CN217803436U

CN217803436U - Riveting tool

Info

Publication number: CN217803436U
Application number: CN202221331088.1U
Authority: CN
Inventors: 张丽丽; 刘天亮; 陈小滨; 裘剑锋
Original assignee: Ningbo Schlemmer Automotive Parts Co ltd
Current assignee: Ningbo Schlemmer Automotive Parts Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-15
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a riveting tool comprises a riveting base and a riveting pressure head, wherein the riveting base is used for supporting an injection molding piece, and a metal ring is embedded in the injection molding piece; the riveting pressure head is arranged on one side of the injection molding piece deviating from the riveting base, wherein the riveting pressure head is connected with a plurality of oblique convex ribs towards one side of the metal ring at intervals, the riveting pressure head can drive the oblique convex ribs to be inserted into the metal ring, and the metal ring is extruded to deform, so that the metal ring is riveted with the injection molding piece. The utility model discloses riveting tools during operation can realize the riveting between metal ring and the injection molding, and the riveting pressure head is out of shape with oblique protruding muscle extrusion metal ring, can avoid the metal ring to produce the burr overlap after the riveting like this to this guarantees the integrality of metal ring hole, has the cooperation between connecting pieces such as the follow-up bolt of being convenient for and this metal ring.

Description

Riveting tool

Technical Field

The utility model belongs to the technical field of the product manufacturing is relevant, especially relate to the riveting tools who is applicable to injection molding and metal loop riveting usefulness.

Background

In order to enable the produced injection molding part to be installed in equipment such as automobiles, a metal ring is generally required to be riveted in the injection molding part, so that the injection molding part can be assembled and limited by connecting pieces such as bolts and the like. The installation of the metal ring in the injection molding piece not only requires firm assembly, but also is not easy to separate; but also requires the inner hole of the metal ring to be kept complete so as to meet the use requirement of matching between the following connecting pieces such as bolts and the like and the metal ring.

At present, the existing assembly of the metal ring in the injection molding part generally adopts a conical riveting head to extrude the metal ring so as to realize the riveting of the metal ring on the injection molding part. However, the inner hole of the metal ring extruded by the conical riveting head is easy to generate burr and flash, which can affect the aperture of the inner hole of the metal ring, so that the assembly of the metal ring and the connecting piece such as a bolt is difficult to realize when the connecting piece is matched with the metal ring subsequently, and the assembly of the metal ring and the connecting piece is seriously or even impossible to realize.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a riveting tool for riveting a metal ring and an injection-molded part to solve the above technical problems.

A riveting tool, the riveting tool comprises:

the riveting base is used for supporting an injection molding piece, wherein a metal ring is embedded in the injection molding piece; and

the riveting pressure head is located the injection molding deviates from one side of riveting base, wherein, the riveting pressure head orientation one side interval ground of metal loop is connected with a plurality of protruding muscle to one side, just the riveting pressure head can drive protruding muscle to one side inserts to in the metal loop, and the extrusion the metal loop warp, so that the metal loop with the injection molding riveting.

In this application, through the rational structure setting of above-mentioned riveting pressure head and riveting base for this riveting tools during operation, realized the riveting between metal ring and the injection molding, and the riveting pressure head is out of shape with oblique protruding muscle extrusion metal ring, can avoid the metal ring to produce the burr overlap after the riveting like this, with this integrality of ensureing the metal ring hole, have the cooperation between connecting pieces such as the follow-up bolt of being convenient for and this metal ring.

In one embodiment, the oblique convex rib has an extrusion surface, and the oblique convex rib can extrude the metal ring to deform through the extrusion surface.

It can be understood that the structural arrangement of the pressing surface specifically realizes the pressing deformation of the metal ring when the riveting pressing head works.

In one embodiment, the extrusion surfaces are circular arc surfaces, and the extrusion surfaces on the inclined convex ribs are arranged on the same conical surface.

The riveting pressing head comprises a plurality of inclined convex ribs, a plurality of pressing surfaces are arranged on the metal ring, and the pressing surfaces are arranged on the same circular conical surface.

In one embodiment, the plurality of oblique ribs are evenly distributed around a center line of the riveting ram.

It can be understood that the plurality of oblique convex ribs are uniformly distributed on the riveting press head, so that the structural arrangement of the plurality of oblique convex ribs on the riveting press head is realized, the structure is simplified, and the production and the preparation of the riveting press head are facilitated.

In one embodiment, a plurality of the oblique ribs are connected to each other and formed as a unitary structure.

It can be understood that a plurality of oblique protruding muscle interconnect form the integral type structure to this realizes specifically that the structural setting of a plurality of oblique protruding muscle on this riveting indenter has the effect that improves a plurality of oblique protruding muscle structural strength on the riveting indenter.

In one embodiment, the number of the oblique ribs is four.

It can be understood that the number of the inclined convex ribs is four, so that the arrangement of the number of the inclined convex ribs is realized, and the riveting pressure head can be conveniently separated from the metal ring after riveting the metal ring.

In one embodiment, a plurality of the inclined ribs are arranged on the same plane towards one end face of the riveting base, and the plane is perpendicular to the moving direction of the riveting pressure head.

It can be understood that, through the above structure arrangement, the structure arrangement of the upper side end face of the plurality of oblique convex ribs is specifically realized, so that the plurality of oblique convex ribs can be arranged into the same structure according to the use requirement.

In one embodiment, the riveting base is telescopically provided with an extending convex column, the extending convex column partially extends into the metal ring, and the extending convex column can be separated from the metal ring under the pushing of the inclined convex rib and retract to the area where the riveting base is located.

It can be understood that, through the structural arrangement of the extension convex column, when the riveting base supports the injection molding part, the installation position of the injection molding part on the riveting base can be determined through the matching between the extension convex column and the metal ring, so that the injection molding part can be supported by the riveting base, and the riveting tool can rivet and press the metal ring and the injection molding part; simultaneously, extend the projection and can retract to the region at riveting base place under the ejection of oblique protruding muscle, avoid extending the projection and take place to interfere with oblique protruding muscle to satisfy the user demand of riveting pressure head during operation to the metal loop riveting operation.

In one embodiment, an elastic piece is mounted on the riveting base, the elastic piece is arranged on one side of the extending convex column, which is far away from the riveting pressure head, and the extending convex column can extrude the elastic piece and retract to the riveting base.

It can be understood that, through the structural arrangement of the elastic element, the telescopic installation of the extending convex column on the riveting base is realized.

In one embodiment, the riveting base is provided with a detection sensor, and the detection sensor can detect the movement stroke of the riveting pressure head and generate a feedback signal.

It can be understood that, through the structure setting of above-mentioned detection sensor to detect the motion stroke of riveting pressure head and produce feedback signal, so that the motion stroke of this riveting frock during operation riveting pressure head controls, in order to satisfy riveted user demand between metal loop and the injection molding.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or the conventional technologies of the present application, the drawings used in the descriptions of the embodiments or the conventional technologies will be briefly introduced below, it is obvious that the drawings in the following descriptions are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a riveting tool according to an embodiment of the present application during operation;

FIG. 2 is an enlarged view of the portion P in FIG. 1;

fig. 3 is a partial structural schematic of a riveted joint in the present application.

Reference numeral, 10, a riveting base; 11. extending the convex column; 20. riveting a pressure head; 21. oblique convex ribs; 211. pressing the surface; 2111. a circular arc surface; 212. a plane; 100. riveting a tool; 201. a metal ring; 202. and (5) injection molding.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The riveting tool 100 claimed in the application is used for riveting operation between the metal ring 201 and the injection molding part 202.

As shown in fig. 1 to 3, a metal riveting tool 100, a riveting base 10 and a riveting ram 20 are provided according to an embodiment of the present application.

The riveting base 10 is used for supporting an injection molding part 202, wherein a metal ring 201 is embedded in the injection molding part 202. That is, the riveting base 10 can support the part of the injection molding part 202, on which the metal ring 201 is mounted, so as to be matched with the riveting ram 20 and complete the riveting between the metal ring 201 and the injection molding part 202.

Riveting pressure head 20 is located one side that injection molding 202 deviates from riveting base 10, and wherein, riveting pressure head 20 is connected with a plurality of protruding muscle 21 to one side interval towards ferrule 201, and riveting pressure head 20 can drive protruding muscle 21 to one side insert to ferrule 201 in to extrusion ferrule 201 warp, so that ferrule 201 and injection molding 202 rivet. That is to say, this riveting tool 100 during operation, specifically realize the riveting operation to metal ring 201 with the oblique protruding muscle 21 of riveting indenter 20, utilize the structural feature of oblique protruding muscle 21 for this riveting indenter 20 is at the in-process of riveting metal ring 201, and is little with the area of contact of metal ring 201, can effectively avoid metal ring 201 to produce the burr overlap after the riveting like this, can ensure the integrality of metal ring hole like this, have the cooperation between connecting pieces such as the follow-up bolt of being convenient for and this metal ring 201.

In an embodiment, the riveting base 10 is telescopically mounted with an extending convex column 11, the extending convex column 11 partially extends into the metal ring 201, and the extending convex column 11 can be separated from the metal ring 201 under the pushing of the inclined convex rib 21 and retract to the area where the riveting base 10 is located. When the riveting base 10 supports the injection molding part 202, the mounting position of the injection molding part 202 on the riveting base 10 can be determined by matching the extending convex column 11 with the metal ring 201, and particularly inserting the extending convex column 11 on the riveting base 10 into the metal ring 201 correspondingly, so that the injection molding part 202 is supported by the riveting base 10, and the riveting operation of the riveting tool 100 on the metal ring 201 and the injection molding part 202 is facilitated; meanwhile, the extension convex column 11 can be retracted to the area where the riveting base 10 is located under the pushing of the oblique convex rib 21, so that the interference between the extension convex column 11 and the oblique convex rib 21 is avoided, and the use requirement of the riveting pressure head 20 on the metal ring 201 during working is met.

Wherein, install elastic component (not shown) on riveting base 10, elastic component locates the extension convex column 11 and deviates from one side of riveting pressure head 20, and extends convex column 11 and can extrude elastic component and retract to riveting base 10 to this realizes specifically that this extension convex column 11 is flexible installation on riveting base 10. It should be noted that, the riveting base 10 may be provided with a sliding slot (not shown) for accommodating the extending protruding pillar 11, the extending protruding pillar 11 is slidably installed in the sliding slot, and the elastic member is specifically installed at a position between the bottom of the sliding slot and the extending protruding pillar 11, but of course, the elastic member may be configured as a spring.

In addition, install detection sensor (not shown) on the riveting base 10 of this application, detection sensor can detect and produce feedback signal to the movement stroke of riveting indenter 20 to this riveting frock 100 during operation riveting indenter 20's movement stroke controls, in order to satisfy the user demand of riveting between metal loop 201 and the injection molding 202. It should be noted that the detection sensor of the present application may be specifically configured as a displacement sensor, and will not be described herein.

The riveting pressure head 20 of this application goes up oblique protruding muscle 21 has the extrusion face 211, and oblique protruding muscle 21 can be through extrusion face 211 extrusion metal ring 201 deformation to this extrusion deformation to metal ring 201 when specifically realizing this riveting pressure head 20 during operation.

The extrusion surface 211 is an arc surface 2111, and the extrusion surfaces 211 of the oblique ribs 21 are arranged on the same conical surface, so that the use requirement of riveting the metal ring 201 during the operation of the riveting indenter 20 is met, the oblique ribs 21 of the riveting indenter 20 can simultaneously and uniformly act on the metal ring 201, and the riveting operation of the metal ring 201 is realized.

In one embodiment, the plurality of inclined ribs 21 are uniformly distributed around the center line of the riveting ram 20, so as to realize the structural arrangement of the plurality of inclined ribs 21 on the riveting ram 20, and the riveting ram 20 has a simplified structure, thereby facilitating the production and preparation of the riveting ram 20. It should be noted that the arrangement of the plurality of oblique ribs 21 on the riveting ram 20 is not limited to that shown in the figures, but it is obvious to a person skilled in the art that the plurality of oblique ribs 21 can also be arranged on the riveting ram 20 in an irregular manner, and will not be described herein.

Specifically, a plurality of oblique protruding muscle 21 interconnect forms the integral type structure to this realizes specifically that this riveting indenter 20 goes up the structural setting of a plurality of oblique protruding muscle 21, makes this a plurality of oblique protruding muscle 21 form one whole, has the effect that improves a plurality of oblique protruding muscle 21 structural strength on riveting indenter 20. Of course, the plurality of oblique ribs 21 can also be arranged independently of one another, and will not be explained here.

In an embodiment, the number of the inclined ribs 21 is four, so that the inclined ribs 21 are specifically arranged in number, which can facilitate the separation of the riveting ram 20 from the metal ring 201 after the metal ring 201 is riveted. It should be noted that, in order to satisfy the riveting operation of the metal ring 201 when the riveting ram 20 works, the number of the oblique ribs 21 may also be set to be two, three, five, or even more, which will not be described herein.

In addition, one end face of the plurality of inclined convex ribs 21 towards the riveting base 10 is arranged on the same plane 212, and the plane 212 is perpendicular to the moving direction of the riveting ram 20, so that the structural arrangement of the end face of one side of the plurality of inclined convex ribs 21 is realized, the plurality of inclined convex ribs 21 can be arranged on the same structure according to the use requirement, and the riveting ram 20 can be used for pushing the extending convex column 11 on the riveting base 10 by using the plane 212 on the riveting ram 20 when working, so that the extending convex column 11 can be pushed conveniently.

In conclusion, when the riveting tool 100 works, the riveting pressure head 20 extrudes the metal ring 201 to deform by using the inclined convex rib 21, so that burrs and flashes generated after riveting the metal ring 201 can be avoided, the integrity of an inner hole of the metal ring 201 is ensured, and the riveting tool has the advantages that the subsequent connection of bolts and other connection pieces and the metal ring 201 are convenient to match.

The features of the above embodiments may be combined arbitrarily, and for the sake of brevity, all possible combinations of the features in the above embodiments are not described, but should be construed as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the features.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the present invention as claimed.

Claims

1. A riveting tool, characterized in that, riveting tool (100) includes:

the riveting base (10), the riveting base (10) is used for supporting an injection molding piece (202), wherein a metal ring (201) is embedded in the injection molding piece (202); and

riveting pressure head (20), riveting pressure head (20) are located injection molding (202) deviate from one side of riveting base (10), wherein, riveting pressure head (20) orientation one side interval ground of ferrule (201) is connected with a plurality of protruding muscle (21) to one side, just riveting pressure head (20) can drive protruding muscle (21) to one side insert to in ferrule (201), and the extrusion ferrule (201) warp, so that ferrule (201) with injection molding (202) riveting.

2. The riveting tool according to claim 1, wherein the oblique protruding rib (21) has an extrusion surface (211), and the oblique protruding rib (21) can extrude the metal ring (201) to deform through the extrusion surface (211).

3. The riveting tool according to claim 2, wherein the extrusion surface (211) is provided as an arc surface (2111), and the extrusion surfaces (211) on the plurality of oblique ribs (21) are provided on the same conical surface.

4. Riveting tool according to claim 1, characterized in that a plurality of said oblique ribs (21) are evenly distributed around the centre line on the riveting ram (20).

5. A riveting tool according to claim 1, wherein a plurality of the oblique beads (21) are connected to each other and formed as a unitary structure.

6. Riveting tool according to claim 1, characterized in that the number of oblique ribs (21) is four.

7. Riveting tool according to claim 1, characterized in that a plurality of inclined ribs (21) are arranged on the same plane (212) towards one end face of the riveting base (10), the plane (212) being arranged perpendicularly to the direction of movement of the riveting ram (20).

8. The riveting tool according to claim 1, wherein the riveting base (10) is telescopically provided with an extension convex column (11), the extension convex column (11) partially extends into the metal ring (201), and the extension convex column (11) can be separated from the metal ring (201) under the pushing of the oblique convex rib (21) and is retracted to the area where the riveting base (10) is located.

9. Riveting tool according to claim 8, characterized in that an elastic element is mounted on the riveting base (10), the elastic element is arranged on the side of the extending stud (11) facing away from the riveting ram (20), and the extending stud (11) can squeeze the elastic element and retract to the riveting base (10).

10. Riveting tool according to claim 1, characterized in that the riveting base (10) is equipped with a detection sensor capable of detecting the movement travel of the riveting ram (20) and generating a feedback signal.