CN113714686A

CN113714686A - Adjustable welding and clamping device for car seat headrest pipe fitting

Info

Publication number: CN113714686A
Application number: CN202110918444.3A
Authority: CN
Inventors: 张炯寿
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2021-11-30

Abstract

The invention relates to the technical field of automobile accessory manufacturing devices, and discloses an adjustable welding clamping device for a car seat headrest pipe fitting, which comprises a positioning mechanism, wherein the positioning mechanism comprises an air cylinder; cylinder control piston removes, atmospheric pressure in the communicating tube reaches balanced state, guarantee that welded position can obtain the adjustment according to the actual size of part, avoid because the not easily controlled problem of distance between soldering set and the pipe fitting, lead to the pipe fitting welding degree not enough or the excessive welded condition, and remove artifical manual regulation from, convenient degree is higher, more accord with the in-service use demand, the piston drives the stay cord and removes, make the stay cord remove and obtain the release, socket and plug all receive the reset action of spring and be close to each other and the joint, the drive of the outer side motor of cone pulley of electricity connection with it begins the operation, arouse the slider to move together with the soldering set synchronous rotation of its bottom, the soldering set removes in the periphery of part, the realization is to the comprehensive welding of part.

Description

Adjustable welding and clamping device for car seat headrest pipe fitting

Technical Field

The invention relates to the technical field of automobile accessory manufacturing devices, in particular to an adjustable welding and clamping device for a car seat headrest pipe fitting.

Background

With the development of science and technology and the improvement of living standard of people, the automobile becomes the most important transportation tool for people to go out in daily life. The automobile seat headrest pipe fitting is an important component of an automobile, and the headrest pipe fitting fixes an automobile headrest on a seat so as to support the neck of a user, and when the automobile collides, the neck of the user is prevented from being damaged instantaneously when the collision generates inertia.

When the car seat headrest pipe fitting is produced and processed, the car seat headrest pipe fitting needs to be welded, and in order to increase the welding comprehensiveness, parts or welding tools need to be controlled to rotate. When handling not unidimensional part, need the distance between manual adjustment soldering set and the part, this makes its processing effect have certain difference, leads to pipe fitting welding degree not enough or the condition of excessive welding, and welding effect is not good. And current adjustable welding set is mostly adjusted by artifical manual, and the operation is convenient inadequately, and work efficiency is low, can not satisfy the in-service use demand.

Aiming at the defects of the prior art, the invention provides an adjustable welding clamping device for car seat headrest pipe fittings, which has the advantages of comprehensive welding, suitability for pipe fittings of different specifications and high practicability.

Disclosure of Invention

In order to achieve the purposes of comprehensive welding, suitability for pipe fittings of different specifications and high practicability, the invention provides the following technical scheme:

the utility model provides an adjustable nodal pattern welding clamping device for car seat headrest pipe fitting, includes positioning mechanism, positioning mechanism includes the cylinder, and the outside sliding connection of cylinder has piston one, and the outside joint of piston one has communicating pipe, and the bottom welding of communicating pipe has well straight tube, and the inside swing joint of well straight tube has piston two, and the bottom welding of piston two has the connecting block, and the surface of connecting block is rotated and is connected with the bull stick, and one side sliding connection that the connecting block was kept away from to the bull stick has the slider, and the bottom welding of communicating pipe has the side straight tube, and the inside sliding connection of side straight tube has the chock.

Preferably, piston one has two to present and inverts the T form, two piston one difference swing joint are at the both ends of communicating pipe, in the beginning, the distance between two pistons one is the farthest, piston two presents the T form, the bottom fixedly connected with connecting block of its montant, two through-holes that the specification is the same are seted up on the surface of communicating pipe, the bull stick has two and the specification is the same, two bull sticks rotate to be connected, the equal sliding connection of one end of keeping away from each other has the slider, in the beginning, the connecting block is located the peak, distance between two chock this moment is the farthest, when making the connecting block move down, accessible bull stick pulling slider removes, make two sliders be close to each other, the inside card of side straight tube is equipped with the air vent, the bottom swing joint of chock has the spring, one side that the chock was kept away from to the spring is connected with the inner wall swing joint of side straight tube.

The plug-in type plug-in socket is characterized by further comprising a transposition mechanism, the transposition mechanism comprises a rotating frame, a first conical wheel is welded at the top of the rotating frame, a second conical wheel is rotatably connected to the rear side of the first conical wheel, a rotary disc is rotatably connected to the surface of the second conical wheel, a pull rope is wound on the outer side of the rotary disc, a socket is slidably connected to the outer side of the rotary disc, and a plug is slidably connected to the right side of the socket.

Preferably, the lower surface of the rotating frame is provided with a straight groove, a sliding block is connected in the straight groove in a clamping mode and has a limiting effect on the movement of the sliding block, a through hole is formed in the first conical wheel, the size of the through hole is matched with that of the middle straight pipe, a motor is arranged on the outer side of the second conical wheel, and the driving of the motor is electrically connected with the socket and the plug.

Preferably, the stay cord has two and the specification is the same, the size of stay cord and the size looks adaptation of communicating pipe surface through-hole, the stay cord is rather than the montant swing joint of homonymy piston one, one side and socket swing joint of piston montant are kept away from to the stay cord in the left side, one side and plug swing joint of piston montant are kept away from to the stay cord in the right side, the equal swing joint of one end that socket and plug kept away from each other has the spring, the outside of spring is equipped with the fixed block, the fixed block sets up in the surface of communicating pipe, in the beginning, the spring in the socket and the plug outside all is in extending state, when making the stay cord obtain the release, socket and plug all receive the reset action of spring and are close to each other.

Preferably, the outer side of the indexing mechanism is provided with a shell, the inside of the shell is movably connected with a welding tool, a position measuring rod is arranged below the welding tool, and a support rod is arranged inside the shell.

Preferably, the inner wall surface of shell has seted up the circle groove, circle inslot joint has had the rotating turret, the circle groove has been seted up to the lower surface of rotating turret, the part body of rod joint of bracing piece is at its circle inslot, the welding has two and the specification is the same, the welding tool is rather than the slider fixed connection at top, in the beginning, distance between two welding tools is the farthest, when making two welding tools be close to each other, the position finding pole synchronous movement of its bottom, the position finding pole is close to the part, until its motion is obstructed, the removal degree to the welding tool has the limiting displacement.

Compared with the prior art, the invention provides an adjustable welding and clamping device for car seat headrest pipes, which has the following beneficial effects:

1. the adjustable welding clamping device for the car seat headrest pipe fitting comprises a cylinder, a first piston, a communication pipe, a second piston, a plug block, a connecting block, sliders, a welding tool and a position measuring rod, wherein the cylinder controls the first piston to move so that the first pistons are close to each other and the pressure in the communication pipe is increased, generated air pressure acts on the second piston and the plug block to push the second piston and the connecting block to move downwards to cause the two sliders to be close to each other, the two welding tools and the position measuring rod move synchronously, the position measuring rod is close to a part until the movement of the position measuring rod is blocked, the movement degree of the welding tool is limited, the plug block moves downwards to cause the air pressure in the communication pipe to reach a balanced state, the welding position can be adjusted according to the actual size of the part, the problem that the distance between the welding tool and the pipe fitting is difficult to control is avoided, and the condition that the welding degree of the pipe fitting is insufficient or over-welded is caused, manual adjustment is omitted, convenience is high, and the requirement for actual use is met.

2. This an adjustable nodal pattern welding clamping device for car seat headrest pipe fitting, through the combined action of piston one, stay cord, cone pulley two, socket and plug, the piston drives the stay cord and removes, makes the stay cord remove and obtains the release, and socket and plug all receive the reset action of spring and are close to each other and the joint, and the drive of the outer side motor of cone pulley of electricity connection begins to move with it, and the automatic triggering transposition operation increases the linkage nature between the structure, and the simple operation has higher degree of automation.

3. According to the adjustable welding clamping device for the car seat headrest pipe fitting, the cone pulley II rotates under the combined action of the cone pulley II, the cone pulley I, the rotating frame, the sliding block and the welding tool, so that the cone pulley I and the rotating frame rotate to cause the sliding block and the welding tool at the bottom of the sliding block to rotate synchronously, the welding tool moves on the periphery of a part, and the part is welded comprehensively.

Drawings

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

FIG. 2 is a schematic view of the positioning mechanism of the present invention;

fig. 3 is a schematic structural diagram of an indexing mechanism according to the present invention.

In the figure: 1. a housing; 2. welding tools; 3. a position measuring rod; 4. a support bar; 5. a position adjusting mechanism; 51. a cylinder; 52. a first piston; 53. a communicating pipe; 54. a middle straight pipe; 55. a second piston; 56. connecting blocks; 57. a rotating rod; 58. a slider; 59. a side straight pipe; 510. a chock block; 6. an indexing mechanism; 61. a rotating frame; 62. a first cone pulley; 63. a second conical pulley; 64. rotating the disc; 65. pulling a rope; 66. a socket; 67. and (4) a plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-3, an adjustable welding fixture for car seat headrest tubes includes a housing 1, a welding tool 2, a positioning rod 3, a support rod 4, a positioning mechanism 5, and a positioning mechanism 6.

The positioning mechanism 5 comprises an air cylinder 51, a first piston 52 is connected to the outer side of the air cylinder 51 in a sliding manner, a communicating pipe 53 is clamped to the outer side of the first piston 52, a middle straight pipe 54 is welded to the bottom of the communicating pipe 53, a second piston 55 is movably connected to the inside of the middle straight pipe 54, connecting blocks 56 are welded to the bottoms of the second pistons 55, rotating rods 57 are rotatably connected to the surfaces of the connecting blocks 56, a slider 58 is connected to one side, away from the connecting blocks 56, of each rotating rod 57 in a sliding manner, a side straight pipe 59 is welded to the bottom of the communicating pipe 53, plug blocks 510 are connected to the inside of the side straight pipes 59 in a sliding manner, two first pistons 52 are inverted T-shaped, the two first pistons 52 are respectively and movably connected to two ends of the communicating pipe 53, initially, the distance between the two first pistons 52 is farthest, the two pistons 55 are T-shaped, the connecting blocks 56 are fixedly connected to the bottoms of the vertical rods, two through holes with the same specification are formed in the surface of the communicating pipe 53, the two rotating rods 57 are same specification, the two rotating rods 57 are rotatably connected, the sliding blocks 58 are slidably connected to the ends far away from each other, initially, the connecting block 56 is located at the highest point, the distance between the two chock blocks 510 is farthest, when the connecting block 56 moves downwards, the sliding blocks 58 can be pulled to move through the rotating rods 57, the two sliding blocks 58 are close to each other, the inside of the side straight pipe 59 is clamped with the vent hole, the bottom of the chock block 510 is movably connected with a spring, and one side, far away from the chock block 510, of the spring is movably connected with the inner wall of the side straight pipe 59.

The outside of indexing mechanism 6 is equipped with shell 1, the inside swing joint of shell 1 has welding set 2, the below of welding set 2 is equipped with survey position pole 3, the inside of shell 1 is equipped with bracing piece 4, the circle groove has been seted up on the inner wall surface of shell 1, circle inslot joint has rotating turret 61, the circle groove has been seted up to the lower surface of rotating turret 61, the partial body of rod joint of bracing piece 4 is at its circle inslot, welding set 2 has two and the specification is the same, welding set 2 and the slider 58 fixed connection at its top, in the beginning, distance between two welding sets 2 is furthest, when making two welding sets 2 be close to each other, the 3 synchronous motion of survey position pole of its bottom, survey position pole 3 is close to the part, be obstructed until its motion, the removal degree to welding set 2 has the limiting displacement.

Example two:

The indexing mechanism 6 comprises a rotating frame 61, a first cone pulley 62 is welded at the top of the rotating frame 61, a second cone pulley 63 is rotatably connected to the rear side of the first cone pulley 62, a rotary disc 64 is rotatably connected to the surface of the second cone pulley 63, a pull rope 65 is wound on the outer side of the rotary disc 64, a socket 66 is slidably connected to the outer side of the rotary disc 64, a plug 67 is slidably connected to the right side of the socket 66, a straight groove is formed in the lower surface of the rotating frame 61, a sliding block 58 is clamped in the straight groove and has a limiting effect on the movement of the sliding block 58, a through hole is formed in the first cone pulley 62, the size of the through hole is matched with the size of the middle straight pipe 54, a motor is arranged on the outer side of the second cone pulley 63, the driving of the motor is electrically connected with the socket 66 and the plug 67, the pull ropes 65 are two and have the same size, the size of the pull ropes 65 is matched with the size of the through hole on the surface of the communicating pipe 53, the pull rope 65 is movably connected with the vertical rod of the piston 52 on the same side, one side of the pull rope 65, and is movably connected with the socket 66, one side and plug 67 swing joint that piston one 52 montant was kept away from to right side stay cord 65, the equal swing joint of one end that socket 66 and plug 67 kept away from each other has a spring, and the outside of spring is equipped with the fixed block, and the fixed block sets up in the surface of communicating pipe 53, and in the beginning, the spring in the socket 66 and the plug 67 outside all is in tensile state, and when making stay cord 65 obtain the release, socket 66 and plug 67 all received the reset action of spring and are close to each other.

Example three:

The working process and the principle of the device are as follows:

when the welding device is used, the cylinder 51 operates to control the first piston 52 on the outer side to move, initially, the distance between the two first pistons 52 is farthest, the space between the first piston 52 and the communicating pipe 53 is largest, the two first pistons 52 are close to each other, the space between the first piston 52 and the communicating pipe 53 is reduced, the pressure in the communicating pipe 53 is increased, the generated air pressure acts on the second piston 55 in the middle straight pipe 54 to push the second piston 55 to move downwards, the second piston 55 drives the connecting block 56 to move synchronously, initially, the connecting block 56 is located at the highest point, the distance between the two plug blocks 510 is farthest, when the connecting block 56 moves downwards, the rotating rod 57 can pull the sliding blocks 58 to move, the two sliding blocks 58 are close to each other along the straight groove of the rotating frame 61, the sliding blocks 58 drive the welding devices 2 to move synchronously, the distance between the two welding devices 2 and the part is reduced, the welding devices 2 drive the position measuring rod 3 to move synchronously, the position measuring rod 3 is close to a part until the movement of the position measuring rod is blocked, the movement degree of the welding tool 2 is limited, the connecting block 56 and the second piston 55 cannot move downwards continuously at the moment, redundant air pressure in the communicating pipe 53 acts on the plug block 510 in the side straight pipe 59, the air pressure pushes the plug block 510 to move downwards and extrude a spring at the bottom of the plug block, the plug block 510 moves to discharge redundant air in the side straight pipe 59, the air pressure in the communicating pipe 53 is enabled to reach a balanced state, the position of the welding tool 2 is adjusted according to the actual size of the part at the moment, and the problem that the welding degree of the pipe fitting is insufficient or the welding degree of the pipe fitting is excessive due to the fact that the distance between the welding tool and the pipe fitting is not easy to control is avoided.

The piston 52 drives the pull rope 65 to move while moving, because the pull rope 65 has two pull ropes 65 with the same specification, the size of the pull rope 65 is matched with the size of a through hole on the surface of the communicating pipe 53, the pull rope 65 is movably connected with a vertical rod of the piston 52 on the same side, one side of the pull rope 65, which is far away from the vertical rod of the piston 52, is movably connected with the socket 66, one side of the pull rope 65, which is far away from the vertical rod of the piston 52, is movably connected with the plug 67, one ends, which are far away from each other, of the socket 66 and the plug 67 are movably connected with springs, fixing blocks are arranged on the outer sides of the springs and are arranged on the surface of the communicating pipe 53, initially, the springs on the outer sides of the socket 66 and the plug 67 are both in a stretching state, so that the pull rope 65 moves to be released, the socket 66 and the plug 67 are both close to each other under the reset action of the springs, the pull rope 65 drives the rotary disc 64 at the bottom of the pull rope to rotate while moving, and the socket 66 is clamped with the plug 67, the motor which is electrically connected with the outer side of the second conical pulley 63 starts to operate, the motor drives the second conical pulley 63 to rotate, the second conical pulley 63 is meshed with the first conical pulley 62 and synchronously rotates, the first conical pulley 62 drives the rotating frame 61 to rotate, the rotating frame 61 drives the sliding block 58 and the welding tool 2 at the bottom of the sliding block to rotate, and the welding tool 2 moves on the periphery of the part to realize the comprehensive welding of the part.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable nodal pattern welding clamping device for car seat headrest pipe fitting, includes positioning mechanism (5), its characterized in that: positioning mechanism (5) include cylinder (51), the outside sliding connection of cylinder (51) has piston one (52), the outside joint of piston one (52) has communicating pipe (53), the bottom welding of communicating pipe (53) has well straight tube (54), the inside swing joint of well straight tube (54) has piston two (55), the bottom welding of piston two (55) has connecting block (56), the surface rotation of connecting block (56) is connected with bull stick (57), one side sliding connection that connecting block (56) were kept away from in bull stick (57) has slider (58), the bottom welding of communicating pipe (53) has side straight tube (59), the inside sliding connection of side straight tube (59) has chock (510).

2. The adjustable welding fixture for car seat headrest tubes of claim 1, wherein: piston one (52) have two to present and invert the T form, two piston one (52) difference swing joint are at the both ends of communicating pipe (53), piston two (55) present the T form, the bottom fixedly connected with connecting block (56) of its montant, two through-holes that the specification is the same are seted up on the surface of communicating pipe (53), bull stick (57) have two and the specification is the same, two bull sticks (57) rotate to be connected, the equal sliding connection of the one end of keeping away from each other has slider (58), the inside card of side straight tube (59) is equipped with the air vent, the bottom swing joint of chock (510) has the spring.

3. The adjustable welding fixture for car seat headrest tubes of claim 1, further comprising an indexing mechanism (6), characterized in that: the indexing mechanism (6) comprises a rotating frame (61), a first cone pulley (62) is welded at the top of the rotating frame (61), a second cone pulley (63) is rotatably connected to the rear side of the first cone pulley (62), a rotary disc (64) is rotatably connected to the surface of the second cone pulley (63), a pull rope (65) is wound on the outer side of the rotary disc (64), a socket (66) is slidably connected to the outer side of the rotary disc (64), and a plug (67) is slidably connected to the right side of the socket (66).

4. The adjustable welding fixture for car seat headrest tubes of claim 3, wherein: the lower surface of the rotating frame (61) is provided with a straight groove, a sliding block (58) is connected in the straight groove in a clamping mode, a through hole is formed in the conical wheel I (62), the size of the through hole is matched with that of the middle straight pipe (54), a motor is arranged on the outer side of the conical wheel II (63), and the motor is driven to be electrically connected with the socket (66) and the plug (67).

5. The adjustable welding fixture for car seat headrest tubes of claim 3, wherein: stay cord (65) have two and the specification is the same, the size of stay cord (65) and the size looks adaptation of communicating pipe (53) surface through-hole, stay cord (65) and the montant swing joint of its homonymy piston (52), piston (52) montant was kept away from in left side stay cord (65) one side and socket (66) swing joint, piston (52) montant was kept away from in right side stay cord (65) one side and plug (67) swing joint, the equal swing joint in one end that socket (66) and plug (67) kept away from each other has the spring, the outside of spring is equipped with the fixed block, the fixed block sets up in the surface of communicating pipe (53).

6. The adjustable welding fixture for car seat headrest tubes of claim 3, wherein: the outer side of the indexing mechanism (6) is provided with a shell (1), the inside of the shell (1) is movably connected with a welding tool (2), a position measuring rod (3) is arranged below the welding tool (2), and a support rod (4) is arranged inside the shell (1).

7. The adjustable welding fixture of claim 6 for car seat headrest tubes, wherein: the inner wall surface of shell (1) has seted up the circle groove, and circle inslot card machine has connect rotating turret (61), and the circle groove has been seted up to the lower surface of rotating turret (61), and the partial body of rod joint of bracing piece (4) is at its circle inslot, and welding set (2) have two and the specification is the same, welding set (2) and slider (58) fixed connection at its top.