CN220901091U - Automatic sheet screening mechanism - Google Patents
Automatic sheet screening mechanism Download PDFInfo
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- CN220901091U CN220901091U CN202322778273.6U CN202322778273U CN220901091U CN 220901091 U CN220901091 U CN 220901091U CN 202322778273 U CN202322778273 U CN 202322778273U CN 220901091 U CN220901091 U CN 220901091U
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- screening
- power source
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- connecting rod
- bin
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- 238000012216 screening Methods 0.000 title claims abstract description 134
- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 230000006872 improvement Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 9
- 238000007599 discharging Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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Abstract
The utility model discloses an automatic sheet screening mechanism which comprises a screening bin, a first screening power source and a second screening power source, wherein the screening bin is provided with a feed inlet, a qualified discharge port and a disqualified discharge port, a pushing cavity, a connecting rod and a reset spring are arranged in the screening bin, the pushing cavity is opposite to the qualified discharge port, the first screening power source and the second screening power source are respectively positioned on the side face of the screening bin, the output end of the first screening power source is connected with a push plate, the push plate is movably connected in the pushing cavity, the connecting rod is hinged in the screening bin, one end of the connecting rod is opposite to the output end of the second screening power source, the reset spring is abutted to the other end of the connecting rod, and a detection sensor is arranged on the push plate or the qualified discharge port. The automatic screening mechanism has the advantages of small size, simple and smart internal screening structure design, capability of accurately and rapidly screening uneven or anisotropic sheets, reduction of labor cost and workload, and great improvement of screening efficiency and screening quality.
Description
Technical Field
The utility model relates to the technical field of product screening, in particular to an automatic sheet screening mechanism.
Background
In some areas of automated production, automated equipment includes a screen of whether the sheet is acceptable, e.g., whether the sheet is deformed, flat, etc., to ensure that the assembled sheet is acceptable.
The screening of current sheet is judged through the manual work and is selected, and efficiency is very low, and manual screening is biggest problem moreover is that the naked eye can't distinguish tiny deformation, often leads to the condition that assembled product performance is not up to standard. Therefore, it is extremely necessary how to design a sheet screening mechanism to ensure the pass rate of sheet screening.
Disclosure of utility model
In order to solve the problems, the technical scheme provided by the utility model is as follows:
The utility model provides a sheet autofilter mechanism, includes screening feed bin, first screening power supply and second screening power supply, feed inlet, qualified discharge gate and unqualified discharge gate have been seted up to the screening feed bin, the inside pushing away material chamber, connecting rod and the reset spring of being equipped with of screening feed bin, the pushing away material chamber is just right the qualified discharge gate, first screening power supply with the second screening power supply is located respectively the side of screening feed bin, the output of first screening power supply is connected with the push pedal, push pedal swing joint is in the pushing away material intracavity, the connecting rod articulates in the screening feed bin, the one end of connecting rod is just right the output of second screening power supply, the reset spring supports the other end of connecting rod, on the push pedal or the qualified discharge gate is equipped with detection sensor.
The utility model is further arranged such that the detection sensor is a pressure sensor if the detection sensor is located on the push plate.
The utility model further provides that if the detection sensor is positioned at the qualified discharge port, the detection sensor is an infrared sensor or a proximity sensor.
The utility model is further arranged that the feeding hole is positioned at the top of the screening bin, the qualified discharging hole is positioned at the side surface of the screening bin, and the unqualified discharging hole is positioned at the bottom of the screening bin.
The utility model is further arranged that when the first screening power source is in the first working state, the push plate is positioned at one end of the pushing cavity close to the qualified discharge port; when the first screening power source is in the second working state, the push plate is positioned at one end of the pushing cavity, which is far away from the qualified discharge port.
The utility model is further arranged that when the second screening power source is in the first working state, one end of the connecting rod is positioned at the unqualified discharge port to block the sheet from falling; when the second screening power source is in a second working state, one end of the connecting rod is far away from the unqualified discharge port, and the other end of the connecting rod is propped against the penultimate sheet.
The utility model is further arranged that an in-place sensor is arranged in the screening bin, and the in-place sensor is arranged opposite to the pushing cavity.
The utility model is further arranged that one end of the return spring is connected with the inner wall of the screening bin, and the other end of the return spring is connected with the connecting rod.
The utility model further provides that the first screening power source and the second screening power source are air cylinders or motors.
The utility model further provides that the size of the qualified discharging hole is matched with the size of the sheet.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:
the technical scheme is that the automatic sheet screening mechanism screens whether the sheet is smooth or not, and the working principle is as follows: the sheet material enters a screening bin from a feed inlet, the connecting rod blocks the sheet material from falling from a pushing cavity under the action of a return spring, a first screening power source acts and drives a push plate to advance in the pushing cavity, and the bottommost sheet material is pushed to a qualified discharge outlet; judging whether the sheet is pushed out from the qualified discharge port according to the signal fed back by the detection sensor, if the signal fed back by the detection sensor judges that the sheet is not pushed out from the qualified discharge port, operating a second screening power source, driving a connecting rod to prop against the penultimate sheet, and recovering a push plate by the first screening power source to enable the penultimate sheet to drop out from the unqualified discharge port; and the second screening power source is restored to the initial position, the falling of the sheet is continuously blocked, and the sheet screening action is repeated.
The automatic screening mechanism has the advantages of small size, simple and smart internal screening structure design, capability of accurately and rapidly screening uneven or anisotropic sheets, reduction of labor cost and workload, and great improvement of screening efficiency and screening quality.
Drawings
Fig. 1 is a perspective view of an embodiment of the present utility model.
Fig. 2 is a top view of an embodiment of the present utility model.
Fig. 3 is a cross-sectional view of A-A in fig. 2.
Detailed Description
For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings and examples.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, integrally connected, or detachably connected; can be mechanical connection or electric connection, or can be communication between two elements; may be directly connected or indirectly connected through an intermediate medium, and the specific meaning of the above terms will be understood by those skilled in the art according to the specific circumstances.
Example 1
Referring to fig. 1 to 3, the technical scheme of the utility model is an automatic sheet screening mechanism, which comprises a screening bin 1, a first screening power source 2 and a second screening power source 3, wherein a feed inlet 11, a qualified discharge outlet 12 and a disqualified discharge outlet 13 are formed in the screening bin 1, a pushing cavity 14, a connecting rod 4 and a reset spring 5 are arranged in the screening bin 1, the pushing cavity 14 is opposite to the qualified discharge outlet 12, the first screening power source 2 and the second screening power source 3 are respectively positioned on the side face of the screening bin 1, the output end of the first screening power source 2 is connected with a push plate 21, the push plate 21 is movably connected in the pushing cavity 14, the connecting rod 4 is hinged in the screening bin 1, one end of the connecting rod 4 is opposite to the output end of the second screening power source 3, the reset spring 5 is abutted to the other end of the connecting rod 4, and a detection sensor is arranged on the push plate 21 or the qualified discharge outlet 12.
In the above embodiment, the automatic sheet screening mechanism is a screening for whether a sheet is flat, and the sheet may have unqualified situations such as edge warping and opposite edges, and the screening working principle of the mechanism is as follows: the sheet material enters the screening bin 1 from the feed inlet 11, the connecting rod 4 stops the sheet material from falling from the pushing cavity 14 under the action of the reset spring 5, the first screening power source 2 acts to drive the push plate 21 to advance in the pushing cavity 14, and the bottommost sheet material is pushed to the qualified discharge port 12; judging whether the sheet is pushed out from the qualified discharge port 12 according to the signal fed back by the detection sensor, if the signal fed back by the detection sensor judges that the sheet is not pushed out from the qualified discharge port 12, the second screening power source 3 works, the driving connecting rod 4 props against the penultimate sheet, and the first screening power source 2 recovers the push plate 21 to enable the penultimate sheet to drop out from the unqualified discharge port 13; the second screening power source 3 is returned to the initial position, continues to block the sheet from falling, and repeats the sheet screening action.
In this embodiment, the detection sensor is located on the push plate 21, and the detection sensor is a pressure sensor; specifically, if the value detected by the pressure sensor is within the pass threshold, it is indicated that the sheet to be screened is a pass sheet, and if the value detected by the pressure sensor is not within the pass threshold, it is indicated that the sheet to be screened is a fail sheet, which needs to drop from the fail discharge port 13.
In this embodiment, the feed inlet 11 is located at the top of the screening bin 1, the qualified discharge outlet 12 is located at the side of the screening bin 1, and the unqualified discharge outlet 13 is located at the bottom of the screening bin 1.
In this embodiment, when the first screening power source 2 is in the first working state, the push plate 21 is located at one end of the pushing cavity 14 near the qualified discharge port 12; when the first screening power source 2 is in the second working state, the push plate 21 is located at one end of the pushing cavity 14 away from the qualified discharge port 12.
In the above embodiment, the first screening power source 2 drives the push plate 21 to push the bottommost sheet, and if the sheet is qualified, the sheet is pushed out from the qualified discharge port 12, and if the sheet is unqualified, the sheet cannot be pushed out from the qualified discharge port 12.
In this embodiment, when the second screening power source 3 is in the first working state, one end of the connecting rod 4 is located at the reject outlet 13 to block the sheet from falling; when the second screening power source 3 is in the second working state, one end of the connecting rod 4 is far away from the disqualified discharge port 13, and the other end of the connecting rod 4 is propped against the penultimate sheet to prevent the sheet of the penultimate sheet and above from falling.
In the above embodiment, when the second screening power source 3 is in the first working state, one end of the connecting rod 4 blocks all the sheets from falling from the pushing cavity 14 under the action of the return spring 5; when the second screening power source 3 is in the second working state, the penultimate sheet at the other end of the connecting rod 4 and the upper sheet fall down, and the unqualified sheet at the bottom falls out from the unqualified discharge port 13.
In this embodiment, an in-place sensor is disposed in the screening bin 1, and the in-place sensor is disposed opposite to the pushing cavity 14; the in-place sensor may be a proximity switch or an infrared switch for signaling to an external controller whether there is a sheet entering the pusher cavity 14.
In this embodiment, one end of the return spring 5 is connected to the inner wall of the screening bin 1, and the other end of the return spring 5 is connected to the connecting rod 4.
In this embodiment, the first screening power source 2 and the second screening power source 3 are cylinders; in other embodiments, an electric motor is also possible.
In this embodiment, the size of the pass outlet 12 is adapted to the size of the sheet.
In this embodiment, the detection sensor and the in-place sensor are not shown in the drawings, but the specific arrangement of the sensor is already clear and does not affect the implementation of the technical scheme.
In this embodiment, the signal output end of the detection sensor, the control input end of the first screening power source 2 and the control input end of the second screening power source 3 are respectively connected to an external controller, and it should be noted that the controller is only used for signal processing, and the specific screening mode is still dependent on the mechanism itself, so the present utility model is focused on the structural arrangement of the mechanism.
According to the technical scheme, the automatic screening mechanism is small in size, the internal screening structure is simple and ingenious in design, uneven or different sheets can be accurately and rapidly screened, labor cost and workload are reduced, and screening efficiency and screening quality are greatly improved.
Example 2
Different from embodiment 1, the detection position of the detection sensor is selected and set, in this embodiment, the detection sensor is located at the qualified discharge port 12, and the detection sensor is an infrared sensor or a proximity sensor; specifically, after detecting one action of the first screening power source 2, the infrared sensor or the proximity sensor detects whether a qualified sheet is pushed out from the qualified discharge port 12, if so, it indicates that the screened sheet is a qualified sheet, and if not, it indicates that the screened sheet is a disqualified sheet, and the action of the second screening power source 3 is required to perform a blanking action on the disqualified sheet, where the blanking action is consistent with that of the embodiment 1 and is not repeated.
The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.
Claims (10)
1. The utility model provides a sheet autofilter mechanism, its characterized in that, including screening feed bin, first screening power supply and second screening power supply, feed inlet, qualified discharge gate and unqualified discharge gate have been seted up to the screening feed bin, the inside pushing away material chamber, connecting rod and the reset spring of being equipped with of screening feed bin, the pushing away material chamber is just right the qualified discharge gate, first screening power supply with the second screening power supply is located respectively screening feed bin's side, the output of first screening power supply is connected with the push pedal, push pedal swing joint is in push away the material intracavity, the connecting rod articulates in the screening feed bin, the one end of connecting rod is just right the output of second screening power supply, the reset spring supports the other end of connecting rod, on the push pedal or the qualified discharge gate is equipped with detection sensor.
2. The automated sheet screening mechanism of claim 1 wherein said sensor is a pressure sensor if said sensor is located on said pusher plate.
3. The automated sheet screening mechanism of claim 1, wherein the detection sensor is an infrared sensor or a proximity sensor if the detection sensor is located at the acceptable discharge port.
4. The automatic sheet screening mechanism of claim 1, wherein the feed inlet is located at the top of the screening bin, the pass outlet is located at the side of the screening bin, and the fail outlet is located at the bottom of the screening bin.
5. The automatic sheet screening mechanism according to claim 1, wherein when said first screening power source is in a first operating state, said push plate is positioned at an end of said pusher cavity adjacent said acceptable discharge port; when the first screening power source is in the second working state, the push plate is positioned at one end of the pushing cavity, which is far away from the qualified discharge port.
6. The automatic sheet screening mechanism according to claim 1, wherein when said second screening power source is in a first operating state, one end of said connecting rod is located at said reject outlet to block the falling of sheets; when the second screening power source is in a second working state, one end of the connecting rod is far away from the unqualified discharge port, and the other end of the connecting rod is propped against the penultimate sheet.
7. An automatic sheet screening mechanism according to any one of claims 1 to 6, wherein an in-place sensor is provided in the screening bin, the in-place sensor being disposed opposite the pusher cavity.
8. An automatic sheet screening mechanism according to any one of claims 1 to 6, wherein one end of the return spring is connected to an inner wall of the screening bin, and the other end of the return spring is connected to the connecting rod.
9. The automated sheet screening mechanism of any one of claims 1 to 6, wherein the first screening power source and the second screening power source are air cylinders or motors.
10. An automated sheet material screening mechanism according to any one of claims 1 to 6, wherein the size of said acceptable discharge port is adapted to the size of the sheet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322778273.6U CN220901091U (en) | 2023-10-17 | 2023-10-17 | Automatic sheet screening mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322778273.6U CN220901091U (en) | 2023-10-17 | 2023-10-17 | Automatic sheet screening mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220901091U true CN220901091U (en) | 2024-05-07 |
Family
ID=90903461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322778273.6U Active CN220901091U (en) | 2023-10-17 | 2023-10-17 | Automatic sheet screening mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220901091U (en) |
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2023
- 2023-10-17 CN CN202322778273.6U patent/CN220901091U/en active Active
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