CN111891768A - Material conveying device of automatic powder weighing machine with vibrator - Google Patents
Material conveying device of automatic powder weighing machine with vibrator Download PDFInfo
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- CN111891768A CN111891768A CN202010771883.1A CN202010771883A CN111891768A CN 111891768 A CN111891768 A CN 111891768A CN 202010771883 A CN202010771883 A CN 202010771883A CN 111891768 A CN111891768 A CN 111891768A
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- shaft
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- 239000000463 material Substances 0.000 title claims abstract description 73
- 239000000843 powder Substances 0.000 title claims abstract description 42
- 238000005303 weighing Methods 0.000 title claims abstract description 38
- 238000003860 storage Methods 0.000 claims abstract description 25
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 8
- 230000001133 acceleration Effects 0.000 description 4
- 229920000877 Melamine resin Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/54—Large containers characterised by means facilitating filling or emptying
- B65D88/64—Large containers characterised by means facilitating filling or emptying preventing bridge formation
- B65D88/68—Large containers characterised by means facilitating filling or emptying preventing bridge formation using rotating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
- B65G65/463—Devices for emptying otherwise than from the top using screw conveyors arranged vertically or substantially vertically within the container
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G17/00—Apparatus for or methods of weighing material of special form or property
- G01G17/04—Apparatus for or methods of weighing material of special form or property for weighing fluids, e.g. gases, pastes
- G01G17/06—Apparatus for or methods of weighing material of special form or property for weighing fluids, e.g. gases, pastes having means for controlling the supply or discharge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Jigging Conveyors (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)
Abstract
The invention discloses a material conveying device of an automatic powder weighing machine with a vibrator, which comprises a spiral conveying mechanism arranged on the basis of a material storage box, wherein the material storage box comprises a hopper-shaped box body and a box cover arranged at the upper opening of the hopper-shaped box body, the lower opening of the hopper-shaped box body is a discharge opening, the spiral conveying mechanism comprises a spiral material conveying rod coaxially arranged in a conveying pipe, and the conveying pipe is coaxially arranged at the discharge opening of the material storage box; the center of the box cover is provided with an electromagnetic vibrator I through an electromagnetic seat, the electromagnetic vibrator I comprises a shell seat which is arranged on the electromagnetic seat through a spring seat, an electromagnetic shaft which penetrates through the spring seat and is arranged in the electromagnetic seat is arranged in the shell seat, and an electromagnetic induction coil which is sleeved on the electromagnetic shaft is arranged in the shell seat; the hopper-shaped box body is internally and coaxially provided with a long shaft, the upper end of the long shaft extends out of the box cover and is connected with the spring seat through inclined spring pieces which are uniformly distributed on the circumference, the rotating direction of each inclined spring piece is opposite to the rotating direction of the thread of the spiral material conveying rod, and the lower end of the long shaft is connected with the spiral material conveying rod. The invention has high weighing precision and good weighing efficiency.
Description
Technical Field
The invention relates to a weighing device in an instrument, in particular to a material conveying device of an automatic powder weighing machine with a vibrator.
Background
At present, a material conveying device for an automatic material weighing machine for small-weight powder is mainly of a belt transmission structure, namely, a motor is used for driving a material conveying belt to rotate or a vibrator is used for driving a material conveying plate to vibrate, so that the purpose of conveying materials for the automatic material weighing machine is achieved.
The invention with application number 201410031741.6 applies for a semi-automatic weighing machine for weighing melamine and the utility model with application number 201420043045.2 applies for a storage and metering screw device for a semi-automatic weighing machine for weighing melamine, because the power problem of material conveying is not solved, the powder material can not be actually conveyed, and therefore the powder material can not be converted into a product.
The traditional belt transmission structure (belt or plate material transmission device) is complex in structure and high in cost; when the material weighing precision is required to be higher, the material weighing efficiency of the belt transmission structure is very low.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a material conveying device of an automatic powder weighing machine with a vibrator.
The automatic powder weighing machine feeding device with the vibrator can solve the problems in the prior art, and one technical scheme comprises a spiral conveying mechanism based on storage box setting, the storage box comprises a hopper-shaped box body and a box cover arranged at the upper opening of the hopper-shaped box body, the lower opening of the hopper-shaped box body is a discharge opening, and the difference is that:
1. the spiral conveying mechanism comprises a spiral material conveying rod coaxially arranged in a conveying pipe, and the conveying pipe is coaxially arranged at a discharge port of the material storage box.
2. The electromagnetic vibrator I is installed in the center of the box cover through an electromagnetic seat and comprises a shell seat which is coaxially installed on the electromagnetic seat through a spring seat, an electromagnetic shaft which coaxially penetrates through the spring seat and is arranged in the electromagnetic seat is arranged in the shell seat, and an electromagnetic induction coil which is coaxially sleeved on the electromagnetic shaft is arranged in the shell seat.
3. The hopper-shaped box is internally and coaxially provided with a long shaft, the upper end of the long shaft extends out of the box cover and is connected with the spring seat through inclined spring pieces which are uniformly distributed on the circumference in the electromagnetic seat, the rotating direction of each inclined spring piece is opposite to the rotating direction of the thread of the spiral material conveying rod, and the lower end of the long shaft is connected with the spiral material conveying rod.
Furthermore, the unilateral clearance between the spiral material conveying rod and the conveying pipe is designed to be 0.1-0.5 mm.
In order to control the powder transmission, the helix angle of the helical material transmission rod is designed to be 7-20 degrees (smaller than the static friction angle of the powder and a channel is reserved for the powder transmission).
In order to facilitate replacement of the vulnerable screw-type material conveying rod, the screw-type material conveying rod is embedded into the long shaft and is locked in position by a threaded pin.
In order to avoid powder from being adhered in the hopper-shaped box body and facilitate discharging, the hopper-shaped box body is provided with an electromagnetic vibrator II.
The automatic powder weighing machine feeding device with the vibrator can solve the problems in the prior art, and comprises a spiral conveying mechanism based on the storage box, wherein the storage box comprises a hopper-shaped box body and a box cover arranged at the upper opening of the hopper-shaped box body, the lower opening of the hopper-shaped box body is a discharge opening, and the two different openings are as follows:
1. the spiral conveying mechanism comprises a spiral conveying rod coaxially arranged in the conveying pipe, the conveying pipe is obliquely arranged at the lower opening of the storage box, and a feeding hole formed in the conveying pipe is communicated with a discharging hole of the hopper-shaped box body.
2. The electromagnetic vibrator I comprises a shell seat which is coaxially arranged on the electromagnetic seat through a spring seat, an electromagnetic shaft which coaxially penetrates through the spring seat and is arranged in the electromagnetic seat is arranged in the shell seat, and an electromagnetic induction coil which is coaxially sleeved on the electromagnetic shaft is arranged in the shell seat.
3. The conveying pipe is internally and coaxially provided with a short shaft, the oblique upper end of the short shaft is connected with a spring seat in an electromagnetic seat through oblique spring pieces uniformly distributed on the circumference, the rotating direction of the oblique spring pieces is opposite to the rotating direction of threads of the spiral material conveying rod, and the oblique lower end of the short shaft is connected with the spiral material conveying rod.
Theoretically, the included angle between the axis of the conveying pipe and the vertical axis of the material storage box is more than or equal to 0 degree and less than or equal to 180 degrees.
In view of the reasonableness of structural design and use, the included angle between the axis of the conveying pipe and the vertical axis of the storage box is more than or equal to 30 degrees and less than or equal to 60 degrees, and more than or equal to 120 degrees and less than or equal to 180 degrees; the same as the first technical scheme when alpha is 180 degrees.
In order to facilitate replacement of the fragile screw-type material conveying rod, the screw-type material conveying rod is embedded into the short shaft and is locked in position by a threaded pin.
In order to avoid powder from being adhered in the hopper-shaped box body and facilitate discharging, the hopper-shaped box body is provided with an electromagnetic vibrator II.
The invention has the beneficial effects that:
1. the material conveying device of the automatic powder weighing machine with the vibrator solves the technical problems of low powder weighing precision and poor weighing efficiency in the prior art, and has the advantages of simple material conveying structure and low manufacturing cost; the problem of insufficient transmission power in the patent application numbers 201410031741.6 and 201420043045.2 is solved.
2. The invention is suitable for automatic weighing of various mixed powder in a small weight range, and can be used for automatic weighing of single powder or mixed powder such as powder metallurgy powder, superhard material tool powder, pharmacy and the like.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of another embodiment of the present invention.
Fig. 3 is a sectional view taken along line a-a in fig. 1 and 2.
Fig. 4 is a view from direction B of fig. 3.
And (3) identifying the figure number: 1. a material storage box; 2. a delivery pipe; 3. a screw material conveying rod; 4. an electromagnetic vibrator I; 5. an electromagnetic base; 6. an electromagnetic shaft; 7. an electromagnetic induction coil; 8. a long axis; 9. an oblique spring piece; 10. an electromagnetic vibrator II; 11. a minor axis; 12. a spring seat; 13. a shell seat.
Detailed Description
The technical solution of the present invention will be further explained with reference to the embodiments shown in the drawings.
The invention discloses a material conveying device of an automatic powder weighing machine with a vibrator, which comprises a spiral conveying mechanism and a power mechanism which are arranged based on a material storage box 1.
The storage box 1 comprises a hopper-shaped box body (the upper opening is large and the lower opening is small), a box cover is arranged at the upper opening of the hopper-shaped box body, a discharge opening is formed in the lower opening of the hopper-shaped box body, an electromagnetic vibrator II 10 is arranged on the outer body of the hopper-shaped box body, and the electromagnetic vibrator II 10 is used for preventing powder from being stuck on the inner wall of the hopper-shaped box body and providing power for the powder to enter a spiral conveying mechanism, as shown in fig. 1 and 2.
The spiral conveying mechanism comprises a conveying pipe 2 and a spiral conveying rod 3 (a single-head screw or a double-head thread) coaxially arranged in the conveying pipe 2, and is shown in fig. 1 and 2.
The first embodiment is as follows:
conveyer pipe 2 (vertical form) coaxial arrangement is in the discharge gate of bucket shape box, the coaxial embedding major axis 8 (coaxial locating in bucket shape box) the shaft hole of bottom of upper end spindle nose of spiral material conveying pole 3, has seted up the screw thread pinhole on major axis 8 corresponding to the shaft hole, close threaded pin in the screw thread pinhole soon and will spiral material conveying pole 3 locking on major axis 8, as shown in fig. 1.
The power mechanism comprises an electromagnetic vibrator I4 coaxially arranged on the box cover through an electromagnetic seat 5, the electromagnetic vibrator I4 comprises a shell seat 13 coaxially arranged on the electromagnetic seat 5 through a spring seat 12, an electromagnetic shaft 6 coaxially penetrating through a center hole of the spring seat 12 and arranged in the electromagnetic seat 5 is arranged in the shell seat 13, an electromagnetic induction coil 7 coaxially sleeved on the electromagnetic shaft 6 is also arranged in the shell seat 13, the upper end of a long shaft 8 penetrates through a center guide hole of the box cover and is arranged in the electromagnetic seat 5 and coaxially opposite to the electromagnetic shaft 6, the long shaft 8 is connected with the spring seat 12 through a plurality of rectangular oblique spring pieces 9 uniformly distributed on the circumference, the rotation direction of the oblique spring pieces 9 is opposite to the screw rotation direction of the spiral material conveying rod 3, and the oblique spring pieces 9 can convert the electromagnetic power of the electromagnetic shaft 6 into power for enabling powder to move forwards along the surface of the spiral material conveying rod 3, and is transferred to the spiral material conveying rod 3 through the long shaft 8, as shown in figures 1, 3 and 4.
The electromagnetic induction coil 7 is used for providing a magnetic field for the electromagnetic shaft 6, when the electromagnetic induction coil 7 is powered on, the electromagnetic shaft 6 generates a magnetic field for attracting the long shaft 8, and when the electromagnetic induction coil 7 is powered off, the magnetic field of the electromagnetic shaft 6 disappears.
The unilateral clearance between the spiral material conveying rod 3 and the conveying pipe 2 is designed to be 0.1 mm-0.5 mm.
In order to prevent the powder from moving downwards in the conveying pipe 2 under the non-working state of the two electromagnetic vibrators, the helix angle of the helical conveying rod 3 is smaller than the friction angle, namely the helix angle is designed to be 7-20 degrees.
In the above structure, when the electromagnetic induction coil 7 is energized, the electromagnetic shaft 6 immediately generates a magnetic field, and the long shaft 8 moves upward at a relatively high acceleration under the combined action of the magnetic field force of the electromagnetic shaft 6 and the spring force of the oblique spring piece 9 and rotates in the opposite direction of the rotation direction of the oblique spring piece 9 until the electromagnetic force is equal to the spring force of the oblique spring piece 9 or until the electromagnetic shaft 6 collides with the long shaft 8; when the electromagnetic induction coil 7 is powered off, the magnetic field of the electromagnetic shaft 6 disappears immediately, and the long shaft 8 moves downwards at a smaller acceleration under the action of the spring force of the oblique spring piece 9 and rotates in the same direction as the screwing direction of the oblique spring piece 9 until the elastic force of the oblique spring piece 9 disappears; the powder on the spiral material conveying rod 3 is provided with a power along the spiral direction through the movement process.
In the structure, the powder is powered by combining electromagnetic force and powder gravity, and the electromagnetic force can be adjusted by adjusting the current flowing through the electromagnetic induction coil 7 and the on-off frequency of the current; when weighing is started, large electromagnetic force is adopted, so that the material can be conveyed quickly, and when weighing is finished, small electromagnetic force is adopted, so that the material can be conveyed accurately.
Example two:
the axis of the conveying pipe 2 and the vertical axis of the material storage box 1 form an angle, that is, the axis is obliquely installed at the bottom of the lower opening of the hopper-shaped box body (the inclined included angle α is preferably 30-60 ° and 120-180 °, and when α is 180 °, the embodiment is the first embodiment), the oblique upper end shaft head of the spiral material conveying rod 3 is coaxially embedded into the shaft hole at the bottom of the short shaft 11 (coaxially arranged in the pipe body at the oblique upper part of the conveying pipe 2, and the oblique lower end pipe opening of the conveying pipe 2 is a discharge port), a threaded pin hole is formed in the short shaft 11 corresponding to the shaft hole, and a threaded pin is screwed in the threaded pin hole to lock the spiral material conveying rod 3 on the short shaft 11, as shown in.
The power mechanism comprises an electromagnetic vibrator I4 coaxially mounted on a pipe cover (a pipe orifice arranged at the inclined upper end of the conveying pipe 2) through an electromagnetic base 5, the electromagnetic vibrator I4 comprises a shell base 13 coaxially mounted on the electromagnetic base 5 through a spring base 12, an electromagnetic shaft 6 coaxially penetrating through the spring base 12 and arranged in the electromagnetic base 5 is arranged in the shell base 13, an electromagnetic induction coil 7 coaxially sleeved on the electromagnetic shaft 6 is further arranged in the shell base 13, the inclined upper end of a short shaft 11 penetrates through a guide hole in the center of the pipe cover and is arranged in the electromagnetic base 5 and coaxially opposite to the electromagnetic shaft 6, the short shaft 11 is connected with the spring base 12 through a plurality of rectangular inclined spring pieces 9 uniformly distributed on the circumference, the rotation direction of the inclined spring pieces 9 is opposite to the screw thread rotation direction of the spiral conveying rod 3, and the plurality of inclined spring pieces 9 can convert the electromagnetic power of the electromagnetic shaft 6 into power which enables powder to move forward along the spiral surface of the spiral conveying rod 3, and is transferred to the spiral conveying rod 3 through the short shaft 11 as shown in fig. 2, 3 and 4.
The electromagnetic induction coil 7 is used for providing a magnetic field for the electromagnetic shaft 6, when the electromagnetic induction coil 7 is powered on, the electromagnetic shaft 6 generates a magnetic field which is attracted to the short shaft 11, and when the electromagnetic induction coil 7 is powered off, the magnetic field of the electromagnetic shaft 6 disappears.
In the structure, when the electromagnetic induction coil 7 is electrified, the electromagnetic shaft 6 immediately generates a magnetic field, and the short shaft 11 moves obliquely upwards at a higher acceleration under the combined action of the magnetic field force of the electromagnetic shaft 6 and the spring force of the oblique spring piece 9 and rotates in a direction opposite to the rotating direction of the oblique spring piece 9 until the electromagnetic force is equal to the spring force of the oblique spring piece 9 or the electromagnetic shaft 6 collides with the short shaft 11; when the electromagnetic induction coil 7 is powered off, the magnetic field of the electromagnetic shaft 6 disappears immediately, and the short shaft 11 moves obliquely downwards at a small acceleration under the action of the spring force of the oblique spring piece 9 and rotates in the same direction as the rotation direction of the oblique spring piece 9 until the elastic force of the oblique spring piece 9 disappears; the powder on the spiral material conveying rod 3 is provided with a power along the spiral direction through the movement process.
In the structure, the powder is powered by combining electromagnetic force and powder gravity, and the electromagnetic force can be adjusted by adjusting the current flowing through the electromagnetic induction coil 7 and the on-off frequency of the current; when weighing is started, large electromagnetic force is adopted, so that the material can be conveyed quickly, and when weighing is finished, small electromagnetic force is adopted, so that the material can be conveyed accurately.
Claims (10)
1. Take automatic weighing machine feeding device of powder of vibrator, include the screw conveyor who sets up based on storage case (1), storage case (1) is including fill shape box and the case lid of locating fill shape box suitable for reading, the end opening of fill shape box is discharge gate, its characterized in that:
the spiral conveying mechanism comprises a spiral conveying rod (3) coaxially arranged in a conveying pipe (2), and the conveying pipe (2) is coaxially arranged at a discharge hole of the material storage box (1);
an electromagnetic vibrator I (4) is mounted in the center of the box cover through an electromagnetic seat (5), the electromagnetic vibrator I (4) comprises a shell seat (13) which is coaxially mounted on the electromagnetic seat (5) through a spring seat (12), an electromagnetic shaft (6) which coaxially penetrates through the spring seat (12) and is arranged in the electromagnetic seat (5) is arranged in the shell seat (13), and an electromagnetic induction coil (7) which is coaxially sleeved on the electromagnetic shaft (6) is arranged in the shell seat (13);
the hopper-shaped box is internally and coaxially provided with a long shaft (8), the upper end of the long shaft (8) extends out of the box cover and is connected with a spring seat (12) in an electromagnetic seat (5) through inclined spring pieces (9) which are uniformly distributed on the circumference, the screwing direction of the inclined spring pieces (9) is opposite to the screwing direction of threads of the spiral material conveying rod (3), and the lower end of the long shaft (8) is connected with the spiral material conveying rod (3).
2. The material conveying device of the automatic powder weighing machine with the vibrator of claim 1, which is characterized in that: the unilateral clearance between the spiral material conveying rod (3) and the conveying pipe (2) is 0.1-0.5 mm.
3. The feeding device of the automatic powder weighing machine with the vibrator of claim 2, which is characterized in that: the spiral material conveying rod (3) is a single-head screw or a double-head screw, and the helix angle of the spiral material conveying rod is 7-20 degrees.
4. The feeding device of the automatic powder weighing machine with the vibrator according to any one of claims 1 to 3, characterized in that: the spiral material conveying rod (3) is embedded into the long shaft (8) and is locked in position by a threaded pin.
5. The feeding device of the automatic powder weighing machine with the vibrator according to any one of claims 1 to 3, characterized in that: and an electromagnetic vibrator II (10) is arranged on the hopper-shaped box body.
6. Take automatic weighing machine feeding device of powder of vibrator, include the screw conveyor who sets up based on storage case (1), storage case (1) is including fill shape box and the case lid of locating fill shape box suitable for reading, the end opening of fill shape box is discharge gate, its characterized in that:
the spiral conveying mechanism comprises a spiral conveying rod (3) coaxially arranged in a conveying pipe (2), the conveying pipe (2) is obliquely arranged at the lower opening of the material storage box (1), and a feeding hole formed in the conveying pipe (2) is communicated with a discharging hole of the hopper-shaped box body;
an electromagnetic vibrator I (4) is mounted at the inclined upper end of the conveying pipe (2) through an electromagnetic seat (5), the electromagnetic vibrator I (4) comprises a shell seat (13) which is coaxially mounted on the electromagnetic seat (5) through a spring seat (12), an electromagnetic shaft (6) which coaxially penetrates through the spring seat (12) and is arranged in the electromagnetic seat (5) is arranged in the shell seat (13), and an electromagnetic induction coil (7) which is coaxially sleeved on the electromagnetic shaft (6) is arranged in the shell seat (13);
the feeding device is characterized in that a short shaft (11) is coaxially arranged in the conveying pipe (2), the oblique upper end of the short shaft (11) is connected with a spring seat (12) in an electromagnetic seat (5) through oblique spring pieces (9) which are uniformly distributed on the circumference, the screwing direction of the oblique spring pieces (9) is opposite to the screwing direction of threads of the spiral material conveying rod (3), and the oblique lower end of the short shaft (11) is connected with the spiral material conveying rod (3).
7. The feeding device of the automatic powder weighing machine with the vibrator of claim 6, which is characterized in that: the included angle between the axial line of the conveying pipe (2) and the vertical axial line of the material storage box (1) is more than or equal to 0 degree and less than or equal to 180 degrees.
8. The feeding device of the automatic powder weighing machine with the vibrator of claim 7, which is characterized in that: the included angle between the axial line of the conveying pipe (2) and the vertical axial line of the material storage box (1) is more than or equal to 30 degrees and less than or equal to 60 degrees, and the included angle between the axial line of the conveying pipe (2) and the vertical axial line of the material storage box (1) is more than or equal to 120 degrees and less than or equal to 180.
9. The feeding device of the automatic powder weighing machine with the vibrator of claim 6, which is characterized in that: the spiral material conveying rod (3) is embedded into the short shaft (11) and is locked in position by a threaded pin.
10. The feeding device of the automatic powder weighing machine with the vibrator according to any one of claims 6 to 9, characterized in that: and an electromagnetic vibrator II (10) is arranged on the hopper-shaped box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010771883.1A CN111891768B (en) | 2020-08-04 | 2020-08-04 | Material conveying device of automatic powder weighing machine with vibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010771883.1A CN111891768B (en) | 2020-08-04 | 2020-08-04 | Material conveying device of automatic powder weighing machine with vibrator |
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| Publication Number | Publication Date |
|---|---|
| CN111891768A true CN111891768A (en) | 2020-11-06 |
| CN111891768B CN111891768B (en) | 2021-09-03 |
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| CN202010771883.1A Active CN111891768B (en) | 2020-08-04 | 2020-08-04 | Material conveying device of automatic powder weighing machine with vibrator |
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Address after: No. 20 Tieshan Road, Guilin High-tech Zone, Guangxi Zhuang Autonomous Region, 541004 Patentee after: Guilin Tebang New Materials Co.,Ltd. Country or region after: China Address before: No. 20 Tieshan Road, Guilin High-tech Zone, Guangxi Zhuang Autonomous Region, 541004 Patentee before: GUILIN TEBON SUPERHARD MATERIAL Co.,Ltd. Country or region before: China |