CN208929045U - A kind of no rivet connector - Google Patents
A kind of no rivet connector Download PDFInfo
- Publication number
- CN208929045U CN208929045U CN201821768744.8U CN201821768744U CN208929045U CN 208929045 U CN208929045 U CN 208929045U CN 201821768744 U CN201821768744 U CN 201821768744U CN 208929045 U CN208929045 U CN 208929045U
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- CN
- China
- Prior art keywords
- diameter
- circular
- coil
- flange
- shaped frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/42—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by magnetic means, e.g. electromagnetic
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The utility model relates to a kind of no rivet connectors, including U-shaped frame, the inner upper of the U-shaped frame is provided with riveting gun, the lower inside of the U-shaped frame is provided with cavity plate, the top surface of the cavity plate offers the circular groove coaxial with the formed punch of riveting gun, it coaxially is installed with boss inside the circular groove, the gap between boss periphery and circular groove inner circumferential forms circular edges slot；The riveting gun includes the flange for being screwed onto U-shaped frame inner upper, is successively arranged coil, driving piece, formed punch inside flange from top to down, and coil bottom surface is used to contact with driving piece top surface, and driving piece bottom surface is fitted closely with formed punch top surface.The structure without rivet connector is simple.
Description
Technical field
The utility model relates to a kind of no rivet connectors, are related to plate interconnection technique field.
Background technique
No rivet interlacement technique functions be derived from late 1980s, by Germany TOX company take the lead in researching and developing success, also referred to as its
For TOX interconnection technique.One of the technology category sheet metal interconnection technique is a kind of cold deformation ability using plate itself, right
Plate carries out pressure processing, and plate is made to generate local deformation and a kind of plate interconnection technique that plate links together.Without riveting
Nail connection has many advantages, such as that fatigue strength is high, presentation quality is excellent, without deformation and safety and environmental protection relative to traditional spot welding.
Existing no rivet interlacement equipment is concentrated mainly on to the adjustment in no rivet connector structure and increases riveting
The device of part heat treatment, but power source is still mainly using traditional air pressure, to rivet jointing performance after forming
Room for promotion it is limited, for some resistances of deformation greatly and forming rear joint performance difference material without rivet interlacement improvement project
Limited, forming technology has certain limitation.
Utility model content
In view of the deficiencies in the prior art, the technical problem to be solved by the utility model is to provide a kind of no rivet interlacements to fill
It sets, is not only simple in structure, and convenient and efficient.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of no rivet connector, including U
Shape frame, the inner upper of the U-shaped frame are provided with riveting gun, and the lower inside of the U-shaped frame is provided with cavity plate, the top of the cavity plate
Face offers the circular groove coaxial with the formed punch of riveting gun, is coaxially installed with boss inside the circular groove, boss periphery with
Gap between circular groove inner circumferential forms circular edges slot；The riveting gun includes the flange for being screwed onto U-shaped frame inner upper, flange
Inside is successively arranged coil, driving piece, formed punch from top to down, and coil bottom surface is used to contact with driving piece top surface, drives piece bottom surface
It is fitted closely with formed punch top surface.
Preferably, vertical circular hole is offered inside the flange, the upper and lower ends of the circular hole run through the upper of flange
Lower end surface, the top surface of the flange offers internal diameter greater than circular hole and the circular groove with circular hole coaxial, circular hole are communicated with circular groove, described
The circumference of circular groove offers the wire casing radially extended.
Preferably, the top surface of the flange and the inner top surface of U-shaped frame contact with each other, and are provided with coil in circular groove, in circular hole
It is coaxially arranged with driving piece and formed punch, formed punch outer diameter and driving piece outer diameter are equal to bore inner diameter；The electricity of the coil positive and negative anodes
Line is pierced by through wire casing and connect with external power supply system.
Preferably, the formed punch includes the sequentially coaxially fixed large diameter cylinder being integrated, small-diameter circular from top to bottom
Cylinder, round estrade composition, the outer diameter of large diameter cylinder is equal to bore inner diameter and top surface is fitted closely with driving piece bottom surface, rotary table
Body it is wide head-up, carefully upside down.
Preferably, it is bolted with an end casing on the bottom surface of the flange, offers in the middle part of the end casing to minor diameter
The abdicating through hole that cylindrical body, round estrade are pierced by vertically, in the small-diameter circular cylinder between the large diameter cylinder and end casing
It is arranged with compressed spring.
Preferably, the bottom end of the cavity plate is coaxially installed with the external screw thread axis that outer diameter is less than body diameter, and cavity plate shape is
Cylindrical body, the lower inside of U-shaped frame offer the cylindrical hole being coaxially embedded in for cavity plate, and bottom is equipped with and external screw thread in cylindrical hole
The internal thread hole that axis is spirally connected.
Preferably, further include power-supply system for coil power supply, the power-supply system includes along coil electrode to coil
Cathode is sequentially connected electrically transformer, rectifier, current-limiting resistance, charge switch, discharge switch in connection line, transformer by
Power supply power supply is also parallel with capacitor group, the charge switch and discharge switch in the connection line through a switch control box point
It does not control.
Compared with prior art, the utility model has the following beneficial effects: the structure without rivet connector is simple,
By external power supply system to coil discharge, curring time is short, and loading speed is high, for no rivet interlacement connector bonding strength and tired
The raising in labor service life provides possibility, by the way of electromagnetism power drive, has widened the process window without rivet interlacement；Cavity plate energy
Enough and formed punch cooperates, and realizes without rivet interlacement, easy to operate.
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
Fig. 1 is the organigram one of the utility model embodiment.
Fig. 2 is the organigram two of the utility model embodiment.
Fig. 3 is the organigram three of the utility model embodiment.
Fig. 4 is the organigram of flange.
Fig. 5 is the organigram of cavity plate.
Fig. 6 is the organigram of formed punch.
Specific embodiment
In order to make the above-mentioned features and advantages of the utility model more obvious and understandable, special embodiment below, and cooperate attached drawing,
It is described in detail below.
As shown in Fig. 1 ~ 6, a kind of no rivet connector, including U-shaped frame 1, the inner upper of the U-shaped frame are provided with riveting
Rifle 2, the lower inside of the U-shaped frame are provided with cavity plate 3, and the top surface of the cavity plate offers the circle coaxial with the formed punch 4 of riveting gun
Connected in star 5, the circular groove inside are coaxially installed with boss 6, and the gap between boss periphery and circular groove inner circumferential is formed
Circular edges slot 7；The riveting gun includes the flange 8 for being screwed onto U-shaped frame inner upper, is successively arranged coil from top to down inside flange
9, piece 10, formed punch are driven, coil bottom surface is used to contact with driving piece top surface, can to generate sense as big as possible in driving piece
It should be vortexed, and then generate big electromagnetic repulsive force, can also improve capacity usage ratio, driving piece bottom surface is closely pasted with formed punch top surface
It closes.
In the utility model embodiment, vertical circular hole 11 is offered inside the flange, up and down the two of the circular hole
End run through flange upper and lower end face, the top surface of the flange offer internal diameter greater than circular hole and with the circular groove of circular hole coaxial 12,
Circular hole is communicated with circular groove, and the circumference of the circular groove offers the wire casing 13 radially extended；Drive piece and formed punch can be in circular hole
Vertical sliding.
In the utility model embodiment, the top surface of the flange and the inner top surface of U-shaped frame contact with each other, and are arranged in circular groove
There is coil, driving piece and formed punch are coaxially arranged in circular hole, formed punch outer diameter and driving piece outer diameter are equal to bore inner diameter；The line
The electric wire of circle positive and negative anodes is pierced by through wire casing to be connect with external power supply system 14.
In the utility model embodiment, the formed punch includes the sequentially coaxially fixed large-diameter circular being integrated from top to bottom
Cylinder 15, small-diameter circular cylinder 16, round estrade 17 form, and the outer diameter of large diameter cylinder is equal to bore inner diameter and top surface and driving
Piece bottom surface fits closely, round estrade it is wide head-up, carefully upside down and outer diameter is less than circular groove internal diameter, during the connection process may be used
It is pressed directly into the connection completed between plate 37 in the circular groove of the cavity plate.
In the utility model embodiment, an end casing 18, the end casing middle part are bolted on the bottom surface of the flange
Offer the abdicating through hole 19 being pierced by vertically to small-diameter circular cylinder, round estrade, the large diameter cylinder and end casing it
Between small-diameter circular cylinder on be arranged with compressed spring 20, the top of compressed spring is limited by the end face of the large diameter cylinder
Position, bottom end is limited by the end casing；End casing surrounding is spirally connected through several screws 21 with flange bottom end.
In the utility model embodiment, the surrounding of the flange is spirally connected through several vertical bolts 22 with U-shaped frame, spiral shell
Nut 23 is bolted on bolt.
In the utility model embodiment, the bottom end of the cavity plate is coaxially installed with the external screw thread that outer diameter is less than body diameter
Axis 24, cavity plate shape are cylindrical body, and the lower inside of U-shaped frame offers the cylindrical hole 25 being coaxially embedded in for cavity plate, cylindrical hole
Interior bottom is equipped with the internal thread hole 26 being spirally connected with external screw thread axis, so that the mode that cavity plate is connected through a screw thread is connected to U-shaped frame
Together, different according to the thickness for placing connector above cavity plate, cavity plate can be made to go up and down by rotating cavity plate, so that formed punch lower end
Height between face and cavity plate upper surface reaches suitable height, can start no rivet interlacement.
Further include the power-supply system for coil power supply in the utility model embodiment, the power-supply system include along
Coil electrode 27 to coil cathode 28 is sequentially connected electrically transformer 29 in connection line, rectifier 30, current-limiting resistance 31, fills
Electric switch 32, discharge switch 33, transformer are powered by power supply 34, and capacitor group 35 is also parallel in the connection line, described to fill
Electric switch and discharge switch control respectively through a switch control box 36, and switch control box controls charge switch and discharge switch respectively
Closure and unlatching.
In the utility model embodiment, the coil is the circular disk for being tied with copper wire, and drawing in the outermost layer of coil has
Two terminals, one end are connected with the anode of the power-supply system, and the other end is connected with the power-supply system cathode.
In the utility model embodiment, the driving piece is cylindrical copper body, is mounted on the lower section of the coil.
A kind of working method of no rivet connector, sequentially includes the following steps: (1) preparation: according to riveting process
In required energy and power, determine the discharge voltage size of power-supply system, and set voltage；(2) equipment charge: pass through switch control
Case closure charge switch charges to capacitor group, until charging terminates；(3) equipment is discharged: being closed by switch control box
Discharge switch discharges to coil by capacitor group, forms pulse current on coil, causes instantaneously to generate strong around it
Pulsed magnetic field, driving piece can generate vortex close to the side of coil under the action of the magnetic field, drive the vortex in piece by line
The strong effect in magnetic field is enclosed, electromagnetic repulsive force can be generated between coil and driving piece, so that driving piece moves downward；(4) without riveting
Nail connection: the driving piece moved downward pushes formed punch to move down rapidly, and moving down for formed punch will compress compressed spring, and moving down for formed punch will
It completes with cavity plate cooperation without rivet interlacement；(5) reset: after the completion of rivet interlacement, compressed spring part is sprung back so that driving piece
It is resetted rapidly with formed punch, for preparing without rivet interlacement next time.It is big by setting voltage using electromagnetic force as power source
Small, closure charge switch charges to capacitor group, is then closed discharge switch to coil discharge, can generate around hot-wire coil strong
Pulsed magnetic field, driving piece can generate vortex close to the side of coil under the action of the magnetic field, the vortex in driving piece by
The effect of coil magnetic field, can generate electromagnetic repulsive force between coil and driving piece, driving piece pushes under formed punch under that force
It moves, to realize that simple process is easy to operate, meets the needs under the conditions of different rivetings, has widened without rivet without rivet interlacement
Joint forming process window.
The utility model is not limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model
Other various forms of no rivet connectors out.All equivalent changes done according to present utility model application the scope of the patents with repair
Decorations, should all belong to the covering scope of the utility model.
Claims (7)
1. a kind of no rivet connector, it is characterised in that: including U-shaped frame, the inner upper of the U-shaped frame is provided with riveting gun,
The lower inside of the U-shaped frame is provided with cavity plate, and the top surface of the cavity plate offers the circular groove coaxial with the formed punch of riveting gun,
It coaxially is installed with boss inside the circular groove, the gap between boss periphery and circular groove inner circumferential forms circular edges slot；
The riveting gun includes the flange for being screwed onto U-shaped frame inner upper, is successively arranged coil, driving piece, punching inside flange from top to down
Head, coil bottom surface are used to contact with driving piece top surface, and driving piece bottom surface is fitted closely with formed punch top surface.
2. no rivet connector according to claim 1, it is characterised in that: offer vertical circle inside the flange
Hole, the upper and lower ends of the circular hole run through the upper and lower end face of flange, the top surface of the flange offer internal diameter greater than circular hole and
With the circular groove of circular hole coaxial, circular hole is communicated with circular groove, and the circumference of the circular groove offers the wire casing radially extended.
3. no rivet connector according to claim 2, it is characterised in that: the top surface of the flange and U-shaped frame it is interior
Top surface contacts with each other, and coil is provided in circular groove, is coaxially arranged in circular hole and drives piece and formed punch, outside formed punch outer diameter and driving piece
Diameter is equal to bore inner diameter；The electric wire of the coil positive and negative anodes is pierced by through wire casing to be connect with external power supply system.
4. no rivet connector according to claim 3, it is characterised in that: the formed punch includes successively same from top to bottom
The fixed large diameter cylinder being integrated of axis, small-diameter circular cylinder, round estrade composition, the outer diameter of large diameter cylinder are equal to circular hole
Internal diameter and top surface are fitted closely with driving piece bottom surface, round estrade it is wide head-up, carefully upside down.
5. no rivet connector according to claim 4, it is characterised in that: be bolted with one end on the bottom surface of the flange
Cover board, the end casing middle part offer the abdicating through hole being pierced by vertically to small-diameter circular cylinder, round estrade, the major diameter
Compressed spring is arranged in small-diameter circular cylinder between cylindrical body and end casing.
6. no rivet connector according to claim 1, it is characterised in that: the bottom end of the cavity plate is coaxially installed with outer
Diameter is less than the external screw thread axis of body diameter, and cavity plate shape is cylindrical body, and the lower inside of U-shaped frame offers coaxially embedding for cavity plate
The cylindrical hole entered, bottom is equipped with the internal thread hole being spirally connected with external screw thread axis in cylindrical hole.
7. no rivet connector according to claim 1, it is characterised in that: further include the power supply system for coil power supply
System, the power-supply system include the transformer being sequentially connected electrically in connection line along coil electrode to coil cathode, rectification
Device, current-limiting resistance, charge switch, discharge switch, transformer are also parallel with capacitor group in the connection line by power supply power supply,
The charge switch and discharge switch control respectively through a switch control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768744.8U CN208929045U (en) | 2018-10-30 | 2018-10-30 | A kind of no rivet connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768744.8U CN208929045U (en) | 2018-10-30 | 2018-10-30 | A kind of no rivet connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208929045U true CN208929045U (en) | 2019-06-04 |
Family
ID=66726442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821768744.8U Expired - Fee Related CN208929045U (en) | 2018-10-30 | 2018-10-30 | A kind of no rivet connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208929045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109248964A (en) * | 2018-10-30 | 2019-01-22 | 福州大学 | A kind of no rivet connector and its working method |
-
2018
- 2018-10-30 CN CN201821768744.8U patent/CN208929045U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109248964A (en) * | 2018-10-30 | 2019-01-22 | 福州大学 | A kind of no rivet connector and its working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 Termination date: 20211030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |