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CN-224209068-U - Self-piercing riveter

CN224209068UCN 224209068 UCN224209068 UCN 224209068UCN-224209068-U

Abstract

The utility model discloses a self-piercing riveter which comprises a riveter body, wherein the riveter body comprises a driving piece, a C-shaped clamp and a gun head assembly, the driving piece is arranged on the C-shaped clamp, the gun head assembly comprises a base, a material belt, a thimble and a driving mechanism, the material belt is slidably arranged on the base, a plurality of rivets are arranged on the material belt, the thimble is slidably arranged on the base, the thimble sequentially fires the rivets under the action of the driving piece, the driving mechanism comprises a linkage piece and a first elastic piece, the linkage piece is slidably arranged on the base, at least part of the linkage piece is clamped with the material belt, a first inclined surface is formed on the linkage piece, the thimble can be abutted against the first inclined surface and relatively slid, and one end of the first elastic piece is abutted against the linkage piece, and the other end of the first elastic piece is abutted against the base. The automatic feeding device can realize automatic feeding, is simple in structure, convenient to carry and low in equipment production cost.

Inventors

  • YAO FENG
  • Yan Delai

Assignees

  • 苏州斯旺西智能装备科技有限公司

Dates

Publication Date
20260508
Application Date
20250417

Claims (10)

  1. 1. The utility model provides a from puncture riveter, includes riveter body (2), riveter body (2) include driving piece (3), C shape pincers (4) and rifle head subassembly (5), driving piece (3) set up on C shape pincers (4), its characterized in that, rifle head subassembly (5) include: a base (50); A material belt (7) which is slidably arranged on the base (50), and a plurality of rivets (70) are arranged on the material belt (7); The ejector pins (51) are slidably arranged on the base (50), and the ejector pins (51) sequentially fire a plurality of rivets (70) under the action of the driving piece (3); The driving mechanism (52), the driving mechanism (52) includes a linkage piece (53) and a first elastic piece (56), the linkage piece (53) is slidably arranged on the base (50), and the linkage piece (53) is at least partially connected with the material belt (7) in a clamping mode, a first inclined surface (540) is formed on the linkage piece (53), the ejector pin (51) can be connected with the first inclined surface (540) in a abutting mode and relatively slide, and one end of the first elastic piece (56) is connected with the linkage piece (53) in a abutting mode, and the other end of the first elastic piece is connected with the base (50) in a abutting mode.
  2. 2. The self-piercing riveter of claim 1, wherein the base (50) is provided with a through hole (501) and a guide groove (502), the guide groove (502) is perpendicular to the axial direction of the through hole (501), the ejector pin (51) is arranged in the through hole (501) and can move along the axial direction of the through hole (501), and the material belt (7) is at least partially arranged in the guide groove (502) and can move along the arrangement direction of the guide groove (502).
  3. 3. The self-piercing riveter of claim 1, wherein the linkage member (53) comprises a clamping member (53 a) and a wedge (54) fixedly connected with each other, the clamping member (53 a) has elasticity and is at least partially clamped with the material strap (7), the wedge (54) is slidably connected with the base (50), and the wedge (54) is formed with the first inclined surface (540).
  4. 4. A self-piercing riveter according to claim 3, wherein the linkage member (53) further comprises a first reset bolt (55), one end of the first reset bolt (55) is fixedly connected with the wedge (54), the other end of the first reset bolt is formed with a nut (550) and is exposed outside the base (50), the first elastic member (56) is sleeved on the first reset bolt (55), and one end of the first elastic member (56) is abutted with the nut (550), and the other end of the first elastic member is abutted with the base (50).
  5. 5. The self-piercing riveter of claim 4, wherein the base (50) has a receiving groove (505) formed therein, and the other end of the first resilient member (56) is at least partially disposed within the receiving groove (505) and abuts a lower wall (505 a) forming the receiving groove (505).
  6. 6. A self-piercing riveter as claimed in claim 3, wherein the wedge (54) is formed with a relief groove (541), the side wall forming the relief groove (541) is formed with the first inclined surface (540), the ejector pin (51) is at least partially accommodated in the relief groove (541), and the ejector pin (51) is formed with an abutment portion (510), and the abutment portion (510) abuts against the first inclined surface (540).
  7. 7. A self-piercing riveter according to claim 3, characterized in that the clamping member (53 a) is formed with symmetrical claws (530), the claws (530) are formed with clamping portions (530 a), and the clamping portions (530 a) are at least partially clamped with clamping holes (72) on the strap (7).
  8. 8. The self-piercing riveter of claim 7, wherein the engagement portion (530 a) has a third ramp (530 b) formed thereon, and a bottom wall (720) forming the engagement hole (72) is abuttable against the third ramp (530 b).
  9. 9. The self-piercing riveter of claim 1, wherein the riveter body (2) further comprises a second elastic member (59), an output shaft (30) of the driving member (3) is fixedly connected with the ejector pin (51), a second reset bolt (58) is fixed on the output shaft (30), one end of the second elastic member (59) is abutted with the second reset bolt (58), and the other end of the second elastic member is abutted with the base (50).
  10. 10. The self-piercing rivet gun of claim 1, characterized in that the rivet (70) is a hex anti-rotation rivet.

Description

Self-piercing riveter Technical Field The utility model relates to the field of riveting equipment, in particular to a self-piercing riveter. Background Riveting is a machining process whereby two or more components (e.g., sheet metal, plastic, etc.) are permanently joined by rivets. The principle is that the rivet is plastically deformed by external force to form a rivet head, so that the components are firmly fixed together. Riveting is widely used in the fields of aerospace, construction, automobile manufacturing, ships and the like, and is particularly suitable for occasions needing high strength, vibration resistance or irremovable. The existing rivet pulling equipment is usually used, holes are required to be punched between two connecting plates or connecting objects in advance, after the holes are punched, riveting fixing is performed through special equipment, when the rivet pulling equipment is used for riveting, rivets are required to be manually placed on the connecting objects, riveting efficiency is affected, riveting practicability is reduced, and therefore riveting equipment is sometimes adopted for riveting. However, the rivet driving mechanism and the rivet pressing power mechanism in the existing rivet pressing equipment are separately arranged and work, wherein the rivet driving mechanism adopts a vibrating disc to push rivet feeding and orient rivets, the rivet pressing is operated by connecting other power mechanisms, and both mechanisms need a complete power output scheme, so that the whole rivet pressing mechanical structure is complex, inconvenient to carry, difficult to maintain and high in equipment production cost. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides the self-piercing riveter which can realize automatic feeding, has a simple structure, is convenient to carry and has low equipment production cost. The utility model is realized by the following technical scheme: The utility model provides a from puncture riveter, includes the riveter body, the riveter body includes driving piece, C shape pincers and rifle head subassembly, the driving piece sets up on the C shape pincers, rifle head subassembly includes: A base; The material belt is slidably arranged on the base, and a plurality of rivets are arranged on the material belt; the ejector pin is arranged on the base in a sliding manner, and the ejector pin sequentially fires a plurality of rivets under the action of the driving piece; The driving mechanism comprises a linkage piece and a first elastic piece, wherein the linkage piece is arranged on the base in a sliding mode, the linkage piece is at least partially connected with the material belt in a clamping mode, a first inclined surface is formed on the linkage piece, the thimble can be abutted to the first inclined surface and slide relatively, and one end of the first elastic piece is abutted to the linkage piece, and the other end of the first elastic piece is abutted to the base. Further, the base is provided with a through hole and a guide groove, the guide groove is perpendicular to the axial direction of the through hole, the ejector pin is arranged in the through hole and can move along the axial direction of the through hole, and the material belt is at least partially arranged in the guide groove and can move along the arrangement direction of the guide groove. Further, the linkage piece further comprises a first reset bolt, the linkage piece comprises a clamping piece and a wedge block which are fixedly connected with each other, the clamping piece is elastic and at least partially clamped with the material belt, the wedge block is in sliding connection with the base, and the wedge block is provided with a first inclined surface. Further, the linkage piece further comprises a first reset bolt, one end of the first reset bolt is fixedly connected with the wedge block, a nut is formed at the other end of the first reset bolt and exposed out of the base, the first elastic piece is sleeved on the first reset bolt, and one end of the first elastic piece is abutted to the nut, and the other end of the first elastic piece is abutted to the base. Further, an accommodating groove is formed in the base, and the other end of the first elastic piece is at least partially arranged in the accommodating groove and is abutted to the lower wall forming the accommodating groove. Further, an avoidance groove is formed in the wedge block, the first inclined surface is formed in the side wall of the avoidance groove, the ejector pin is at least partially accommodated in the avoidance groove, and an abutting portion is formed in the ejector pin and abuts against the first inclined surface. Further, symmetrical material claws are formed on the clamping piece, clamping portions are formed on the material claws, and at least part of the clamping portions are clamped with clamping holes in the material belt. Further, a third inclined pla