CN215431383U

CN215431383U - Nail feeding device for automatic nail feeding machine

Info

Publication number: CN215431383U
Application number: CN202120647684.XU
Authority: CN
Inventors: 张亮; 方勇; 刘含洋; 王勇; 唐占文; 要锦伟; 季宝锋; 金�一
Original assignee: Sichuan Aisda Aerospace Technology Co ltd
Current assignee: Sichuan Aisda Aerospace Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2022-01-07
Anticipated expiration: 2031-03-30

Abstract

The invention provides a nail feeding device for an automatic nail feeding machine, which comprises a rotating disc and a nail feeding pipe, wherein the nail feeding pipe is arranged corresponding to the edge of the rotating disc, the length direction of the nail feeding pipe is the same as the axial direction of the rotating disc, the edge of the rotating disc is provided with a clamping jaw mechanism, one side of the nail feeding pipe, which faces the rotating disc, is provided with a nail feeding port through which the clamping jaw mechanism can conveniently pass, and the nail feeding port is communicated with the nail feeding pipe; the rivet conveying pipe is internally provided with a pushing mechanism used for pushing rivets to move, the pushing mechanism comprises a push rod arranged in the rivet conveying pipe in a sliding mode, and the rivet conveying pipe is provided with a power assembly used for driving the push rod to move. The rivet conveying device is simple in structure, stable and reliable, stable conveying of rivets can be achieved, the clamping pieces are arranged on the push rod, the two clamping pieces can be matched with rivet heads to clamp and fix the rivets together, and the push rod can drive the rivets to move out of the rivet conveying pipe more stably.

Description

Nail feeding device for automatic nail feeding machine

Technical Field

The invention belongs to the field of rivet feeding equipment, and particularly relates to a rivet feeding device for an automatic rivet feeding machine.

Background

The automatic rivet feeding technology at the automatic rivet penetrating station is the key of the whole station, and although the automatic rivet feeding technology in the field of aerospace is very mature, the aerospace is small-diameter aluminum rivets, and the automatic rivet feeding can be realized in an air blowing mode; in the field of automobiles, rivets are all made of steel materials, the diameters of the rivets are phi 12mm, phi 14mm and phi 16mm, the traditional rivet conveying mode cannot meet the requirement, the rivet conveying operation can only be completed through a mechanical structure, the conventional rivet conveying device can only push the rivets to move along a conveying pipeline and cannot well limit the rivets, particularly, in the moment that the rivets move out of the conveying pipeline, the rivets easily fall off from the rivet conveying device, the conveying of the rivets to next processing equipment is influenced, the reliability and the continuity of the operation of the rivet conveying device are not improved favorably, and when the rivets enter the conveying pipeline, a push rod and a clamping jaw mechanism are also easily clamped, so that the failure of the rivet conveying device is caused, and the conveying efficiency of the rivets is influenced.

Disclosure of Invention

In view of the above, the present invention provides a nail feeding device for an automatic nail feeding machine, which aims to overcome the defects in the prior art.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a nail feeding device for an automatic nail feeding machine comprises a rotating disc and a nail feeding pipe, wherein the nail feeding pipe is arranged corresponding to the edge of the rotating disc, the length direction of the nail feeding pipe is the same as the axial direction of the rotating disc, a clamping jaw mechanism is arranged at the edge of the rotating disc, a nail feeding port convenient for the clamping jaw mechanism to pass through is arranged on one side, facing the rotating disc, of the nail feeding pipe, and the nail feeding port is communicated with the nail feeding pipe; the rivet conveying pipe is internally provided with a pushing mechanism used for pushing rivets to move, the pushing mechanism comprises a push rod arranged in the rivet conveying pipe in a sliding manner, and the rivet conveying pipe is provided with a power assembly used for driving the push rod to move; the one end that the push rod stretched into the nail feeding pipe corresponds and is equipped with two clamping pieces, and the equal one end of each clamping piece sets up on the push rod, and the other end is equipped with the clamping part with rivet head complex.

Further, the clamping piece is trapezoidal in section.

Furthermore, one side of the clamping piece, which faces the axis of the nail feeding pipe, is provided with a bending part for strengthening the structural strength of the clamping piece, and the other side of the clamping piece is provided with an arc surface part.

Furthermore, the clamping part is provided with a clamping groove matched with the rivet head, and the clamping grooves on the two clamping parts are spliced to form a clamping gap similar to the shape of the rivet head.

Furthermore, the power assembly comprises a driver arranged on the nail feeding pipe, the telescopic end of the driver is connected with the push rod, and the fixed end of the driver is arranged on the nail feeding pipe.

Further, the position that corresponds the push rod on the nail feeding pipe is equipped with the bar hole, and the length direction in this bar hole is the same with the length direction of nail feeding pipe, be equipped with on the push rod with bar hole sliding fit's reference column, reference column one end sets up on the push rod, and the other end is connected with the flexible end of driver.

Furthermore, clamping mechanism includes two clamp blocks that correspond the setting on the rolling disc, each the clamp block all rotates through the spring hinge and installs on the rolling disc, the length direction of clamp block all is the same with the length direction who send the nail pipe.

Furthermore, the clamping blocks are provided with guide grooves matched with the clamping piece, the guide grooves on the two clamping blocks are spliced to form a horn-shaped clamping gap, and one side of the large opening of the clamping gap faces the clamping piece.

Compared with the prior art, the invention has the following advantages:

the rivet feeding device is simple in structure, stable and reliable, stable conveying of rivets can be achieved, the clamping pieces are arranged on the push rod, the two clamping pieces can be matched with rivet heads to clamp and fix the rivets together, the push rod can drive the rivets to move out of the rivet feeding pipe more stably, meanwhile, the cambered surfaces on the clamping pieces can be matched with the guide grooves on the clamping blocks, the clamping pieces can push the clamping blocks open in the process of extending into the clamping gaps, fixing of the rivets is relieved, reliability and stability of pushing out the rivets by the push rod are greatly improved, and continuity and reliability of the rivet feeding device in the operation process are improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the pushing mechanism according to the embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a push rod in an embodiment of the present invention;

fig. 4 is a partially enlarged schematic view of a portion a of fig. 3.

Description of reference numerals:

1-rotating the disc; 2-clamping a block; 3-a guide groove; 4-a nail inlet; 5-feeding a nail pipe; 6-strip-shaped holes; 7-a positioning column; 8-a driver; 9-a card slot; 10-a clamping member; 11-a push rod; 12-an arc surface portion; 13-bending part; 14-positioning element.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.

A nail feeding device for an automatic nail feeding machine is shown in figures 1 to 4 and comprises a rotating disc 1 and a nail feeding pipe 5, wherein the nail feeding pipe 5 is arranged corresponding to the edge of the rotating disc 1, the length direction of the nail feeding pipe 5 is the same as the axial direction of the rotating disc 1, a clamping jaw mechanism is arranged on the edge of the rotating disc 1, a nail feeding port 4 convenient for the clamping jaw mechanism to pass through is arranged on one side, facing the rotating disc 1, of the nail feeding pipe 5, and the nail feeding port 4 is communicated with the nail feeding pipe 5; a pushing mechanism used for pushing rivets to move is arranged in the nail feeding pipe 5 and comprises a push rod 11 arranged in the nail feeding pipe 5 in a sliding mode, and a power assembly used for driving the push rod 11 to move is arranged on the nail feeding pipe 5; two clamping pieces 10 are correspondingly arranged at one end, extending into the nail feeding pipe 5, of the push rod 11, one end of each clamping piece 10 is arranged on the push rod 11, and a clamping portion matched with the rivet head is arranged at the other end of each clamping piece 10.

Specifically, the rotating disc 1 may be rotatably mounted on an external device rack through a rotating shaft, and a driving device, such as a driving motor, for driving the rotating disc 1 to rotate may be disposed on the device rack, and those skilled in the art may also mount the rotating disc 1 in other manners as long as the rotating disc 1 can be driven to rotate stably all the time; the nail feeding pipe 5 can also be fixedly arranged on an external equipment frame through screws or welding, and the technical personnel in the field can also adopt other modes to fixedly arrange the nail feeding pipe 5 as long as the nail feeding pipe 5 can be kept stable, the output end of the nail feeding pipe 5 can be connected with rivet processing equipment, and the nail feeding device can be used for stably conveying rivets for the next processing equipment.

The clamping piece 10 is trapezoidal in section; specifically, the clamping piece 10 with the trapezoidal section has higher structural strength and is less prone to damage, the service life and the reliability of the nail feeding device are prolonged, the clamping piece 10 can be integrally formed with the push rod 11 and can also be welded and fixed, and a person skilled in the art can also install and fix the clamping piece 10 in other modes as long as stable connection between the clamping piece 10 and the push rod 11 can be achieved.

A bending part 13 for enhancing the structural strength of the clamping piece 10 is arranged on one side of the clamping piece 10 facing the axis of the nail feeding pipe 5, and an arc surface part 12 is arranged on the other side; specifically, the bending part 13 can enable the clamping piece 10 to form an arc-shaped structure, the overall structural strength of the clamping piece 10 with the arc-shaped structure is higher, and the clamping piece 10 has certain elastic deformation capacity, when two clamping pieces 10 clamp and fix a rivet, one end of the clamping piece 10, which faces the rivet, is more difficult to bend upwards and damage, and a rivet head can be clamped and fixed stably all the time; the arc-shaped surface part 12 arranged on the clamping part 10 can be better matched with the clamping jaw mechanism, and the clamping part 10 can be more conveniently inserted into the gap of the clamping block 2.

The clamping part is provided with a clamping groove 9 matched with the rivet head, and the clamping grooves 9 on the two clamping pieces 10 are spliced to form a clamping gap similar to the shape of the rivet head; it is specific, the clamping gap is mushroom head shape or hemisphere, the reasonable shape that sets up clamping gap according to the shape of rivet head of technical personnel in the field, as long as can realize clamping gap and rivet head cooperation can, no longer give consideration to here, through set up draw-in groove 9 in the clamping part, two clamping parts 10 can press from both sides tight fixed rivet, the rivet can stretch out under clamping part 10 spacing and send nail pipe 5, the rivet stretches out and send more difficult emergence behind nail pipe 5 to drop, make things convenient for next processing equipment to take the rivet, be favorable to improving reliability and the continuity that the rivet sent the nail.

The power assembly comprises a driver 8 arranged on the nail feeding pipe 5, the telescopic end of the driver 8 is connected with the push rod 11, and the fixed end is arranged on the nail feeding pipe 5; specifically, the driver 8 may be an electric push rod, a linear module or an electric cylinder, and those skilled in the art may also use other drivers 8 as long as the driver 8 can drive the push rod 11 to slide in the nail feeding tube 5.

A strip-shaped hole 6 is formed in the position, corresponding to the push rod 11, of the nail feeding pipe 5, the length direction of the strip-shaped hole 6 is the same as that of the nail feeding pipe 5, the strip-shaped hole 6 is communicated with the nail feeding pipe 5, a positioning column 7 in sliding fit with the strip-shaped hole 6 is arranged on the push rod 11, one end, extending into the nail feeding pipe 5, of the positioning column 7 is arranged on the push rod 11, and the other end of the positioning column is connected with the telescopic end of the driver 8; specifically, reference column 7 can welded fastening on push rod 11, also can fix on push rod 11 through the screw installation, and technical personnel in the field also can adopt other modes installation fixed reference column 7, as long as can realize reference column 7 and push rod 11 stable connection can, driver 8's stiff end can be through the mounting screw on sending nail pipe 5, flexible end can be connected with reference column 7 through the screw, and technical personnel in the field also can be through the flexible end of other modes connection reference column 7 and driver 8, as long as can make stable drive reference column 7 of driver 8 and push rod 11 remove can.

In an alternative embodiment, the driver 8 is a linear module, a positioning part 14 is arranged on a sliding table of the linear module, a positioning groove matched with the positioning column 7 is arranged on the positioning part 14, one end of the positioning column 7 penetrating through the positioning groove is provided with a spherical positioning part, and the other end of the positioning column is arranged on the push rod 11; specifically, the positioning element 14 can be fixed on the sliding table of the linear module by screws, and those skilled in the art can also install the positioning element 14 in other ways as long as the positioning element 14 can be matched with the positioning column 7, and further the driver 8 can drive the positioning column 7 and the push rod 11 to move; the diameter of location portion can slightly be greater than the diameter of reference column 7, and location portion on the reference column 7 can restrict the reference column through cooperating with the constant head tank, avoids reference column 7 and setting element 14 to separate, is favorable to improving the stability that driver 8 drove reference column 7 and push rod 11 and removes.

Clamping mechanism includes two clamp splice 2 that correspond the setting on the rolling disc 1, each clamp splice 2 all rotates through the spring hinge and installs on rolling disc 1, the length direction of clamp splice 2 all is the same with the length direction who send the nail pipe 5, and is concrete, and technical staff in the art can select suitable spring hinge as required to and the installation or the connected mode of spring hinge and clamp splice, as long as can make two clamp splice 2 can be under the effect of spring hinge elasticity that resets stable clip rivet can.

The clamping blocks 2 are provided with guide grooves 3 matched with the clamping piece 10, the guide grooves 3 on the two clamping blocks 2 are spliced to form a horn-shaped clamping gap, and one side of the large opening of the clamping gap is arranged towards the clamping piece 10; specifically, the guide way 3 can cooperate with cambered surface portion 12 on the clamping piece 10 well, when clamping piece 10 stretches into the centre gripping clearance, cambered surface portion 12 of clamping piece 10 can cooperate with guide way 3, clamping piece 10 can be followed guide way 3 and backed down clamp splice 2, make the centre gripping clearance enlarge gradually, and then make clamp splice 2 remove the clamp fixation to the rivet, the clamping piece 10 of being convenient for is released the rivet and is sent nail pipe 5, avoid clamping piece 10 and clamp splice 2 to take place to interfere, greatly reduced this kind of nail feeding device take place the possibility of blocking or trouble.

The specific working mode of the nail feeding device is as follows: an operator can firstly utilize the clamping jaw mechanism on the rotating disc 1 to clamp and fix the rivet, then the driving device is utilized to drive the rotating disc 1 to rotate, the clamping jaw mechanism on the rotating disc 1 is moved to the nail inlet 4, and finally the driver 8 is utilized to drive the push rod 11 to push the rivet into the next processing device along the nail conveying pipe 5.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.

Claims

1. The utility model provides an automatic send nail machine with sending nail device which characterized in that: the nail feeding pipe is arranged corresponding to the edge of the rotating disc, the length direction of the nail feeding pipe is the same as the axial direction of the rotating disc, the edge of the rotating disc is provided with a clamping jaw mechanism, one side of the nail feeding pipe, which faces the rotating disc, is provided with a nail feeding port through which the clamping jaw mechanism can pass conveniently, and the nail feeding port is communicated with the nail feeding pipe; the rivet conveying pipe is internally provided with a pushing mechanism used for pushing rivets to move, the pushing mechanism comprises a push rod arranged in the rivet conveying pipe in a sliding manner, and the rivet conveying pipe is provided with a power assembly used for driving the push rod to move; the one end that the push rod stretched into the nail feeding pipe corresponds and is equipped with two clamping pieces, and the equal one end of each clamping piece sets up on the push rod, and the other end is equipped with the clamping part with rivet head complex.

2. The nail feeding device for an automatic nail feeding machine according to claim 1, characterized in that: the clamping piece is trapezoidal in section.

3. The nail feeding device for an automatic nail feeding machine according to claim 1, characterized in that: one side of the clamping piece towards the axis of the nail feeding pipe is provided with a bending part for strengthening the structural strength of the clamping piece, and the other side of the clamping piece is provided with an arc surface part.

4. The nail feeding device for an automatic nail feeding machine according to claim 1, characterized in that: the clamping part is provided with a clamping groove matched with the rivet head, and the clamping grooves on the two clamping parts are spliced to form a clamping gap similar to the shape of the rivet head.

5. The nail feeding device for an automatic nail feeding machine according to claim 1, characterized in that: the power assembly comprises a driver arranged on the nail feeding pipe, the telescopic end of the driver is connected with the push rod, and the fixed end of the driver is arranged on the nail feeding pipe.

6. The nail feeding device for an automatic nail feeding machine according to claim 5, characterized in that: the position that corresponds the push rod on the nail feeding pipe is equipped with the bar hole, and the length direction in this bar hole is the same with the length direction of nail feeding pipe, be equipped with on the push rod with bar hole sliding fit's reference column, reference column one end sets up on the push rod, and the other end is connected with the flexible end of driver.

7. The nail feeding device for an automatic nail feeding machine according to claim 1, characterized in that: the clamping mechanism comprises two clamping blocks correspondingly arranged on the rotating disc, each clamping block is rotatably installed on the rotating disc through a spring hinge, and the length direction of each clamping block is the same as that of the nail feeding pipe.

8. The nail feeding device for an automatic nail feeding machine according to claim 7, characterized in that: the clamping blocks are provided with guide grooves matched with the clamping pieces, the guide grooves on the two clamping blocks are spliced to form a horn-shaped clamping gap, and one side of the large opening of the clamping gap faces the clamping pieces.