CN203751773U - Rotatable clamp for machining inner hole pipe - Google Patents
Rotatable clamp for machining inner hole pipe Download PDFInfo
- Publication number
- CN203751773U CN203751773U CN201420161515.5U CN201420161515U CN203751773U CN 203751773 U CN203751773 U CN 203751773U CN 201420161515 U CN201420161515 U CN 201420161515U CN 203751773 U CN203751773 U CN 203751773U
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- CN
- China
- Prior art keywords
- hole
- gripper shoe
- strap
- rotating panel
- dowel
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- Expired - Fee Related
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Abstract
Disclosed is a rotatable clamp for machining an inner hole pipe. A short shaft (2) is arranged on a supporting plate (1a) of a supporting seat (1); a rotatable face plate (3) is installed on the short shaft; the rotatable face plate is connected with the supporting plate through bolts (4), and threaded rods of the bolts are located in a through hole groove (1b) of the supporting plate and a threaded rod hole (3a) of the rotatable face plate; a clamping mechanism (5) is disposed on the rotatable face plate, the clamping mechanism (5) comprises a fixed clamping plate (5a), a movable clamping plate (5b) and a clamping hole (5c), one end of the movable clamping plate is connected with one end of the fixed clamping plate, and the other end of the movable clamping plate is connected with a bolt member (7) at the other end of the fixed clamping plate (5a); two first positioning pin holes (1c) are formed in the supporting plate and symmetrical along a 180-degree radial direction axis, second positioning pin holes (3b) which can coincide with the first positioning pin holes respectively are formed in the rotatable face plate, and positioning pins (8) are disposed. By means of the rotatable clamp, the symmetry accuracy of machined inner holes of two ends of a pipe can be improved.
Description
Technical field
The utility model relates to a kind of rotatable fixture of processing endoporus pipe.
Background technology
In device fabrication, according to the needs of different purposes, a lot of occasions need adopt its two ends endoporus to become the endoporus pipe of symmetrical structure, as the circular hole pipe of two ends one-tenth symmetrical structure, cubic hole pipe, hexagonal hole pipe etc., as moment of torsion passed in spindle-type core drill to the endoporus core pipe of kelly, in its two ends, the cross sectional shape of hexagonal hole is symmetrical structure.In practice, the in the situation that of body longer dimension, in the time adopting Milling Process, because of the reason of milling cutter, in its two ends, square hole cannot time processing form, adopt often fixed fixture, first process the interior hexagonal hole of one end, after again its dismounting being turned around to be fixed on fixture, process the other end, will pipe fitting turn around to be re-installed in the process on fixed clamp after dismounting, easily produce error, pipe fitting is difficult to be in on original identical positioning datum, cause the symmetry after the endoporus processing of two ends to be difficult to reach required precision, often cause the error coordinating with corresponding parts, and cause equipment operating unstable, generation is waved, directly affect the runnability of equipment etc.In the time adopting broaching tool broaching or wire cutting machine cutting, processing cost is high, and efficiency is low.
summary of the invention:
The purpose of this utility model is to provide a kind of rotatable clamp of processing endoporus pipe, this rotatable clamp is in the process of processing pipe fitting two ends endoporus, do not need to dismantle processed pipe fitting, but keep the uniformity of the positioning datum in the process of pipe fitting two ends to rotate the mode of pipe fitting, can improve and meet the symmetrical precision of pipe fitting two ends endoporus processing.
The technical solution of the utility model is referring to accompanying drawing:
Comprise bearing 1, on bearing 1, have gripper shoe 1a; Gripper shoe 1a is provided with the minor axis fixing with this gripper shoe 2;
Be provided with the rotating panel 3 coordinating with gripper shoe 1a mono-side, rotating panel 3 is loaded on one end that minor axis 2 protrudes, and the one end that can protrude around minor axis 2 rotates, referring to Fig. 1;
Described gripper shoe 1a is provided with the through-hole groove 1b of circumferencial direction, referring to Fig. 1, Fig. 3, Fig. 5;
Described rotating panel 3 is connected by some bolts 4 with gripper shoe 1a, and one section of the screw rod of bolt 4 is positioned at described through-hole groove 1b, and another section is positioned at the screw hole 3a on rotating panel 3, referring to Fig. 3 and Fig. 1; In the time processing the endoporus of pipe fitting, bolt 4 is tightening state, and rotating panel 3 is tightening state with gripper shoe 1a; In the time unscrewing the nut of all loose bolts 4, under external force, rotate one end that rotating panel 3 can protrude around minor axis 2, and bolt 4 rotates with rotating panel 3, and the spiro rod section that is positioned at through-hole groove 1b in bolt 4 is that through-hole groove 1b along the circumferential direction moves;
Described rotating panel 3 is provided with the clamping device 5 that can rotate with this panel, clamping device 5 comprises strap 5a and ambulatory splint 5b, and form the clamping hole 5c of clamping device 5, referring to Fig. 4 and Fig. 1, Fig. 2, strap 5a and rotating panel 3 are connected and fixed;
One end of described ambulatory splint 5b is connected with one end of strap 5a by the first hinge 6, and ambulatory splint 5b can be around this hinge rotation; The ambulatory splint 5b other end is connected with the bolt component 7 on the strap 5a other end, referring to Fig. 4, twists bolt component 7 top nuts and can clamp or unclamp processed pipe fitting;
Described gripper shoe 1a is provided with two the first dowel hole 1c, is all positioned at circumferential axis 1d upper, and is symmetrical in the longitudinal axis of 180 degree, referring to Fig. 2 and Fig. 5;
Described rotating panel 3 is provided with the second dowel hole 3b that can overlap respectively with described two the first dowel hole 1c, is provided with the alignment pin 8 that can insert in the second dowel hole 3b and the first dowel hole 1c, referring to Fig. 1, Fig. 3.
The operating process that the utility model rotates pipe fitting is that bearing 1 is installed on the workbench of process equipment, as shown in Figure 1, in the clamping hole of the pipe fitting 9 representing with chain-dotted line in clamping device 5, bolt 4 is all in tightening state, guarantee that rotating panel 3 and clamping device 5 and processed pipe fitting thereof are in stable state, milling cutter is entered the endoporus of processing pipe fitting upper end by top, after the operation of processing upper end endoporus completes, exit milling cutter, extract alignment pin 8, unclamp the tightening state of all bolt 4 top nuts, when manually switching pipe fitting 9 to 180 is spent, rotating panel 3 rotates 180 degree thereupon, the second pin-and-hole 3b of rotating panel 3 overlaps with the first dowel hole 1c of gripper shoe 1a opposite side, alignment pin 8 is inserted in the second dowel hole 3b and the first dowel hole 1c, guarantee to rotate the accurate location of 180 degree, then the nut on fastening all bolts 4, make to rotate pipe fitting after 180 degree (turning around) in stable state, milling cutter can be processed the endoporus of the pipe fitting other end.The nut loosering a bolt after the endoporus at pipe fitting two ends machines on member 7, ambulatory splint 5b can produce corresponding rotation around hinge 6, can take out the pipe fitting having processed.
The technique effect the utlity model has is, because clamping device 5 is fixedly connected with rotating panel 3, and the minor axis 2 in gripper shoe rotates simultaneously, when rotating panel 3 and clamping device 5 rotate 180 while spending, processed pipe fitting rotates 180 degree thereupon, and guarantee to rotate the accurate location after 180 degree by alignment pin 8 being inserted in the second pin-and-hole 3b and the first dowel hole 1c, fastening all bolt 4 top nuts simultaneously, make to rotate pipe fitting after 180 degree in stable state, and make the positioning datum after pipe fitting rotation 180 degree identical with original positioning datum, the positioning datum of processing in the endoporus process of pipe fitting two ends is kept consistency, thereby improve and meet the symmetrical precision of two ends endoporus processing, the raising of the symmetrical precision of two ends endoporus, can improve and the quality of fit of corresponding parts, is conducive to stability and the runnability of raising equipment operation.
Brief description of the drawings
Fig. 1 is the sectional structure schematic diagram of technical solutions of the utility model, with respect to the A-A view in Fig. 2, and determines that this figure is Figure of abstract;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the bolt 4 on structure top shown in Fig. 1 and the structure enlarged drawing at alignment pin 8 positions;
Fig. 4 is the B-B view of Fig. 1;
Fig. 5 is the left TV structure schematic diagram of bearing 1 with respect to Fig. 1.
Detailed description of the invention
Referring to accompanying drawing.Comprise bearing 1, on bearing 1, have gripper shoe 1a; Gripper shoe 1a is provided with the minor axis fixing with this gripper shoe 2; Be provided with the rotating panel 3 coordinating with gripper shoe 1a mono-side, rotating panel 3 is loaded on one end that minor axis 2 protrudes, and the one end that can protrude around minor axis 2 rotates, referring to Fig. 1, the middle part of described minor axis 2 is provided with Step Shaft, by the trip bolt of outer end, minor axis 2 is fixed with gripper shoe 1a; Gripper shoe 1a another side is provided with stiffened panel 1d, referring to Fig. 1, Fig. 5.
Described gripper shoe 1a is provided with the through-hole groove 1b of circumferencial direction, referring to Fig. 1, Fig. 3, Fig. 5.
Described rotating panel 3 is connected by some bolts 4 with gripper shoe 1a, and one section of the screw rod of bolt 4 is positioned at described through-hole groove 1b, and another section is positioned at the screw hole 3a on rotating panel 3, referring to Fig. 1, Fig. 3.The outer end of through-hole groove 1b is provided with bolt countersunk head hole slot 1e, and the bolt outer end after assembling is positioned at described countersunk head hole slot, referring to Fig. 1, Fig. 5.
Described rotating panel 3 is provided with the clamping device 5 that can rotate with this panel, clamping device 5 comprises strap 5a and ambulatory splint 5b, and form the clamping hole 5c of clamping device 5, referring to Fig. 4 and Fig. 1, Fig. 2, strap 5a and rotating panel 3 are connected and fixed by some dormant bolts 12, referring to Fig. 4, and be provided with the bearing pin 13 that acts on rotating panel 3 and strap 5a location.
One end of described ambulatory splint 5b is connected with one end of strap 5a by the first hinge 6, and ambulatory splint 5b can be around this hinge rotation; In enforcement, one end of strap 5a is provided with intermediate connector 10, and one end of intermediate connector 10 is connected with the body of strap 5a, and the other end of intermediate connector 10 arranges the first described hinge 6, referring to Fig. 4.
The ambulatory splint 5b other end is connected with the bolt component 7 on the strap 5a other end, and referring to Fig. 4, the nut of twisting bolt component 7 can clamp or unclamp processed pipe fitting; The inner of described bolt component 7 is connected with the body of strap 5a by the second hinge 11, and bolt component 7 can be around this hinge rotation, to meet the needs of ambulatory splint 5b when the first hinge 6 rotation; In practical operation, while installing or take out processed pipe fitting, only need unscrew nut displacement certain distance, make ambulatory splint 5b produce certain rotation and meet the required clearance space that pipe fitting packs into or takes out, this nut of can not exclusively back-outing.
Described gripper shoe 1a is provided with two the first dowel hole 1c, is all positioned at circumferential axis 1d upper, and is symmetrical in the longitudinal axis of 180 degree, referring to Fig. 2 and Fig. 5.Described rotating panel 3 is provided with the second dowel hole 3b that can overlap respectively with described two the first dowel hole 1c, is provided with the alignment pin 8 that can insert in the second dowel hole 3b and the first dowel hole 1c, referring to Fig. 1, Fig. 3; Described the second dowel hole 3b can be one, and the second dowel hole 3b in view is two, and can with the described corresponding coincidence of two the first dowel hole 1c.Described the second dowel hole 3b is continous way taper pin-hole while coincidence with described the first dowel hole 1c, the conical dowel pin of described alignment pin 8 for matching with described continous way taper pin-hole, described the second dowel hole 3b forms continous way taper pin-hole while coincidence with described two the first dowel hole 1c, the guiding when being convenient to conical dowel pin 8 and inserting.
Various enforcement structures described in detailed description of the invention and any distressed structure on technical solutions of the utility model basis all belong to protection domain of the present utility model.
Claims (4)
1. process a rotatable clamp for endoporus pipe, comprise bearing (1), on bearing (1), have gripper shoe (1a), it is characterized in that:
Described gripper shoe (1a) is provided with the minor axis fixing with this gripper shoe (2);
Be provided with the rotating panel (3) coordinating with gripper shoe (1a) side, rotating panel (3) is loaded on one end of minor axis (2) protrusion, and rotate the one end that can protrude around minor axis (2);
Described gripper shoe (1a) is provided with the through-hole groove (1b) of circumferencial direction;
Described rotating panel (3) is connected by some bolts (4) with gripper shoe (1a), and one section of the screw rod of bolt (4) is positioned at described through-hole groove (1b), and another section is positioned at the screw hole (3a) on rotating panel (3);
Described rotating panel (3) is provided with the clamping device (5) that can rotate with this panel, clamping device (5) comprises strap (5a) and ambulatory splint (5b), and forming the clamping hole (5c) of clamping device (5), strap (5a) is connected and fixed with rotating panel (3);
One end of described ambulatory splint (5b) is connected with one end of strap (5a) by the first hinge (6), and ambulatory splint (5b) can be around this hinge rotation; Ambulatory splint (5b) other end is connected with the bolt component (7) on strap (5a) other end, and the nut of twisting bolt component (7) can clamp or unclamp processed pipe fitting;
Described gripper shoe (1a) is provided with two the first dowel holes (1c), is all positioned at circumferential axis (1d) upper, and is symmetrical in the longitudinal axis of 180 degree;
Described rotating panel (3) is provided with second dowel hole (3b) that can overlap respectively with described two the first dowel holes (1c);
Be provided with the alignment pin (8) that can insert in the second dowel hole (3b) and the first dowel hole (1c).
2. according to a kind of rotatable clamp of processing endoporus pipe claimed in claim 1, it is characterized in that: one end of strap (5a) is provided with intermediate connector (10), one end of intermediate connector (10) is connected with the body of strap (5a), and the other end of intermediate connector (10) arranges described the first hinge (6).
3. according to a kind of rotatable clamp of processing endoporus pipe claimed in claim 2, it is characterized in that: the inner of bolt component (7) is connected with the body of strap (5a) by the second hinge (11), and bolt component (7) can be around this hinge rotation.
4. according to any described a kind of rotatable clamp of processing endoporus pipe of claim 1-3, it is characterized in that: the second dowel hole (3b) is continous way taper pin-hole while coincidence with the first dowel hole (1c) conical dowel pin of alignment pin (8) for matching with described continous way taper pin-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161515.5U CN203751773U (en) | 2014-04-04 | 2014-04-04 | Rotatable clamp for machining inner hole pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161515.5U CN203751773U (en) | 2014-04-04 | 2014-04-04 | Rotatable clamp for machining inner hole pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203751773U true CN203751773U (en) | 2014-08-06 |
Family
ID=51247084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420161515.5U Expired - Fee Related CN203751773U (en) | 2014-04-04 | 2014-04-04 | Rotatable clamp for machining inner hole pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203751773U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312704A (en) * | 2016-08-29 | 2017-01-11 | 广州市昊志机电股份有限公司 | Inner hole machining device |
| CN107511526A (en) * | 2017-08-31 | 2017-12-26 | 江苏迪威高压科技股份有限公司 | Pipe cutting machine fixed mechanism |
-
2014
- 2014-04-04 CN CN201420161515.5U patent/CN203751773U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312704A (en) * | 2016-08-29 | 2017-01-11 | 广州市昊志机电股份有限公司 | Inner hole machining device |
| CN107511526A (en) * | 2017-08-31 | 2017-12-26 | 江苏迪威高压科技股份有限公司 | Pipe cutting machine fixed mechanism |
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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: 20140806 Termination date: 20170404 |