CN113532612A - Automatic blanking mechanism with accurate function of weighing - Google Patents
Automatic blanking mechanism with accurate function of weighing Download PDFInfo
- Publication number
- CN113532612A CN113532612A CN202110855392.XA CN202110855392A CN113532612A CN 113532612 A CN113532612 A CN 113532612A CN 202110855392 A CN202110855392 A CN 202110855392A CN 113532612 A CN113532612 A CN 113532612A
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- plate
- rotating shaft
- fixed
- support
- bottom plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
Abstract
The invention relates to a weighing automatic blanking device, in particular to an automatic blanking mechanism with an accurate weighing function. The device comprises a bottom plate, wherein a support is arranged above the bottom plate and is connected with the bottom plate through a weighing sensor. A blanking hopper is arranged on the support, and a material blocking cover plate is arranged at the lower end of the blanking hopper. The blanking hopper is characterized in that a rotating shaft is arranged on a support on one side of the blanking hopper and is connected with a material blocking cover plate through a connecting plate, a mounting plate is fixed on one side of the connecting plate far away from the blanking hopper, and a weight is arranged on the mounting plate. One end of the rotating shaft penetrates through the bracket and extends out, and a turning strip is fixed at the extending end of the rotating shaft. A fixed plate is arranged on a bottom plate corresponding to one side of the rotating shaft far away from the blanking hopper, a pushing cylinder is arranged on the fixed plate, and the outer end of a piston rod of the pushing cylinder faces towards the overturning strip. The blanking mechanism is accurate in weighing and cannot influence subsequent processing.
Description
Technical Field
The invention relates to a weighing automatic blanking device, in particular to an automatic blanking mechanism with an accurate weighing function. It is especially suitable for rubber powder.
Background
At present, the automatic blanking device for weighing used in the sealing gasket manufacturing industry comprises a horizontally arranged bottom plate, a support is arranged above the bottom plate, and the support is connected with the bottom plate through a weighing sensor. The support is provided with a horizontally arranged blanking hopper, the lower end of the blanking hopper is provided with a turning plate, and a pushing cylinder is hinged between the turning plate and the outer side wall of the blanking hopper. When in use, the pushing cylinder is connected with a power source. When the powder feeding device works, powder is manually placed into a blanking hopper. Then, depending on the value of the load cell, a portion of the powder is manually placed or removed to a desired weight. And finally, the power source provides power, the piston rod of the pushing cylinder extends out, the turning plate is opened, the powder falls to the next procedure from the lower end of the blanking hopper, and after the powder completely falls out, the piston rod of the pushing cylinder drives the turning plate to reset. The pushing cylinder is usually pneumatic and electric, the pneumatic needs to be connected with an air pipe, and the electric needs to be connected with an electric wire. The pushing cylinder of the automatic weighing blanking device is fixed on a blanking hopper, and when a weighing sensor is used for weighing, the pushing cylinder and a part of length of electric wire or air pipe are required to be weighed together. However, the electric wire or the air pipe is made of soft materials, and after the pushing cylinder acts, the electric wire or the air pipe stays at different positions, so that the lengths of the weighed electric wire or the weighed air pipe are inconsistent, the weighing is inaccurate, and the subsequent processing is influenced.
Disclosure of Invention
The invention aims to provide an automatic blanking mechanism with an accurate weighing function, which is accurate in weighing and does not influence subsequent processing.
In order to solve the problems, the following technical scheme is provided:
the automatic blanking mechanism with the accurate weighing function comprises a horizontally arranged bottom plate, wherein a support is arranged above the bottom plate and is connected with the bottom plate through a weighing sensor. The support is provided with a horizontally arranged blanking hopper, and the lower end of the blanking hopper is provided with a material blocking cover plate. The blanking hopper is characterized in that a rotating shaft is horizontally arranged on a support on one side of the blanking hopper, the rotating shaft is in rotating fit with the support, the rotating shaft is located above the material blocking cover plate and is connected with the material blocking cover plate through a connecting plate, a mounting plate is fixed on one side of the connecting plate far away from the blanking hopper, and a weight is arranged on the mounting plate, so that the cover plate is horizontally arranged and completely shields the lower end of the blanking hopper when the external force is not received by the rotating shaft. One end of the rotating shaft penetrates through the support and extends out, and a turning strip which extends out in the radial direction is fixed at the extending end of the rotating shaft. The bottom plate that keeps away from the pivot one side correspondence of blanking fill is fixed with vertical arrangement's fixed plate, is fixed with the promotion jar that the level was arranged on the fixed plate, the promotion jar with the pivot is perpendicular, and the piston rod outer end of promotion jar is towards the upset strip to the piston rod that promotes the jar stretches out, promotes the upset strip and drives the pivot rotation, makes the apron open.
The push plate mechanism comprises a push cylinder, a fixed plate, a push rod, a push plate, a push rod and a push plate, wherein a guide hole is formed in the fixed plate below the push cylinder, a guide rod is horizontally arranged in the guide hole, the guide rod is parallel to the push cylinder, the guide rod and the guide hole are in sliding fit, the push plate is vertically arranged and fixed to the outer end of the piston rod of the push cylinder, and one end of the guide rod is connected with the push plate.
The push plate is provided with a fixed block extending towards the turning strip, one side of the fixed block is provided with a rolling bearing, the axis of the rolling bearing is parallel to the axis of the rotating shaft, and when a piston rod of the pushing cylinder extends out, the rotating bearing is abutted against the turning strip.
And one side of the turning strip corresponding to the rotating bearing is provided with a notch.
The support includes the carriage that the level was arranged, and one side of carriage is uncovered form, and that carriage is uncovered relative carriage frame is first frame, and there is the backup pad that the level was arranged between two other frames of carriage, the blanking fill is fixed in the backup pad, has the breach of stepping down on that section bottom plate of blanking fill below, and the lower extreme of blanking fill passes the breach of stepping down and stretches out to the backup pad below.
And a stand column is fixed on the bottom plate outside the first frame, and a vibration hammer is fixed on the stand column. A mounting seat is fixed on the side wall of the upright column close to the support frame, and the weighing sensor is horizontally arranged between the mounting seat and the first side frame; the rotating shaft is positioned in the opening of the supporting frame and is parallel to the first side frame.
The lower extreme of stand has the base, and the base is fixed on the bottom plate, and has the sheet rubber between base and the bottom plate.
The mounting panel is gone up and is had set gradually two screw holes from one side to the opposite side that is close to the pivot, the pouring weight cover is installed, has the fixed orifices on the pouring weight, and the fixed orifices has the set screw rather than one of them screw hole within a definite time.
By adopting the scheme, the method has the following advantages:
the bracket on one side of the blanking hopper of the automatic blanking mechanism with the accurate weighing function is provided with the rotating shaft which is horizontally arranged, the rotating shaft is in rotating fit with the bracket, the rotating shaft is positioned above the material blocking cover plate and is connected with the material blocking cover plate through the connecting plate, one side of the connecting plate far away from the blanking hopper is fixedly provided with the mounting plate, the mounting plate is provided with the weight, so that the cover plate is horizontally arranged and completely shields the lower end of the blanking hopper when the rotating shaft is not in an external force receiving state, one end of the rotating shaft penetrates through the bracket to extend out, the extending end of the rotating shaft is fixedly provided with the turning strip which extends radially outwards, the bottom plate corresponding to one side of the rotating shaft far away from the blanking hopper is fixedly provided with the fixing plate which is vertically arranged, the fixing plate is fixedly provided with the pushing cylinder which is horizontally arranged, the pushing cylinder is vertical to the rotating shaft, and the outer end of the piston rod of the pushing cylinder faces the turning strip. The automatic blanking mechanism utilizes the mounting plate, the heavy block, the rotating shaft, the connecting plate and the material blocking cover plate to form a lever, and utilizes the weight of the heavy block to ensure that the material blocking cover plate has enough material blocking force in a closed state. A promote the jar for driving the material stopping cover plate and open and install on the bottom plate, promote jar itself, and be used for all not participating in weighing with the trachea or the electric wire that the power supply links to each other to avoided, the inaccurate problem of weighing that appears in the position difference of electric wire or tracheal stop, ensured that follow-up processing can normally go on.
Drawings
FIG. 1 is a schematic structural diagram of an automatic blanking mechanism with a precise weighing function according to the present invention;
fig. 2 is a schematic perspective view of the automatic blanking mechanism with the accurate weighing function in a rear view state.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the automatic blanking mechanism with accurate weighing function of the present invention includes a horizontally disposed bottom plate 1, and a bracket is disposed above the bottom plate 1 and connected to the bottom plate 1 through a weighing sensor 4. The support is provided with a horizontally arranged blanking hopper 8, and the lower end of the blanking hopper 8 is provided with a material blocking cover plate 25. There is the pivot 19 of horizontal arrangement on the support of 8 one sides of blanking fill, and pivot 19 passes through copper sheathing 18 and links to each other with the support, is the cooperation of rotating form between pivot 19 and support, and pivot 19 is located keep off material apron 25 top, pivot 19 pass through connecting plate 24 and keep off material apron 25 and link to each other, and the connecting plate 24 one side of keeping away from blanking fill 8 is fixed with mounting panel 22, has pouring weight 23 on the mounting panel 22 for pivot 19 is not receiving under the external force state, and the apron is the level and arranges, shelters from 8 lower extremes of blanking fill completely. One end of the rotating shaft 19 penetrates through the bracket and extends out, and the outward extending end of the rotating shaft 19 is fixed with a turning strip 9 which extends out in the radial direction. A fixing plate 14 which is vertically arranged is fixed on the bottom plate 1 corresponding to one side of a rotating shaft 19 which is far away from the blanking hopper 8, a pushing cylinder 16 which is horizontally arranged is fixed on the fixing plate 14, the pushing cylinder 16 is perpendicular to the rotating shaft 19, the outer end of a piston rod of the pushing cylinder 16 faces the turnover strip 9, so that the piston rod of the pushing cylinder 16 extends out, the turnover strip 9 is pushed to drive the rotating shaft 19 to rotate, and the cover plate is opened. The support includes the carriage 28 of horizontal arrangement, and one side of carriage 28 is uncovered form, and the carriage 28 uncovered relative carriage 28 frame is first frame 281, and there is the backup pad 27 of horizontal arrangement between two other frames of carriage 28, blanking fill 8 is fixed on backup pad 27, has the breach of stepping down 26 on the section bottom plate 1 of blanking fill 8 below, and blanking fill 8's lower extreme passes the breach of stepping down 26 and stretches out to backup pad 27 below. A vertical column 5 is fixed on the bottom plate 1 outside the first frame 281, and a vibration hammer 7 is fixed on the vertical column 5. A mounting seat 6 is fixed to a side wall of the pillar 5 adjacent to the support frame 28, and the load cell 4 is horizontally disposed between the mounting seat 6 and the first side frame 281. The rotating shaft 19 is located in the opening of the supporting frame 28, and the rotating shaft 19 is parallel to the first side frame 281.
In order to guide, a guide hole is formed in the fixing plate 14 below the pushing cylinder 16, a guide rod 17 horizontally arranged is arranged in the guide hole, the guide rod 17 is parallel to the pushing cylinder 16, the guide rod 17 is in sliding fit with the guide hole, a push plate 13 vertically arranged is fixed at the outer end of a piston rod of the pushing cylinder 16, and one end of the guide rod 17 is connected with the push plate 13. In this embodiment, the linear bearing 15 is concentrically fixed in the guide hole, and the guide rod 17 is located in the linear bearing 15, so that the guide rod 17 and the guide hole are in sliding fit.
In order to reduce friction force and facilitate pushing, a fixed block 12 extending towards the turnover strip 9 is arranged on the push plate 13, a rolling bearing 11 is arranged on one side of the fixed block 12, the axis of the rolling bearing 11 is parallel to the axis of the rotating shaft 19, and when a piston rod of the push cylinder 16 extends, the rotating bearing is abutted against the turnover strip 9. And one side of the turning strip 9 corresponding to the rotating bearing is provided with a notch 10.
In order to reduce the loss of vibration energy, the lower end of the upright post 5 is provided with a base 3, the base 3 is fixed on the bottom plate 1, and a rubber sheet 2 is arranged between the base 3 and the bottom plate 1.
At least two threaded holes 21 are sequentially formed in the mounting plate 22 from one side close to the rotating shaft 19 to the other side, the weight 23 is sleeved on the mounting plate, a fixing hole is formed in the weight 23, and a fixing screw 20 is arranged between the fixing hole and one of the threaded holes 21. The advantage of this design is that the position of the weight 23 can be adjusted to adjust the moment arm so that the striker plate 25 can bear different weights of powder.
When the automatic blanking mechanism with the accurate weighing function is used, the automatic blanking mechanism with the accurate weighing function is installed on a production line through the bottom plate 1, the lower end of the blanking hopper 8 faces to a feeding mechanism of the next station of the production line, and the pushing cylinder 16 is connected with a power source. When the powder feeder works, powder is firstly put into the blanking hopper 8 manually (under the action of the weight 23, the material blocking cover plate 25 is attached to the lower end of the blanking hopper 8, so that the powder cannot leak out). Then, depending on the value of the load cell, a portion of the powder is manually placed or removed to a desired weight. Then, the power source drives the piston rod of the pushing cylinder 16 to extend out, the rolling bearing 11 pushes the turnover bar 9 to drive the rotating shaft 19 to rotate, the rotating shaft 19 drives the heavy object and the material blocking cover plate 25 to rotate through the mounting plate 22 and the connecting plate 24, the material blocking cover plate 25 leaves the lower end of the blanking hopper 8, and powder in the blanking hopper 8 falls to the next process. After that, the vibration hammer 7 vibrates to shake off the residual powder in the hopper 8. And finally, the piston rod of the pushing cylinder 16 is retracted and reset, and the material blocking cover plate 25 is reset under the action of the weight 23.
Claims (8)
1. The automatic blanking mechanism with the accurate weighing function comprises a bottom plate (1) which is horizontally arranged, wherein a support is arranged above the bottom plate (1), and the support is connected with the bottom plate (1) through a weighing sensor (4); a blanking hopper (8) is horizontally arranged on the bracket, and a material blocking cover plate (25) is arranged at the lower end of the blanking hopper (8); the anti-theft device is characterized in that a rotating shaft (19) is horizontally arranged on a support on one side of the blanking hopper (8), the rotating shaft (19) is in rotating fit with the support, the rotating shaft (19) is positioned above the material blocking cover plate (25), the rotating shaft (19) is connected with the material blocking cover plate (25) through a connecting plate (24), a mounting plate (22) is fixed on one side of the connecting plate (24) far away from the blanking hopper (8), and a weight (23) is arranged on the mounting plate (22), so that the cover plate is horizontally arranged and completely shields the lower end of the blanking hopper (8) when the rotating shaft (19) does not receive external force; one end of the rotating shaft (19) penetrates through the support and extends out, and a turning strip (9) which extends out in the radial direction is fixed on the extending-out end of the rotating shaft (19); keep away from fixed plate (14) of vertical arrangement on bottom plate (1) that pivot (19) one side of blanking fill (8) corresponds, be fixed with the promotion jar (16) that the level was arranged on fixed plate (14), promote jar (16) with pivot (19) are perpendicular, and the piston rod outer end of promotion jar (16) is towards upset strip (9) to the piston rod that promotes jar (16) stretches out, promotes upset strip (9) and drives pivot (19) and rotate, makes the apron open.
2. The automatic blanking mechanism with the accurate weighing function according to claim 1, characterized in that a guide hole is formed in a fixing plate (14) below the pushing cylinder (16), a horizontally arranged guide rod (17) is arranged in the guide hole, the guide rod (17) is parallel to the pushing cylinder (16), the guide rod (17) is in sliding fit with the guide hole, a vertically arranged push plate (13) is fixed on the outer end of a piston rod of the pushing cylinder (16), and one end of the guide rod (17) is connected with the push plate (13).
3. The automatic blanking mechanism with the accurate weighing function according to claim 2, characterized in that the push plate (13) is provided with a fixed block (12) extending towards the turnover bar (9), one side of the fixed block (12) is provided with a rolling bearing (11), the axis of the rolling bearing (11) is parallel to the axis of the rotating shaft (19), and when the piston rod of the pushing cylinder (16) extends out, the rotating bearing abuts against the turnover bar (9).
4. The automatic blanking mechanism with the accurate weighing function of claim 3 is characterized in that one side of the turning strip (9) corresponding to the rotating bearing is provided with a notch (10).
5. The automatic blanking mechanism with the accurate weighing function according to claim 1, wherein the support comprises a horizontally arranged support frame (28), one side of the support frame (28) is open, the frame of the support frame (28) opposite to the opening is a first frame (281), a horizontally arranged support plate (27) is arranged between the other two frames of the support frame (28), the blanking hopper (8) is fixed on the support plate (27), an abdicating notch (26) is arranged on the section of the bottom plate (1) below the blanking hopper (8), and the lower end of the blanking hopper (8) passes through the abdicating notch (26) and extends out to the lower side of the support plate (27).
6. The automatic blanking mechanism with the accurate weighing function of claim 5, characterized in that a vertical column (5) is fixed on the bottom plate (1) outside the first frame (281), and a vibration hammer (7) is fixed on the vertical column (5); a mounting seat (6) is fixed on the side wall of the upright post (5) close to the supporting frame (28), and the weighing sensor (4) is horizontally arranged between the mounting seat (6) and the first frame (281); the rotating shaft (19) is positioned in the opening of the supporting frame (28), and the rotating shaft (19) is parallel to the first frame (281).
7. The automatic blanking mechanism with the accurate weighing function of claim 6, characterized in that the lower end of the upright post (5) is provided with a base (3), the base (3) is fixed on the bottom plate (1), and a rubber sheet (2) is arranged between the base (3) and the bottom plate (1).
8. The automatic blanking mechanism with the accurate weighing function of any one of claims 1 to 7, wherein the mounting plate (22) is provided with at least two threaded holes (21) from one side to the other side close to the rotating shaft (19), the weight (23) is sleeved on the mounting plate, the weight (23) is provided with a fixing hole, and a fixing screw (20) is arranged between the fixing hole and one of the threaded holes (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855392.XA CN113532612A (en) | 2021-07-29 | 2021-07-29 | Automatic blanking mechanism with accurate function of weighing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855392.XA CN113532612A (en) | 2021-07-29 | 2021-07-29 | Automatic blanking mechanism with accurate function of weighing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113532612A true CN113532612A (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110855392.XA Pending CN113532612A (en) | 2021-07-29 | 2021-07-29 | Automatic blanking mechanism with accurate function of weighing |
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| CN (1) | CN113532612A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354432A (en) * | 2021-12-03 | 2022-04-15 | 南京大树智能科技股份有限公司 | Tobacco stem weighing device and method for translational sampling |
| CN114383881A (en) * | 2021-12-02 | 2022-04-22 | 南京大树智能科技股份有限公司 | Online automatic control tobacco stem sampling and weighing device and method for cigarette making machine |
-
2021
- 2021-07-29 CN CN202110855392.XA patent/CN113532612A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383881A (en) * | 2021-12-02 | 2022-04-22 | 南京大树智能科技股份有限公司 | Online automatic control tobacco stem sampling and weighing device and method for cigarette making machine |
| CN114354432A (en) * | 2021-12-03 | 2022-04-15 | 南京大树智能科技股份有限公司 | Tobacco stem weighing device and method for translational sampling |
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