CN218224707U - Nylon support ring chamfering clamp - Google Patents
Nylon support ring chamfering clamp Download PDFInfo
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- CN218224707U CN218224707U CN202222501415.XU CN202222501415U CN218224707U CN 218224707 U CN218224707 U CN 218224707U CN 202222501415 U CN202222501415 U CN 202222501415U CN 218224707 U CN218224707 U CN 218224707U
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- support ring
- connecting section
- annular boss
- end surface
- circumferential surface
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Abstract
The utility model provides a nylon support ring chamfer anchor clamps mainly solves the nylon support ring that exists among the prior art and is out of shape bigger in the chamfer course of working, can't be pressed from both sides tightly by accurate positioning, leads to the unable accurate chamfer of support ring to the technical problem that the drawing required the size. Comprises an internal expansion sleeve and an external support ring sleeved on the internal expansion sleeve; the inner circumferential surface of the outer support ring is provided with an annular boss, and the end surface of the outer side of the annular boss is flush with the end surface of the outer support ring; the outer peripheral surface of the inner expanding sleeve is sequentially provided with a first connecting section and a second connecting section along the axial direction, the outer peripheral surface of the first connecting section is matched with the inner peripheral surface of the outer support ring, the end surface of the first connecting section is abutted against the end surface of the inner side of the annular boss, and a gap matched with the thickness of the support ring is formed between the outer peripheral surface of the second connecting section and the inner peripheral surface of the annular boss and used for sleeving the support ring.
Description
Technical Field
The utility model relates to an anchor clamps, concretely relates to nylon support ring chamfer anchor clamps.
Background
The design has the support ring of nylon material on the part in the gearbox box, and this support ring process route is: turning off, chamfering, grooving and deburring.
Chinese patent CN213615375U discloses a workpiece locking clamp, which has a base, two semicircular first clamps and two second clamps are arranged above the base, wherein the second clamps are fixedly connected to the base, one end of the second clamps is movably connected to the first clamps through a rotating shaft, the first clamps can rotate relative to the second clamps, the other end of the second clamps is movably connected to a locking screw, the first clamps are provided with screw through holes in a matching manner, a matching locking sleeve is further sleeved on the locking screw, when the first clamps and the second clamps are locked, a workpiece to be locked is placed between the first clamps and the second clamps, the locking screw penetrates through the screw through holes on the first clamps and extends out, the first clamps are abutted through the locking sleeve, and then the locking of the workpiece is completed.
However, when the existing fixture carries out chamfering on the support ring, the support ring is large in deformation in the chamfering processing process due to the self characteristic of the nylon material, and cannot be accurately positioned and clamped, so that the support ring cannot be accurately chamfered to the size required by a drawing, friction damage to parts of the support ring in the operation process of the gearbox can be finally caused, and the gearbox fails in work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the nylon support ring that exists among the prior art and having great deformation in the chamfer course of working, can't be pressed from both sides tightly by accurate positioning clamp, lead to the unable accurate chamfer of support ring to the technical problem that the drawing required the size, and provide a nylon support ring chamfer anchor clamps.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a nylon support ring chamfer anchor clamps which characterized in that: comprises an internal expansion sleeve and an external support ring sleeved on the internal expansion sleeve;
the inner circumferential surface of the outer bracing ring is provided with an annular boss, and the end surface of the outer side of the annular boss is flush with the end surface of the outer bracing ring;
the outer peripheral surface of the inner expanding sleeve is sequentially provided with a first connecting section and a second connecting section along the axial direction, the outer peripheral surface of the first connecting section is matched with the inner peripheral surface of the outer support ring, the end surface of the first connecting section is abutted against the end surface of the inner side of the annular boss, and a gap matched with the thickness of the support ring is formed between the outer peripheral surface of the second connecting section and the inner peripheral surface of the annular boss and used for sleeving the support ring;
defining: annular boss is L1 along axial length, treats the width of centre gripping support ring and is W, treats that centre gripping support ring chamfer is L3 along axial length, then annular boss accords with following formula along axial length:
L1＜W-L2。
furthermore, a through groove corresponding to the notch on the support ring is axially arranged on the inner expansion sleeve.
Further, the size of the opening of the through groove is larger than the size of the notch of the support ring.
Furthermore, the inner circumferential surface of the internal expansion sleeve comprises a third connecting section and a fourth connecting section which are sequentially arranged along the axial direction;
the diameter of the fourth connecting section is smaller than that of the third connecting section, and the fourth connecting section is arranged on one side close to the annular boss.
Further, the axial length of the internal expanding sleeve is larger than that of the external bracing ring.
The utility model has the advantages that:
1. the utility model relates to a nylon support ring chamfer anchor clamps supports the inner circle of support ring through the cover that rises in setting, the outer ring of support ring of rethread cramps the outer lane of support ring, make the support ring remain unified internal diameter and external diameter throughout at the chamfer in-process, carry out accurate control to the deformation of support ring, thereby it is inhomogeneous to prevent that the support ring from warping the chamfer that leads to, the clamping can be stabilized to outer support ring through the hydraulic pressure three-jaw of lathe simultaneously, realize the accurate positioning, and convenient to use is swift, be applicable to large batch processing production.
2. The utility model relates to a size of the cover that rises in nylon support ring chamfer anchor clamps setting and the size of outer support ring are fixed knot to be constructed, and the annular gap that forms between the two also is fixed dimension, when the size processing of support ring has the deviation slightly, can play certain corrective action to the support ring, has further ensured that mass production adds man-hour, the processing uniformity of support ring.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a chamfering fixture for nylon support rings according to the present invention;
FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1;
fig. 3 is an enlarged schematic view at B in fig. 2.
In the figure, 1-an internal expansion sleeve, 11-a first connecting section, 12-a second connecting section, 13-a through groove, 14-a third connecting section, 15-a fourth connecting section, 2-an external support ring, 21-an annular boss and 3-a support ring.
Detailed Description
To make the objects, advantages and features of the present invention clearer, the following description of the present invention will be made in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following detailed description.
In the description of the present invention, it should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-3, the utility model relates to a nylon support ring chamfer anchor clamps, locate the outer ring 2 that props on the cover 1 that rises in including the cover 1 that rises with the cover, the axial length of the cover 1 that rises in is greater than the axial length of the outer ring 2 that props, makes support ring 3 keep unified diameter through the cover 1 that rises in, simultaneously in order to prevent that the cover 1 that rises in makes support ring 3's size grow damage support ring 3 even, hoop outside the support ring 3 through the outer ring 2 that props of outlying to keep support ring 3 to have unified internal diameter and external diameter.
As shown in fig. 2 and 3, the inner circumferential surface of the outer support ring 2 is provided with an annular boss 21, the outer end surface of the annular boss 21 is flush with the end surface of the outer support ring 2, and when the support ring 3 is fitted, the inner circumferential surface of the annular boss 21 is fitted to the outer circumferential surface of the support ring 3 for the outer band of the support ring 3.
As shown in fig. 2 and 3, the inner peripheral surface of the internal expansion sleeve 1 includes a third connecting section 14 and a fourth connecting section 15 which are arranged in order along the axial direction; the diameter of the fourth connecting section 15 is smaller than that of the third connecting section 14, the fourth connecting section 15 is arranged on one side close to the annular boss 21, and the axial lengths of the fourth connecting section 15 and the third connecting section 14 are equal, so that the arrangement requirements of the first connecting section 11 and the second connecting section 12 which need to be described below can be met through the structural design, meanwhile, the material consumption of the internal expanding sleeve 1 can be reduced, and the weight is reduced; the outer peripheral surface of the inner expanding sleeve 1 is provided with a first connecting section 11 and a second connecting section 12 in sequence along the axial direction, the outer peripheral surface of the first connecting section 11 is matched with the inner peripheral surface of the outer support ring 2, the structure formed by the end surface of the first connecting section 11 connected with the second connecting section 12 and the outer peripheral surface of the first connecting section 11 is defined as a step, and the corner of the step is a right angle in the embodiment, in other embodiments of the present invention, the corner of the step can be chamfered or rounded, so that the problem of poor connecting effect of the inner expanding sleeve 1 and the outer support ring 2 caused by machining errors is reduced, the end surface of the first connecting section 11 is abutted against the inner side end surface of the annular boss 21, a gap matched with the thickness of the support ring 3 is arranged between the outer peripheral surface of the second connecting section 12 and the inner peripheral surface of the annular boss 21, the support ring 3 is sleeved on the support ring 3, one side end surface of the support ring 3 is abutted against the end surface of the first connecting section 11, and the outer peripheral surface of the support ring 3 is attached to the inner peripheral surface of the annular boss 21; and in order to leave enough machining allowance for the chamfering process of the support ring 3 and prevent interference with the inner expanding sleeve 1 and the outer support ring 2, the following definitions are provided: the length of annular boss 21 along the axial is L1, and the width of treating centre gripping support ring 3 is W, treats that centre gripping support ring 3 chamfer is L2 along axial length, then annular boss 21 accords with following formula along axial length: l1 is less than W-L2; it should be noted that, in other embodiments of the present invention, the annular boss 21 and the first connecting section 11 may be designed along the axial length according to specific requirements, and the requirement of the chamfering process on the support ring 3 may be satisfied.
As shown in fig. 1, the inner expanding sleeve 1 is provided with a through groove 13 along the axial direction corresponding to the gap of the support ring 3, and the opening size of the through groove 13 is larger than the gap size of the support ring 3.
During the use, at first with support ring 3 suit on the second linkage segment 12 of cover 1 that rises in for the terminal surface butt of support ring 3 is on the terminal surface of first linkage segment 11, fixes a position support ring 3, again with outer ring 2 suit on cover 1 that rises in, carry out the butt through the annular boss 21 of outer ring 2 and cramp support ring 3, then with the anchor clamps clamping on the hydraulic three-jaw of lathe, through the clamp force of adjustment lathe hydraulic three-jaw, fix a position and step up support ring 3, can begin to carry out chamfer processing to support ring 3.
Claims (5)
1. The utility model provides a nylon support ring chamfer anchor clamps which characterized in that: comprises an internal expansion sleeve (1) and an external support ring (2) sleeved on the internal expansion sleeve (1);
an annular boss (21) is arranged on the inner circumferential surface of the outer support ring (2), and the end surface of the outer side of the annular boss (21) is flush with the end surface of the outer support ring (2);
the outer circumferential surface of the inner expanding sleeve (1) is sequentially provided with a first connecting section (11) and a second connecting section (12) along the axial direction, the outer circumferential surface of the first connecting section (11) is matched with the inner circumferential surface of the outer supporting ring (2), the end surface of the first connecting section (11) is abutted against the inner side end surface of the annular boss (21), and an annular gap matched with the thickness of the supporting ring (3) to be clamped is arranged between the outer circumferential surface of the second connecting section (12) and the inner circumferential surface of the annular boss (21);
defining: the length of the annular boss (21) along the axial direction is L1, the width of the clamping support ring (3) is W, the length of the chamfer of the clamping support ring (3) along the axial direction is L2, and then the length of the annular boss (21) along the axial direction accords with the following formula:
L1＜W-L2。
2. the nylon support ring chamfering fixture according to claim 1, wherein: and the inner expanding sleeve (1) is provided with a through groove (13) corresponding to the notch on the support ring (3) to be clamped along the axial direction.
3. The nylon support ring chamfering fixture according to claim 2, wherein: the opening size of the through groove (13) is larger than the gap size of the support ring (3).
4. The nylon support ring chamfering fixture as claimed in any one of claims 1 to 3, wherein: the inner circumferential surface of the inner expansion sleeve (1) comprises a third connecting section (14) and a fourth connecting section (15) which are sequentially arranged along the axial direction;
the diameter of the fourth connecting section (15) is smaller than that of the third connecting section (14), and the fourth connecting section (15) is arranged on one side close to the annular boss (21).
5. The nylon support ring chamfering fixture according to claim 4, wherein: the axial length of the internal expansion sleeve (1) is greater than that of the external support ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222501415.XU CN218224707U (en) | 2022-09-21 | 2022-09-21 | Nylon support ring chamfering clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222501415.XU CN218224707U (en) | 2022-09-21 | 2022-09-21 | Nylon support ring chamfering clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218224707U true CN218224707U (en) | 2023-01-06 |
Family
ID=84666381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222501415.XU Active CN218224707U (en) | 2022-09-21 | 2022-09-21 | Nylon support ring chamfering clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218224707U (en) |
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2022
- 2022-09-21 CN CN202222501415.XU patent/CN218224707U/en active Active
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