CN103586808A - Seat cushion positioning mechanism and control method thereof - Google Patents

Seat cushion positioning mechanism and control method thereof Download PDF

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Publication number
CN103586808A
CN103586808A CN201310574181.4A CN201310574181A CN103586808A CN 103586808 A CN103586808 A CN 103586808A CN 201310574181 A CN201310574181 A CN 201310574181A CN 103586808 A CN103586808 A CN 103586808A
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CN
China
Prior art keywords
clamping
cylinder
seat frame
hold
chuck
Prior art date
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Granted
Application number
CN201310574181.4A
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Chinese (zh)
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CN103586808B (en
Inventor
陈波
张敬义
潘顺先
李广
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Yanfeng Adient Automotive Components Co Ltd
Original Assignee
Chongqing Yanfeng Johnson Controls Automotive Components Co Ltd
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Application filed by Chongqing Yanfeng Johnson Controls Automotive Components Co Ltd filed Critical Chongqing Yanfeng Johnson Controls Automotive Components Co Ltd
Priority to CN201310574181.4A priority Critical patent/CN103586808B/en
Publication of CN103586808A publication Critical patent/CN103586808A/en
Application granted granted Critical
Publication of CN103586808B publication Critical patent/CN103586808B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/02Assembly jigs

Abstract

The invention discloses a seat cushion positioning mechanism and a control method of the seat cushion positioning mechanism. The seat cushion positioning mechanism comprises a left clamping device, a right clamping device, a front hold-down device and a rear hold-down device, wherein the left clamping device, the right clamping device, the front hold-down device and the rear hold-down device are installed on a basal plane and used for fixing a seat cushion; a clamping part of the left clamping device faces right, a clamping part of the right clamping device faces left, and both a clamping part of the front hold-down device and a clamping part of the rear hold-down device face downward and are located between the clamping part of the left clamping device and the clamping part of the right clamping device. In the clamping and positioning process, the clamping part of the left clamping device and the clamping part of the right clamping device abut against the left side face and right side face of the seat cushion respectively, the clamping part of the front hold-down device compresses a seat basin downward, and the clamping part of the rear hold-down device compresses the rear portion of the seat cushion downward, wherein the seat basin is installed on the seat cushion in advance. The seat cushion positioning mechanism can realize accurate and stable clamping and positioning of the seat cushion on an automated assembly line, thereby facilitating automated control and management of positioning.

Description

Seat frame detent mechanism and control method thereof
Technical field
The present invention relates to the technical field of tooling clamps of auto parts and components, specifically, be a kind of for seat frame and a seat basin while being connected by seat frame and fixing seat frame detent mechanism and a control method thereof of basin.
Background technology
Because the general assembly factory of automotive seat is a labour-intensive region, the assembling of traditional seat frame and seat basin is all that manual work completes, workpiece on flow line tray by manual assembly, next station of inflow after completing, demand to manpower is large, uses manual work to be also not so good as automation equipment in aspect performances such as human cost, process, quality, effect, man-hours, and the use of the equipment of automation not only can reduce the demand to personnel, can also be in process, quality, effect, the aspects such as man-hour improve, therefore occurred that a kind of automatic feeding tightening system is for the assembling of the seat frame of seat and seat basin, in this system, workman reaches the standard grade workpiece prepackage, after completing confirmation, flow to this assembly station, secondary location and the assembling of workpiece are all completed by plant equipment, by automation, controlled, after putting in place, flow line tray lifting location assembled by plant equipment, after having assembled rear flow line tray location lifting mechanism, lifting is retracted, pallet is got back to streamline, flow to next station, and owing to just passing through artificial pre-assembled between seat frame and seat basin, seat frame is supported on pallet, seat basin is pre-installed in seat frame just by pre-determined bit between seat frame and seat basin, at flow line tray, flow to after this assembly station, carry out before the automation assembling of plant equipment, need to carry out secondary clamping location to seat frame and seat basin, therefore need a kind of positioner seat frame and seat basin to be carried out to the location of horizontal direction and vertical direction.
The deficiencies in the prior art are: seat frame and seat basin change into automation assembling from the mode of manual assembly, in workpiece prepackage, reach the standard grade and flow to after assembly station, need to carry out secondary location, and there is no at present this mechanism that workpiece is positioned to clamping.
Summary of the invention
The object of the present invention is to provide a kind of seat frame detent mechanism and control method thereof of being convenient to seat frame and seat basin to carry out clamping location on automation assembly station.
For achieving the above object, technical scheme of the present invention is as follows: a kind of seat frame detent mechanism, comprise and being arranged on basal plane for the fixing left clamping device of seat frame, right clamping device, front hold down gag and rear hold down gag, the clamping part of described left clamping device is towards the right side, the clamping part of right clamping device is towards a left side, the clamping part of described front hold down gag and rear hold down gag all down, and the clamping part of this front hold down gag and rear hold down gag is all between left clamping device and the clamping part of right clamping device, when clamping is located, the clamping part of described left clamping device and right clamping device is against respectively the left and right sides of seat frame, the clamping part of described front hold down gag compresses the seat basin being pre-installed in seat frame downwards, the clamping part of described rear hold down gag compresses the rear portion of seat frame downwards.
Because seat frame is supported on flow line tray, when location, need to seat frame is fixing in the horizontal direction, and from seat frame top by seat frame and seat potted layer plant on pallet, make it fixing in the horizontal direction, adopt said structure, the clamping part of left clamping device and right clamping device is relative, after seat frame puts in place, the clamping part of left clamping device and right clamping device moves and draws close in opposite directions simultaneously, the seat frame left and right sides is fixedly clamped, left clamping device and right clamping device can be arranged on the same side or the both sides of streamline, the clamping part of front hold down gag and rear hold down gag, when normality above seat frame assembly station, after seat frame puts in place, depress simultaneously seat frame is pressed on pallet, by seat potted layer plant tightly in seat frame, after band has assembled, each installs return and unclamps seat frame, the seat frame assembling flows into next station, the seat frame of a upper station continues to flow into this station and positions and assemble, front hold down gag and rear hold down gag can be between left clamping device and right clamping devices, front hold down gag and rear hold down gag can be installed on respectively the both sides of streamline, basal plane can be ground or other install table top.
Described left clamping device, right clamping device and rear hold down gag are arranged on same base, this base is arranged on basal plane by cup type support, described rear hold down gag is between left clamping device and right clamping device, this left clamping device is consistent with right clamping device structure and be symmetricly set in rear hold down gag both sides, described front hold down gag is arranged on the basal plane in base the place ahead, and relative with described rear hold down gag.
Above-mentioned mounting means, is convenient to location and clamps, and left clamping device, right clamping device and front hold down gag also can be positioned at the same side, and rear hold down gag is positioned at opposite side.
Described front hold down gag comprises the second support column, the second transverse arm and the 3rd cylinder, described the second support column is arranged on basal plane, described the second transverse arm is anterior hinged with described the second support column upper end, it is anterior that described the 3rd cylinder is vertically arranged on the second support column, the piston rod of the 3rd cylinder upward, and hinged with the second transverse arm front end, this second transverse arm can rotate in perpendicular, the second transverse arm rear end is provided with the second compression chuck, second compresses the clamping part that chuck is front hold down gag, and this second pressing clip upside down.
The second transverse arm rear portion and second compresses the front upper place that chuck is positioned at seat frame, the 3rd cylinder action, and piston rod drives the second transverse arm rotation, and second of the second transverse arm rear end compresses chuck and is pressed on the front middle part of a basin.
Described second compresses chuck comprises the horizontal piece being connected with the second transverse arm rear end, this horizontal piece is vertical with the second transverse arm, this below, horizontal piece two ends is connected with fixture block, between this fixture block and horizontal piece, adjusting pad is installed, when clamping is located, this fixture block compresses the seat basin middle part of seat frame downwards, on described the second support column nock face, be provided with limited block, after the second cantilever pressed seat basin, this limited block can limit the second cantilever and further rotate, and prevents that it from damaging a basin and seat frame by pressure.
Described rear hold down gag comprises the 3rd support column being vertically arranged on base, the 3rd support column upper end is horizontally installed with four-cylinder, the piston rod of this four-cylinder is towards front hold down gag, the piston rod front end of this four-cylinder is vertically provided with the 5th cylinder, the piston rod of the 5th cylinder down, and the piston-rod lower end of the 5th cylinder is provided with the 3rd and compresses chuck, the 3rd compresses the top that chuck is positioned at seat frame rear portion, the 3rd compresses the clamping part that chuck is rear hold down gag, and the 3rd pressing clip upside down, when clamping is located, the 3rd compresses chuck compresses described seat frame rear portion downwards.
During location, four-cylinder action drives the 5th cylinder and the 3rd to compress chuck and moves forward, to seat frame back upper place, and four-cylinder stop motion, the 5th cylinder action moves down the 3rd compression chuck and compresses seat frame rear portion.
On the lower surface of described the 3rd compression chuck, offer the groove that can match with the rear cross-tube of seat frame, when clamping is located, the 3rd compresses chuck is pressed in downwards on the rear cross-tube of described seat frame, and this rear cross-tube is positioned at groove.
Described left clamping device comprises the first support column, the first cantilever, the first cylinder and the second cylinder, wherein the first support column is vertically arranged on base, the first cantilever level setting, its rear portion and the first support column upper end are hinged, described the first cylinder is vertically arranged on the base at the first support column rear, the piston rod of this first cylinder upward, the rear end of this piston rod upper end and the first cantilever is hinged, described the first cantilever can rotate under the first air cylinder driven in perpendicular, described the second cylinder level is arranged on the first cantilever leading section, and vertical with the first cantilever, and the piston rod of this second cylinder is towards right clamping device, on the piston rod of this second cylinder, be connected with the first compression chuck, first compresses the clamping part that chuck is left clamping device, this the first compression chuck is towards right clamping device.
The first cylinder operation, piston rod moves upward, it is that fulcrum rotates that the first cantilever be take the hinged place of itself and the first support column, the first cantilever front end be displaced downwardly to position, seat frame same level position after, the second cylinder operation drives first to compress chuck and move right.Because left clamping device is consistent with right clamping device structure and be symmetrical arranged, the second cylinder of right clamping device drives the first compression chuck to move left, and first of left clamping device and right clamping device the compression chuck is drawn close to centre seat frame left and right sides clamping and positioning.
On the base in described first support column the place ahead, postive stop baffle is installed, this postive stop baffle be positioned at the first cantilever under, this postive stop baffle can limit the first cantilever and rotate.
The first cantilever front end turn to position, seat frame same level position after, postive stop baffle limits the first cantilever and rotates, and now can control the first cylinder and stop operating.
Described the first cantilever comprises cross bar and the montant being connected, this montant lower end and the first support column upper end are hinged, montant upper end is connected with cross bar rear end, this cross bar front end is connected with described the second cylinder, on described montant trailing flank, is provided with connector, and the piston rod of this connector and the first cylinder is hinged, on the leading flank of montant, be provided with block, when described the first cantilever rotates, this block is against the rear side of postive stop baffle, limits this first cantilever and continues to move downward.
Described first compresses chuck comprises the pressing plate being connected with the piston rod of the second cylinder, on the right flank of this pressing plate, be provided with two briquettings, the press strip of arc is installed on the left surface of this pressing plate, this press strip one end is connected with pressing plate, the other end, towards the right side, is all provided with adjusting pad between described pressing plate and briquetting and between pressing plate and press strip, when clamping is located, described briquetting is pressed in the slide rail side of seat frame, and described press strip is pressed on seat frame side.
First of left clamping device compresses chuck, pressing plate vertically arranges, briquetting is on pressing plate right side, first of right clamping device compresses chuck, briquetting is in pressing plate left side, and the briquetting of left clamping device over against, the adjusting pad that regulates pad can change as required different-thickness is set, the position of adjusting briquetting and press strip, this adjusting pad is arranged on pressing plate by bolt and pin.
A control method for above-mentioned seat frame detent mechanism, comprises controller, and this controller is connected with the 5th cylinder with described the first cylinder, the second cylinder, the 3rd cylinder, four-cylinder, and its control method comprises the following steps:
S1, seat frame to be assembled are sent into detent mechanism;
S2, controller are controlled the first cylinder operation of left clamping device and right clamping device, make the first cantilever turn to the position that the first compression chuck is corresponding with seat frame side, control four-cylinder work, make the 5th cylinder and the 3rd compress chuck and are positioned at seat frame back upper place;
S3, controller are controlled the second cylinder operation of left clamping device, make first of left clamping device compress chuck and move right, and lean against seat frame left side;
S4, controller are controlled the 3rd cylinder operation, and the second transverse arm rear end rotates, and make the second compression chuck compress the seat basin middle part of seat frame downwards, control the 5th cylinder operation, and the 3rd compression chuck is pressed on downwards on seat frame rear cross-tube;
S5, controller are controlled the second cylinder operation of right clamping device, make first of right clamping device compress chuck and move left, are against seat frame right side, and right clamping device coordinates with left clamping device, and seat frame is clamped;
Each cylinder operation in above-mentioned S1-S5 step, represents that cylinder piston rod stretches out, and can control by the mode of supercharging.
S6, after seat frame has been assembled, controller is controlled the 3rd cylinder operation, the second transverse arm rear end is upwards rotated and is resetted, second compresses chuck unclamps a basin;
S7, controller are controlled the 5th cylinder operation, make the 3rd compression chuck unclamp seat frame, upwards retract, and control four-cylinder work, and the 5th cylinder and the 3rd compresses chuck and returns initial position;
S8, controller are controlled the second cylinder operation of left clamping device and right clamping device, and make first of left clamping device and right clamping device compress chuck and unclamp seat frame simultaneously, and return initial position,
S9, controller are controlled the first cylinder operation of left clamping device and right clamping device, and the first cantilever front end is rotated, and upwards lift and return to initial position.
Each cylinder operation in above-mentioned S6-S9 step, represents cylinder piston rod retraction, and the mode that can press by pressure release is controlled.
The invention has the beneficial effects as follows: can realize seat frame accurate and stable clamping and positioning on automated assembly line, be convenient to the automation control and management of location.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the structural representation that two detent mechanisms connect;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is the control step schematic diagram of seat frame detent mechanism.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1 to Figure 3, a kind of seat frame detent mechanism, comprise for the fixing left clamping device 1 of seat frame, right clamping device 2, front hold down gag 3 and rear hold down gag 4, left clamping device 1, right clamping device 2 and rear hold down gag 4 are arranged on same base 5, this base 5 is arranged on basal plane by cup type support 7, install on the ground, rear hold down gag 4 is between left clamping device 1 and right clamping device 2, this left clamping device 1 is consistent with right clamping device 2 structures and be symmetricly set in rear hold down gag 4 both sides, front hold down gag 3 is arranged on the ground in base 5 the place aheads, and relative with rear hold down gag 4.The clamping part of left clamping device 1 is towards the right side, the clamping part of right clamping device 2 is towards a left side, the clamping part of front hold down gag 3 and rear hold down gag 4 all down, and the clamping part of this front hold down gag 3 and rear hold down gag 4 is all between left clamping device 1 and the clamping part of right clamping device 2, when clamping is located, left clamping device 1 and right clamping device 2 are against respectively the left and right sides of seat frame, front hold down gag 3 compresses the seat basin being pre-installed in seat frame downwards, and rear hold down gag 4 compresses the rear portion of seat frame downwards.
Left clamping device 1 comprises the first support column 11, the first cantilever 12, the first cylinder 13 and the second cylinder 14, wherein the first support column 11 is vertically arranged on base 5, the first cantilever 12 is horizontally disposed with, its rear portion and the first support column 11 upper ends are hinged, the first cylinder 13 is vertically arranged on the base 5 at the first support column 11 rears, the piston rod of this first cylinder 13 upward, the rear end of this piston rod upper end and the first cantilever 12 is hinged, the first cantilever 12 can rotate under the first cylinder 13 drives in perpendicular, the second cylinder 14 levels are arranged on the first cantilever 12 leading sections, and vertical with the first cantilever 12, and the piston rod of this second cylinder 14 is towards right clamping device 2, on the piston rod of this second cylinder 14, be connected with the first compression chuck 15, this the first compression chuck 15 is towards right clamping device 2, right clamping device 2 is consistent with left clamping device 1 structure, and first of this right clamping device 2 compresses chuck 15 towards left clamping device 1.
The first cantilever 12 comprises cross bar 121 and the montant 123 being connected, these montant 123 lower ends and the first support column 11 upper ends are hinged, montant 123 upper ends are connected with cross bar 121 rear ends, these cross bar 121 front ends are connected with the second cylinder 14, on montant 123 trailing flanks, be provided with connector 124, the piston rod of this connector 124 and the first cylinder 13 is hinged, on the leading flank of montant 123, be provided with block 125, on the base 5 in first support column 11 the place aheads, postive stop baffle 16 is installed, this postive stop baffle 16 be positioned at the first cantilever 12 under, when the first cantilever 12 rotates, this block 125 is against the rear side of postive stop baffle 16, limiting this first cantilever 12 continues to move downward.
First compresses chuck 15 comprises the pressing plate 151 being connected with the piston rod of the second cylinder 14, on the right flank of this pressing plate 151, be provided with two briquettings 152, the press strip 153 of arc is installed on the left surface of this pressing plate 151, these press strip 153 one end are connected with pressing plate 151, the other end, towards the right side, is all provided with between described pressing plate 151 and briquetting 152 and between pressing plate 151 and press strip 153 and regulates pad 6, when clamping is located, briquetting 152 is pressed in the slide rail side of seat frame, and press strip 153 is pressed on seat frame side.
Front hold down gag 3 comprises the second support column 31, the second transverse arm 32 and the 3rd cylinder 33, the second support column 31 is arranged on basal plane, the second transverse arm 32 is anterior hinged with the second support column 31 upper ends, the 3rd cylinder 33 is vertically arranged on the second support column 31 front portions, the piston rod of the 3rd cylinder 33 upward, and hinged with the second transverse arm 32 front ends, this second transverse arm 32 can rotate in perpendicular, the second transverse arm 32 rear ends are provided with second of inverted U and compress chuck 34, this the second compression chuck 34 down, second compresses chuck 34 comprises the horizontal piece 341 being connected with the second transverse arm 32 rear ends, this horizontal piece 341 is vertical with the second transverse arm 32, these horizontal piece 341 belows, two ends are connected with fixture block 342, between this fixture block 342 and horizontal piece 341, be provided with and regulate pad 6, when clamping is located, this fixture block 342 compresses the seat basin middle part of seat frame downwards, on the second support column 31 nock faces, be provided with limited block 35, this limited block 35 can limit the second transverse arm 32 and further rotate.
Rear hold down gag 4 comprises the 3rd support column 41 being vertically arranged on base 5, the 3rd support column 41 upper ends are horizontally installed with four-cylinder 42, the piston rod of this four-cylinder 42 is towards front hold down gag 3, the piston rod front end of this four-cylinder 42 is vertically provided with the 5th cylinder 43, the piston rod of the 5th cylinder 43 down, and the piston-rod lower end of the 5th cylinder 43 is provided with the 3rd and compresses chuck 44, on the lower surface of the 3rd compression chuck 44, offer the groove 45 that can match with the rear cross-tube of seat frame, when clamping is located, the 3rd compresses chuck 44 is pressed in downwards on the rear cross-tube of seat frame, this rear cross-tube is positioned at groove 45, between four-cylinder 42 and the 5th cylinder 43, by a vertical Connection Block, be connected with the Connection Block of a level successively, between vertical Connection Block and four-cylinder 42 piston rods, be provided with and regulate pad 6, between the Connection Block of level and vertical Connection Block, be provided with and regulate pad 6.
Fig. 4 and Fig. 5 are two schematic diagrames that described seat frame detent mechanism links together, in this structure, the second cylinder 14 of the right clamping device 2 of left side seat frame detent mechanism and the left clamping device 1 of the right seat frame detent mechanism and first compresses chuck 15, the first cantilever 12 by centre supports, the seat frame that can simultaneously align like this counter-base chair positions clamping simultaneously, be convenient to it and assemble simultaneously, can save material like this.
As shown in Figure 6, a kind of control method of above-mentioned seat frame detent mechanism, comprises controller, and this controller is connected with the 5th cylinder 43 with described the first cylinder 13, the second cylinder 14, the 3rd cylinder 33, four-cylinder 42, and its control method comprises the following steps:
S1, seat frame to be assembled are sent into detent mechanism;
S2, controller are controlled the first cylinder 13 work of left clamping device 1 and right clamping device 2, make the first cantilever 12 turn to the position that the first compression chuck 15 is corresponding with seat frame side, control four-cylinder 42 work, make the 5th cylinder 43 and the 3rd compress chuck 44 and be positioned at seat frame back upper place;
S3, controller are controlled the second cylinder 14 work of left clamping device 1, make first of left clamping device 1 compress chuck 15 and move right, and lean against seat frame left side;
S4, controller are controlled the 3rd cylinder 33 work, and the second transverse arm 32 rear ends rotate, and make the downward seat basin middle part that compresses seat frame of the second compression chuck 34, control the 5th cylinder 43 work, and the 3rd compression chuck 44 is pressed on downwards on seat frame rear cross-tube;
S5, controller are controlled the second cylinder 14 work of right clamping device 2, make first of right clamping device 2 compress chuck 15 to left movement, are against seat frame right side, and right clamping device 2 coordinates with left clamping device 1, and seat frame is clamped;
S6, after seat frame has been assembled, controller is controlled the 3rd cylinder 33 pressure releases, the second transverse arm 32 rear ends are upwards rotated and are resetted, second compresses chuck 34 unclamps a basin;
S7, controller are controlled the 5th cylinder 43 pressure releases, make the 3rd compression chuck 44 unclamp seat frame, upwards retract, and control four-cylinder 42 pressure releases, and the 5th cylinder 43 and the 3rd compresses chuck 44 and returns initial position;
S8, controller are controlled the second cylinder 14 pressure releases of left clamping device 1 and right clamping device 2, and make first of left clamping device 1 and right clamping device 2 compress chuck 15 and unclamp seat frame simultaneously, and return initial position,
S9, controller are controlled the first cylinder 13 pressure releases of left clamping device 1 and right clamping device 2, and the first cantilever 12 front ends are rotated, and upwards lift and return to initial position.
A magnetic valve of the corresponding installation of each cylinder, by PLC, controlled, seat frame is after the pallet on streamline transports and puts in place, left clamping device 1 drives respectively both the first cantilevers 12 to turn to the seat frame left and right sides with the first cylinder 13 of right clamping device 2, and concordant with seat frame, four-cylinder 42 drives the 5th cylinder 43 and the 3rd to compress chuck 44 and moves forward to seat frame back upper place, the second cylinder 14 of left clamping device 1 drives the first compression chuck 15 to move right and leans against seat frame left side, the 5th cylinder 43 and the 3rd cylinder 33 move simultaneously, making the second compression chuck 34 and the 3rd compress chuck 44 is pressed in respectively on the seat basin middle part of seat frame and the rear cross-tube of seat frame, the second cylinder 14 of right clamping device 2 drives the first compression chuck 15 to be moved to the left and is against seat frame right side, thereby seat frame is clamped in the horizontal direction to the location clamping that realizes seat frame, after completing assembling, each cylinder moves, each clamping/hold down gag is resetted, after putting in place, next seat frame repeats above-mentioned steps.

Claims (9)

1. a seat frame detent mechanism, it is characterized in that: comprise and being arranged on basal plane for the fixing left clamping device (1) of seat frame, right clamping device (2), front hold down gag (3) and rear hold down gag (4), the clamping part of described left clamping device (1) is towards the right side, the clamping part of right clamping device (2) is towards a left side, the clamping part of described front hold down gag (3) and rear hold down gag (4) all down, and the clamping part of this front hold down gag (3) and rear hold down gag (4) is all positioned between left clamping device (1) and the clamping part of right clamping device (2), when clamping is located, the clamping part of described left clamping device (1) and right clamping device (2) is against respectively the left and right sides of seat frame, the clamping part of described front hold down gag (3) compresses the seat basin being pre-installed in seat frame downwards, the clamping part of described rear hold down gag (4) compresses the rear portion of seat frame downwards.
2. seat frame detent mechanism according to claim 1, it is characterized in that: described left clamping device (1), right clamping device (2) and rear hold down gag (4) are arranged on same base (5), this base (5) is arranged on basal plane by cup type support (7), described rear hold down gag (4) is positioned between left clamping device (1) and right clamping device (2), this left clamping device (1) is consistent with right clamping device (2) structure and be symmetricly set in rear hold down gag (4) both sides, described front hold down gag (3) is arranged on the basal plane in base (5) the place ahead, and relative with described rear hold down gag (4).
3. seat frame detent mechanism according to claim 2, it is characterized in that: described front hold down gag (3) comprises the second support column (31), the second transverse arm (32) and the 3rd cylinder (33), described the second support column (31) is arranged on basal plane, described the second transverse arm (32) is anterior hinged with described the second support column (31) upper end, described the 3rd cylinder (33) is vertically arranged on the second support column (31) front portion, the piston rod of the 3rd cylinder (33) upward, and hinged with the second transverse arm (32) front end, this second transverse arm (32) can rotate in perpendicular, the second transverse arm (32) rear end is provided with the second compression chuck (34), this second compression chuck (34) is the clamping part of front hold down gag (3), this second compression chuck (34) down, on described the second support column (31) nock face, be provided with limited block (35), this limited block (35) can limit the second transverse arm (32) and further rotate.
4. seat frame detent mechanism according to claim 3, it is characterized in that: described rear hold down gag (4) comprises the 3rd support column (41) being vertically arranged on base (5), the 3rd support column (41) upper end is horizontally installed with four-cylinder (42), the piston rod of this four-cylinder (42) is towards front hold down gag (3), the piston rod front end of this four-cylinder (42) is vertically provided with the 5th cylinder (43), the piston rod of the 5th cylinder (43) down, and the piston-rod lower end of the 5th cylinder (43) is provided with the 3rd and compresses chuck (44), the 3rd compression chuck (44) is the clamping part of rear hold down gag (4), and the 3rd compresses chuck (44) down, when clamping is located, the 3rd compresses chuck (44) compresses described seat frame rear portion downwards.
5. seat frame detent mechanism according to claim 4, it is characterized in that: on the lower surface of described the 3rd compression chuck (44), offer the groove (45) that can match with the rear cross-tube of seat frame, when clamping is located, the 3rd compresses chuck (44) is pressed in downwards on the rear cross-tube of described seat frame, and this rear cross-tube is positioned at groove (45).
6. seat frame detent mechanism according to claim 4, it is characterized in that: described left clamping device (1) comprises the first support column (11), the first cantilever (12), the first cylinder (13) and the second cylinder (14), wherein the first support column (11) is vertically arranged on base (5), the first cantilever (12) is horizontally disposed with, its rear portion and the first support column (11) upper end are hinged, described the first cylinder (13) is vertically arranged on the base (5) at the first support column (11) rear, the piston rod of this first cylinder (13) upward, the rear end of this piston rod upper end and the first cantilever (12) is hinged, described the first cantilever (12) can rotate under the first cylinder (13) drives in perpendicular, described the second cylinder (14) level is arranged on the first cantilever (12) leading section, and vertical with the first cantilever (12), and the piston rod of this second cylinder (14) is towards right clamping device (2), on the piston rod of this second cylinder (14), be connected with the first compression chuck (15), this first compression chuck (15) is the clamping part of left clamping device (1), this first compression chuck (15) is towards right clamping device (2), on the base (5) in described the first support column (11) the place ahead, postive stop baffle (16) is installed, this postive stop baffle (16) be positioned at the first cantilever (12) under, this postive stop baffle (16) can limit the first cantilever (12) and rotate.
7. seat frame detent mechanism according to claim 6, it is characterized in that: described the first cantilever (12) comprises cross bar (121) and the montant (123) being connected, this montant (123) lower end and the first support column (11) upper end are hinged, montant (123) upper end is connected with cross bar (121) rear end, this cross bar (121) front end is connected with described the second cylinder (14), on described montant (123) trailing flank, be provided with connector (124), this connector (124) is hinged with the piston rod of the first cylinder (13), on the leading flank of montant (123), be provided with block (125), when described the first cantilever (12) rotates, this block (125) is against the rear side of postive stop baffle (16), limiting this first cantilever (12) continues to move downward.
8. seat frame detent mechanism according to claim 7, it is characterized in that: described first compresses chuck (15) comprises the pressing plate (151) being connected with the piston rod of the second cylinder (14), on the right flank of this pressing plate (151), be provided with two briquettings (152), the press strip (153) of arc is installed on the left surface of this pressing plate (151), this press strip (153) one end is connected with pressing plate (151), the other end is towards the right side, between described pressing plate (151) and briquetting (152) and between pressing plate (151) and press strip (153), be all provided with and regulate pad (6), when clamping is located, described briquetting (152) is pressed in the slide rail side of seat frame, described press strip (153) is pressed on seat frame side.
9. the control method of a seat frame detent mechanism according to claim 5, it is characterized in that: comprise controller, this controller is connected with the 5th cylinder (43) with described the first cylinder (13), the second cylinder (14), the 3rd cylinder (33), four-cylinder (42), and its control method comprises the following steps:
S1, seat frame to be assembled are sent into detent mechanism;
S2, controller are controlled the first cylinder (13) work of left clamping device (1) and right clamping device (2), make the first cantilever (12) turn to the first compression chuck (15) position corresponding with seat frame side, control four-cylinder (42) work, make the 5th cylinder (43) and the 3rd compress chuck (44) and be positioned at seat frame back upper place;
S3, controller are controlled the second cylinder (14) work of left clamping device (1), make first of left clamping device (1) compress chuck (15) and move right, and lean against seat frame left side;
S4, controller are controlled the 3rd cylinder (33) work, the second transverse arm (32) rear end rotates, make the second compression chuck (34) compress the seat basin middle part of seat frame downwards, control the 5th cylinder (43) work, the 3rd compression chuck (44) is pressed on downwards on seat frame rear cross-tube;
S5, controller are controlled the second cylinder (14) work of right clamping device (2), make first of right clamping device (2) compress chuck (15) to left movement, are against seat frame right side, and right clamping device (2) coordinates with left clamping device (1), and seat frame is clamped;
S6, after seat frame has been assembled, controller is controlled the 3rd cylinder (33) work, the second transverse arm (32) rear end is upwards rotated and is resetted, second compresses chuck (34) unclamps a basin;
S7, controller are controlled the 5th cylinder (43) work, make the 3rd compression chuck (44) unclamp seat frame, upwards retract, and control four-cylinder (42) work, and the 5th cylinder (43) and the 3rd compresses chuck (44) and returns initial position;
S8, controller are controlled the second cylinder (14) work of left clamping device (1) and right clamping device (2), and make first of left clamping device (1) and right clamping device (2) compress chuck (15) and unclamp seat frame simultaneously, and return initial position,
S9, controller are controlled the first cylinder (13) work of left clamping device (1) and right clamping device (2), and the first cantilever (12) front end is rotated, and upwards lift and return to initial position.
CN201310574181.4A 2013-11-14 2013-11-14 Seat cushion positioning mechanism and control method thereof Active CN103586808B (en)

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Cited By (2)

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CN105033885A (en) * 2015-06-09 2015-11-11 大连四达高技术发展有限公司 Frame positioning structure
CN105414521A (en) * 2015-12-28 2016-03-23 重庆建设摩托车股份有限公司 Clutch armature auxiliary tool for die-casting machine assembly line

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US4629109A (en) * 1984-04-23 1986-12-16 Tachikawa Spring Co. Ltd Jig for welding frames
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CN105033885A (en) * 2015-06-09 2015-11-11 大连四达高技术发展有限公司 Frame positioning structure
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CN105414521A (en) * 2015-12-28 2016-03-23 重庆建设摩托车股份有限公司 Clutch armature auxiliary tool for die-casting machine assembly line
CN105414521B (en) * 2015-12-28 2018-06-29 重庆建设车用空调器有限责任公司 A kind of die casting machine assembling line clutch armature auxiliary mould

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