CN217229159U - A load is reported to police and is markd detection device for stacker - Google Patents
A load is reported to police and is markd detection device for stacker Download PDFInfo
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- CN217229159U CN217229159U CN202220740958.4U CN202220740958U CN217229159U CN 217229159 U CN217229159 U CN 217229159U CN 202220740958 U CN202220740958 U CN 202220740958U CN 217229159 U CN217229159 U CN 217229159U
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- stacker
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Abstract
The utility model discloses a load alarm calibration detection device for a stacker, which is constructed by a motor with a gearbox, a stress guide rod, a tension and compression bidirectional sensor, a fixed seat, a control end, a flange plate and a first connecting rod construction device, wherein the motor is connected with a sprocket wheel of a lifting chain through a gearbox output shaft, the stress guide rod is respectively connected with the gearbox and the flange plate, the first connecting rod is respectively connected with the flange plate and the tension and compression bidirectional sensor, and the tension and compression bidirectional sensor is fixed on a stacker stand through the fixed seat; when the lifting chain is driven by a vertical external force to rotate the chain cone passively, the gearbox and the stress guide rod on the gearbox move in the same direction, so that the control end obtains the induction stress signal of the tension-compression bidirectional sensor, and the force measurement signals under different load states can be recorded, so that parameters such as an overweight or weightlessness alarm threshold value and the like can be set, and further whether the actual load state is abnormal or not can be judged according to the actual cargo weight and the recorded calibrated parameters, so that the safe operation of the stacker is ensured.
Description
Technical Field
The utility model relates to a cigarette manufacturing field especially relates to a load is reported to police and is markd detection device for stacker.
Background
The stacker searches for a target cargo position in the elevated warehouse according to the front-back and up-down directions, and then forks the cargo on the cargo position onto the cargo carrying platform through the cargo fork, or conversely forks the cargo on the cargo carrying platform onto the cargo position, thereby completing the cargo taking and placing functions.
When goods are moved up and down on a cargo bed, the following situations can occur: firstly, when the goods exceed the rated weight of the stacker, a lifting chain for controlling the vertical transmission of a goods carrying platform can be lengthened, so that the chain teeth of the chain are released if the weight is light, and the chain is broken if the weight is heavy, thereby causing the serious consequence of the damage of the stacker equipment; secondly, even if the goods on the goods carrying platform meet the load requirement, but the goods are close to the rated weight and are lifted quickly, the goods can exceed the rated weight under the holding of the acceleration, and the chain is damaged; thirdly, when the fork on the cargo carrying table forks or forks the goods, if the fork is in contact with the shelf cross beam, the chain is in a loose state, the stacker can rub the bottom of the fork to the cross beam when withdrawing or extending the fork, so that the load of a fork driving motor is increased, and the problems of overload shutdown of the motor and the like are caused; fourthly, once the chain is disconnected, the chain does not control the descending speed of the cargo carrying platform any more, the cargo carrying platform can lose weight and fall from high altitude, and the damage to the cargo and the equipment can be caused.
Therefore, effective measures are urgently needed in the industry to carry out calibration detection on the load of the cargo carrying platform, and the problems of overload and weightlessness of the cargo carrying platform of the stacker are avoided.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention aims to provide a load alarm calibration detection device for a stacker, so as to solve the aforementioned technical problem.
The utility model adopts the technical scheme as follows:
a load warning calibration detection device for a stacker comprises: the device comprises a motor with a gearbox, a stressed guide rod, a tension and compression two-way sensor, a fixed seat, a control end, a flange plate and a first connecting rod;
the motor is in transmission connection with a chain gear of the hoisting chain through an output shaft of the gearbox;
one end of the stress guide rod is fixedly connected to one side of the gearbox, the other end of the stress guide rod is connected with the flange plate, the flange plate is connected with one end of the tension and compression bidirectional sensor through the first connecting rod, the other end of the tension and compression bidirectional sensor is connected with the fixed seat, and the fixed seat is fixed on an upright post of the stacker;
when the hoisting chain is driven by a vertical external force to rotate the chain gear passively, the chain gear enables the gearbox to rotate passively in the same direction through the output shaft; when the gearbox rotates passively, the stress guide rod is driven to move, so that the tension and compression bidirectional sensor senses stress;
and the control end is used for acquiring force measurement signals of the tension and compression bidirectional sensor corresponding to the vertical external force and for parameter calibration.
In at least one possible implementation manner, at least two waist-shaped mounting holes matched with the first bolts are formed in the fixing seat.
In at least one possible implementation manner, one end of the stressed guide rod is fixedly connected to the upper portion of one side of the gearbox through a second bolt.
In at least one possible implementation manner, the calibration detecting apparatus further includes: and the length of the second connecting rod can be adjusted, and two ends of the second connecting rod are respectively connected with the tension and compression bidirectional sensor and the fixed seat.
In at least one possible implementation manner, the force measurement signal includes: 0-10V or 4-20mA analog quantity electric signal.
In at least one possible implementation manner, the control end includes an analog-to-digital conversion unit, a display unit, and a parameter setting unit.
In at least one possible implementation manner, the calibration detecting apparatus further includes: the alarm and the timer are respectively connected with the control end through electric signals, the timer is used for setting a time value for keeping an abnormal state, and the control end is also used for triggering the alarm to output an alarm signal under the conditions that a load abnormal state occurs and the time value lasts.
In at least one possible implementation manner, the alarm includes at least one of the following: an audible alarm, a visual alarm or an audible and visual alarm.
The main design concept of the utility model is that the device framework is constructed by a motor with a gearbox, a stress guide rod, a tension and compression bidirectional sensor, a fixed seat, a control end, a flange plate and a first connecting rod, wherein the motor is in transmission connection with a chain tooth wheel of a lifting chain through a gearbox output shaft, the stress guide rod is respectively connected with the gearbox and the flange plate, the first connecting rod is respectively connected with the flange plate and the tension and compression bidirectional sensor, and the tension and compression bidirectional sensor is fixed on a stacker upright post through the fixed seat; when the lifting chain is driven by a vertical external force to rotate the chain cone passively, the gearbox and the stress guide rod on the gearbox move in the same direction, so that the control end obtains the induction stress signal of the tension-compression bidirectional sensor, the force measurement signal values under different load states can be recorded, parameters such as an overweight or weightlessness alarm threshold value and the like can be set, and whether the actual load state is abnormal or not can be judged according to the actual cargo weight and the recorded calibrated parameters. The utility model discloses can accurately mark and detect out the loading platform load state to guarantee the safe operation of stacker, and be convenient for send abnormal signal to the former quick-witted control system of stacker rapidly, and carry out by former quick-witted control system control stacker and shut down, respond to strategies such as warning.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described with reference to the accompanying drawings, in which:
fig. 1 is the embodiment of the utility model provides a load is reported to police and is markd detection device's structural schematic diagram for stacker.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The utility model provides an embodiment that is used for load of stacker to report to police and marks detection device, particularly, as shown in FIG. 1, wherein include: the device comprises a motor 2 with a gearbox 1, a stress guide rod 3, a tension and compression bidirectional sensor 4, a fixed seat 5, a control end 6, a flange 7 and a first connecting rod 81;
the motor 2 is in transmission connection with a chain gear 200 of a hoisting chain 100 through an output shaft 11 of the gearbox 1;
one end of the stress guide rod 3 is fixedly connected to one side of the gearbox 1, the other end of the stress guide rod 3 is connected with the flange 7, the flange 7 is connected with one end of the tension and compression bidirectional sensor 4 through the first connecting rod 81, the other end of the tension and compression bidirectional sensor 4 is connected with the fixed seat 5, and the fixed seat 5 is fixed on the stacker upright 300;
while the load chain 100 is driven by a vertical external force (such as gravity applied to the chain by a cargo platform, cargo, etc.), the chain cutter 200 drives the transmission case 1 to passively rotate in the same direction through the output shaft 11 (it is understood that the transmission case 1 is in an unstable state capable of rotating around the output shaft 11, and the rotation of the transmission case is derived from a vertical force applied by a heavy object on the load chain); when the gearbox 1 rotates passively, the stress guide rod 3 is driven to move, so that the tension and compression bidirectional sensor 4 senses stress;
the control end 6 is used for acquiring force measurement signals of the tension and compression bidirectional sensor 4 corresponding to the vertical external force and for parameter calibration.
Furthermore, the fixing seat 5 is provided with at least two waist-shaped mounting holes 51 matched with the first bolts 9, and the mounting position can be adjusted up and down through the waist-shaped mounting holes 51, so that the tension and compression bidirectional sensor 4 and the stress guide rod 3 are positioned on the same horizontal plane.
Furthermore, one end of the stressed guide rod 3 is fixedly connected to the upper part of one side of the gearbox 1 through a second bolt 10.
Further, the calibration detecting device further includes: the length of the second connecting rod 82 can be adjusted, and two ends of the second connecting rod 82 are respectively connected with the tension and compression bidirectional sensor 4 and the fixed seat 5. By adjusting the length of the second connecting rod 82, the transmission case 1 and the motor 2 can be set to be perpendicular to the stressed guide rod 3 and the tension-compression bidirectional sensor 4 respectively.
Further, the force measurement signal comprises: 0-10V or 4-20mA analog quantity electric signal.
Further, the control terminal 6 includes an analog-to-digital conversion unit, a display unit, and a parameter setting unit.
Finally, it can be supplemented that the calibration detection device further comprises an alarm and a timer which are respectively connected with the control end 6 through electric signals, the timer is used for setting a time value for keeping an abnormal state, and the control end 6 is further used for triggering the alarm to output an alarm signal under the condition that a load abnormal state occurs and the time value continues (the purpose of designing the timer is to avoid the problem of frequent alarm in a critical state). Based on this, the alarm can be selected from an acoustic alarm, a visual alarm or an audible and visual alarm.
In summary of the above embodiments, the operation of the present apparatus will be schematically described: the loading platform can be descended to the lowest position, the hoisting chain is not stressed in a supporting mode, the control end acquires a force measuring signal of the tension and compression bidirectional sensor in the current state at the moment, and a static value is calibrated. The supports are removed so that the lifting chain is only subjected to the self weight of the cargo carrying platform to generate downward force, the lifting chain drives the chain gear to rotate clockwise, the chain gear enables the gearbox (and the motor) to be in a clockwise passive rotation state through the output shaft, the stress guide rod arranged on the gearbox moves along with the rotation, the movement direction of the stress guide rod enables the tension and compression bidirectional sensor to sense rightward force through the flange plate and the first connecting rod, and therefore the control end can mark the force measurement signal as a no-load value. Then, a weight with rated weight can be placed on the cargo carrying platform, the downward force on the hoisting chain is increased, correspondingly, the force sensed by the tension-compression bidirectional sensor to be rightward is also increased, and the force measurement signal in the current state is calibrated to be the rated value. After the static value, the no-load value and the rated value are available, the calibration parameters can be used for designing an overweight alarm threshold value and a weightlessness alarm threshold value according to requirements and experiences, and then when the goods are actually taken and placed, the relation between the actual weight of the goods and the calibrated overweight alarm threshold value and weightlessness alarm threshold value can be compared, so that whether a load abnormal state exists or not can be judged, and if the load abnormal state exists, an alarm signal can be output through an alarm.
To sum up, the main design concept of the utility model lies in that the device framework is constructed by a motor with a gearbox, a stress guide rod, a tension and compression bidirectional sensor, a fixed seat, a control end, a flange plate and a first connecting rod, wherein the motor is in transmission connection with a sprocket wheel of a lifting chain through an output shaft of the gearbox, the stress guide rod is respectively connected with the gearbox and the flange plate, the first connecting rod is respectively connected with the flange plate and the tension and compression bidirectional sensor, and the tension and compression bidirectional sensor is fixed on a stand column of the stacker through the fixed seat; when the lifting chain is driven by a vertical external force to rotate the chain cone passively, the gearbox and the stress guide rod on the gearbox move in the same direction, so that the control end obtains the induction stress signal of the tension-compression bidirectional sensor, the force measurement signal values under different load states can be recorded, parameters such as an overweight or weightlessness alarm threshold value and the like can be set, and whether the actual load state is abnormal or not can be judged according to the actual cargo weight and the recorded calibrated parameters. The utility model discloses can accurately mark and detect out the cargo bed load state to guarantee the safe operation of stacker.
In the embodiments of the present invention, "at least one" means one or more, "and" a plurality "means two or more. "and/or" describes the association relationship of the associated objects, and means that there may be three relationships, for example, a and/or B, and may mean that a exists alone, a and B exist simultaneously, and B exists alone. Wherein A and B can be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" and the like, refer to any combination of these items, including any combination of singular or plural items. For example, at least one of a, b, and c may represent: a, b, c, a and b, a and c, b and c or a and b and c, wherein a, b and c can be single or multiple.
The structure, features and effects of the present invention have been described in detail in the above embodiments shown in the drawings, but the above embodiments are only preferred embodiments of the present invention, and it should be noted that, the technical features related to the above embodiments and their preferred modes can be reasonably combined and assembled into various equivalent schemes by those skilled in the art without departing from or changing the design idea and technical effects of the present invention; therefore, the present invention is not limited to the embodiments shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to equivalent changes are within the scope of the present invention without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides a load is reported to police and is markd detection device for stacker which characterized in that includes: the device comprises a motor with a gearbox, a stress guide rod, a tension and compression two-way sensor, a fixed seat, a control end, a flange plate and a first connecting rod;
the motor is in transmission connection with a chain gear of the hoisting chain through an output shaft of the gearbox;
one end of the stress guide rod is fixedly connected to one side of the gearbox, the other end of the stress guide rod is connected with the flange plate, the flange plate is connected with one end of the tension and compression bidirectional sensor through the first connecting rod, the other end of the tension and compression bidirectional sensor is connected with the fixed seat, and the fixed seat is fixed on a vertical column of the stacker;
when the hoisting chain is driven by a vertical external force to rotate the chain gear passively, the chain gear enables the gearbox to rotate passively in the same direction through the output shaft; when the gearbox passively rotates, the stressed guide rod is driven to move, so that the tension and compression bidirectional sensor senses stress;
and the control end is used for acquiring force measurement signals of the tension and compression bidirectional sensor corresponding to the vertical external force and for parameter calibration.
2. The loading alarm calibration detection device for the stacker according to claim 1, wherein the fixing seat is provided with at least two waist-shaped mounting holes matched with the first bolts.
3. The loading alarm calibration detection device for the stacker according to claim 1, wherein one end of the stressed guide rod is fixedly connected to the upper part of one side of the gearbox through a second bolt.
4. The loading alarm calibration detection device for the stacker according to claim 1, wherein the calibration detection device further comprises: and the length of the second connecting rod can be adjusted, and two ends of the second connecting rod are respectively connected with the tension and compression bidirectional sensor and the fixed seat.
5. The loading alarm calibration detection device for the stacker according to claim 1, wherein the force measurement signal comprises: 0-10V or 4-20mA analog quantity electric signal.
6. The loading alarm calibration detection device for the stacker according to claim 1, wherein the control end comprises an analog-to-digital conversion unit, a display unit and a parameter setting unit.
7. The loading alarm calibration and detection device for the stacker according to any one of claims 1 to 6, wherein the calibration and detection device further comprises: the alarm and the timer are respectively connected with the control end through electric signals, the timer is used for setting a time value for keeping an abnormal state, and the control end is also used for triggering the alarm to output an alarm signal under the conditions that a load abnormal state occurs and the time value lasts.
8. The loading alarm calibration detection device for the stacker crane according to claim 7, wherein the alarm comprises at least one of the following: an audible alarm, a visual alarm or an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220740958.4U CN217229159U (en) | 2022-03-31 | 2022-03-31 | A load is reported to police and is markd detection device for stacker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220740958.4U CN217229159U (en) | 2022-03-31 | 2022-03-31 | A load is reported to police and is markd detection device for stacker |
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| Publication Number | Publication Date |
|---|---|
| CN217229159U true CN217229159U (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220740958.4U Active CN217229159U (en) | 2022-03-31 | 2022-03-31 | A load is reported to police and is markd detection device for stacker |
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| Country | Link |
|---|---|
| CN (1) | CN217229159U (en) |
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- 2022-03-31 CN CN202220740958.4U patent/CN217229159U/en active Active
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