CN218193104U

CN218193104U - Projection welding nut feeding device

Info

Publication number: CN218193104U
Application number: CN202222522028.4U
Authority: CN
Inventors: 张俊; 王亮; 张勇
Original assignee: Shanghai Jundi Mould Manufacturing Co ltd
Current assignee: Shanghai Jundi Mould Manufacturing Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-03
Anticipated expiration: 2032-09-23

Abstract

The application discloses projection nut material feeding unit relates to nut pay-off field, and it includes frame and conveying pipeline, and the one end of conveying pipeline is connected with loading attachment and is used for the gas blowing device who blows in the conveying pipeline through supplementary feeding subassembly, and the other end of conveying pipeline is provided with and is used for the telescopic machanism who treats welding nut propelling movement to workstation that will break away from the conveying pipeline. This application makes the one end of conveying pipeline link to each other with loading attachment and gas blowing device simultaneously through supplementary feeding subassembly, and the nut on the loading attachment is carried in to the conveying pipeline, utilizes gas blowing device to blow in to the conveying pipeline, improves the removal efficiency of nut in the intraductal, will break away from treating that the conveying pipeline waited to weld nut propelling movement to workstation through the telescopic machanism of setting at the conveying pipeline other end, has the effect that improves the production efficiency and the production degree of automation of projection welding nut in-process.

Description

Projection welding nut feeding device

Technical Field

The application relates to the field of nut feeding, in particular to a projection welding nut feeding device.

Background

In the manufacturing industry, many workpieces are connected by nuts and bolts, and especially when a metal plate and other parts need to be connected by threads, nut welding is important. Projection welding is an electric resistance welding method in which one or more projections are previously formed on a joining surface of one workpiece, and the projection is brought into contact with the surface of another workpiece, electrically heated, and then collapsed to form welding spots at these contact points.

At present, the automatic requirements of the manufacturing and processing industries such as vehicle manufacturing, mold manufacturing, sheet metal manufacturing and the like on a production line are higher and higher, wherein a vibration feeding device is relatively mature, but the action of placing the projection welding nut on welding equipment still needs manual operation positioning and manual placement of the projection welding nut, the production efficiency is low, and in addition, if hands are not evacuated in time in the operation process, a larger potential safety hazard exists.

SUMMERY OF THE UTILITY MODEL

In order to improve production efficiency and production degree of automation among the projection welding nut process, this application provides a projection welding nut material feeding unit.

The application provides a projection nut material feeding unit adopts following technical scheme:

the utility model provides a projection nut material feeding unit, includes frame and conveying pipeline, the one end of conveying pipeline be connected with loading attachment through supplementary feeding subassembly and be used for to the gas blowing device who blows in the conveying pipeline, the other end of conveying pipeline is provided with and is used for breaking away from the telescopic machanism of treating welding nut propelling movement to workstation of conveying pipeline.

Through adopting the above technical scheme, set up the conveying pipeline between loading attachment and weldment work platform, the one end that makes the conveying pipeline through supplementary feeding subassembly links to each other with loading attachment and gas blowing device simultaneously, the last nut of loading attachment is carried in to the conveying pipeline, utilize gas blowing device to blow in the conveying pipeline, improve the removal efficiency of nut in the pipe, will break away from treating welding nut propelling movement to workstation of conveying pipeline through the telescopic machanism that sets up at the conveying pipeline other end, production efficiency and the production degree of automation of projection welding nut in-process have been improved.

Optionally, the telescopic mechanism comprises a mounting assembly, a power assembly and an auxiliary discharging assembly; the power assembly is arranged on the rack through the mounting assembly and is used for pushing the nut to be welded separated from the conveying pipe; the auxiliary discharging assembly is arranged at the output end of the power assembly; the output end of the power assembly makes telescopic reciprocating motion and is matched with the auxiliary discharging assembly to clamp the to-be-welded nut separated from the conveying pipe when retracting to the starting point.

Through adopting above-mentioned technical scheme, through the installation component with power component mounting in the frame, when power component's output withdrawal starting point, utilize supplementary ejection of compact subassembly to hold and break away from the nut of treating of conveying pipeline, can improve power component's output and be about to contract to the starting point and when just stretching out from the starting point, treat the problem that the nut of treating takes place to drop easily, improve the stability of device operation.

Optionally, the auxiliary discharging assembly comprises a pushing rod arranged at the output end of the power assembly, a matching sleeve sleeved on the pushing rod, a fixed support block arranged on the matching sleeve, and an overturning blocking piece arranged on the fixed support block; the top of the fixed support block is located at the bottom of the pushing rod, the overturning separation blade is rotatably connected with the bottom of the fixed support block through a torsion spring, the overturning separation blade is higher than the bottom of the pushing rod, and a nut to be welded, which is separated from the conveying pipe, falls between the overturning separation blade and the pushing rod when the pushing rod retracts to the starting point.

Through adopting above-mentioned technical scheme, through the cooperation setting of push rod, cooperation sleeve, fixed tray, torsion spring and upset separation blade, the nut is treated to the bearing when fixed tray can be about to contract to the starting point and just stretch out from the starting point at the push rod, and the nut is treated to the centre gripping under the help of torsional spring then can be treated to the upset separation blade, further improves the operating stability of device.

Optionally, the auxiliary discharging assembly further comprises anti-rolling protection pieces arranged on two sides of the end portion, facing the overturning blocking piece, of the pushing rod.

Through adopting above-mentioned technical scheme, the lateral wall that push rod and upset separation blade are close to each other, the top of fixed tray and the lateral wall that the anti-roll fender piece is close to each other, form the recess of five faces in other words, be about to contract to the starting point and just stretch out from the starting point at the push rod, can hold and steadily treat the welding nut, and simultaneously, the anti-roll fender piece sets up the both sides at the tip of push rod, also can stretch out the propelling movement at the push rod and treat the in-process of welding the nut and play certain spacing dimension steady effect.

Optionally, the mounting assembly comprises a support rod arranged on the rack and a connecting block arranged on the support rod in a sliding adjustable mode, the connecting block can rotate around the axis of the support rod, and the power assembly is arranged on the connecting block.

Through adopting above-mentioned technical scheme, utilize the relation of connection of connecting block and bracing piece, be convenient for adjust power component's inclination and the position distance along the bracing piece direction according to the operating mode.

Optionally, the mounting assembly further comprises a mounting block arranged on the connecting block, the power assembly is slidably and adjustably mounted on the mounting block, and the power assembly is arranged along the sliding direction of the mounting block and the sliding direction of the supporting rod, which is perpendicular to each other, of the connecting block.

Through adopting above-mentioned technical scheme, set up the installation piece, make power component slidable adjustable installation on the installation piece, power component is along the gliding direction of installation piece and connecting block along bracing piece slip direction mutually perpendicular, is convenient for further adjust the position distance of power component along the installation piece direction according to the operating mode for the positional relation of adjustment power component's output to weldment work platform.

Optionally, the auxiliary feeding assembly comprises a feeding steel pipe arranged at the feeding end of the conveying pipe and an air inlet steel pipe arranged on the feeding steel pipe, the air inlet steel pipe is connected with the feeding steel pipe and communicated with the conveying pipe for air blowing, the end part, far away from the conveying pipe, of the feeding steel pipe is communicated with the discharging end of the feeding device, and the end part, far away from the conveying pipe, of the air inlet steel pipe is communicated with the air outlet pipe of the air blowing device.

Through adopting above-mentioned technical scheme, through the cooperation setting of feeding steel pipe and air inlet steel pipe, can make things convenient for loading attachment to the pay-off in the conveying pipeline, conveniently blows in the conveying pipeline, the help feeding.

Optionally, a discharging rigid pipe is arranged at the discharging end of the conveying pipe, and an elastic discharging blocking piece is arranged at the end part, far away from the conveying pipe, of the discharging rigid pipe.

Through adopting above-mentioned technical scheme, utilize elasticity unloading separation blade help control help treat that the welded nut falls after telescopic machanism is taken one's place completely, reduce the influence to telescopic machanism motion, give falling simultaneously treat that welded nut a buffering reduces the damage to self.

Optionally, an infrared detection counter is arranged at a position, close to the discharge end, of the material conveying pipe.

By adopting the technical scheme, the counting is convenient, and the production progress is mastered.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the feeding device is characterized in that a feeding pipe is arranged between the feeding device and the welding workbench, one end of the feeding pipe is simultaneously connected with the feeding device and the air blowing device through the auxiliary feeding assembly, a nut on the feeding device is conveyed into the feeding pipe, the air blowing device is used for blowing air into the feeding pipe, the moving efficiency of the nut in the pipe is improved, a telescopic mechanism arranged at the other end of the feeding pipe is used for pushing a nut to be welded, which is separated from the feeding pipe, to the workbench, and the production efficiency and the production automation degree in the process of projection welding of the nut are improved;

2. the power assembly is arranged on the rack through the mounting assembly, when the output end of the power assembly retracts to the starting point, the auxiliary discharging assembly is used for accommodating the nut to be welded separated from the material conveying pipe, the problem that the nut to be welded is easy to fall off when the output end of the power assembly is about to retract to the starting point and just extends out of the starting point can be solved, and the running stability of the device is improved;

3. the mutual lateral wall that is close to of propelling movement pole and upset separation blade, the top of fixed tray and the mutual lateral wall that is close to of anti-roll fender piece, form the recess of five faces in other words, be about to contract to the starting point and just when stretching out from the starting point at the propelling movement pole, can hold and steadily treat the nut of welding, and simultaneously, the both sides of the tip of propelling movement pole are provided to the anti-roll fender piece setting, also can stretch out the propelling movement at the propelling movement pole and treat the in-process of treating the nut and play certain spacing steady effect of maintaining.

Drawings

FIG. 1 is a schematic illustration of an installation of an embodiment of the present application.

Fig. 2 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 3 is a schematic diagram illustrating the structure of an auxiliary discharging assembly in the embodiment of the present application.

Description of reference numerals: 1. a frame; 2. a delivery pipe; 3. an auxiliary feeding assembly; 31. feeding a steel pipe; 32. an air inlet steel pipe; 4. a feeding device; 5. a blowing device; 6. a telescoping mechanism; 61. mounting the component; 62. a power assembly; 63. an auxiliary discharge assembly; 611. a support bar; 612. connecting blocks; 613. mounting blocks; 631. a push rod; 632. fitting the sleeve; 633. fixing the supporting block; 634. turning over the baffle plate; 635. a rolling-off prevention guard sheet; 7. discharging the steel pipe; 8. elastic blanking baffle plates; 9. and an infrared detection counter.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses projection welding nut material feeding unit.

Referring to fig. 1, a projection welding nut feeding device comprises a rack 1 and a conveying pipe 2, wherein one end of the conveying pipe 2 is connected with a feeding device 4 and a blowing device 5 through an auxiliary feeding assembly 3, and the other end of the conveying pipe 2 is provided with a telescopic mechanism 6 which is used for pushing a to-be-welded nut, which is separated from the conveying pipe 2, to a workbench.

Referring to fig. 1 and 2, the feeding device 4 is a vibrating feeding tray, and the blowing device 5 is an air pump. The auxiliary feeding assembly 3 comprises a feeding steel pipe 31 for connecting the vibrating feeding tray and an air inlet steel pipe 32 connected with an air pump. Preferably, conveying pipeline 2 is the rubber tube, it is more light and flexible, the cooperation is pegged graft in the feed end of conveying pipeline 2 to the one end of feeding steel pipe 31, the steel pipe 32 integrated into one piece that admits air is at feeding steel pipe 31 top, the steel pipe 32 that admits air links to each other with feeding steel pipe 31 and accesss to and blows in the conveying pipeline 2, the tip that conveying pipeline 2 was kept away from to feeding steel pipe 31 and the discharge end welding intercommunication of charging tray in the vibration, the tip that conveying pipeline 2 was kept away from to the steel pipe 32 that admits air and the outlet pipe flange intercommunication of gas blowing device 5, can help feeding device 4 pay-off in to conveying pipeline 2, the mobility efficiency of nut in conveying pipeline 2 is improved. An infrared detection counter 9 is clamped on the material conveying pipe 2, and the position of the material conveying pipe 2 close to the material discharging end is convenient to count.

Referring to fig. 2 and 3, the telescoping mechanism 6 is located below the discharge end of the feed conveyor 2, and the telescoping mechanism 6 comprises a mounting assembly 61, a power assembly 62 and an auxiliary discharge assembly 63.

The power assembly 62 is a telescopic cylinder, the mounting assembly 61 comprises a support rod 611 fixed on the frame 1, a connecting block 612 slidably sleeved on the support rod 611, and a mounting block 613 welded to the connecting block 612, and the telescopic cylinder slidably penetrates through the mounting block 613. The connecting block 612 and the mounting block 613 are clamping blocks, and the blocks are provided with through holes and gaps and fastened through bolts. By utilizing the connection relationship between the connecting block 612 and the supporting rod 611, the inclination angle of the telescopic cylinder (the connecting block 612 can rotate around the axis of the supporting rod 611) and the position distance along the direction of the supporting rod 611 can be conveniently adjusted according to the working condition; the sliding direction of the telescopic cylinder along the mounting block 613 is perpendicular to the sliding direction of the connecting block 612 along the supporting rod 611, so that the position distance of the telescopic cylinder along the mounting block 613 can be conveniently adjusted according to the working condition; the position relation between the output end of the telescopic cylinder and the welding workbench is adjusted. The output end of the power assembly 62 makes a telescopic reciprocating motion to push the nut to be welded, which is separated from the feed delivery pipe 2, to the welding workbench.

The auxiliary discharging assembly 63 is located at the output end of the power assembly 62, and the auxiliary discharging assembly 63 includes a pushing rod 631, a matching sleeve 632, a fixing support block 633, a turning retaining plate 634 and an anti-rolling retaining plate 635. Push rod 631 is the square pole of welded fastening at telescopic cylinder piston rod end, cooperation sleeve 632 and telescopic cylinder's outer wall bolted connection, push rod 631 slides and wears to establish wherein, fixed tray 633 welded fastening is on cooperation sleeve 632, the top of fixed tray 633 is located the bottom of push rod 631, upset separation blade 634 sets up on fixed tray 633 and rotates through torsion spring and fixed tray 633 bottom and be connected, upset separation blade 634 exceeds the bottom of push rod 631, the top of upset separation blade 634 is cut to subtract and is heavily makes upset separation blade 634 be the fork form, what break away from conveying pipeline 2 waits to weld the nut and falls to between upset separation blade 631 and the push rod when push rod 631 withdrawal starting point.

During the use, fixed tray 633 is about to contract to the starting point and just stretches out from the starting point bearing waits to weld the nut when propelling movement pole 631 is about to contract, the nut is waited to weld in the centre gripping under the help of torsional spring to upset separation blade 634, along with the stretching out of propelling movement pole 631, upset separation blade 634 is backed up, propelling movement pole 631 will be waited to weld the nut and send to workstation relevant position (propelling movement speed is short consuming time soon, it is negligible that the propelling movement in-process waits to weld the nut and receive gravity whereabouts distance to wait), propelling movement pole 631 returns and contracts, what reach the workstation waits to weld the nut under inertial effect, fall to the propelling movement direction, the up end of propelling movement pole 631 can be when making a round trip the in-process and plug up the whereabouts of a back nut that waits to weld the whereabouts of conveying pipeline 2 whereabouts to between propelling movement pole 631 and the upset separation blade 634, when propelling movement pole 631 returns to the starting point, wait to weld the nut and break away from conveying pipeline 2 whereabouts.

The two anti-rolling protection pieces 635 are respectively welded and fixed on two sides of the end part of the pushing rod 631 facing the turning barrier 634, the mutually adjacent side walls of the pushing rod 631 and the turning barrier 634, the top of the fixed support block 633 and the mutually adjacent side walls of the anti-rolling protection pieces 635 form a five-surface groove, and when the pushing rod 631 is about to retract to a starting point and just extends out from the starting point, a nut to be welded can be accommodated and stably held; in the process that the pushing rod 631 extends out to push the nut to be welded, the anti-rolling protection piece 635 can also play a certain limiting and stabilizing role.

Further, the discharge end of conveying pipeline 2 is pegged graft and is cooperated with the rigid pipe of ejection of compact, the rigid pipe of ejection of compact keeps away from the tip welding of conveying pipeline 2 and has elasticity unloading separation blade 8, elasticity unloading separation blade 8 has two both sides that are located rigid pipe end portion length direction of ejection of compact respectively, help the nut on the one hand to retract at push rod 631 and fall after targetting in place again, the reduction is to the influence of push rod 631 motion, on the other hand push rod 631 speed of stretching out and drawing back is very fast, the elasticity separation blade can be given falling treat a buffering of nut, reducing wear.

The implementation principle of the projection welding nut feeding device provided by the embodiment of the application is as follows: set up conveying pipeline 2 between loading attachment 4 and weldment work platform, make the one end of conveying pipeline 2 link to each other with loading attachment 4 and gas blowing device 5 simultaneously through supplementary feeding subassembly 3, the nut on loading attachment 4 is carried in to conveying pipeline 2, utilizes gas blowing device 5 to blow in conveying pipeline 2, improves the removal efficiency of nut in the pipe. The nut to be welded separated from the conveying pipe 2 is pushed to a workbench through a telescopic mechanism 6 arranged at the other end of the conveying pipe 2, wherein a power assembly 62 is adjustably arranged on the rack 1 by utilizing an installation assembly 61; the auxiliary discharging assembly 63 is used for accommodating the nuts to be welded which are separated from the conveying pipe 2, so that the problem that the nuts to be welded are easy to fall off when the output end of the power assembly 62 is about to retract to the starting point and just extends out of the starting point is solved; the method has the effect of improving the production efficiency and the production automation degree in the process of projection welding of the nut.

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: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a projection nut material feeding unit which characterized in that: including frame (1) and conveying pipeline (2), the one end of conveying pipeline (2) through supplementary feeding subassembly (3) be connected with loading attachment (4) and be used for to gas blowing device (5) of blowing in conveying pipeline (2), the other end of conveying pipeline (2) is provided with and is used for breaking away from treating telescopic machanism (6) of welded nut propelling movement to workstation of conveying pipeline (2).

2. A projection nut feeding apparatus according to claim 1, characterized in that: the telescopic mechanism (6) comprises a mounting assembly (61), a power assembly (62) and an auxiliary discharging assembly (63); the power assembly (62) is mounted on the rack (1) through the mounting assembly (61) and is used for pushing a nut to be welded separated from the conveying pipe (2); the auxiliary discharging assembly (63) is arranged at the output end of the power assembly (62); the output end of the power assembly (62) makes telescopic reciprocating motion, and is matched with the auxiliary discharging assembly (63) when retracting to the starting point to clamp the to-be-welded nut separated from the conveying pipe (2).

3. A projection nut feeding apparatus according to claim 2, characterized in that: the auxiliary discharging assembly (63) comprises a pushing rod (631) arranged at the output end of the power assembly (62), a matching sleeve (632) sleeved on the pushing rod (631), a fixed supporting block (633) arranged on the matching sleeve (632), and an overturning blocking piece (634) arranged on the fixed supporting block (633); the top of the fixed support block (633) is located at the bottom of the pushing rod (631), the overturning blocking piece (634) is rotatably connected with the bottom of the fixed support block (633) through a torsion spring, the overturning blocking piece (634) is higher than the bottom of the pushing rod (631), and a nut to be welded, which is separated from the conveying pipe (2), falls between the overturning blocking piece (634) and the pushing rod (631) when the pushing rod (631) retracts to the starting point.

4. A projection nut feeding apparatus according to claim 3, characterized in that: the auxiliary discharging assembly (63) further comprises anti-rolling protection sheets (635) arranged on two sides of the end portion, facing the overturning protection sheet (634), of the pushing rod (631).

5. The projection nut feeding device of claim 2, wherein: the mounting assembly (61) comprises a support rod (611) arranged on the frame (1) and a connecting block (612) slidably and adjustably mounted on the support rod (611), the connecting block (612) can rotate around the axis of the support rod (611), and the power assembly (62) is mounted on the connecting block (612).

6. A projection nut feeding device according to claim 5, characterized in that: the mounting assembly (61) further comprises a mounting block (613) arranged on the connecting block (612), the power assembly (62) is slidably and adjustably mounted on the mounting block (613), and the direction in which the power assembly (62) slides along the mounting block (613) is perpendicular to the direction in which the connecting block (612) slides along the supporting rod (611).

7. A projection nut feeding apparatus according to claim 1, characterized in that: supplementary feeding subassembly (3) are in including setting up feeding steel pipe (31) and the setting of conveying pipeline (2) feed end are in air intake steel pipe (32) on the feeding steel pipe, air intake steel pipe (32) with feeding steel pipe (31) link to each other and lead to blow in conveying pipeline (2), feeding steel pipe (31) are kept away from the tip of conveying pipeline (2) with the discharge end of loading attachment (4) is linked together, air intake steel pipe (32) are kept away from the tip of conveying pipeline (2) with the outlet duct of gas blowing device (5) is linked together.

8. A projection nut feeding apparatus according to claim 1, characterized in that: the discharge end of the material conveying pipe (2) is provided with a rigid discharge pipe, and the end part of the rigid discharge pipe, far away from the material conveying pipe (2), is provided with an elastic discharging blocking piece (8).

9. A projection nut feeding apparatus according to claim 1, characterized in that: and an infrared detection counter (9) is arranged at the position, close to the discharge end, of the material conveying pipe (2).