CN217166329U

CN217166329U - Riveting machine

Info

Publication number: CN217166329U
Application number: CN202123325357.1U
Authority: CN
Inventors: 井伟讷; 杨冠恒; 井伟波
Original assignee: Dongguan Bosen Packaging Products Co ltd
Current assignee: Dongguan Bosen Packaging Products Co ltd
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2022-08-12
Anticipated expiration: 2031-12-25

Abstract

The application belongs to the technical field of rivet assembly equipment, and relates to a riveting machine, which comprises a frame; the rack is provided with a lower die rod, an upper die rod positioned above the lower die rod and an upper die driving device; the rack is provided with a vertical conveying guide rail for conveying the T-shaped nut to an upper mold rod of the riveting machine, and wing edges for hanging the T-shaped nut are arranged downwards on two sides of the conveying guide rail along the advancing direction; the conveying guide rail comprises an upper fixed guide rail and a lower movable guide rail; the vertical gradient of one end of the movable guide rail, which is positioned at the upper die rod, becomes gentle so that the T-shaped nut is stopped at the position, and the top end of the position is provided with a notch type abdicating groove in a penetrating manner; the movable guide rail is hinged with the fixed guide rail and is connected with a pushing assembly which drives the movable guide rail to rotate so that one end of the movable guide rail, which is close to the upper die rod, reversely deviates from the punching path of the upper die rod along the opening of the abdicating groove; the tail end of the movable guide rail is also provided with an anti-shake component. The application has the characteristics of high safety and high efficiency.

Description

Riveting machine

Technical Field

The application relates to the field of rivet assembly equipment, in particular to a riveting machine.

Background

In the assembling process of the wooden packing box, the T-shaped four-claw nuts are matched with the corresponding bolts to form a fixing connection mode between the common boards, and the T-shaped four-claw nuts have the advantages of high connection tightness, light weight, difficulty in breaking and the like. The nut is also known as a rivet, and a T-shaped four-jaw nut is one of the rivets. Referring to fig. 1, the T-shaped four-claw nut includes a cylindrical body with threads formed therein, one end surface of the cylindrical body is an annular seat body, and one side of the seat body close to the cylindrical body is annularly provided with four positioning claws which are uniformly distributed at intervals. In the actual use process, the T-shaped four-claw nut needs to be pressed and fixed in a preset mounting hole on the wood board, and then the wood board provided with the T-shaped four-claw nut is connected with the wood board needing to be connected through the bolt.

At present, the T-shaped four-jaw nut is usually installed in a plate in a stamping mode by a riveting machine, and due to the particularity of the T-shaped four-jaw nut structure, in the actual operation process, the T-shaped four-jaw nut needs to be placed in a mounting hole formed in the plate in advance in a manual mode, and then the riveting machine is operated to perform stamping.

The processing mode of manually placing the T-shaped four-claw nut wastes time and labor, and the operation risk coefficient is high. Therefore, a riveting machine with high operation safety factor is lacked at present.

SUMMERY OF THE UTILITY MODEL

Danger coefficient when can reduce the punching press of T shape nut, this application provides a riveter.

The application provides a riveter adopts following technical scheme:

a riveting machine comprises a frame; a lower die rod for placing a plate, an upper die rod positioned above the lower die rod and an upper die driving device for driving the upper die rod to lift so as to punch the T-shaped nut are arranged on the frame,

the rack is provided with a vertical conveying guide rail for conveying the T-shaped nut to an upper mold rod of the riveting machine, and wing edges for hanging the T-shaped nut are arranged downwards on two sides of the conveying guide rail along the advancing direction;

the conveying guide rail comprises an upper fixed guide rail and a lower movable guide rail; the vertical gradient of the lower end of the movable guide rail at the upper mold rod is reduced so that the T-shaped nut is stopped at the lower end, and a notch type abdicating groove is formed in the top end of the lower end; the movable guide rail is hinged with the fixed guide rail and is connected with a pushing assembly which drives the movable guide rail to rotate so that one end of the movable guide rail, which is close to the upper die rod, reversely deviates from the punching path of the upper die rod along the opening of the abdicating groove;

the tail end of the movable guide rail is also provided with an anti-shake component for reducing shake when the movable guide rail is reset.

By adopting the technical scheme, the T-shaped nuts are sequentially placed from the top initial end of the fixed guide rail, so that the base bodies of the T-shaped nuts are hung on the wing edges of the conveying guide rail, and the T-shaped nuts move from the initial end of the fixed guide rail to the lower end of the movable guide rail along the conveying path under the action of self gravity and stay at the initial end of the fixed guide rail; the movable guide rail is provided with a pushing assembly, when an upper die rod of the riveting machine carries out a stamping process, the movable guide rail can deviate from a stamping path through the pushing assembly, and the T-shaped four-jaw nut is still left in place due to the inertia effect and is driven by the upper die rod to be stamped downwards on a plate; when the upper die rod resets, the movable guide rail also completes resetting under the action of the pushing assembly to wait for the next stamping process. This riveter is in the use, and T shape nut is carried by carrying the guide rail, replaces the manual work to place T shape nut on panel, and factor of safety promotes by a wide margin.

Optionally, the pushing assembly comprises a horizontal ejector rod fixedly connected with the riveting machine and capable of lifting along with the upper die rod, and a guide rod which is jacked up by the ejector rod on the riveting machine when the upper die rod of the riveting machine descends on one side of the movable guide rail close to the riveting machine.

Through adopting above-mentioned technical scheme, when carrying out the stamping process, the ejector pin is followed the mould pole and is together descended fast, with the guide arm jack-up of butt on the movable guide, makes the punching press route of movable guide skew drift, and this project organization is simple and ingenious, and the lapse effect is obvious, can promote movable guide's activity efficiency by a wide margin to promote work efficiency, and need not to add and establish extra power device, the energy consumption is low.

Optionally, the rack is connected with a limiting rod for abutting against the reset movable guide rail so as to reduce excessive reset of the movable guide rail.

Through adopting above-mentioned technical scheme, the gag lever post has restricted the movable track that the movable guide is close to riveter one side, can alleviate the phenomenon that the movable guide excessively resets, supplementary movable guide resets fast.

Optionally, the anti-shake part includes the installation piece with movable rail's terminal fixed mounting, still includes that both ends are connected with the frame of riveter and installation piece respectively and are used for pulling the reset spring of installation piece.

Through adopting above-mentioned technical scheme, reset spring possesses better shock attenuation buffering effect to simple structure, installation and maintenance cost are lower.

Optionally, the joint of the movable guide rail and the fixed guide rail is located on the frame, and the starting end of the movable guide rail is hinged to the frame.

Through adopting above-mentioned technical scheme, only compare with fixed guide is articulated with movable guide, set up movable guide's hinged end in more firm frame through the mount pad, can improve movable guide's steadiness to improve movable guide's stationarity, accuracy nature and the rapidity that resets of activity.

Optionally, the device further comprises a vibrating disk for conveying the T-shaped nut to the fixed guide rail; the vibrating disc comprises a vibrating disc body, the vibrating disc body comprises a vibrating hopper, and an inner advancing channel which spirally rises and is used for a plurality of T-shaped nuts to reversely advance is arranged on the inner wall of the vibrating hopper; the tail end of the inner advancing channel is connected with a spirally descending outer conveying channel, and the outer conveying channel comprises a turning channel and a conveying channel connected with the tail end of the turning channel; the joint of the inner advancing channel and the outer conveying channel is obliquely arranged, and the overturning channel is obliquely arranged, so that the T-shaped nut is gradually and obliquely overturned from an inverted state in the inner advancing channel to an upright state in the conveying channel; a baffle for limiting the T-shaped nut is arranged above the conveying channel; the end of the conveying channel is connected with the initial end of the fixed guide rail.

Through adopting above-mentioned technical scheme, make full use of the autoloading function of vibration dish to carry out construction transformation to it. The vibrating disk is a common feeding device for automatic assembly and capable of automatically orienting and sequencing, and the hopper is subjected to twisting type up-and-down vibration under the action of the electromagnetic vibrator, so that conveyed workpieces can move from low to high along the spiral track and can be automatically oriented and sequenced.

In the using process, after the T-shaped nut enters the inner front channel of the vibration hopper, the T-shaped nut is in a downward inverted state under the action of gravity and torsion of the vibration hopper, and is conveyed to the tail end of the inner front channel in a maintained inverted state. Through carrying out structural design to the helical orbit in the vibration dish, set up the slope of the junction of interior front track and outer conveying way, the upset passageway slope sets up for T shape nut is by the state of invering in the interior front track slope upset to the upright state in the conveying passage gradually, and continue to carry forward to the conveying guide rail, and T shape nut is just hung on the wing limit of conveying guide rail and continues to carry downwards in proper order. This riveter can realize carrying to punching press department to T shape nut automatic sequencing, and the stamping process is simple and efficient, and factor of safety is high, and the practicality is strong.

Optionally, a sliding groove for the seat body of the T-shaped nut to be clamped in is formed in the bottom surface of the turning channel.

By adopting the technical scheme, when the T-shaped nut is conveyed to the tail end of the turning channel, the T-shaped nut is gradually erected under the action of the gradually inclined ramp of the turning channel, and the sliding groove can assist in limiting the seat body of the T-shaped nut; the chute and the turning channel limit the T-shaped nut together, so that the T-shaped nut is assisted to be turned. The structural design of this spout is ingenious, has improved the turnover efficiency of upset passageway and the success rate of upset.

Optionally, a position limiting channel with the diameter consistent with that of the cylindrical body of the T-shaped nut is arranged at the connection position of the conveying channel and the overturning channel.

Through adopting above-mentioned technical scheme, when T shape nut from the upset completion entering transfer passage of upset passageway, spacing way can help T shape nut stable, help accomplishes the transition of transport state.

To sum up, the application comprises the following beneficial technical effects:

1. according to the riveting machine, the conveying guide rail comprising the fixed guide rail and the movable guide rail is arranged on the riveting machine, and the T-shaped nuts can be conveyed by the conveying guide rail in the using process, so that the T-shaped nuts are placed on a plate instead of manpower, and the safety coefficient is greatly improved;

2. the application can also be used together with a vibrating disk with a special structure, and the vibrating disk can enable the T-shaped nuts to be sequentially sequenced and enter the conveying guide rail, so that the automation degree of the riveting machine is improved.

Drawings

FIG. 1 is a schematic structural view of a T-shaped four-jaw nut;

FIG. 2 is a schematic perspective view of an embodiment of the present application;

FIG. 3 is a schematic diagram of a portion of an embodiment of the present application;

description of reference numerals:

1. a T-shaped four-jaw nut; 11. a columnar body; 12. a base body; 13. a positioning claw; 2. vibrating the hopper; 21. an inner forward path; 22. turning over the channel; 221. a chute; 23. a delivery channel; 231. a baffle plate; 232. a limiting channel; 24. a take-up pan; 3. a conveying guide rail; 31. fixing the guide rail; 32. a movable guide rail; 321. a guide bar; 322. mounting a sheet; 323. a return spring; 324. a yielding groove; 33. a wing edge; 4. riveting machine; 41. a frame; 42. a punch; 421. a mold rod is arranged; 43. a lower mold rod; 44. a top rod; 45. a limiting rod; 46. and a carrier plate.

Detailed Description

The present application is described in further detail below.

Referring to fig. 1, the embodiment of the present application is directed to a T-shaped nut with four jaws, referred to as T-shaped four-jaw nut 1 for short. The T-shaped four-claw nut 1 comprises a cylindrical body 11 with threads formed inside, one end face of the cylindrical body 11 is an annular seat body 12, and four positioning claws 13 which are uniformly distributed at intervals are annularly arranged on the seat body 12.

The embodiment of the application discloses riveter, refer to fig. 2, including frame 41, be provided with in the frame 41 and carry out the last mould pole 421 of punching press to T shape four-jaw nut 1, the top of going up mould pole 421 is provided with mould drive arrangement, is provided with the lower mould pole 43 of settling the plank under going up mould pole 421. The upper portion of frame 41 is provided with the vibration dish that can carry out automatic sequencing and to riveting machine 4 conveying to T shape four-jaw nut 1, and the output of vibration dish is provided with the conveying guide rail 3 that extends to the lower side of cope match-plate pattern 421.

The frame 41 is vertically placed on the ground, and referring to fig. 3, the upper portion of the frame 41 is provided with a vibration disk, and the vibration disk comprises a vibration disk body, and the vibration disk body comprises a vibration hopper 2. The inner wall of the vibration hopper 2 is provided with a spirally rising inner advancing channel 21 for the inverted advancing of a plurality of T-shaped four-claw nuts 1; the end of the inner advancing path 21 is connected with an outer conveying path which starts to spirally descend from the top surface of the vibration hopper 2, and the outer conveying path comprises an overturning channel 22 and a conveying channel 23 connected with the end of the overturning channel 22.

The outer side of the joint of the turning channel 22 and the inner front channel 21 is arranged obliquely downwards, so that the conveying surface of the turning channel 22 is oblique, and the inclination degree of the conveying surface of the turning channel 22 is gradually increased along the spiral descending direction. The bottom surface of the turning channel 22 is provided with a sliding groove 221 for the seat body 12 of the T-shaped four-claw nut 1 to be clamped in. Thereby causing the T-shaped four-jaw nut 1 to gradually transition from the inverted state on the inner advancing path 21 to the upright state on the inverting path 22.

The conveying channel 23 is positioned below the tail end of the overturning channel 22 and is used for receiving the upright T-shaped four-jaw nut 1 overturned by the overturning channel 22. The junction between the conveying channel 23 and the turning channel 22 is provided with a limit channel 232. A stopper 231 for restricting the T-shaped four-jaw nut 1 is provided above the conveyance path 23, and the bottom surface of the stopper 231 abuts against the top surface of the T-shaped four-jaw nut 1.

A receiving tray 24 is fixedly arranged on the periphery of the vibration hopper 2 below the conveying channel 23 and used for receiving the falling T-shaped four-claw nut 1. The receiving disc 24 is of a channel structure which is obliquely arranged in a surrounding mode, and the bottom end of the channel is communicated into the vibration hopper 2, so that the dropped T-shaped four-claw nut 1 is conveyed back into the vibration hopper 2 again.

Referring back to fig. 1, a punch 42 is vertically disposed on the frame 41, the punch 42 is cylindrical, and an upper die bar 421 for punching the T-shaped four-jaw nut 1 is fixedly connected below the punch 42. The upper mold rod 421 is in the shape of a slender cylinder, and a lower mold rod 43 capable of inserting the mounting hole on the wood board is arranged right below the upper mold rod 421. The lower mold rod 43 is in the shape of a circular boss, the bottom surface of the lower mold rod is fixedly connected with the frame 41, and one side of the lower mold rod 43 is provided with a horizontally placed carrier plate 46 fixedly connected with the frame 41. The top surface of the carrier plate 46 and the bottom surface of the lower mold rod 43 are on the same horizontal plane, and when a wood board is placed on the carrier plate 46, the mounting holes in the wood board are just sleeved on the lower mold rod 43. An upper mold driving device is arranged above the upper mold rod 421, and in this embodiment, the upper mold driving device adopts a combination form of a lever and a cam, and a rotating shaft of the cam is connected with a motor. The motor drives the cam to rotate, so that one end of the lever is driven to lift, the other end of the lever drives the punch 42 to lift, and the upper die rod 421 is driven to lift, so that the punching process is completed.

The end of the conveying channel 23 far away from the turning channel 22 is connected with a conveying guide rail 3. The conveying guide rail 3 is vertically arranged, and wing edges 33 for hanging the T-shaped four-claw nuts 1 are arranged downwards along two sides of the traveling direction.

Along the conveying path of the T-shaped four-jaw nut 1, the conveying rail 3 includes a fixed rail 31 and a movable rail 32. The top start end of the fixed guide rail 31 is fixedly connected and engaged with the bottom end of the conveying passage 23, and the bottom end is fixed on the frame 41. The top starting end of the movable guide rail 32 is connected with the bottom end of the fixed guide rail 31 and is hinged with the frame 41, and the hinged shaft is horizontally arranged. The end of the movable rail 32 is horizontal so that the T-nut stagnates there. The tail end of the movable guide rail 32 is provided with a mounting piece 322, and a return spring 323 is connected above the mounting piece 322. One end of the return spring 323 away from the mounting plate 322 is fixedly connected with the frame 41.

Referring to fig. 2, the movable rail 32 is connected to a pushing assembly for driving the movable rail 32 to rotate so that one end of the movable rail 32 near the upper mold bar 421 is reversely deviated from the punching path of the upper mold bar 421 along the opening of the relief groove 324. The pushing assembly comprises a push rod 44 horizontally arranged and sleeved above the punch 42 and a guide rod 321 fixedly connected with the movable guide rail 32.

The guide rod 321 is in the shape of an arch rod, and the top end thereof abuts against the side of the plunger 44 close to the movable rail 32. When the punch 42 of the riveting machine 4 descends, the punch 42 drives the ejector rod 44 to descend together, and simultaneously the guide rod 321 drives the movable guide rail 32 to deviate from a punching path, so that the interference on the punching process is avoided.

A horizontal limiting rod 45 is arranged above the top rod 44. Gag lever post 45 is the cylinder form, keeps away from movable guide rail 32's one end and frame 41 fixed connection, is close to movable guide rail 32's one end and movable guide rail 32 butt, and after movable guide rail 32 accomplished the stamping process, gag lever post 45 has restricted movable guide rail 32 and has been close to the movable path of riveter 4 one side, can alleviate movable guide rail 32's excessive reset, supplementary movable guide rail 32 resets fast.

The implementation principle of a riveter of this application embodiment does: the T-shaped four-claw nut 1 is poured into a vibration hopper 2 of a vibration disc, is in a downward inverted state of a seat body 12 under the action of gravity and torsion of the vibration hopper 2, is gradually conveyed upwards along an inner forward path 21 to the top end of the inner forward path 21 in a spiral mode, and then slides to an overturning channel 22; the T-shaped four-claw nut 1 is turned over by the turning channel 22 to be in a positive state and is downwards transmitted to the conveying channel 23; the T-shaped four-claw nut 1 is continuously conveyed forwards in the conveying channel 23 to enter the conveying guide rail 3 and is hung on the wing edge 33 of the conveying guide rail 3; along with the continuous reciprocating type torsional pendulum motion of vibration hopper 2, mixed and disorderly T shape four-jaw nut 1 will be in proper order automatic sequencing one by one and carry on to transport guide rail 3 one by one.

When the T-shaped four-jaw nut 1 is transferred with the conveyor rail 3 under the punch 42 of the riveting machine 4, the board to be mounted is placed on the carrier plate 46 with the mounting hole aligned with the lower die shank 43, and the riveting machine 4 is then started. In the process of rapidly descending the punch 42 of the riveting machine 4, the ejector rod 44 descends along with the punch, when the ejector rod 44 descends to the guide rod 321 of the movable guide rail 32, the guide rod 321 and the movable guide rail 32 are rapidly ejected by the ejector rod 44, and at the moment, the T-shaped four-jaw nut 1 positioned at the tail end of the movable guide rail 32 still stays below the punch 42; the last mould pole 421 of drift 42 passes this T shape four-jaw nut 1, drives T shape four-jaw nut 1, and the riveter 4 of this application can realize the automatic defeated sequencing and the transport to T shape four-jaw nut 1 to possess the security height, efficient characteristics.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A riveting machine (4) comprises a frame (41); be provided with lower mould pole (43) of placing panel on frame (41), be located last mould pole (421) of lower mould pole (43) top to thereby mould pole (421) go up and down the last mould drive arrangement who punches T shape nut in the drive, its characterized in that:

the machine frame (41) is provided with a vertical conveying guide rail (3) for conveying the T-shaped nuts to an upper mold rod (421) of the riveting machine (4), and two sides of the conveying guide rail (3) along the traveling direction are downwards provided with wing edges (33) for hanging the T-shaped nuts;

the conveying guide rail (3) comprises an upper fixed guide rail (31) and a lower movable guide rail (32); the vertical gradient of one end of the movable guide rail (32) positioned at the upper mold rod (421) is reduced, so that the T-shaped nut is stopped at the position, and the top end of the position is provided with a notch type abdicating groove (324) in a penetrating way; the movable guide rail (32) is hinged with the fixed guide rail (31), and the movable guide rail (32) is connected with a pushing assembly which drives the movable guide rail (32) to rotate so as to enable one end, close to the upper die rod (421), of the movable guide rail (32) to reversely deviate from a stamping path of the upper die rod (421) along an opening of the abdicating groove (324);

the tail end of the movable guide rail (32) is also provided with an anti-shake component for reducing shake when the movable guide rail (32) is reset.

2. A riveting machine (4) according to claim 1, characterized in that: the pushing assembly comprises a horizontal ejector rod (44) which is fixedly connected with the riveting machine (4) and ascends and descends along with the upper die rod (421), and a guide rod (321) which is jacked up by the ejector rod (44) on the riveting machine (4) when the upper die rod (421) of the riveting machine (4) descends on one side of the movable guide rail (32) close to the riveting machine (4).

3. A riveting machine (4) according to claim 1, characterized in that: the rack (41) is connected with a limiting rod (45) which is used for abutting against the reset movable guide rail (32) so as to relieve the excessive reset of the movable guide rail (32).

4. A riveting machine (4) according to claim 1, characterized in that: the anti-shake component comprises an installation piece (322) fixedly installed at the tail end of the movable guide rail (32), and a return spring (323) with two ends connected with the rack (41) and the installation piece (322) of the riveting machine (4) respectively and used for pulling the installation piece.

5. A riveting machine (4) according to claim 1, characterized in that: the joint of the movable guide rail (32) and the fixed guide rail (31) is positioned on the rack (41), and the starting end of the movable guide rail (32) is hinged with the rack (41).

6. A riveting machine (4) according to claim 1, characterized in that: the vibration plate is used for conveying the T-shaped nuts to the fixed guide rail (31); the vibrating disc comprises a vibrating disc body, the vibrating disc body comprises a vibrating hopper (2), and an inner advancing channel (21) which is spirally raised and used for a plurality of T-shaped nuts to reversely advance is arranged on the inner wall of the vibrating hopper (2); the tail end of the inner advancing channel (21) is connected with an outer conveying channel which descends in a spiral mode, and the outer conveying channel comprises a turning channel (22) and a conveying channel (23) connected with the tail end of the turning channel (22); the joint of the inner advancing channel (21) and the outer conveying channel is obliquely arranged, and the overturning channel (22) is obliquely arranged, so that the T-shaped nut is gradually and obliquely overturned from an inverted state in the inner advancing channel (21) to a positive state in the conveying channel (23); a baffle (231) for limiting the T-shaped nut is arranged above the conveying channel (23); the end of the conveying channel (23) is connected with the initial end of the fixed guide rail (31).

7. A riveting machine (4) according to claim 6, characterized in that: the bottom surface of the turning channel (22) is provided with a sliding groove (221) for clamping the seat body (12) of the T-shaped nut.

8. A riveting machine (4) according to claim 6, characterized in that: and a position limiting channel (232) with the diameter consistent with that of the cylindrical body (11) of the T-shaped nut is arranged at the joint of the conveying channel (23) and the overturning channel (22).