CN220919405U - Powder scraping mechanism and powder crushing mechanism - Google Patents
Powder scraping mechanism and powder crushing mechanism Download PDFInfo
- Publication number
- CN220919405U CN220919405U CN202322475283.2U CN202322475283U CN220919405U CN 220919405 U CN220919405 U CN 220919405U CN 202322475283 U CN202322475283 U CN 202322475283U CN 220919405 U CN220919405 U CN 220919405U
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- powder
- sleeve
- spring
- scraping
- screw
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- 239000000843 powder Substances 0.000 title claims abstract description 68
- 238000007790 scraping Methods 0.000 title claims abstract description 61
- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model discloses a powder scraping mechanism and a powder crushing mechanism, which comprise a scraping plate and a spring seat fixedly arranged, wherein the spring seat comprises a sleeve, a spring is arranged in the sleeve, an ejector rod is sleeved at the front end of an inner cavity of the sleeve in a sliding manner, an adjusting device for adjusting the compression amount of the spring is arranged at the rear end of the inner cavity of the sleeve, the spring is compressed between the adjusting device and the ejector rod, a fastening screw for fastening the ejector rod is radially arranged on the outer side wall of the sleeve, the front end of the ejector rod penetrates out of the sleeve, a step surface is arranged at the front end of the ejector rod, the scraping plate is arranged on the step surface, and the powder crushing mechanism is further disclosed. The beneficial effects of the utility model are as follows: the powder crushing mechanism is provided with a spring seat, and the scraping plate can be always abutted to the outer circle on the crushing roller through elastic restoring force, so that the use reliability of the scraping plate is guaranteed, and the abutting force between the scraping plate and the crushing roller is adjustable, so that the scraping reliability of the scraping plate is further guaranteed.
Description
Technical Field
The utility model relates to powder crushing, in particular to a powder scraping mechanism and a powder crushing mechanism.
Background
The particle size of the powder is smaller, agglomeration phenomenon is easy to generate when the powder is piled up, the agglomerated powder can cause the filling of the powder in the powder filling process, so that the powder needs to be crushed again, the powder is dispersed, the powder is easily adhered to the crushing roller in the crushing process again, and the crushing effect and the crushing efficiency of the crushing roller are affected if the powder is not scraped.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides a powder scraping mechanism and a powder crushing mechanism.
The aim of the utility model is achieved by the following technical scheme: the utility model provides a powder scraping mechanism, including scraping flitch and fixed mounting's spring holder, the spring holder includes the sleeve, installs the spring in the sleeve, telescopic inner chamber front end slip cap is equipped with the ejector pin, telescopic inner chamber rear end installs the adjusting device who adjusts spring compression volume, the spring is compressed between adjusting device and ejector pin, radially installs the fastening screw of fastening ejector pin on telescopic lateral wall, the sleeve is worn out to the front end of ejector pin, and the front end of ejector pin is provided with the step face, installs on the step face and scrapes the flitch.
Optionally, adjusting device includes adjusting screw and adjusting nut, and adjusting nut installs at telescopic inner chamber rear end, and adjusting screw and adjusting nut threaded connection, and guide boss is still installed to adjusting screw's front end, and guide boss slidable mounting is in telescopic inner chamber, and the spring is compressed between guide boss and ejector rod.
Optionally, a boss is arranged at one end, close to the ejector rod, of the guide boss, a boss is also arranged at the rear end of the ejector rod, and two ends of the spring are sleeved on the corresponding boss.
Optionally, a plurality of locking screws are radially installed on the outer side wall of the rear end of the sleeve, and the locking screws are abutted with the outer side wall of the adjusting nut.
Optionally, a locking screw hole is formed in the step surface, and the scraping plate is installed on the step surface through a screw.
Optionally, the backing plate is installed to the bottom of scraping the flitch, and the screw passes the backing plate in proper order, scrapes flitch and locking screw locking, and still is connected through the locking bolt between backing plate and the scraping the flitch.
The powder crushing mechanism comprises a frame, wherein crushing rollers, a driving device for driving the crushing rollers to rotate in opposite directions and a powder hopper are installed on the frame in pairs, the roller parts of the crushing rollers are located in the powder hopper, the powder scraping mechanism is further installed on the frame, the powder scraping mechanism is installed on the frame through an installation seat, and the scraping end of a scraping plate of the powder scraping mechanism is abutted against the crushing rollers under the action of the elastic force of a spring.
Optionally, the length of scraping the flitch matches with the length of crushing roller, and the spring holder is all installed at the both ends of length direction to the flitch.
Optionally, a convex ring is arranged on the outer side wall of the front end of the sleeve, a through hole is axially formed in the convex ring, a screw hole corresponding to the through hole is formed in the mounting seat, and the sleeve is mounted on the mounting seat through a screw rod which sequentially penetrates through the convex ring and is locked with the screw hole.
The utility model has the following advantages: according to the powder crushing mechanism, the powder scraping mechanism is arranged, so that the scraping plate can scrape the powder adhered on the crushing roller, and the crushing effect and the crushing efficiency of the crushing mechanism are ensured; according to the powder crushing mechanism, the spring seat is arranged, the scraping plate can be always abutted against the outer circle on the crushing roller through elastic restoring force, so that the use reliability of the scraping plate is guaranteed, the abutting force between the scraping plate and the crushing roller is adjustable, and the scraping reliability of the scraping plate is further guaranteed.
Drawings
FIG. 1 is a schematic view of a powder crushing mechanism;
FIG. 2 is a schematic view of the powder scraping mechanism;
FIG. 3 is a schematic view of a spring seat;
FIG. 4 is a schematic cross-sectional view of a spring seat;
In the figure, 110-driving device, 120-powder hopper, 140-powder crushing mechanism, 150-frame, 141-crushing roller, 142-spring seat, 143-scraping plate, 144-backing plate, 1421-adjusting screw, 1422-adjusting nut, 1423-locking screw, 1424-spring, 1425-fastening screw, 1426-convex ring, 1427-step surface, 1428-guiding boss, 1429-ejector rod, 1430-locking screw hole, 1431-sleeve and 151-mounting seat.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the powder crushing mechanism 140 comprises a frame 150, wherein a crushing roller 141, a driving device 110 for driving the crushing roller 141 to rotate in opposite directions and a powder hopper 120 are installed on the frame 150 in pairs, the roller part of the crushing roller 141 is positioned in the powder hopper 120, in this embodiment, the driving device 110 is an existing device and can be driven by a motor, both ends of the crushing roller 141 are installed on the frame 150 through bearing seats, one end of the crushing roller 141 is provided with a driving wheel, the driving device 110 drives the driving wheel to rotate, thereby driving the crushing roller 141 to rotate, the driving device 110 drives the two crushing rollers 141 to rotate in opposite directions, the powder crushing mechanism belongs to the prior art, when in selection, the driving device 110 and a transmission device realize power output, the transmission device comprises a transmission shaft, one end of the transmission shaft is provided with a sprocket, the other end of the transmission shaft is provided with gears, the two gears are meshed, one of the gears is meshed with the gear on the driving device 110, and the two chain wheels are respectively connected with the chain wheels on the corresponding crushing roller 141 through chains, when the driving device 110 works, the two crushing rollers 141 are driven to rotate in opposite directions, the two crushing rollers 141 squeeze powder, so that the powder is crushed, most of the powder falls into the bottom of the powder hopper 120 after the powder is crushed due to certain adhesiveness, and a small part of the powder is adhered to the crushing roller 141, if the powder on the crushing roller 141 is not scraped, the crushing effect and the crushing efficiency of the powder are affected, therefore, in the embodiment, the frame 150 is also provided with a powder scraping mechanism, the powder scraping mechanism is arranged on the frame 150 through the mounting seat 151, the scraping end of the scraping plate 143 of the powder scraping mechanism is abutted against the crushing roller 141 under the action of the elastic force of the spring 1424, when the crushing roller 141 rotates, the front end of the scraping plate 143 always contacts with the outer circumferential wall of the crushing roller 141, so that the powder adhered to the crushing roller 141 is scraped by the scraping plate 143.
In this embodiment, powder scraping mechanism includes scraper 143 and fixed mounting's spring holder 142, spring holder 142 includes sleeve 1431, install spring 1424 in sleeve 1431, sleeve 1431's inner chamber front end slip cap is equipped with ejector rod 1429, adjusting device of adjusting spring 1424 compression is installed to sleeve 1431's inner chamber rear end, spring 1424 is compressed between adjusting device and ejector rod 1429, radially install the fastening screw 1425 of fastening ejector rod 1429 on sleeve 1431's the lateral wall, sleeve 1431 is worn out to ejector rod 1429's front end, and ejector rod 1429's front end is provided with step face 1427, install scraper 143 on the step face 1427, in the use, can lock fastening screw 1425 earlier, ejector rod 1429 then is in the locking state at this moment, adjusting device, thereby the compression of adjusting spring 1424, and then the elastic force of adjusting spring 1424 to ejector rod 1429, through also can be convenient install scraper 143, then loosen fastening screw 1425 again, scraper plate 1424 then can be adjusted the actual demand of the corresponding crushing roller 141 under the effect of spring 1424 and the impact force of corresponding to the crushing roller 141.
In this embodiment, the adjusting device includes an adjusting screw 1421 and an adjusting nut 1422, the adjusting nut 1422 is mounted at the rear end of the inner cavity of the sleeve 1431, further, a plurality of locking screws 1423 are radially mounted on the outer side wall of the rear end of the sleeve 1431, and the locking screws 1423 are in abutment with the outer side wall of the adjusting nut 1422, therefore, after the adjusting nut 1422 is mounted in the sleeve 1431, the locking screws 1423 are required to be locked, further, the locking screws 1423 are three and uniformly distributed on the same circumference, the adjusting screw 1421 is in threaded connection with the adjusting nut 1422, the front end of the adjusting screw 1421 is also provided with a guide boss 1428, preferably, the front end of the adjusting screw 1421 is provided with a small screw, a through hole is formed in the guide boss 1428, the small screw is rotatably mounted in the through hole, a limit nut is mounted on the small screw, the diameter of the limit nut is smaller than or equal to the rod diameter of the adjusting screw 1421, the guide boss 1428 is in abutment with the limit nut under the elastic restoring force of the spring 1424, the guide boss 1428 slides in the sleeve 1424, and is compressed with the guide boss 1424, when the guide boss 1424 is compressed, and the axial force is changed, and accordingly, the axial force between the guide boss 1424 and the adjusting screw is compressed, and the guide boss is changed, and the axial force is changed, when the guide boss 1421 is compressed, and the guide boss is moved, and the guide boss is pressed.
In this embodiment, a boss is disposed at one end of the guide boss 1428 near the ejector rod 1429, a boss is also disposed at the rear end of the ejector rod 1429, and two ends of the spring 1424 are sleeved on the corresponding bosses, so that the spring 1424 is convenient to install, and meanwhile, the spring 1424 can deform axially when deforming.
In this embodiment, the step surface 1427 is provided with the locking screw hole 1430, the scraper 143 is mounted on the step surface 1427 by a screw, further, the bottom of the scraper 143 is provided with the pad 144, the screw sequentially passes through the pad 144, the scraper 143 and the locking screw hole 1430 to be locked, and the pad 144 is connected with the scraper 143 by the locking screw, the scraper 143 is of a thin plate structure, and the pad 144 is arranged to prevent the scraper 143 from bending, thereby ensuring the reliability of the scraper 143, and when the scraper 143 is worn, only the scraper 143 needs to be replaced, thereby saving the maintenance cost.
In this embodiment, the length of the scraping plate 143 is matched with the length of the crushing roller 141, the spring seats 142 are mounted at both ends of the scraping plate 143 in the length direction, both ends of the scraping plate 143 are abutted with both ends of the corresponding crushing roller 141 under the action of the spring seats 142, and therefore the middle part of the scraping plate 143 is abutted with the middle part of the corresponding crushing roller 141, so that the reliability of the use of the scraping plate 143 is ensured.
In this embodiment, a collar 1426 is disposed on the outer sidewall of the front end of the sleeve 1431, a through hole is axially formed in the collar 1426, a screw hole corresponding to the through hole is formed in the mounting base 151, and the sleeve 1431 is mounted on the mounting base 151 by a screw rod passing through the collar 1426 in sequence and locking with the screw hole, so that the mounting of the sleeve 1431 and the mounting base 151 is achieved, and the mounting base 151 is mounted on the frame 150 by a screw.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (9)
1. Powder scraping mechanism, its characterized in that: including scraping flitch and fixed mounting's spring holder, the spring holder includes the sleeve, installs the spring in the sleeve, telescopic inner chamber front end slip cap is equipped with the ejector pin, telescopic inner chamber rear end installs the adjusting device who adjusts the spring compression volume, the spring is compressed adjusting device with between the ejector pin, radially install the fastening on the telescopic lateral wall the fastening screw of ejector pin, the front end of ejector pin wears out the sleeve, just the front end of ejector pin is provided with the step face, install on the step face scrape the flitch.
2. The powder scraping mechanism of claim 1, wherein: the adjusting device comprises an adjusting screw and an adjusting nut, the adjusting nut is installed at the rear end of the inner cavity of the sleeve, the adjusting screw is in threaded connection with the adjusting nut, a guide boss is further installed at the front end of the adjusting screw, the guide boss is slidably installed in the inner cavity of the sleeve, and the spring is compressed between the guide boss and the ejector rod.
3. The powder scraping mechanism of claim 2, wherein: one end of the guide boss, which is close to the ejector rod, is provided with a boss, the rear end of the ejector rod is also provided with a boss, and two ends of the spring are sleeved on the corresponding bosses.
4. A powder scraping mechanism as claimed in claim 3, wherein: and a plurality of locking screws are radially arranged on the outer side wall of the rear end of the sleeve, and the locking screws are abutted with the outer side wall of the adjusting nut.
5. The powder scraping mechanism of claim 4, wherein: the step surface is provided with a locking screw hole, and the scraping plate is arranged on the step surface through a screw.
6. The powder scraping mechanism of claim 5, wherein: the backing plate is installed to the bottom of scraping the flitch, the screw passes the backing plate in proper order, scrape the flitch with locking screw locks, just the backing plate with scrape and still pass through locking bolt connection between the flitch.
7. The utility model provides a powder crushing mechanism, includes the frame, install crushing roller, drive in pairs in the frame crushing roller pivoted drive arrangement and powder fill in opposite directions, the roller portion of crushing roller is located in the powder fill, its characterized in that: the powder scraping mechanism of any one of claims 1-6 is further installed on the frame, the powder scraping mechanism is installed on the frame through the installation seat, and the scraping end of the scraping plate of the powder scraping mechanism is abutted to the crushing roller under the action of the elastic force of the spring.
8. The powder crushing mechanism of claim 7, wherein: the length of the scraping plate is matched with the length of the crushing roller, and the spring seats are mounted at two ends of the scraping plate in the length direction.
9. The powder crushing mechanism of claim 7, wherein: the front end outer side wall of the sleeve is provided with a convex ring, the convex ring is axially provided with a through hole, the mounting seat is provided with a screw hole corresponding to the through hole, and the sleeve is mounted on the mounting seat through a screw rod which sequentially penetrates through the convex ring and is locked with the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322475283.2U CN220919405U (en) | 2023-09-12 | 2023-09-12 | Powder scraping mechanism and powder crushing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322475283.2U CN220919405U (en) | 2023-09-12 | 2023-09-12 | Powder scraping mechanism and powder crushing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220919405U true CN220919405U (en) | 2024-05-10 |
Family
ID=90965985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322475283.2U Active CN220919405U (en) | 2023-09-12 | 2023-09-12 | Powder scraping mechanism and powder crushing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220919405U (en) |
-
2023
- 2023-09-12 CN CN202322475283.2U patent/CN220919405U/en active Active
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