Shake quantity detection device for lifting table leg

Abstract

The utility model belongs to the technical field of table top inclination adjustment, and particularly relates to a shake quantity detection device for a lifting table leg, which comprises a rack, a support plate arranged on the rack, and the lifting table leg arranged on the support plate. The supporting plate is provided with a clamping device used for clamping the lifting table legs and a detection device used for detecting the shaking amount of inner and outer pipes on the lifting table legs. According to the detection device, the air cylinder is adopted to push the transverse pipe, rated air pressure is utilized to apply force to the transverse pipe, hard damage to the lifting table legs caused by detection is avoided, preferably, the air cylinder with two or more shafts is adopted, the vertical rod is arranged in the middle, damage to the air cylinder caused by counter-acting force generated during shaking is reduced, and the detection accuracy is improved. Through the arrangement of the clamping device, the workpiece to be detected is fixed and positioned, the detection work is ensured to be smoothly carried out, the working progress is improved, and the use requirements are effectively met.

Description

Technical Field

[0001] The utility model belongs to the technical field of desktop tilt adjustment, and in particular relates to a shaking amount detection device for lifting table legs. Background Art

[0002] The legs of a lifting table are assembled from inner and outer tubes, and a guide sleeve or bushing of a more appropriate thickness is usually selected between the inner and outer tubes to fill the gap between the inner and outer tubes and reduce the shaking between the inner and outer tubes. This requires testing the shaking amount of the lifting table legs to ensure the molding quality of the lifting table leg workpiece.

[0003] However, in the existing technology, the force required to drive the lifting table legs is generally measured based on whether it meets the expected range. Since the force value obtained in this way is easily affected by the amount and uniformity of the lubricating oil, the detection error is large and the work progress is limited. In addition, the workpiece is easily damaged during the detection process, affecting its use effect. Utility Model Content

[0004] In response to the technical problems existing in the above-mentioned process of detecting the amount of shaking of the legs of a lifting table, the utility model proposes a device with reasonable design, simple structure, and easy processing, which uses a cylinder to push the cross tube and uses the rated air pressure to apply force to the cross tube, thereby avoiding hard damage to the legs of the lifting table caused by the detection. Preferably, a double-axis or above cylinder is used, and the vertical rod is set in the middle position, which reduces the damage to the cylinder caused by the reaction force generated during shaking. By setting a clamping device, the workpiece to be tested is fixed and positioned, and the smooth progress of the detection work is ensured, thereby effectively meeting the use requirements of a device for detecting the amount of shaking of the legs of a lifting table.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is a device for detecting the amount of shaking of a lifting table leg, comprising a frame, a support plate is provided on the frame, and the lifting table leg is placed on the support plate, and the support plate is provided with a clamping device for clamping the lifting table leg and a detection device for detecting the amount of shaking of the inner and outer tubes on the lifting table leg.

[0006] Preferably, the clamping device includes a carrier plate, and the outer side of the carrier plate is provided with end baffles and side baffles for positioning the lifting table legs by blocking, and the end baffles and side baffles are installed on the support plate.

[0007] Preferably, the support plate is provided with a telescopic member for use in conjunction with the end baffle.

[0008] Preferably, a pad is provided at one end portion of the telescopic member.

[0009] Preferably, the detection device includes a laser rangefinder mounted on the support plate and close to the other end of the lift table leg, and the laser rangefinder is connected to the support plate using a bracket column.

[0010] Preferably, detection cylinders are respectively provided on both sides of the support plate near one end of the lifting table leg.

[0011] Preferably, the laser rangefinder is connected to a display.

[0012] Preferably, the telescopic end of the detection cylinder is provided with a moving block, and the moving block is provided with a vertical rod.

[0013] Preferably, a protective sleeve is provided on the outer side of the vertical pole.

[0014] Preferably, the clamping device and the detection device are both controlled by a control device to realize automatic detection of the amount of shaking between the inner and outer tubes on the lifting table legs.

[0015] Compared with the prior art, the advantages and positive effects of the present invention are:

[0016] 1. The utility model provides a device for detecting the amount of shaking of a lifting table leg. By setting a clamping device, the workpiece to be tested is fixed and positioned. The detection device is used, and a cylinder is used to push the cross tube, and the rated air pressure is used to apply force to the cross tube, thereby avoiding the detection from causing hard damage to the lifting table legs. Preferably, a double-axis or above cylinder is used, and the vertical rod 11 is set in the middle position, which reduces the damage to the cylinder caused by the reaction force generated during shaking. The utility model solves the problem that the existing technology generally measures whether the force required to drive the lifting table legs to rise and fall is within the expected range. Since the force value obtained in this way is easily affected by the amount and uniformity of the lubricating oil, the detection error is large, which ensures the smooth progress of the detection work, improves the work progress, and effectively meets the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, a brief introduction will be given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0018] Figure 1 This is a structural diagram of a device for detecting the amount of sway used in lifting table legs;

[0019] In the above figures, 1. frame; 2. support plate; 3. laser rangefinder; 4. telescopic part; 5. end baffle; 6. side baffle; 7. pad; 8. bracket column; 9. detection cylinder; 10. moving block; 11. pole; 12. protective cover; 13. carrier plate. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0022] Examples, such as Figure 1 As shown, a device for detecting the amount of shaking of a lifting table leg is provided, comprising a frame 1, a support plate 2 is provided on the frame 1 to ensure the stability of the device and equipment components, a lifting table leg is placed on the support plate 2, which is the workpiece to be detected to ensure the smooth progress of subsequent processing work, a clamping device for clamping the lifting table leg and a detection device for detecting the amount of shaking of the inner and outer tubes on the lifting table leg are provided on the support plate 2, wherein the clamping device provided can realize the fixation and positioning of the workpiece to be tested, and for the detection device established, it adopts a cylinder to push the horizontal tube, and utilizes the rated air pressure to apply force to the horizontal tube, thereby avoiding the detection causing hard damage to the lifting table leg, and is preferably a double-axis or above cylinder, and the vertical rod 11 is set in the middle position, which reduces the damage to the cylinder caused by the reaction force generated during shaking, improves the working process, and meets the use requirements.

[0023] In order to fully complete the fixation and positioning of the workpiece, the clamping device includes a carrier plate 13, and the outer side of the carrier plate 13 is provided with an end baffle 5 and a side baffle 6 for positioning the lifting table legs by blocking. The end baffle 5 and the side baffle 6 are installed on the support plate 2, wherein the end baffle 5 is set at the long side position of the carrier plate 13, and there is at least one, and in this embodiment, there are two end baffles 5, and they are close to the two side corners of the table legs. At the same time, the two end baffles 5 are symmetrically arranged at a certain distance. Further, the side baffle 6 is fixedly installed on the support plate 2 at a position close to one side of the end baffle 5, that is, the side baffle 6 is set at the short side position of the carrier plate 13, and there is at least one, and it forms a certain angle with the adjacent end baffle 5, so that the end baffle 5 and the side baffle 6 can limit the base from two directions, thereby improving the functionality of the device.

[0024] In order to further improve the stability of the workpiece placement, a telescopic part 4 is provided on the support plate 2 for use in conjunction with the end baffle 5, wherein the telescopic part 4 is a locking cylinder, which is an adjustable cylinder. The extension of its output end can press the bottom part of the table leg against the end baffle 5, reducing the possibility of its displacement. At the same time, a pad 7 is provided at one end of the telescopic part 4, and a pad 7 is provided at the output end of the telescopic part 4 to press against the bottom foot of the table leg. This can not only improve the locking effect, but also protect the table legs to prevent them from being damaged.

[0025] In order to realize convenient detection of the shaking amount of the lifting table legs, the detection device includes a laser rangefinder 3 installed on the support plate 2 and close to the other end of the lifting table leg. The laser rangefinder 3 is connected to the support plate 2 by means of a bracket column 8. The laser rangefinder 3 is connected to the support plate 2 through the bracket column 8, which can effectively improve the stability of its establishment. During installation and debugging, the base feet where the output ends of the two laser rangefinders 3 are located are arranged in parallel. At the same time, the laser rangefinder 3 is connected to an external display to display the values ​​detected by the two laser rangefinders 3 and reflect the magnitude of the shaking amount according to the change in the values.

[0026] In order to effectively complete the detection of the amount of shaking, detection cylinders 9 are respectively provided on both sides of the support plate 2 near one end of the lifting table leg. The detection cylinder 9 can be one of a single-axis cylinder, a double-axis cylinder, and a multi-axis cylinder, preferably a double-axis cylinder or a multi-axis cylinder. The detection cylinder 9 is set on the support plate 2 and at positions on both sides of one end of the horizontal tube close to the lifting table leg. The extension and retraction direction of the detection cylinder 9 is set along the lifting direction of the lifting table leg, and the two detection cylinders 9 are arranged relative to each other, which is used to push the horizontal tube to move in two directions, thereby realizing the detection of the amount of shaking.

[0027] In order to further improve the rationality of the establishment of the device, a moving block 10 is provided at the telescopic end of the detection cylinder 9, and a vertical rod 11 is provided on the moving block 10. The outer side of the vertical rod 11 is provided with a protective sleeve 12. The extension and contraction of the detection cylinder 9 can drive the moving block 10 at the output end of the detection cylinder 9 to move, and drive the vertical rod 11 to move, so as to realize the push of the horizontal tube, and the establishment of the protective sleeve 12 can protect the horizontal tube, reduce the possibility of damage to the device and equipment, and ensure the molding quality of the workpiece.

[0028] Example 2. In the above-mentioned Example 1, in order to effectively complete the automatic detection of the amount of rocking of the lifting table legs, the clamping device and the detection device are both controlled by the control device to realize the automatic detection of the amount of rocking between the inner and outer tubes on the lifting table legs. Among them, the control device established includes a controller, which can be a PLC controller or other types of controllers that can realize the control of this scheme. Furthermore, the controller is connected to the laser rangefinder 3 and the solenoid valve for controlling the extension and contraction of the cylinder. The controller controls the extension and contraction of the cylinder by controlling the opening and closing of the corresponding solenoid valve, receives and displays the signal fed back by the laser rangefinder 3, and judges whether the amount of rocking between the inner and outer tubes is within a reasonable range according to the change in the value of the laser rangefinder 3, and replaces the guide sleeve or bushing of appropriate thickness according to the amount out of range.

[0029] The utility model adopts a cylinder to push the cross tube, and uses the rated air pressure to apply force to the cross tube, avoiding the detection of hard damage to the legs of the lifting table, and preferably uses a double-axis or above cylinder, and sets the vertical rod 11 in the middle position, which reduces the damage to the cylinder caused by the reaction force generated during shaking. By setting a clamping device, the workpiece to be measured is fixed and positioned. The utility model solves the problem that the existing technology generally measures whether the force required to drive the lifting legs of the lifting table is within the expected range. Since the force value obtained in this way is easily affected by the amount and uniformity of the lubricating oil, the detection error is large.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes for application in other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A device for detecting the shaking amount of a lifting table leg, comprising a frame, a support plate provided on the frame, and a lifting table leg placed on the support plate, characterized in that: The support plate is provided with a clamping device for clamping the lifting table legs and a detection device for detecting the shaking amount of the inner and outer tubes on the lifting table legs.

2. The device for detecting the shaking amount of a lifting table leg according to claim 1, characterized in that: The clamping device includes a carrier plate, and an end baffle and a side baffle are provided on the outer side of the carrier plate for positioning the lifting table legs by blocking. The end baffle and the side baffle are installed on the support plate.

3. The device for detecting the shaking amount of a lifting table leg according to claim 2, characterized in that: The support plate is provided with a telescopic piece used in conjunction with the end baffle.

4. The device for detecting the shaking amount of a lifting table leg according to claim 3, characterized in that: A cushion block is provided on one end portion of the telescopic member.

5. The device for detecting the shaking amount of a lifting table leg according to claim 1, characterized in that: The detection device includes a laser rangefinder installed on the support plate and close to the other end of the lifting table leg. The laser rangefinder is connected to the support plate by a bracket column.

6. The device for detecting the shaking amount of a lifting table leg according to claim 5, characterized in that: Detection cylinders are respectively provided on both sides of the support plate near one end of the lifting table leg.

7. The device for detecting the shaking amount of a lifting table leg according to claim 6, characterized in that: The laser rangefinder is connected to a display.

8. The device for detecting the shaking amount of a lifting table leg according to claim 6, characterized in that: The telescopic end of the detection cylinder is provided with a moving block, and the moving block is provided with a vertical rod.

9. The device for detecting the shaking amount of a lifting table leg according to claim 8, characterized in that: The outer side of the vertical pole is covered with a protective sleeve.

10. A device for detecting the shaking amount of a lifting table leg according to any one of claims 1-6, 8, and 9, characterized in that: The clamping device and the detection device are both controlled by the control device, and are used to realize automatic detection of the shaking amount between the inner and outer tubes on the lifting table legs.

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