CN106466701A - A kind of tubular rivet and the clinching method of oval head screw - Google Patents
A kind of tubular rivet and the clinching method of oval head screw Download PDFInfo
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- CN106466701A CN106466701A CN201510515358.2A CN201510515358A CN106466701A CN 106466701 A CN106466701 A CN 106466701A CN 201510515358 A CN201510515358 A CN 201510515358A CN 106466701 A CN106466701 A CN 106466701A
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- tubular rivet
- head screw
- rivet
- oval head
- pin
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Abstract
A kind of tubular rivet and the clinching method of oval head screw.The invention belongs to field of machining is and in particular to the clinching method of a kind of tubular rivet and oval head screw.The present invention is to solve inefficiency in existing riveting process, the high problem of scrappage.The clinching method of a kind of tubular rivet and oval head screw includes step one：Assembling tubular rivet；Step 2：Flange；Step 3：Assembling oval head screw；Step 4：Riveting.Present invention is mainly used for the riveting of tubular rivet and oval head screw and cover plate.
Description
Technical field
The present invention relates to field of machining is and in particular to the clinching method of a kind of tubular rivet and oval head screw.
Background technology
Tubular rivet and the riveting of oval head screw molectron on the cover board is assembled in the product, and its handling speed connects with bolt
The method connecing compares, and can improve efficiency and be about 80%～90%, be widely used.This molectron needs hollow riveting
Nail and oval head screw rivet on the cover board, and ensure that the oval head screw after riveting being capable of flexible rotating.Need during riveting to use
Specific purpose tool is assembled together the riveting of tubular rivet, oval head screw and cover plate, is riveted.In existing riveting process
In, often due to the effect of external force makes oval head screw cause to damage, the oval head screw after riveting can deform, and makes flat
Cheese head screw is restricted when rotating, and scrappage is high, and Set and Positioning process is loaded down with trivial details, inefficiency.
Content of the invention
The present invention is to solve inefficiency in existing riveting process, the high problem of scrappage, and then proposes a kind of tubular rivet
Clinching method with oval head screw.
The present invention is to solve the above problems to take the technical scheme to be：A kind of tubular rivet of the present invention and the riveting of oval head screw
Method comprises the steps：
Step one：Assembling tubular rivet：First support base is fixed on the table, the lower surface of support base is plane,
The upper surface of support seat is arc surface, and the arc surface of the upper surface of support base is identical with the arc of cover plate, by the small end of tubular rivet
It is installed to straight up in the installing hole on cover plate, then will assemble the cover plate after tubular rivet and be placed on the upper end of support base
On face；
Step 2：Flange：Flange pin is multidiameter, and the between centers position of flange pin is provided with taper seat, the end diameter of flange pin
Less than the internal diameter of tubular rivet small end, the outside diameter of flange pin is more than the internal diameter of tubular rivet small end, by the small end of flange pin
It is inserted to straight down in the small end endoporus of tubular rivet, flange pin is applied with pressure straight down, using the circle of flange pin
The conical surface carries out flange to the small end of tubular rivet, makes the small end of tubular rivet outer swollen, tubular rivet is fixed on the cover board, so
Take out flange pin afterwards；
Step 3：Assembling oval head screw：The tail end of oval head screw is inserted to straight up the small end endoporus of tubular rivet
In, then the cover plate assembling after oval head screw is placed on the upper surface of support base；
Step 4：Riveting：Rivet pin is cylinder, and one end end face of rivet pin is provided with blind hole, and the internal diameter of blind hole is more than flat
The external diameter of the tail end of cheese head screw, the depth of blind hole is more than the length of oval head screw, the blind hole of rivet pin is sleeved on oblate
On the tail end of head screw, the small end end face of tubular rivet is against on one end end face of rivet pin, and rivet pin is applied straight down
Pressure, tubular rivet is riveted, make tubular rivet small end internal diameter be less than oval head screw the external diameter of tail end and
More than the external diameter of the connection end of oval head screw, oval head screw is fixed on tubular rivet, then takes out rivet pin.
The invention has the beneficial effects as follows：The present invention can realize quick positioning and clamping to workpiece it is ensured that workpiece rivets the need of assembling
Will, not only overcome the difficult technical barrier of clamping, also meet the requirement of parts batch production simultaneously.Also there is clamp structure
Simply, the advantage that clamping is fast, the process-cycle is short, production efficiency is high, can be generalized in the middle of mechanical processing technique technology.This
Outward, riveting process is simple to operation, accurate positioning, workpiece will not be caused to damage, greatly reduce the scrappage of product.
Brief description
Fig. 1 is the structural representation of support base 1 in the present invention；Fig. 2 is the structural representation of flange pin 2 in the present invention；Figure
3 is the structural representation of rivet pin 3 in the present invention；Fig. 4 is the assembling schematic diagram of tubular rivet 5 and cover plate 4 in the present invention；
Fig. 5 is the structural representation after tubular rivet 5 in the present invention, oblate hook bolt 6 and cover plate 4 riveting；Fig. 6 is the present invention
The structural representation of cover plate 4；Fig. 7 is the structural representation of tubular rivet 5 in the present invention；Fig. 8 is oblate in the present invention
The structural representation of hook bolt 6.
Specific embodiment
Specific embodiment one：Illustrate in conjunction with Fig. 1 to Fig. 8, a kind of tubular rivet described in present embodiment and oval head screw
Clinching method comprise the steps：
Step one：Assembling tubular rivet 5：First support base 1 is fixed on the table, the lower surface of support base 1 is flat
Face, the upper surface of support base 1 is arc surface, and the arc surface of the upper surface of support base 1 is identical with the arc of cover plate 4, by sky
The small end of heart rivet 5 is installed in the installing hole on cover plate 4 straight up, then will assemble the cover plate after tubular rivet 5
On 4 upper surfaces being placed on support base 1；
Step 2：Flange：Flange pin 2 is multidiameter, and the between centers position of flange pin 2 is provided with taper seat, flange pin 2 little
End diameter is less than the internal diameter of tubular rivet 5 small end, and the outside diameter of flange pin 2 is more than the internal diameter of tubular rivet 5 small end, will
The small end of flange pin 2 is inserted in the small end endoporus of tubular rivet 5 straight down, and flange pin 2 is applied with pressure straight down
Power, the taper seat using flange pin 2 carries out flange to the small end of tubular rivet 5, makes the small end of tubular rivet 5 outer swollen, will
Tubular rivet 5 is fixed on cover plate 4, then takes out flange pin 2；
Step 3：Assembling oval head screw 6：The tail end 6-1 of oval head screw 6 is inserted to tubular rivet 5 straight up
Small end endoporus in, be then placed on assembling the cover plate 4 after oval head screw 6 on the upper surface of support base 1；
Step 4：Riveting：Rivet pin 3 is cylinder, and one end end face of rivet pin 3 is provided with blind hole 3-1, blind hole 3-1
Internal diameter be more than oval head screw 6 tail end 6-1 external diameter, the depth of blind hole 3-1 is more than the length of oval head screw 6,
Blind hole 3-1 of rivet pin 3 is sleeved on the tail end 6-1 of oval head screw 6, the small end end face of tubular rivet 5 is against riveting
On one end end face of pin 3, rivet pin 3 is applied with pressure straight down, tubular rivet 5 is riveted, make hollow
The internal diameter of the small end of rivet 5 is less than the external diameter of tail end 6-1 and the connection end more than oval head screw 6 of oval head screw 6
The external diameter of 6-2, oval head screw 6 is fixed on tubular rivet 5, then takes out rivet pin 3.
The material of oval head screw 6 and cover plate 4 is No. 35 steel, and the material of tubular rivet 5 is aluminium alloy.Aluminum alloy materials
Hardness low, plasticity is good, can be riveted at room temperature.Because cover plate 4 is arc, in riveting cover plate 4
Just put with the position of tubular rivet 5, so that tubular rivet 5 is vertically placed, and vertical with cover plate 4 it is ensured that riveting back shroud 4
Vertical with tubular rivet 5.Before riveting, the external diameter of tubular rivet 5 small end and the installation interporal lacuna of cover plate 4 coordinate, tubular rivet
The internal diameter of 5 small ends is coordinated it is ensured that oval head screw 6 can load sky with the crest clearance of the tail end 6-1 of oval head screw 6
Heart rivet 5.After riveting, the internal diameter of tubular rivet 5 small end is less than the external diameter of the tail end 6-1 of oval head screw 6, by hollow riveting
Nail 5 is fixed on cover plate 4, oval head screw 6 is fixed on hollow screw 5, and oval head screw 6 can be in hollow spiral shell
Flexible rotating in nail 5.
Specific embodiment two：Illustrate in conjunction with Fig. 1 to Fig. 8, in step one and step 3 described in present embodiment, support base
Rubber blanket 1-1 is equipped with 1 upper surface, the medium position of rubber blanket 1-1 is provided with groove 1-1-1.Other method and steps with
Specific embodiment one is identical.
Rubber blanket 1-1 plays the effect of buffering, prevents, in riveting, the surface of cover plate 4 and oval head screw 5 of colliding with, will be flat
The nut of cheese head screw 5 is placed in groove 1-1-1, prevents oval head screw 5 and rubber blanket 1-1 from interfering, inconvenience
In positioning.
Specific embodiment three：Illustrate in conjunction with Fig. 1 to Fig. 8, in step one and step 3 described in present embodiment, rubber blanket
The thickness of 1-1 is 1mm～3mm, and the depth of groove 1-1-1 is 0.5mm～1.5mm.Other method and steps be embodied as
Mode two is identical.
Claims (3)
1. a kind of tubular rivet and oval head screw clinching method it is characterised in that：A kind of described tubular rivet and oval head
The clinching method of screw comprises the steps：
Step one：Assembling tubular rivet (5)：First support base (1) is fixed on the table, under support base (1)
End face is plane, and the upper surface of support base (1) is arc surface, the arc surface of upper surface of support base (1) and cover plate (4)
Arc identical, the small end of tubular rivet (5) is installed in the installing hole on cover plate (4) straight up, then will fill
Prepare the cover plate (4) after tubular rivet (5) to be placed on the upper surface of support base (1)；
Step 2：Flange：Flange pin (2) is multidiameter, and the between centers position of flange pin (2) is provided with taper seat, flange pin
(2) end diameter is less than the internal diameter of tubular rivet (5) small end, and the outside diameter of flange pin (2) is more than tubular rivet (5)
The internal diameter of small end, the small end of flange pin (2) is inserted in the small end endoporus of tubular rivet (5) straight down, to flange
Pin (2) applies pressure straight down, and the taper seat using flange pin (2) carries out flange to the small end of tubular rivet (5),
Make the small end of tubular rivet (5) outer swollen, tubular rivet (5) is fixed on cover plate (4), then takes out flange pin (2)；
Step 3：Assembling oval head screw (6)：The tail end (6-1) of oval head screw (6) is inserted to sky straight up
In the small end endoporus of heart rivet (5), then it is placed on support base (1) by assembling the cover plate (4) after oval head screw (6)
Upper surface on；
Step 4：Riveting：Rivet pin (3) is cylinder, and one end end face of rivet pin (3) is provided with blind hole (3-1),
The internal diameter of blind hole (3-1) is more than the external diameter of the tail end (6-1) of oval head screw (6), and the depth of blind hole (3-1) is more than flat
The length of cheese head screw (6), the blind hole (3-1) of rivet pin (3) is sleeved on the tail end (6-1) of oval head screw (6)
On, the small end end face of tubular rivet (5) is against on one end end face of rivet pin (3), to rivet pin (3) apply vertically to
Under pressure, tubular rivet (5) is riveted, make tubular rivet (5) small end internal diameter be less than oval head screw (6)
The external diameter of tail end (6-1) and more than oval head screw (6) connection end (6-2) external diameter, by oval head screw (6)
It is fixed on tubular rivet (5), then take out rivet pin (3).
2. according to claim 1 a kind of tubular rivet and oval head screw clinching method it is characterised in that：Described step
Rapid one and step 3 in, the upper surface of support base (1) is equipped with rubber blanket (1-1), the medium position of rubber blanket (1-1)
It is provided with groove (1-1-1).
3. according to claim 2 a kind of tubular rivet and oval head screw clinching method it is characterised in that：Described step
Rapid one and step 3 in, the thickness of rubber blanket (1-1) is 1mm～3mm, and the depth of groove (1-1-1) is 0.5mm～1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510515358.2A CN106466701A (en) | 2015-08-21 | 2015-08-21 | A kind of tubular rivet and the clinching method of oval head screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510515358.2A CN106466701A (en) | 2015-08-21 | 2015-08-21 | A kind of tubular rivet and the clinching method of oval head screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106466701A true CN106466701A (en) | 2017-03-01 |
Family
ID=58229300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510515358.2A Pending CN106466701A (en) | 2015-08-21 | 2015-08-21 | A kind of tubular rivet and the clinching method of oval head screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106466701A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3030850A (en) * | 1959-05-22 | 1962-04-24 | Robert N Minor | Deformable hollow rivet and pin |
| CN1101403A (en) * | 1993-06-22 | 1995-04-12 | 新城制作所有限公司 | A mandrel for blind rivets and an apparatus for manufacturing the mandrel |
| CN102500738A (en) * | 2011-11-18 | 2012-06-20 | 哈尔滨飞机工业集团有限责任公司 | Blind rivet disassembling tool and disassembling method |
| CN103534494A (en) * | 2011-05-11 | 2014-01-22 | 盈锋知识产权私人有限公司 | Splined fastener |
-
2015
- 2015-08-21 CN CN201510515358.2A patent/CN106466701A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3030850A (en) * | 1959-05-22 | 1962-04-24 | Robert N Minor | Deformable hollow rivet and pin |
| CN1101403A (en) * | 1993-06-22 | 1995-04-12 | 新城制作所有限公司 | A mandrel for blind rivets and an apparatus for manufacturing the mandrel |
| CN103534494A (en) * | 2011-05-11 | 2014-01-22 | 盈锋知识产权私人有限公司 | Splined fastener |
| CN102500738A (en) * | 2011-11-18 | 2012-06-20 | 哈尔滨飞机工业集团有限责任公司 | Blind rivet disassembling tool and disassembling method |
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Application publication date: 20170301 |