CN209811128U - A hollow riveting device - Google Patents

Abstract

The utility model belongs to the technical field of rivet equipment, in particular to a hollow riveting device. The hollow riveting device includes an upper mold and a lower mold. The upper mold includes a punch fixing plate and a riveting die. The riveting die is located in the punch fixing plate. Positioning and fastening by screws, the lower mold includes a lower mold fixing plate and a riveting punch, the riveting punch is arranged in the lower mold fixing plate corresponding to the riveting die, and the lower mold fixing plate is located in the corresponding groove of the lower mold mold base, and fixed with set screws. The beneficial effect is: the structure is simple, the hollow riveting of sheet metal can be applied, no additional investment in equipment is required, and the problem of insufficient equipment capacity in the processing technology of hollow riveting is solved.

Description

A hollow riveting device

technical field

The utility model belongs to the technical field of rivet equipment, in particular to a hollow riveting device.

Background technique

The riveting methods are divided into core pulling riveting, TOX riveting, hole turning riveting and hollow riveting, while hollow riveting is usually used in clothing, sheet metal has not been involved in hollow riveting, and there is no corresponding hollow riveting equipment.

Utility model content

In order to make up for the defects of the prior art, the utility model provides a hollow riveting device with simple structure.

The utility model is achieved through the following technical solutions:

A hollow riveting device, comprising an upper die and a lower die, the upper die includes a punch fixing plate and a riveting die, the riveting die is located in the punch fixing plate, the punch fixing plate is connected to the bending machine fixing plate through positioning pins Positioning and fastening by screws, the lower mold includes a lower mold fixing plate and a riveting punch, the riveting punch is set in the lower mold fixing plate corresponding to the riveting die, and the lower mold fixing plate is located in the corresponding groove of the lower mold mold base , and fixed with set screws.

Further, the riveting punch is composed of a riveting core, a spring and a set screw, the riveting core is located in the riveting punch, a set screw is provided at the end of the riveting punch, and a set screw is provided between the set screw and the riveting core. spring.

Further, the riveting punch extends from the end of the riveting core and corresponds to the riveting die.

Further, the overall center of the upper mold and the lower mold is consistent with the center of the bending tool.

Further, the central arc in the riveting die is consistent with the outer contour of the rivet tail.

Further, both the screws and the fixing screws are M4 screws.

Further, the set screws are M10 set screws.

The beneficial effect of the utility model is that the structure is simple, the hollow riveting of sheet metal can be applied, no additional investment in equipment is required, and the problem of insufficient equipment capacity in the processing technology of the hollow riveting is solved.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described.

Accompanying drawing 1 is the structural representation of the utility model.

In the figure, 1 bending machine fixing plate, 2 punch fixing plate, 3 riveting die, 4 positioning pin, 5 screw, 6 lower die base, 7 lower die fixing plate, 8 riveting punch, 9 riveting core, 10 springs, 11 set screws, and 12 set screws.

Detailed ways

A hollow riveting device of the present invention will be further described below in conjunction with the embodiments.

Accompanying drawing 1 is a kind of specific embodiment of the utility model. The utility model is a hollow riveting device, comprising an upper die and a lower die, the upper die includes a punch fixing plate 2 and a riveting die 3, the riveting die 3 is located in the punch fixing plate 2, and the punch fixing plate 2 passes through The positioning pin 4 is positioned with the fixing plate 1 of the bending machine, and is fastened by the screw 5. The lower mold includes a lower mold fixing plate 7 and a riveting punch 8, and the riveting punch 8 corresponds to the riveting die 3 and is arranged on the lower mold fixing plate 7, the lower mold fixing plate 7 is located in the groove corresponding to the lower mold base 6, and is fixed by fixing screws 12.

Further, the riveting punch 8 is composed of a riveting core 9, a spring 10 and a set screw 11, the riveting core 9 is located in the riveting punch 8, and the end of the riveting punch 8 is provided with a set screw 11, the set screw A spring 10 is provided between 11 and the riveting core 9 .

Further, the riveting punch 8 extends from the end of the riveting core 9 and corresponds to the riveting die 3 .

Further, the overall center of the upper mold and the lower mold is consistent with the center of the bending tool.

Further, the central arc in the riveting die 3 is consistent with the outer contour of the rivet tail.

Further, both the screws 5 and the fixing screws 12 are M4 screws 5 .

Further, the set screw 11 is an M10 set screw 11 .

The utility model is a hollow riveting device. When in use, the application is placed on the bending machine. When assembling, the overall center of the upper mold and the lower mold is consistent with the center of the bending tool to the mold, and the riveting die 3 is placed on the punch fixing plate. In 2, after positioning the fixing plate 1 of the bending machine through the positioning pin 4, fix it with the screw 5, put the riveting punch 8 into the fixing plate 7 of the lower mold, and then put it into the groove of the mold base 6 of the lower mold to move forward and backward Adjustment, fixed by set screw 12 as a whole, makes it work up and down the same as bending machine bending.

The utility model is not limited to the above-mentioned embodiments, and anyone should know that the same or similar technical solutions as the utility model made under the inspiration of the utility model all fall within the protection scope of the utility model.

The technologies, shapes and construction parts not described in detail in the utility model are all known technologies.

Claims (5)

1. The utility model provides a cavity riveting set, includes mould and lower mould, its characterized in that, go up the mould and include drift fixed plate and riveting die, the riveting die is located the drift fixed plate, and the drift fixed plate is fixed a position through locating pin and bender fixed plate to through the screw fastening, the lower mould includes lower mould fixed plate and riveting drift, and the riveting drift corresponds the riveting die setting in lower mould fixed plate, and the lower mould fixed plate is located the inslot that the lower mould die holder corresponds, and fixes through the set screw.

2. A hollow riveting apparatus according to claim 1, wherein: the riveting punch is composed of a riveting core, a spring and a set screw, the riveting core is located in the riveting punch, the set screw is arranged at the end of the riveting punch, and the spring is arranged between the set screw and the riveting core.

3. A hollow riveting apparatus according to claim 2, wherein: and a riveting punch extends out of the end part of the riveting core and corresponds to the riveting female die.

4. A hollow riveting apparatus according to claim 1, wherein: the integral centers of the upper die and the lower die are consistent with the center of the matched die of the bending cutter.

5. A hollow riveting apparatus according to claim 1, wherein: and the central arc in the riveting female die is consistent with the external profile of the tail part of the rivet.