Mechanical riveting auxiliary positioning mechanism
The riveting device driven by a hydraulic cylinder and a servo motor solves the problem of inconvenient positioning when facing different riveted parts with inconsistent surface shapes. It realizes automatic adaptive clamping and positioning, and improves the convenience of use.
Patent Information
- Application Number
- CN202422997616.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-05
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-12-05
AI Technical Summary
When the existing riveting device faces different riveted parts with inconsistent curved surface shapes, the limiting method requires manual downward pressure, and the contact area between the column and the curved surface is small, which makes it inconvenient to use.
A hydraulic cylinder is used to drive the top plate to limit the position of the riveted parts, and the servo motor and screw system are combined with the clamping module to achieve automatic adjustment of the clamping to adapt to riveted parts of different shapes. The rubber plug and spring are used to achieve synchronous movement and reset of the clamping rod.
It realizes automatic adaptation, clamping and limiting of riveted parts of different shapes, improves the convenience and applicability of the device, and reduces the need for manual adjustment.
Smart Images
Figure CN223454975U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to auxiliary positioning technical field, concretely is a kind of mechanical riveting auxiliary positioning mechanism. BACKGROUND
[0002] Riveting raw material positioning auxiliary structure is a kind of device specially used to assist worker to process sheet metal riveting raw material, and the existing device has certain drawbacks, such as the sheet metal riveting raw material positioning auxiliary table of the announcement number CN220347037U, including workbench, support and limiting device, support is fixedly connected with the lower surface of workbench, limiting device is set on the surface of workbench, limiting device includes jack, jack is opened on the surface of workbench, jack is located above support, the surface of jack is slidably connected with positioning rod, positioning rod is located above support;
[0003] The above device can avoid the need for workers to spend a lot of time positioning materials, but different riveting parts have inconsistent curved surface forms, the above device limits it by multiple columns, this limiting method uses the height difference between multiple columns by stretching the tension spring when using, this method needs to manually provide down pressure, otherwise the height difference cannot exist, and the column and curved surface contact surface are small, so that the device is inconvenient to use. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of mechanical riveting auxiliary positioning mechanism to solve the problems raised in the above background.
[0005] To achieve the above object, the utility model provides the following technical scheme:
[0006] A kind of mechanical riveting auxiliary positioning mechanism, including the installation frame that is engaged in connection on the upper surface of riveting machine main body, the upper surface of the installation frame is fixedly connected with hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with top plate, the upper surface of the top plate is provided with through-hole, the upper surface of the installation frame is threadedly connected with limiting post, the rear surface of the installation frame is fixedly connected with mounting plate;
[0007] The lower surface of the installation frame is provided with gas delivery module, the upper surface of the installation frame is provided with clamping module, the outer surface of the clamping module is provided with fixed plate;
[0008] The gas delivery module includes air cylinder, extrusion rod and connecting plate, air cylinder is fixedly connected to the lower surface of installation frame, extrusion rod is embedded and movably connected to the rear surface of air cylinder, the front end of the extrusion rod is fixedly connected with piston, connecting plate is fixedly connected to the rear end of extrusion rod, for connecting two extrusion rods.
[0009] Further in, the front surface of the mounting frame is threadedly connected with a mounting knob, and the mounting frame is detachably connected with the riveting press body through the mounting knob.
[0010] Further in, the gas conveying module further comprises a gas conveying pipe and a connecting pipe, the gas conveying pipe is fixedly connected with the rear surface of the air cylinder, the gas conveying pipe and the cavity inside the mounting frame are connected in a conductive mode, the connecting pipe is fixedly connected with the upper surface of the mounting frame, and one end of the connecting pipe is detachably connected with a gas pipe joint.
[0011] Further in, the clamping module comprises a connecting barrel, a limiting barrel and a clamping rod, the limiting barrel is embeddedly connected with the side surface of the mounting frame, the connecting barrel is threadedly connected with the outer surface of the limiting barrel, the gas pipe joint is connected with the connecting barrel, the clamping rod is embeddedly and movably connected with the side surface of the limiting barrel, one end of the clamping rod is fixedly connected with a rubber plug, and the outer surface of the clamping rod is nested with a spring.
[0012] Further in, the other end of the clamping rod is nested with a fixing plate, the outer surface of the fixing plate is hingedly connected with a turnover plate, and the hinge position of the fixing plate and the turnover plate is threadedly connected with a nut.
[0013] Further in, the rear surface of the mounting frame is fixedly connected with a mounting plate, the rear surface of the mounting plate is fixedly connected with a servo motor, the inner surface of the mounting plate is rotatably connected with a lead screw, and the output end of the servo motor is fixedly connected with the lead screw.
[0014] Further in, the lead screw and the connecting plate are threadedly connected.
[0015] Compared with the prior art, the utility model has the advantages that:
[0016] 1. The rubber plug inside the limiting barrel drives the clamping rod to move, the clamping rod cooperates with the fixing plate to clamp the riveting piece, the plurality of clamping rods move synchronously, the position of the clamping rod does not need to be manually adjusted, after the connecting plate resets, the spring extrudes the rubber plug, drives the clamping rod to reset, adjusts the angle between the fixing plate and the turnover plate, the angle adjustment is completed, rotates the nut at the fixing plate connecting shaft position, can make the nut extrude the turnover plate, increases the friction resistance between the turnover plate and the connecting shaft, thereby making the fixing plate and the turnover plate and the curved surface of the riveting piece in different forms adapt to each other.
[0017] 2. The limiting column limits one end of the riveting piece, the hydraulic cylinder is started, the output end of the hydraulic cylinder drives the top plate to rise, and the riveting piece after riveting can be ejected. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a structure schematic diagram of the utility model;
[0019] Figure 2It is the whole structure schematic diagram of the utility model;
[0020] Figure 3 It is the gas module structure schematic diagram of the utility model;
[0021] Figure 4 It is the clamping module structure schematic diagram of the utility model.
[0022] In the figure: 1, riveting press main body;2, installation frame;201, installation knob;3, gas module;301, air cylinder;302, extrusion rod;303, connecting plate;304, piston;305, gas pipe;306, connecting pipe;307, gas pipe joint;4, clamping module;401, connecting cylinder;402, limit cylinder;403, clamping rod;404, rubber plug;405, spring;5, fixed plate;501, turnover plate;502, nut;6, mounting plate;601, screw;602, servo motor;7, hydraulic cylinder;701, top plate;702, limit column. Specific embodiments
[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0024] Please refer to Figures 1-4 In the embodiments of the utility model, a mechanical riveting auxiliary positioning mechanism comprises an installation frame 2 clamped and connected to the upper surface of a riveting press main body 1, a hydraulic cylinder 7 fixedly connected to the upper surface of the installation frame 2, a top plate 701 fixedly connected to the output end of the hydraulic cylinder 7, a through hole formed in the upper surface of the top plate 701, a limit column 702 threadedly connected to the upper surface of the installation frame 2, and a mounting plate 6 fixedly connected to the rear surface of the installation frame 2.
[0025] The lower surface of the installation frame 2 is provided with a gas module 3, the upper surface of the installation frame 2 is provided with a clamping module 4, and the outer surface of the clamping module 4 is provided with a fixed plate 5.
[0026] The gas module 3 comprises an air cylinder 301, an extrusion rod 302 and a connecting plate 303, the air cylinder 301 is fixedly connected to the lower surface of the installation frame 2, the extrusion rod 302 is embedded and movably connected to the rear surface of the air cylinder 301, the front end of the extrusion rod 302 is fixedly connected with a piston 304, and the connecting plate 303 is fixedly connected to the rear end of the extrusion rod 302 for connecting two extrusion rods 302.
[0027] Specifically, in use, the mounting frame 2 is mounted on the riveting machine body 1, and the riveting part is riveted by the hydraulic rod on the riveting machine body 1, and the servo motor 602 is started when the riveting part is fixed. The servo motor 602 drives the air supply module 3 to supply air to the clamping module 4, so that the clamping module 4 cooperates with the fixed plate 5 to fix the riveting part, and the clamping module 4 cooperates with the fixed plate 5 and can be applied to riveting parts of different shapes, improving the adaptability of the device, and the limiting column 702 limits one end of the riveting part. The hydraulic cylinder 7 is started, and the output end of the hydraulic cylinder 7 drives the top plate 701 to rise, which can eject the riveting part after riveting.
[0028] Embodiment one
[0029] As shown in Figures 1-4 , the front surface of the mounting frame 2 is threadedly connected with the mounting knob 201, and the mounting frame 2 is detachably connected with the riveting machine body 1 through the mounting knob 201.
[0030] In this embodiment, the mounting knob 201 is manually rotated, the output end of the mounting knob 201 is in contact with the riveting machine body 1, that is, the mounting frame 2 is clamped on the outer surface of the riveting machine body 1, and the connection between the mounting frame 2 and the riveting machine body 1 is completed.
[0031] Embodiment two
[0032] On the basis of embodiment one, in order to make up for the problem of not being convenient to apply to different riveting part curved shapes in embodiment one.
[0033] As shown in Figures 1-4 , the air supply module 3 further includes an air supply pipe 305 and a connecting pipe 306, the air supply pipe 305 is fixedly connected to the rear surface of the air cylinder 301, the air supply pipe 305 is connected and conducted with the cavity in the mounting frame 2, the connecting pipe 306 is fixedly connected to the upper surface of the mounting frame 2, one end of the connecting pipe 306 is detachably connected with an air pipe joint 307, the clamping module 4 includes a connecting cylinder 401, a limiting cylinder 402 and a clamping rod 403, the limiting cylinder 402 is embeddedly connected to the side surface of the mounting frame 2, the connecting cylinder 401 is threadedly connected to the outer surface of the limiting cylinder 402, the air pipe joint 307 is connected with the connecting cylinder 401, the clamping rod 403 is embeddedly movably connected to the side surface of the limiting cylinder 402, one end of the clamping rod 403 is fixedly connected with a rubber plug 404, the outer surface of the clamping rod 403 is nestedly connected with a spring 405, and the lead screw 601 is threadedly connected with the connecting plate 303.
[0034] In the embodiment, when the lead screw 601 drives the connecting plate 303 to move, the connecting plate 303 cooperates with the extrusion rod 302 and the piston 304 to extrude the space inside the air cylinder 301, so that the air inside the air cylinder 301 cooperates with the air pipe 305 to enter the cavity inside the mounting frame 2, and then enters the limiting cylinder 402 through the connecting pipe 306 and the air pipe joint 307, so that the rubber plug 404 inside the limiting cylinder 402 drives the clamping rod 403 to move, and the clamping rod 403 cooperates with the fixed plate 5 to clamp the riveting part, so that a plurality of clamping rods 403 move synchronously, and the position of the clamping rod 403 does not need to be manually adjusted, and after the connecting plate 303 resets, the spring 405 extrudes the rubber plug 404, and drives the clamping rod 403 to reset.
[0035] As shown in Figures 1-4 the other end of the clamping rod 403 is nested with the fixed plate 5, the outer surface of the fixed plate 5 is hinged with the turnover plate 501, the hinge position of the fixed plate 5 and the turnover plate 501 is threadedly connected with the nut 502, the rear surface of the mounting frame 2 is fixedly connected with the mounting plate 6, the rear surface of the mounting plate 6 is fixedly connected with the servo motor 602, and the inner surface of the mounting plate 6 is rotationally connected.
[0036] In the embodiment, the fixed plate 5 is fixedly connected with the connecting shaft, and the turnover plate 501 is rotationally connected with the connecting shaft, so as to facilitate adjustment of the angle between the fixed plate 5 and the turnover plate 501, and after the angle adjustment is completed, the nut 502 at the connecting shaft position of the turnover plate 501 and the fixed plate 5 is rotated, so that the nut 502 extrudes the turnover plate 501, the frictional resistance between the turnover plate 501 and the connecting shaft is increased, and thus the fixed plate 5 and the turnover plate 501 are adapted to different curved surfaces of the riveting part.
[0037] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as exemplary and non-restrictive, and the scope of the present application is defined by the appended claims rather than the foregoing description, and all changes falling within the meaning and range of equivalents of the elements of the claims are intended to be embraced by the present application. Any reference signs in the claims should not be deemed to limit the claims involved.
[0038] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the specification is described in this way only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.
Claims
1. A mechanical riveting auxiliary positioning mechanism, comprising a mounting frame (2) snap-connected to the upper surface of a riveting machine body (1), the upper surface of the mounting frame (2) being fixedly connected with a hydraulic cylinder (7), the output end of the hydraulic cylinder (7) being fixedly connected with a top plate (701), the upper surface of the top plate (701) being provided with a through hole, the upper surface of the mounting frame (2) being threadedly connected with a limiting column (702), and the rear surface of the mounting frame (2) being fixedly connected with a mounting plate (6); characterized in that the lower surface of the mounting frame (2) being provided with a gas conveying module (3), and the upper surface of the mounting frame (2) being provided with a clamping module (4), the outer surface of the clamping module (4) being provided with a fixed plate (5); the gas conveying module (3) comprising: an air cylinder (301) fixedly connected to the lower surface of the mounting frame (2); an extrusion rod (302) embeddedly and movably connected to the rear surface of the air cylinder (301), the front end of the extrusion rod (302) being fixedly connected with a piston (304); a connecting plate (303) fixedly connected to the rear end of the extrusion rod (302) for connecting two extrusion rods (302).
2. The mechanical rivet setting assist positioning mechanism of claim 1, wherein, the front surface of the mounting frame (2) being threadedly connected with a mounting knob (201), and the mounting frame (2) being detachably connected with the riveting machine body (1) through the mounting knob (201).
3. The mechanical rivet setting assist positioning mechanism of claim 1, wherein, the gas conveying module (3) further comprising: a gas conveying pipe (305) fixedly connected to the rear surface of the air cylinder (301), the gas conveying pipe (305) being in communication with the cavity formed in the mounting frame (2); a connecting pipe (306) fixedly connected to the upper surface of the mounting frame (2), one end of the connecting pipe (306) being detachably connected with a gas pipe joint (307).
4. The mechanical rivet setting assist positioning mechanism of claim 3, wherein, the clamping module (4) comprising: a limiting cylinder (402) embeddedly connected to the side surface of the mounting frame (2); a connecting cylinder (401) threadedly connected to the outer surface of the limiting cylinder (402), the gas pipe joint (307) and the connecting cylinder (401) being connected; a clamping rod (403) embeddedly and movably connected to the side surface of the limiting cylinder (402), one end of the clamping rod (403) being fixedly connected with a rubber plug (404), and the outer surface of the clamping rod (403) being nestedly connected with a spring (405).
5. The mechanical rivet setting assist positioning mechanism of claim 4, wherein, the other end of the clamping rod (403) being nestedly connected with the fixed plate (5), the outer surface of the fixed plate (5) being hingedly connected with a turnover plate (501), and the fixed plate (5) and the turnover plate (501) being threadedly connected with a nut (502) at the hinged position.
6. The mechanical rivet setting aid positioning mechanism of claim 1, wherein, the rear surface of the mounting frame (2) being fixedly connected with the mounting plate (6), the rear surface of the mounting plate (6) being fixedly connected with a servo motor (602), the inner surface of the mounting plate (6) being rotatably connected with a lead screw (601), and the output end of the servo motor (602) being fixedly connected with the lead screw (601).
7. The mechanical rivet setting assist positioning mechanism of claim 6, wherein, the lead screw (601) and the connecting plate (303) being threadedly connected.