CN204639639U - A kind of Anti-slip positioning pin device for horizontal digital-control lathe - Google Patents
A kind of Anti-slip positioning pin device for horizontal digital-control lathe Download PDFInfo
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- CN204639639U CN204639639U CN201520146914.9U CN201520146914U CN204639639U CN 204639639 U CN204639639 U CN 204639639U CN 201520146914 U CN201520146914 U CN 201520146914U CN 204639639 U CN204639639 U CN 204639639U
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- alignment pin
- blind rivet
- rubber ring
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Abstract
The utility model discloses a kind of Anti-slip positioning pin device for horizontal digital-control lathe, it is characterized in that it comprises blind rivet (1), rubber ring (2) and alignment pin (3), described blind rivet (1) is threaded with alignment pin (3), and described rubber ring (2) is arranged between blind rivet (1) and alignment pin (3).The utility model not only structure is simple, and it is with low cost, blind rivet of the present utility model and alignment pin are threaded connection, rubber ring is arranged between blind rivet and alignment pin, the axial spacing under the effect of screw thread between adjustable alignment pin and blind rivet, can extrude rubber ring, be radially expanded after making rubber ring be subject to axial compressive force, the external diameter of rubber ring becomes large, gets final product and form interference fit between the locating hole of fixture, therefore can position workpiece and fixture.Use the utility model to position and also can prevent the horizontal play of alignment pin, the use safety of lathe can be ensured, be applicable to promoting the use of.
Description
Technical field
The utility model relates to a kind of Anti-slip positioning pin device, particularly relates to a kind of Anti-slip positioning pin device for horizontal digital-control lathe.
Background technology
In aerospace component NC milling, usually adopt the locate mode (i.e. two locating holes and a plane) of " holes one side ", in this locate mode, general employing alignment pin jockey and Workpiece fixing hole.Normally used alignment pin is the cylindrical structure in light face, and its advantage is easy to loading and unloading, highly versatile, can repeatedly use.
On vertical machine, alignment pin vertically installs, and due to gravitate, alignment pin can be attached to clamp base, and work in-process can not produce axial float.But on horizontal machine tool, alignment pin installs in the horizontal direction, loses Action of Gravity Field, under processing cutting vibration, alignment pin can play and stretch out surface of the work in the horizontal direction, very easily interfere with processing cutter track, produce collision, supermatic Digit Control Machine Tool is constituted a serious threat safely.
Utility model content
For the weak point that prior art exists, the purpose of this utility model is to provide a kind of Anti-slip positioning pin device for horizontal digital-control lathe, can play and stretch out surface of the work in the horizontal direction during to expect to solve existing alignment pin location, very easily interfere with processing cutter track, produce collision, thus to the problem that supermatic Digit Control Machine Tool constitutes a serious threat safely.
The object of utility model is achieved through the following technical solutions:
For an Anti-slip positioning pin device for horizontal digital-control lathe, it comprises blind rivet, rubber ring and alignment pin, and described blind rivet is threaded with alignment pin, and described rubber ring is arranged between blind rivet and alignment pin.
According to an embodiment of the present utility model, described blind rivet entirety is cylindrical, and this blind rivet one end is provided with round platform, and this blind rivet is provided with external screw thread; Described alignment pin has the pin-and-hole matched with blind rivet, and this alignment pin is provided with the internal thread matched with external screw thread; Described alignment pin is socketed on blind rivet after being coordinated with external screw thread by its internal thread, and described rubber ring is between end, alignment pin one end and round platform.
According to an embodiment of the present utility model, the described blind rivet other end is provided with transmission notch, and the described alignment pin other end is provided with retainer, and this retainer has guide through hole.
According to an embodiment of the present utility model, the described alignment pin other end is provided with stop notch, and described retainer is provided with the scotch matched with stop notch.
According to an embodiment of the present utility model, the described retainer other end is provided with lever, and this lever has the through hole be connected with guide through hole.
According to an embodiment of the present utility model, the cross section of described lever is regular polygon.
The utility model comparatively prior art is compared, and has the following advantages and beneficial effect:
(1) not only structure is simple for the utility model, and it is with low cost, blind rivet of the present utility model and alignment pin are threaded connection, rubber ring is arranged between blind rivet and alignment pin, the axial spacing under the effect of screw thread between adjustable alignment pin and blind rivet, can extrude rubber ring, be radially expanded after making rubber ring be subject to axial compressive force, the external diameter of rubber ring becomes large, gets final product and form interference fit between the locating hole of fixture, therefore can position workpiece and fixture.Use the utility model to position and also can prevent the horizontal play of alignment pin, the use safety of lathe can be ensured.
(2) blind rivet one end of the present utility model is provided with round platform, blind rivet is provided with external screw thread, alignment pin has the pin-and-hole matched with blind rivet, alignment pin can be convenient to be socketed on blind rivet by its pin-and-hole, alignment pin is provided with internal thread, rubber ring, between end, alignment pin one end and round platform, by can alignment pin being made near round platform under the effect of screw thread and extrude rubber ring after the external screw thread of alignment pin and the screw-internal thread fit of blind rivet, thus positions after making the change of rubber ring external diameter large.
(3) other end of blind rivet of the present utility model is provided with transmission notch, and is connected on after on transmission notch rotates blind rivet with use " one " word cutter or other tool insertings, makes blind rivet and alignment pin extrude rubber ring under the effect of screw thread; The other end of alignment pin is provided with retainer, by other instruments or artificial fixed stop during use tool into rotation blind rivet, makes blind rivet and alignment pin can carry out the action screwing or unclamp under the effect of screw thread.
(4) other end of alignment pin of the present utility model is provided with stop notch, and retainer is provided with and the scotch braked notch and coordinate, and retainer can be convenient to by scotch with stop notch after being coordinated to be arranged on alignment pin.
(5) other end of retainer of the present utility model is provided with lever, instrument can be adopted to fix lever or the mode held fixes lever during use.
(6) cross section of lever of the present utility model is regular polygon, is convenient to instrument clamping or holds, thus can be convenient to fixed stop.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Structural representation when Fig. 2 is the utility model use.
Fig. 3 is the overall structure schematic diagram of blind rivet of the present utility model.
Fig. 4 is the overall structure schematic diagram of alignment pin of the present utility model.
Fig. 5 is the overall structure schematic diagram of retainer of the present utility model.
Wherein, the name corresponding to the Reference numeral in accompanying drawing is called:
1-blind rivet
1-1-round platform, 1-2-external screw thread, 1-3-transmission notch;
2-rubber ring
3-alignment pin
3-1-internal thread, 3-2-pin-and-hole, 3-3-stop notch;
4-retainer
4-1-scotch, 4-2-guide through hole, 4-3-lever;
5-workpiece
6-fixture.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail:
Embodiment
As shown in Fig. 1 ~ 5, a kind of Anti-slip positioning pin device for horizontal digital-control lathe of the present utility model, comprise blind rivet 1, rubber ring 2 and alignment pin 3, described rubber ring 2 is made by elastomeric material, the deformable when being subject to external force extruding of this rubber ring 2, described blind rivet 1 is made by metal material with alignment pin 3.Described blind rivet 1 is overall cylindrical, and one end of this blind rivet 1 is provided with round platform 1-1, and as shown in Figure 3, described rubber ring 2 to be enclosed within blind rivet 1 and to be positioned at round platform 1-1 one end, as shown in Figure 1.Described alignment pin 3 is overall cylindrical, this alignment pin 3 has the pin-and-hole 3-2 matched with blind rivet 1, this alignment pin 3 is enclosed within blind rivet 1 after being coordinated with blind rivet 1 by its pin-and-hole 3-2, the outside diameter of this alignment pin 3 is identical with the outside diameter of round platform 1-1, the outside diameter of described rubber ring 2 is identical with the outside diameter of alignment pin 3, or the outside diameter of rubber ring 2 is less than and close to the outside diameter of alignment pin 3, this rubber ring 2 between the end and round platform 1-1 of alignment pin 3 one end, as shown in Figure 1.
For the ease of positioning, be threaded connection between described alignment pin 3 and blind rivet 1, concrete, described alignment pin 3 one end is provided with internal thread 3-1, described blind rivet 1 is positioned at round platform 1-1 one end and is provided with the external screw thread 1-2 matched with internal thread 3-1, described alignment pin 3 is fixed on blind rivet 1 after being coordinated with external screw thread 1-2 by its internal thread 3-1.After the internal thread 3-1 of the alignment pin 3 and external screw thread 1-2 of blind rivet 1 joins and after screwing, alignment pin 3 one end is near round platform 1-1 and transverse shear stress rubber ring 2, as shown in Figure 2, rubber ring 2 will expand in vertical direction, thus can position workpiece 5 and fixture 6.
For the ease of threaded together, make alignment pin 3 can extrude rubber ring 2, the other end of described blind rivet 1 is provided with transmission notch 1-3, as shown in Figure 3.Meanwhile, the other end of described alignment pin 3 is provided with retainer 4, and as shown in Figure 5, described retainer 4 is also made by metal material.The other end of described alignment pin 3 is provided with stop notch 3-3, as shown in Figure 4, one end of described retainer 4 is provided with the scotch 4-1 matched with stop notch 3-3, as shown in Figure 5, is arranged on alignment pin 3 on after being coordinated by retainer 4 during use by its scotch 4-1 with stop notch 3-3.Simultaneously, described retainer 4 has the guide through hole 4-2 be connected with pin-and-hole 3-2, for the ease of fixed stop 4, the other end of described retainer 4 is also provided with lever 4-3, described lever 4-3 has the through hole be connected with guide through hole 4-2, the cross section of the lever 4-3 in the present embodiment is regular polygon, and described lever 4-3 also can be arranged to other shapes being convenient to hold or instrument is fixing.
During use, blind rivet 1 of the present utility model and rubber ring 2 and alignment pin 3 are sequentially assembled into Anti-slip positioning pin assembly vertically, be enclosed within blind rivet 1 near round platform 1-1 one end by rubber ring 2, and be enclosed within blind rivet 1 after alignment pin 3 is coordinated with blind rivet 1 by its pin-and-hole 3-2, then at the tight alignment pin 3 of acting in conjunction backspin of the internal thread 3-1 of the alignment pin 3 and external screw thread 1-2 of blind rivet 1, and ensure that rubber ring 2 is indeformable.Being positioned over bottom the locating hole of fixture 6 by the Anti-slip positioning pin assembly assembled, is matched in clearance between the locating hole of now Anti-slip positioning pin assembly and workpiece 5 and fixture 6.
Then, the upper surface of retainer 4 from the locating hole of workpiece 5 is put into, after being coordinated with the stop notch 3-3 of alignment pin 3 by scotch 4-1, retainer 4 is arranged on alignment pin 3.Lever 4-3 in use instrument fixed stop 4 or artificial hand are held lever 4-3 and are kept retainer 4 to fix, and use " one " word to change cutter through the through hole on lever 4-3 and the guide through hole 4-2 on retainer 4, " one " word is changed cutter to stretch in the pin-and-hole 3-2 of alignment pin 3 and " one " word is changed cutter and patch on the transmission notch 1-3 of blind rivet 1, rotate " one " word and change cutter, by the spinning effect of screw thread, axial distance between round platform 1-1 one end of blind rivet 1 and alignment pin 3 is reduced gradually, and compressing rubber annulus 2, after rubber ring 2 is expanded, external diameter becomes large, interference fit is produced with the locating hole inwall of fixture 6 after rubber ring 2 dilatancy, under the effect of frictional force, keep the relative position of the locating hole of Anti-slip positioning pin assembly and fixture 6 to fix, namely by Anti-slip positioning pin assembly of the present utility model, workpiece 5 and fixture 6 are positioned.Take off retainer, can process workpiece 5.
After completing the processing to workpiece 5, retainer 4 is arranged on alignment pin 3, using " one " word to change cutter is plugged on the transmission notch 1-3 of blind rivet 1, rotate " one " word change cutter and unclamp screw thread, axial spacing between the round platform 1-1 of alignment pin 3 and blind rivet 1 is increased, acts on the distress resolves on rubber ring 2, the distortion of rubber ring 2 disappears, the i.e. reduced diameter of rubber ring 2, recovers clearance fit relationship between the locating hole inwall of Anti-slip positioning pin assembly and fixture 6.Anti-slip positioning pin assembly is taken out, i.e. detachable workpiece 5 from the locating hole of fixture 6.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. the Anti-slip positioning pin device for horizontal digital-control lathe, it is characterized in that it comprises blind rivet (1), rubber ring (2) and alignment pin (3), described blind rivet (1) is threaded with alignment pin (3), and described rubber ring (2) is arranged between blind rivet (1) and alignment pin (3).
2. according to a kind of Anti-slip positioning pin device for horizontal digital-control lathe according to claim 1, it is characterized in that described blind rivet (1) is overall cylindrical, this blind rivet (1) one end is provided with round platform (1-1), and this blind rivet (1) is provided with external screw thread (1-2); Described alignment pin (3) has the pin-and-hole (3-2) matched with blind rivet (1), and this alignment pin (3) is provided with the internal thread (3-1) matched with external screw thread (1-2); Described alignment pin (3) is socketed on blind rivet (1) after being coordinated with external screw thread (1-2) by its internal thread (3-2), and described rubber ring (2) is positioned between alignment pin (3) end, one end and round platform (1-1).
3. according to a kind of Anti-slip positioning pin device for horizontal digital-control lathe according to claim 2, it is characterized in that described blind rivet (1) other end is provided with transmission notch (1-3), described alignment pin (3) other end is provided with retainer (4), and this retainer (4) has guide through hole (4-2).
4. according to a kind of Anti-slip positioning pin device for horizontal digital-control lathe according to claim 3, it is characterized in that described alignment pin (3) other end is provided with stop notch (3-3), described retainer (4) one end is provided with the scotch (4-1) matched with stop notch (3-3).
5. according to a kind of Anti-slip positioning pin device for horizontal digital-control lathe according to claim 4, it is characterized in that described retainer (4) other end is provided with lever (4-3), this lever (4-3) has the through hole be connected with guide through hole (4-2).
6., according to a kind of Anti-slip positioning pin device for horizontal digital-control lathe according to claim 5, it is characterized in that the cross section of described lever (4-3) is regular polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520146914.9U CN204639639U (en) | 2015-03-16 | 2015-03-16 | A kind of Anti-slip positioning pin device for horizontal digital-control lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520146914.9U CN204639639U (en) | 2015-03-16 | 2015-03-16 | A kind of Anti-slip positioning pin device for horizontal digital-control lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204639639U true CN204639639U (en) | 2015-09-16 |
Family
ID=54092422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520146914.9U Active CN204639639U (en) | 2015-03-16 | 2015-03-16 | A kind of Anti-slip positioning pin device for horizontal digital-control lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204639639U (en) |
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2015
- 2015-03-16 CN CN201520146914.9U patent/CN204639639U/en active Active
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