CN104440549A - Shaft hole vertical fixation supporting structure - Google Patents
Shaft hole vertical fixation supporting structure Download PDFInfo
- Publication number
- CN104440549A CN104440549A CN201410798663.2A CN201410798663A CN104440549A CN 104440549 A CN104440549 A CN 104440549A CN 201410798663 A CN201410798663 A CN 201410798663A CN 104440549 A CN104440549 A CN 104440549A
- Authority
- CN
- China
- Prior art keywords
- dive
- clamping head
- expansion clamping
- support tube
- axis hole
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
Abstract
The invention discloses a shaft hole vertical fixation supporting structure. The shaft hole vertical fixation supporting structure is characterized by comprising a diving pull rod and a supporting cylinder, wherein the diving pull rod is sleeved with the supporting cylinder; a big-end-up circular truncated cone is fixedly arranged at the upper end of the diving pull rod; the lower end of the diving pull rod penetrates out of the supporting cylinder, and a lower extending section of the diving pull rod is sleeved with a diving nut; an expansion clamping head is fixedly arranged at the upper end of the supporting cylinder, and the upper portion of the expansion clamping head is symmetrically provided with two limiting grooves; the top of the circular truncated cone is provided with a groove and a stop dog; the two ends of the stop dog are located in the two limiting grooves respectively; a guide sleeve and a compression spring are mounted on the supporting cylinder; the lower portion of the supporting cylinder penetrates through a working table and then is provided with a pull ring; the pull ring is connected with the lower end of the supporting cylinder through threads. The shaft hole vertical fixation supporting structure can stably fix a shell of a water pump, facilitate polishing of the end face of the shell through a cutter or a grinding disk and guarantee the perpendicularity of the end face and a shaft hole.
Description
Technical field
The invention belongs to pump housing axis hole end face processing technique field, specifically, relate to the vertical fixed support structure of a kind of axis hole.
Background technology
Pump shell adds man-hour, the perpendicularity of end face and axis hole, the flatness of end face is very important, and add man-hour at pump shell, the problems such as the flatness due to the perpendicularity or end face that there is end face and axis hole is undesirable, machining tool leaves the tolerance of about 0.06mm more when polishing to end face, when end face because wearing and tearing or cut appear in following process assembling process, can also reprocess pump shell, if carry out with machining tool process of reprocessing or do over again, former machining tool needs to readjust process tool stroke and part benchmark, very loaded down with trivial details, and difficulty is easy to more greatly cause part rejection.If repaired by hand, then be difficult to ensure the processing flatness of end face and the perpendicularity of whole end face and axis hole, therefore, the equipment of a kind of process of directly reprocessing pump shell or do over again of exigence, the key technology of equipment is then be fixing of shell, the stability that maintenance axis hole is vertical with end face, is convenient to cutter or mill is polished.
Summary of the invention
For solving above technical problem, the object of the present invention is to provide the vertical fixed support structure of a kind of axis hole, can stable pump shell be fixed, and be convenient to cutter or mill is polished to shell end face, ensure the perpendicularity of end face and axis hole.
The object of the present invention is achieved like this: the vertical fixed support structure of a kind of axis hole, and its key is: comprise dive pull bar and be set in the support tube on dive pull bar; The upper end of described dive pull bar is fixed with little large round platform; The lower end of described dive pull bar passes described support tube, and the bottom section of stretching out of this dive pull bar is arranged with dive blind nut;
The upper end of described support tube is fixed with expansion clamping head, and the top of described expansion clamping head is arranged with two stopper slots, the top-slitting of described round platform, and is provided with block, and the two ends of this block lay respectively in two described stopper slots; Described support tube is provided with pilot sleeve and stage clip, the upper end of this pilot sleeve is connected with expansion clamping head, and lower end abuts described stage clip, and the lower end of this stage clip is connected to the upper surface of workbench; The bottom of described support tube, through after workbench, is provided with and draws circle, and this draws circle to be threaded connection with the bottom of described support tube.
Adopt said structure, support tube plug-in mounting on the table, support tube bottom tightens up by drawing circle, the stage clip on top props up worktable upper surface, make stable the fixing on the table of support tube, the bottom section of stretching out of dive pull bar is threaded with dive blind nut, when the shaft hole sleeve of pump shell is located on support tube, pilot sleeve can ensure that axis hole is arranged with support tube etc. is concentric, can not swing; Then rotate dive blind nut, pull dive pull bar to move down, round platform dilating expansion clamping head, expansion clamping head expands and is vertically fixed by axis hole, and block and stopper slot can prevent dive pull bar from excessively moving down, damage is caused to round platform and expansion clamping head, ensure that dive pull bar can not rotate simultaneously; Finally make stable being set on support tube of pump shell, and this structure can ensure the perpendicularity of axis hole and fixing stability, is convenient to mill and polishes to end face, ensure the perpendicularity of the end face after final polishing and axis hole.
The external diameter of above-mentioned pilot sleeve increases from top to bottom gradually, and the upper end external diameter of described pilot sleeve is less than or equal to the external diameter of described expansion clamping head, and the lower end external diameter of this pilot sleeve is greater than the external diameter of described expansion clamping head.
Adopt said structure, for shaft hole diameter size deviation, the situation of sheathed instability can be avoided, axis hole and support tube can be ensured simultaneously, dive pull bar is concentric arranges.
Above-mentioned expansion clamping head is cylinder type, and this expansion clamping head is surrounded by a circle elastic fixture block and formed, and this elastic fixture block is symmetrical along the edge center of the upper surface of described support tube, leaves gap between adjacent two described elastic fixture blocks.
Adopt said structure, elastic fixture block struts under the thrust of round platform, and can push against shaft hole inner wall, while fixed shaft hole, can also ensure that the center line of axis hole does not offset, and elastic fixture block reply deformation power is good, not fragile.
One inclined-plane is formed at the top of above-mentioned elastic fixture block inwall, and described round platform is positioned at the inner side of the described elastic fixture block of a circle, and described inclined-plane coordinates with the sidewall spacers of round platform.
Adopt said structure, when round platform moves down, can gradually elastic fixture block outwards be pushed open, can accomplish preferably accurately to control to move down degree, prevent Overexertion, damage round platform and elastic fixture block.
Above-mentioned expansion clamping head and described support tube one-body molded, the inner wall lower of this expansion clamping head has a circle arc groove, and this arc groove is positioned at the root of described elastic fixture block.
Adopt said structure, improve the elastic deformation ability of elastic fixture block.
The above-mentioned upper end-face edge of dive blind nut abuts with the lower surface of workbench, and the sidewall of this dive blind nut is provided with a circle limit sliding chutes, is provided with collar stop in this limit sliding chutes, and the outer ring of this collar stop is stretched out limit sliding chutes and is fixedly connected with described workbench.
Adopt said structure, dive blind nut carries out spacing by annular stop block, left and right skew can not occur when dive blind nut rotates, improve dive blind nut rotational stabilization.
The lower surface of above-mentioned workbench is provided with annular stop groove, and the upper end of described dive blind nut is buckled in described annular stop groove.
Adopt said structure, be convenient to the location and installation of dive blind nut, and carry out spacing to dive blind nut further, further increase the stability of dive blind nut.
Above-mentioned dive blind nut is fitted with push rod.
Adopt said structure, more can rotate dive blind nut in labour-saving.
Beneficial effect:
The vertical fixed support structure of a kind of axis hole of the present invention, can stably fix pump shell, and is convenient to cutter or mill is polished to shell end face, ensures the perpendicularity of end face and axis hole.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the assembling schematic diagram of dive dive pull bar and round platform in Fig. 1;
Fig. 3 is the structural representation of dive blind nut in Fig. 1;
Fig. 4 is the assembling schematic diagram of support tube and expansion clamping head in Fig. 1;
Fig. 5 is the structural representation of clamping head of expanding in Fig. 1.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the invention will be further described.
As shown in Figure 1: the vertical fixed support structure of a kind of axis hole, be made up of dive pull bar 1 and the support tube 2 be set on dive pull bar 1.
As shown in Figures 4 and 5, the upper end of described support tube 2 is fixed with expansion clamping head, described expansion clamping head is cylinder type, and it is one-body molded with described support tube 2, the inner wall lower of this expansion clamping head has a circle arc groove 8, and this expansion clamping head is surrounded by a circle elastic fixture block 4 and formed, and this elastic fixture block 4 is symmetrical along the edge center of the upper surface of described support tube 2, leave gap between adjacent two described elastic fixture blocks 4, described arc groove 8 is positioned at the root of described elastic fixture block 4; One inclined-plane 4a is formed at the top of described elastic fixture block 4 inwall, and described round platform 3 is positioned at the inner side of the described elastic fixture block 4 of a circle, and described inclined-plane 4a coordinates with the sidewall spacers of round platform 3.
As shown in Figure 1, described support tube 2 is provided with pilot sleeve 5 and stage clip 6, the upper end of this pilot sleeve 5 is connected with expansion clamping head, and lower end abuts described stage clip 6, and the lower end of this stage clip 6 is connected to the upper surface of workbench 12; The external diameter of described pilot sleeve 5 increases from top to bottom gradually, and the upper end external diameter of described pilot sleeve 5 is less than or equal to the external diameter of described expansion clamping head, and the lower end external diameter of this pilot sleeve 5 is greater than the external diameter of described expansion clamping head; The bottom of described support tube 2, through after workbench 12, is provided with and draws circle 7, and this draws circle 7 to be threaded connection with the bottom of described support tube 2.
As shown in Figure 1,2 and 3, the upper end of described dive pull bar 1 is fixed with little large round platform 3; The top of described expansion clamping head is arranged with two stopper slots 9, the top-slitting of described round platform 3, and is provided with block 10, and the two ends of this block 10 lay respectively in two described stopper slots 9; The lower end of described dive pull bar 1 passes described support tube 2, and the bottom section of stretching out of this dive pull bar 1 is arranged with dive blind nut 11; The upper end-face edge of described dive blind nut 11 abuts with the lower surface of workbench 12, the sidewall of this dive blind nut 11 is provided with a circle limit sliding chutes 14, be provided with collar stop 15 in this limit sliding chutes 14, the outer ring of this collar stop 15 is stretched out limit sliding chutes 14 and is fixedly connected with described workbench 12; The lower surface of described workbench 12 is provided with annular stop groove 13, and the upper end of described dive blind nut 11 is buckled in described annular stop groove 13; Described dive blind nut 11 is fitted with push rod 11a.
Claims (8)
1. the vertical fixed support structure of axis hole, is characterized in that:
Comprise dive pull bar (1) and be set in the support tube (2) on dive pull bar (1);
The upper end of described dive pull bar (1) is fixed with little large round platform (3); The lower end of described dive pull bar (1) passes described support tube (2), and the bottom section of stretching out of this dive pull bar (1) is arranged with dive blind nut (11);
The upper end of described support tube (2) is fixed with expansion clamping head, the top of described expansion clamping head is arranged with two stopper slots (9), the top-slitting of described round platform (3), and block (10) is installed, the two ends of this block (10) lay respectively in two described stopper slots (9);
Described support tube (2) is provided with pilot sleeve (5) and stage clip (6), the upper end of this pilot sleeve (5) is connected with expansion clamping head, lower end abuts described stage clip (6), and the lower end of this stage clip (6) is connected to the upper surface of workbench (12);
The bottom of described support tube (2), through after workbench (12), is provided with and draws circle (7), and this draws circle (7) to be threaded connection with the bottom of described support tube (2).
2. the vertical fixed support structure of a kind of axis hole according to claim 1, it is characterized in that: the external diameter of described pilot sleeve (5) increases from top to bottom gradually, the upper end external diameter of described pilot sleeve (5) is less than or equal to the external diameter of described expansion clamping head, and the lower end external diameter of this pilot sleeve (5) is greater than the external diameter of described expansion clamping head.
3. the vertical fixed support structure of a kind of axis hole according to claim 1, it is characterized in that: described expansion clamping head is cylinder type, this expansion clamping head is surrounded by circle elastic fixture block (4) and is formed, this elastic fixture block (4) is symmetrical along the edge center of the upper surface of described support tube (2), leaves gap between adjacent two described elastic fixture blocks (4).
4. the vertical fixed support structure of a kind of axis hole according to claim 3, it is characterized in that: an inclined-plane (4a) is formed at the top of described elastic fixture block (4) inwall, described round platform (3) is positioned at the inner side of the described elastic fixture block of a circle (4), and described inclined-plane (4a) coordinates with the sidewall spacers of round platform (3).
5. the vertical fixed support structure of a kind of axis hole according to claim 3 or 4, it is characterized in that: described expansion clamping head and described support tube (2) one-body molded, the inner wall lower of this expansion clamping head has a circle arc groove (8), and this arc groove (8) is positioned at the root of described elastic fixture block (4).
6. the vertical fixed support structure of a kind of axis hole according to claim 1, it is characterized in that: the upper end-face edge of described dive blind nut (11) abuts with the lower surface of workbench (12), the sidewall of this dive blind nut (11) is provided with a circle limit sliding chutes (14), be provided with collar stop (15) in this limit sliding chutes (14), the outer ring of this collar stop (15) is stretched out limit sliding chutes (14) and is fixedly connected with described workbench (12).
7. the vertical fixed support structure of a kind of axis hole according to claim 6, it is characterized in that: the lower surface of described workbench (12) is provided with annular stop groove (13), the upper end of described dive blind nut (11) is buckled in described annular stop groove (13).
8. a kind of upright opening fixed support structure according to claim 6 or 7, is characterized in that: described dive blind nut (11) is fitted with push rod (11a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410798663.2A CN104440549B (en) | 2014-12-19 | 2014-12-19 | Shaft hole vertical fixation supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410798663.2A CN104440549B (en) | 2014-12-19 | 2014-12-19 | Shaft hole vertical fixation supporting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104440549A true CN104440549A (en) | 2015-03-25 |
| CN104440549B CN104440549B (en) | 2017-01-11 |
Family
ID=52887708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410798663.2A Active CN104440549B (en) | 2014-12-19 | 2014-12-19 | Shaft hole vertical fixation supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104440549B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562392A (en) * | 2021-07-13 | 2021-10-29 | 上海远迹新材料有限公司 | A quick positioning fixture for wheel hub flow process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2040820U (en) * | 1988-06-15 | 1989-07-12 | 山西煤田地质勘探144队 | Working device for wide-bore tubing |
| CN2865945Y (en) * | 2006-01-23 | 2007-02-07 | 许晓华 | Digital control machine tool internal expansion gripping device |
| CN203140821U (en) * | 2013-01-09 | 2013-08-21 | 房县启扬工贸有限责任公司 | Lathe tensioning clamp |
| US20140353929A1 (en) * | 2011-09-16 | 2014-12-04 | Schaublin Sa | Expanding arbor |
| CN204353973U (en) * | 2014-12-19 | 2015-05-27 | 重庆飞龙江利汽车部件有限公司 | The vertical fixed support structure of axis hole |
-
2014
- 2014-12-19 CN CN201410798663.2A patent/CN104440549B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2040820U (en) * | 1988-06-15 | 1989-07-12 | 山西煤田地质勘探144队 | Working device for wide-bore tubing |
| CN2865945Y (en) * | 2006-01-23 | 2007-02-07 | 许晓华 | Digital control machine tool internal expansion gripping device |
| US20140353929A1 (en) * | 2011-09-16 | 2014-12-04 | Schaublin Sa | Expanding arbor |
| CN203140821U (en) * | 2013-01-09 | 2013-08-21 | 房县启扬工贸有限责任公司 | Lathe tensioning clamp |
| CN204353973U (en) * | 2014-12-19 | 2015-05-27 | 重庆飞龙江利汽车部件有限公司 | The vertical fixed support structure of axis hole |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562392A (en) * | 2021-07-13 | 2021-10-29 | 上海远迹新材料有限公司 | A quick positioning fixture for wheel hub flow process |
| CN113562392B (en) * | 2021-07-13 | 2023-02-10 | 上海远迹新材料有限公司 | A quick positioning fixture for wheel hub flow process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104440549B (en) | 2017-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105563273A (en) | Rubdown device | |
| CN204565878U (en) | Pump shell reprocesses frock | |
| CN204353973U (en) | The vertical fixed support structure of axis hole | |
| CN204019304U (en) | A kind of grooving apparatus | |
| CN204248446U (en) | A kind of floating type automatic positioning equipment | |
| CN104440549A (en) | Shaft hole vertical fixation supporting structure | |
| CN203696712U (en) | Large-size inner hole grinding device | |
| CN203751804U (en) | Adjustable auxiliary support device | |
| CN204308758U (en) | The vertical fixed support structure of axis hole with dive blind nut | |
| CN204339011U (en) | A kind of pipe cutting machine of improvement | |
| CN204353968U (en) | The vertical fixed support structure of axis hole with tapered concentric | |
| CN204353971U (en) | The vertical fixed support structure of axis hole that band draws circle fixing | |
| CN204353972U (en) | With the vertical fixed support structure of the axis hole that pull bar is spacing | |
| CN104476395A (en) | Water pump shell repair fixture | |
| CN205739393U (en) | A kind of annular workpieces feeding machanism | |
| CN104607737A (en) | Super wire-winding wire cutting machine | |
| CN204381156U (en) | " Air-Uplift " burr tool | |
| CN204565671U (en) | supporting tool | |
| CN205129480U (en) | A quick upper slitter mechanism for key machining equipment | |
| CN103962849A (en) | Numerical control machine tool multistage telescopic device | |
| CN204687694U (en) | A kind of bearing is carved characters equipment | |
| CN104385236A (en) | Sleeve workpiece auxiliary machining table | |
| CN204819374U (en) | Rubber ring removing devices | |
| CN204657651U (en) | A kind of multistation bearing machining equipment | |
| CN204075846U (en) | A kind of polished rod protective device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |