CN215786500U - Riveter head floating mechanism suitable for robot riveting - Google Patents
Riveter head floating mechanism suitable for robot riveting Download PDFInfo
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- CN215786500U CN215786500U CN202120638818.1U CN202120638818U CN215786500U CN 215786500 U CN215786500 U CN 215786500U CN 202120638818 U CN202120638818 U CN 202120638818U CN 215786500 U CN215786500 U CN 215786500U
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Abstract
The utility model provides a riveting gun head floating mechanism suitable for robot riveting, belonging to the technical field of riveting equipment and comprising: the riveting device comprises a body and a riveting rod, wherein a cavity for the riveting rod to move up and down is arranged in the body, a floating mechanism for driving the riveting rod to move along the horizontal direction and reset is arranged on the body, the floating mechanism comprises a first sliding block, a second sliding block and a third sliding block which are sequentially matched in an inserting mode along the axis direction of the riveting rod, and the first sliding block is connected to the body. According to the riveting gun head floating mechanism suitable for robot riveting, the floating mechanism is arranged in the body, so that when a small-amplitude deviation exists between a riveting gun and a hole site, the rivet pulling rod can generate small-amplitude deviation along the horizontal direction along with the floating mechanism, and the phenomenon that the riveting gun cannot be inserted into the hole site or a rivet is not attached to the surface of a product after the riveting gun is inserted into the hole site due to inaccurate hole aligning is avoided.
Description
Technical Field
The utility model belongs to the technical field of riveting equipment, and particularly relates to a riveting gun head floating mechanism suitable for robot riveting.
Background
Riveting, that is, rivet connection, is a method of connecting a plurality of parts by upsetting a stem in a rivet hole of the part with an axial force to form a head.
In the present industrial production, riveting operation is carried out by using a riveting gun which is riveted by a robot or automatically assembled, but the riveting gun on the market often cannot insert a hole site due to inaccurate hole aligning, or the flange surface of the riveting nut is not attached to the surface of a product after the riveting nut is inserted into the hole site.
A chinese patent with publication number CN206009620U discloses an automatic rivet pressing mechanism, at least comprising: the device comprises an anti-bending C-shaped frame, a positioning seat for positioning a product to be pressed and riveted, a pressing riveting head, a pneumatic floating joint and a gas-liquid pressure cylinder; the opening of the bending-resistant C-shaped frame is provided with an upper wall surface, a lower wall surface and a vertical wall surface, wherein the upper wall surface and the lower wall surface are symmetrical up and down, and the vertical wall surface is used for connecting the upper wall surface and the lower wall surface; the vertical wall surface is provided with two guide mechanisms; the positioning seat is arranged on the upper wall surface; the squeeze rivet head is positioned above the lower wall surface, and the bottom surface of the squeeze rivet head is connected with the pneumatic floating joint; the pneumatic floating joint is positioned between the two guide mechanisms and is connected with the two guide mechanisms; the gas-liquid pressure cylinder is connected with the pneumatic floating joint, and part of the gas-liquid pressure cylinder penetrates through the bending-resistant C-shaped frame. The utility model discloses an in adopt the pneumatics of hydraulic pressure unsteady joint drive pressure die to produce the skew and reset, overall structure is complicated, and is with high costs, and if the riveter weight is heavier, then the effect of floating is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art, and provides a riveting gun head floating mechanism suitable for robot riveting.
The purpose of the utility model can be realized by the following technical scheme: be applicable to riveted riveter head relocation mechanism of robot, include:
the riveting device comprises a body and a riveting rod, wherein a cavity for the riveting rod to move up and down is arranged in the body, a floating mechanism for driving the riveting rod to move along the horizontal direction and reset is arranged on the body, the floating mechanism comprises a first sliding block, a second sliding block and a third sliding block which are sequentially matched in an inserting mode along the axis direction of the riveting rod, and the first sliding block is connected to the body.
In the riveting gun head floating mechanism suitable for robot riveting, the first sliding block, the second sliding block and the third sliding block are respectively and coaxially arranged with the rivet pulling rod in an initial state.
In the above riveter head floating mechanism suitable for robot riveting, a first inserting portion is arranged between the first slider and the second slider, and a second inserting portion is arranged between the second slider and the third slider, wherein projections of the first inserting portion and the second inserting portion on the same horizontal plane are perpendicular to each other.
In the above riveter head floating mechanism suitable for robot riveting, the first inserting part includes a first concave-convex structure located between the first slider and the second slider, and a first annular groove is arranged on the first concave-convex structure, and a first check ring is embedded in the first annular groove; the second plug part comprises a second concave-convex structure positioned between the second sliding block and the third sliding block, a second annular groove is arranged on the second concave-convex structure, and a second check ring is embedded in the second annular groove.
In the above-mentioned riveter head floating mechanism suitable for robot riveting, the first concave-convex structure includes a concave part or a convex part arranged on the first slide block, and a convex part or a concave part correspondingly arranged on the second slide block; the second concave-convex structure comprises a concave part or a convex part arranged on the second sliding block and a convex part or a concave part correspondingly arranged on the third sliding block.
In the above riveter head floating mechanism suitable for robot riveting, the first retaining ring and the second retaining ring are distributed in parallel up and down along the axial direction of the rivet pulling rod.
In the above-mentioned riveter head floating mechanism suitable for robot riveting, an elastic member is arranged in the body, one end of the elastic member abuts against the body, and the other end of the elastic member abuts against the third slide block.
In the riveting gun head floating mechanism suitable for robot riveting, the rivet pulling rod is connected with a locking nut, and the third sliding block is connected to the rivet pulling rod through the locking nut.
In the riveting gun head floating mechanism suitable for robot riveting, one end of the pull riveting rod moves up and down in the cavity, and the other end of the pull riveting rod is connected with a riveting nut for pressing a product.
In the above-mentioned riveter head floating mechanism suitable for robot riveting, a gap exists between the second slider and the third slider and the body in the horizontal direction.
Compared with the prior art, the utility model has the beneficial effects that:
(1) according to the riveting gun head floating mechanism suitable for robot riveting, the floating mechanism is arranged in the body, so that when a small-amplitude deviation exists between a riveting gun and a hole site, the rivet pulling rod can generate small-amplitude deviation along the horizontal direction along with the floating mechanism, and the phenomenon that the riveting gun cannot be inserted into the hole site or a rivet is not attached to the surface of a product after the riveting gun is inserted into the hole site due to inaccurate hole aligning is avoided.
(2) Through setting up relocation mechanism into three slider cooperation of pegging graft in proper order for relocation mechanism one end is fixed with the body, and the other end can be followed the horizontal direction and produced the skew, simple structure, nimble and application scope extensively.
Drawings
Fig. 1 is a schematic overall structure diagram of a riveter head floating mechanism suitable for robot riveting.
Fig. 2 is a sectional view a-a of the floating mechanism of the head of the riveter suitable for robot riveting of the utility model.
Fig. 3 is a cross-sectional view B-B of the floating mechanism of the head of the riveter suitable for robotic riveting of the present invention.
In the figure, 100, body; 110. a cavity; 200. pulling a riveting rod; 300. a floating mechanism; 310. a first slider; 320. a second slider; 330. a third slider; 340. a first insertion part; 350. a second insertion part; 400. a retainer ring; 410. a first retainer ring; 420. a second retainer ring; 500. an elastic member; 600. and locking the nut.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
As shown in fig. 1 to 3, the present invention provides a riveter head floating mechanism suitable for robot riveting, comprising: the riveting device comprises a body 100 and a rivet rod 200, wherein a cavity 110 for the rivet rod 200 to move up and down is arranged in the body 100, a floating mechanism 300 for driving the rivet rod 200 to move and reset along the horizontal direction is arranged on the body 100, the floating mechanism 300 comprises a first sliding block 310, a second sliding block 320 and a third sliding block 330 which are sequentially matched with each other in an inserting manner along the axial direction of the rivet rod 200, and the first sliding block 310 is connected to the body 100.
According to the riveting gun head floating mechanism suitable for robot riveting, provided by the utility model, the floating mechanism 300 is arranged in the body 100, so that in the riveting process, if the rivet pulling rod 200 has small deviation with a hole site, the rivet pulling rod 200 can shift with the floating mechanism 300 along the horizontal direction in a small range under the action of the floating mechanism 300, the rivet pulling rod 200 can drive a rivet to be inserted into a product hole, and the phenomenon that the rivet pulling rod 200 cannot be inserted into the hole site or the rivet is not attached to the surface of the product after the rivet pulling rod 200 is inserted into the hole site due to inaccurate hole site is avoided.
Preferably, as shown in fig. 1 to 3, in the initial state, the first slider 310, the second slider 320 and the third slider 330 are coaxially disposed with the rivet rod 200, respectively.
In this embodiment, in an initial state, the three sliders are all coaxially disposed with the rivet rod 200, the first slider 310 is fixedly connected with the body 100, the second slider 320 is respectively in plug-in fit with the first slider 310 and the third slider 330, and the third slider 330 is fixedly connected with the rivet rod 200, in practical use, when the rivet rod 200 and the hole site have a small deviation, the rivet rod 200 can smoothly enter the hole site under the chamfering effect of the rivet, and the rivet can automatically swing right after being pressed to the bottom, after the work is completed, the rivet rod 200 exits the hole site, and the rivet rod 200 can be restored to the position coaxial with the three sliders under the effect of the check ring 400 to wait for the next work. The whole working process is rapid and efficient, poor production caused by the fact that rivets cannot be inserted into hole positions is avoided, and the phenomenon that the rivet pulling rod 200 is broken due to forced staggered riveting of the rivet gun is avoided.
Preferably, as shown in fig. 1 to 3, a first inserting portion 340 is disposed between the first slider 310 and the second slider 320, and a second inserting portion 350 is disposed between the second slider 320 and the third slider 330, wherein projections of the first inserting portion 340 and the second inserting portion 350 on the same horizontal plane are perpendicular to each other.
In this embodiment, the second slider 320 is respectively in inserting fit with the first slider 310 and the third slider 330, and the first inserting portion 340 and the second inserting portion 350 are perpendicular to each other in the horizontal direction, that is, the floating mechanism 300 can move freely in the horizontal direction within a certain range, in practical use, that is, the rivet rod 200 can shift freely in the horizontal direction within a certain range, so that the use flexibility of the rivet rod 200 is greatly improved, the riveting range is wide, the efficiency is high, and the service life is long.
Preferably, as shown in fig. 1 to 3, the first inserting portion 340 includes a first concave-convex structure (not shown in the drawings) located between the first slider 310 and the second slider 320, and a first annular groove (not shown in the drawings) is provided on the first concave-convex structure, and a first retainer ring 410 is embedded in the first annular groove; the second inserting portion 350 includes a second concave-convex structure (not shown in the drawings) between the second slider 320 and the third slider 330, and a second annular groove (not shown in the drawings) is formed on the second concave-convex structure, and a second retainer 420 is embedded in the second annular groove.
Further preferably, the first concave-convex structure includes a concave portion or a convex portion disposed on the first slider 310, and a convex portion or a concave portion disposed on the second slider 320; the second concave-convex structure includes a concave portion or a convex portion provided on the second slider 320, and a convex portion or a concave portion provided on the third slider 330 correspondingly.
Further preferably, the first retainer ring 410 and the second retainer ring 420 are vertically parallel to each other in the axial direction of the rivet rod 200.
Further preferably, the first slider 310, the second slider 320 and the third slider 330 are cross sliders.
In this embodiment, the first slider 310 and the second slider 320 and the third slider 330 are both in concave-convex fit, and the fitting portion is provided with a groove, and a retaining ring 400 is embedded in the groove, wherein the first retaining ring 410 and the second retaining ring 420 are distributed in parallel up and down along the axial direction of the rivet rod 200, and the rivet rod 200 is returned to the position coaxial with the three sliders through the retaining ring 400 after the riveting work of the riveter is completed, and the self-reset operation is performed without manual watching operation, thereby saving time and labor.
Preferably, as shown in fig. 1 to 3, an elastic member 500 is disposed in the body 100, one end of the elastic member 500 abuts against the body 100, and the other end of the elastic member 500 abuts against the third slider 330.
Further preferably, the elastic member 500 is provided as a pagoda spring.
Further preferably, a lock nut 600 is connected to the rivet rod 200, and the third slider 330 is connected to the rivet rod 200 through the lock nut 600.
In this embodiment, a pagoda spring is connected between the third slider 330 and the body 100, the third slider 330 is further connected to the rivet rod 200 through a lock nut 600, the pagoda spring is used for tightly pushing the three sliders, the axial sizes of the three sliders are stabilized, and the lock nut 600 fixedly connects the third slider 330 and the rivet rod 200, so that the rivet rod 200 can move along with the movement of the sliders, i.e., eccentric follow-up with the sliders can be realized, and the overall structure is compact and reasonable.
Preferably, the second slider 320 and the third slider 330 are horizontally spaced from the body 100.
In this embodiment, the second slider 320 and the third slider 330 have a certain gap with the body 100 in the horizontal direction, so that the second slider 320 and the third slider 330 can be shifted arbitrarily in the horizontal direction, and the misalignment caused by too large shift amplitude is avoided, and the design is reasonable and compact.
Preferably, one end of the rivet rod 200 moves up and down in the cavity 110, and the other end of the rivet rod 200 is connected with a riveting nut for pressing a product.
In this embodiment, the one end of rivet rod 200 moves in cavity 110 along with the up-and-down motion of riveting in-process, and the other end is connected with the riveting nut, and it is downthehole to press in the product through the riveting nut, and whole riveting process all can realize automated operation, and mechanical automation is high, has reduced the cost of labor.
It should be noted that the descriptions related to "first", "second", "a", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicit indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. The terms "connected," "fixed," and the like are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Claims (10)
1. Be applicable to riveted riveter head relocation mechanism of robot, its characterized in that includes:
the riveting device comprises a body and a riveting rod, wherein a cavity for the riveting rod to move up and down is arranged in the body, a floating mechanism for driving the riveting rod to move along the horizontal direction and reset is arranged on the body, the floating mechanism comprises a first sliding block, a second sliding block and a third sliding block which are sequentially matched in an inserting mode along the axis direction of the riveting rod, and the first sliding block is connected to the body.
2. The floating mechanism for robot riveting of riveter heads according to claim 1, wherein in the initial state, the first slider, the second slider and the third slider are respectively arranged coaxially with the rivet rod.
3. The floating mechanism for the head of a robot-riveting riveter according to claim 2, wherein a first inserting portion is arranged between the first slider and the second slider, and a second inserting portion is arranged between the second slider and the third slider, wherein projections of the first inserting portion and the second inserting portion on the same horizontal plane are perpendicular to each other.
4. The floating mechanism for the head of a robot-riveting riveter according to claim 3, wherein the first inserting part comprises a first concave-convex structure positioned between the first sliding block and the second sliding block, a first annular groove is arranged on the first concave-convex structure, and a first check ring is embedded in the first annular groove; the second plug part comprises a second concave-convex structure positioned between the second sliding block and the third sliding block, a second annular groove is arranged on the second concave-convex structure, and a second check ring is embedded in the second annular groove.
5. A riveter head floating mechanism suitable for robotic riveting according to claim 4, wherein the first concavo-convex structure comprises a concave portion or a convex portion provided on the first slide, and a convex portion or a concave portion provided on the second slide correspondingly; the second concave-convex structure comprises a concave part or a convex part arranged on the second sliding block and a convex part or a concave part correspondingly arranged on the third sliding block.
6. The floating mechanism for robot riveting of the head of the riveter according to claim 4, wherein the first retainer ring and the second retainer ring are distributed in parallel up and down along the axial direction of the rivet rod.
7. The floating mechanism for robot riveting of riveter heads according to claim 1, wherein an elastic member is arranged in the body, one end of the elastic member abuts against the body, and the other end of the elastic member abuts against the third slide block.
8. The float mechanism of riveter head suitable for robot riveting of claim 1 wherein the rivet stem is connected to a lock nut, and the third slider is connected to the rivet stem via the lock nut.
9. The robot-riveted riveter head floating mechanism according to claim 1, characterized in that one end of the rivet rod moves up and down in the cavity, and the other end of the rivet rod is connected with a riveting nut for pressing a product.
10. The float for robot riveter head of claim 1 wherein the second and third slides each have a gap in the horizontal direction from the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638818.1U CN215786500U (en) | 2021-03-29 | 2021-03-29 | Riveter head floating mechanism suitable for robot riveting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638818.1U CN215786500U (en) | 2021-03-29 | 2021-03-29 | Riveter head floating mechanism suitable for robot riveting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215786500U true CN215786500U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120638818.1U Active CN215786500U (en) | 2021-03-29 | 2021-03-29 | Riveter head floating mechanism suitable for robot riveting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215786500U (en) |
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2021
- 2021-03-29 CN CN202120638818.1U patent/CN215786500U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220402 Address after: 110122 No. 34, Xingming street, North District, Shenyang, Liaoning Patentee after: Shenyang Minneng Auto Parts Co.,Ltd. Address before: 315800 1st floor, room 1, No.8, Xingqi Dagang, Beilun District, Ningbo City, Zhejiang Province Patentee before: MINTH AUTOMOTIVE TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |