Accurate weight calibrating device and system thereof

Abstract

The invention discloses a precise weight calibrating device and a system thereof. The precise weight calibrating device comprises a base and a workbench, the workbench is mounted on the upper surface of the base; the fixing structure is mounted on the lower surface of the base, and the fixing structure is used for fixing; the supporting structure is installed on the upper surface of the workbench, and the supporting structure is used for supporting; the first adjusting structure is installed on the supporting structure, and the first adjusting structure is used for adjusting. The device relates to the field of weight verification, errors generated during operation of personnel or errors caused by data misreading can be prevented from severely affecting verification results, and the device is relatively simple in structure and convenient to use.

Description

Technical Field

[0001] The invention relates to the field of weight verification, and in particular to a precise weight verification device and a system thereof. Background Art

[0002] A weight is a physical measuring tool that reproduces mass values. It has certain metrological characteristics of physical properties, such as shape, size, material, surface condition, density, magnetism, mass nominal value and maximum allowable error. For a weight, it can reproduce a fixed mass value individually. For a weight group, it can not only be used individually, but also different single weights can be combined and used together to reproduce a group of mass values ​​of different sizes.

[0003] At present, most of the weight detection devices in China are manual detection, and mass comparison detection is carried out on the mass comparator through human intervention. Especially when the weight component combination is verified, it is done manually. However, this manual detection device is caused by errors caused by the operator during operation or errors caused by misreading data, which will seriously affect the verification results. Therefore, in order to solve this problem, it is very necessary to design a precise weight verification device. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a precise weight calibration device and a system thereof, which solves the problem that most of the current domestic weight detection devices are manual detection, and mass comparison detection is performed on a mass comparator through human intervention, especially when performing weight component combination calibration, which is all done manually by personnel. However, this manual detection device is prone to errors caused by operators during operation or errors caused by misreading data, which will seriously affect the calibration results.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a precise weight calibration device, comprising:

[0006] Base and workbench;

[0007] The workbench is installed on the upper surface of the base;

[0008] A fixing structure, the fixing structure is installed on the lower surface of the base, and the fixing structure is used for fixing;

[0009] A supporting structure, the supporting structure is installed on the upper surface of the workbench, and the supporting structure is used for supporting;

[0010] A first adjustment structure, wherein the first adjustment structure is installed on the supporting structure and is used for adjustment;

[0011] a second adjustment structure, wherein the first adjustment structure is mounted on the first adjustment structure, and the second adjustment structure is used for adjustment;

[0012] A clamping structure, the clamping structure is installed on the second adjustment structure, and the clamping structure is used to clamp the weight;

[0013] A bearing structure, the bearing structure is installed on the upper surface of the workbench, and the bearing structure is used for bearing;

[0014] The inspection structure is installed on the upper surface of the workbench and is used for inspection.

[0015] Preferably, the fixing structure comprises: two pairs of support blocks and two pairs of fixing suction cups;

[0016] A rectangular groove is provided at the edge of the lower surface of the base, each of the support blocks is installed in the rectangular groove, and each of the fixed suction cups is installed on the lower surface of the support block.

[0017] Preferably, the support structure comprises: a pair of door-type support frames;

[0018] A pair of door-shaped support frames are installed on the upper surface of the base.

[0019] Preferably, the first adjustment structure comprises: a pair of first electrically controlled slide rails, a pair of first electrically controlled sliders, a supporting crossbeam, a second electrically controlled slide rail and a second electrically controlled slider;

[0020] Each of the first electrically controlled slide rails is installed on the upper end of the side surface of the corresponding door-shaped support frame, each of the first electrically controlled sliders is installed on the corresponding first electrically controlled slide rail, the supporting beam is installed on a pair of the first electrically controlled sliders, the second electrically controlled slide rail is installed on the supporting beam, and the second electrically controlled slider is installed on the second electrically controlled slide rail.

[0021] Preferably, the second adjustment structure comprises: a first fixing frame and an electrically controlled lifting rod;

[0022] The first fixing frame is installed on the second electrically-controlled sliding block, and the electrically-controlled lifting rod is installed on the first fixing frame.

[0023] Preferably, the gripping structure comprises: an electrically controlled gripper;

[0024] The electric-controlled gripper is installed on the telescopic end of the electric-controlled lifting rod.

[0025] Preferably, the bearing structure comprises: a first bearing plate and a second bearing plate;

[0026] The first bearing plate is installed on the upper surface of the base, the second bearing plate is installed on the upper surface of the base, the first bearing plate and the second bearing plate are provided with a plurality of weight bearing slots of different sizes, and each weight bearing slot is provided with a corresponding scanning code.

[0027] Preferably, the inspection structure comprises: two pairs of second fixing frames, two pairs of pressure sensors, a weighing instrument, a third fixing frame, a scanner, a pair of lamp holders and a pair of warning lights;

[0028] Two pairs of square grooves are provided on the upper surface of the workbench, each of the second fixing frames is installed at the corresponding square groove, each of the pressure sensors is installed on the corresponding second fixing frames, the weighing instrument is installed on the upper surfaces of the two pairs of pressure sensors, the third fixing frame is installed on the telescopic end of the electric control lifting rod, the scanner is installed on the third fixing frame, each of the lamp holders is installed on the corresponding door-type support frame, and each of the warning lights is installed on the upper surface of the corresponding lamp holder.

[0029] Preferably, a controller is provided on the workbench, and a mains power interface is provided on the workbench.

[0030] A precision weight verification system, comprising:

[0031] S1. Fix the device on a horizontal plane through the fixed suction cup on the support block;

[0032] S2, placing the weight to be tested on the first bearing plate and starting the device;

[0033] S3, the first electrically controlled slider on the first electrically controlled slide rail and the second electrically controlled slider on the second electrically controlled slide rail drive the electrically controlled lifting rod on the first fixed frame to adjust the electrically controlled gripping hand position;

[0034] S4, the electric control gripper scans the corresponding scan code through the scanner and feeds back to the controller;

[0035] S5, then the corresponding weight is picked up by the electric control gripper and placed on the weighing instrument, the electric control gripper rises, and the pressure sensor on the second fixed frame senses that the weight is placed on the weighing instrument, thereby weighing;

[0036] S6. When the weight of the weight is qualified, the electric control gripper places the weight on the second bearing plate;

[0037] S7. When the weight of the weight is unqualified, the electric control gripper picks up the weight and puts it back on the original first bearing plate, and the controller controls the warning light on the lamp holder to give a reminder.

[0038] Beneficial Effects

[0039] The present invention provides a precise weight calibration device and a system thereof. The device has the following beneficial effects: the precise weight calibration device can calibrate weights more accurately, is very convenient, reduces unnecessary trouble, does not require personnel to manually place weights on a weighing instrument, thereby preventing errors caused by personnel during operation or errors caused by misreading data from seriously affecting the calibration results, has a relatively simple structure, and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] Figure 1 The figure is a schematic structural diagram of a precise weight calibration device and its system according to the present invention.

[0041] Figure 2 This is a main structural diagram of a precise weight calibration device and its system described in the present invention.

[0042] Figure 3 This is a front view of a precise weight calibration device and its system described in the present invention.

[0043] Figure 4 The figure is a top view of a precise weight calibration device and its system according to the present invention.

[0044] In the figure:

[0045] Base 10, workbench 20, fixing structure 30, supporting structure 40, first adjustment structure 50, second adjustment structure 60, clamping structure 70, bearing structure 80, inspection structure 90, controller 100, mains power interface 110;

[0046] Support block 31, fixed suction cup 32;

[0047] Door type support frame 41;

[0048] A first electrically controlled slide rail 51, a first electrically controlled slider 52, a supporting beam 53, a second electrically controlled slide rail 54, and a second electrically controlled slider 55;

[0049] A first fixing frame 61 and an electrically controlled lifting rod 62;

[0050] Electric control gripper 71;

[0051] A first carrying plate 81 and a second carrying plate 82;

[0052] The second fixing frame 91 , the pressure sensor 92 , the weighing device 93 , the third fixing frame 94 , the scanner 95 , the lamp holder 96 , and the warning light 97 . DETAILED DESCRIPTION

[0053] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0054] See also Figure 1-4 The present invention provides a technical solution: a precision weight calibration device, comprising: a base 10 and a workbench 20, the workbench 20 is installed on the upper surface of the base 10, a fixing structure 30, the fixing structure 30 is installed on the lower surface of the base 10, and the fixing structure 30 is used for fixing, a supporting structure 40, the supporting structure 40 is installed on the upper surface of the workbench 20, and the supporting structure 40 is used for supporting, a first adjustment structure 50, the first adjustment structure 50 is installed on the supporting structure 40, and the first adjustment structure 50 is used for adjustment, a second adjustment structure 60, the first adjustment structure 50 is installed on the first adjustment structure 50, and the second adjustment structure 60 is used for adjustment, a clamping structure 70, the clamping structure 70 is installed on the second adjustment structure 60, and the clamping structure 70 is used to clamp weights, a bearing structure 80, the bearing structure 80 is installed on the upper surface of the workbench 20, and the bearing structure 80 is used for bearing, and an inspection structure 90, the inspection structure 90 is installed on the upper surface of the workbench 20, and the inspection structure 90 is used for inspection.

[0055] The fixing structure 30 on the lower surface of the base 10 is used for fixing, the supporting structure 40 on the upper surface of the workbench 20 is used for supporting, the first adjustment structure 50 on the supporting structure 40 is used for adjustment, the second adjustment structure 60 on the first adjustment structure 50 is used for adjustment, the clamping structure 70 on the second adjustment structure 60 is used for clamping weights, the bearing structure 80 on the upper surface of the workbench 20 is used for bearing, and the inspection structure 90 on the upper surface of the workbench 20 is used for inspection.

[0056] The fixing structure 30 includes: two pairs of support blocks 31 and two pairs of fixed suction cups 32. A rectangular groove is provided at the edge of the lower surface of the base 10. Each support block 31 is installed in the rectangular groove, and each fixed suction cup 32 is installed on the lower surface of the support block 31.

[0057] The precise weight verification device is fixed at a first preset position by a fixed suction cup 32 on the support block 31 .

[0058] The support structure 40 includes a pair of door-shaped support frames 41 , and the pair of door-shaped support frames 41 are installed on the upper surface of the base 10 .

[0059] The base 10 is supported by a door-shaped support frame 41 on the upper surface of the base 10 .

[0060] The first adjustment structure 50 includes: a pair of first electrically controlled slide rails 51, a pair of first electrically controlled sliders 52, a supporting beam 53, a second electrically controlled slide rail 54 and a second electrically controlled slider 55. Each first electrically controlled slide rail 51 is installed on the upper end of the side surface of the corresponding door-type support frame 41, each first electrically controlled slider 52 is installed on the corresponding first electrically controlled slide rail 51, the supporting beam 53 is installed on the pair of first electrically controlled sliders 52, the second electrically controlled slide rail 54 is installed on the supporting beam 53, and the second electrically controlled slider 55 is installed on the second electrically controlled slide rail 54.

[0061] The horizontal and vertical positions are adjusted by the first electrically controlled slider 52 on the first electrically controlled slide rail 51 and the second electrically controlled slider 55 on the second electrically controlled slide rail 54 , thereby adjusting the position of the second adjustment structure.

[0062] The second adjustment structure 60 includes a first fixing frame 61 and an electric-controlled lifting rod 62 . The first fixing frame 61 is installed on the second electric-controlled sliding block 55 , and the electric-controlled lifting rod 62 is installed on the first fixing frame 61 .

[0063] The electric-controlled lifting rod 62 on the first fixing frame 61 drives the electric-controlled clamping hand 71 to be raised and lowered.

[0064] The gripping structure 70 includes an electrically controlled gripper 71 , which is mounted on the telescopic end of the electrically controlled lifting rod 62 .

[0065] The weight is clamped by the electric-controlled gripper 71 on the telescopic end of the electric-controlled lifting rod 62 .

[0066] The bearing structure 80 includes: a first bearing plate 81 and a second bearing plate 82. The first bearing plate 81 is installed on the upper surface of the base 10, and the second bearing plate 82 is installed on the upper surface of the base 10. The first bearing plate 81 and the second bearing plate 82 are provided with a plurality of weight bearing grooves of different sizes, and each weight bearing groove is provided with a corresponding scanning code.

[0067] The first bearing plate 81 carries the weights before verification, and the second bearing plate 82 carries the weights that have passed verification.

[0068] The inspection structure 90 includes: two pairs of second fixing frames 91, two pairs of pressure sensors 92, a weighing machine 93, a third fixing frame 94, a scanner 95, a pair of lamp holders 96 and a pair of warning lights 97. Two pairs of square grooves are provided on the upper surface of the workbench 20. Each second fixing frame 91 is installed at the corresponding square groove. Each pressure sensor 92 is installed on the corresponding second fixing frame 91. The weighing machine 93 is installed on the upper surface of the two pairs of pressure sensors 92. The third fixing frame 94 is installed on the telescopic end of the electric control lifting rod 62. The scanner 95 is installed on the third fixing frame 94. Each lamp holder 96 is installed on the corresponding door-type support frame 41. Each warning light 97 is installed on the upper surface of the corresponding lamp holder 96.

[0069] The weights to be calibrated are calibrated by the weighing instrument 93, and the standard data of the weights at the corresponding positions are read by the scanner 95 in cooperation with the scanning code. Then, the weights to be calibrated are calibrated by the weighing instrument 93 to compare whether they are qualified. If they are qualified, the calibrated weights are placed on the second supporting plate 82. If they are unqualified, the warning light 97 on the lamp holder 96 will give a warning.

[0070] A controller 100 is provided on the workbench 20 , and a mains power interface 110 is provided on the workbench 20 .

[0071] The control is performed by a controller 100 on the workbench 20 , and a mains power interface 110 on the workbench 20 is used for power supply.

[0072] The device is fixed on a horizontal plane by the fixed suction cup 32 on the support block 31, the weight to be calibrated is placed on the first bearing plate 81, and the device is started. The first electric control slider 52 on the first electric control slide rail 51 and the second electric control slider 55 on the second electric control slide rail 54 drive the electric control lifting rod 62 on the first fixed frame 61 to adjust the position of the electric control gripper 71. The electric control gripper 71 scans the corresponding scanning code through the scanner 95 and feeds back to the controller 100, and then the electric control gripper 71 is moved by the electric control gripper 71. The hand 71 picks up the corresponding weight and places it on the weighing instrument 93. The electric-controlled gripper 71 rises and senses that the weight is placed on the weighing instrument 93 through the pressure sensor 92 on the second fixed frame 91, thereby weighing. When the weight is qualified, the electric-controlled gripper 71 places the weight on the second supporting plate 82. When the weight is unqualified, the electric-controlled gripper 71 picks up the weight and puts it back on the original first supporting plate 81. The controller 100 controls the warning light 97 on the lamp holder 96 to give a reminder.

[0073] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0074] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A precision weight calibration device, characterized in that: include: A base (10) and a workbench (20); The workbench (20) is installed on the upper surface of the base (10); A fixing structure (30), the fixing structure (30) being mounted on the lower surface of the base (10), and the fixing structure (30) being used for fixing; A support structure (40), wherein the support structure (40) is installed on the upper surface of the workbench (20), and the support structure (40) is used for supporting; A first adjustment structure (50), the first adjustment structure (50) is installed on the support structure (40), and the first adjustment structure (50) is used for adjustment; a second adjustment structure (60), the first adjustment structure (50) being mounted on the first adjustment structure (50), and the second adjustment structure (60) being used for adjustment; A clamping structure (70), the clamping structure (70) is installed on the second adjustment structure (60), and the clamping structure (70) is used to clamp the weight; A bearing structure (80), the bearing structure (80) is installed on the upper surface of the workbench (20), and the bearing structure (80) is used for bearing; An inspection structure (90) is installed on the upper surface of the workbench (20), and the inspection structure (90) is used for inspection.

2. A precise weight calibration device according to claim 1, characterized in that: The fixing structure (30) comprises: two pairs of support blocks (31) and two pairs of fixing suction cups (32); A rectangular groove is provided at the edge of the lower surface of the base (10), each of the support blocks (31) is installed in the rectangular groove, and each of the fixed suction cups (32) is installed on the lower surface of the support block (31).

3. A precise weight calibration device according to claim 1, characterized in that: The support structure (40) comprises: a pair of door-shaped support frames (41); A pair of door-shaped support frames (41) are installed on the upper surface of the base (10).

4. A precise weight calibration device according to claim 3, characterized in that: The first adjustment structure (50) comprises: a pair of first electrically controlled slide rails (51), a pair of first electrically controlled sliders (52), a supporting crossbeam (53), a second electrically controlled slide rail (54) and a second electrically controlled slider (55); Each of the first electrically controlled slide rails (51) is mounted on the upper end of the side surface of the corresponding door-shaped support frame (41), each of the first electrically controlled sliders (52) is mounted on the corresponding first electrically controlled slide rail (51), the supporting crossbeam (53) is mounted on a pair of the first electrically controlled sliders (52), the second electrically controlled slide rail (54) is mounted on the supporting crossbeam (53), and the second electrically controlled slider (55) is mounted on the second electrically controlled slide rail (54).

5. A precise weight calibration device according to claim 4, characterized in that: The second adjustment structure (60) comprises: a first fixing frame (61) and an electrically controlled lifting rod (62); The first fixing frame (61) is mounted on the second electrically controlled sliding block (55), and the electrically controlled lifting rod (62) is mounted on the first fixing frame (61).

6. A precision weight calibration device according to claim 5, characterized in that: The gripping structure (70) comprises: an electrically controlled gripper (71); The electric-controlled gripper (71) is installed on the telescopic end of the electric-controlled lifting rod (62).

7. A precision weight calibration device according to claim 6, characterized in that: The bearing structure (80) comprises: a first bearing plate (81) and a second bearing plate (82); The first bearing plate (81) is mounted on the upper surface of the base (10), and the second bearing plate (82) is mounted on the upper surface of the base (10). The first bearing plate (81) and the second bearing plate (82) are provided with a plurality of weight bearing slots of different sizes, and each weight bearing slot is provided with a corresponding scanning code.

8. A precision weight calibration device according to claim 7, characterized in that: The inspection structure (90) comprises: two pairs of second fixing frames (91), two pairs of pressure sensors (92), a weighing instrument (93), a third fixing frame (94), a scanner (95), a pair of lamp holders (96) and a pair of warning lights (97); The upper surface of the workbench (20) is provided with two pairs of square grooves, each of the second fixing frames (91) is installed at the corresponding square groove, each of the pressure sensors (92) is installed on the corresponding second fixing frames (91), the weighing instrument (93) is installed on the upper surfaces of the two pairs of pressure sensors (92), the third fixing frame (94) is installed on the telescopic end of the electric lifting rod (62), the scanner (95) is installed on the third fixing frame (94), each of the lamp holders (96) is installed on the corresponding door-type support frame (41), and each of the warning lights (97) is installed on the upper surface of the corresponding lamp holder (96).

9. The precise weight calibration device according to claim 1, characterized in that: A controller (100) is provided on the workbench (20), and a mains power interface (110) is provided on the workbench (20).

10. The precise weight calibration system according to claim 1, characterized in that: include: S1, fixing the device on a horizontal plane by means of a fixing suction cup (32) on a supporting block (31); S2, placing the weight to be tested on the first carrying plate (81), and starting the device; S3, a first electrically controlled slide block (52) on the first electrically controlled slide rail (51) and a second electrically controlled slide block (55) on the second electrically controlled slide rail (54) drive an electrically controlled lifting rod (62) on the first fixed frame (61) to adjust the position of an electrically controlled gripper (71); S4, the electric-controlled gripper (71) scans the corresponding scanning code through the scanner (95) and feeds back to the controller (100); S5, then the corresponding weight is picked up by the electric-controlled gripper (71) and placed on the weighing instrument (93), the electric-controlled gripper (71) rises, and the pressure sensor (92) on the second fixed frame (91) senses that the weight is placed on the weighing instrument (93), thereby performing weighing; S6, when the weight of the weight is qualified, the electric-controlled gripper (71) places the weight on the second bearing plate (82); S7. When the weight of the weight is unqualified, the electric-controlled gripper (71) picks up the weight and puts it back on the original first bearing plate (81), and the controller (100) controls the warning light (97) on the lamp holder (96) to give a reminder.

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