CN113029623B - Inspection bench of seat pulling structure - Google Patents
Inspection bench of seat pulling structure Download PDFInfo
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- CN113029623B CN113029623B CN202110234022.4A CN202110234022A CN113029623B CN 113029623 B CN113029623 B CN 113029623B CN 202110234022 A CN202110234022 A CN 202110234022A CN 113029623 B CN113029623 B CN 113029623B
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- 238000007689 inspection Methods 0.000 title description 3
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005253 cladding Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/001—Testing of furniture, e.g. seats or mattresses
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Abstract
The application relates to the field of seats, in particular to a test bench of a seat pulling structure, which comprises a workbench, a plurality of groups of positioning pieces, a top plate, a pull rod, a first driving piece, a push plate and a second driving piece, wherein the positioning pieces are arranged on the workbench and used for limiting the position of a bracket, the top plate is arranged above the workbench, the pull rod is hinged to the top plate, the first driving piece is used for driving the pull rod to rotate, the push plate is connected to the bottom surface of the top plate in a sliding manner along the relative moving direction between a base and the bracket, the second driving piece is used for driving the push plate to move, the positioning pieces are linearly distributed along the direction perpendicular to the sliding direction of the push plate, a first clamping groove is formed in the side edge of the pull rod, and a second clamping groove is formed in the side edge of the top plate. The application has the effect of reducing the labor intensity of workers.
Description
Technical Field
The application relates to the field of seats, in particular to a test bench with a seat pulling structure.
Background
The seat is one of seats, is widely used in work and life of people, is widely accepted and loved by people, and is one of furniture which is indispensable in modern office and home environments; the conventional chair back is generally one, and most of the conventional chair backs are fixed, that is, the position of the chair back is fixed, and the position of the chair back cannot be changed along with the sitting posture change of a user.
To address the above-mentioned problems, chinese patent application number 201921760089.6 discloses a locking mechanism for an office chair back seat synchronization linkage, comprising: the base, the connecting rod and the seesaw; the locking assembly is provided with a locking state and an unlocking state, and comprises a locking plate which is relatively fixed with the connecting rod or the rocker; a locking rod is arranged on the base, and a plurality of locking holes are correspondingly formed in the locking plate; the driving assembly comprises a control switch, a control stay wire and a return spring; when the control switch is turned on, the control stay wire pulls the locking rod to enable the locking rod to move to one of the locking state or the unlocking state; when the control switch is turned off, the lock lever moves in the opposite direction to the other of the unlocked or locked state.
In the production process of the locking mechanism, the structure needs to be checked, a worker needs to operate the control stay wire to enable the base to be in an unlocking state relative to the bracket for fixing the seat, the relative position between the base and the bracket is changed by pushing the base, then the control stay wire is operated to enable the base and the bracket to be locked, and after the locking is completed, the control stay wire is operated to enable the base to be unlocked, and whether normal rebound can be detected.
For the related technology, the inventor considers that the process is complicated and the labor intensity is high because the staff needs to detect the structure one by one manually.
Disclosure of Invention
In order to reduce the labor intensity of workers, the application provides a test bench of a seat pulling structure.
The application provides a test bench of a seat pulling structure, which adopts the following technical scheme:
The utility model provides a seat pulling structure's checkout stand, includes the workstation, locates a plurality of groups setting element that are used for prescribing a limit to the bracket position on the workstation, locates the roof of workstation top, articulates in the pole of acting as go-between of roof, is used for driving the pivoted first driving piece of pole of acting as go-between, along the push pedal of relative movement direction sliding connection in roof bottom surface between base and the bracket, is used for driving the second driving piece that the push pedal removed, a plurality of groups the setting element is the linearity along perpendicular to push pedal slip direction and arranges, first draw-in groove has been seted up to the pole side of acting as go-between, the second draw-in groove has been seted up to the roof side.
Through adopting above-mentioned technical scheme, under the cooperation of locating component, the pole of acting as go-between, first driving piece, push pedal and second driving piece, when needs carry out the detection to seat pulling structure, the staff is with seat pulling structure one by one through locating piece location place in the workstation, and with the heart yearn joint of the control acting as go-between of seat pulling structure in first draw-in groove, its coating joint is in the second draw-in groove, after the installation is accomplished, drive the pole upset of acting as go-between through first driving piece, even the heart yearn orientation that first draw-in groove drove the control acting as go-between is kept away from the second draw-in groove is moved, thereby make the control act as go-between drive locking lever and remove to the unblock state, the base can remove for the bracket at this moment, rethread second driving piece drives the push pedal and removes, and make the push pedal promote a plurality of bases simultaneously for the bracket removal, after the base removes certain position, the staff passes through operating first driving piece, make the pole of acting as go-between drive heart yearn towards the orientation that is close to the second draw-in groove, the locking state, the staff again controls first driving piece, make the locking lever switch to unlock state again, make the push pedal reset state, make the push pedal reset through the second driving piece, whether the push pedal can rebound on the base can be detected through the repeated position, can detect the work position, can normally, the work can be done by the quality, and the quality is reduced.
Preferably, one end of the pull rod far away from the first clamping groove is fixedly connected with a driving rod perpendicular to the top plate, a hinge point between the pull rod and the top plate is located at the joint of the pull rod and the driving rod, and the first driving piece comprises a driving cylinder with two ends respectively hinged to the driving rod and the top plate.
Through adopting above-mentioned technical scheme, under the cooperation of actuating lever, stay bar and actuating cylinder, form three connecting rod structures between actuating lever, actuating cylinder and the roof, when the actuating lever stretches out and draws back to drive the actuating lever and rotate, thereby make the stay bar follow the actuating lever and be close to or keep away from the direction rotation of roof.
Preferably, a supporting plate is fixedly connected between the workbench and the top plate, the second driving piece comprises a driven rack fixedly connected with the push plate and extending along the moving direction of the push plate, a transmission shaft rotatably supported on the supporting plate, a first transmission gear fixedly connected with one end of the transmission shaft and meshed with the driven rack, a second transmission gear fixedly connected with the other end of the transmission shaft and positioned on one side, far away from the first transmission gear, of the supporting plate, a sector gear rotatably supported on the supporting plate, and a driving handle fixedly connected with the sector gear.
Through adopting above-mentioned technical scheme, under driven rack, transmission shaft, first drive gear, second drive gear and the cooperation of sector gear, when the staff need drive the push pedal and remove, rotate the sector gear through driving handle, under the drive of first drive gear and second drive gear, make fixed connection carry out linear movement in the driven rack of push pedal, make things convenient for the staff to operate, and comparatively laborsaving.
Preferably, the surface of the support plate, which is close to the sector gear, is elastically connected with a limiting block, the surface of the sector gear, which is close to the support plate, is provided with a plurality of limiting grooves matched with the limiting block along the rotating path of the surface of the sector gear, and the end part of the limiting block, which is close to the sector gear, is hemispherical.
Through adopting above-mentioned technical scheme, under the cooperation of stopper and spacing groove, when the staff rotates the sector gear, make the stopper correspond to behind the spacing groove, the stopper spring is gone into to the spacing inslot under the elastic action, thereby it is spacing to the sector gear, when the staff is to the sector gear continuously rotate, because the stopper tip is hemispherical, under the drive of arc surface, make the stopper reset, remove the spacing state to the sector gear, under the cooperation of a plurality of spacing groove, make the sector gear rotate certain angle and all receive certain spacing power, the push pedal is spacing after shifting a certain distance promptly, make things convenient for the staff to make the locking lever correspond to different locating holes.
Preferably, the through hole is formed in the support plate, the limiting block is slidably connected in the through hole along the axial direction of the fan gear wheel, and a spring is fixedly connected between the limiting block and the support plate.
Through adopting above-mentioned technical scheme, make stopper sliding connection in the through-hole to through spring coupling in the backup pad, reduce the stopper and break away from the condition of backup pad.
Preferably, the driving handle is coated with a flexible sleeve.
Through adopting above-mentioned technical scheme, set up flexible cover on driving handle, the travelling comfort when promoting the staff and gripping driving handle to make the staff use for a long time after, reduce the condition of hand damage.
Preferably, the positioning piece comprises a plurality of positioning blocks which are fixedly connected to the top surface of the workbench and matched with the bracket.
Through adopting above-mentioned technical scheme, through setting up a plurality of locating piece, cooperate with the bracket, when installing the seat pulling structure, dock the bracket and peg graft on a plurality of locating pieces to inject between bracket and the workstation, make things convenient for the staff to operate.
Preferably, a chamfer is arranged at the top of the positioning block.
By adopting the technical scheme, the chamfer is arranged at the top of the positioning block, so that the positioning block is easier to align when correspondingly inserted into the seat pulling structure.
In summary, the present application includes at least one of the following beneficial technical effects:
1. Under the cooperation of the positioning assembly, the stay wire rod, the first driving piece, the push plate and the second driving piece, workers can detect the seat pulling structure in batches, and the working intensity is reduced;
2. under the cooperation of the driven rack, the transmission shaft, the first transmission gear, the second transmission gear and the sector gear, when a worker needs to drive the push plate to move, the sector gear is rotated through the driving handle, and the driven rack fixedly connected with the push plate is driven by the first transmission gear and the second transmission gear to linearly move, so that the push plate is convenient for the worker to operate and saves labor;
3. under the cooperation of stopper and spacing groove, the push pedal is spacing after shifting a certain distance, makes things convenient for the staff to make the locking lever correspond to different locating holes.
Drawings
Fig. 1 is a schematic overall structure of the present embodiment.
Fig. 2 is a schematic diagram of the installation structure of the control wire in the present embodiment.
Fig. 3 is a partial cross-sectional view of the second driving member in the present embodiment.
Fig. 4 is a schematic structural view of the sector gear in the present embodiment.
Reference numerals illustrate: 1. a work table; 2. a top plate; 3. a positioning piece; 4. a pull rod; 5. a driving rod; 6. a first driving member; 7. a push plate; 8. a second driving member; 9. a support plate; 10. a linear slide rail; 11. a fixed rod; 12. a positioning block; 13. a first clamping groove; 14. a second clamping groove; 15. controlling a stay wire; 16. a core wire; 17. a coating layer; 18. a limiting block; 19. a driven rack; 20. a transmission shaft; 21. a first transmission gear; 22. a second transmission gear; 23. sector gears; 24. a drive handle; 25. a flexible sleeve; 26. a through hole; 27. a spring; 28. and a limit groove.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a test bench of a seat pulling structure. Referring to fig. 1, a test bench of a seat pulling structure comprises a workbench 1, a top plate 2, a positioning member 3, a pull wire rod 4, a driving rod 5, a first driving member 6, a push plate 7 and a second driving member 8, wherein the workbench 1 is horizontally arranged, two sides of the top surface of the workbench 1 are respectively and fixedly connected with a supporting plate 9, the two side supporting plates 9 are perpendicular to the workbench 1, the top plate 2 is fixedly connected to the tops of the two side supporting plates 9, and the two side supporting plates are parallel to the top surface of the workbench 1.
Referring to fig. 1, the push plate 7 is slidably connected to the bottom surface of the top plate 2 through linear slide rails 10, and the push plate 7 is parallel to the top plate 2, and several groups of linear slide rails 10 are arranged in parallel at intervals, so that the connection between the push plate 7 and the top plate 2 is more stable. The stay bar 4 is provided with a plurality of, and a plurality of stay bars 4 are parallel to each other, and its one end is fixedly connected with dead lever 11 altogether, and dead lever 11 both ends are articulated in roof 2 top surface respectively, and dead lever 5 fixed connection is in dead lever 11, and simultaneously perpendicular to dead lever 11 and stay bar 4, and first driving piece 6 includes the both ends and articulates in the actuating cylinder of actuating lever 5 and roof 2 respectively, and the actuating cylinder preferably sets up to the cylinder.
Referring to fig. 1, the positioning pieces 3 are arranged in a plurality of groups according to actual use conditions, the positioning pieces 3 in a plurality of groups are linearly distributed along the sliding direction perpendicular to the push plate 7, the positioning pieces 3 comprise a plurality of positioning blocks 12 fixedly connected to the top surface of the workbench 1 and matched with the bracket, and chamfers are arranged at the tops of the positioning blocks 12.
Referring to fig. 2, for being convenient for install and control to the control stay wire 15 of seat pulling structure, the first draw-in groove 13 has all been seted up to the tip that dead lever 11 was kept away from to stay wire pole 4, a plurality of second draw-in grooves 14 that are close to the side of stay wire pole 4 tip are offered to roof 2, first draw-in groove 13 and second draw-in groove 14 cross-section are all greater than semicircular major arc form, because control stay wire 15 includes heart yearn 16 and its outside cladding layer 17, the diameter of first draw-in groove 13 is the diameter of cooperation heart yearn 16 promptly, the diameter of second draw-in groove 14 is the diameter of cooperation cladding layer 17 promptly, during the installation, the staff passes through the opening joint of first joint groove and second joint groove side with heart yearn 16 in inside, and make the stopper 18 of heart yearn 16 tip be located the one side that the stay wire pole 4 kept away from second draw-in groove 14, the tip of cladding layer 17 is located the roof 2 and is kept away from one side of first joint groove, when stay wire pole 4 rotates, can drive heart yearn 16 at cladding layer 17 internal movement.
Referring to fig. 1 and 3, the second driving member 8 includes a driven rack 19 fixedly connected to the push plate 7 and extending along the moving direction of the push plate 7, a driving shaft 20 rotatably supported on the support plate 9 and having both ends respectively located at both sides of the support plate 9, a first driving gear 21 fixedly connected to one end of the driving shaft 20 near the push plate 7 and engaged with the driven rack 19, a second driving gear 22 fixedly connected to the other end of the driving shaft 20, a sector gear 23 rotatably supported on the support plate 9, and a driving handle 24 fixedly connected to the sector gear 23, wherein the driving handle 24 is covered with a flexible sleeve 25.
Referring to fig. 3 and 4, in order to facilitate the control of the distance that the push plate 7 pushes the base to move by the staff, a through hole 26 is formed in the support plate 9 of the support plate 9, which is close to the sector gear 23, a limiting block 18 is elastically connected with the support plate 9, the limiting block 18 is axially and slidably connected in the through hole 26 along the sector gear 23, a spring 27 is fixedly connected between the limiting block 18 and the support plate 9, the spring 27 is sleeved on the limiting block 18, a plurality of limiting grooves 28 matched with the limiting block 18 are formed in the surface of the sector gear 23, which is close to the support plate 9, along the rotating path of the surface, and the end of the limiting block 18, which is close to the sector gear 23, is hemispherical.
Referring to fig. 3 and 4, when the worker rotates the sector gear 23, the limiting block 18 is made to correspond to the limiting groove 28, and then the limiting block 18 is sprung into the limiting groove 28 under the elastic action, so as to limit the sector gear 23, when the worker continuously rotates the sector gear 23, the end of the limiting block 18 is hemispherical, the limiting block 18 is reset under the driving of the arc surface, the limiting state of the sector gear 23 is relieved, under the cooperation of the limiting grooves 28, the sector gear 23 is enabled to be subjected to a certain limiting force every time when rotating a certain angle, namely, the push plate 7 is limited after being displaced by a certain distance, so that the worker is convenient for the locking rod to correspond to different positioning holes.
The implementation principle of the inspection bench of the seat pulling structure provided by the embodiment of the application is as follows:
When detecting the seat pulling structure, the staff is with seat pulling structure one by one through setting element 3 location place in workstation 1, the staff passes through the opening joint in first joint groove and second joint groove side with heart yearn 16 in inside, and make the stopper 18 of heart yearn 16 tip be located the one side that guy wire pole 4 kept away from second draw-in groove 14, the tip of cladding 17 is located the one side that roof 2 kept away from first joint groove, after the installation, through the upset of first driving piece 6 drive guy wire pole 4, even the heart yearn 16 of first draw-in groove 13 drive control guy wire 15 moves towards the direction of keeping away from second draw-in groove 14, thereby make the control guy wire 15 drive locking lever remove to the unblock state, the base can remove for the bracket at this moment, rethread second driving piece 8 drive push pedal 7 removes, and make push pedal 7 promote a plurality of bases remove for the bracket simultaneously, after the base removes certain position, make guy wire pole 4 drive heart yearn 16 towards the direction that is close to second draw-in groove 14, the locking lever resumes to the locking state, finally the staff again controls first driving piece 6, make locking piece 6 drive the orientation move towards second draw-in groove 14, can not rebound on the base through the repeated detection of the position of people, can detect the base through the repeated action of the second push pedal 8, can not normally detect the base with the quality, can detect the base quality.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. The utility model provides a test bench of seat pulling structure which characterized in that: the automatic clamping device comprises a workbench (1), a plurality of groups of positioning pieces (3) arranged on the workbench (1) and used for limiting the position of a bracket, a top plate (2) arranged above the workbench (1), a stay rod (4) hinged to the top plate (2), a first driving piece (6) used for driving the stay rod (4) to rotate, a push plate (7) slidably connected to the bottom surface of the top plate (2) along the relative moving direction between a base and the bracket, and a second driving piece (8) used for driving the push plate (7) to move, wherein the plurality of groups of positioning pieces (3) are linearly arranged along the sliding direction perpendicular to the push plate (7), a first clamping groove (13) is formed in the side edge of the stay rod (4), and a second clamping groove (14) is formed in the side edge of the top plate (2);
The workbench (1) is fixedly connected with a supporting plate (9) between the top plate (2), the second driving piece (8) comprises a driven rack (19) fixedly connected with the push plate (7) and extending along the moving direction of the push plate (7), a transmission shaft (20) rotatably supported on the supporting plate (9), a first transmission gear (21) fixedly connected with one end of the transmission shaft (20) and meshed with the driven rack (19), a second transmission gear (22) fixedly connected with the other end of the transmission shaft (20) and positioned on one side, far away from the first transmission gear (21), of the supporting plate (9), a sector gear (23) rotatably supported on the supporting plate (9) and a driving handle (24) fixedly connected with the sector gear (23);
The surface of the supporting plate (9) close to the sector gear (23) is elastically connected with a limiting block (18), a plurality of limiting grooves (28) matched with the limiting block (18) are formed in the surface of the sector gear (23) close to the supporting plate (9) along the rotating path of the surface, and the end part of the limiting block (18) close to the sector gear (23) is hemispherical.
2. A bench for a seat pull structure according to claim 1, wherein: one end fixedly connected with perpendicular to that guy rod (4) kept away from first draw-in groove (13) actuating lever (5) of roof (2), hinge point between guy rod (4) and roof (2) is located guy rod (4) with the department of meeting of actuating lever (5), first driving piece (6) including both ends respectively articulated in actuating lever (5) with the actuating cylinder of roof (2).
3. A bench for a seat pull structure according to claim 1, wherein: the support plate (9) is provided with a through hole (26) which penetrates through, the limiting block (18) is axially and slidably connected in the through hole (26) along the sector gear (23), and a spring (27) is fixedly connected between the limiting block (18) and the support plate (9).
4. A bench for a seat pull structure according to claim 1, wherein: the driving handle (24) is coated with a flexible sleeve (25).
5. A bench for a seat pull structure according to claim 1, wherein: the positioning piece (3) comprises a plurality of positioning blocks (12) which are fixedly connected to the top surface of the workbench (1) and matched with the bracket.
6. The bench of a seat pull structure of claim 5 wherein: and a chamfer is arranged at the top of the positioning block (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110234022.4A CN113029623B (en) | 2021-03-03 | 2021-03-03 | Inspection bench of seat pulling structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110234022.4A CN113029623B (en) | 2021-03-03 | 2021-03-03 | Inspection bench of seat pulling structure |
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| CN113029623A CN113029623A (en) | 2021-06-25 |
| CN113029623B true CN113029623B (en) | 2024-06-07 |
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