CN211401381U - Material feeding unit of weightless balance - Google Patents
Material feeding unit of weightless balance Download PDFInfo
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- CN211401381U CN211401381U CN202020142348.5U CN202020142348U CN211401381U CN 211401381 U CN211401381 U CN 211401381U CN 202020142348 U CN202020142348 U CN 202020142348U CN 211401381 U CN211401381 U CN 211401381U
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- fixedly connected
- sieve
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- cam
- gear box
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Abstract
The utility model provides a weightless balance's material feeding unit relates to the weightless balance field. This material feeding unit of weightless scale includes the weighing platform, weighing platform top fixedly connected with extension board, extension board one side is equipped with the motor, the extension board opposite side is equipped with the gear box, one side of gear box is equipped with the feeder sleeve, the feeder sleeve top is equipped with the weighing hopper, feeder sleeve one side fixedly connected with discharging pipe, the inside screw rod that is equipped with of feeder sleeve, the outside integrated into one piece of feeder sleeve has the cam groove, be equipped with the cam on the screw rod, the cam top is equipped with the sieve, the sieve top is equipped with the straight-bar, straight-bar top cover is equipped with straight section of thick bamboo. This weightless balance's material feeding unit is through making the sieve reciprocal action many times when the material powder, can will pile up the powder in the weighing hopper inside, takes the below of sieve to it is inside to make the powder of weighing hopper drag into the feed pipe, avoids the material to block up, is favorable to weighing the material that mobility is not good.
Description
Technical Field
The utility model relates to a weightless balance technical field specifically is a material feeding unit of weightless balance.
Background
The weightlessness scale is a weighing device with discontinuous feeding and continuous discharging, and can achieve higher control precision due to the fact that the loss control is carried out in a hopper, and the structure is easy to seal, so that the weightlessness scale is greatly improved compared with a spiral scale in powder control, and is suitable for controlling and proportioning of fine materials such as cement, lime powder and coal powder.
Traditional weightless balance's pay-off structure is at the in-service use in-process, because when weighing some less material of mobility, the material piles up easily or the card is inside the hopper, leads to the pay-off to block up, influences actual measurement's effect.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a weightless balance's material feeding unit to solve the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a weightless balance's material feeding unit, includes the weighing platform, weighing platform top fixedly connected with extension board, extension board one side is equipped with the motor, motor and extension board fixed connection, the extension board opposite side is equipped with the gear box, one side of gear box is equipped with the feeder sleeve, feeder sleeve and gear box fixed connection, the feeder sleeve top is equipped with the weighing hopper, feeder sleeve one side fixedly connected with discharging pipe, the inside screw rod that is equipped with of feeder sleeve, the outside integrated into one piece of feeder sleeve has the cam groove, be equipped with the cam on the screw rod, the cam top is equipped with the sieve, the sieve top is equipped with the straight-bar, sieve and straight-bar fixed connection, straight-bar top cover is equipped with straight section of thick bamboo, straight section of thick bamboo top and weighing hopper fixed connection, sieve top fixedly connected with.
Preferably, the bottom of the gear box is fixedly connected with the weighing platform, and one end of an output shaft of the motor penetrates through the support plate to be fixedly connected with an input shaft of the gear box.
Preferably, the feeding pipe is connected with the measuring hopper through a bolt, and the feeding pipe is communicated with the measuring hopper.
Preferably, an output shaft of the gear box is fixedly connected with one end of the screw rod, and the cam is fixedly sleeved with the screw rod.
Preferably, the sieve plate is arranged in the weighing hopper, and the bottom of the sieve plate is in contact with the cam.
Preferably, the straight cylinders are movably sleeved with the straight rods, and the number of the straight rods and the number of the straight cylinders are not less than two.
Preferably, the sieve plate, the fixing rod and the pressing plate are coaxial, through holes are formed in the pressing plate, the through holes are multiple in number, and the through holes are distributed in an annular array relative to the pressing plate.
The utility model provides a weightless balance's material feeding unit, its beneficial effect who possesses as follows:
1. this weightless balance's material feeding unit passes through the screw rod and drives the inside rotation of cam at feeder tube and cam groove, the cam is eccentric rotation when rotating on the screw rod, the summit of cam moves and contacts the sieve between the top dead center and with the sieve jack-up, through installing straight-bar and straight section of thick bamboo between sieve and the weighing hopper, when the sieve rebound, the straight-bar retraction is inside with the altitude variation of adaptation sieve in a straight section of thick bamboo, the powder of material is lifted up and is put down on the sieve, when the sieve is reciprocating action in the material powder many times, can be with piling up the powder inside the weighing hopper, take the below of sieve, thereby make the inside powder of weighing hopper drag into the feeder tube inside, then the feeder tube is with the powder through feeder tube and discharging pipe discharge, avoid the material jam, be favorable to weighing to the material that mobility is not good.
2. This weightless balance's material feeding unit is through installing the dead lever at the sieve top, with the top installation clamp plate of dead lever, and the action about reciprocating of sieve is followed to dead lever and clamp plate, overturns the inside material of weighing hopper, avoids the material overstock, sets up the through-hole on the clamp plate simultaneously, can avoid the material at clamp plate top, receives the effect of impact force, leads to the material spill, avoids the condition of jam in advance.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;
fig. 4 is a schematic view of the pressing plate structure of the present invention.
In the figure: the device comprises a weighing platform 1, a support plate 2, a motor 3, a gear box 4, a feeding pipe 5, a metering hopper 6, a discharging pipe 7, a screw rod 8, a cam groove 9, a cam 10, a sieve plate 11, a straight rod 12, a straight cylinder 13, a fixing rod 14 and a pressing plate 15.
Detailed Description
The embodiment of the utility model provides a feeder of weightless scale, as shown in fig. 1-4, including weighing platform 1, the top of weighing platform 1 is fixedly connected with extension board 2, extension board 2 one side is equipped with motor 3, motor 3 and extension board 2 fixed connection, the other side of extension board 2 is equipped with gear box 4, one side of gear box 4 is equipped with feed pipe 5, feed pipe 5 and gear box 4 fixed connection, the top of feed pipe 5 is equipped with weighing hopper 6, one side of feed pipe 5 is fixedly connected with discharging pipe 7, the inside of feed pipe 5 is equipped with screw rod 8, the outside of feed pipe 5 is integrated into one piece has cam groove 9, be equipped with cam 10 on screw rod 8, the top of cam 10 is equipped with sieve plate 11, the top of sieve plate 11 is equipped with straight-bar 12, sieve plate 11 and straight-bar 12 fixed connection, straight-bar 12 top cover is equipped with straight-tube, the top of the straight cylinder 13 is fixedly connected with the metering hopper 6, the top of the sieve plate 11 is fixedly connected with a fixed rod 14, and the top of the fixed rod 14 is fixedly connected with a pressing plate 15;
the bottom of the gear box 4 is fixedly connected with the weighing platform 1, one end of an output shaft of the motor 3 penetrates through the support plate 2 and is fixedly connected with an input shaft of the gear box 4, the motor 3 rotates to transmit power to the screw 8 through the gear box 4, and the screw 8 can rotate inside the feeding pipe 5 along with the output shaft of the gear box 4;
the feeding pipe 5 is connected with the measuring hopper 6 through a bolt, the feeding pipe 5 is communicated with the measuring hopper 6, and materials are put into the feeding pipe from the measuring hopper 6;
an output shaft of the gear box 4 is fixedly connected with one end of the screw 8, and the cam 10 is fixedly sleeved with the screw 8;
the sieve plate 11 is arranged in the weighing hopper 6, the bottom of the sieve plate 11 is contacted with the cam 10, and when the sieve plate 11 acts on the material powder repeatedly, the powder accumulated in the weighing hopper 6 can be brought below the sieve plate 11;
the straight cylinder 13 is movably sleeved with the straight rod 12, and the number of the straight rod 12 and the straight cylinder 13 is not less than two;
The implementation mode is specifically as follows: the material is put into the weighing hopper 6, the motor 3 is started, the motor 3 rotates to transmit power to the screw rod 8 through the gear box 4, the screw rod 8 can rotate inside the feeding pipe 5 along with the output shaft of the gear box 4, when the screw rod 8 rotates, the cam 10 can be driven to rotate inside the feeding pipe 5 and the cam groove 9, when the cam 10 rotates on the screw rod 8, the cam 10 eccentrically rotates, the top point of the cam 10 moves to the top dead point to contact the sieve plate 11 and push up the sieve plate 11, by installing the straight rod 12 and the straight cylinder 13 between the sieve plate 11 and the weighing hopper 6, when the sieve plate 11 moves upwards, the straight rod 12 retracts into the straight cylinder 13 to adapt to the height change of the sieve plate 11, the powder of the material is lifted and put down on the sieve plate 11, when the sieve plate 11 repeatedly acts on the material powder, the powder accumulated inside the weighing hopper 6 can be brought below the sieve plate 11, so that the powder inside the weighing hopper 6 is dragged into the feeding pipe 5, then feeder tube 5 discharges the powder through feeder tube 5 and discharging pipe 7, avoid the material to block up, be favorable to weighing the material that flow is not good, install dead lever 14 at 11 tops of sieve simultaneously, top installation clamp plate 15 with dead lever 14, dead lever 14 and clamp plate 15 are along with the reciprocal action from top to bottom of sieve 11, material to 6 inside of weighing hopper overturns, avoid the material overstock, set up the through-hole on the clamp plate 15 simultaneously, can avoid the material at 15 tops of clamp plate, receive the effect of impulsive force, lead to the material spill, avoid the condition of jam in advance.
The working principle is as follows: drive cam 10 through screw rod 8 and rotate in the inside of feed pipe 5 and cam groove 9, cam 10 is eccentric rotation when rotating on screw rod 8, the summit of cam 10 moves and contacts sieve 11 and with sieve 11 jack-up between the top dead center, through installing straight-bar 12 and straight section of thick bamboo 13 between sieve 11 and the weighing hopper 6, when sieve 11 upward movement, straight-bar 12 retracts inside the height variation of straight section of thick bamboo 13 in order to adapt to sieve 11, the powder of material is lifted up and put down on sieve 11, when the reciprocal effect in material powder of sieve 11 many times, can be with piling up the powder inside the weighing hopper 6, take the below of sieve 11, thereby make the inside powder of weighing hopper 6 drag into feed pipe 5 inside, then feed pipe 5 discharges the powder through feed pipe 5 and discharging pipe 7, avoid the material jam, be favorable to weighing the material that mobility is not good.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a material feeding unit of weightless balance, includes weighing platform (1), its characterized in that: the top of the weighing platform (1) is fixedly connected with a support plate (2), one side of the support plate (2) is provided with a motor (3), the motor (3) is fixedly connected with the support plate (2), the other side of the support plate (2) is provided with a gear box (4), one side of the gear box (4) is provided with a feeding pipe (5), the feeding pipe (5) is fixedly connected with the gear box (4), the top of the feeding pipe (5) is provided with a metering hopper (6), one side of the feeding pipe (5) is fixedly connected with a discharging pipe (7), a screw rod (8) is arranged inside the feeding pipe (5), the outer part of the feeding pipe (5) is integrally formed with a cam groove (9), a cam (10) is arranged on the screw rod (8), the top of the cam (10) is provided with a sieve plate (11), the top of the sieve plate (11) is provided with a straight rod (12, the top of the straight rod (12) is sleeved with a straight cylinder (13), the top of the straight cylinder (13) is fixedly connected with the metering hopper (6), a fixing rod (14) is fixedly connected to the top of the sieve plate (11), and a pressing plate (15) is fixedly connected to the top of the fixing rod (14).
2. The feeding device of a weightless scale according to claim 1, characterized in that: the bottom of the gear box (4) is fixedly connected with the weighing platform (1), and one end of an output shaft of the motor (3) penetrates through the support plate (2) to be fixedly connected with an input shaft of the gear box (4).
3. The feeding device of a weightless scale according to claim 1, characterized in that: the feeding pipe (5) is connected with the measuring hopper (6) through a bolt, and the feeding pipe (5) is communicated with the measuring hopper (6).
4. The feeding device of a weightless scale according to claim 1, characterized in that: an output shaft of the gear box (4) is fixedly connected with one end of the screw rod (8), and the cam (10) is fixedly sleeved with the screw rod (8).
5. The feeding device of a weightless scale according to claim 1, characterized in that: the sieve plate (11) is arranged in the weighing hopper (6), and the bottom of the sieve plate (11) is in contact with the cam (10).
6. The feeding device of a weightless scale according to claim 1, characterized in that: the straight tube (13) is movably sleeved with the straight rod (12), and the number of the straight rod (12) and the number of the straight tube (13) are not less than two.
7. The feeding device of a weightless scale according to claim 1, characterized in that: the screen plate (11), the fixing rod (14) and the pressing plate (15) are coaxial, through holes are formed in the pressing plate (15), the number of the through holes is multiple, and the through holes are distributed in an annular array relative to the pressing plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020142348.5U CN211401381U (en) | 2020-01-22 | 2020-01-22 | Material feeding unit of weightless balance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020142348.5U CN211401381U (en) | 2020-01-22 | 2020-01-22 | Material feeding unit of weightless balance |
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| CN211401381U true CN211401381U (en) | 2020-09-01 |
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| CN202020142348.5U Active CN211401381U (en) | 2020-01-22 | 2020-01-22 | Material feeding unit of weightless balance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845091A (en) * | 2021-01-10 | 2021-05-28 | 郑州利致机电科技有限公司 | Feeding device for industrial boiler |
-
2020
- 2020-01-22 CN CN202020142348.5U patent/CN211401381U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845091A (en) * | 2021-01-10 | 2021-05-28 | 郑州利致机电科技有限公司 | Feeding device for industrial boiler |
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