CN220772338U - Large weight loading device for verification operation of weighing apparatus - Google Patents
Large weight loading device for verification operation of weighing apparatus Download PDFInfo
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- CN220772338U CN220772338U CN202322609266.3U CN202322609266U CN220772338U CN 220772338 U CN220772338 U CN 220772338U CN 202322609266 U CN202322609266 U CN 202322609266U CN 220772338 U CN220772338 U CN 220772338U
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- 238000005303 weighing Methods 0.000 title claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 4
- 230000010354 integration Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000006073 displacement reaction Methods 0.000 description 1
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- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a large weight loading device for verification operation of a weighing apparatus, which comprises a moving trolley, wherein the moving trolley consists of a bottom cross beam, a vertical beam and a top cross beam, a loading tray for bearing weights is arranged on the bottom cross beam, and a gripper unit, an x-axis moving mechanism, a y-axis moving mechanism and a z-axis moving mechanism are arranged on the top cross beam; the gripper unit is arranged on the bottom surface of the z-axis sliding block and comprises a manipulator and a manipulator motor for driving the manipulator to grab the weight rod of the weight on the loading tray. The mobile trolley can directly reach the verification site, so that the manual labor for on-site verification is saved. The weighing platform reaches the side of the tested weighing platform, the x-axis moving mechanism, the y-axis moving mechanism and the z-axis moving mechanism are driven to operate through the control panel, so that the gripper unit is caused to load and unload weights, the large weight carrying and weighing apparatus verification integration is realized, the workload of verification personnel is greatly reduced, and the verification operation efficiency is improved to a certain extent.
Description
Technical Field
The utility model relates to the technical field of metering equipment, in particular to a large weight carrying, loading and unloading device for verification operation of a weighing apparatus.
Background
The weighing apparatus is widely used as a metering apparatus for trade settlement. Many large-range digital indication scales are required to be inspected on site, and during the inspection, an inspector generally loads and unloads a plurality of large weights of 20kg or 25kg, and the labor intensity of manually lifting the weights is high; therefore, a device for reducing labor intensity of transferring weights by workers and improving verification efficiency of the weighing apparatus is urgently needed.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the device which has reasonable structural design and can transfer and automatically load and unload the large weights required by the verification weighing apparatus. The device greatly reduces the labor intensity of the on-site weighing apparatus calibrating personnel.
The technical problem to be solved by the utility model is realized by the following technical scheme that the large weight loading device for the verification operation of the weighing apparatus comprises a moving trolley, wherein the moving trolley consists of a plurality of bottom cross beams, vertical beams and top cross beams, a loading tray for bearing weights is arranged on the bottom cross beams, and a gripper unit and an x-axis moving mechanism, a y-axis moving mechanism and a z-axis moving mechanism for driving the gripper unit to move are arranged on the top cross beams;
the x-axis moving mechanism comprises an x-axis driving motor, an x-axis screw rod and an x-axis sliding block; the x-axis driving motor is arranged on the top cross beam; one end of the x-axis screw rod is in transmission connection with the x-axis driving motor, and the other end of the x-axis screw rod is rotatably arranged on the side wall of the top beam; the X-axis sliding block is provided with a threaded hole for the X-axis screw rod to pass through, and is in threaded connection with the X-axis screw rod;
the y-axis moving mechanism comprises a mounting plate, a y-axis driving motor, a y-axis lead screw, a y-axis guide rod and a y-axis sliding block; the mounting plate is fixedly arranged on the outer peripheral surface of the x-axis sliding block; the y-axis driving motor is arranged on the mounting plate; the end part of the y-axis screw rod is in transmission connection with a y-axis driving motor; the y-axis guide rod is parallel to the y-axis screw rod, penetrates through the y-axis sliding block, and the end part of the y-axis guide rod is fixed on the outer peripheral surface of the x-axis sliding block;
the z-axis moving mechanism comprises a support frame, a z-axis driving motor, a z-axis lead screw and a z-axis sliding block; the support frame is vertically arranged at the bottom of the y-axis sliding block, and the y-axis sliding block is provided with an equipment groove; the y-axis driving motor is arranged in the equipment groove; the z-axis screw rod is vertically arranged in the equipment groove, and the upper end of the z-axis screw rod is in transmission connection with the z-axis driving motor; the two ends of the z-axis sliding block are sleeved at the edge of the equipment groove, a threaded hole for the z-axis bolt to pass through is vertically formed in the z-axis sliding block, and the z-axis sliding block is in threaded connection with the z-axis screw rod;
the gripper unit is arranged on the bottom surface of the z-axis sliding block and comprises a manipulator and a manipulator motor for driving the manipulator to grab the weight rod of the weight on the loading tray.
Preferably, the x-axis driving motor, the x-axis screw rod and the x-axis sliding block are symmetrically provided with two X-axis driving motors, the x-axis screw rod and the x-axis sliding block;
the mounting plate is provided with one piece and is arranged on the outer peripheral surface of any one of the x-axis sliding blocks;
one end of the y-axis screw rod is in transmission connection with the y-axis driving motor, and the other end of the y-axis screw rod is rotatably arranged on the outer peripheral surface of an x-axis sliding block far away from the y-axis driving motor;
both ends of the y-axis guide rod are fixed on the outer peripheral surface of one of the x-axis sliding blocks.
Preferably, the vertical beams are composed of a pair of short vertical beams and a pair of long vertical beams, the lower ends of the pair of short vertical beams are vertically fixed on the end parts of the bottom cross beams, the upper ends of the pair of short vertical beams are vertically fixed on the bottom surface of the middle part of the top cross beams, the middle parts of the pair of long vertical beams are vertically and fixedly connected with the top cross beams, handrails are fixedly installed on the tops of the long vertical beams, and an industrial personal computer with a control panel is installed on the handrails.
Preferably, the bottom surface of the z-axis sliding block is fixedly provided with a distance sensor and a camera, and the distance sensor and the camera are connected with the industrial personal computer through a wire in a communication way.
Preferably, the device is formed as a generally square groove.
Preferably, limit grooves capable of accommodating the edges of the equipment grooves are formed in two ends of the z-axis sliding block.
Preferably, a plurality of travelling wheels are rotatably arranged on the bottom surface of the bottom cross beam.
Compared with the prior art, the utility model has the beneficial technical effects that:
(1) The mobile trolley can directly reach the verification site, so that the manual labor for on-site verification is saved. The weighing platform reaches the side of the tested weighing platform, the x-axis moving mechanism, the y-axis moving mechanism and the z-axis moving mechanism are driven to operate through the control panel, so that the gripper unit is caused to load and unload weights, the integration of large weight carrying and weighing apparatus verification is realized, the workload of staff is greatly reduced, and the verification operation efficiency is improved to a certain extent;
(2) The top beam of the device is longer than the bottom beam, so that weights can be conveniently and directly loaded on a tested weighing platform, and the device can automatically operate even in a narrow space, is not influenced by the space around the tested weighing platform basically, is suitable for the in-use weighing apparatus in the areas such as workshops, factories and the like needing field verification, and has strong adaptability;
(3) The industrial personal computer provided by the device can control the x-axis moving mechanism, the y-axis moving mechanism, the z-axis moving mechanism and the gripper unit through the PLC, so that the automation of weight loading and unloading is realized, wherein the x-axis moving mechanism, the y-axis moving mechanism and the z-axis moving mechanism are driven through the screw rod, and the stability of the weight during loading and unloading is ensured;
(4) The bottom surface at the z axle slider is fixed to be equipped with distance sensor and camera, and distance sensor and the camera that are equipped have improved the discernment of weight and snatch the mechanical efficiency of weight, and the camera accessible scans the digital recognition weight position of two-dimensional code, and after distance sensor can confirm the manipulator and reach the position of snatching the point, give industrial computer signal and drive manipulator motor drive manipulator automatic snatch and promote the weight, degree of automation is strong.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model in use;
FIG. 2 is a schematic top view of the y-axis displacement mechanism of the present utility model;
fig. 3 is a schematic view of a portion of the structure of the handrail of the present utility model.
In the figure: 1. a bottom cross beam; 2. a top beam; 3. loading a disc; 4. balancing weight; 5. an x-axis drive motor; 6. an x-axis screw; 7. an x-axis slider; 8. a mounting plate; 9. a y-axis drive motor; 10. a y-axis lead screw; 11. a y-axis guide bar; 12. a y-axis slider; 13. a support frame; 14. a z-axis drive motor; 15. a z-axis screw; 16. a z-axis slider; 17. an equipment tank; 18. a large weight; 19. a manipulator; 20. short vertical beams; 21. a long vertical beam; 22. an armrest; 23. an industrial personal computer; 24. a distance sensor; 25. a camera; 26. a walking wheel; 27. and (5) checking the balance.
Detailed Description
Specific embodiments of the utility model will be further described below with reference to the accompanying drawings, in order to facilitate a further understanding of the utility model by those skilled in the art, without limiting the scope of the claims thereto.
1, referring to fig. 1-2, a large weight loading device for verification operation of a weighing apparatus comprises a moving trolley, wherein the moving trolley is composed of a plurality of bottom beams 1, vertical beams and top beams 2, the bottom beams 1, the vertical beams and the top beams 2 can be made of stainless steel materials, a loading tray 3 for carrying weights is arranged on the bottom beams 1, a strip-shaped balancing weight 4 can be placed on one side of the loading tray 3 away from the large weight 18, the weight of the balancing weight 4 can be selected according to actual requirements, the loading tray 3 is formed into a substantially square plate-shaped structure, and a gripper unit and an x-axis moving mechanism, a y-axis moving mechanism and a z-axis moving mechanism for driving the gripper unit to move are arranged on the top beams 2;
the x-axis moving mechanism comprises an x-axis driving motor 5, an x-axis lead screw 6 and an x-axis sliding block 7; the X-axis driving motor 5 is arranged on the top beam 2, and the X-axis driving motor 5 can be a servo motor; one end of the x-axis screw rod 6 is in transmission connection with the x-axis driving motor 5, the other end of the x-axis screw rod is rotatably arranged on the side wall of the top beam 2, and the rotation installation can be realized by a rotary bearing; the X-axis sliding block 7 is provided with a threaded hole for the X-axis screw rod 6 to pass through, the X-axis sliding block 7 is connected to the X-axis screw rod 6 in a threaded manner, and the X-axis sliding block 7 is formed into a roughly square block body; the x-axis driving motor 5 drives the x-axis screw rod 6 to rotate, and the x-axis sliding block 7 moves along the x-axis screw rod 6, namely the x-axis direction;
the y-axis moving mechanism comprises a mounting plate 8, a y-axis driving motor 9, a y-axis lead screw 10, a y-axis guide rod 11 and a y-axis sliding block 12; the mounting plate 8 is fixedly arranged on the outer peripheral surface of the x-axis sliding block 7, and the mounting plate 8 is formed into a substantially square plate mounting structure; the y-axis driving motor 9 is arranged on the mounting plate 8, and the y-axis driving motor 9 is a servo motor; the end part of the y-axis screw rod 10 is in transmission connection with the y-axis driving motor 9; the y-axis guide rod 11 is parallel to the y-axis screw rod 10, the y-axis guide rod 11 penetrates through the y-axis sliding block 12, the end part of the y-axis guide rod 11 is fixed on the outer peripheral surface of the x-axis sliding block 7, the y-axis guide rod 11 is a cylindrical rod piece, and the y-axis sliding block 12 is formed into a substantially square plate-shaped structure; the y-axis driving motor 9 drives the y-axis lead screw 10 to rotate, and the y-axis sliding block 12 moves along the y-axis lead screw 10 and the y-axis guide rod 11;
the z-axis moving mechanism comprises a supporting frame 13, a z-axis driving motor 14, a z-axis lead screw 15 and a z-axis sliding block 16; the support frame 13 is vertically arranged at the bottom of the y-axis sliding block 12, the support frame 13 is formed into a roughly square frame, the y-axis sliding block 12 is provided with an equipment groove 17, and the equipment groove 17 is a rectangular groove; the y-axis driving motor 9 is arranged in the equipment groove 17, and the y-axis driving motor 9 is a servo motor; the z-axis lead screw 15 is vertically arranged in the equipment groove 17, and the upper end of the z-axis lead screw 15 is in transmission connection with the z-axis driving motor 14; the two ends of the z-axis sliding block 16 are sleeved on the edge of the equipment groove 17, a threaded hole for a z-axis bolt to pass through is vertically formed in the z-axis sliding block 16, the z-axis sliding block 16 is in threaded connection with the z-axis screw rod 15, and the z-axis sliding block 16 is formed into a roughly square block structure; the z-axis driving motor 14 drives the z-axis screw rod 15 to rotate and drives the z-axis sliding block 16 to move along the z-axis screw rod 15 so as to approach or separate from the large weight 18 on the loading disc 3;
the hand grip unit install on the bottom surface of z axle slider 16, this hand grip unit includes manipulator 19 and the manipulator motor that drives manipulator 19 to snatch the weight pole of loading tray 3 upper weight, manipulator 19 and manipulator motor be prior art, can select its specification model by oneself according to the user demand so this is unnecessary here.
In embodiment 1, the manipulator 19 of the gripper unit can be driven by the x-axis moving mechanism, the y-axis moving mechanism and the z-axis moving mechanism to reach the weight bar of the large weight 18, the manipulator 19 is driven by the mechanical electric hand to grab the weight bar of the large weight 18, and the grabbed large weight 18 is transported between the verification scale 27 and the loading plate 3, so that the manual labor for on-site verification is saved.
Embodiment 2, a large weight loading device for verification operation of weighing apparatus according to embodiment 1, wherein two x-axis driving motors 5, x-axis screw rods 6 and x-axis sliding blocks 7 are symmetrically arranged;
the mounting plate 8 is provided with a piece which is mounted on the outer peripheral surface of any one of the x-axis sliding blocks 7;
one end of the y-axis screw rod 10 is in transmission connection with the y-axis driving motor 9, and the other end of the y-axis screw rod is rotatably arranged on the outer peripheral surface of one x-axis sliding block 7 far away from the y-axis driving motor 9;
both ends of the y-axis guide rod 11 are fixed on the outer peripheral surface of one of the x-axis sliding blocks 7.
Embodiment 3 referring to fig. 3, the large weight loading device for verification operation of weighing apparatus in embodiment 1 is composed of a pair of short vertical beams 20 and a pair of long vertical beams 21, wherein the lower ends of the short vertical beams 20 are vertically fixed on the end parts of the bottom cross beam 1, the upper ends of the short vertical beams are vertically fixed on the middle bottom surface of the top cross beam 2, the middle parts of the long vertical beams 21 are vertically fixedly connected with the top cross beam 2, armrests 22 are fixedly installed on the top parts of the long vertical beams 21, the armrests 22 are formed into a substantially plate-shaped structure, an industrial personal computer 23 with a control panel is installed on the armrests 22, and the industrial personal computer 23 is of the prior art and can automatically select the model specification according to the use requirement.
Embodiment 4, embodiment 3 a big weight loading device for weighing apparatus verification operation, the bottom surface of z axle slider 16 fixedly be equipped with distance sensor 24 and camera 25, distance sensor 24 and camera 25 pass through wire communication with industrial computer 23 and be connected, distance sensor 24 and camera 25 are prior art, can select its model specification by oneself according to the user demand.
In embodiment 4, the distance sensor 24 is used to detect the distance between the bottom surface of the z-axis slider 16, which is the mounting end, and the top surface of the loading plate 3, the large weight 18, or the top surface of the verification scale 27, and when the detected distance value reaches the set value, the industrial personal computer 23 does not drive the z-axis slider 16 to move down.
Example 5 a large weight loading device for use in a scale certification operation as described in example 1, the equipment well 17 was formed as a generally square well.
Embodiment 6, embodiment 1 of a large weight loading device for verification operation of weighing apparatus, wherein two ends of the z-axis sliding block 16 are provided with a limit groove capable of accommodating the edge of the equipment groove 17, and the limit groove is formed into a substantially square groove.
In embodiment 6, the limiting groove is designed to facilitate limiting the z-axis slider 16 during ascending or descending, and prevent rotation.
Embodiment 7, a large weight loading device for verification operation of weighing apparatus according to embodiment 1, wherein a plurality of travelling wheels 26 are rotatably mounted on the bottom surface of the bottom beam 1.
When the large weight loading device for the weighing apparatus verification operation is used, after a plurality of large weights 18 for verification are carried to a site of a detected weighing apparatus through the loading disc 3 of the movable trolley, the position of the movable trolley is adjusted, so that the verification balance 27 is arranged below the top beam 2, at the moment, a switch on a control panel of the industrial personal computer 23 is opened, the camera 25 is started, after two-dimensional code labels on the large weights 18 are scanned through the camera 25 and image recognition software of the industrial personal computer 23, the industrial personal computer 23 utilizes a TCP communication protocol to control and drive the x-axis driving motor 5 and the y-axis driving motor 9 to work through the PLC, the y-axis sliding block 12 is arranged right above the large weights 18 to be verified, the z-axis driving motor 14 is driven to operate, the z-axis sliding block 16 and a gripper unit on the bottom surface of the z-axis sliding block are enabled to descend, and a rod on the large weights 18 is grabbed through the mechanical hand 19 of the mechanical hand driving device, and therefore the grabbed large weights 18 are conveyed to the verification balance 27 from the loading disc 3, and the large weights 18 are subjected to the loading operation.
In addition, the verification personnel can determine the number of grabbing weights according to the measuring range and the display value of the verified weighing apparatus, grab the weights according to the sequence from small to large of the numbers of the two-dimensional code labels during grabbing, the verification process is opposite to the loading (grabbing) verification process during unloading the verified large weights 18, grab the finally loaded large weights 18 according to the numbers of the two-dimensional code labels from large to small, then carry the large weights to the position of the loading disc 3 of the mobile trolley where the weights are originally located, and the automatic operation flow of loading and unloading the large weights 18 in the whole verification process of the verified weighing apparatus is realized in sequence, so that the practicability is high.
Claims (7)
1. A big weight loading device for weighing apparatus verification operation, its characterized in that: the movable trolley consists of a plurality of bottom cross beams, vertical beams and top cross beams, wherein a loading tray for bearing weights is arranged on each bottom cross beam, and a gripper unit and an x-axis moving mechanism, a y-axis moving mechanism and a z-axis moving mechanism for driving the gripper unit to move are arranged on each top cross beam;
the x-axis moving mechanism comprises an x-axis driving motor, an x-axis screw rod and an x-axis sliding block; the x-axis driving motor is arranged on the top cross beam; one end of the x-axis screw rod is in transmission connection with the x-axis driving motor, and the other end of the x-axis screw rod is rotatably arranged on the side wall of the top beam; the X-axis sliding block is provided with a threaded hole for the X-axis screw rod to pass through, and is in threaded connection with the X-axis screw rod;
the y-axis moving mechanism comprises a mounting plate, a y-axis driving motor, a y-axis lead screw, a y-axis guide rod and a y-axis sliding block; the mounting plate is fixedly arranged on the outer peripheral surface of the x-axis sliding block; the y-axis driving motor is arranged on the mounting plate; the end part of the y-axis screw rod is in transmission connection with a y-axis driving motor; the y-axis guide rod is parallel to the y-axis screw rod, penetrates through the y-axis sliding block, and the end part of the y-axis guide rod is fixed on the outer peripheral surface of the x-axis sliding block;
the z-axis moving mechanism comprises a support frame, a z-axis driving motor, a z-axis lead screw and a z-axis sliding block; the support frame is vertically arranged at the bottom of the y-axis sliding block, and the y-axis sliding block is provided with an equipment groove; the y-axis driving motor is arranged in the equipment groove; the z-axis screw rod is vertically arranged in the equipment groove, and the upper end of the z-axis screw rod is in transmission connection with the z-axis driving motor; the two ends of the z-axis sliding block are sleeved at the edge of the equipment groove, a threaded hole for the z-axis bolt to pass through is vertically formed in the z-axis sliding block, and the z-axis sliding block is in threaded connection with the z-axis screw rod;
the gripper unit is arranged on the bottom surface of the z-axis sliding block and comprises a manipulator and a manipulator motor for driving the manipulator to grab the weight rod of the weight on the loading tray.
2. A large weight loading device for use in a scale certification operation as defined in claim 1, wherein: two x-axis driving motors, two x-axis lead screws and two x-axis sliding blocks are symmetrically arranged;
the mounting plate is provided with one piece and is arranged on the outer peripheral surface of any one of the x-axis sliding blocks;
one end of the y-axis screw rod is in transmission connection with the y-axis driving motor, and the other end of the y-axis screw rod is rotatably arranged on the outer peripheral surface of an x-axis sliding block far away from the y-axis driving motor;
both ends of the y-axis guide rod are fixed on the outer peripheral surface of one of the x-axis sliding blocks.
3. A large weight loading device for use in a scale certification operation as defined in claim 1, wherein: the vertical beams are composed of a pair of short vertical beams and a pair of long vertical beams, the lower ends of the pair of short vertical beams are vertically fixed on the end parts of the bottom cross beams, the upper ends of the pair of short vertical beams are vertically fixed on the bottom surface of the middle of the top cross beams, the middle of the pair of long vertical beams are vertically fixedly connected with the top cross beams, handrails are fixedly installed on the tops of the long vertical beams, and an industrial personal computer with a control panel is installed on the handrails.
4. A large weight loading device for use in a scale certification operation according to claim 3, wherein: the bottom surface of z axle slider fixed be equipped with distance sensor and camera, distance sensor and camera and industrial computer pass through wire communication and be connected.
5. A large weight loading device for use in a scale certification operation as defined in claim 1, wherein: the device groove is formed into a generally square groove.
6. A large weight loading device for use in a scale certification operation as defined in claim 1, wherein: and limit grooves capable of accommodating the edges of the equipment grooves are formed in the two ends of the z-axis sliding block.
7. A large weight loading device for use in a scale certification operation as defined in claim 1, wherein: the bottom surface of the bottom cross beam is rotatably provided with a plurality of travelling wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322609266.3U CN220772338U (en) | 2023-09-26 | 2023-09-26 | Large weight loading device for verification operation of weighing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322609266.3U CN220772338U (en) | 2023-09-26 | 2023-09-26 | Large weight loading device for verification operation of weighing apparatus |
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| Publication Number | Publication Date |
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| CN220772338U true CN220772338U (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322609266.3U Active CN220772338U (en) | 2023-09-26 | 2023-09-26 | Large weight loading device for verification operation of weighing apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN220772338U (en) |
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2023
- 2023-09-26 CN CN202322609266.3U patent/CN220772338U/en active Active
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