CN216830567U

CN216830567U - Torsion bar assembly quality

Info

Publication number: CN216830567U
Application number: CN202123157511.9U
Authority: CN
Inventors: 蒋建龙; 汪春洪
Original assignee: Suzhou Ruimeike Material Technology Co ltd
Current assignee: Suzhou Ruimeike Material Technology Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-06-28
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a torsion bar assembly quality, the torsion bar has first portion of bending and the portion of bending of second, torsion bar longitudinal extension set up in the violently pipe, first portion of bending stretches into the seat violently the intraductal chamber of managing, this torsion bar assembly quality is used for the terminal card of the portion of bending of second with the torsion bar to go into in the card hole on the seat frame spare, this torsion bar assembly quality includes rotary mechanism, pressure equipment mechanism and be used for violently managing the locating component who advances line location, rotary mechanism be used for driving the second portion of bending rotatory so that the terminal of the portion of bending of second aligns with the card hole, pressure equipment mechanism includes mutual disposition and can follow the first slide that longitudinal sliding set up, the second slide and install the pressure equipment cylinder on first slide, rotary mechanism install on the second slide, the telescopic link of pressure equipment cylinder is connected with the second slide. The utility model discloses at least, include following advantage: the assembly stability and safety are greatly improved.

Description

Torsion bar assembly quality

Technical Field

The utility model relates to a mechanical assembly technical field, more specifically say, relate to a torsion bar assembly quality.

Background

The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.

With the progress of science and technology, the living standard of people is gradually improved, the automobile is popularized as a tool for riding instead of walk, and the automobile seat is used as an important part on the automobile, so that the demand is large.

The car seat includes the seat frame, the back of the chair, violently pipe and torsion bar, back of the chair and seat frame pivotal connection, the seat frame includes two frame spares of mutual disposition, violently manage along the installation of longitudinal extension between two frame spares, the torsion bar is installed in the inner chamber of violently pipe and is arranged along longitudinal extension, the torsion bar has the one end of second bending portion and stretches out the inner chamber and the frame member joint of violently managing, mostly rely on the manual work to accomplish to the installation of torsion bar and frame member at present, not only consume the manpower, and manual operation stability is poor, influence the quality of installation, and simultaneously, difficult operation in the time of the assembly, the security is poor, industrial accident takes place easily.

It should be noted that the above background description is only for the sake of clarity and complete description of the technical solutions of the present invention, and is set forth for facilitating understanding of those skilled in the art. These solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the present invention.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a torsion bar assembly quality has greatly improved assembly stability and security.

In order to solve the above technical problem, the present invention provides a torsion bar assembly apparatus, the torsion bar having a first bending portion and a second bending portion, the torsion bar being disposed in a cross tube in a longitudinally extending manner, the first bending portion extending into an inner cavity of the cross tube of a seat, the torsion bar assembly apparatus being configured to clamp an end of the second bending portion of the torsion bar into a clamping hole of a frame member of the seat, the torsion bar assembly apparatus including a rotating mechanism, a press-fitting mechanism, and a positioning assembly configured to position the cross tube, the rotating mechanism being configured to drive the second bending portion to rotate so that the end of the second bending portion is aligned with the clamping hole, the press-fitting mechanism including a first slide plate, a second slide plate and a press-fitting cylinder mounted on the first slide plate, the first slide plate and the second slide plate being disposed in a longitudinally slidable manner, the rotating mechanism being mounted on the second slide plate, and the telescopic rod of the press-fitting air cylinder is connected with the second sliding plate.

Further, rotary mechanism includes the rotating head, drives the rotating head pivoted drive assembly, the rotating head has the confession the draw-in groove that second bending portion card was gone into.

Furthermore, the driving assembly comprises a shell installed on the second sliding plate, and a first air cylinder, a rack and a gear which are installed in the shell, wherein a telescopic rod of the first air cylinder is connected with the rack to drive the rack to move transversely, the gear is in meshed transmission connection with the rack, and the rotating head and the gear are coaxially installed to be driven by the gear to rotate.

Furthermore, the rotating head include with gear coaxial arrangement's revolving stage, the revolving stage is provided with two fan-shaped fixture blocks along circumference, forms between two fan-shaped fixture blocks the draw-in groove, the draw-in groove lower extreme is trapezoidal arranging.

Furthermore, a limiting block used for limiting the rotation of the rotating platform is arranged at the position, close to the rotating platform, of the shell, and the upper surface of the limiting block is abutted to the surface of the fan-shaped clamping block.

Further, this torsion bar assembly quality still includes lifting unit, lifting unit includes the base plate and installs in on the base plate: the second cylinder, install in the elevating platform of the drive end of second cylinder, the downside of elevating platform is provided with along the slide rail of longitudinal extension, first slide with install through slider slidable respectively on the second slide on the slide rail.

Furthermore, the positioning assembly comprises a mounting seat mounted on the lifting platform and a U-shaped positioning block mounted on the mounting seat, a locking cylinder is mounted on a side wall of the U-shaped positioning block, and an extending end of the locking cylinder is connected with a locking block used for axially pressing the outer surface of the transverse pipe.

Furthermore, the inner wall of the U-shaped positioning block is detachably provided with a flexible bushing.

Furthermore, the lifting assembly further comprises guide rods which are arranged on two sides of the lifting rod of the second air cylinder and are parallel to the lifting rod, and linear bearings which are matched with the corresponding guide rods are arranged on the lifting platform.

Further, the downside of elevating platform still is equipped with an L shaped plate, be provided with L shape installation piece on the casing, the L shaped plate with set up one between the L shape installation piece and be used for assisting the release link that the pressure equipment cylinder resets, the one end of release link with the detachable fixed connection of L shape installation piece, the other end with L shaped plate sliding connection, the cover is equipped with a spring on the release link, the one end of spring acts on the L shaped plate, the other end acts on the L shape installation piece.

Borrow by above technical scheme, the beneficial effects of the utility model are as follows:

the utility model discloses a torsion bar assembly quality is through setting up pressure equipment mechanism to install rotary mechanism on the second slide, pressure equipment cylinder dress is on first slide, and the telescopic link and the second slide of pressure equipment cylinder are connected, can realize impressing the end of the second bending portion of torsion bar the downthehole installation of realizing the torsion bar to the bayonet socket of seat frame spare in, effectual reduction human cost has improved the security of operation.

The utility model provides a drive assembly adopts first cylinder drive gear rack to realize the rotation of the rotatory second bending portion that drives the torsion bar to the rotating head to make things convenient for the end of second bending portion to align with the card hole, be convenient for follow-up terminal operation of impressing the second bending portion in the card hole, the draw-in groove of this application adopts interval between two fan-shaped fixture blocks to realize, thereby be convenient for change the width of fan-shaped fixture block adjustment draw-in groove according to the diameter of torsion bar, convenient regulation, for the convenience of the second bending portion end can align with the card hole, preferably is close to at the casing revolving stage department sets up one and is used for injecing revolving stage turned angle's stopper, the upper surface of stopper with in the surperficial looks butt of fan-shaped fixture block, the end of the second bending portion also is the one end that the second bending portion deviates from first bending portion aligns with the card hole this moment.

The utility model provides a locating component adopts the U-shaped locating piece for the adaptability to the diameter of violently managing of difference is wider, through set up flexible bush in the U-shaped locating piece, can effectively avoid rigid collision, scraping to violently manage the damage of surface.

The utility model provides a quick reseing of pressure equipment cylinder can be assisted in the setting of release link.

Drawings

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

FIG. 2 is a schematic view of the torsion bar of the present invention;

fig. 3 is a partial schematic view of the present invention;

figure 4 is another perspective illustration of the present invention from figure 3;

fig. 5 is a schematic view of a rotary mechanism of the present invention;

fig. 6 is a cross-sectional view of a rotary mechanism of the present invention;

fig. 7 is a schematic view of a positioning assembly of the present invention;

fig. 8 is a schematic view of the present invention in use;

fig. 9 is an enlarged schematic view of a portion a of fig. 8 according to the present invention.

Wherein:

1. a positioning assembly; 101. a mounting seat; 102. a U-shaped positioning block; 103. a locking cylinder; 104. a locking block; 105. a flexible bushing; 2. a rotation mechanism; 201. rotating the head; 202. a card slot; 203. a housing; 204. a first cylinder; 205. a rack; 206. a gear; 207. a rotating table; 208. a limiting block; 209. a fan-shaped fixture block; 3. a lifting assembly; 301. a lifting platform; 302. a substrate; 303. a second cylinder; 304. a lifting rod; 305. a guide bar; 4. a press-fitting mechanism; 401. a first slide plate; 402. a second slide plate; 403. pressing the air cylinder; 404. an L-shaped plate; 405. an L-shaped mounting block; 406. a reset lever; 407. a spring; 5. a car seat; 501. a transverse tube; 502. a frame member; 503. a clamping hole; 6. a torsion bar; 601. a second bending portion; 602. a first bending portion; 6. a pressing mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "first", "second", and the like are used for descriptive purposes only and for distinguishing similar objects, and no order is shown between the two, and no indication or suggestion of relative importance is understood. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 9, a torsion bar assembly apparatus according to a preferred embodiment of the present invention, the torsion bar 6 having a first bending portion 602 and a second bending portion 601, the torsion bar assembly apparatus being used for mounting the torsion bar 6 on a frame member 502 of a vehicle seat 5, the vehicle seat 5 including a cross tube 501 and an oppositely disposed frame member 502, the cross tube 501 being longitudinally extended and mounted on the two frame members 502, the torsion bar 6 being longitudinally extended and disposed in the cross tube 501, the first bending portion 602 extending into an inner cavity of the cross tube 501 of the seat, and in particular, the torsion bar assembly apparatus being used for snapping an end of the second bending portion 601 of the torsion bar 6 into a snap hole 503 of the seat frame member 502, for reducing labor cost and improving operation safety, the torsion bar assembly apparatus including a rotation mechanism 2, a press-fitting mechanism 4, and a positioning assembly 1 for positioning the cross tube 501, the rotating mechanism 2 is used for driving the second bending portion 601 to rotate so that the tail end of the second bending portion 601 is aligned with the clamping hole 503, the press-fitting mechanism 4 comprises a first sliding plate 401 and a second sliding plate 402 which are arranged oppositely and can be arranged in a longitudinal sliding mode and a press-fitting air cylinder 403 which is installed on the first sliding plate 401, the rotating mechanism 2 is installed on the second sliding plate 402, an expansion rod of the press-fitting air cylinder 403 is connected with the second sliding plate 402, and preferably, the press-fitting air cylinder 403 is an air cylinder with a band-type brake.

Specifically, this application rotary mechanism 2 includes rotary head 201, drive rotary head 201 pivoted drive assembly, rotary head 201 has the confession the draw-in groove 202 that second bending 601 was gone into. The driving assembly comprises a housing 203 mounted on the second sliding plate 402, and a first air cylinder 204, a rack 205 and a gear 206 mounted in the housing 203, wherein the telescopic rod of the first air cylinder 204 is connected with the rack 205 to drive the rack 205 to move transversely, the gear 206 is in meshed transmission connection with the rack 205, and the rotating head 201 and the gear 206 are coaxially mounted to be driven by the gear 206 to rotate. The rotating head 201 comprises a rotating platform 207 which is coaxially arranged with the gear 206, the rotating platform 207 is provided with two fan-shaped fixture blocks 209 along the circumferential direction, the clamping groove 202 is formed between the two fan-shaped fixture blocks 209, and the lower end of the clamping groove 202 is in trapezoidal arrangement. In order to facilitate the alignment of the tail end of the second bending part with the clamping hole, a limit block 208 for limiting the rotation of the rotating table is arranged at the position, close to the rotating table, of the shell, and the upper surface of the limit block 208 abuts against the surface of the fan-shaped clamping block. The torsion bar assembling device further comprises a lifting assembly 3, wherein the lifting assembly 3 comprises a base plate 302 and: the lifting platform 301 is arranged at the driving end of the second cylinder 303, a sliding rail extending along the longitudinal direction is arranged at the lower side of the lifting platform 301, and the first sliding plate 401 and the second sliding plate 402 are slidably arranged on the sliding rail through sliding blocks respectively. The positioning assembly 1 comprises an installation seat 101 installed on the lifting platform 301 and a U-shaped positioning block 102 installed on the installation seat 101, a locking cylinder 103 is installed on the side wall of the U-shaped positioning block 102, and the extending end of the locking cylinder 103 is connected with a locking block 104 used for axially pressing the outer surface of the transverse pipe 501. In order to prevent the outer surface of the cross tube 501 from being scratched due to rigid collision between the U-shaped positioning block 102, the inner wall of the U-shaped positioning block 102 is preferably detachably provided with a flexible bushing 105.

In order to prevent the lifting assembly 3 from deflecting during the lifting process, preferably, the lifting assembly 3 further includes guide rods 305 disposed at two sides of the lifting rod 304 of the second cylinder 303 and arranged parallel to the lifting rod 304, and the lifting platform 301 is provided with linear bearings adapted to the corresponding guide rods 305.

Specifically, this application the downside of elevating platform 301 still is equipped with an L shaped plate 404, be provided with L shape installation piece 405 on the casing 203, L shaped plate 404 with set up one between the L shape installation piece 405 and be used for assisting the compound release link 406 that the pressure equipment cylinder resets, the one end of release link 406 with the detachable fixed connection of L shape installation piece 405, the other end with L shaped plate 404 sliding connection, the cover is equipped with a spring 407 on the release link 406, the one end of spring 407 acts on the L shaped plate 404, the other end acts on the L shape installation piece 405.

When in use, the torsion bar assembly apparatus 7 of the present application may be provided in two, and when two are provided, one serves as a fixing member for one side of the vehicle seat and the other serves as a fixing member for the torsion bar, or one is provided and the other side of the seat is replaced with a fixing member for fixing the vehicle seat, as shown in fig. 8 to 9, in this embodiment, two torsion bar assembly apparatuses are provided, the right side of the drawing is used for assembling the torsion bar, the left side of the drawing is used as a fixing member for the vehicle seat, the torsion bar is pre-installed in the cross tube by the operator, wherein the first bending portion 602 of the torsion bar 6 is longitudinally inserted into the inner cavity of the cross tube 501 and the other side is extended out of the inner cavity, the vehicle seat 5 is installed between the two torsion bar assembly apparatuses, the lifting assembly 3 descends to the second bending portion 601 of the torsion bar, the press-fitting cylinder 403 drives the rotating head 201 to move, so that the second bending portion 601 is snapped into the slot 202 of the rotating head 201, the rotating mechanism 2 starts to drive the rotating head 201 to rotate, when the rotating head rotates to the position of the limiting block 208, the tail end of the second bending portion 601 is aligned with the clamping hole 503 on the seat frame member, at this time, the press-fitting air cylinder 403 drives the rotating head 201 to move to press the tail end of the second bending portion 601 into the clamping hole 503 to mount the torsion bar 6, then the press-fitting air cylinder 403 resets, and at this time, the press-fitting air cylinder 403 can be quickly reset under the action of the reset rod 406.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A torsion bar assembly apparatus, the torsion bar having a first bending portion and a second bending portion, the torsion bar is arranged in the transverse tube in a longitudinally extending manner, the first bending part extends into the inner cavity of the transverse tube of the seat, the torsion bar attaching means is for engaging the distal end of the second bent portion of the torsion bar into an engaging hole formed in the seat frame member, it is characterized in that the torsion bar assembling device comprises a rotating mechanism, a press-fitting mechanism and a positioning component for positioning the transverse pipe, the rotating mechanism is used for driving the second bending part to rotate so as to enable the tail end of the second bending part to be aligned with the clamping hole, the press-fitting mechanism comprises a first sliding plate, a second sliding plate and a press-fitting air cylinder, wherein the first sliding plate and the second sliding plate are oppositely arranged and can be arranged in a sliding manner along the longitudinal direction, the rotating mechanism is arranged on the second sliding plate, and a telescopic rod of the press-fitting air cylinder is connected with the second sliding plate.

2. The torsion bar assembling apparatus according to claim 1, wherein the rotating mechanism includes a rotating head having a slot into which the second bending portion is inserted, and a driving assembly for driving the rotating head to rotate.

3. A torsion bar assembly apparatus according to claim 2, wherein the driving assembly comprises a housing mounted on the second sliding plate, and a first cylinder, a rack and a gear mounted in the housing, wherein the telescopic rod of the first cylinder is connected to the rack to drive the rack to move transversely, the gear is in meshed transmission connection with the rack, and the rotating head is coaxially mounted to the gear to be driven by the gear to rotate.

4. The torsion bar assembling apparatus according to claim 3, wherein the rotating head includes a rotating table coaxially mounted with the gear, the rotating table is circumferentially provided with two fan-shaped clamping blocks, the clamping grooves are formed between the two fan-shaped clamping blocks, and the lower ends of the clamping grooves are arranged in a trapezoidal shape.

5. The torsion bar assembling apparatus according to claim 4, wherein a stopper for limiting rotation of the rotary table is provided at a position of the housing near the rotary table, and an upper surface of the stopper abuts against a surface of the sector-shaped block.

6. The torsion bar assembly apparatus according to claim 3, further comprising a lift assembly, the lift assembly comprising a base plate and, mounted on the base plate: the second cylinder, install in the elevating platform of the drive end of second cylinder, the downside of elevating platform is provided with along the slide rail of longitudinal extension, first slide with install through slider slidable respectively on the second slide on the slide rail.

7. The torsion bar assembling apparatus according to claim 6, wherein the positioning assembly includes a mounting seat mounted on the lifting platform and a U-shaped positioning block mounted on the mounting seat, a lock cylinder is mounted on a side wall of the U-shaped positioning block, and an extending end of the lock cylinder is connected to a lock block for axially pressing an outer surface of the transverse tube.

8. The torsion bar assembly apparatus according to claim 7, wherein the inner wall of the U-shaped positioning block is detachably provided with a flexible bushing.

9. The torsion bar assembling apparatus according to claim 6, wherein the lifting assembly further includes guide rods disposed at both sides of the lifting rod of the second cylinder and arranged in parallel with the lifting rod, and the lifting table is provided with linear bearings for fitting with the corresponding guide rods.

10. The torsion bar assembling device according to claim 6, wherein an L-shaped plate is further provided on a lower side of the lifting table, an L-shaped mounting block is provided on the housing, a reset rod for assisting the reset of the press-fitting cylinder is provided between the L-shaped plate and the L-shaped mounting block, one end of the reset rod is detachably and fixedly connected to the L-shaped mounting block, the other end of the reset rod is slidably connected to the L-shaped plate, a spring is sleeved on the reset rod, one end of the spring acts on the L-shaped plate, and the other end of the spring acts on the L-shaped mounting block.