CN217749001U

CN217749001U - Feeding chuck for riveting nut

Info

Publication number: CN217749001U
Application number: CN202221043077.3U
Authority: CN
Inventors: 张伦伦; 曾祥迅
Original assignee: Suzhou Simitch Automation Technology Co ltd
Current assignee: Suzhou Simitch Automation Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-11-08
Anticipated expiration: 2032-04-29

Abstract

The application discloses a pay-off chuck for riveting nut, include the pay-off chuck and set up the riveting set directly over the pay-off chuck, be provided with the riveting pole that slides and run through the pay-off chuck in the riveting set, the pay-off chuck includes the feedblock that is fixed in the riveting set bottom through the connecting block and sets up the clamping device in the feedblock, the side of feedblock is provided with the feed inlet to through articulate in outside conveying pipe, the bottom of feedblock is provided with the discharge gate that feeds through in the feed inlet, the discharge gate sets up under the riveting pole, clamping device is including setting up the clamp material piece in feed inlet and discharge gate juncture relatively, clamp material piece sliding connection is in the feedblock, and the inboard is provided with the double-layered silo that corresponds with the riveting nut. This application compact structure for riveting nut's automatic feeding improves production efficiency.

Description

Feeding chuck for riveting nut

Technical Field

The application relates to the field of automatic machinery, in particular to a feeding chuck for riveting nuts.

Background

At present, in the panel beating trade, be connected between panel and panel or other parts, especially can not process the sheet metal of effective screw hole, need set up the nut, generally all adopt the welded mode, though also can reach certain performance, but the position degree that the nut set up after the welding is difficult to be guaranteed, and the welding is also inconvenient moreover, consequently, riveting nut has appeared, nevertheless will realize automatic batch production, has certain difficult problem, for example the transport of nut, if can not carry in succession, will influence production efficiency. Accordingly, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pay-off chuck for riveting nut to overcome not enough among the prior art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the embodiment of the application discloses a pay-off chuck for riveting nut, include the pay-off chuck and set up the riveting set directly over the pay-off chuck, be provided with the riveting pole that slides and run through the pay-off chuck in the riveting set, the pay-off chuck includes the feedblock that is fixed in the riveting set bottom through the connecting block and sets up the double-layered material device in the feedblock, the side of feedblock is provided with the feed inlet to through articulate in outside conveying pipe, the bottom of feedblock is provided with the discharge gate that communicates in the feed inlet, the discharge gate sets up under the riveting pole, press from both sides the material device including setting up the double-layered material piece in feed inlet and discharge gate juncture relatively, press from both sides material piece sliding connection in the feedblock, and the inboard is provided with the double-layered silo that corresponds with the riveting nut, and inboard top is the inclined plane structure.

Furthermore, in the feeding chuck for riveting the nut, step grooves are respectively formed in the side surfaces, adjacent to the feeding port, of the feeding block, the clamping block is arranged in the step grooves in a sliding mode through the blocking strips, limiting bosses corresponding to the step grooves are convexly extended on the side surfaces, close to the blocking strips, of one end of the clamping block, and a clamping spring is arranged between the clamping block and the blocking strips.

Furthermore, in the feeding chuck for riveting the nut, a guide pillar is arranged in the material clamping block, one end of the guide pillar abuts against the barrier strip, the other end of the guide pillar slidably penetrates through the material clamping block, and the material clamping spring is sleeved on the guide pillar.

Further, in the feeding chuck for riveting the nut, the distance between the two guide posts is greater than the maximum diameter of the riveting nut.

Further, in foretell a pay-off chuck for riveting nut, the bottom of discharge gate is connected with the guide cylinder, the top of guide cylinder is provided with the bushing, the top of bushing with the bottom of feed inlet flushes to be provided with the groove of stepping down that corresponds with the clamp splice.

Further, in the feeding chuck for riveting the nut, the riveting device further comprises a sleeve fixed at the top end of the feeding block and a riveting rod seat sliding in the sleeve, a reset spring is arranged between the tail end of the riveting rod seat and the feeding block, the top end of the riveting rod seat is connected with a connecting seat used for connecting a power device, the top end of the riveting rod is embedded in the riveting rod seat, and a bearing plate is arranged between the riveting rod seat and the connecting seat.

Furthermore, in the feeding chuck for riveting the nut, a limiting groove is formed in the riveting rod seat, and a limiting pin sliding in the limiting groove is arranged on the side surface of the sleeve.

Furthermore, in the feeding chuck for riveting the nut, the bottom end of the riveting rod seat is provided with an anti-rotation block, and the side surface of the riveting rod is provided with a positioning plane corresponding to the anti-rotation block.

Further, in the feeding chuck for riveting the nut, an inductor is arranged on the side face, opposite to the feeding hole, of the feeding block.

Further, in the feeding chuck for riveting the nut, a positioning hole corresponding to the riveting nut is formed in the tail end of the riveting rod, and a magnet is arranged in the positioning hole.

Compared with the prior art, the utility model has the advantages of: the feeding chuck for the riveting nut is compact in structure, is used for automatic feeding of riveting, and improves production efficiency; the clamping device ensures that only one riveting nut can be ejected once, and riveting can be directly completed by matching with the riveting device, so that the production efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a feeding chuck for riveting a nut according to an embodiment of the present invention.

Fig. 2 is a longitudinal sectional view of fig. 1.

Fig. 3 is a side view of a feeder clamp for clinching nuts in an embodiment of the invention.

Fig. 4 is a longitudinal sectional view of fig. 2.

Fig. 5 is a schematic structural diagram of a material clamping block according to an embodiment of the present invention.

Fig. 6 is a schematic view of the installation of the anti-rotation block according to the embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1 to 6, a feeding chuck for riveting nuts, which comprises a feeding chuck 1 and a riveting device 2 arranged right above the feeding chuck 1, a riveting rod 21 slidably penetrating through the feeding chuck 1 is arranged in the riveting device 2, the feeding chuck 1 comprises a feeding block 11 fixed at the bottom of the riveting device 2 through a connecting block 3 and a clamping device arranged in the feeding block 11, a feeding port is arranged on the side surface of the feeding block 11 and connected to an external feeding pipe through a joint 4, a discharging port communicated with the feeding port is arranged at the bottom of the feeding block 11 and arranged right below the riveting rod 21, the clamping device comprises a clamping block 12 arranged at the junction of the feeding port and the discharging port relatively, the clamping block 12 is slidably connected to the feeding block 11, a clamping groove corresponding to the riveting nut is arranged on the inner side of the clamping block, the inner side of the top end of the clamping block is of an inclined plane structure, when the riveting rod moves down, the inclined plane is extruded, the clamping block is forced to be far away from both sides, the riveting nut is attached to the riveting rod and continuously moves down.

In the technical scheme, the external feeding pipe is in the prior art, the riveting nut is directly blown to the position right above the discharge port in modes of compressed air blowing and the like, and is clamped by the feeding groove of the clamping device, hardware pushing such as an air cylinder and the like is not needed, the structure is simplified, and the miniaturization and integration development of equipment are facilitated; the feeding hole is horizontally arranged, the discharging hole is vertically arranged (in accordance with the riveting state of the riveting nut), namely the feeding hole and the discharging hole are mutually vertical, the clamping device is arranged at the corner of the feeding hole and the discharging hole, the riveting nut enters the clamping device directly from the feeding hole and is ejected out of the discharging hole by the riveting rod; the feeding chuck for the riveting nut is compact in structure, is used for automatic feeding of riveting, and improves production efficiency; the clamping device ensures that only one riveting nut can be ejected out at a time, and riveting can be directly completed by matching with the riveting device, so that the production efficiency is improved.

Illustratively, referring to fig. 1, 3 and 4, stepped grooves are respectively formed in the side surfaces of the feeding block 11 adjacent to the feeding port, the material clamping block 12 is slidably arranged in the stepped grooves through a blocking strip 13, a limiting boss corresponding to the stepped groove is convexly extended on the side surface of one end of the material clamping block 12 close to the blocking strip 13, and a material clamping spring 14 is arranged between the material clamping block 12 and the blocking strip 13.

In the technical scheme, the clamping blocks slide along the inner sides of the step grooves, the spacing between the clamping grooves is ensured to be capable of accommodating the maximum diameter part of the riveting nut through the spacing boss and the spacing between the outer sides of the step grooves, the riveting rod resets after ejecting the riveting nut, the clamping blocks reset under the action of the clamping spring, so that the next riveting nut enters the clamping groove again, the stop bars limit the clamping blocks to be separated from the feeding block, the clamping spring is always compressed, and the clamping spring acts on the clamping blocks.

Illustratively, as shown in fig. 5, a guide post 15 is disposed in the clamping block 12, one end of the guide post 15 abuts against the barrier strip 13, the other end of the guide post 15 slidably penetrates through the clamping block 12, and the guide post 15 is sleeved with the clamping spring 14.

Among this technical scheme, the guide pillar is T type axle construction, and big footpath end supports and holds in the blend stop to radial spacing through the shaft hole structure, the path end slides and runs through the clamp piece, and the moving direction of cooperation step groove restriction clamp piece guarantees the stability of pressing from both sides the material, and the guide pillar is located to the clamp spring housing, guarantees that the deformation of clamp spring all follows its axis direction, increase of service life, avoids simultaneously pressing from both sides the unable reseing of clamp piece that material spring slope etc. caused.

Illustratively, referring to fig. 1 and 2, the distance between the two guide posts 15 is greater than the maximum diameter of the clinching nut.

In this technical scheme, the path end slides and runs through the clamp material piece, and the corresponding through hole communicates in pressing from both sides the silo, and the distance between two guide pillars is greater than the biggest footpath of riveting nut, avoids interfering, causes that riveting nut can't smoothly get into and presss from both sides the silo.

Illustratively, as shown in fig. 2 and 5, the bottom of the discharge port is connected with a guide cylinder 5, the top end of the guide cylinder 5 is provided with a lining tile 51, the top end of the lining tile 51 is flush with the bottom end of the feed port, and the top end of the lining tile 51 is provided with a yielding groove corresponding to the material clamping block 12.

Among this technical scheme, the structure and the connection structure of itself of guide cylinder and lining tile belong to prior art, have just not been repeated here one by one, and the lining tile has good wearability and self-lubricity, protects the guide cylinder, and the lining tile top is provided with the groove of stepping down that corresponds with the clamp splice, guarantees the gliding smooth and easy of clamp splice.

Exemplarily, referring to fig. 1 to 4, the riveting device 2 further includes a sleeve 22 fixed at the top end of the feeding block 11 and a rivet rod seat 23 sliding in the sleeve 22, a return spring 24 is disposed between the end of the rivet rod seat 23 and the feeding block 11, the top end of the rivet rod seat 23 is connected to a connecting seat 25 for connecting a power device, the top end of the rivet rod 21 is embedded in the rivet rod seat 23, and a bearing plate 26 is disposed between the rivet rod seat and the connecting seat.

Among this technical scheme, the riveting pole is step axle construction, the riveting pole is located to the riveting pole seat cover, and through loading board axial fixity, the required power of loading board transmission riveting, bear the reaction force of riveting pole when riveting simultaneously, the riveting seat passes through lug connection such as bolt in riveting power device such as pneumatic cylinder, the riveting in-process, treat that riveted part is fixed in the bottom of guide cylinder by manipulator or location frock etc., riveting power device drives the riveting pole and moves down the in-process, the riveting seat passes through reset spring and applys the effort to pressing from both sides the stub bar, the guide cylinder compresses tightly treats riveted part, guarantee the precision of riveting location, after the riveting is accomplished, riveting device resets, the riveting pole resets under reset spring's effect.

Illustratively, as shown in fig. 1 and 4, a limit groove is formed in the rivet rod seat 23, and a limit pin 221 sliding in the limit groove is disposed on a side surface of the sleeve 22.

Among this technical scheme, spacer pin self structure and mounting means are prior art, expand detailed not here, the sliding stroke of spacer pin at the spacing inslot, the displacement of decision riveting pole, when the spacer pin is in the spacing groove top, the end of riveting pole is in initial condition, wait for the riveting nut to get into and press from both sides the silo, when the spacer pin is in the constant head tank bottom, the riveting pole is in the position that the riveting was accomplished, avoid the riveting pole to crush the part, and simultaneously, spacer pin cooperation spacing groove, rotation between restriction riveting pole seat and the sleeve, improve the riveting precision.

Illustratively, referring to fig. 6, the bottom end of the rivet rod seat 23 is provided with an anti-rotation block 231, and the side surface of the rivet rod 21 is provided with a positioning plane corresponding to the anti-rotation block.

According to the technical scheme, a notch is formed in the bottom end of a riveting rod seat, an anti-rotation block is arranged through a screw, a positioning plane corresponding to the anti-rotation block is formed in the side face of a riveting rod, and the anti-rotation block is matched with the anti-rotation plane to prevent the riveting rod from rotating; in the riveting process, strict requirements are imposed on the moving straightness of the riveting rod and the coaxiality of the riveting nut and the part, debugging meeting production conditions is completed before riveting, errors are inevitable in the machining precision of the riveting rod and the like, when the riveting rod rotates, the debugging precision is changed, the riveting precision is poor if the riveting precision is light, and equipment and the part are damaged if the riveting precision is heavy.

Illustratively, referring to fig. 1 and 2, the feedblock 11 is provided with an inductor 6 on the side opposite the feedwell.

Among this technical scheme, the inductor is used for responding to the position of riveting nut, ensures that the riveting nut gets into completely and presss from both sides the silo to be in directly over the discharge gate.

Illustratively, as shown in fig. 2 and 4, the end of the rivet rod 21 is provided with a positioning hole corresponding to the rivet nut, and a magnet 211 is disposed in the positioning hole.

Among this technical scheme, the top of riveting nut is located to the locating hole cover, guarantees the location of riveting nut, improves the riveting precision, and magnet passes through the screw fixation in the locating hole, and ejecting in-process adsorbs the riveting nut in the riveting pole, avoids riveting nut to connect after the riveting pole backs off the clamp piece and drops, and after the riveting is accomplished, cohesion is far greater than the adsorption affinity of magnet between riveting nut and the part, and riveting pole and riveting nut normally throw off and reset.

In conclusion, the feeding chuck for riveting the nut is compact in structure, is used for automatic feeding of riveting, and improves production efficiency; the clamping device ensures that only one riveting nut can be ejected out at a time, and riveting can be directly completed by matching with the riveting device, so that the production efficiency is improved.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The foregoing is illustrative of the present disclosure and it will be appreciated by those skilled in the art that changes may be made in this embodiment without departing from the principles of the disclosure, the scope of which is defined by the appended claims.

Claims

1. The utility model provides a pay-off chuck for riveting nut, its characterized in that includes the pay-off chuck and sets up the riveting set directly over the pay-off chuck, be provided with the riveting pole that slides and run through the pay-off chuck in the riveting set, the pay-off chuck includes the feedblock that is fixed in the riveting set bottom through the connecting block and sets up the clamping device in the feedblock, the side of feedblock is provided with the feed inlet to through articulate in outside conveying pipe, the bottom of feedblock is provided with the discharge gate that communicates in the feed inlet, the discharge gate sets up directly under the riveting pole, clamping device is including setting up the clamp material piece in feed inlet and discharge gate juncture relatively, clamp material piece sliding connection is in the feedblock, and the inboard is provided with the clamp groove that corresponds with the riveting nut, and the inboard top is the inclined plane structure.

2. The feed collet for clinching a nut as claimed in claim 1, wherein: the side surfaces, adjacent to the feed inlet, of the feeding block are respectively provided with a step groove, the material clamping block is arranged in the step grooves in a sliding mode through a blocking strip, a limiting boss corresponding to the step groove extends in the side surface, close to the blocking strip, of one end of the material clamping block in a protruding mode, and a material clamping spring is arranged between the material clamping block and the blocking strip.

3. A feed collet for a clinch nut as claimed in claim 2, wherein: the material clamping block is internally provided with a guide pillar, one end of the guide pillar is abutted to the barrier strip, the other end of the guide pillar penetrates through the material clamping block in a sliding mode, and the material clamping spring is sleeved on the guide pillar.

4. A feed collet for a clinch nut as claimed in claim 3, wherein: the distance between the two guide columns is larger than the maximum diameter of the riveting nut.

5. The feed collet for clinching a nut as claimed in claim 1, wherein: the bottom of discharge gate is connected with the guide cylinder, the top of guide cylinder is provided with the lining tile, the top of lining tile with the bottom of feed inlet flushes to be provided with the groove of stepping down that corresponds with the clamp material piece.

6. The feed collet for clinching a nut as claimed in claim 1, wherein: the riveting device further comprises a sleeve fixed at the top end of the feeding block and a riveting rod seat sliding in the sleeve, a reset spring is arranged between the tail end of the riveting rod seat and the feeding block, the top end of the riveting rod seat is connected with a connecting seat used for being connected with a power device, the top end of the riveting rod is embedded in the riveting rod seat, and a bearing plate is arranged between the riveting rod seat and the connecting seat.

7. The feed collet for clinching a nut as claimed in claim 6, wherein: a limiting groove is formed in the riveting rod seat, and a limiting pin sliding in the limiting groove is arranged on the side face of the sleeve.

8. The feed collet for a clinch nut of claim 6, wherein: the bottom of the riveting rod seat is provided with an anti-rotation block, and the side surface of the riveting rod is provided with a positioning plane which corresponds to the anti-rotation block.

9. The feed collet for clinching a nut as claimed in claim 1, wherein: and the side surface of the feeding block, which is opposite to the feeding hole, is provided with an inductor.

10. The feed collet for clinching a nut as claimed in claim 1, wherein: the tail end of the riveting rod is provided with a positioning hole corresponding to the riveting nut, and a magnet is arranged in the positioning hole.