bearing (16) and gear shaft (5) end and between gear (15) and right side bearing (16), described gear (15) is arranged on the middle part of gear shaft (5) by key (17).
4. the self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool as claimed in claim 3, it is characterized in that: gear (15) is installed in the middle part at described gear shaft (5), two described bearings (16) lay respectively at the both sides of described gear (15), in fairlead (6), be provided with tooth bar (7), described tooth bar (7) engages with gear (15), one end of tooth bar (7) connects with oil cylinder (9) by locking nut (8), the other end of described oil cylinder (9) is rotatably connected on cylinder bracket (10), described cylinder bracket (10) is fixed on described centre frame body (2).
5. the self-centering Automatic-clamping centre frame of using on a kind of Digit Control Machine Tool as claimed in claim 4, it is characterized in that: described limited block (4) is 3, described kidney slot (28), mobile axle sleeve (11), adjustment axle (22), set bar (23), spherical washer (12), floating jacket (13) and spherical back-up ring (14) are 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410131179.4A CN103878601B (en) | 2014-04-03 | 2014-04-03 | A kind of self-centering Automatic-clamping centre frame on Digit Control Machine Tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410131179.4A CN103878601B (en) | 2014-04-03 | 2014-04-03 | A kind of self-centering Automatic-clamping centre frame on Digit Control Machine Tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103878601A true CN103878601A (en) | 2014-06-25 |
| CN103878601B CN103878601B (en) | 2016-09-07 |
Family
ID=50947893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410131179.4A Expired - Fee Related CN103878601B (en) | 2014-04-03 | 2014-04-03 | A kind of self-centering Automatic-clamping centre frame on Digit Control Machine Tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103878601B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458308A (en) * | 2016-02-01 | 2016-04-06 | 广东石油化工学院 | Follow rest for turning uniform reducing slender shaft |
| CN106180853A (en) * | 2016-08-26 | 2016-12-07 | 合肥市华林模具有限公司 | The processing tool of screw mandrel splined hole |
| CN107520633A (en) * | 2017-07-21 | 2017-12-29 | 宁波海天精工股份有限公司 | A kind of programmable automatic center frame |
| CN109483298A (en) * | 2019-01-14 | 2019-03-19 | 香农工业设备制造南京有限公司 | A kind of high stability gear-box applied to milling sample machine |
| CN111136430A (en) * | 2020-01-16 | 2020-05-12 | 章丘市广大石化配件有限公司 | Flange machining process |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0398002A2 (en) * | 1989-05-18 | 1990-11-22 | Hoesch Maschinenfabrik Deutschland Aktiengesellschaft | Device for the automatic ultrasonic inspection of tube ends |
| US5007291A (en) * | 1989-10-05 | 1991-04-16 | Scan Systems, Inc. | Ultrasonic inspection apparatus with centering means for tubular members |
| CN202053086U (en) * | 2011-04-21 | 2011-11-30 | 烟台环球数控装备有限公司 | Numerical control self-centering center frame |
| CN202329668U (en) * | 2011-11-11 | 2012-07-11 | 上海宝信软件股份有限公司 | Three-claw centering device |
| CN202351220U (en) * | 2011-12-10 | 2012-07-25 | 无锡莱林检测机械有限公司 | Adjustable three-wheeled centering device |
| CN202428200U (en) * | 2012-01-17 | 2012-09-12 | 宁波捷成轴业有限公司 | Center frame for quickly clamping workpiece |
| CN103439414A (en) * | 2013-08-06 | 2013-12-11 | 杭州浙大精益机电技术工程有限公司 | Three-roller centring device for ultrasonic rotary flaw detector to clamp steel pipe |
| CN203875621U (en) * | 2014-04-03 | 2014-10-15 | 南京工程学院 | Self-centering automatic clamping center frame used for combined machine tool |
-
2014
- 2014-04-03 CN CN201410131179.4A patent/CN103878601B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0398002A2 (en) * | 1989-05-18 | 1990-11-22 | Hoesch Maschinenfabrik Deutschland Aktiengesellschaft | Device for the automatic ultrasonic inspection of tube ends |
| US5007291A (en) * | 1989-10-05 | 1991-04-16 | Scan Systems, Inc. | Ultrasonic inspection apparatus with centering means for tubular members |
| CN202053086U (en) * | 2011-04-21 | 2011-11-30 | 烟台环球数控装备有限公司 | Numerical control self-centering center frame |
| CN202329668U (en) * | 2011-11-11 | 2012-07-11 | 上海宝信软件股份有限公司 | Three-claw centering device |
| CN202351220U (en) * | 2011-12-10 | 2012-07-25 | 无锡莱林检测机械有限公司 | Adjustable three-wheeled centering device |
| CN202428200U (en) * | 2012-01-17 | 2012-09-12 | 宁波捷成轴业有限公司 | Center frame for quickly clamping workpiece |
| CN103439414A (en) * | 2013-08-06 | 2013-12-11 | 杭州浙大精益机电技术工程有限公司 | Three-roller centring device for ultrasonic rotary flaw detector to clamp steel pipe |
| CN203875621U (en) * | 2014-04-03 | 2014-10-15 | 南京工程学院 | Self-centering automatic clamping center frame used for combined machine tool |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458308A (en) * | 2016-02-01 | 2016-04-06 | 广东石油化工学院 | Follow rest for turning uniform reducing slender shaft |
| CN106180853A (en) * | 2016-08-26 | 2016-12-07 | 合肥市华林模具有限公司 | The processing tool of screw mandrel splined hole |
| CN107520633A (en) * | 2017-07-21 | 2017-12-29 | 宁波海天精工股份有限公司 | A kind of programmable automatic center frame |
| CN109483298A (en) * | 2019-01-14 | 2019-03-19 | 香农工业设备制造南京有限公司 | A kind of high stability gear-box applied to milling sample machine |
| CN111136430A (en) * | 2020-01-16 | 2020-05-12 | 章丘市广大石化配件有限公司 | Flange machining process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103878601B (en) | 2016-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203875621U (en) | Self-centering automatic clamping center frame used for combined machine tool | |
| CN103878601A (en) | Self-centering and automatic clamping type center rest on numerically-controlled machine tool | |
| CN201455700U (en) | Dedicated numerical-control axletree drilling machine tool and auxiliary clamping mechanism thereof | |
| CN101829930B (en) | Engine cylinder head numerical control machine for floating ship | |
| CN102921983B (en) | Internal expanding type clamp device | |
| CN103949948A (en) | Grinding device and method of crankshaft by one clamping | |
| CN105171026A (en) | Machining device with multiple drill bits | |
| CN204221417U (en) | A kind of special tooling of small eccentricity band spline bent axle | |
| CN202655913U (en) | Rotary type workbench and vertical type turn milling compound machine tool | |
| CN103600253A (en) | Fixture for machining eccentric sleeves | |
| CN104492927A (en) | Rotating table used for processing parts with index holes | |
| CN105618791A (en) | Planetary centerless lathe with machining radius adjusting function | |
| CN211332250U (en) | Adjustable rocker arm deep hole drilling clamp | |
| CN201483098U (en) | Thread milling power head | |
| CN204584283U (en) | One back-shaped slot device of turning 8-shaped on inner cylinder face | |
| CN103639536B (en) | A kind of gear hobbing tooling for processing automatic transmission power transmission shaft | |
| CN105666286A (en) | End surface groove machining forming equipment for bearing inner rings | |
| CN210937205U (en) | Clamping tool for steering joint parts | |
| CN204524978U (en) | A kind of precise heavy-load Intelligent adjustment huge revolving table | |
| CN203843227U (en) | Hole machining tool | |
| CN203579281U (en) | Fixture for machining of eccentric bushings | |
| CN203184735U (en) | Device for machining big arc face by double housing planer | |
| CN204053147U (en) | Machine tool center device and use the lathe of this Finial device | |
| CN110405535B (en) | High-precision indexing turntable for equal-indexing drilling of excircle of pipe part and operation method | |
| CN203578787U (en) | Self-centering flange frame for rear tailstock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20210403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |