CN218931098U - Powder feeding mechanism - Google Patents
Powder feeding mechanism Download PDFInfo
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- CN218931098U CN218931098U CN202223408594.9U CN202223408594U CN218931098U CN 218931098 U CN218931098 U CN 218931098U CN 202223408594 U CN202223408594 U CN 202223408594U CN 218931098 U CN218931098 U CN 218931098U
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- Prior art keywords
- hopper
- gear
- shell
- powder
- bracket
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- 239000000843 powder Substances 0.000 title claims abstract description 34
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009700 powder processing Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model discloses a powder feeding mechanism which comprises a shell, a feed inlet, a discharge outlet and a spiral conveying rod, wherein the feed inlet and the discharge outlet are respectively arranged at two ends of the shell, and the spiral conveying rod is rotatably arranged in the shell; the feeding device comprises a feeding hole, and is characterized in that a hopper is arranged on the feeding hole, an opening communicated with the feeding hole is formed in the bottom of the hopper, a shielding cover is rotatably arranged on the bottom surface of the hopper, and a driving mechanism is arranged on the hopper and can drive the shielding cover to rotate so as to periodically open the opening. The problem of because the powder is piled up in screw conveyer's hopper, can cause great heap to the hob to increase hob pivoted load, improve screw conveyer's fault rate easily is solved.
Description
Technical Field
The utility model relates to the field of powder processing, in particular to a powder feeding mechanism.
Background
In the field of powder coating processing, screw conveyors are commonly used, which are capable of transporting lower-displacement powder to the opening of higher equipment, such as stirring equipment and the like; for example, patent number CN201821974722.7 is a special grinding device for thermosetting powder coating capable of automatic feeding, comprising a feeding barrel body, one side of the feeding barrel body is provided with a grinding barrel body, the top of the grinding barrel body is provided with a grinding motor, the granule materials are sent into the grinding barrel body through a feeding screw rod in the feeding barrel body, the conical grinding head is rotationally connected with the conical grinding base through the grinding motor, the grinding of the granule materials is realized through the cooperation of the conical grinding head and the conical grinding base, the pipe body of the feeding barrel discharging pipe is in threaded engagement connection with the pipe body of the grinding barrel feeding pipe through a first connecting threaded pipe, in this way, the connection of the feeding barrel body and the grinding barrel body is facilitated, meanwhile, the tightness in the connection between the feeding barrel body and the grinding barrel body is ensured, and meanwhile, the excessive upward movement of the first connecting threaded pipe is avoided through the feeding barrel limiting disc. For example, in the prior art, the processing equipment of powder material generally utilizes the screw conveyor to transport materials from bottom to top, and in the transportation process, the powder material is poured into the hopper of the screw conveyor, and because the powder material is accumulated in the hopper, the screw rod can be greatly piled up, so that the rotating load of the screw rod is increased, and the failure rate of the screw conveyor is easily improved.
Disclosure of Invention
The utility model aims to provide a powder feeding mechanism, which solves the problems that as powder is accumulated in a hopper of a screw conveyor, larger stacking pressure is caused on a screw rod, the rotating load of the screw rod is increased, and the failure rate of the screw conveyor is easy to improve.
In order to achieve the above purpose, the utility model provides a powder feeding mechanism, which comprises a shell, a feed inlet and a discharge outlet which are respectively arranged at two ends of the shell, and a spiral conveying rod which is rotatably arranged in the shell; the feeding device comprises a feeding hole, and is characterized in that a hopper is arranged on the feeding hole, an opening communicated with the feeding hole is formed in the bottom of the hopper, a shielding cover is rotatably arranged on the bottom surface of the hopper, and a driving mechanism is arranged on the hopper and can drive the shielding cover to rotate so as to periodically open the opening.
Preferably, the driving mechanism comprises a bracket arranged at the opening of the hopper and a rotating shaft rotatably arranged on the bracket, and the rotating shaft is connected with the edge of the shielding cover.
Preferably, a bearing is arranged on the bracket, and the rotating shaft is rotatably clamped in the bearing.
Preferably, the driving mechanism further comprises a motor arranged on the bracket, a first gear coaxially arranged on an output shaft of the motor, and a second gear arranged at the upper end of the rotating shaft;
the first gear is meshed with the second gear.
Preferably, a protective shell is arranged on the bracket;
the motor, the first gear and the second gear are all located in the protective shell.
Preferably, a plurality of stirring rods are arranged on the rotating shaft.
Preferably, a supporting frame is fixed at the lower end of the hopper.
The utility model provides a powder feeding mechanism which comprises a shell, a feed inlet, a discharge outlet and a spiral conveying rod, wherein the feed inlet and the discharge outlet are respectively arranged at two ends of the shell, and the spiral conveying rod is rotatably arranged in the shell; the feeding device comprises a feeding hole, and is characterized in that a hopper is arranged on the feeding hole, an opening communicated with the feeding hole is formed in the bottom of the hopper, a shielding cover is rotatably arranged on the bottom surface of the hopper, and a driving mechanism is arranged on the hopper and can drive the shielding cover to rotate so as to periodically open the opening. The utility model provides a powder feeding mechanism, which is characterized in that powder is firstly added into a hopper during operation, and after the powder is accumulated in the hopper, a shielding cover is periodically driven to rotate by a driving mechanism, so that an opening is periodically opened and closed, the powder is periodically dropped into a shell to be conveyed, the pressure on an internal screw conveying rod is reduced, the rotating load of the screw rod is reduced, and the failure rate of a screw conveyor is reduced.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 is a block diagram of a powder feeding mechanism provided by the utility model;
FIG. 2 is a block diagram of a hopper in the powder feeding mechanism provided by the utility model;
fig. 3 is an internal structural view of the protection shell of the powder feeding mechanism provided by the utility model.
Description of the reference numerals
1-a housing; 2-a discharge hole; 3-a feed inlet; 4-supporting frames; 5-a hopper; 6-opening; 7-a driving mechanism; 71-a shielding cover; 72-stirring rod; 73-a bracket; 74-rotating shaft; 75-a protective shell; 76-a second gear; 77-motor; 78-first gear.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
As shown in fig. 1-3: the utility model provides a powder feeding mechanism which comprises a shell 1, a feed inlet 3 and a discharge outlet 2 which are respectively arranged at two ends of the shell 1, and a spiral conveying rod which is rotatably arranged in the shell 1, wherein the shell is provided with a plurality of guide rails; the feeding port 3 is provided with a hopper 5, an opening 6 communicated with the feeding port 3 is formed in the bottom of the hopper 5, a shielding cover 71 is rotatably arranged on the bottom surface of the hopper 5, the hopper 5 is provided with a driving mechanism 7, and the driving mechanism 7 can drive the shielding cover 71 to rotate so as to periodically open the opening 6. When the screw conveyer is operated, powder is firstly added into the hopper, and after the powder is piled in the hopper, the shielding cover is periodically driven to rotate through the driving mechanism, so that the opening is periodically opened and closed, the powder is periodically dropped into the shell to be conveyed, the pressure on the internal screw conveying rod is reduced, the rotating load of the screw rod is reduced, and the failure rate of the screw conveyer is reduced.
In a preferred embodiment of the present utility model, in order to enable the shielding cover 71 to rotate, the driving mechanism 7 includes a bracket 73 provided at the opening of the hopper 5 and a rotation shaft 74 rotatably provided on the bracket 73, and the rotation shaft 74 is connected to an edge of the shielding cover 71.
In a preferred embodiment of the present utility model, in order to support the rotation shaft and facilitate the rotation of the rotation shaft, the bracket 73 is provided with a bearing, and the rotation shaft 74 is rotatably engaged in the bearing.
In a preferred embodiment of the present utility model, the driving mechanism 7 further comprises a motor 77 disposed on the bracket 73, a first gear 78 coaxially disposed on an output shaft of the motor 77, and a second gear 76 disposed on an upper end of the rotating shaft 74; the first gear 78 and the second gear 76 are meshed. The first gear can be driven to rotate through the energy, so that the rotating shaft and the shielding cover are driven to rotate through the second gear, and the opening is periodically opened for feeding.
In a preferred embodiment of the present utility model, in order to protect the parts such as the motor and the gear from dust, a protective housing 75 is provided on the bracket 73;
the motor 77, the first gear 78 and the second gear 76 are all located within the protective housing 75.
In a preferred embodiment of the present utility model, the rotation shaft 74 is provided with a plurality of stirring rods 72 for stirring the powder in the hopper to make the discharging smoother.
In a preferred embodiment of the present utility model, a support frame 4 is fixed to the lower end of the hopper 5 for effectively supporting the hopper.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (7)
1. The powder feeding mechanism comprises a shell (1), a feed port (3) and a discharge port (2) which are respectively arranged at two ends of the shell (1), and a spiral conveying rod which is rotatably arranged in the shell (1); it is characterized in that the method comprises the steps of,
be provided with hopper (5) on feed inlet (3), the bottom of hopper (5) be formed with opening (6) that feed inlet (3) are linked together, the bottom surface of hopper (5) rotationally is provided with and shields lid (71), be provided with actuating mechanism (7) on hopper (5), actuating mechanism (7) can drive shield lid (71) rotation, in order to with opening (6) periodicity is opened.
2. Powder charging mechanism according to claim 1, characterized in that the driving mechanism (7) comprises a bracket (73) arranged at the opening of the hopper (5) and a rotating shaft (74) rotatably arranged on the bracket (73), the rotating shaft (74) being connected with the edge of the shielding cover (71).
3. Powder charging mechanism according to claim 2, characterized in that the support (73) is provided with a bearing, in which the spindle (74) is rotatably clamped.
4. The powder feeding mechanism according to claim 2, wherein the driving mechanism (7) further comprises a motor (77) arranged on the bracket (73), a first gear (78) coaxially arranged on an output shaft of the motor (77), and a second gear (76) arranged at an upper end of the rotating shaft (74);
the first gear (78) and the second gear (76) are meshed.
5. Powder feeding mechanism according to claim 4, wherein a protective shell (75) is arranged on the bracket (73);
the motor (77), the first gear (78) and the second gear (76) are all located in the protective housing (75).
6. The powder charging mechanism according to claim 2, wherein a plurality of stirring rods (72) are provided on the rotating shaft (74).
7. Powder charging mechanism according to claim 1, characterized in that the lower end of the hopper (5) is fixed with a support frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223408594.9U CN218931098U (en) | 2022-12-16 | 2022-12-16 | Powder feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223408594.9U CN218931098U (en) | 2022-12-16 | 2022-12-16 | Powder feeding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218931098U true CN218931098U (en) | 2023-04-28 |
Family
ID=86089432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223408594.9U Active CN218931098U (en) | 2022-12-16 | 2022-12-16 | Powder feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218931098U (en) |
-
2022
- 2022-12-16 CN CN202223408594.9U patent/CN218931098U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Powder feeding mechanism Effective date of registration: 20231102 Granted publication date: 20230428 Pledgee: Dangtu County sub branch of China Post Savings Bank Co.,Ltd. Pledgor: Ma'anshan Yizhimei Environmental Protection New Materials Co.,Ltd. Registration number: Y2023980063904 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |