CN112444183B - Furniture flatness detection device - Google Patents
Furniture flatness detection device Download PDFInfo
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- CN112444183B CN112444183B CN202011306215.8A CN202011306215A CN112444183B CN 112444183 B CN112444183 B CN 112444183B CN 202011306215 A CN202011306215 A CN 202011306215A CN 112444183 B CN112444183 B CN 112444183B
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- furniture
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
Abstract
The application discloses a furniture flatness detection device, wherein a detection structure comprises two lead screw driving mechanisms which are arranged in parallel, the lead screw driving mechanisms are movably connected with a same cross beam, and the cross beam is movably provided with a probe rod with the freedom degree of up-and-down motion; the crossbeam is provided with a first piston cylinder close to the probe rod, the first piston cylinder is connected with a first piston rod, the upper end of the first piston rod is provided with a connecting block, and the connecting block is connected with the upper end of the probe rod; a second piston cylinder is arranged on the other side, away from the first piston cylinder, of the probe rod, the second piston cylinder is connected with a second piston rod, and the upper end of the second piston rod is connected with a tracing pen; the bottom parts of the first piston cylinder and the second piston cylinder are communicated with connecting pipes, and the inner diameter of the first piston cylinder is larger than that of the second piston cylinder; a backing plate is arranged above the feeler lever and can be provided with tracing paper matched with a tracing pen. The beneficial effects of this scheme can learn according to the statement to above-mentioned scheme, simple structure, reasonable in design, operation maintenance is simple and convenient, and the reading is enlargied by a large factor.
Description
Technical Field
The invention relates to the field of furniture production, in particular to a furniture flatness detection device.
Background
Furniture is a necessary household appliance in a home, along with the improvement of living standard of people, the demand of the furniture is increased, the quality of the furniture is concerned more and more by people, the flatness of the surface of the furniture is an important factor for identifying the quality of the furniture, and people need to detect the flatness of the furniture to ensure that the produced furniture meets the use requirements of people. The furniture detection requires the equipment to be leather, solid and durable due to industrial characteristics, is simple and convenient to operate and use, and is suitable for operation and maintenance of workers. The existing mechanical detection equipment has the reading problem because the surface of the furniture is not flat any more and the height drop is very small.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the furniture flatness detection device which has the advantages of simple structure, reasonable design, simple and convenient operation and maintenance and large-scale magnification of the reading.
In order to achieve the aim, the invention provides a furniture flatness detection device which is characterized by comprising a base, wherein the base is provided with a detection structure, and a lifting structure is arranged below the detection structure;
the detection structure comprises two lead screw driving mechanisms which are arranged in parallel, the lead screw driving mechanisms are movably connected with the same cross beam, and the cross beam is movably provided with a probe rod with the freedom degree of up-and-down motion;
the crossbeam is provided with a first piston cylinder close to the probe rod, a first piston ring is arranged in the first piston cylinder, the upper side of the first piston ring is connected with a first piston rod, the upper end of the first piston rod is provided with a connecting block, and the connecting block is connected with the upper end of the probe rod;
a second piston cylinder is arranged on the other side, away from the first piston cylinder, of the probe rod, a second piston ring is arranged in the second piston cylinder, a second piston rod is connected to the upper side of the second piston ring, and a tracing pen is connected to the upper end of the second piston rod;
connecting pipes are communicated with the bottoms of the first piston cylinder and the second piston cylinder and are strip-shaped arcs to bypass the probe rod, and the inner diameter of the first piston cylinder is larger than that of the second piston cylinder;
a backing plate is arranged above the feeler lever, and the backing plate can be provided with tracing paper matched with the tracing pen.
The detection structure comprises four pillars arranged at four corners of the base, cross rods are sequentially connected between the upper ends of the pillars to form a square frame structure, and the backing plate is arranged between the front cross rod and the rear cross rod.
And the screw rod driving mechanism is arranged between the pillars on the left side and between the pillars on the right side.
The screw rod driving mechanism comprises a screw rod, the screw rod is movably connected with a screw rod sleeve seat, a hinge shaft is arranged on the upper side of the screw rod sleeve seat, and the hinge shaft is hinged with the cross beam;
one end of the cross beam is provided with a round hole matched with the hinge shaft, and the other end of the cross beam is provided with a strip hole matched with the hinge shaft.
A pen cap is arranged at the upper end of the second piston rod, and the line drawing pen is arranged in the pen cap;
the cross beam is close to one side, away from the probe rod, of the second piston cylinder, a support is arranged, a guide rod is movably connected to the top of the support, and the lower end of the guide rod is connected with the pen cap.
The guide rod is a square rod.
The lower end of the probe rod is provided with a roller.
The connecting block is provided with a threaded hole, the upper portion of the first piston rod is provided with threads matched with the threaded hole, and a locking nut is arranged above the threaded hole.
A sealing cap is arranged at the upper end of the second piston cylinder, and a second air filter valve is arranged on the side surface of the sealing cap;
and a first air filter valve is arranged at the upper end of the first piston cylinder.
The lifting structure comprises a threaded pipe arranged on the base, the threaded pipe is sleeved with a threaded rod, a supporting block is arranged at the top end of the threaded rod, and the threaded rod is provided with a rotating handle;
and a supporting plate is arranged above the supporting block.
In the work, the furniture with the detection function is placed on the supporting plate, if the height difference is large, other cushion objects can be padded, the height difference is small, and the height of the supporting block is adjusted by the rotary handle. And the levelness of the supporting plate is also finely adjusted by the rotating handle.
After the height of the furniture is set, the screw rod driving mechanism drives the cross beam to move forwards, the fluctuation of the lower end of the probe rod is transmitted to the first piston rod, liquid is arranged in the first piston cylinder and the second piston cylinder, and the first piston rod moves up and down and drives the second piston rod to move up and down through the liquid. Because the internal diameter of the first piston cylinder is larger than that of the second piston cylinder, the upper and lower moving ranges of the tracing pen driven by the second piston rod are obvious.
During movement of the stylus, the stylus leaves an instantaneous, magnified relief line on the tracing paper.
The beneficial effects of this scheme can learn according to the statement to above-mentioned scheme, simple structure, reasonable in design, operation maintenance is simple and convenient, and the reading is enlargied by a large factor. Two pistons with different inner diameters connected in series are used, the piston with the large inner diameter follows the fluctuation of the probe rod, and the piston with the small inner diameter reflects the reading, so that the furniture is slightly uneven and is reflected by the large fluctuation. And for workers, the mechanical detection equipment is intuitive, easy to use and understand, easy to operate and easy to maintain. The tracing paper is arranged above the feeler lever, and the piston rod with the small inner diameter is connected with the tracing pen, so that the real-time recording is realized, the deviation caused by manual memory is avoided, and the fluctuation state of the furniture surface at the corresponding position can be directly known from the tracing paper after the measurement is finished. And because the motion range of the large inner diameter piston is very small, possible interference among the probe rod, the connecting block and the first piston is negligible. The hinge connecting hole of the cross beam is provided with a strip hole, so that the requirement on the synchronism of the two lead screw driving mechanisms is reduced, the equipment cost can be reduced, and the reliability of the equipment is improved. The guide rod is arranged to prevent the tracing pen from driving the top of the second piston rod to deviate; the guide bar is a square bar which prevents rotation of the stylus about the axis of the second piston rod. The connecting block is in threaded connection with the first piston rod, and a locking nut is arranged, so that the first piston rod can be adjusted to move up and down along the connecting block, and liquid is extruded out of the second piston cylinder before the first piston rod descends to the limit position.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the probe drive and the operating position of the stylus of the present invention;
in the figure, 1, a base; 2. detecting the structure; 3. a lifting structure; 4. a lead screw drive mechanism; 5. a cross beam; 6. a probe rod; 7. a first piston cylinder; 8. a first piston ring; 9. a first piston rod; 10. connecting blocks; 11. a second piston cylinder; 12. a second piston ring; 13. a second piston rod; 14. a tracing pen; 15. a connecting pipe; 16. a base plate; 17. a pillar; 18. a cross bar; 19. a screw rod; 20. a screw rod sleeve seat; 21. a hinge shaft; 22. a strip hole; 23. a pen cap; 24. a support; 25. a guide bar; 26. a roller; 27. locking the nut; 28. a sealing cap; 29. a second air filter valve; 30. a first air filter valve; 31. a threaded pipe; 32. a threaded rod; 33. a support block; 34. rotating the handle; 35. and (7) a supporting plate.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1 and 2, the present embodiment is a furniture flatness detecting device, which is characterized by comprising a base 1, wherein the base is provided with a detecting structure 2, and a lifting structure 3 is arranged below the detecting structure 2;
the detection structure 2 comprises two lead screw driving mechanisms 4 which are arranged in parallel, the lead screw driving mechanisms 4 are movably connected with a same cross beam 5, and the cross beam 5 is movably provided with a probe rod 6 with the freedom degree of up-and-down motion;
a first piston cylinder 7 is arranged on the cross beam 5 close to the probe rod 6, a first piston ring 8 is arranged in the first piston cylinder 7, a first piston rod 9 is connected to the upper side of the first piston ring 8, a connecting block 10 is arranged at the upper end of the first piston rod 9, and the connecting block 10 is connected with the upper end of the probe rod 6;
a second piston cylinder 11 is arranged on the other side, away from the first piston cylinder 7, of the probe rod 6, a second piston ring 12 is arranged in the second piston cylinder 11, a second piston rod 13 is connected to the upper side of the second piston ring 12, and a tracing pen 14 is connected to the upper end of the second piston rod 13;
the bottom parts of the first piston cylinder 7 and the second piston cylinder 11 are communicated with a connecting pipe 15, the connecting pipe 15 is in a strip-shaped arc shape and bypasses the probe rod 6, and the inner diameter of the first piston cylinder 7 is larger than that of the second piston cylinder 11;
a backing plate 16 is arranged above the probe rod 6, and the backing plate 16 can be provided with tracing paper matched with the tracing pen 14.
The detection structure 2 comprises four pillars 17 arranged at four corners of the base 1, cross rods 18 are sequentially connected between the upper ends of the pillars 17 to form a square frame structure, and the backing plate 16 is arranged between the front cross rod 18 and the rear cross rod 18.
The screw drive mechanism 4 is provided between the left side columns 17 and between the right side columns 17.
The screw rod driving mechanism 4 comprises a screw rod 19, the screw rod 19 is movably connected with a screw rod sleeve seat 20, a hinge shaft 21 is arranged on the upper side of the screw rod sleeve seat 20, and the hinge shaft 21 is hinged with the cross beam 5;
one end of the beam 5 is provided with a round hole matched with the hinge shaft 21, and the other end is provided with a long hole 22 matched with the hinge shaft 21.
The upper end of the second piston rod 13 is provided with a pen cap 23, and the tracing pen 14 is arranged in the pen cap 23;
the side, close to the second piston cylinder 11, of the cross beam 5, which deviates from the probe rod 6, is provided with a bracket 24, the top of the bracket 24 is movably connected with a guide rod 25, and the lower end of the guide rod 25 is connected with a pen cap 23.
The guide rod 25 is a square rod.
The lower end of the probe rod 6 is provided with a roller 26.
The connecting block 10 is provided with a threaded hole, the upper part of the first piston rod 9 is provided with a thread matched with the threaded hole, and a locking nut 27 is arranged above the threaded hole.
A sealing cap 28 is arranged at the upper end of the second piston cylinder 11, and a second air filter valve 29 is arranged on the side surface of the sealing cap 28;
the upper end of the first piston cylinder 7 is provided with a first air filter valve 30.
The lifting structure 3 comprises a threaded pipe 31 arranged on the base 1, the threaded pipe 31 is sleeved with a threaded rod 32, the top end of the threaded rod 32 is provided with a supporting block 33, and the threaded rod 32 is provided with a rotating handle 24;
a supporting plate 35 is arranged above the supporting block 33.
In operation, the furniture with detection is placed on the supporting plate 35, if the height difference is large, other cushions can be padded, if the height difference is small, the height of the supporting block 33 is adjusted by the rotary handle 34. And the levelness of the pallet 35 is also fine-tuned by turning the handle 34.
After the height of the furniture is set, the lead screw driving mechanism 4 drives the cross beam 5 to move forwards, the fluctuation of the lower end of the probe rod 6 is transmitted to the first piston rod 9, liquid is arranged in the first piston cylinder 7 and the second piston cylinder 11, and the first piston rod 9 moves up and down and drives the second piston rod 13 to move up and down through the liquid. Because the inner diameter of the first piston cylinder 7 is larger than that of the second piston cylinder 11, the upper and lower moving range of the tracing pen driven by the second piston rod 13 is obvious.
During the movement of the stylus 6, the stylus 14 leaves an instantaneous enlarged relief line on the tracing paper.
The technical features of the present invention, which are not described in the present application, can be implemented by or using the prior art, and are not described herein again, of course, the above description is not limited to the above examples, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions that can be made by a person skilled in the art within the spirit of the present invention also belong to the protection scope of the present invention.
Claims (10)
1. The furniture flatness detection device is characterized by comprising a base, wherein the base is provided with a detection structure, and a lifting structure is arranged below the detection structure;
the detection structure comprises two lead screw driving mechanisms which are arranged in parallel, the lead screw driving mechanisms are movably connected with the same cross beam, and the cross beam is movably provided with a probe rod with the freedom degree of up-and-down motion;
the crossbeam is provided with a first piston cylinder close to the probe rod, a first piston ring is arranged in the first piston cylinder, the upper side of the first piston ring is connected with a first piston rod, the upper end of the first piston rod is provided with a connecting block, and the connecting block is connected with the upper end of the probe rod;
a second piston cylinder is arranged on the other side, away from the first piston cylinder, of the probe rod, a second piston ring is arranged in the second piston cylinder, a second piston rod is connected to the upper side of the second piston ring, and a tracing pen is connected to the upper end of the second piston rod;
connecting pipes are communicated with the bottoms of the first piston cylinder and the second piston cylinder and are strip-shaped arcs to bypass the probe rod, and the inner diameter of the first piston cylinder is larger than that of the second piston cylinder;
a backing plate is arranged above the feeler lever, and the backing plate can be provided with tracing paper matched with the tracing pen.
2. The furniture flatness detecting device according to claim 1, wherein the detecting structure comprises four pillars arranged at four corners of the base, cross bars are sequentially connected between upper ends of the pillars to form a square frame structure, and the backing plate is arranged between the front cross bar and the rear cross bar.
3. The furniture flatness detecting apparatus according to claim 2, wherein said screw driving mechanisms are provided between said left side columns and between said right side columns.
4. The furniture flatness detecting device according to claim 1, wherein the screw driving mechanism comprises a screw rod, the screw rod is movably connected with a screw rod sleeve seat, a hinge shaft is arranged on the upper side of the screw rod sleeve seat, and the hinge shaft is hinged with the cross beam;
one end of the cross beam is provided with a round hole matched with the hinge shaft, and the other end of the cross beam is provided with a strip hole matched with the hinge shaft.
5. The furniture flatness detecting device according to claim 1, wherein a pen cap is arranged at the upper end of the second piston rod, and the tracing pen is arranged in the pen cap;
the cross beam is close to one side, away from the probe rod, of the second piston cylinder, a support is arranged, a guide rod is movably connected to the top of the support, and the lower end of the guide rod is connected with the pen cap.
6. The furniture flatness detecting apparatus according to claim 5, wherein said guide bar is a square bar.
7. The furniture flatness detecting device according to claim 1, wherein the lower end of the probe is provided with a roller.
8. The furniture flatness detecting device according to claim 1, wherein the connecting block is provided with a threaded hole, the upper portion of the first piston rod is provided with a thread matching with the threaded hole, and a locking nut is arranged above the threaded hole.
9. The furniture flatness detection device according to claim 1, wherein a closed cap is arranged at the upper end of the second piston cylinder, and a second air filter valve is arranged on the side surface of the closed cap;
and a first air filter valve is arranged at the upper end of the first piston cylinder.
10. The furniture flatness detection device according to claim 1, wherein the lifting structure comprises a threaded pipe arranged on the base, the threaded pipe is sleeved with a threaded rod, a supporting block is arranged at the top end of the threaded rod, and the threaded rod is provided with a rotating handle;
and a supporting plate is arranged above the supporting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011306215.8A CN112444183B (en) | 2020-11-19 | 2020-11-19 | Furniture flatness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011306215.8A CN112444183B (en) | 2020-11-19 | 2020-11-19 | Furniture flatness detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112444183A CN112444183A (en) | 2021-03-05 |
| CN112444183B true CN112444183B (en) | 2022-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011306215.8A Active CN112444183B (en) | 2020-11-19 | 2020-11-19 | Furniture flatness detection device |
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| Country | Link |
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| CN (1) | CN112444183B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310379B (en) * | 2021-05-13 | 2022-12-20 | 海南科技职业大学 | Metal part abrasion degree detection table |
| CN113983911B (en) * | 2021-11-01 | 2022-05-10 | 江西江铃专用车辆厂有限公司 | Heavy-load high-strength steel lightweight container plate performance detection device and use method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08210830A (en) * | 1995-02-07 | 1996-08-20 | Kyocera Corp | Non-contact length measuring instrument |
| CN108106526A (en) * | 2018-02-02 | 2018-06-01 | 山东交通学院 | A kind of device for measuring road surface planeness |
| CN108981646A (en) * | 2018-07-09 | 2018-12-11 | 郑州艾莫弗信息技术有限公司 | A kind of computer technology research and development flatness detecting device of mainframe box |
| CN109059741A (en) * | 2018-06-05 | 2018-12-21 | 曾子晟 | A kind of building monitoring plank roughness detection equipments |
| CN210807823U (en) * | 2019-06-14 | 2020-06-19 | 深圳市昶东鑫线路板有限公司 | A heavy copper liquid medicine of probe auto-induction type adds device for PCB processing |
| CN111322933A (en) * | 2020-03-18 | 2020-06-23 | 唐山学院 | Automatic change plane degree detection device |
-
2020
- 2020-11-19 CN CN202011306215.8A patent/CN112444183B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08210830A (en) * | 1995-02-07 | 1996-08-20 | Kyocera Corp | Non-contact length measuring instrument |
| CN108106526A (en) * | 2018-02-02 | 2018-06-01 | 山东交通学院 | A kind of device for measuring road surface planeness |
| CN109059741A (en) * | 2018-06-05 | 2018-12-21 | 曾子晟 | A kind of building monitoring plank roughness detection equipments |
| CN108981646A (en) * | 2018-07-09 | 2018-12-11 | 郑州艾莫弗信息技术有限公司 | A kind of computer technology research and development flatness detecting device of mainframe box |
| CN210807823U (en) * | 2019-06-14 | 2020-06-19 | 深圳市昶东鑫线路板有限公司 | A heavy copper liquid medicine of probe auto-induction type adds device for PCB processing |
| CN111322933A (en) * | 2020-03-18 | 2020-06-23 | 唐山学院 | Automatic change plane degree detection device |
Non-Patent Citations (2)
| Title |
|---|
| Precise piston trajectory control for a free piston engine;Ke Li;《Control Engineering Practice》;20150115;全文 * |
| 基于PSD的活塞缸装配同轴度测量技术研究;陈新春等;《工程机械》;20180910(第09期);全文 * |
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