CN220049760U - Hexagonal press riveting device for press riveting stud - Google Patents
Hexagonal press riveting device for press riveting stud Download PDFInfo
- Publication number
- CN220049760U CN220049760U CN202321018618.1U CN202321018618U CN220049760U CN 220049760 U CN220049760 U CN 220049760U CN 202321018618 U CN202321018618 U CN 202321018618U CN 220049760 U CN220049760 U CN 220049760U
- Authority
- CN
- China
- Prior art keywords
- press
- riveting
- hexagonal
- stud
- press riveting
- 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.)
- Active
Links
- 239000002184 metal Substances 0.000 abstract description 10
- 238000005507 spraying Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007790 scraping Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model relates to the technical field of sheet metal machining, and particularly discloses a hexagonal press riveting stud press riveting device which is applied to press riveting operation of hexagonal press riveting studs. The press riveting device comprises an upper die structure and a lower die structure arranged at the lower end of the upper die structure; the screw bolt of the press riveting screw bolt is positioned in the upper die clearance hole, and the hexagonal end face of the press riveting screw bolt is positioned in the hexagonal positioning groove of the lower die. The hexagonal press riveting device for the press riveting stud can position the upper end of the protrusion of the press riveting stud and the hexagonal tail end, improves the accuracy of press riveting, and can avoid the upper end of the protrusion of the press riveting stud, avoid damage to threads on the stud surface, effectively improve the product quality and reduce the production cost. Meanwhile, the spring thimble structure can press the hexagonal end face of the stud into a position lower than the metal plate surface, and the surface of the post putty-scraping and paint-spraying product is smooth and has no convex feeling.
Description
Technical Field
The utility model relates to the technical field of sheet metal machining, in particular to a hexagonal press riveting stud press riveting device.
Background
The riveting screw bolt is also called a nut column, which is a fastener applied to a sheet metal, a thin plate, a machine case and a machine cabinet, one external end of the riveting nut column is hexagonal, the other end of the riveting nut column is cylindrical, a tool withdrawal groove is formed between the hexagonal side and the cylindrical middle, the internal shape of the hexagonal side is an internal thread, the hexagon head is pressed into a preset hole (the aperture of the preset hole is generally slightly smaller than the external diameter of the cylinder of the riveting screw bolt) of the thin plate by a press machine, so that the periphery of the hole is plastically deformed, and the deformed part is extruded into the tool withdrawal groove of the riveting nut column, so that the riveting nut column is riveted on the thin plate, thereby forming an effectively fixed internal thread on the thin plate.
In practical application, when the hexagonal press-riveting stud is pressed and riveted, the high requirement on the position accuracy is provided, and once the position is shifted in the press-riveting process, the press-riveting is easily unsuccessful, defective products or waste products are generated, and the reject ratio is high; in addition, after the press riveting, the hexagonal end face of the stud can protrude out of the surface of the metal plate, and convex sense can exist in the later putty and paint spraying process, so that the appearance quality of the product is affected.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a hexagonal press riveting stud press riveting device.
The technical scheme of the utility model is as follows: the hexagonal press riveting stud press riveting device is applied to press riveting operation of the hexagonal press riveting stud, and comprises an upper die structure and a lower die structure arranged at the lower end of the upper die structure; the upper die structure comprises a press-riveting upper die, the lower end of the press-riveting upper die is a plane with a circular clearance hole, an edge R angle is formed, and an annular fixing groove is formed in the upper end of the press-riveting upper die; the lower die structure comprises a press-riveting lower die ejector block, ejector pins, a press-riveting lower die base, springs and equal-height screws, wherein the press-riveting lower die ejector block is provided with hexagonal positioning grooves, fixing holes and spring mounting holes are formed in two sides of the press-riveting lower die ejector block, the ejector pins are hexagonal in upper end, annular fixing grooves are formed in the lower ends of the ejector pins, ejector pin mounting holes are formed in the middle of the press-riveting lower die base, side threaded holes are used for fixing the ejector pins, threaded connecting holes and spring mounting holes in two sides are formed in the middle of the press-riveting lower die base, annular fixing grooves are formed in the lower end of the base, the springs are mounted between the lower die ejector block and the lower die base, and the equal-height screws are used for fixing the lower die ejector block and the lower die base; the screw bolt of the press riveting screw bolt is positioned in the upper die clearance hole, and the hexagonal end face of the press riveting screw bolt is positioned in the hexagonal positioning groove of the lower die top block.
Optionally, the upper die structure further comprises an upper clamping plate, the upper end of the upper die is connected with the lower end of the upper clamping plate, the upper die is convenient to install, and the use stability of the upper die is improved.
Optionally, be detachable connection between mould and the punch holder on the squeeze riveter, be convenient for install and dismantle the squeeze riveter, make it satisfy the squeeze riveter double-screw bolt squeeze riveter demand of different models, improve this squeeze riveter double-screw bolt squeeze riveter's commonality.
Optionally, the lower extreme of punch holder is equipped with first mounting groove, the upper end of mould is located in the first mounting groove on the squeeze blind rivet, sets up first mounting groove, is convenient for carry out the installation of counterpointing to the squeeze blind rivet and goes up the mould, improves the convenience of installation.
Optionally, the lower mould structure still includes the lower plate, the lower extreme of moulding-die lower mould base is connected with the upper end of lower plate, is convenient for install riveting lower mould base, improves its stability of using.
Optionally, be detachable connection between riveting lower mould base and the lower plate, be convenient for install and dismantle riveting lower mould base, make it satisfy the riveting double-screw bolt pressure of different models and rivet the demand, improve this riveting double-screw bolt pressure and rivet the commonality of device.
Optionally, the upper end of lower plate is equipped with the second mounting groove, the lower extreme of riveting the lower mould base is located the second mounting groove, sets up the second mounting groove, is convenient for counterpoint installation to riveting the lower mould, improves the convenience of installation.
Compared with the prior art, the utility model has the beneficial effects that: the hexagonal press riveting device for the press riveting stud can position the upper end of the protrusion of the press riveting stud and the hexagonal tail end, improves the accuracy of press riveting, and can avoid the upper end of the protrusion of the press riveting stud, avoid damage to threads on the stud surface, effectively improve the product quality and reduce the production cost. Meanwhile, the spring thimble structure can press the hexagonal end face of the stud into a position lower than the metal plate surface, and the surface of the post putty-scraping and paint-spraying product is smooth and has no convex feeling.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic diagram of an overall structure of a hexagonal press-riveting stud press-riveting device according to an embodiment of the present utility model.
Fig. 2 is a schematic diagram of a working state of a hexagonal press-riveting stud press-riveting device according to an embodiment of the present utility model.
Fig. 3 is an exploded schematic view of a hexagonal press-riveting stud press-riveting device according to an embodiment of the present utility model.
Wherein 1 is an upper die structure; 11 is a press riveting upper die; 12 is a round avoidance hole; 13 is an upper die annular fixing groove; 14 is an upper clamping plate; 2 is a lower die structure; 21 is a hexagonal positioning groove; 22 is a lower die top block; 23 is a lower die base; 24 is the clearance between the lower die top block and the lower die by 1.5mm;25 is a thimble; 26 is a spring; 27 is a contour bolt; 28 is a lower die annular fixed groove; 29 is a lower clamping plate; 30 is that the ejector pin exposes out of the lower die ejector block by 0.2mm;3 is a hexagonal press riveting stud; and 4, a plate to be processed.
Description of the embodiments
The utility model is described in further detail below with reference to the attached drawing figures:
in order to describe the technical solution of the present utility model in detail, the following description will be made clearly and completely by referring to the drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.
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 utility model belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
For example, a hexagonal press-riveting stud press-riveting device is applied to press-riveting operation of the press-riveting stud, and comprises an upper die structure and a lower die structure arranged at the lower end of the upper die structure; the upper die structure comprises a press-riveting upper die, the lower end of the press-riveting upper die is provided with a circular avoidance hole, an edge R angle is formed at the lower end of the press-riveting upper die, and an annular fixing groove is formed at the upper end of the press-riveting upper die; the lower die structure comprises a press-riveting lower die ejector block, a thimble, a press-riveting lower die base, a spring and an equal-height screw, wherein the press-riveting lower die ejector block is provided with a hexagonal positioning groove; the upper end of the bulge of the press riveting stud is positioned in the clearance groove, and the tail end of the press riveting stud is positioned in the hexagonal positioning groove.
The hexagonal press riveting stud press riveting device provided by the embodiment can position the cylindrical surface and the hexagonal tail end of the press riveting stud, improve the accuracy of press riveting, and avoid the damage of the threads on the surface of the press riveting stud, effectively improve the product quality and reduce the production cost. Meanwhile, the spring thimble structure can press the hexagonal end face of the stud into a position lower than the metal plate surface, and the surface of the post putty-scraping and paint-spraying product is smooth and has no convex feeling.
As shown in fig. 1 and 2, a hexagonal press-riveting stud press-riveting device is applied to press-riveting operation of the press-riveting stud, and the press-riveting device comprises an upper die structure 1 and a lower die structure 2 corresponding to the upper die structure, wherein a hexagonal positioning groove 21 is arranged in the middle of a press-riveting lower die top block when the press-riveting stud press-riveting device is not operated, and a 1.5mm gap 24 exists between the press-riveting lower die top block 22 and a press-riveting lower die base 23. During concrete operation, the press-riveting stud 3 and the plate 4 to be processed are placed between the upper die structure and the lower die structure, the upper die structure and the lower die structure are close to each other under the drive of external force, the press-riveting lower die jacking block 22 is pressed down under the force, the ejector pins 25 are exposed out of the end face of the lower die jacking block 22 to be 0.2mm30, the hexagonal end face of the stud is pressed into the plate 4 to be processed, the end face of the stud is lower than the metal plate plane, and the press-riveting operation of the press-riveting stud is completed.
The upper die structure 1 comprises a press riveting upper die 11, the lower end of the press riveting upper die is provided with a circular avoidance hole 12 on the plane, the edge R is provided with an angle, and the upper end of the press riveting upper die is provided with an annular fixing groove 13.
In a specific application, the hexagonal end face of the lower end of the press riveting stud 3 is placed in the hexagonal positioning groove 21 of the press riveting lower die top block, the plate 4 to be processed passes through the upper end of the press riveting stud 3, and the cylindrical surface of the upper end of the press riveting stud 3 is inserted into the upper die avoidance hole 12, so that the screw thread of the press riveting stud is not damaged and the like in the press riveting process, and the thimble 25 of the press riveting lower die can press the hexagonal end face of the stud lower than the metal plate plane, so that the product cannot feel convex.
The lower die structure 2 comprises a press riveting lower die jacking block 22, a thimble 25, a press riveting lower die base 23, a spring 26 and a constant-height bolt 27, wherein a hexagonal positioning groove 21 is formed in the upper end of the press riveting lower die, the positioning groove has the effect of positioning the lower end of a press riveting stud, the press riveting stud is not easy to displace in the press riveting process, the press riveting accuracy is improved, the quality of products is further improved, and an annular fixing groove 28 is formed in the bottom end of the press riveting lower die. The thimble 25 can press the end face of the press riveting stud into the metal plate plane.
In some embodiments, the upper die structure 1 further comprises an upper clamping plate 14, and the upper end of the upper die is connected with the lower end of the upper clamping plate, so that the upper die is convenient to install and the use stability of the upper die is improved.
Specifically, the upper die and the upper clamping plate are detachably connected, so that the upper die is convenient to install and detach, the press riveting requirements of press riveting studs of different types are met, and the universality of the press riveting stud press riveting device is improved.
Wherein, the lower extreme of last splint is equipped with first mounting groove, and the upper end of mould is located in the first mounting groove on the squeeze blind rivet, sets up first mounting groove, is convenient for carry out the installation of counterpointing to the squeeze blind rivet upper die, improves the convenience of installation.
In some embodiments, the lower die structure 2 further includes a lower clamping plate 29, and the lower end of the press-riveting lower die base is connected with the upper end of the lower clamping plate, so that the press-riveting lower die base is convenient to install, and the use stability of the press-riveting lower die base is improved.
Specifically, the lower die base is detachably connected with the lower clamping plate, so that the lower die base is convenient to install and detach, the riveting requirements of press riveting studs of different types are met, and the universality of the press riveting stud press riveting device is improved.
Wherein, the upper end of lower plate is equipped with the second mounting groove, and the lower extreme of pressing the lower mould base of riveting is located the second mounting groove, sets up the second mounting groove, is convenient for to press the lower mould base of riveting and counterpoint the installation, improves the convenience of installation.
It will be appreciated that the various embodiments described above between the various components may be combined and implemented, and that the examples are merely illustrative of specific configurations of the possible embodiments and are not intended to be limiting.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (7)
1. The hexagonal press riveting stud press riveting device is applied to press riveting operation of the press riveting stud and is characterized by comprising an upper die structure (1) and a lower die structure (2) arranged at the lower end of the upper die structure (1); the upper die structure (1) comprises a press-riveting upper die (11), the lower end of the press-riveting upper die is provided with a circular avoidance hole (12) on a plane, an edge R angle is formed, and the upper end of the press-riveting upper die is provided with an annular fixing groove (13); the lower die structure (2) comprises a press-riveting lower die jacking block (22), a thimble (25), a press-riveting lower die base (23), a spring (26) and a constant-height bolt (27), wherein the press-riveting lower die jacking block (22) is provided with a hexagonal positioning groove (21); the hexagonal press riveting stud (3) is inserted into the upper die avoidance hole (12) in the cylindrical surface at the upper end, and the tail end of the hexagonal press riveting stud (3) is positioned in the hexagonal positioning groove (21) of the press riveting lower die jacking block.
2. The hexagonal press riveting stud press riveting device according to claim 1, wherein the upper die structure (1) further comprises an upper clamping plate (14), and the upper end of the press riveting upper die (11) is connected with the lower end of the upper clamping plate (14).
3. Hexagonal press-riveting stud press-riveting device according to claim 2, characterized in that the press-riveting upper die (11) and the upper clamping plate (14) are detachably connected.
4. A hexagonal press-riveting stud press-riveting device according to claim 3, wherein a first mounting groove is formed in the lower end of the upper clamping plate (14), and the upper end of the press-riveting upper die (11) is arranged in the first mounting groove.
5. The hexagonal press-riveting stud press-riveting device according to claim 1, wherein the lower die structure (2) further comprises a lower clamping plate (29), and the lower end of the press-riveting lower die base (23) is connected with the upper end of the lower clamping plate (29).
6. Hexagonal press-riveting stud press-riveting device according to claim 5, characterized in that the press-riveting lower die base (23) is detachably connected with the lower clamping plate (29).
7. The hexagonal press-riveting stud press-riveting device according to claim 6, wherein a second mounting groove is formed in the upper end of the lower clamping plate (29), and the lower end of the press-riveting lower die base (23) is arranged in the second mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018618.1U CN220049760U (en) | 2023-04-30 | 2023-04-30 | Hexagonal press riveting device for press riveting stud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018618.1U CN220049760U (en) | 2023-04-30 | 2023-04-30 | Hexagonal press riveting device for press riveting stud |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220049760U true CN220049760U (en) | 2023-11-21 |
Family
ID=88785326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321018618.1U Active CN220049760U (en) | 2023-04-30 | 2023-04-30 | Hexagonal press riveting device for press riveting stud |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220049760U (en) |
-
2023
- 2023-04-30 CN CN202321018618.1U patent/CN220049760U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220049760U (en) | Hexagonal press riveting device for press riveting stud | |
| CN216656210U (en) | Sheet metal working is with pressing device of riveting | |
| CN108612715B (en) | Self-limiting quick clamping bolt and mounting method thereof | |
| CN110860620A (en) | Plate frame forming press | |
| CN215032920U (en) | Groove pressing die | |
| CN211331181U (en) | Multifunctional device for nut assembly | |
| CN214488714U (en) | Flexible press riveting die for stamping parts | |
| CN210059562U (en) | Stamping part slab die-entering positioning pin convenient to mount and dismount | |
| CN210498207U (en) | Lamp body structure does not have riveting of riveting post device | |
| CN110653324A (en) | Multifunctional device for nut assembly | |
| CN218252501U (en) | Pressure riveting die for numerical control bending machine | |
| CN207598689U (en) | A kind of nut fixed structure | |
| CN108747301B (en) | Ultra-thin plate riveting nut or riveting screw device and riveting method thereof | |
| CN207857607U (en) | A kind of tool of processing sheet foursquare arc | |
| CN215941409U (en) | Loosening-free non-pressing riveting device | |
| CN215941277U (en) | Stamping workpiece bottom hole turns over and rivets bush stamping device | |
| CN218395567U (en) | Blanking die | |
| CN217345327U (en) | Multipurpose puller combined mechanism | |
| CN215965809U (en) | Punching machine | |
| CN218425185U (en) | Stamping die that hardware processing was used | |
| CN215950087U (en) | Screw mounting structure convenient to change | |
| CN217595639U (en) | Punch applied to aluminum alloy punching | |
| CN209664140U (en) | Upsetting tool in the middle part of pin shaft | |
| CN217142205U (en) | Screw tap torsion protection chuck adjusting plate hand nail pressing die | |
| CN217964597U (en) | High-quality squeeze riveter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |