CN220782001U - Riveting positioning structure of double-end-cover bearing - Google Patents
Riveting positioning structure of double-end-cover bearing Download PDFInfo
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- CN220782001U CN220782001U CN202321730617.XU CN202321730617U CN220782001U CN 220782001 U CN220782001 U CN 220782001U CN 202321730617 U CN202321730617 U CN 202321730617U CN 220782001 U CN220782001 U CN 220782001U
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- riveting
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- riveting positioning
- ring
- positioning core
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- 238000003825 pressing Methods 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to the field of riveting positioning of double-end-cover bearings, in particular to a riveting positioning structure of a double-end-cover bearing, which has the technical scheme that: the riveting punch seat comprises a riveting punch seat and a base, wherein the riveting punch seat is positioned at the upper end of the base, a riveting positioning core is arranged at the upper end of the base, a guide pillar is arranged in the middle of the riveting positioning core, compression pieces are arranged at two sides of the upper end of the riveting positioning core, a buffer spring and a binding screw are arranged on the compression pieces, and an alignment assembly is arranged at one side of the riveting punch seat and one side of the riveting positioning core, so that the riveting punch seat has the beneficial effects that: the pressing piece is arranged in a hole on the bottom surface of the riveting punch seat, the buffer spring is arranged on the pressing piece, then the upper die assembly is formed by locking a fastening screw, then the upper die assembly is arranged at the corresponding position of an upper platen of the press, then a guide post and a riveting positioning core are connected together and fixed on a base by a screw, a lower die assembly is formed, and then the lower die assembly is arranged at the corresponding position of a lower working table of the press.
Description
Technical Field
The utility model relates to the field of riveting positioning of double-end-cover bearings, in particular to a riveting positioning structure of a double-end-cover bearing.
Background
The double-end-cap shaft takes an end cap as a supporting member, and a bearing bush or a rolling bearing is arranged in the bearing in the end cap. In the production of double-end-cap bearings, riveting devices are used, and the articles are riveted by using rivets in a punching mode. In the existing riveting process, a workpiece is placed into a locating sleeve on a workbench after being placed into a bearing, and the riveting work of the bearing is completed through riveting the periphery of an upper die.
However, the phenomenon of beam column skew can be avoided in the riveting process of the retainer of the double-end cover bearing, so that uneven bearing play and inflexible rotation are easily caused, and finally, the double-end cover bearing becomes unusable waste.
Therefore, it is necessary to invent a double-end-cap bearing riveting positioning structure.
Disclosure of Invention
The present utility model is directed to solving the problems set forth in the background art.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a bi-polar lid bearing riveting location structure, includes riveting punch holder and base, the upper end of riveting punch holder is located the upper end of base, the upper end of base is installed and is riveted the location core, install the guide pillar in the middle of the riveting location core, the compression member is installed to the upper end both sides of riveting location core, the hole has been seted up to riveting punch holder lower extreme both sides, install buffer spring and tight screw on the compression member, one side of riveting punch holder and riveting location core is provided with the alignment subassembly;
the middle of the riveting punch seat is provided with a perforation, and the inner bottom end of the perforation is provided with a connecting ring.
Based on the above characteristics: when the riveting punch is used, the pressing piece is firstly arranged in a hole in the bottom surface of the riveting punch seat, the buffer spring is arranged on the pressing piece which is arranged before, then the upper die assembly is formed by locking a fastening screw, then the upper die assembly is arranged at the corresponding position of an upper platen of the press, then a guide post and a riveting positioning core are connected together and fixed on the base by using screws to form a lower die assembly, then the lower die assembly is arranged at the corresponding position of a lower working table of the press, and then the upper die assembly and the lower die assembly are aligned and fixed by using an alignment assembly.
Preferably, the connecting ring comprises an outer ring and an inner ring arranged in the outer ring, wherein a central hole is formed in the middle of the inner ring, and the central hole is the same as the perforation hole diameter.
Based on the above characteristics: the connecting ring is composed of an outer ring and an inner ring, and when the guide post penetrates into the perforation, the guide post is guided by the central hole in the middle of the connecting ring.
Preferably, a gap is reserved between the outer ring and the inner ring, a positioning groove is formed in the inner wall of the outer ring, and first balls in an annular array shape are mounted in the positioning groove.
Based on the above characteristics: a gap is reserved between the outer ring and the inner ring, and a first ball is arranged between the reserved gap, so that the inner ring can movably rotate inside the outer ring.
Preferably, the limiting groove is formed in the outer wall of the inner ring, the annular array-shaped anti-drop holes are formed in the inner wall of the inner ring, and the second balls are movably connected inside the anti-drop holes.
Based on the above characteristics: the both sides of first ball are spacing at annular structure's constant head tank and spacing inslot portion, and the second ball then sets up inside the anticreep hole, and the maximum diameter of second ball is greater than the port bore in anticreep hole, makes the second ball can not break away from the anticreep hole, and when the guide pillar penetrated centre bore and centre bore, the outer wall of guide pillar will roll with the second ball to be connected, makes the outer wall of guide pillar can not with perforation and the inner wall direct contact of centre bore, avoids causing guide pillar, perforation and centre bore surface abrasion.
Preferably, a gasket is sleeved outside the riveting positioning core.
Based on the above characteristics: can play a role of buffering and isolation.
Preferably, the alignment assembly comprises a fixing plate and a connecting hole formed in the middle of the fixing plate, and a connecting rod is arranged on one side of the fixing plate.
Based on the above characteristics: the connecting rods are arranged at two, and are connected to one side of the fixing plate, and when the fixing plate is used, the upper die assembly and the lower die assembly can be aligned and fixed by the aid of the two connecting rods.
Preferably, the alignment plug is installed to one end of connecting rod, the one end fixed mounting that the connecting rod kept away from the alignment plug has the screw rod, the movable through-connection hole of screw rod, the one end threaded connection of screw rod has lock nut.
Based on the above characteristics: when the connecting rod is connected with the fixed plate, the screw rod at one end of the connecting rod can pass through the connecting hole, and the screw rod is locked and fixed by the locking nut, so that the screw rod cannot be separated from the connecting hole.
The beneficial effects of the utility model are as follows:
1. when the riveting die is used, firstly, the pressing piece is arranged in a hole in the bottom surface of the riveting punch seat, then the buffer spring is arranged on the pressing piece, then the upper die assembly is formed by locking a fastening screw, then the upper die assembly is arranged at the corresponding position of an upper platen of a press, then a guide post and a riveting positioning core are connected together and fixed on a base by screws to form a lower die assembly, then the lower die assembly is arranged at the corresponding position of a lower workbench of the press, and then the upper die assembly and the lower die assembly are aligned and fixed by using an alignment assembly, so that the riveting die skew phenomenon in the riveting process of the double-end-cover bearing can be eliminated by using the accurate positioning mode of the riveting positioning core.
2. The guide pillar is prevented from being in direct contact with the perforation, when the guide pillar penetrates into the central hole and the central hole, the outer wall of the guide pillar is in rolling connection with the second ball, so that the outer wall of the guide pillar cannot be in direct contact with the perforation and the inner wall of the central hole, and the surface abrasion of the guide pillar, the perforation and the central hole is prevented.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a riveting positioning structure of a double-end-cap bearing;
FIG. 2 is a split view of an alignment assembly of a double-end-cap bearing riveting positioning structure provided by the utility model;
FIG. 3 is a top view of a connecting ring of a double-end-cap bearing riveting positioning structure provided by the utility model;
fig. 4 is a schematic diagram of an inner ring structure of a riveting positioning structure of a double-end-cap bearing provided by the utility model.
In the figure: 1. riveting a punch seat; 11. perforating; 12. a connecting ring; 121. an outer ring; 1211. a positioning groove; 1212. a first ball; 122. an inner ring; 1221. a limit groove; 1222. an anti-drop hole; 1223. a second ball; 123. a central bore; 2. a base; 3. riveting and pressing a positioning core; 31. a gasket; 4. a guide post; 5. a pressing member; 6. a buffer spring; 7. tightening a screw; 8. an alignment assembly; 81. a fixing plate; 82. a connection hole; 83. a connecting rod; 831. aligning the plug; 832. a screw; 833. and (5) locking the nut.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Referring to fig. 1-4, the double-end-cover bearing riveting positioning structure provided by the utility model comprises a riveting punch holder 1 and a base 2, wherein the riveting punch holder 1 is positioned at the upper end of the base 2, a riveting positioning core 3 is arranged at the upper end of the base 2, a guide post 4 is arranged in the middle of the riveting positioning core 3, pressing pieces 5 are arranged at two sides of the upper end of the riveting positioning core 3, holes are formed at two sides of the lower end of the riveting punch holder 1, a buffer spring 6 and a binding screw 7 are arranged on the pressing pieces 5, and an alignment component 8 is arranged at one side of the riveting punch holder 1 and one side of the riveting positioning core 3;
a through hole 11 is formed in the middle of the riveting punch seat 1, and a connecting ring 12 is arranged at the inner bottom end of the through hole 11.
When in riveting use, firstly, the pressing piece 5 is arranged in a hole on the bottom surface of the riveting punch seat 1, then the buffer spring 6 is arranged on the pressing piece 5, then the upper die assembly is formed by locking by the fastening screw 7, then the upper die assembly is arranged at the corresponding position of the upper platen of the press, then the guide post 4 and the riveting positioning core 3 are connected together and fixed on the base 2 by the screw to form the lower die assembly, then the lower die assembly is arranged at the corresponding position of the lower working table of the press, and then the lower die is aligned and fixed by the alignment assembly 8.
Further, the connecting ring 12 includes an outer ring 121 and an inner ring 122 mounted inside the outer ring 121, and a central hole 123 is formed in the middle of the inner ring 122, and the central hole 123 has the same aperture as the through hole 11.
The connecting ring 12 is composed of an outer ring 121 and an inner ring 122, and when the guide post 4 penetrates into the through hole 11, the guide post is guided by a central hole 123 in the middle of the connecting ring 12.
Further, a gap is left between the outer ring 121 and the inner ring 122, a positioning groove 1211 is formed in the inner wall of the outer ring 121, and a first ball 1212 in an annular array shape is installed in the positioning groove 1211.
A gap is left between the outer ring 121 and the inner ring 122, and a first ball 1212 is provided between the left gap, so that the inner ring 122 can movably rotate inside the outer ring 121.
Further, the outer wall of the inner ring 122 is provided with a limiting groove 1221, the inner wall of the inner ring 122 is provided with an annular array-shaped anti-drop hole 1222, and a second ball 1223 is movably connected inside the anti-drop hole 1222.
The two sides of the first ball 1212 are limited in the positioning groove 1211 and the limiting groove 1221 of the annular structure, the second ball 1223 is arranged in the anti-drop hole 1222, the maximum diameter of the second ball 1223 is larger than the port caliber of the anti-drop hole 1222, so that the second ball 1223 cannot be separated from the anti-drop hole 1222, when the guide post 4 penetrates into the central hole 123 and the central hole 123, the outer wall of the guide post 4 is in rolling connection with the second ball 1223, so that the outer wall of the guide post 4 cannot be in direct contact with the inner walls of the through holes 11 and the central hole 123, and surface abrasion of the guide post 4, the through holes 11 and the central hole 123 is avoided.
Further, a washer 31 is sleeved outside the riveting positioning core 3.
Can play a role of buffering and isolation.
Further, the alignment assembly 8 includes a fixing plate 81 and a connecting hole 82 formed in the middle of the fixing plate 81, and a connecting rod 83 is disposed on one side of the fixing plate 81.
The two connecting rods 83 are arranged and connected to one side of the fixing plate 81, and when the lower die is used, the upper die assembly and the lower die assembly can be aligned and fixed by the two connecting rods 83.
Further, an alignment plug 831 is installed at one end of the connecting rod 83, a screw 832 is fixedly installed at one end of the connecting rod 83 far away from the alignment plug 831, the screw 832 movably penetrates through the connecting hole 82, and a locking nut 833 is connected to one end of the screw 832 in a threaded manner.
When the connecting rod 83 is aligned by the alignment plug 831 at one end and the connecting rod 83 is connected with the fixing plate 81, the screw 832 at one end of the connecting rod 83 can pass through the connecting hole 82, and the screw 832 is locked and fixed by the lock nut 833, so that the screw 832 cannot be separated from the connecting hole 82.
The application process of the utility model is as follows: when in riveting use, firstly, the pressing piece 5 is arranged in a hole on the bottom surface of the riveting punch seat 1, then the buffer spring 6 is arranged on the pressing piece 5, then the upper die assembly is formed by locking by the fastening screw 7, then the upper die assembly is arranged at the corresponding position of the upper platen of the press, then the guide post 4 and the riveting positioning core 3 are connected together and fixed on the base 2 by the screw to form the lower die assembly, then the lower die assembly is arranged at the corresponding position of the lower working table of the press, so that the guide post 4 can penetrate into the through hole 11 in the middle of the riveting punch seat 1, then the upper die assembly and the lower die assembly are aligned and fixed by the alignment assembly 8, the alignment assembly 8 is removed after all the parts are ready before the operation is started, and the upper and lower workpieces are removed according to the working frequency of the press, and each stroke of the press is completed at the moment.
The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.
Claims (7)
1. The utility model provides a bi-polar lid bearing riveting location structure, includes riveting drift seat (1) and base (2), riveting drift seat (1) are located the upper end of base (2), its characterized in that: the riveting positioning core (3) is arranged at the upper end of the base (2), the guide pillar (4) is arranged in the middle of the riveting positioning core (3), the pressing pieces (5) are arranged at two sides of the upper end of the riveting positioning core (3), holes are formed in two sides of the lower end of the riveting punch seat (1), the buffer spring (6) and the fastening screw (7) are arranged on the pressing pieces (5), and the aligning components (8) are arranged on one sides of the riveting punch seat (1) and one side of the riveting positioning core (3);
the middle of the riveting punch seat (1) is provided with a perforation (11), and the inner bottom end of the perforation (11) is provided with a connecting ring (12).
2. The double-ended bearing riveting positioning structure as defined in claim 1, wherein: the connecting ring (12) comprises an outer ring (121) and an inner ring (122) arranged in the outer ring (121), a central hole (123) is formed in the middle of the inner ring (122), and the aperture of the central hole (123) is the same as that of the perforation (11).
3. The double-ended bearing riveting positioning structure as defined in claim 2, wherein: a gap is reserved between the outer ring (121) and the inner ring (122), a positioning groove (1211) is formed in the inner wall of the outer ring (121), and first balls (1212) in an annular array shape are arranged in the positioning groove (1211).
4. The double-ended bearing riveting positioning structure as defined in claim 2, wherein: limiting grooves (1221) are formed in the outer wall of the inner ring (122), annular array-shaped anti-falling holes (1222) are formed in the inner wall of the inner ring (122), and second balls (1223) are movably connected inside the anti-falling holes (1222).
5. The double-ended bearing riveting positioning structure as defined in claim 1, wherein: and a gasket (31) is sleeved outside the riveting positioning core (3).
6. The double-ended bearing riveting positioning structure as defined in claim 1, wherein: the alignment assembly (8) comprises a fixing plate (81) and a connecting hole (82) formed in the middle of the fixing plate (81), and a connecting rod (83) is arranged on one side of the fixing plate (81).
7. The double-ended bearing staking location structure of claim 6, wherein: the utility model discloses a plug, including connecting rod (832), connecting rod (83) one end is installed and is aimed at plug (831), connecting rod (83) one end fixed mounting who keeps away from to aim at plug (831) has screw rod (832), screw rod (832) activity through-connection hole (82), one end threaded connection of screw rod (832) has lock nut (833).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321730617.XU CN220782001U (en) | 2023-07-04 | 2023-07-04 | Riveting positioning structure of double-end-cover bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321730617.XU CN220782001U (en) | 2023-07-04 | 2023-07-04 | Riveting positioning structure of double-end-cover bearing |
Publications (1)
Publication Number | Publication Date |
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CN220782001U true CN220782001U (en) | 2024-04-16 |
Family
ID=90634028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321730617.XU Active CN220782001U (en) | 2023-07-04 | 2023-07-04 | Riveting positioning structure of double-end-cover bearing |
Country Status (1)
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CN (1) | CN220782001U (en) |
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2023
- 2023-07-04 CN CN202321730617.XU patent/CN220782001U/en active Active
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