CN210650538U - Clamp spring mounting tool for holes - Google Patents
Clamp spring mounting tool for holes Download PDFInfo
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- CN210650538U CN210650538U CN201921713363.4U CN201921713363U CN210650538U CN 210650538 U CN210650538 U CN 210650538U CN 201921713363 U CN201921713363 U CN 201921713363U CN 210650538 U CN210650538 U CN 210650538U
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- 230000007704 transition Effects 0.000 claims abstract description 84
- 230000006835 compression Effects 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 16
- 241000446313 Lamella Species 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model discloses a circlip mounting tool for holes, belonging to the technical field of auxiliary tools of mechanical parts, comprising a shrink sleeve, a transition component and a compression leg, wherein the central through hole of the shrink sleeve comprises a conical hole section and a cylindrical hole section connected with the smaller end of the conical hole section, and the diameter of the cylindrical hole section is the diameter of the smaller end of the conical hole section; the transition assembly comprises a rubber ring and a transition valve, the transition valve comprises a connecting section and a transition section, a first groove is formed in the outer side wall of the connecting section, the end of the transition section is a free end, the inner diameter of a cylindrical space formed by enclosing the transition section is the diameter of the cylindrical hole section, and the thickness of the transition section is smaller than the sum of the thicknesses of the connecting section and the side wall of the cylindrical hole section of the shrinkage sleeve; the rubber ring is adapted to the first groove; the diameter of the compression leg is slightly smaller than that of the cylindrical hole section of the shrinkage sleeve. The utility model discloses a jump ring mounting tool for hole convenient to use and change transition lamella can carry out the diameter compression to the jump ring, avoids the jump ring to damage jump ring mounting hole lateral wall.
Description
Technical Field
The utility model belongs to the technical field of machine part's appurtenance, especially, relate to a jump ring mounting tool is used in hole.
Background
The snap spring for hole (hereinafter referred to as "snap spring") is a fastener, is assembled in a hole groove and plays a role in preventing axial movement of parts in the hole.
On the assembly line of some products, when needing to install the jump ring, present common instrument is jump ring shrink sleeve of compression leg and integrated manufacturing, during the use, puts into jump ring shrink sleeve's central through-hole with the jump ring, uses the compression leg to impress the jump ring along central through-hole, and the jump ring diameter adapts to the change in central through-hole aperture and dwindles earlier then enlarges, can get into the jump ring mounting groove when the jump ring extrudes jump ring shrink sleeve and accomplish the installation.
During actual installation, the clamp spring often easily damages the thin side wall at the rear end of the clamp spring shrink sleeve in the process of expanding the clamp spring in the clamp spring shrink sleeve, so that the clamp spring shrink sleeve needs to be integrally replaced, the use cost is improved, the material is wasted, if the clamp spring shrink sleeve is not replaced in time, a workpiece corresponding to the thin side wall at the rear end of the clamp spring shrink sleeve is easily damaged during clamp spring installation, the clamp spring is not installed according to the operation requirement, and the service life of the workpiece is influenced. In order to improve the replaceability of the snap spring shrink sleeve and further prolong the service life of the snap spring shrink sleeve, research and development personnel have continuously tried by various methods, and hopefully solve the problem to be solved in the field.
Disclosure of Invention
The utility model discloses a solve the problem that prior art exists and propose, its purpose provides a jump ring mounting tool for hole.
The technical scheme of the utility model is that:
a mounting tool for a clamp spring for a hole comprises a shrinkage sleeve, a transition assembly and a compression leg, wherein,
the central through hole of the shrinkage sleeve comprises a conical hole section and a cylindrical hole section connected with the smaller-diameter end of the conical hole section, and the diameter of the cylindrical hole section is equal to that of the smaller-diameter end of the conical hole section;
the transition assembly comprises a rubber ring and at least 2 transition flaps, each transition flap comprises a connecting section and a transition section, the connecting section and the transition section are connected along the axial direction of the shrink sleeve, the inner side wall of the connecting section is matched with the outer side wall of the cylindrical hole section side of the shrink sleeve, the connecting section covers the outer surface of the cylindrical hole section side of the shrink sleeve along the circumferential direction of the shrink sleeve, a first groove is formed in the outer side wall of the connecting section, the end of the transition section is a free end, the inner diameter of a cylindrical space formed by enclosing of the transition sections is the diameter of the cylindrical hole section, and the thickness of the transition section is smaller than the sum of the thicknesses of the connecting section and the side wall of the cylindrical; the rubber ring is matched with the first groove, so that at least 2 transition flaps form a closed circular ring surrounding the outer circumferential surface of the cylindrical hole section of the shrink sleeve and the closed circular ring is tightly hooped on the outer circumferential surface of the cylindrical hole section of the shrink sleeve;
the diameter of the compression leg is slightly smaller than that of the cylindrical hole section of the shrinkage sleeve.
Encircle shrink telescopic cylinder hole section side lateral wall surface is equipped with the second groove, the tip inboard of linkage segment be equipped with the arch that the second groove suited.
The end of the conical hole section of the shrinkage sleeve is provided with a flange, and the flange is provided with a fastener mounting hole corresponding to the mounting hole of the bearing clamp spring press-fitting machine.
The at least 2 transition lobes are all identical transition lobes.
The first groove and the second groove are both semicircular grooves, the protrusions are semicircular protrusions, and the rubber ring is an O-shaped rubber ring.
And a chamfer is arranged at the cylindrical hole section end of the shrinkage sleeve.
The utility model discloses in, the compression leg advances the jump ring to the jump ring mounting groove along central through-hole by shrink telescopic bell mouth section end, and the jump ring diameter reduces along with the bell mouth diameter, and when the shrink sleeve was released to the jump ring, the outer circumference butt of jump ring was on the changeover portion of transition subassembly, and the jump ring diameter increases to changeover portion butt jump ring mounting hole lateral wall along with the deformation of changeover portion, and when the changeover portion was released to the jump ring, the jump ring diameter increased once more and got into the jump ring mounting groove and accomplished the installation. The central through hole of the shrinkage sleeve is provided with a conical hole section, so that the snap spring can be compressed once. The transition assembly and the shrinkage sleeve are detachably connected, so that the transition valve is convenient to replace; the transition subassembly includes 2 piece at least transition lamellas, and the changeover portion of transition lamella makes through once transition buffering when jump ring diameter increases, and the changeover portion separates jump ring and mounting hole lateral wall, damages jump ring mounting hole lateral wall when avoiding the increase of jump ring diameter. At least 2 transition valve rings form an outer circumferential surface surrounding the cylindrical hole section of the shrinkage sleeve, and radial positioning of each transition valve on the shrinkage sleeve is realized through the matching of the rubber ring and the first groove; the axial positioning of the transition flap on the shrink sleeve is achieved by the cooperation of the second groove and the protrusion.
Drawings
Fig. 1 is a cross-sectional view provided by an embodiment of the present invention;
FIG. 2 is a front view of a shrink sleeve and transition assembly provided by an embodiment of the present invention;
fig. 3 is a perspective view of a shrink sleeve and transition assembly (without a rubber ring) provided by an embodiment of the present invention;
fig. 4 is a cross-sectional view of a shrink sleeve provided in accordance with an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a transition flap provided in an embodiment of the present invention;
fig. 6 is a side view of a transition lobe provided by an embodiment of the present invention.
Wherein: 1. a shrink sleeve; 11. a central through hole; 12. a tapered bore section; 13. a cylindrical bore section; 14. a second groove; 15. a flange; 16. a fastener mounting hole; 2. a transition component; 21. a rubber ring; 22. a transition flap; 23. a connecting section; 24. a transition section; 25. a first groove; 26. a protrusion; 3. pressing the column; 4. a clamp spring mounting hole; 41. a clamp spring mounting groove; 5. and a clamp spring.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples:
a circlip mounting tool for a hole comprises a shrinkage sleeve 1, a transition component 2 and a compression leg 3, wherein a central through hole 11 of the shrinkage sleeve 1 comprises a conical hole section 12 and a cylindrical hole section 13 connected with the smaller diameter end of the conical hole section 12, and the diameter of the cylindrical hole section 13 is equal to the diameter of the smaller diameter end of the conical hole section 12; the transition assembly 2 comprises a rubber ring 21 and at least 2 transition flaps 22, each transition flap 22 comprises a connecting section 23 and a transition section 24 which are connected along the axial direction of the shrink sleeve 1, the inner side wall of each connecting section 23 is matched with the outer side wall of the cylindrical hole section 13 side of the shrink sleeve 1, the connecting section 23 covers the outer surface of the cylindrical hole section 13 side of the shrink sleeve 1 along the circumferential direction of the shrink sleeve 1, a first groove 25 is formed in the outer side wall of each connecting section 23, the end of each transition section 24 is a free end, the inner diameter of a cylindrical space formed by the enclosing of the transition sections 24 is the diameter of the cylindrical hole section 13, so that a clamp spring can be smoothly transited when entering the transition section 24 from the cylindrical hole section 13, and the thickness of each transition section 24 is smaller than the sum of the thicknesses of the connecting section 23 and the side wall of the cylindrical hole; the rubber ring 21 is adapted to the first groove 25, so that at least 2 transition flaps 22 form a closed ring which surrounds the outer circumferential surface of the cylindrical hole section 13 side of the shrink sleeve 1 and is tightly hooped on the outer circumferential surface of the cylindrical hole section 13 side of the shrink sleeve 1; the diameter of the compression leg 3 is slightly smaller than that of the cylindrical hole section 13 of the shrink sleeve 1.
As shown in fig. 1 to 6, the clamp spring 5 is pushed by the compression leg 3 from the end of the tapered hole section 12 of the shrink sleeve 1 to the clamp spring installation groove 41 along the central through hole 11, the diameter of the clamp spring 5 is reduced along with the reduction of the diameter of the tapered hole, when the clamp spring 5 pushes out of the shrink sleeve 1, the outer circumference of the clamp spring 5 abuts against the transition section 24 of the transition component 2, the diameter of the clamp spring 5 is increased along with the deformation of the transition section 24 until the transition section 24 abuts against the side wall of the clamp spring installation hole 4, and when the clamp spring 5 pushes out of the transition section 24, the diameter of the clamp spring 5 is increased.
A taper hole section 12 is arranged in a central through hole 11 of the shrinkage sleeve 1, so that the clamp spring 5 can be compressed once. The multi-section conical hole section 12 can be designed according to the requirement, so that the clamp spring 5 can realize multiple diameter compression. In order to facilitate the propelling of the clamp spring 5 at the conical hole section 12 and the cylindrical hole section 13, the connecting position of the conical hole section 12 and the cylindrical hole section 13 adopts a fillet structure.
The transition assembly 2 and the contraction sleeve 1 adopt a detachable connection mode, so that the transition valve 22 is convenient to replace, and the use cost is saved. Transition subassembly 2 includes 2 piece at least transition lamella 22, the transition buffering is once passed through when 24 make 5 diameters of jump ring increase, to the impact force of 4 lateral walls of jump ring mounting hole when having reduced 5 diameters of jump ring increase for the first time, 24 are separated jump ring 5 and mounting hole lateral wall to the transition, damage jump ring mounting hole 4 lateral walls when avoiding 5 diameters of jump ring to increase, and simultaneously, the mounting hole lateral wall is executed reaction force to transition 24, also can prevent that 24 deformations of transition are too big and receive the damage. Preferably, the shrink sleeve 1 and the transition flap 22 are made of Cr12MoV material, the hardness of the material reaches HRC 55-60, and the transition assembly 2 comprises 12 transition flaps 22.
Further, as shown in fig. 1, 4 to 6, a second groove 14 is provided around the outer surface of the side wall of the cylindrical hole section 13 of the shrink sleeve 1, and a protrusion 26 adapted to the second groove 14 is provided inside the end of the connecting section 23, so that the transition flap 22 and the shrink sleeve 1 are axially positioned. The number of the second grooves 14 may be selected according to actual needs, and may be set as one or several parallel in the axial direction.
The utility model discloses an in the embodiment, as shown in fig. 1 to fig. 4, 12 ends of shrink sleeve 1's taper hole section are equipped with flange 15, be equipped with the fastener mounting hole 16 that corresponds with the mounting hole of bearing jump ring 5 pressure equipment machine on the flange 15, be convenient for the utility model discloses a location can be with the utility model discloses fix on bearing jump ring 5 pressure equipment machine, accomplish jump ring 5's automatic installation.
In one embodiment of the present invention, the at least 2 transition flaps 22 are the same transition flaps 22. The transition assembly 2 adopts the same transition flaps 22, so that each transition flap 22 is uniformly stressed and deformed, the manufacturing cost is reduced, and the assembly is convenient.
Specifically, as shown in fig. 1, fig. 2, and fig. 4 to fig. 5, the first groove 25 and the second groove 14 both adopt semicircular grooves, the protrusion 26 adopts a semicircular protrusion 26, and the rubber ring 21 adopts an O-shaped rubber ring 21. The first grooves 25 are adapted to the rubber ring 21 for radial positioning of the transition flaps 22 on the shrink sleeve 1, and the second grooves 14 are adapted to the projections 26 for axial positioning of the transition flaps 22 on the shrink sleeve 1.
In an embodiment of the present invention, as shown in fig. 1, fig. 4 and fig. 6, the end 13 of the cylindrical hole section of the shrink sleeve 1 is provided with a chamfer, so that the end 13 of the cylindrical hole section of the shrink sleeve 1 is assembled with the transition flap 22.
Introduce the utility model discloses the installation of jump ring 5 that the embodiment provided: will the utility model discloses install inside jump ring mounting hole 4, put into central through-hole 11 with jump ring 5 from shrink sleeve 1's taper hole section 12 end again, compression leg 3 impels jump ring 5 along central through-hole 11 to jump ring mounting groove 41, inside shrink sleeve 1, jump ring 5 receives the effort of shrink sleeve 1 lateral wall, jump ring 5 diameter reduces along with the taper hole diameter, when jump ring 5 releases shrink sleeve 1, 5 outer circumference butt of jump ring 5 is on the changeover portion 24 of changeover component 2, 5 diameters of jump ring increase to 24 butt jump ring mounting hole 4 lateral walls of changeover portion along with the deformation of changeover portion 24, jump ring 5 receives the effort of 4 lateral walls of jump ring mounting hole, when 5 releases changeover portion 24 of jump ring, 5 diameters increase once more and enter jump ring mounting groove 41 and accomplish the installation.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A mounting tool for a clamp spring for a hole is characterized by comprising a shrinkage sleeve (1), a transition assembly (2) and a compression leg (3), wherein,
the central through hole (11) of the shrinkage sleeve (1) comprises a conical hole section (12) and a cylindrical hole section (13) connected with the smaller-diameter end of the conical hole section (12), and the diameter of the cylindrical hole section (13) is equal to that of the smaller-diameter end of the conical hole section (12);
the transition component (2) comprises a rubber ring (21) and at least 2 transition flaps (22), the transition flap (22) comprises a connecting section (23) and a transition section (24) which are connected in the axial direction of the shrink sleeve (1), the inner side wall of the connecting section (23) is adapted to the outer side wall of the side of the cylindrical hole section (13) of the shrink sleeve (1), the connecting section (23) wraps the outer surface of the side of the cylindrical hole section (13) of the shrinkage sleeve (1) along the circumferential direction of the shrinkage sleeve (1), the outer side wall of the connecting section (23) is provided with a first groove (25), the end of the transition section (24) is a free end, the transition section (24) encloses to form a cylindrical space, the inner diameter of which is the diameter of the cylindrical hole section (13), the thickness of the transition section (24) is smaller than the sum of the thicknesses of the connecting section (23) and the side wall of the cylindrical hole section (13) of the shrink sleeve (1); the rubber ring (21) is adapted to the first groove (25), so that at least 2 transition flaps (22) form a closed circular ring surrounding the outer circumferential surface of the cylindrical hole section (13) of the shrink sleeve (1) and the closed circular ring is tightly hooped on the outer circumferential surface of the cylindrical hole section (13) of the shrink sleeve (1);
the diameter of the compression leg (3) is slightly smaller than that of the cylindrical hole section (13) of the shrinkage sleeve (1).
2. The hole circlip installation tool as claimed in claim 1, characterized in that a second groove (14) is provided around the outer surface of the side wall of the cylindrical hole section (13) of the shrink sleeve (1), and a protrusion (26) adapted to the second groove (14) is provided inside the end of the connecting section (23).
3. The hole circlip installation tool as claimed in claim 2, characterized in that the end of the conical hole section (12) of the shrink sleeve (1) is provided with a flange (15), and the flange (15) is provided with a fastener installation hole (16) corresponding to the installation hole of the bearing circlip press-fitting machine.
4. A hole circlip installation tool as claimed in claim 3, characterized in that the at least 2 transition lobes (22) are all identical transition lobes (22).
5. The hole circlip installation tool according to claim 4, characterized in that the first groove (25) and the second groove (14) are semicircular grooves, the protrusion (26) is a semicircular protrusion (26), and the rubber ring (21) is an O-shaped rubber ring (21).
6. The hole circlip installation tool as claimed in claim 5, characterized in that the end of the cylindrical hole section (13) of the shrink sleeve (1) is chamfered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921713363.4U CN210650538U (en) | 2019-10-14 | 2019-10-14 | Clamp spring mounting tool for holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921713363.4U CN210650538U (en) | 2019-10-14 | 2019-10-14 | Clamp spring mounting tool for holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210650538U true CN210650538U (en) | 2020-06-02 |
Family
ID=70845764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921713363.4U Active CN210650538U (en) | 2019-10-14 | 2019-10-14 | Clamp spring mounting tool for holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210650538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123281A (en) * | 2020-07-30 | 2020-12-25 | 南京泰普森自动化设备有限公司 | Snap spring mounting method and shrinking device and releasing device thereof |
-
2019
- 2019-10-14 CN CN201921713363.4U patent/CN210650538U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123281A (en) * | 2020-07-30 | 2020-12-25 | 南京泰普森自动化设备有限公司 | Snap spring mounting method and shrinking device and releasing device thereof |
| CN112123281B (en) * | 2020-07-30 | 2022-05-06 | 南京泰普森自动化设备有限公司 | Snap spring mounting method and shrinking device and releasing device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A circlip installation tool for holes Effective date of registration: 20220727 Granted publication date: 20200602 Pledgee: Bohai Bank Co.,Ltd. Tianjin Branch Pledgor: TIANJIN TONGGUANG GROUP SPECIAL EQUIPMENT Co.,Ltd. Registration number: Y2022120000045 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231116 Granted publication date: 20200602 Pledgee: Bohai Bank Co.,Ltd. Tianjin Branch Pledgor: TIANJIN TONGGUANG GROUP SPECIAL EQUIPMENT Co.,Ltd. Registration number: Y2022120000045 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A tool for installing hole retaining rings Effective date of registration: 20231130 Granted publication date: 20200602 Pledgee: Bohai Bank Co.,Ltd. Tianjin Branch Pledgor: TIANJIN TONGGUANG GROUP SPECIAL EQUIPMENT Co.,Ltd. Registration number: Y2023120000098 |