CN110538928A - A kind of flaring and anchoring processing equipment for hinged pipe of automobile seat - Google Patents

Abstract

The invention discloses a flared anchoring processing equipment for a hinged pipe of an automobile seat, which comprises a hinged pipe clamping rotating seat provided with a hinged pipe clamping groove, and expanders respectively arranged at both ends of the hinged pipe clamping groove. A mouth liquid cylinder and a heading head liquid cylinder, the piston rod end of the expansion head liquid cylinder is provided with a hinged pipe expansion die, and the piston rod end of the heading head liquid cylinder is provided with a hinged pipe upsetting block; it also includes an axis level The set reclaiming shaft and the gasket storage tube with the axis vertically arranged, the cylinder barrel of the flared liquid cylinder is fixedly arranged on the retrieving shaft and the axis is perpendicular to the axis of the retrieving shaft; the expanding When the axis of the mouth liquid cylinder is vertical, it is in line with the axis of the gasket storage pipe; when the axis of the expansion liquid cylinder is horizontal, it is in line with the clamping groove of the hinged connecting pipe and the piston rod faces the hinged connecting pipe Clamping groove. The invention can reduce the cost of fixing the end of the hinged pipe of the automobile seat and improve the stability of the hinged connection between the backrest and the base of the automobile seat.

Description

A kind of flaring and anchoring processing equipment for hinged pipe of automobile seat

technical field

The invention relates to the technical field of processing equipment for automobile seats, in particular to processing equipment for flaring and anchoring hinged pipes of automobile seats.

Background technique

The car seat is mainly composed of the seat internal support frame, the seat filling material and the seat encapsulation skin, among which most of the support components of the seat internal support frame are processed by steel pipe, because the steel pipe has high strength and relatively It has a stable structure and can reduce the amount of seat filling material, which is conducive to the realization of lightweight car seats. The backrest of the car seat and the base are usually hinged by setting a hinged pipe, so that the angle can be adjusted between the backrest and the base of the car seat; in the prior art, the end of the car seat hinged pipe After passing through the two sleeves that are respectively fixedly connected to the backrest and the base of the car seat, it needs to cooperate with the nut to prevent the hinged pipe of the car seat from moving or even falling off in the axial direction.

The disadvantages of the above-mentioned end fixing method of the hinged pipe of the car seat are that the external thread needs to be processed on the end of the hinged pipe of the car seat, and nuts of corresponding specifications need to be processed, and the nuts are prone to slipping during use. , making the car seat back and base connection loose.

Contents of the invention

In order to overcome the deficiencies of the prior art, the present invention provides a kind of flaring and anchoring processing equipment for the hinged pipe of the automobile seat, which can reduce the cost of fixing the end of the hinged pipe of the automobile seat, and improve the hinge of the backrest and the base of the automobile seat. Connection stability.

The technical solution adopted by the present invention to solve its technical problems is:

A kind of flaring and anchoring processing equipment for a hinged pipe of an automobile seat, comprising a hinged pipe clamping rotating seat, the hinged pipe clamping rotating seat includes a fixed rotating base and a lifting rotating upper seat, the top surface of the fixed rotating base and The bottom surface of the lifting and rotating upper base is provided with hinged pipe clamping grooves, and the top surface of the fixed rotating base and the hinged connecting pipe clamping grooves on the bottom surface of the lifting and rotating upper base are interlocked;

It also includes a flaring liquid cylinder and an upsetting head liquid cylinder respectively arranged at both ends of the clamping groove of the hinged connecting pipe. The position of the cylinder is fixed and the piston rod faces the clamping groove of the hinged pipe; the end of the piston rod of the flared liquid cylinder is provided with a hinged pipe expansion die, and the end of the piston rod of the heading liquid cylinder is provided with a hinged pipe. Connecting pipe upsetting block;

It also includes a reclaiming rotating shaft with a horizontal axis and a gasket storage tube with a vertical axis. The end of the cylinder barrel of the flared liquid cylinder facing away from the piston rod is fixed on the reclaiming rotating shaft, and the expanding The axis of the liquid cylinder is perpendicular to the axis of the reclaiming shaft;

When the axis of the flared cylinder is vertical, the flared cylinder is collinear with the axis of the gasket storage tube; when the axis of the flared cylinder is horizontal, the flared cylinder is aligned with the The clamping grooves of the hinged pipes are collinear and the piston rod faces the clamping grooves of the hinged pipes.

Compared with prior art, the beneficial effect of the present invention is:

The invention provides a kind of flaring and anchoring processing equipment for the hinged connecting pipe of a car seat, which is anchored by flaring the ends of the hinged connecting pipe passing through two sleeves respectively fixedly connecting the backrest and the base of the car seat , so as to prevent the hinged pipe of the car seat from translating in the axial direction, and the processing efficiency is high and the cost is low, which can reduce the cost of fixing the end of the hinged pipe of the car seat and improve the stability of the hinged connection between the backrest and the base of the car seat .

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is a structural schematic diagram of a kind of automobile seat hinged pipe flaring and anchoring processing equipment according to the present invention;

Fig. 2 is a cross-sectional schematic view of the axis of the rotating seat clamped by the hinged connecting pipe according to the present invention;

Fig. 3 is a schematic cross-sectional structure view perpendicular to the axis of the hinged connecting pipe clamping swivel seat according to the present invention;

Fig. 4 is a structural schematic view of the flaring liquid cylinder, the reclaiming rotating shaft and the fan-shaped block of the storage tube according to the present invention.

Detailed ways

Referring to Fig. 1 to Fig. 4, Fig. 1 to Fig. 4 are structural schematic diagrams of a specific embodiment of the present invention.

As shown in Fig. 1 to Fig. 4, a kind of flaring and anchoring processing equipment for the hinged pipe of a car seat includes a hinged pipe clamping and rotating seat, and the hinged pipe clamping and rotating seat includes a fixed rotating base 1 and a lifting and rotating upper seat 2. Both the top surface of the fixed rotating base 1 and the bottom surface of the lifting and rotating upper base 2 are provided with hinged joint pipe clamping grooves 3, and the top surface of the fixed rotating base 1 and the bottom surface of the lifting and rotating upper base 2 The clamping grooves 3 of the hinged connecting pipes are interlocked together; it also includes a flaring cylinder 4 and a header cylinder 5 which are respectively arranged at both ends of the clamping groove 3 of the hinged connectors, and the header cylinders 5 and The clamping groove 3 of the hinged connecting pipe is arranged on the same line, the position of the cylinder barrel of the header cylinder 5 is fixed and the piston rod faces the clamping groove 3 of the hinged connecting pipe; the end of the piston rod of the flared hydraulic cylinder 4 A hinged pipe expansion die is provided, and the end of the piston rod of the header cylinder 5 is provided with a hinged pipe upsetting block 51; it also includes a reclaiming shaft 6 with a horizontal axis and a gasket storage pipe with a vertical axis 61. One end of the cylinder barrel of the flaring cylinder 4 facing away from the piston rod is fixedly arranged on the reclaiming shaft 6, and the axis of the flaring cylinder 4 is perpendicular to the axis of the reclaiming shaft 6; When the axis of the flared cylinder 4 was vertical, the flared cylinder 4 was collinear with the axis of the gasket storage tube 61; when the axis of the flared cylinder 4 was horizontal, the flared The mouth liquid cylinder 4 is in line with the clamping groove 3 of the hinged tube, and the piston rod faces the clamping groove 3 of the hinged tube.

Specifically, the two ends of the axis of the hinged pipe flaring die are respectively a flaring guide part 41 and an arc-shaped flaring part 42. The flaring guide part 41 is cylindrical and has a diameter smaller than or equal to that of the car seat to be processed The inner diameter of the hinged pipe, the cross-sectional shape of the arc-shaped flared portion 42 passing through the axis is an arc that protrudes toward one side of the axis of the arc-shaped flared portion 42 .

Further, the piston rod of the expansion cylinder 4 is coaxially fitted with a pressing ring connecting spring 43, and one axial end of the pressing ring connecting spring 43 is fixedly connected to the piston rod of the expansion cylinder 4, The other axial end of the pressing ring connecting spring 43 is coaxially fixedly connected with a pad pressing ring 44 made of magnetic material, and when the pressing ring connecting spring 43 is not subjected to external force, the pad The distance between the sheet pressing ring 44 and the clamping groove 3 of the hinged tube is smaller than the distance between the expanding die of the hinged tube and the clamping groove 3 of the hinged tube. A spring connecting ring 45 is fixed on the piston rod of the flared cylinder 4 , and one axial end of the pressing ring connecting spring 43 is fixedly connected to the spring connecting ring 45 .

Specifically, the top of the lifting and rotating upper base 2 is vertically provided with a lifting connecting arm 21, and the lower end of the lifting connecting arm 21 is provided with a connecting arm annular protrusion 22, and above the connecting arm annular protrusion 22 is provided with a ring-shaped A protruding closed ring 23, the outer edge of the annular protruded closed ring 23 is fixedly connected with the lifting and rotating upper base 2. The bottom of the fixed rotating base 1 is provided with a base rotating arm 11, the bottom of the base rotating arm 11 is placed on the rotating arm bottom bracket 12, and the base rotating arm 11 and the rotating arm bottom bracket 12 Rotating balls 13 are arranged between them, and a rotating arm driving gear 14 is arranged on the base rotating arm 11 , and the rotating arm driving gear 14 is in transmission connection with a rotating arm driving motor 15 .

Further, it also includes a storage tube sector stopper 62, which is coaxially arranged with the reclaiming rotating shaft 6, and the storage tube sector stopper 62 is fixedly connected to the flaring liquid The cylinder barrel of the cylinder 4, when the flaring liquid cylinder 4 is not facing the bottom of the gasket storage pipe 61, the storage pipe sector block 62 blocks the bottom of the gasket storage pipe 61

When working, first assemble the backrest and base of the car seat, pass the ends of the hinged pipe through the sleeves that are fixedly connected to the backrest and base of the car seat, and then:

In the first step, the lifting and rotating upper base 2 is lifted first, and the assembled hinged connecting pipe is placed in the clamping groove 3 of the hinged connecting pipe, and then the lifting and rotating upper base 2 is lowered to be clamped together with the fixed rotating base 1 Hold and fix the hinged pipe, drive the hinged pipe upsetting block 51 against one end of the hinged pipe through the header cylinder 5, and drive the hinged pipe flare die pair through the flared cylinder 4 The other end of the hinged pipe is folded and flared;

During processing, firstly, the flaring liquid cylinder 4 rotates to the vertical state of the axis, and the gasket pressing ring 44 absorbs an anti-deformation annular gasket in the gasket storage pipe 62, and then the flaring fluid The cylinder 4 rotates clockwise as shown in Figure 4, so that the axis of the expansion cylinder 4 is in a horizontal state, and then the expansion cylinder 4 drives the piston rod to elongate, and the gasket pressing ring 44 is placed on the joint of the hinged pipe. An anti-deformation annular gasket is set on the end of the anti-deformation gasket, and the anti-deformation annular gasket is pressed against the sleeve that is fixedly connected to the backrest or base of the car seat, and then the piston rod of the flared cylinder 4 is further extended, firstly the The pressing ring connection spring 43 overcomes the elastic contraction, and presses the anti-deformation ring gasket, and then the hinged pipe flare die punches and expands the end of the hinged pipe;

In the second step, the expansion cylinder 4 and the header cylinder 5 are retracted and reset, and the rotating arm drive motor 15 drives the fixed rotating base 1 to rotate, and drives the lifting and rotating upper seat 2 to rotate, so that Rotate the articulated pipe by 180°, and then drive the upsetting block 51 of the articulated pipe through the header cylinder 5 to perform heading treatment on the end of the articulated pipe that has been turned over and flared, and rotate through the flared cylinder 4 After taking the material, drive the hinged pipe flare die to fold and expand the other end of the hinged pipe;

In the third step, the expansion cylinder 4 and the header cylinder 5 are retracted and reset, the hinge joint is rotated 180° again, and the expansion die of the hinge joint is driven by the expansion cylinder 4 against the hinge. One end of the connecting pipe that has been headed, and then the hinged pipe upsetting block 51 is driven by the heading liquid cylinder 5 to perform heading processing on the other end of the hinged pipe that has been turned over and flared; then the flared liquid The cylinder 4 and the header hydraulic cylinder 5 are retracted and reset, and the lifting and rotating upper base 2 is lifted to remove the processed workpiece.

At the end of the flared hinged pipe, there may still be a certain amount of room for the bushings of the backrest and base of the car seat, and the connection between the backrest and the base of the car seat may sway. Treatment can make the hinge connection between the backrest and the base of the car seat stable.

The preferred embodiments of the present invention have been specifically described above. Of course, the present invention can also adopt forms different from the above-mentioned embodiments. Those skilled in the art can make equivalent transformations or corresponding transformations without violating the spirit of the present invention. All changes should fall within the protection scope of the present invention.

Claims (7)

1. An automobile seat hinged pipe flaring and anchoring processing equipment, characterized in that it includes a hinged pipe clamping rotating seat, and the hinged pipe clamping rotating seat includes a fixed rotating base (1) and a lifting and rotating upper seat ( 2), the top surface of the fixed rotating base (1) and the bottom surface of the lifting and rotating upper seat (2) are both provided with hinged pipe clamping grooves (3), and the top surface of the fixed rotating base (1) Interlocking with the hinged connecting pipe clamping groove (3) on the bottom surface of the lifting and rotating upper base (2); it also includes flaring liquid cylinders ( 4) and the header cylinder (5), the header cylinder (5) is arranged in line with the hinged joint pipe clamping groove (3), and the position of the cylinder barrel of the header cylinder (5) is fixed And the piston rod faces the clamping groove (3) of the hinged pipe; the end of the piston rod of the flared cylinder (4) is provided with a hinged pipe expansion die, and the piston rod of the header cylinder (5) The end is provided with a hinged pipe upsetting block (51); it also includes a reclaiming shaft (6) with a horizontal axis and a gasket storage tube (61) with a vertical axis. The cylinder of the flared liquid cylinder (4) The end of the barrel facing away from the piston rod is fixedly arranged on the reclaiming shaft (6), and the axis of the flaring liquid cylinder (4) is perpendicular to the axis of the reclaiming shaft (6); when the flaring When the axis of the cylinder (4) is vertical, the expansion cylinder (4) is collinear with the axis of the gasket storage tube (61); when the axis of the expansion cylinder (4) is horizontal, The flaring cylinder (4) is in line with the clamping groove (3) of the hinged connecting pipe, and the piston rod faces the clamping groove (3) of the hinged connecting pipe. 2. The flaring and anchoring processing equipment for hinged tubes of automobile seats according to claim 1, characterized in that: the two ends of the axis of the hinged tubes flaring die are flaring guides (41) and arcs respectively. shaped flaring part (42), the flaring guide part (41) is cylindrical and the diameter is less than or equal to the inner diameter of the car seat hinged pipe that needs to be processed, and the section of the arc-shaped flaring part (42) passing through the axis The shape is an arc protruding toward one side of the axis of the arc-shaped flaring portion (42). 3. A kind of flaring and anchoring processing equipment for automobile seat hinged pipe according to claim 1, characterized in that: the piston rod of the flaring cylinder (4) is coaxially sleeved with a pressing ring connecting spring ( 43), one axial end of the pressing ring connecting spring (43) is fixedly connected to the piston rod of the flared cylinder (4), and the other axial end of the pressing ring connecting spring (43) is coaxially fixed A gasket pressing ring (44) made of magnetic material is connected, and when the pressing ring connection spring (43) is not subjected to external force, the gasket pressing ring (44) is connected to the hinge The distance between the pipe clamping groove (3) is smaller than the distance between the hinged pipe flare die and the hinged pipe clamping groove (3). 4. The flaring and anchoring processing equipment for the hinged pipe of an automobile seat according to claim 3, characterized in that: a spring connecting ring (45) is fixed on the piston rod of the flaring cylinder (4), so that One axial end of the pressing ring connecting spring (43) is fixedly connected to the spring connecting ring (45). 5. A kind of flaring and anchoring processing equipment for automobile seat hinged pipe according to claim 1, characterized in that: the top of the lifting and rotating upper base (2) is vertically provided with a lifting connecting arm (21), the The lower end of the lifting connecting arm (21) is provided with a connecting arm annular protrusion (22), and above the connecting arm annular protrusion (22) is provided with an annular protrusion closing ring (23), and the annular protrusion closing ring ( The outer edge of 23) is fixedly connected to the lifting and rotating upper seat (2). 6. The flaring and anchoring processing equipment for hinged pipes of automobile seats according to claim 1, characterized in that: the bottom of the fixed rotating base (1) is provided with a base rotating arm (11), and the base rotates The bottom of the arm (11) is placed on the rotating arm bottom bracket (12), and a rotating ball (13) is arranged between the base rotating arm (11) and the rotating arm bottom bracket (12), and the The base rotating arm (11) is provided with a rotating arm driving gear (14), and the rotating arm driving gear (14) is in transmission connection with the rotating arm driving motor (15). 7. The flaring and anchoring processing equipment for the hinged pipe of an automobile seat according to claim 1, characterized in that it further comprises a fan-shaped stopper (62) of the storage pipe, and the fan-shaped stopper (62) of the storage pipe It is arranged coaxially with the reclaiming shaft (6), and the storage tube sector stopper (62) is fixedly connected to the cylinder barrel of the flared cylinder (4), when the flared cylinder (4) When not facing the bottom of the gasket storage pipe (61), the storage pipe sector stopper (62) blocks the bottom of the gasket storage pipe (61).