244results about "Rivets" patented technology

A fastener to connect a first component to a second component with an opening. The fastener includes a head with two lock tabs, each shaped with a sloped sidewall, and a lead-in portion that fits into the opening. A shank connects the lead-in portion to a push bar, which has at least one angled (chamfered) edge. Flexible legs extend between the head and the lead-in portion and compress as the lead-in portion is inserted. During installation, the chamfered edge of the push bar slides against the sloped sidewall of the lock tabs, allowing the push bar to move past them. Once in place, the lock tabs hold the push bar, keeping the flexible legs compressed and locking the fastener securely.

The invention discloses a pull rivet connecting piece and a lantern ring preparation method and application thereof, the pull rivet connecting piece comprises a pull rivet and a lantern ring, and a preformed directional deformation protrusion is arranged on the cylinder wall of the lantern ring and located in a preset bulging deformation area. In the rivet pulling process, the directional deformation protrusion preferentially generates radial plastic deformation when being axially compressed, so that a drum-shaped locking structure which is accurate in position and uniform in shape is formed, and the lantern ring is integrally formed through a local plastic deformation process and can be prepared through an internal reaming method or an external die assembly extrusion method. According to the lantern ring, it can be ensured that radial plastic deformation is evenly spread in the circumferential direction of the lantern ring through the directional deformation protrusions designed through the pre-forming structure, controllability and predictability of the deformation process are greatly improved, consistency, reliability and convenience of pull-rivet connection are kept through the design, the tensile strength and the shear strength of connection are remarkably improved, and the service life of the lantern ring is prolonged. The method is suitable for occasions with high reliability requirements.

The device for securing a vehicle component (28) in and / or on a vehicle has a sound insulation element (10) comprising a support layer (12) and a sound damping layer (13). Formed in the support layer (12) is an anchoring recess (50) which has an insertion opening (18) in a first face of the support layer (12), adjoining which insertion opening is a receptacle (44) which is delimited by the plastic material of the support layer (12) and is defined by a closed peripheral inner face (48) and a closed base face (66). An anchoring element (24) is also provided. The anchoring recess (50) has a narrowing region (54), which is formed on the peripheral inner face (48) and at least partially narrows the receptacle (66), and a widened widening region (68) which adjoins in the direction of the base face (66). The anchoring element (24) has a anchoring shoulder (58) for engaging behind the narrowing region (54) when the anchoring element (24) is received by the anchoring recess (50).

The shock absorber rivet comprises a rivet sleeve and a rivet core, an end cap is arranged at the top of the rivet sleeve, through holes are formed in the middle of the rivet sleeve and the middle of the end cap, and internal threads are formed in the bottom of the through hole in the middle of the rivet sleeve. External threads matched with the internal threads are formed in the bottom of the rivet core, a baffle is arranged at the top of the rivet core, the rivet core is contracted inwards through a riveting machine to pass through the baffle and extrude the end cap, the end cap is hollow, the end cap deforms along with continuous extrusion of the baffle to wrap the baffle, and the whole rivet is fixed to the connecting position. And then the rivet core is rotated to be separated from the baffle, and the rivet core can be taken out for reuse.

A blind rivet retaining clip includes a clip base, a blind rivet aperture, a grounding tab, and a blind rivet retention tab. The clip base is configured to interface with a first side of a solar module frame. The blind rivet aperture extends through the clip base. The grounding tab extends out from a first side surface of the clip base, and the blind rivet retention tab extends out from a second, opposite side surface of the clip base and adjacent to the blind rivet aperture. The blind rivet retention tab is configured to engage a blind rivet inserted through the blind rivet aperture. The grounding tab is configured to enable an electrical grounding function at the solar module frame when the blind rivet is inserted through the blind rivet aperture and when the blind rivet is set at the blind rivet aperture.

To provide a dissimilar joint reinforcement member in which dissimilar materials are firmly joined to each other, and that can secure excellent corrosion resistance, and a manufacturing method for the dissimilar joint reinforcement member.SOLUTION: In a dissimilar material joint body 100, a studded aluminum member 150 in which a steel stud member 13 is attached to an aluminum material 11, and a steel material 15 are melted and joined to each other. The stud member 13 comprises a head part 31 and a shaft part 33. The shaft part 33 penetrates the aluminum material 11 in a thickness direction and protrudes from the aluminum material 11, and a diameter expansion part expanded outward in a radial direction is formed at a tip of the protruding shaft part 33. A back side surface of the head part 31 opposed to the aluminum material 11 is caulked and joined to the aluminum material. The tip of the shaft part 33 and the steel material 15 are melted and welded so as to form a gap at a desired interval between the aluminum material 11 and the steel material 15.SELECTED DRAWING: Figure 9

The clinch fastener includes a shaft defining a central axis and a head having an outer circumference that cooperates with the shaft. Multiple ribs are positioned beneath the head to engage with the workpiece. The multiple ribs extend radially outward from a displacement collar positioned close to the central axis of the clinch fastener toward the outer circumference of the head. Each of the multiple ribs includes at least a side wall and multiple sections that form a parametric profile for each rib. The clinch fastener includes a retaining ring that cooperates with the shaft and a retaining groove that cooperates with the shaft, positioned between the displacement collar and the retaining ring. The multiple ribs and displacement collar are configured to radially displace the workpiece material into the retaining groove and diffuse stress within the workpiece material once the fastener is secured to the workpiece.

A self-piercing connecting rivet (1) of a composite structure used to fit a sheet (2) with a part (3) to be mounted on the sheet (2), the rivet comprises a flange (11) and a self-piercing connecting rivet connecting portion (12) integrally formed on one side of the flange (11), another side of the flange (11) is connected with a connecting part (13).

The invention provides a self-sealing type self-plugging rivet for a supporting plate nut. The self-sealing type self-plugging rivet is composed of a core rod, a rivet sleeve and a sealing rubber plug. The core rod is of a long and thin rod structure, the tail end of the core rod is arranged in the riveter head, an extrusion ball head and a shearing ring are arranged at the end, away from the riveter head, of the core rod, the extrusion ball head is of a spherical structure internally provided with a blind hole, and the shearing ring is subjected to shearing wire drawing deformation during riveting so that the sealing rubber plug can be tightly pressed on the extrusion ball head. The rivet sleeve is of a hollow thin-wall structure, and the rivet sleeve is arranged on the core rod in a sleeving mode and clamped through a clamping ring groove formed in the core rod; the sealing rubber plug is of a full-rubber structure and comprises a rod part, a connecting part and a wrapping part which are connected with one another, the rod part and the connecting part extend into the nail sleeve and are matched with the nail sleeve for sealing, and the wrapping part is matched with the extrusion ball head for wrapping and locking so as to clamp the sealing rubber plug. According to the self-sealing self-plugging rivet, the self-sealing effect is synchronously achieved when riveting is completed, and the air tightness of a product after riveting is high.

A self-piercing rivet (10) for joining at least an upper member (Mu) and a lower member (MI) by punching the self-piercing rivet (10) into the at least two members, the self-piercing rivet (10) having a head (12) and a shank (14) axially extending from the head (12), wherein the shank (14) has an upper end (16) adjacent to the head (12) and a lower end (18) distant from the head (12), wherein the shank (16) has a central cavity (20) for receiving at least a part of the at least two members (Mu, MI), and wherein a thread portion (22) which is formed by at least one groove (24), is provided on at least a part of the shank (16) between the upper end (16) and the lower end (18).

This invention provides a riveting fastener, fastening connector, connection mechanism, and installation mechanism based on the flexible deformation of the shank to adapt to different plate thicknesses. The riveting fastener includes a shank, a reinforcing portion, a flange portion, and a rod portion arranged axially in sequence. The shank has a through hole and a deformable unit that can shorten axially, preferably a spiral structure. During riveting, the shank deforms under pressure, shortening and expanding radially, making the top of the shank flush with the surface of the connected plate. Simultaneously, the plate material flows into the tooth gaps and grooves of the deformable unit, forming a strong connection. The connection mechanism formed by this fastener provides stable rigid support for injection-molded parts with bushings, preventing bushing detachment and ensuring no loss of connection torque. This invention achieves a smooth surface after riveting, high connection strength, and reliable support by using a flexible shank to adapt to different plate thicknesses, making it particularly suitable for scenarios requiring high-reliability connections in the automotive and electronics industries.

The present application relates to screw processing technical field, especially to a kind of green anticorrosion environmental protection screw for marine environment and processing equipment, including collection barrel, the upper side of the collection barrel is equipped with head beating component, the screw body is placed in the head beating component, the bottom end of the collection barrel is inserted with the ring block of insertion, the bottom end of the collection barrel is away from the end of ring block insertion and is equipped with liquid delivery groove hole, the liquid delivery groove hole is connected with the inner chamber of collection barrel, another end of the liquid delivery groove hole is connected with cooling water spray head.This application provides a kind of green anticorrosion environmental protection screw for marine environment and processing equipment, for marine environment special anticorrosion screw point, with "fluid self-driving" as core, simultaneously realized the green of cooling circulation, the self-cleaning automation of production process, the long-acting stabilization of equipment operation, while reducing cost and increasing efficiency, improve the processing quality of marine anticorrosion screw.

The invention relates to the technical field of rivets, and particularly discloses a pressing type rivet and a using method, the pressing type rivet comprises a rivet sleeve and a rivet rod, a through hole is formed in the rivet sleeve, the rivet rod is inserted into the through hole of the rivet sleeve in a sliding mode, the bottom of the rivet sleeve is fixedly connected with a plurality of sets of connecting pieces, the bottoms of the connecting pieces are fixedly connected with fastening blades, and the fastening blades are fixedly connected with the rivet sleeve. The bottom of the riveting rod is an abutting end, the riveting sleeve is used for penetrating through a plurality of sets of stacked workpieces to be fixed, after the riveting rod abuts against the fastening blades, the fastening blades are unfolded in the outer side direction to form a flowering locking state, and the bent fastening blades and the fixed workpieces form a parallel state or an approximately parallel state. According to the pressing type rivet, the core problems that a traditional rivet depends on a special tool, installation is inconvenient in a narrow space and the like are solved, and the practicability is greatly improved.

Lockbolt fasteners and methods for fastening are provided. The lockbolt fastener comprises a pin and a fastening collar. The pin comprises a first pin end, a second pin end, and a shank extending intermediate the first pin end and the second pin end. The second pin end comprises a head having a first diameter. The shank defines a longitudinal axis. The shank comprises a pull-region having a second diameter, a lock region having a third diameter, and a grounding region having a fourth diameter. The pull-region is intermediate the lock region and the first pin end. The grounding region is intermediate the lock region and the second pin end. The grounding region comprises at least two splines substantially aligned with the longitudinal axis, each spline having a crest. The crests define a fourth diameter greater than the second diameter and the third diameter, and less than the first diameter.

This utility model discloses a dryer rotor connecting rivet, including a rivet body and a riveting mechanism. The top of the rivet body is provided with an mounting rod, and the top of the mounting rod is fitted with a first fixing sleeve. The riveting mechanism is installed on the top of the outer wall of the rivet body and includes a riveting sleeve, riveting drums, and a retaining plate. The riveting sleeve is located on the top of the outer wall of the rivet body. This dryer rotor connecting rivet, through its riveting mechanism, facilitates the riveting of the dryer rotor to the drum using an riveting machine. Axial force is used to deform the riveting sleeve, and multiple riveting drums on the outside of the riveting sleeve deform and fit together, effectively preventing leakage of liquids, gases, and other media, achieving a sealing effect. This prevents moisture from the dryer drum from entering the rotor and affecting the normal operation of the dryer. Furthermore, this riveting method has good tensile strength, thereby improving the tightness of the riveted joint.

Associated structure (30), encompassing: a first component (32) formed from a fiber-reinforced material and having a hole (38) that defines an axis (A); comprising a second component (34) next to the first component (32) and having a hole (40) aligned with the hole (38) of the first component (32); and an insert (36) positioned in the hole (38) of the first component (32), the insert (36) comprising an inner layer (42) having a tubular shape around the axis (A), a middle layer (44) concentric to the inner layer (42) around the axis (A) and an outer layer (46) concentric to the middle layer (44) around the axis (A); wherein the layers (42, 44, 46) are formed from fiber-reinforced materials; and wherein a boundary (50) between the inner and middle layer and a boundary (52) between the middle and outer layer has a non-linear profile in a direction parallel to the axis (A).

To provide a structural member which can be positioned with high accuracy and joined to another structural member while simplifying a process, a method for manufacturing the structural member, and a method for manufacturing a structure.SOLUTION: And a plurality of stud members 13 each having a shaft portion 31 and a head portion 33 having a diameter larger than that of the shaft portion 31, the head portions 33 being disposed on the same plate surface 25a side at a plurality of positions spaced apart from each other in a plate surface 25a of the first flange portion 25, the shaft portions 31 being provided so as to penetrate the first flange portion 25, wherein the structural member 11 has a plurality of positioning portions 35 for positioning the structural member 11 when being joined to another member, and the positioning portions 35 include end surface 33a portions of the head portions 33 of the plurality of stud members 13 provided on the first flange portion 25 on a side opposite to the shaft portions 31.SELECTED DRAWING: Figure 2

The utility model discloses a self-plugging rivet, which relates to the technical field of rivets, and comprises a core rod and a driving ring, the upper part of the core rod is sleeved with a rivet sleeve, a ring and a rivet body, the top of the rivet body is arranged between the core rod and the rivet sleeve, the ring is arranged between the rivet body and the rivet sleeve, and the inner side of the bottom of the rivet body is provided with a lock ring reserved groove for placing a lock ring; the locking ring is arranged on the inner side of the driving ring, and the lower portion of the core rod is sleeved with the locking ring and the driving ring. According to the utility model, the processing cost can be reduced under the condition that the riveting quality is ensured.

The application discloses a composite double-effect expansion threaded core-pulling rivet and a mounting method, and relates to the technical field of rivets, and can be widely applied to different riveting scenes. The composite double-effect expansion threaded core-pulling rivet is mainly composed of a rivet shank and a rivet sleeve, the taper expansion section is matched with the taper surface of the inner taper hole section, rotation prevention and anti-pulling fixation of the radial clamping of the hole wall are realized, meanwhile, the threaded locking drives the riveting deformation part to form an end bulge, and the axial clamping is realized in cooperation with the stop part. The mounting method only needs to insert the composite double-effect expansion threaded core-pulling rivet into the through hole from one side of the riveted part, and the double-effect locking can be completed by single-step rotary feeding, the connection strength and the anti-loosening performance are greatly improved, the mounting is efficient, the operation is convenient, the structure is reasonable, the composite double-effect expansion threaded core-pulling rivet can be widely applied to different riveting scenes, and has strong practicability and popularization value.

A fastener (100) with workpiece clamping functionality. The fastener, in one example, includes a body assembly (110) configured to transition the fastener between a clamping configuration and an insertion and removal configuration. The body assembly is further configured to, in the clamping configuration, adjust an axial length between a proximal clamping surface and a distal clamping surface while an axial length between the distal clamping surface and a distal end (106) of the fastener remains constant, where the body assembly includes a shaft that is axially spaced away from a drive screw.

The application discloses a ring groove rivet connecting pair suitable for thin plate pre-burying and a riveting method thereof. The connecting pair comprises a rivet and a sleeve ring. The rivet is composed of a nail core and a pre-burying sleeve coaxially sleeved. The nail core comprises a head, a light pole and a locking groove arranged in sequence on a core rod. The pre-burying sleeve is a sleeve structure and comprises a flange, a pre-burying area and an assembling area arranged in sequence. The pre-burying area has an inner diameter larger than that of the assembling area, and a thinning structure is formed on a cylinder wall of the pre-burying area. The sleeve ring is a sleeve structure and comprises a flange and a deformation area. The riveting method comprises pre-burying and fastening connecting steps. The connecting pair has better fastening connecting effect, can effectively prevent the nut from being loose due to the nut being separated from the connecting member under long-term vibration and other working conditions, has higher installation efficiency, and is simple and convenient in installation tools, reduces a rotating mechanism, eliminates the step of rotating in and out of the thread of a traditional tool, has advantages in volume, weight and cost, and is higher in energy utilization rate.

Temporary Fixing of Structures The invention relates to a fastener (10) for the temporary assembly of structures, comprising: - a hollow main body (34, 42); - elastic clamps including a hook; - a spreader (28); and - an actuating element (30), rotatable relative to the main body. The fastener further comprises a tubular clamp body (24), movable relative to the main body; the clamp body comprising a first portion (50) having longitudinal openings (56); each elastic clamp being fixed to one of the longitudinal openings; each elastic clamp being movable between a retracted position, in which the hook is disposed in the corresponding longitudinal opening, and an extended position, in which the hook protrudes from the radial surface. The clamp body further comprises a second portion (52), connected to the actuating element (30).Figure for the abbreviation: Figure 1.

The utility model relates to the technical field of rivet manufacturing, and discloses a driving wheel rivet for a shock absorber and a manufacturing die of the driving wheel rivet, the driving wheel rivet for the shock absorber comprises a driving wheel rivet head and a driving wheel rivet rod, the driving wheel rivet rod is fixedly connected to the bottom of the driving wheel rivet head, and the driving wheel rivet head is fixedly connected with the driving wheel rivet rod. A plurality of evenly-distributed cutting blocks are fixedly connected to the bottom of the driving wheel rivet head, an inner hole is formed in the bottom of the driving wheel rivet rod, and the driving wheel rivet head is made of high-strength carburizing steel. According to the utility model, the cutting block at the head of the transmission wheel rivet can be cut into the surface of a workpiece during installation, so that the friction force between the cutting block and the workpiece is increased, and rivet looseness caused by vibration is effectively prevented; and the head part of the driving wheel rivet is made of high-strength carburizing steel, and the rod part of the driving wheel rivet is made of titanium alloy, so that the rivet has the characteristics of high strength and light weight.

The invention provides a single-face-installed pulling and twisting pulling rivet and an assembling method and an installing and using method thereof, and relates to the technical field of plate riveting, the single-face-installed pulling and twisting pulling rivet comprises a core rod, a pulling and twisting section, a forming section, a pulling and twisting section and a pulling and twisting section, and a neck breaking groove is formed between the pulling and twisting section and the forming section; in the direction away from the neck breaking groove, the forming section comprises a core rod head, a core rod part, a complete external thread section and an incomplete external thread section which are sequentially arranged, and the major diameter of the incomplete external thread section is smaller than that of the complete external thread section; the forming section is sleeved with the nail sleeve, the nail sleeve comprises a nail sleeve head part, a nail sleeve rod part and a nail sleeve thread part which are sequentially arranged, the nail sleeve thread part is provided with internal threads, the internal threads can be matched with the complete external thread section and the incomplete external thread section, the nail sleeve rod part is provided with a local softening section, and the position, corresponding to the incomplete external thread section, of the nail sleeve thread part is provided with an indentation. The invention provides a single-sided installation pulling and twisting pulling nail and an assembling method thereof. According to the installation and use method, a core rod and a nail sleeve can be effectively prevented from loosening.

The invention relates to a locking system (10) for releasably connecting two components of a system. Such a system (10) comprises an insertion device (12) with a ball lock pin system (16) and a receiving device (14) which receives the insertion device (12). The receiving device (14) is designed to receive the insertion device (12) such that the insertion device (12) is movable into a locked state in the receiving device (14) by means of the ball lock pin system (16) when introduced into the receiving device (14). The insertion device (12) is operatively connected to a first component, and the receiving device (14) is operatively connected to a second component. By means of an electrically operated releasing unit (60), the locked state of the insertion device (12) in the receiving device (14) can be undone so that the insertion device (12) can be removed from the receiving device (14).

A clinch fastener includes a shaft defining a central axis and a head having an outer periphery cooperating with the shaft. A plurality of ribs disposed under the head to engage a workpiece. The plurality of ribs extending radially outward in a direction from a displacement collar positioned proximate the central axis of the clinch fastener to the outer periphery of the head. Each of the plurality of ribs includes multiple sections forming at least a sidewall and a parametric profile for each rib. The clinch fastener includes a retaining ring cooperating with the shaft and a retaining groove cooperating with the shaft positioned between the displacement collar and retaining ring. The plurality of ribs and displacement collar are configured to radially displace workplace material into the retaining groove and diffuse stress within the workpiece material when the fastener is secured to the workpiece.

A fastening device for keeping at least first and second parts assembled, the fastening device comprising a tubular body passing through the first and second parts, an expansion nut and a screw that is seated in the tubular body and cooperates with the expansion nut. To facilitate the removal of the fastening device, the screw has at least one shape, such as a recess positioned on the transverse face thereof, to prevent it from rotating using a first tool, and the expansion nut has at least one shape, such as a flat, to unscrew it using a second tool. Also an assembly comprising at least one such assembly device as well as a removal method.