CN117426639B - Sofa iron stand left and right piece detection device - Google Patents
Sofa iron stand left and right piece detection device Download PDFInfo
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- CN117426639B CN117426639B CN202311723327.7A CN202311723327A CN117426639B CN 117426639 B CN117426639 B CN 117426639B CN 202311723327 A CN202311723327 A CN 202311723327A CN 117426639 B CN117426639 B CN 117426639B
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 238000001514 detection method Methods 0.000 title claims abstract description 61
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 206010020649 Hyperkeratosis Diseases 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The invention relates to the technical field of sofa detection devices, in particular to a sofa iron frame left and right piece detection device, which comprises: a support block; the front end and the rear end of the side wall, which are far away from each other, of the two supporting blocks are fixedly connected with round blocks; the supporting block is provided with a connecting rod detection mechanism; the connecting rod detection mechanism can detect the condition of a connecting rod between left and right sheets of the sofa iron frame in the rotating process; according to the invention, the fixing blocks are respectively fixed on the connecting rods of the left piece and the right piece of the sofa iron frame, which are connected with the backrest and the foot pad, so that the movement condition of the connecting rods connected with the backrest and the foot pad is detected, meanwhile, the connecting blocks are fixed on the middle connecting rods, the movement condition of the connecting rods at the middle positions on the left piece and the right piece is detected, and the comparison is carried out, so that whether the movement conditions of the connecting rods on the left piece and the right piece are consistent is detected, and the situation that one side rotates flexibly and the other side rotates difficultly is prevented, so that the functional sofa tilts in the process of rotating the backrest or the foot pad is prevented.
Description
Technical Field
The invention relates to the technical field of sofa detection devices, in particular to a sofa iron frame left and right piece detection device.
Background
The functional sofa has various functions and characteristics, such as the angle of the adjustable seat, the backrest and the pedal, the adjustable seat, the backrest and the pedal can be adjusted according to personal preference and comfort of a user, and the functional sofa can be unfolded and folded into a bed or the like, so that the functional sofa can adapt to different use requirements and scenes, and more flexible and diversified experiences are provided;
the iron frame of the functional sofa consists of a left piece, a right piece and a cross rod for connecting the left piece and the right piece, wherein a plurality of groups of connecting rods are arranged on the left piece and the right piece, and one connecting rod is pushed by a push rod fixed on the cross rod, so that the connecting rod rotates to drive the connecting rod connected with the backrest and the foot pad of the sofa to rotate, thereby adjusting the positions and the angles of the backrest and the foot pad of the functional sofa, and enabling the sofa to be adjusted to be suitable for use;
after the left piece, the right piece and the connecting rod of the functional sofa are assembled and welded together, detection is needed to prevent uneven left and right of connecting rods connected with the backrest and the foot pad of the functional sofa on the left piece and the right piece and unstable conditions; in the prior art, when detecting the left piece and the right piece of function sofa bed, only detect left side piece and right piece and backrest and the connecting rod's of callus on the sole top alignment and high and low unanimity, can not detect middle connecting rod, although the sofa left side piece is the same with right side piece backrest and callus on the sole rotation completion back position, but can't detect the stability of connecting rod on sofa iron stand left side piece and right side piece in the removal in-process, when one side rotation is nimble, the opposite side rotates the difficulty, leads to the function sofa at the in-process of rotating backrest or callus on the sole, the condition of slope appears, influences user experience to cause the limitation.
Therefore, we propose a sofa iron stand left and right sheet detection device.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a sofa iron frame left and right sheet detection device, which overcomes the defects of the prior art and aims at solving the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a sofa iron frame left and right piece detection device, comprising:
a support block; a cross rod is arranged between the two supporting blocks, and the front end and the rear end of the side wall, which are mutually far away from each other, of the two supporting blocks are fixedly connected with round blocks; the circular block is fixedly connected with an angle sensor; the circular blocks at two ends of the supporting block are respectively connected with a first telescopic loop bar and a second telescopic loop bar in a rotating way; the first telescopic loop rod and the second telescopic loop rod are fixedly connected with the input shafts of the corresponding angle sensors; the first telescopic loop rod and the second telescopic loop rod are provided with fixed blocks at one ends far away from the supporting blocks; the fixed block and the supporting block are internally and fixedly connected with an electromagnet block;
the supporting block is provided with a connecting rod detection mechanism; the connecting rod detection mechanism can detect the condition of a connecting rod between the left sheet and the right sheet of the sofa iron frame in the rotation process, and then detect whether the rotation condition of the connecting rod at the middle part of the left sheet and the right sheet is consistent.
Preferably, the connecting rod detection mechanism comprises a mounting block, a supporting rod and a connecting block; the mounting block is mounted on the supporting block; the supporting rod is rotatably connected to the mounting block; the angle sensor is fixedly connected to the mounting block; the supporting rod is fixedly connected with the input end of the angle sensor; the support rod is provided with a telescopic groove; a first pressure sensor is fixedly connected in the telescopic groove, and a telescopic rod is slidably connected in the telescopic groove; a telescopic spring is fixedly connected between the first pressure sensor and the telescopic rod; the connecting block is in running fit with the telescopic rod; the electromagnet block is fixedly connected in the connecting block.
Preferably, the two supporting blocks are provided with mounting grooves; the mounting block is connected in the mounting groove in a sliding manner; the upper end of the supporting block is connected with a fixed screw rod in a threaded manner; the output end of the fixed screw is rotationally connected with a fixed plate; the fixing plate can extrude and fix the mounting block.
Through fixing the fixed block on the flexible loop bar of No. one and the flexible loop bar of No. two on two supporting blocks respectively on the left side piece and the right side piece of sofa iron stand and the connecting rod that back and callus on the sole are connected, detect the removal condition of the connecting rod of being connected with back and callus on the sole, simultaneously fix the connecting block on middle connecting rod again, detect the removal condition of the connecting rod of middle part on the left side piece and the right side piece, contrast, detect whether the removal condition of connecting rod on left side piece and the right side piece is unanimous to prevent that one side from rotating in a flexible way, the opposite side rotates the difficulty, leads to the function sofa at the in-process of rotating back or callus on the sole, the condition of slope appears.
Preferably, the mounting groove, the mounting block, the support rod, the telescopic rod and the connecting block are arranged on two sides of the support block; the telescopic rod is provided with a sliding groove; a sliding rod is connected in the sliding groove in a sliding way; the sliding rod is rotationally connected with the connecting block; the telescopic rod is connected with a fastening screw rod in a threaded manner; the fastening screw can press and fix the sliding rod.
Preferably, the support block is provided with a moving groove; a moving block is connected in the moving groove in a sliding way, and a moving motor is fixedly connected in the moving groove; the output end of the mobile motor is fixedly connected with a screw rod which is in threaded fit with the mobile block; the moving block is rotatably connected with a rotating block; the swinging electric push rod is fixedly connected in the rotating block; the output end of the shaking electric push rod is provided with a shaking block; the shaking block can push the supporting rod to drive the connecting rod to shake.
Preferably, the output end of the shaking electric push rod is fixedly connected with a shaking cylinder; a second pressure sensor is fixedly connected in the shaking cylinder, and a shaking rod is connected in a sliding manner in the shaking cylinder; the shaking block is rotationally connected to the shaking rod; and a shaking spring is fixedly connected between the second pressure sensor and the shaking rod.
Preferably, the support rod is fixedly connected with a concave block; the shaking block is connected with a metal block in a sliding manner, and a reset spring is fixedly connected between the shaking block and the metal block; an electromagnet block is fixedly connected in the concave block.
Preferably, the rotating block is fixedly connected with two detection cylinders; a third pressure sensor is fixedly connected in the detection cylinder, and a detection rod is slidably connected in the detection cylinder; and a detection spring is fixedly connected between the third pressure sensor and the detection rod.
The invention has the beneficial effects that:
1. according to the invention, the fixing blocks on the first telescopic loop rod and the second telescopic loop rod on the two supporting blocks are respectively fixed on the connecting rods of the left piece and the right piece of the sofa iron frame, which are connected with the backrest and the foot pad, so that the movement condition of the connecting rods connected with the backrest and the foot pad is detected, meanwhile, the connecting blocks are fixed on the middle connecting rods, the movement condition of the connecting rods at the middle positions on the left piece and the right piece is detected, comparison is carried out, and whether the movement conditions of the connecting rods on the left piece and the right piece are consistent is detected, so that the situation that one side rotates flexibly and the other side rotates difficultly is prevented, and the functional sofa tilts in the process of rotating the backrest or the foot pad.
2. According to the invention, the mounting blocks, the supporting rods and the connecting blocks for detecting the movement of the connecting rods on the supporting blocks are symmetrically arranged on two sides of the supporting blocks, so that the connecting blocks can be fixed on the connecting rods at intervals on one side of the sofa iron frame, and the connecting blocks on the other side are fixed on the rest connecting blocks at intervals, so that the distance between the connecting blocks on the same side is increased, the situation that the movement amplitude of the adjacent connecting rods is overlarge and the connecting blocks are knocked off is reduced, and the use experience of the sofa iron frame is improved.
3. According to the invention, the shaking block and the shaking cylinder are driven by the shaking electric push rod, so that the support rod and the telescopic rod drive the connecting rod on the sofa iron frame to detect whether the connecting rod on the sofa iron frame is loose, and meanwhile, the detection cylinder, the detection rod and the third pressure sensor are arranged on the rotating block to detect whether the support rod is in a vertical state, thereby preventing the shaking electric push rod from being incapable of applying thrust to the connecting rod of the sofa iron frame through the support rod and the telescopic rod when the support rod is vertical, and ensuring the use effect of the sofa iron frame.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view at B in FIG. 1;
FIG. 4 is a schematic view of the structure of the support block, mounting block, moving block, rotating lever, and support bar in the sectional view at C-C of FIG. 1;
FIG. 5 is a schematic diagram of the structure of the moving block, the rotating block, the shaking cylinder and the shaking block according to the present invention;
FIG. 6 is a cross-sectional view of a test cartridge, test lever, test spring and third pressure sensor of the present invention;
FIG. 7 is a cross-sectional view of the rotary block, support block and support bar of the present invention when the metal block is inserted into the concave clamping block after the rotary block and support bar are coincident;
fig. 8 is an enlarged view of D in fig. 7.
In the figure: 1. a support block; 11. a cross bar; 12. a circular block; 13. an angle sensor; 14. a first telescopic loop bar; 15. a second telescopic loop bar; 16. a fixed block; 17. an electromagnet block; 21. a mounting block; 22. a support rod; 23. a connecting block; 24. a telescopic slot; 25. a first pressure sensor; 26. a telescopic rod; 27. a telescopic spring; 3. a mounting groove; 31. a fixed screw; 32. a fixing plate; 4. a sliding groove; 41. a slide bar; 42. fastening a screw; 5. a moving groove; 51. a moving block; 52. a moving motor; 53. a rotating block; 54. shaking the electric push rod; 55. shaking the block; 56. shaking the cylinder; 57. a second pressure sensor; 58. a rocking lever; 59. shaking the spring; 6. a concave block; 61. a metal block; 62. a return spring; 63. a detection cylinder; 64. a third pressure sensor; 65. a detection rod; 66. and detecting the spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: referring to fig. 1 of the specification, a sofa iron frame left and right sheet detection device includes:
a support block 1; a cross rod 11 is connected between the two support blocks 1 in a sliding manner, and round blocks 12 are fixedly connected at the front end and the rear end of the side wall of the two support blocks 1, which are far away from each other; the circular block 12 is fixedly connected with an angle sensor 13; the circular blocks 12 at the two ends of the supporting block 1 are respectively and rotatably connected with a first telescopic loop bar 14 and a second telescopic loop bar 15; the first telescopic sleeve rod 14 and the second telescopic sleeve rod 15 are fixedly connected with the input shafts of the corresponding angle sensors 13; the end, far away from the supporting block 1, of the first telescopic sleeve rod 14 and the second telescopic sleeve rod 15 is provided with a fixed block 16; an electromagnet block 17 is fixedly connected in the fixed block 16 and the supporting block 1;
a connecting rod detection mechanism is arranged on the supporting block 1; the connecting rod detection mechanism can detect the condition of the connecting rod between the left sheet and the right sheet of the sofa iron frame in the rotation process, and then detect whether the rotation condition of the connecting rod at the middle part of the left sheet and the right sheet is consistent.
Referring to fig. 1, 2, 3 and 7 of the drawings, in the present invention, the link detection mechanism includes a mounting block 21, a support rod 22 and a connection block 23; the mounting block 21 is mounted on the support block 1; the supporting rod 22 is rotatably connected to the mounting block 21; the angle sensor 13 is also fixedly connected to the mounting block 21; the supporting rod 22 is fixedly connected with the input end of the angle sensor 13; the support rod 22 is provided with a telescopic groove 24; a first pressure sensor 25 is fixedly connected in the telescopic groove 24, and a telescopic rod 26 is slidably connected in the telescopic groove 24; a telescopic spring 27 is fixedly connected between the first pressure sensor 25 and the telescopic rod 26; the connecting block 23 is in running fit with the telescopic rod 26; the electromagnet block 17 is fixedly connected in the connecting block 23.
In the invention with reference to the drawings of the specification, two supporting blocks 1 are provided with mounting grooves 3; the mounting block 21 is slidably connected in the mounting groove 3; the upper end of the supporting block 1 is connected with a fixed screw 31 in a threaded manner; the output end of the fixed screw 31 is rotatably connected with a fixed plate 32; the fixing plate 32 can press the fixing mount block 21.
After welding and assembling the left sheet, the right sheet and the connecting rod of the iron frame of the functional sofa and installing the electric push rod, a worker places the supporting block 1 on the left sheet and the right sheet of the iron frame of the functional sofa, the end parts of the supporting block 1 are aligned with one sides of the left sheet and the right sheet of the iron frame of the functional sofa, then the worker introduces current into the electromagnet block 17 in the supporting block 1 through a controller, so that the two supporting blocks 1 are respectively adsorbed and fixed on the left sheet and the right sheet of the iron frame of the sofa, then the worker places the fixing block 16 on the first telescopic sleeve rod 14 on the connecting rod connected with the backrest on the left sheet and the right sheet of the iron frame of the sofa, places the fixing block 16 on the second telescopic sleeve rod 15 on the connecting rod connected with pedals on the left sheet and the right sheet of the iron frame of the sofa, and then introduces current into the electromagnet block 17 in the fixing block 16 on the first telescopic sleeve rod 14 and the second telescopic sleeve rod 15, and fixes the fixing block 16; then, the staff rotates the supporting rod 22 again, and the connecting block 23 on the supporting rod 22 is close to one end of the connecting rod on the sofa iron frame, and then electricity is supplied to the electromagnet block 17 in the connecting block 23, so that the connecting block 23 is fixed at one end of the connecting rod, and the connecting blocks 23 on the two supporting blocks 1 are symmetrically fixed on the connecting rod because the left piece and the right piece of the sofa iron frame are symmetrically arranged;
when the detection is started, a worker firstly carries out zero correction on the angle sensor 13, then controls the electric push rod on the iron frame of the sofa to push the connecting rods on the left piece and the right piece of the iron frame, so that the connecting rods connected with the backrest of the sofa and the connecting rods connected with the pedals of the sofa move, the fixed blocks 16 on the first telescopic loop rod 14 and the second telescopic loop rod 15 move along with the movement, the first telescopic loop rod 14 and the second telescopic loop rod 15 rotate, the rotation angle is transmitted to the angle sensor 13 on the circular block 12, and the movement condition of the connecting rods connected with the backrest of the sofa and the pedals of the sofa on the left piece and the right piece of the iron frame is detected;
in the invention, in the process of pushing a connecting rod by an electric push rod on an iron frame to move, each connecting block 23 on the left and right plates of the iron frame moves along with the connecting rod, in the process of moving the connecting block 23, a telescopic rod 26 drives a supporting rod 22 to rotate, and the telescopic rod 26 stretches out or contracts into a telescopic groove 24, so that the supporting rod 22 transmits the rotation to a corresponding angle sensor 13, the pressure information on a first pressure sensor 25 in the telescopic groove 24 changes, and a controller compares whether the rotation angle and the pressure change condition between the angle sensors 13 and the first pressure sensor 25 corresponding to the respective connecting rod on two supporting blocks 1 are the same, so that whether the movement condition of the connecting rod on the left and right plates is consistent or not when the electric push rod on the iron frame pushes the connecting rod to move is detected, and the integral stability of the left and right plates of the sofa iron frame can be detected;
in the invention, the number of the installation blocks 21 in the installation groove 3 can be increased by staff according to the number of the connecting rods on the left piece and the right piece of the sofa iron frame, and the staff only needs to screw the fixing screw 31 to adjust the number of the installation blocks 21 and then screw the fixing screw 31;
according to the invention, the fixed blocks 16 on the first telescopic loop rod 14 and the second telescopic loop rod 15 on the two support blocks 1 are respectively fixed on the connecting rods of the left piece and the right piece of the sofa iron frame, which are connected with the backrest and the foot pad, so that the movement condition of the connecting rods connected with the backrest and the foot pad is detected, meanwhile, the connecting blocks 23 are fixed on the middle connecting rods, the movement conditions of the connecting rods at the middle positions on the left piece and the right piece are detected, and the comparison is carried out, so that whether the movement conditions of the connecting rods on the left piece and the right piece are consistent is detected, one side of the sofa is prevented from rotating flexibly, and the other side of the sofa is prevented from rotating difficultly, so that the functional sofa is inclined in the process of rotating the backrest or the foot pad.
Referring to fig. 1, 4 and 8 of the drawings, in the present invention, mounting grooves 3, mounting blocks 21, support rods 22, telescopic rods 26 and connecting blocks 23 are provided on both sides of a support block 1; the telescopic rod 26 is provided with a sliding groove 4; a sliding rod 41 is connected in a sliding way in the sliding groove 4; the sliding rod 41 is rotationally connected with the connecting block 23; the telescopic rod 26 is connected with a fastening screw rod 42 in a threaded manner; the fastening screw 42 can press and fix the slide bar 41.
In the invention, the connecting rods on the left and right pieces of the sofa iron frame are connected in sequence, so that after the connecting block 23 is fixed on the connecting rod, when the rotation amplitude of the adjacent connecting rod is overlarge along with the rotation of the connecting rod, the connecting block 23 is extruded by other connecting rods and falls off from the connecting rod; the invention sets up the mounting block 21, support bar 22, telescopic link 26 and connecting block 23 on both sides of the supporting block 1, thus the connecting block 23 on one side of the supporting block 1 is fixed on connecting rod at intervals, the connecting block 23 on another side is fixed on the remaining connecting rod at intervals too, thus all connecting rods are fixed with the connecting block 23; in the invention, a worker can adjust the interval between the connecting block 23 and the connecting rod through the telescopic sliding rod 41, so that the interval between the connecting rod and the connecting block 23 is prevented from gradually increasing after the connecting rod is connected in sequence;
according to the invention, the mounting blocks 21, the support rods 22 and the connecting blocks 23 for detecting the movement of the connecting rods on the support block 1 are symmetrically arranged on two sides of the support block 1, so that the connecting blocks 23 can be fixed on the connecting rods at intervals on one side of the sofa iron frame, and the connecting blocks 23 on the other side are fixed on the rest connecting blocks 23 at intervals, so that the distance between the connecting blocks 23 on the same side is increased, the situation that the movement amplitude of the adjacent connecting rods is overlarge and the connecting blocks 23 are knocked off is reduced, and the use experience of the sofa iron frame is improved.
Embodiment two: on the basis of the first embodiment, referring to fig. 1 and 2 of the specification, in the present invention, a moving groove 5 is formed on a supporting block 1; a moving block 51 is connected in the moving groove 5 in a sliding way, and a moving motor 52 is fixedly connected in the moving groove 5; the output end of the moving motor 52 is fixedly connected with a screw rod which is in threaded fit with the moving block 51; a rotating block 53 is rotatably connected to the moving block 51; a shaking electric push rod 54 is fixedly connected in the rotating block 53; a shaking block 55 is arranged at the output end of the shaking electric push rod 54; the shaking block 55 can push the supporting rod 22 to drive the connecting rod to shake.
Referring to fig. 5 of the drawings, in the present invention, a shaking cylinder 56 is fixedly connected to the output end of a shaking electric push rod 54; a second pressure sensor 57 is fixedly connected in the shaking cylinder 56, and a shaking rod 58 is connected in a sliding manner in the shaking cylinder 56; the shaking block 55 is rotatably connected to a shaking rod 58; a rocking spring 59 is fixedly connected between the second pressure sensor 57 and the rocking rod 58.
In the invention, a concave block 6 is fixedly connected to a supporting rod 22; the shaking block 55 is connected with a metal block 61 in a sliding manner, and a reset spring 62 is fixedly connected between the shaking block 55 and the metal block 61; an electromagnet block 17 is fixedly connected in the concave block 6.
Referring to fig. 5 and 6 of the drawings, in the present invention, two detecting cylinders 63 are fixedly connected to the rotating block 53; a third pressure sensor 64 is fixedly connected in the detection cylinder 63, and a detection rod 65 is slidably connected in the detection cylinder 63; a detection spring 66 is fixedly connected between the third pressure sensor 64 and the detection rod 65.
In the invention, after the detection of the connecting rod on the sofa iron frame by the angle sensor 13 and the first pressure sensor 25 on the supporting block 1 is completed, the controller controls the moving motor 52 to drive the screw rod to rotate, and simultaneously, current is introduced into the electromagnet block 17 in the concave block 6, so that the moving block 51 drives the rotating block 53, the rocking electric push rod 54, the rocking cylinder 56 and the rocking block 55 to move, when the rocking block 55 moves to the position of the concave block 6 on the supporting rod 22, the metal block 61 on the rocking block 55 is attracted into the groove of the concave block 6, so that the rocking block 55 is connected with the supporting rod 22, and then the controller controls the rocking electric push rod 54 to push the rocking block 55, so that the rocking block 55 pushes the connecting block 23 and the corresponding connecting rod on the sofa iron frame through the metal block 61, the concave block 6 and the supporting rod 22, and staff observes whether the connecting rod on the sofa iron frame is rocked, so that whether the connecting rod on the sofa iron frame is loose is detected; in the invention, a shaking cylinder 56 and a shaking rod 58 are arranged between the shaking electric push rod 54 and the shaking block 55, so that a shaking spring 59 in the shaking cylinder 56 can absorb displacement of the shaking electric push rod 54 when pushing the connecting rod, so that the connecting rod is prevented from being damaged, and a second pressure sensor 57 detects the pushing force of the shaking electric push rod 54;
in the invention, two detection cylinders 63, detection springs 66 and detection rods 65 are arranged on a rotating block 53, and in the process that a moving motor 52 moves with the rotating block 53, the detection rods 65 on the rotating block 53 are in contact with a support rod 22, so that the detection rods 65 squeeze the detection springs 66, when the support rod 22 is in a vertical state, the two detection rods 65 squeeze the detection springs 66 to the same degree, so that the two third pressure sensors 64 are subjected to the same pressure, when the support rod 22 is in an inclined state, the two detection rods 65 squeeze the corresponding detection springs 66 to different degrees, and the pressure information received by the two third pressure sensors 64 is different, so that a controller of the invention detects whether the support rod 22 is in an inclined state according to the pressure information on the two third pressure sensors 64; when the supporting rod 22 is in a vertical state, after the metal block 61 enters the concave block 6, the moving block 51 moves along with the rotating block 53, so that the rotating block 53 is inclined, the rotating block 53 and the supporting rod 22 are positioned at an included angle, the rotating block 53 and the supporting rod 22 are not in a vertical state, when the shaking electric push rod 54 pushes the shaking block 55, the thrust of the shaking electric push rod 54 cannot generate a component force in the horizontal direction, and the condition that a connecting rod cannot be pushed is ensured, and the accuracy of detecting whether the connecting rod of the sofa iron frame is loosened or not is ensured;
according to the invention, the shaking block 55 and the shaking cylinder 56 are pushed by the shaking electric push rod 54, so that the supporting rod 22 and the telescopic rod 26 drive the connecting rod on the sofa iron frame to detect whether the connecting rod on the sofa iron frame is loose, and meanwhile, the detecting cylinder 63, the detecting rod 65 and the third pressure sensor 64 are arranged on the rotating block 53 to detect whether the supporting rod 22 is in a vertical state, thereby preventing the shaking electric push rod 54 from being incapable of exerting thrust on the connecting rod of the sofa iron frame through the supporting rod 22 and the telescopic rod 26 when the supporting rod 22 is vertical, and ensuring the use effect of the invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims; the scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A sofa iron frame left and right piece detection device, comprising:
a support block (1); a cross rod (11) is arranged between the two supporting blocks (1), and round blocks (12) are fixedly connected at the front end and the rear end of the side wall of the two supporting blocks (1) which are far away from each other; an angle sensor (13) is fixedly connected to the circular block (12); the round blocks (12) at two ends of the supporting block (1) are respectively and rotatably connected with a first telescopic loop bar (14) and a second telescopic loop bar (15); the first telescopic loop rod (14) and the second telescopic loop rod (15) are fixedly connected with the input shafts of the corresponding angle sensors (13); one end, far away from the supporting block (1), of the first telescopic sleeve rod (14) and the second telescopic sleeve rod (15) is provided with a fixed block (16); an electromagnet block (17) is fixedly connected in the fixed block (16) and the supporting block (1);
the method is characterized in that: a connecting rod detection mechanism is arranged on the supporting block (1); the connecting rod detection mechanism can detect the condition of a connecting rod between the left sheet and the right sheet of the sofa iron frame in the rotation process, and further detect whether the rotation condition of the connecting rod at the middle part of the left sheet and the right sheet is consistent;
the connecting rod detection mechanism comprises a mounting block (21), a supporting rod (22) and a connecting block (23); the mounting block (21) is mounted on the supporting block (1); the supporting rod (22) is rotatably connected to the mounting block (21); the angle sensor (13) is fixedly connected to the mounting block (21) as well; the supporting rod (22) is fixedly connected with the input end of the angle sensor (13); the support rod (22) is provided with a telescopic groove (24); a first pressure sensor (25) is fixedly connected in the telescopic groove (24), and a telescopic rod (26) is slidably connected in the telescopic groove (24); a telescopic spring (27) is fixedly connected between the first pressure sensor (25) and the telescopic rod (26); the connecting block (23) is in running fit with the telescopic rod (26); the electromagnet block (17) is fixedly connected in the connecting block (23);
the two supporting blocks (1) are provided with mounting grooves (3); the mounting block (21) is slidably connected in the mounting groove (3); the upper end of the supporting block (1) is connected with a fixed screw rod (31) in a threaded manner; the output end of the fixed screw (31) is rotatably connected with a fixed plate (32); the fixing plate (32) can press and fix the mounting block (21).
2. The sofa iron frame left and right sheet detection device according to claim 1, wherein: both sides of the supporting block (1) are provided with the mounting groove (3), the mounting block (21), the supporting rod (22), the telescopic rod (26) and the connecting block (23); a sliding groove (4) is formed in the telescopic rod (26); a sliding rod (41) is connected in a sliding way in the sliding groove (4); the sliding rod (41) is rotationally connected with the connecting block (23); a fastening screw rod (42) is connected to the telescopic rod (26) in a threaded manner; the fastening screw (42) can press and fix the sliding rod (41).
3. The sofa iron frame left and right sheet detection device according to claim 2, wherein: a moving groove (5) is formed in the supporting block (1); a moving block (51) is connected in the moving groove (5) in a sliding way, and a moving motor (52) is fixedly connected in the moving groove (5); the output end of the moving motor (52) is fixedly connected with a screw rod which is in threaded fit with the moving block (51); a rotating block (53) is rotatably connected to the moving block (51); a shaking electric push rod (54) is fixedly connected in the rotating block (53); the output end of the shaking electric push rod (54) is provided with a shaking block (55); the shaking block (55) can push the supporting rod (22) to drive the connecting rod to shake.
4. A sofa iron frame left and right sheet detection device according to claim 3, characterized in that: the output end of the shaking electric push rod (54) is fixedly connected with a shaking cylinder (56); a second pressure sensor (57) is fixedly connected in the shaking cylinder (56), and a shaking rod (58) is slidably connected in the shaking cylinder (56); the shaking block (55) is rotatably connected to the shaking rod (58); and a shaking spring (59) is fixedly connected between the second pressure sensor (57) and the shaking rod (58).
5. The sofa iron frame left and right sheet detection device according to claim 4, wherein: the support rod (22) is fixedly connected with a concave block (6); a metal block (61) is connected to the shaking block (55) in a sliding manner, and a reset spring (62) is fixedly connected between the shaking block (55) and the metal block (61); an electromagnet block (17) is fixedly connected in the concave block (6).
6. The sofa iron frame left and right sheet detection device according to claim 5, wherein: two detection cylinders (63) are fixedly connected to the rotating block (53); a third pressure sensor (64) is fixedly connected in the detection cylinder (63), and a detection rod (65) is slidably connected in the detection cylinder (63); and a detection spring (66) is fixedly connected between the third pressure sensor (64) and the detection rod (65).
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| CN202311723327.7A CN117426639B (en) | 2023-12-15 | 2023-12-15 | Sofa iron stand left and right piece detection device |
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| CN202311723327.7A CN117426639B (en) | 2023-12-15 | 2023-12-15 | Sofa iron stand left and right piece detection device |
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| CN117426639A CN117426639A (en) | 2024-01-23 |
| CN117426639B true CN117426639B (en) | 2024-03-08 |
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| CN117426639A (en) | 2024-01-23 |
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