CN217831569U - Device for pressing and riveting nut on aluminum profile - Google Patents
Device for pressing and riveting nut on aluminum profile Download PDFInfo
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- CN217831569U CN217831569U CN202220692886.0U CN202220692886U CN217831569U CN 217831569 U CN217831569 U CN 217831569U CN 202220692886 U CN202220692886 U CN 202220692886U CN 217831569 U CN217831569 U CN 217831569U
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- core
- air cylinder
- cylinder seat
- bottom plate
- aluminum profile
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Abstract
A device for riveting nuts on aluminum profiles is composed of a positioning support mechanism and a wedge core-piercing mechanism, wherein the positioning support mechanism is provided with a bottom plate, a support block is fixed on the bottom plate, and the support block is provided with a positioning pin; the inclined wedge core penetrating mechanism is provided with an air cylinder, an air cylinder seat, an upper core and a lower core, wherein the air cylinder is installed on the air cylinder seat, the air cylinder seat is fixed on a bottom plate, the upper core is connected with the air cylinder seat, and an air cylinder piston rod is connected with the lower core. The utility model discloses location supporting mechanism and slide wedge mechanism of coring, slide wedge mechanism of coring are located location supporting mechanism, and slide wedge mechanism of coring uses the cylinder as power for support the die cavity of product spare when riveting the nut, in order to avoid the aluminium alloy obviously to warp and guarantee to press and rivet intensity. The utility model transmits the acting force in the pressure riveting process to the supporting mechanism for supporting, thereby solving the problem that the traditional pressure riveting core aluminum profile cavity is directly stressed to generate deformation; the upper core is provided with a press riveting nut female die, so that the aluminum profile with the cavity can be fully connected with the nut, and the connection strength is ensured.
Description
Technical Field
The utility model relates to a device that is used for aluminium alloy to press and rivets nut.
Background
Aluminum alloy sections have the characteristics of light dead weight, excellent mechanical property, good processing manufacturability and the like, and are increasingly used for automobile structural parts at present. The automobile structural part made of the aluminum alloy section is connected and assembled in a press riveting mode, and the press riveting part has the advantages of being good in surface quality, small in deformation, high in connection strength and the like. When the aluminum profile product piece with the cavity is used for pressing and riveting the nut, the cavity structure can be seriously deformed after being directly pressed. The traditional pressure riveting nut is used for pressure riveting by inserting a straight core into a cavity to support the inner wall of the cavity, but the aluminum profile cavity is directly stressed to generate deformation, and the problem that the straight core cannot be manually discharged due to deformation and extrusion of the cavity is solved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at solving prior art's problem, provide one kind and can fix a position the aluminium alloy and support aluminium alloy product spare die cavity, avoid aluminium alloy product spare to press to rivet the device that is used for aluminium alloy pressure rivet nut that warp.
The problem of the utility model is realized with following technical scheme:
a device for riveting nuts by aluminum profiles comprises a positioning support mechanism and a tapered wedge core-piercing mechanism, wherein the positioning support mechanism is provided with a bottom plate, a supporting block is fixed on the bottom plate, and the supporting block is provided with a positioning pin; the inclined wedge core penetrating mechanism is provided with an air cylinder, an air cylinder seat, an upper core and a lower core, the air cylinder is installed on the air cylinder seat, the air cylinder seat is fixed on the bottom plate, the upper core is connected with the air cylinder seat, and an air cylinder piston rod is connected with the lower core.
Above-mentioned a device for aluminium alloy pressure riveting nut, lower core is the wedge that the upper surface is the inclined plane, goes up the bottom surface of core for with lower core upper surface match the inclined plane of laminating, goes up core upper portion and is equipped with the pressure riveting nut die.
Above-mentioned a device for aluminium alloy is pressed and is riveted nut, the top of locating pin is worn out by supporting shoe upper portion, and the bolt hole of aluminium alloy product spare is inserted at the locating pin top, and lower core bottom is equipped with the groove of stepping down, and the groove of stepping down corresponds the locating pin.
Above-mentioned a device for aluminium alloy is pressed and is riveted nut, cylinder block are the spill, and the pivot is articulated core and the front plate that the cylinder block is close to the supporting shoe on will going up, and the front plate of cylinder block still is equipped with the guide slot to core motion direction down.
Above-mentioned a device for aluminium alloy pressure riveting nut, bottom plate bilateral symmetry sets up the handle.
The device is including location supporting mechanism and slide wedge mechanism of coring, and the slide wedge mechanism of coring is located location supporting mechanism, and the slide wedge mechanism of coring uses the cylinder as power for support the die cavity of product spare when riveting the nut, in order to avoid the aluminium alloy obviously to warp and guarantee to press and rivet intensity. The utility model transmits the acting force in the pressure riveting process to the supporting mechanism for supporting by the tapered wedge core-piercing mechanism, thereby solving the problem that the traditional pressure riveting core aluminum profile cavity is directly stressed to generate deformation; the upper core is provided with a press riveting nut female die, so that the aluminum profile with the cavity can be fully connected with the nut, and the connection strength is ensured.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the working state of the present invention;
fig. 2 is a perspective view of the present invention;
FIG. 3 is a perspective view of the positioning support mechanism;
FIG. 4 is a perspective view of a cam-actuated core-piercing mechanism;
fig. 5 is a partial enlarged view at a in fig. 1.
The list of reference numbers in the figures is: 1. the device comprises a bottom plate, 2, supporting blocks, 3, positioning pins, 4, an air cylinder, 5, an air cylinder seat, 5-1, a guide groove, 6, a rotating shaft, 7, an upper core, 8, a press rivet nut female die, 9, a lower core, 9-1, a yielding groove, 10, an aluminum profile product part, 11 and a handle.
Detailed Description
Referring to fig. 1-5, the utility model discloses constitute by location supporting mechanism and slide wedge mechanism of puncturing, wherein, location supporting mechanism is used for supporting and fixing a position aluminium alloy product 10, and the slide wedge mechanism of puncturing penetrates in the die cavity of aluminium alloy product, presses and rivets the process and supports the die cavity inner wall, avoids aluminium alloy product obvious deformation and guarantees to press and rivet intensity. The positioning and supporting mechanism is provided with a bottom plate 1, a supporting block 2 is fixed on the bottom plate, a positioning pin 3 is assembled in the supporting block, the top of the positioning pin penetrates out of the upper part of the supporting block and is inserted into a bolt hole of an aluminum profile product piece, and therefore the positioning of the aluminum profile product piece is formed. The wedge core-piercing mechanism is provided with a cylinder 4, a cylinder seat 5, an upper core 7 and a lower core 9. The cylinder block is concave, the cylinder is installed on the cylinder block, the cylinder block is fixed on the bottom plate, and the upper core is hinged on the front plate of the cylinder block through a rotating shaft 6. The front plate of the cylinder seat is also provided with a guide groove 5-1 for guiding the movement of the lower core. The piston rod of the cylinder is connected with the lower core. The lower core is wedge-shaped, the upper surface of which is an inclined plane, and the bottom surface of the upper core is an inclined plane which is matched and attached with the upper surface of the lower core. The bottom of the lower core is provided with a abdication groove 9-1 which corresponds to the positioning pin. Go up core upper portion and be equipped with the pressure riveting nut die 8 that has the boss, the pressure riveting nut die is used for squeezing the aluminium alloy into the nut recess when pressure riveting, improves riveting strength. In order to facilitate the movement of the device, handles 11 are symmetrically arranged on two sides of the bottom plate.
Referring to fig. 1, when the utility model is used, an operator penetrates an aluminum profile product into an upper core, and the aluminum profile product is positioned by a positioning pin; the cylinder acts, the lower core extends out and is lapped on the locating pin, the upper core is supported, the upper core supports the die cavity of the aluminum alloy product, and a gap is reserved between the bottom surface of the aluminum alloy product and the supporting block; when the clamping nut of the pressure riveting equipment is pressed and assembled, the pressure riveting acting force is sequentially transmitted to the bottom plate through the pressure riveting nut female die, the upper core, the lower core and the positioning pin, so that the aluminum profile product piece cannot deform due to pressure riveting.
Claims (5)
1. The utility model provides a device that is used for aluminium alloy to press rivet nut which characterized in that: the positioning and supporting mechanism is provided with a bottom plate, a supporting block is fixed on the bottom plate, and the supporting block is provided with a positioning pin; the inclined wedge core penetrating mechanism is provided with an air cylinder, an air cylinder seat, an upper core and a lower core, the air cylinder is installed on the air cylinder seat, the air cylinder seat is fixed on the bottom plate, the upper core is connected with the air cylinder seat, and an air cylinder piston rod is connected with the lower core.
2. The device for aluminum profile clinch nuts as claimed in claim 1, characterized in that: the lower core is wedge-shaped, the upper surface of the lower core is an inclined plane, the bottom surface of the upper core is an inclined plane matched and attached with the upper surface of the lower core, and the upper part of the upper core is provided with a female die for the press riveting nut.
3. The device for aluminum profile clinch nuts as claimed in claim 2, characterized in that: the top of the locating pin is penetrated out from the upper part of the supporting block, the top of the locating pin is inserted into a bolt hole of an aluminum profile product, the bottom of the lower core is provided with a abdicating groove, and the abdicating groove corresponds to the locating pin.
4. Device for aluminium profile clinch nuts according to claim 3, characterized in that: the cylinder seat is concave, the upper core is hinged with the front plate of the cylinder seat close to the supporting block by the rotating shaft, and the front plate of the cylinder seat is also provided with a guide groove for guiding the movement of the lower core.
5. The device for aluminum profile clinch nuts as claimed in claim 4, characterized in that: handles are symmetrically arranged on two sides of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220692886.0U CN217831569U (en) | 2022-03-28 | 2022-03-28 | Device for pressing and riveting nut on aluminum profile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220692886.0U CN217831569U (en) | 2022-03-28 | 2022-03-28 | Device for pressing and riveting nut on aluminum profile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217831569U true CN217831569U (en) | 2022-11-18 |
Family
ID=84017295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220692886.0U Active CN217831569U (en) | 2022-03-28 | 2022-03-28 | Device for pressing and riveting nut on aluminum profile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217831569U (en) |
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2022
- 2022-03-28 CN CN202220692886.0U patent/CN217831569U/en active Active
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