阅读说明：本技术 接线端钮连接结构司筒铆接装置及其铆接方法 (Bushing riveting device and method for connection terminal button connection structure ) 是由 朱永虎 于 2021-09-14 设计创作，主要内容包括：本发明涉及一种接线端钮连接结构司筒铆接装置及其铆接方法,包括铆接头及铆接套,所述铆接头包括大径端轴段以及小径端铆接头,所述大径端轴段与小径端铆接头之间设有限制轴肩；所述铆接套包括大径筒部以及小径筒部,所述大径筒部内侧与小径筒部之间设有台阶状底肩；所述铆接头与铆接套之间上下方向上弹性配合,受到压缩时,所述底肩能够向上限制所述限制轴肩；所述小径端铆接头下端设有底端铆接面,所述小径筒部下端设有底端筒沿,所述底端铆接面及底端筒沿均用以对接线端钮和连接片体进行铆接,在未受压缩时,所述底端筒沿低于所述底端铆接面。如此实现更佳的铆接效果。(The invention relates to a connecting terminal button connecting structure bushing riveting device and a riveting method thereof, wherein the bushing riveting device comprises a riveting head and a riveting sleeve, the riveting head comprises a large-diameter end shaft section and a small-diameter end riveting head, and a limiting shaft shoulder is arranged between the large-diameter end shaft section and the small-diameter end riveting head; the riveting sleeve comprises a large-diameter cylinder part and a small-diameter cylinder part, and a step-shaped bottom shoulder is arranged between the inner side of the large-diameter cylinder part and the small-diameter cylinder part; the rivet joint and the riveting sleeve are in elastic fit in the vertical direction, and when the rivet joint and the riveting sleeve are compressed, the bottom shoulder can limit the limiting shaft shoulder upwards; the lower end of the small-diameter end riveting head is provided with a bottom riveting surface, the lower end of the small-diameter cylinder part is provided with a bottom cylinder edge, the bottom riveting surface and the bottom cylinder edge are used for riveting a wiring terminal button and a connecting sheet body, and when the small-diameter end riveting head is not compressed, the bottom cylinder edge is lower than the bottom riveting surface. Thus, better riveting effect is realized.)

1. The utility model provides a termination connection structure department section of thick bamboo riveting set, termination connection structure includes termination and connection lamellar body, is equipped with top cylinder and connecting hole for mutually supporting between termination and the connection lamellar body, termination connection structure department section of thick bamboo riveting set is used for fixing a position top cylinder and connecting hole riveting, its characterized in that: the riveting head comprises a large-diameter end shaft section and a small-diameter end riveting head which further extends downwards from the large-diameter end shaft section, and a downward limiting shaft shoulder is arranged on the outer side of the joint of the large-diameter end shaft section and the small-diameter end riveting head; the riveting sleeve comprises a large-diameter barrel part and a small-diameter barrel part, wherein the large-diameter barrel part is used for being sleeved on the outer side of the large-diameter end shaft section, the small-diameter barrel part extends downwards from the large-diameter barrel part and is used for being sleeved on the outer side of the small-diameter end riveting head, and an upward step-shaped bottom shoulder is arranged at the joint of the inner side of the large-diameter barrel part and the inner side of the small-diameter barrel part; the rivet joint and the riveting sleeve are in elastic fit in the vertical direction, and when the rivet joint and the riveting sleeve are compressed, the bottom shoulder can limit the limiting shaft shoulder upwards; the lower end of the small-diameter end riveting head is provided with a bottom riveting surface, the lower end of the small-diameter cylinder part is provided with a bottom cylinder edge, the bottom riveting surface and the bottom cylinder edge are used for riveting a wiring terminal button and a connecting sheet body, and when the small-diameter end riveting head is not compressed, the bottom cylinder edge is lower than the bottom riveting surface.

2. The bushing-riveting set for terminal-knob connection according to claim 1, wherein: when the connection terminal button connection structure sleeve riveting device is compressed, the bottom end sleeve edge is lower than the bottom end riveting surface.

3. The bushing-riveting set for terminal-knob connection according to claim 1, wherein: the connecting terminal button connecting structure bushing riveting device is used for riveting a riveting rear groove surrounding the periphery of the top end cylinder on the connecting sheet body.

4. The bushing-riveting set for terminal-knob connection according to claim 1, wherein: the riveting sleeve is provided with a positioning groove extending up and down, and the riveting head is provided with a positioning pin extending left and right and capable of sliding up and down in the positioning groove.

5. The bushing-riveting set for terminal-knob connection according to claim 1, wherein: the rivet joint is provided with a propping shaft shoulder positioned above the shaft section of the large-diameter end, the elastic part is a spring, one end of the spring upwards props up the propping shaft shoulder, and the other end downwards props up the large-diameter barrel part.

6. The bushing-riveting set for terminal-knob connection according to claim 1, wherein: the top cylinder can be accommodated in the small-diameter cylinder part, and the bottom cylinder edge can be pressed on the connecting sheet body on the periphery of the connecting hole.

7. The bushing-riveting set for terminal-knob connection according to claim 1, wherein: the riveting machine is characterized in that an installation shaft is arranged above the riveting head and assembled to the riveting machine in an inserting mode, and the connection terminal button connection structure ejector sleeve riveting device is connected to the radial spin riveting machine.

8. The riveting method of the ejector sleeve riveting device of the connection terminal button connection structure is characterized in that: the connection terminal connection structure sleeve riveting device comprises the connection terminal connection structure sleeve riveting device according to any one of claims 1 to 7, wherein when the connection terminal connection structure sleeve riveting device is riveted, a bottom sleeve of the riveting sleeve contacts with the connection sheet body firstly, the bottom sleeve surrounds the periphery of the top cylinder, the connection terminal connection structure sleeve riveting device is further pressed downwards, and when a limiting shaft shoulder and a bottom shoulder are overlapped, the riveting head and the riveting sleeve rivet the top cylinder and the connection sheet body simultaneously.

9. The method of claim 8, wherein the riveting device comprises: during riveting, the riveting sleeve is sleeved on the connecting sheet body on the periphery of the top end cylinder to form a riveting rear groove, and materials of the riveting rear groove are downwards extruded and expanded towards the periphery of the riveting rear groove, so that the connecting sheet body is further attached and connected with the top end cylinder in a lateral direction.

10. The method of claim 8, wherein the riveting device comprises: the connecting terminal button connecting structure ejector sleeve riveting device is connected to a radial spin riveting machine, the radial spin riveting machine enables the connecting terminal button connecting structure ejector sleeve riveting device to move around the center line of a top end cylinder according to a multi-petal plum-blossom-shaped track, riveting materials in a contact area between a riveting head and the top end cylinder reach a yield point, and sliding-free rolling is formed.

Technical Field

The invention relates to a connecting terminal button connecting structure ejector sleeve riveting device and a riveting method thereof used in an electric power instrument, in particular to a connecting terminal button connecting structure ejector sleeve riveting device and a riveting method thereof which are suitable for the field of electric energy transmission.

Background

The connection structure of the device and the connection terminal button with the Chinese invention patent number of 201220223267.3 discloses a riveting structure consisting of a columnar joint and a device connection hole, wherein the connection plane of the device and the bottom circular table plane of the columnar joint are in close contact with each other to further reduce the contact resistance between the connection plane and the bottom circular table plane of the columnar joint, but because the connection state of the material molecules of the device and the bottom circular table plane of the columnar joint cannot be achieved, a certain contact resistance always exists between the device and the bottom circular table plane of the columnar joint, the contact close to zero resistance cannot be achieved, certain power consumption exists, and power resources are wasted.

In the prior art, the other connection is the connection of directly adding soldering lugs for welding, but a complex positioning tool is needed, the welding is easy to deform, and the size precision of a product is influenced; the consistency of the hot-melting welding process is difficult to achieve, and the reliability of connection is seriously influenced by looseness or falling off generated under the conditions of vibration, distortion, deformation, thermal expansion, cold contraction and the like.

In addition, an electric connection structure can be further arranged, the electric connection structure comprises a wiring terminal button and a connecting sheet, a top end column body is arranged on the wiring terminal button, the connecting sheet is provided with a connecting hole used for riveting the top end column body, and how to realize the best riveting between the top end column body and the connecting hole is a problem which is always searched by technical personnel in the field.

Therefore, there is a need for improvement of the prior art to solve the above technical problems.

Disclosure of Invention

The invention aims to provide a sleeve riveting device for a connection terminal button connection structure and a riveting method thereof, which can achieve better riveting effect.

In order to achieve the technical purpose, the invention adopts the following technical modes: a connecting structure of a terminal knob is provided with a cylinder riveting device, the connecting structure of the terminal knob comprises a terminal knob and a connecting sheet body, a top end cylinder and a connecting hole which are matched with each other are arranged between the terminal knob and the connecting sheet body, the connecting structure of the terminal knob is used for riveting and positioning the top end cylinder and the connecting hole, the connecting structure of the terminal knob comprises a riveting head which extends axially and a riveting sleeve which is sleeved on the riveting head, the riveting head comprises a large-diameter end shaft section and a small-diameter end riveting head which further extends downwards from the large-diameter end shaft section, and a downward limiting shaft shoulder is arranged on the outer side of the joint of the large-diameter end shaft section and the small-diameter end riveting head; the riveting sleeve comprises a large-diameter barrel part and a small-diameter barrel part, wherein the large-diameter barrel part is used for being sleeved on the outer side of the large-diameter end shaft section, the small-diameter barrel part extends downwards from the large-diameter barrel part and is used for being sleeved on the outer side of the small-diameter end riveting head, and an upward step-shaped bottom shoulder is arranged at the joint of the inner side of the large-diameter barrel part and the inner side of the small-diameter barrel part; the rivet joint and the riveting sleeve are in elastic fit in the vertical direction, and when the rivet joint and the riveting sleeve are compressed, the bottom shoulder can limit the limiting shaft shoulder upwards; the lower end of the small-diameter end riveting head is provided with a bottom riveting surface, the lower end of the small-diameter cylinder part is provided with a bottom cylinder edge, the bottom riveting surface and the bottom cylinder edge are used for riveting a wiring terminal button and a connecting sheet body, and when the small-diameter end riveting head is not compressed, the bottom cylinder edge is lower than the bottom riveting surface.

As a further improvement of the invention, when the cylinder riveting device of the connection structure of the wiring terminal button is compressed, the bottom cylinder edge is lower than the bottom riveting surface.

As a further improvement of the invention, the bushing riveting device of the connection structure of the terminal button is used for riveting a riveting groove around the periphery of the top end column on the connection sheet body.

As a further improvement of the invention, the riveting sleeve is provided with a positioning groove extending up and down, and the riveting head is provided with a positioning pin extending left and right and capable of sliding up and down on the positioning groove.

As a further improvement of the invention, the rivet joint is provided with a propping shaft shoulder positioned above the shaft section of the large-diameter end, the elastic element is a spring, one end of the spring props up the propping shaft shoulder upwards, and the other end props up the large-diameter cylinder part downwards.

As a further improvement of the invention, the top end cylinder body can be accommodated in the small-diameter cylinder part, and the bottom end cylinder edge can be pressed on the connecting sheet body at the periphery of the connecting hole.

As a further improvement of the invention, a mounting shaft is arranged above the riveting head, the mounting shaft is assembled on the riveting machine by plugging, and the connection terminal button connection structure ejector sleeve riveting device is connected to the radial spin riveting machine.

The invention can also adopt the following technical scheme:

a riveting method of a connecting structure of a terminal button and a sleeve riveting device comprises the connecting structure of the terminal button and the sleeve riveting device, when the connecting structure of the terminal button and the sleeve riveting device is riveted, a bottom sleeve of a riveting sleeve contacts a connecting sheet body firstly, the bottom sleeve surrounds the periphery of a top cylinder and further presses the connecting structure of the terminal button and the sleeve riveting device downwards, and when a limiting shaft shoulder and a bottom shoulder coincide with each other, the riveting head and the riveting sleeve rivet the top cylinder and the connecting sheet body simultaneously.

As a further improvement of the invention, during riveting, the riveting sleeve is sleeved on the connecting sheet body at the periphery of the top end cylinder to form a groove after riveting, and the material of the groove after riveting is squeezed and expanded downwards and towards the periphery of the groove after riveting, so that the connecting sheet body is further attached and connected with the top end cylinder in a lateral direction.

As a further improvement of the invention, the connection terminal button connection structure ejector sleeve riveting device is connected to a radial spin riveting machine, and the radial spin riveting machine enables the connection terminal button connection structure ejector sleeve riveting device to move around the center line of the top end cylinder according to a multi-petal quincuncial track, so that the riveting material in the contact area between the riveting head and the top end cylinder reaches the yield point, and the non-sliding rolling is formed.

Compared with the prior art, the rivet joint comprises a large-diameter end shaft section and a small-diameter end rivet joint extending downwards from the large-diameter end shaft section, wherein a downward limiting shaft shoulder is arranged on the outer side of the joint of the large-diameter end shaft section and the small-diameter end rivet joint; the riveting sleeve comprises a large-diameter barrel part and a small-diameter barrel part, wherein the large-diameter barrel part is used for being sleeved on the outer side of the large-diameter end shaft section, the small-diameter barrel part extends downwards from the large-diameter barrel part and is used for being sleeved on the outer side of the small-diameter end riveting head, and an upward step-shaped bottom shoulder is arranged at the joint of the inner side of the large-diameter barrel part and the inner side of the small-diameter barrel part; the rivet joint and the riveting sleeve are in elastic fit in the vertical direction, and when the rivet joint and the riveting sleeve are compressed, the bottom shoulder can limit the limiting shaft shoulder upwards; the lower end of the small-diameter end riveting head is provided with a bottom riveting surface, the lower end of the small-diameter cylinder part is provided with a bottom cylinder edge, the bottom riveting surface and the bottom cylinder edge are used for riveting a wiring terminal button and a connecting sheet body, and when the small-diameter end riveting head is not compressed, the bottom cylinder edge is lower than the bottom riveting surface. So set up, when a bottom section of thick bamboo along just contacting the connection lamellar body, sticis the connection lamellar body and works as with terminal button of working a telephone switchboard under the elastic force effect the end shoulder with during restriction shaft shoulder coincidence state, riveting cover and riveting head play the riveting effect simultaneously, realize better riveting effect.

Drawings

FIG. 1 is a perspective view of a sleeve riveting apparatus for a connection terminal connection structure according to the present invention;

fig. 2 is an exploded perspective view of the bushing riveting set of the connection terminal connection structure of the present invention.

Fig. 3 is a partial cross-sectional view of a bushing staking device for a terminal stud connection structure of the present invention.

Fig. 4 is another partial cross-sectional view of the bushing staking device of the terminal stud attachment structure of the present invention.

Fig. 5 is a partial cross-sectional view of a bushing-riveting apparatus of a terminal connection structure of the present invention as it is mated with the terminal connection structure.

Fig. 6 is a partial cross-sectional view of a bushing-riveting apparatus of a terminal connection structure of the present invention in further engagement with the terminal connection structure.

Fig. 7 is a schematic view of the terminal connection structure of the present invention before installation.

Fig. 8 is a partial perspective cross-sectional view of the bushing riveting apparatus of the connection terminal connection structure of the present invention.

Fig. 9 is a front view of the bushing riveting set of the connection terminal connection structure of the present invention after riveting a terminal.

Fig. 10 is a perspective assembly view of the bushing riveting set of the connection terminal connection structure of the present invention pre-riveting another connection terminal.

Fig. 11 is a perspective assembly view of the bushing riveting set of the connection terminal connection structure of the present invention riveting another connection terminal.

Fig. 12 is a perspective combination view of the bushing riveting device of the connection terminal connection structure of the present invention after riveting two connection terminals.

Fig. 13 is a perspective view showing a pre-installation of the connection terminal-knob structure of the present invention.

Fig. 14 is a front view of the terminal stud connection structure of the present invention as pre-assembled.

Fig. 15 is a perspective view showing a riveted connection structure of the terminal pin according to the present invention.

Fig. 16 is a side sectional view, as taken at a-a in fig. 14, of the connection structure of the terminal stud according to the present invention after caulking.

Fig. 17 is a schematic view of a multi-petal quincunx trace of the bushing riveting device of the connection terminal connection structure of the present invention during riveting.

Reference numerals:

connection terminal connection structure department section of thick bamboo riveting set 100

Mounting shaft 10 of rivet joint 1

The large-diameter end shaft section 12 of the jacking shaft shoulder 11

Locating hole 121 limits shoulder 13

Bottom riveting surface 141 of small diameter end riveting head 14

Elastic piece 2 riveting sleeve 3

Positioning slot 311 of large-diameter barrel part 31

Bottom shoulder 32 minor diameter cylinder 33

Bottom barrel edge 331 locating pin 34

Terminal pin connection structure 200 terminal pin 4

Body 41 top column 42

Side plane 43 connecting sheet 5

Connecting hole 51 riveted rear groove 52

Bottom 421

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the field of shunt application, great knowledge is given to the problems in the prior art by the Vida electronics Co., Ltd as a supplier skilled in market demand in the industry, and the research and development team further invests huge investment on the original technology owned by the supplier, performs a long-time and large-scale experiment, scheme screening and a large amount of customer investigation, and finally obtains the technical scheme of the invention.

Referring to fig. 1 to 17, the present invention provides a structural schematic view of a bushing riveting device 100 of a connection structure of a terminal. The invention relates to a cylinder riveting device 100 of a connection terminal button connection structure, wherein a connection terminal button connection structure 200 comprises a connection terminal button 4 and a connection sheet body 5, the connection terminal button 4 consists of a main body part 41 and a top end column 42 protruding upwards, a top end column 42 and a connection hole 51 matched with each other are arranged between the connection terminal button 4 and the connection sheet body 5, the cylinder riveting device 100 of the connection terminal button connection structure is used for riveting and positioning the top end column 42 and the connection hole 51, and comprises a riveting head 1 extending axially and a riveting sleeve 3 sleeved on the riveting head 1, the riveting head 1 comprises a large-diameter end shaft section 12 and a small-diameter end riveting head 141 extending downwards from the large-diameter end shaft section 12, and a downward limiting shaft shoulder 13 is arranged at the outer side of the connection part of the large-diameter end shaft section 12 and the small-diameter end riveting head 141; the riveting sleeve 3 comprises a large-diameter cylinder part 31 which is used for being sleeved on the outer side of the large-diameter end shaft section 12 and a small-diameter cylinder part 33 which extends downwards from the large-diameter cylinder part and is used for being sleeved on the outer side of the small-diameter end riveting head 141, and an upward step-shaped bottom shoulder 32 is arranged at the joint of the inner side of the large-diameter cylinder part 31 and the inner side of the small-diameter cylinder part 33; the rivet joint 1 and the riveting sleeve 3 are elastically matched in the vertical direction, and when the rivet joint is compressed, the bottom shoulder 32 can limit the limiting shaft shoulder 13 upwards; the lower end of the small-diameter end rivet joint 141 is provided with a bottom end rivet joint surface 141, the lower end of the small-diameter cylinder part 33 is provided with a bottom end cylinder edge 331, the bottom end rivet joint surface 141 and the bottom end cylinder edge 331 are both used for riveting the connecting terminal button 4 and the connecting sheet body 5, and when the small-diameter end rivet joint is not compressed, the bottom end cylinder edge 331 is lower than the bottom end rivet joint surface 141. So set up, when a bottom section of thick bamboo just contacted along 331 and connect lamellar body 5, sticis connection lamellar body 5 and terminal button 4 of working a telephone switchboard under the elastic force effect, works as end shoulder 32 with during restriction shoulder 13 coincidence state, riveting cover 3 and riveting head 1 play the riveting effect simultaneously.

Preferably, when the barrel-riveting device 100 of the terminal button connection structure is compressed, the bottom barrel rim 331 is lower than the bottom riveting surface 141. So set up, when riveting cover 3 and riveting head 1 played the riveting simultaneously, riveting cover 3 is to connecting the support of lamellar body 5, can make the material of connecting lamellar body 5 downwards and crowded expansion all around (as shown in fig. 16), makes connecting lamellar body 5 material more inseparable with the top cylinder 42 contact after being riveted, has ensured whole riveting in-process, because the top cylinder 42 that leads to of the rapid deformation of top cylinder 42 only expands in connecting hole 51, connects the problem that lamellar body 5 material does not fully contact with top cylinder 42 bottom surface 421. Of course, in other embodiments of the present invention, the bottom barrel edge 331 may not be lower than the bottom riveting surface 141, so that it is not necessary to squeeze the material of the connecting sheet 5 downward and around, and finally the riveting effect can be achieved as shown in fig. 13, and the riveting of the top cylinder 42 can be achieved.

Specifically, referring to fig. 15, the bushing riveting device 100 of the terminal connection structure is used to rivet a riveting rear groove 52 around the periphery of the top end cylinder 42 on the connection sheet body 5. So set up, can make connecting piece body 5 be located top cylinder 42 peripheral material and crowd downwards and expand all around, evenly distributed in riveting back top cylinder 42 bottom surface 421 below, realize more firm riveting.

The riveting sleeve 3 is provided with a positioning groove 311 extending vertically, and the riveting head 1 is provided with a positioning pin 34 extending horizontally and capable of sliding vertically in the positioning groove 311. So set up, constant head tank 311 with locating pin 34 looks sliding fit, can restrict the displacement about riveting head 1 in riveting cover 3, and can not take place to rotate, guarantees better riveting effect, and can prevent that riveting cover 3 and riveting head 1 from taking place to break away from top to bottom.

Specifically, the large-diameter end shaft section 12 is provided with a left-right through positioning hole 121, the positioning pin 34 penetrates through the positioning hole 121, and the left side and the right side of the large-diameter barrel portion 31 are provided with positioning grooves 311 extending up and down for slidably accommodating two ends of the positioning pin 34. So set up, be convenient for make and assemble, and do benefit to holistic structure steadiness.

In the embodiment, the elastic member 2 is a spring, and the spring is received on the shaft section 12 with the large diameter end in a sleeved manner. So set up, the equipment location of being convenient for.

The rivet joint 1 is provided with a propping shaft shoulder 11 positioned above a large-diameter end shaft section 12, one end of the elastic part 2 upwards props against the propping shaft shoulder 11, and the other end downwards props against the upper part of the large-diameter barrel part 31, so that the elastic part 2 is convenient to install and can be stably propped up in the vertical direction. The shape of the supporting shoulder 11 is not limited, and the elastic member 2 can be supported downward.

In a specific riveting process, the top end column 42 can be accommodated in the small-diameter cylinder part 33, and the bottom end cylinder edge 331 can be pressed on the connecting sheet body 5 on the periphery of the connecting hole 51. So set up, can guarantee that rivet joint 1 can rivet top cylinder 42, and riveting cover 3 can be right connect 5 materials of lamellar body and crowd and expand.

The top column 42 is cylindrical and has a side plane 43 on the side. So set up, connect lamellar body 5 can more firmly prepositioning extremely on the top cylinder 42, guarantee at the riveting in-process terminal button 4 with connect lamellar body 5 and take place the displacement.

And a mounting shaft 10 is arranged above the riveting head 1, and the mounting shaft 10 is assembled on the riveting machine by splicing. According to the arrangement, the upper end of the riveting head 1 is arranged on the riveting machine, and the riveting head 1 can move under the action of the riveting machine to realize riveting.

The connection terminal button connection structure ejector sleeve riveting device 100 is connected to a radial spin riveting machine, the radial spin riveting machine enables the connection terminal button connection structure ejector sleeve riveting device 100 to move around the center line of the top end column 42 according to a multi-petal quincuncial track, riveting materials in a contact area between the riveting head 1 and the top end column 42 reach a yield point, and sliding-free rolling is formed. The radial riveting machine is characterized in that an eccentric gear shaft is matched with a spherical pair to form angular quincunx movement, and the riveting head 1 does not rotate, so that the safety performance is high, the finish degree after riveting is high, and the product can be riveted without fixing a tool. By the arrangement, the riveting quality is good, the forming is complete, uniform and stable, the surface is bright and smooth, no internal crack or internal stress accumulation exists, the deformation is free of resilience, the consumption is low, the efficiency is high, the convenience and the reliability are realized, various materials and shapes can be processed, and various technological requirements are met.

Specifically, the following advantages are provided:

1. the riveting quality is high, the riveting head 1 does not rotate in the riveting process due to the adoption of the radial riveting technology, the surface smoothness of the top end cylinder 42 is high after riveting, and a plating layer on the cylinder can be effectively protected;

2. the swing-grinding riveting machine has good safety, and a riveting head is rotated when riveting, so a reliable tooling fixture needs to be designed to prevent a workpiece from being thrown away when riveting and even hurting operators, but the radial riveting machine is very safe and can rivet products without the tooling fixture;

3. the application range is wide, and besides the field of the swing-rolling riveting machine for machining, semi-closed rivets can be riveted, such as rivets in a lock shell; static pressure stop rivets; such as a universal joint; rivets having a relatively large major diameter, such as automobile wipers. In particular, the inner and outer flanging riveting pieces are required to have good processability. Plastics and ceramic materials may also be riveted.

Of course, in other embodiments of the present invention, the sleeve riveting device 100 of the connection terminal button connection structure may also be disposed on a swing-rolling type riveting machine or other types of riveting machines, and may be configured to realize riveting.

The invention also discloses a riveting method of the connection terminal button connection structure ejector sleeve riveting device 100, which comprises the connection terminal button connection structure ejector sleeve riveting device 100 in the riveting process shown in the figures 7 to 12, wherein when the connection terminal button connection structure ejector sleeve riveting device is riveted, a bottom end sleeve edge 331 of the riveting sleeve 3 firstly contacts the connection sheet body 5, the bottom end sleeve edge 331 surrounds the periphery of the top end column body 42, the connection sheet body 5 and the connection terminal button 4 can be pre-positioned, the connection terminal button connection structure ejector sleeve riveting device 100 is further pressed downwards, and when the limiting shaft shoulder 13 and the bottom shoulder 32 are mutually overlapped, the riveting head 1 and the riveting sleeve 3 rivet the top end column body 42 and the connection sheet body 5 simultaneously. Therefore, pre-positioning and formal riveting can be realized during riveting, and the riveting accuracy and the riveting efficiency are improved.

Preferably, during riveting, the riveting sleeve 3 forms a riveting rear groove 52 on the connecting sheet body 5 at the periphery of the top end cylinder 42, and the material of the riveting rear groove 52 expands downwards and towards the periphery of the riveting rear groove 52, so that the connecting sheet body 5 is further attached to the side of the top end cylinder 42. So set up, improve riveting effect greatly, the riveting is more firm and inseparable, realizes the zero resistance contact better.

As a further improvement of the present invention, the connection terminal button connection structure bushing riveting device is connected to a radial riveter (not shown), and the radial riveter makes the connection terminal button connection structure bushing riveting device move around the center line of the top end cylinder according to a multi-petal quincuncial motion trajectory, specifically referring to the multi-petal quincuncial motion trajectory shown in fig. 17, so as to make the riveting material in the contact area between the riveting head and the top end cylinder reach a yield point, thereby forming a non-sliding rolling. By the arrangement, the riveting quality is good, the forming is complete, uniform and stable, the surface is bright and smooth, no internal crack or internal stress accumulation exists, the deformation is free of resilience, the consumption is low, the efficiency is high, the convenience and the reliability are realized, various materials and shapes can be processed, and various technological requirements are met. The number of the petals of the multi-petal plum blossom motion trail is not limited.

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 "or/and" includes any and all combinations of one or more of the associated listed items.

A series of terms of orientation, such as front, rear, left, right, upper, lower, and the like, used for each technical feature of the above-described embodiments are only used for convenience of description and understanding of each technical feature, and do not limit the specific direction in practical use of the technical solution.

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

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.