CN117862400A - Auxiliary fixture for riveting retainer - Google Patents
Auxiliary fixture for riveting retainer Download PDFInfo
- Publication number
- CN117862400A CN117862400A CN202311843926.2A CN202311843926A CN117862400A CN 117862400 A CN117862400 A CN 117862400A CN 202311843926 A CN202311843926 A CN 202311843926A CN 117862400 A CN117862400 A CN 117862400A
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- Prior art keywords
- base
- retainer
- connecting plate
- clamping
- connecting rod
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- 239000004677 Nylon Substances 0.000 claims description 16
- 229920001778 nylon Polymers 0.000 claims description 16
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention relates to a retainer riveting auxiliary tool, which is applied to a riveting process of a large-scale turning entity retainer, and belongs to the field of bearing production processing application equipment, and comprises the following steps: the base, the pulley block and the clamping table are arranged from bottom to top; the clamping table is positioned on the pulley block, and the pulley block is arranged at the upper end of the base; the retainer is clamped on the upper surface of the clamping table; clamping the retainer at a required position through a connecting rod lifting mechanism and a pulley block capable of horizontally moving in the base for auxiliary riveting; the tool is reasonable in design, simple in structure and convenient to process, is used for assisting in manually rotating the retainer in the riveting process, and can assist in follow-up riveting work after one-time clamping, so that the labor intensity of workers is reduced, and the working efficiency of the riveting working procedure of the retainer is improved.
Description
Technical Field
The invention relates to a retainer riveting auxiliary tool, which is applied to a riveting process of a large-scale turning entity retainer, and belongs to the field of bearing production processing application equipment.
Background
Bearings are an important component in contemporary mechanical devices. Its main function is to support the mechanical rotator, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy. The working principle of the bearing is that rolling friction is used for replacing sliding friction, and the bearing is a mechanical base piece which is formed by a bearing ring (namely an inner ring and an outer ring), a rolling body and a retainer and has strong universality and high standardization and serialization degree. Cage, i.e. bearing cage, also called bearing cage, refers to a bearing part that partly encloses all or part of the rolling elements and moves therewith to isolate the rolling elements, typically also to guide and retain the rolling elements in the bearing.
In the prior art, when a large-scale car system bearing retainer is installed, an upper frame and a lower frame are riveted and connected by a riveting process, and the retainer is circular in most, so that the retainer needs to be manually pushed and rotated when the existing retainer performs riveting work.
Disclosure of Invention
In view of the problems of the prior art, the invention aims to provide the auxiliary fixture for riveting the retainer, which has reasonable design, simple structure and convenient processing, is used for assisting the riveting process, can assist the follow-up riveting work after one clamping, reduces the labor intensity of workers and improves the working efficiency of the hot riveting process.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: cage riveting auxiliary fixtures includes: the base, the pulley block and the clamping table are arranged from bottom to top; the clamping table is positioned on the pulley block, and the pulley block is arranged at the upper end of the base; the retainer is clamped on the upper surface of the clamping table; clamping the retainer at a required position through a connecting rod lifting mechanism and a pulley block capable of horizontally moving in the base for auxiliary riveting;
further, the base includes: the device comprises a base connecting plate, a middle connecting plate, a connecting rod lifting mechanism, two jacking posts, four guide flange shafts and a lifting plate; guide flange shafts are arranged around the base connecting plate and the middle connecting plate, the connecting rod lifting mechanism is arranged at the center position on the base connecting plate, and two jacking columns are arranged at the opposite positions on the base connecting plate; the lifting plate is fixedly connected with four guide flange shafts, and the lifting plate is fixedly provided with a lifting adjusting shaft matched with the jacking column; the lifting adjusting shaft is matched with a lifting adjusting nut;
furthermore, four feet which can be adjusted in height and are used for damping and buffering are arranged at the lower part of the base connecting plate, and upright posts which support the base and play a role in guiding are connected to the feet; the upright post is locked on the base connecting plate by a round nut; the upright post is matched with the guide flange shaft above the base connecting plate;
furthermore, the lifting of the base is realized through the connecting rod lifting mechanism, so that the processing height requirement is met; the connecting rod elevating system include: the connecting rod mechanism base is connected to the base connecting plate, two connecting rod mechanism bases and lower hinge pins of the lower groove-shaped connecting rod are arranged on the connecting rod mechanism base, the other end of the lower groove-shaped connecting rod connected with the lower hinge pins is connected with a hinge nut penetrating through the driving screw rod and connected with the upper groove-shaped connecting rod, driving threads with opposite rotation directions, limiting shaft shoulders and polygonal shaft sections for assisting in rotation are arranged at two ends of the driving screw rod penetrated by the hinge nut, the other end of the upper groove-shaped connecting rod connected with the hinge nut is connected with the upper hinge pins, the upper hinge pins are connected and fixed with top groove-shaped connecting rods of the two upper hinge pins, and the top groove-shaped connecting rod supports the middle connecting plate;
furthermore, the pulley block can realize horizontal rotation and unidirectional translation and achieve a proper position for positioning; the pulley block comprises: the lower annular rail is arranged on a middle connecting plate of the base, six universal wheels capable of being braked and positioned are arranged on the annular rail, a wheel set connecting plate is connected to the universal wheels, four hanging wheel sets are fixed on the wheel set connecting plate, a limiting pin seat is fixed on the wheel set connecting plate, a spring and a limiting spanner are matched in the limiting pin seat, and four groups of hanging rails are also fixed on the wheel set connecting plate;
further, the clamping table is matched with the pulley block, the hanging wheel set is matched with the hanging rail, the hanging rail is connected with a clamping plate, the clamping plate is connected with a nylon plate, a screw rod fixing seat and two side screw rod fixing seats are fixed below the clamping plate, a bearing set is matched in the screw rod fixing seat, the bearing set supports the clamping screw rod, driving threads with opposite rotation directions, limited shoulders and polygonal shaft sections for assisting rotation are arranged at two ends of the clamping screw rod, the clamping screw rod is matched with two clamping nut seats, an axle position screw and a side jacking block are connected to the clamping nut seat, the axle position screw is used for fixing the side jacking block on the clamping nut seat and is arranged on the nylon plate, a notch matched with the axle position screw is formed in the clamping plate, a positive jacking block is arranged on the nylon plate and is fixed with a T-shaped nut through a bolt, two notches are formed in the nylon plate matched with the bolt and the T-shaped nut, and a T-shaped groove is formed in the clamping plate;
furthermore, a rotary handle is fixed on the periphery of the clamping plate, and a positioning hole matched with a limit spanner is formed in the clamping plate.
The base connecting plate in the structure can also be arranged as a base connecting frame with a similar structure, and the middle connecting plate can also be arranged as a similar middle connecting frame.
The retainer riveting auxiliary tool adopting the structure is faced with retainers with different thicknesses, the height of the base needs to be adjusted, the driving screw rod of the bottom connecting rod lifting mechanism needs to be twisted at the moment, the torsion is stopped after the proper height is reached, and lifting adjusting nuts on lifting adjusting shafts at two ends in the base are adjusted to enable the lifting adjusting nuts to be clung to the jacking posts.
The horizontal rotating universal wheel sets are firstly ensured to be in a locking state to face the retainers with different diameters, and the horizontally moving pulley blocks extend out and are fixed; the positive jacking block is adjusted to be fixed at a proper position, so that the retainer is placed on the clamping table in the correct direction and abuts against the positive jacking block, and the clamping screw rod is adjusted to clamp the retainer; at the moment, the pulley block which moves horizontally is released to be pushed to a proper position and locked, and the universal wheel set which rotates horizontally is released from being locked, so that the rotary retainer can start riveting operation.
The beneficial effects of the invention are as follows:
the tool is reasonable in design, simple in structure and convenient to process, is used for assisting in manually rotating the retainer in the riveting process, and can assist in follow-up riveting work after one-time clamping, so that the labor intensity of workers is reduced, and the working efficiency of the riveting working procedure of the retainer is improved.
Drawings
FIG. 1 is a schematic structural view of a retainer riveting auxiliary tool of the invention;
FIG. 2 is a front view of the structure of the auxiliary riveting tool for the retainer of the present invention;
FIG. 3 is a left side view of the structure of the auxiliary tool for riveting the retainer of the present invention;
FIG. 4 is a schematic structural view of the pulley block in FIG. 1;
FIG. 5 is a schematic view of the clamping table of FIG. 1;
FIG. 6 is a partial structural cross-sectional view of the clamping table;
fig. 7 is a schematic view of the structure of the bottom surface of the clamping table.
In the figure, 1, a base connecting plate, 2, a stand column, 3, a round nut, 4, a guide flange shaft, 8, a lifting adjusting shaft, 9, a top column, 10, a lifting adjusting nut, 11, a ground pin, 12, a middle connecting plate, 15, a T-shaped nut, 16, a clamping plate, 17, a positive top block, 18, a nylon plate, 19, a clamping screw rod, 20, a side top block, 21, a clamping nut seat, 26, a screw rod fixing seat, 27, a side screw rod fixing seat, 28, a rotating handle, 29, a hanging rail, 30, a universal wheel, 31, an annular rail, 32, a hanging wheel set, 33, a wheel set connecting plate, 36, a limiting spanner, 37, a limiting pin seat, 39, a connecting rod lifting mechanism base, 40, a lower hinge pin, 41, a lower groove connecting rod, 42, a driving screw rod, 43, an upper groove connecting rod, 44, a hinge nut, 45, an upper hinge pin, 46 and a top groove connecting rod.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
The retainer riveting auxiliary tool as shown in fig. 1-7 comprises: the base, the pulley block and the clamping table are arranged from bottom to top; the clamping table is positioned on the pulley block, and the retainer is clamped on the upper surface of the clamping table; clamping the retainer at a required position through a connecting rod lifting mechanism and a pulley block capable of horizontally moving in the base for auxiliary riveting;
the base includes: the device comprises a base connecting plate 1, a middle connecting plate 12, a connecting rod lifting mechanism, two jacking posts 9, four guide flange shafts 4 and a lifting plate; guide flange shafts 4 are arranged around the base connecting plate 1 and the middle connecting plate 12, the connecting rod lifting mechanism is arranged at the center position on the base connecting plate 1, and two jacking posts 9 are arranged at the opposite positions on the base connecting plate 1; the guide flange shafts 4 are connected with lifting plates for fixing the four guide flange shafts 4, and lifting adjusting shafts 8 matched with the jacking columns 9 are fixed on the lifting plates; the lifting adjusting shaft 8 is matched with a lifting adjusting nut 10;
four feet 11 with adjustable height and shock absorption and buffering function are arranged at the lower part of the base connecting plate 1, and upright posts 2 which support the base and play a guiding function are connected to the feet 11; the upright post 2 is locked on the base connecting plate 1 by a round nut 3; the upright post 2 is matched with a guide flange shaft 4 above the base connecting plate 1;
the lifting of the base is realized through the connecting rod lifting mechanism, so that the processing height requirement is met; the connecting rod elevating system include: the connecting rod mechanism base 39 is connected to the base connecting plate 1, the connecting rod mechanism base 39 is provided with two lower hinge pins 40 for connecting the connecting rod mechanism base 39 and the lower groove-shaped connecting rod 41, the other end of the lower groove-shaped connecting rod 41 connected with the lower hinge pin 40 is connected with a hinge nut 44 penetrating through a driving screw rod 42 and connecting with an upper groove-shaped connecting rod 43, opposite driving threads, limiting shoulders and polygonal shaft sections for assisting rotation exist at two ends of the driving screw rod 42 penetrated by the hinge nut 44, the other end of the upper groove-shaped connecting rod 43 connected with the hinge nut 44 is connected with an upper hinge pin 45, the upper hinge pin 45 is connected with and fixed with top groove-shaped connecting rods 46 of the two upper hinge pins 45, and the top groove-shaped connecting rods 46 support the middle connecting plate 12;
the pulley block can realize horizontal rotation and unidirectional translation and achieve a proper position for positioning; the pulley block comprises: the lowest annular rail 31, the annular rail 31 is mounted on the middle connecting plate 12 of the base, six universal wheels 30 capable of being braked and positioned are arranged on the annular rail 31, a wheel set connecting plate 33 is connected to the universal wheels 30, four hanging wheel sets 32 are fixed on the wheel set connecting plate 33, a limiting pin seat 37 is fixed on the wheel set connecting plate 33, a spring and a limiting spanner 36 are matched in the limiting pin seat 37, and four groups of hanging rails 29 are also fixed on the wheel set connecting plate 33;
the clamping table is matched with the pulley block, the hanging wheel set 32 is matched with the hanging rail 29, the hanging rail 29 is connected with the clamping plate 16, the clamping plate 16 is connected with the nylon plate 18, a screw rod fixing seat 26 and two side screw rod fixing seats 27 are fixed below the clamping plate 16, a bearing set is matched in the screw rod fixing seat 26, the bearing set supports the clamping screw rod 19, driving threads with opposite rotation directions, limiting shoulders and polygonal shaft sections for assisting rotation are arranged at two ends of the clamping screw rod 19, the clamping screw rod 19 is matched with two clamping nut seats 21, the clamping nut seats 21 are connected with shaft position screws and side jacking blocks 20, the shaft position screws fix the side jacking blocks 20 on the clamping nut seats 21 and are arranged on the nylon plate 18, the clamping plate 16 and the nylon plate 18 are provided with notches matched with the shaft position screws, the nylon plate 18 is provided with a positive jacking block 17, the positive jacking block 17 is fixed by bolts and T-shaped nuts 15, and the clamping plate and the T-shaped plate 18 are matched with the nylon plate 18 provided with two notches, and the nylon plate 16 is provided with notches;
the periphery of the clamping plate 16 is also fixed with a rotary handle 28, and the clamping plate 16 is also provided with a positioning hole matched with a limit spanner 36.
When the tool with the structure is used, the clamping table is ensured to be kept horizontal, and the four feet 11 are contacted with the ground simultaneously, so that the aim can be achieved by adjusting the feet 11;
the heights of the bases need to be adjusted when facing the retainers with different thicknesses, at the moment, the driving screw rod 42 of the bottom connecting rod lifting mechanism needs to be twisted, the twisting is stopped after the driving screw rod reaches the proper height, and the lifting adjusting nuts 10 on the lifting adjusting shafts 8 at the two ends are adjusted to enable the lifting adjusting nuts 10 to be clung to the jacking posts 9;
the horizontal rotating universal wheel sets are firstly ensured to be in a locking state to face the retainers with different diameters, and the horizontally moving pulley blocks extend out and are fixed; the positive jacking block 17 is adjusted to be fixed at a proper position, so that the retainer is placed on the clamping table in the correct direction and abuts against the positive jacking block 17, and the clamping screw rod 19 is adjusted to clamp the retainer; at the moment, the pulley block which moves horizontally is released to be pushed to a proper position and locked, and the universal wheel set which rotates horizontally is released from being locked, so that the rotary retainer can start riveting operation;
after the operation is completed, the horizontal rotating universal wheel set is locked, the horizontal moving pulley block is loosened, the pulley block is pushed to the locking position after the station is placed, the clamping screw rod 19 is adjusted to loosen the retainer, and the retainer can be taken away to wait for the next clamping.
Claims (8)
1. Retainer riveting auxiliary fixtures, its characterized in that includes: the base, the pulley block and the clamping table are arranged from bottom to top; the clamping table is positioned on the pulley block, and the pulley block is arranged at the upper end of the base; the retainer is clamped on the upper surface of the clamping table.
2. The retainer riveting aid as claimed in claim 1, wherein: the base includes: the device comprises a base connecting plate, a middle connecting plate, a connecting rod lifting mechanism, two jacking posts, four guide flange shafts and a lifting plate; guide flange shafts are arranged around the base connecting plate and the middle connecting plate, the connecting rod lifting mechanism is arranged at the center position on the base connecting plate, and two jacking columns are arranged at the opposite positions on the base connecting plate; the lifting plate is fixedly connected with four guide flange shafts, and the lifting plate is fixedly provided with a lifting adjusting shaft matched with the jacking column; the lifting adjusting shaft is matched with a lifting adjusting nut.
3. The retainer riveting aid of claim 2, wherein: four feet which can be adjusted in height and are used for damping and buffering are arranged at the lower part of the base connecting plate, and upright posts for supporting the base are connected to the feet; the upright post is locked on the base connecting plate by a round nut; the stand is arranged in a matched mode with the guide flange shaft above the base connecting plate.
4. The retainer riveting aid of claim 2, wherein: the connecting rod elevating system include: the connecting rod mechanism comprises a connecting rod mechanism base connected to a base connecting plate, wherein two connecting rod mechanism bases and lower hinge pins of a lower groove-shaped connecting rod are arranged on the connecting rod mechanism base, one hinge nut penetrating through a driving screw rod and connected with an upper groove-shaped connecting rod is connected to the other end of the lower groove-shaped connecting rod connected with the lower hinge pins, driving threads with opposite rotation directions, limiting shaft shoulders and polygonal shaft sections for assisting rotation are arranged at two ends of the driving screw rod penetrated by the hinge nut, the other end of the upper groove-shaped connecting rod connected with the hinge pins are connected with upper hinge pins, the upper hinge pins are connected with and fixed with top groove-shaped connecting rods of the two upper hinge pins, and the top groove-shaped connecting rod supports a middle connecting plate.
5. The retainer riveting aid of claim 2, wherein: the pulley block comprises: the lower annular rail is arranged on the middle connecting plate of the base, six universal wheels capable of being braked and positioned are arranged on the annular rail, a wheel set connecting plate is connected to the universal wheels, four hanging wheel sets are fixed on the wheel set connecting plate, a limiting pin seat is fixed on the wheel set connecting plate, a spring and a limiting spanner are matched in the limiting pin seat, and four groups of hanging rails are further fixed on the wheel set connecting plate.
6. The retainer riveting aid of claim 2, wherein: clamping platform and assembly pulley cooperation set up, hanging wheel wheelset cooperation has the hanging rail, the hookup has the dress splint on the hanging rail, the hookup has the nylon board on the dress splint, be fixed with a lead screw fixing base and two side lead screw fixing bases under the dress splint, the cooperation has the bearing group in the lead screw fixing base, the bearing group supports clamping lead screw, there are drive screw, spacing shoulder, the polygonal shaft section that is used for assisting pivoted at clamping lead screw both ends, two dress clamp nut seats of clamping lead screw cooperation, the hookup has axle position screw and side kicking block on the dress nut seat, the axle position screw is fixed in above-mentioned clamping nut seat and is arranged on the nylon board with the side kicking block, dress splint and nylon board are opened the cooperation axle position screw's notch, arrange the positive kicking block on the nylon board, the positive kicking block is fixed by bolt and T type nut, it has two notches to open on bolt and the T type nut nylon board to cooperate, it has T type groove to open on the dress splint.
7. The retainer riveting aid as claimed in claim 5, wherein: the clamping plate is also fixed with a rotary handle around, and the clamping plate is also provided with a positioning hole matched with a limit spanner.
8. The retainer riveting aid tool as claimed in any one of claims 1-7, wherein: the heights of the bases need to be adjusted when facing the retainers with different thicknesses, at the moment, the driving screw rod of the bottom connecting rod lifting mechanism needs to be twisted, the twisting is stopped after the driving screw rod reaches the proper height, and lifting adjusting nuts on lifting adjusting shafts at two ends in the bases are adjusted to enable the lifting adjusting nuts to be clung to the jacking columns;
the horizontal rotating universal wheel sets are firstly ensured to be in a locking state to face the retainers with different diameters, and the horizontally moving pulley blocks extend out and are fixed; the positive jacking block is adjusted to be fixed at a proper position, so that the retainer is placed on the clamping table in the correct direction and abuts against the positive jacking block, and the clamping screw rod is adjusted to clamp the retainer; at the moment, the pulley block which moves horizontally is released to be pushed to a proper position and locked, and the universal wheel set which rotates horizontally is released from being locked, so that the rotary retainer can start riveting operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311843926.2A CN117862400A (en) | 2023-12-29 | 2023-12-29 | Auxiliary fixture for riveting retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311843926.2A CN117862400A (en) | 2023-12-29 | 2023-12-29 | Auxiliary fixture for riveting retainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117862400A true CN117862400A (en) | 2024-04-12 |
Family
ID=90583942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311843926.2A Pending CN117862400A (en) | 2023-12-29 | 2023-12-29 | Auxiliary fixture for riveting retainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117862400A (en) |
-
2023
- 2023-12-29 CN CN202311843926.2A patent/CN117862400A/en active Pending
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