CN103010753B - Precise screw powder conveying device - Google Patents
Precise screw powder conveying device Download PDFInfo
- Publication number
- CN103010753B CN103010753B CN201210447996.1A CN201210447996A CN103010753B CN 103010753 B CN103010753 B CN 103010753B CN 201210447996 A CN201210447996 A CN 201210447996A CN 103010753 B CN103010753 B CN 103010753B
- Authority
- CN
- China
- Prior art keywords
- powder
- discharging
- screw rod
- hopper
- powder pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention relates to a precise screw powder conveying device which is characterized by comprising a hopper (1), a screw (4), a screw driving device and a powder pump component (3), wherein a discharging nozzle (11) is arranged at the bottom of the hopper (1); the screw (4) is stretched into the hopper (1); threads (41) on the end part of the screw (4) are matched with an inner wall of the discharging nozzle (11); the screw (4) is driven to rotate by the screw driving device; the discharging nozzle (11) is connected with the powder pump component (3); and when the screw (4) is driven to rotate for one circle by the screw driving device, powder (2) between the threads (41) is moved for one screw pitch, falls into the powder pump component (3) and then is sent out by the powder pump component (3), so that the precise conveying is realized. The precise screw powder conveying device has the advantages of accurate powder feeding volume and convenience in cleaning.
Description
1, technical field
The present invention relates to a kind of accurate screw rod powder conveying device.
2, background technology
Existing powder conveying device generally adopts powder pump configuration.As shown in Figure 1, it comprises powder bucket 1 for storing powder 2 and powder pump assembly to its structure, and be provided with fluidized plate 3 bottom powder bucket 1, arrange fluidising chamber 4 below fluidized plate 3, bottom powder bucket 1, sidewall arranges fluidized gas entrance 5; Introduce pressurized air to fluidising chamber 4 at fluidized gas entrance 5, the powder 2 in powder bucket 1 is in fluidized state under the effect of fluidized plate 3; Powder pump assembly comprises the pump housing 61, powder feeding gas entrance 62, atomization gas entrance 63 and tube cell 64; Powder 2 is in needs conveying or when being input to miscellaneous equipment, open controller (meaning not shown in the figures), in powder bucket 1, the powder 2 of fluidisation will transfer out under the effect of powder feeding gas from powder pump assembly, powder 2 introduces atomization gas at atomization gas entrance 63 while conveying, makes that powder is dispersed, flowing power is better.
But also there is following shortcoming in above-mentioned powder conveying device: 1) powder sending quantity of pump can not accurately control; 2) controller is distant from powder pump, has a large amount of powder can rest in tube cell when stopping conveying powder, and cleaning is inconvenient.
3, summary of the invention
One is the object of the present invention is to provide to have accurate powder sending quantity, cleaning accurate screw rod powder conveying device easily.
The present invention by following technical solution scheme realizes:
A kind of accurate screw rod powder conveying device, comprise hopper, screw rod, spiro driving device and powder pump assembly, feed hopper bottom arranges discharging and chews, screw rod extend into inside hopper, and the inwall that the screw thread of the end of screw rod and discharging are chewed cooperatively interacts, and spiro driving device drives bolt rotary, discharging is chewed and is connected powder pump assembly, spiro driving device often drives bolt rotary one circle, and the powder between screw thread is moved a pitch and falls into powder pump assembly, is then sent by powder pump assembly and realizes accurately conveying.
The screw thread lateral wall of screw surface described above is adjacent to the inwall chewed in discharging.
Spiro driving device described above is the motor of band retarder.
The motor of band retarder described above is arranged on above hopper.
Discharging described above is chewed and is provided with flashboard, and flashboard drives by cylinder and cuts out or open discharging and chew.
Hopper described above is hollow reverse taper wide at the top and narrow at the bottom.
Described above near discharging is chewed, the inwall of hopper installs fluidized plate, external compression air can pass into fluidized plate and make discharging chew neighbouring powder to be in fluidized state.
The hollow reverse taper that fluidized plate described above is wide at the top and narrow at the bottom.
Powder pump assembly described above comprises the powder pump housing, joint and tube cell, the powder pump housing is arranged powder feeding gas entrance and atomization gas entrance, and discharging is chewed and is connected on the powder pump housing, and the delivery port erection joint of the powder pump housing, tube cell installed by joint.
The present invention compared with prior art tool has the following advantages: 1, the present invention includes hopper, screw rod, spiro driving device and powder pump assembly, feed hopper bottom arranges discharging and chews, screw rod extend into inside hopper, the inwall that the screw thread of the end of screw rod and discharging are chewed cooperatively interacts, spiro driving device drives bolt rotary, discharging is chewed and is connected powder pump assembly, spiro driving device often drives bolt rotary one circle, powder between screw thread is moved a pitch and falls into powder pump assembly, then the accurate conveying realizing powder sending quantity is sent by powder pump assembly, the rotation of screw rod in addition, constantly can stir the powder that annex is chewed in discharging, that avoids powder solidifies impact conveying, improve the flowing power of powder, the operational throughput of powder is accurate, can be accurate to gram, the outlet of powder just chews below in the discharging of powder bucket, when stopping conveying powder, can not stop powder in tube cell, and cleaning is convenient.2, screw thread lateral wall is adjacent to the inwall chewed in discharging, and structure is simple; 3, spiro driving device is the motor of band retarder, and the motor of band retarder is arranged on above hopper, and discharging is chewed and is provided with flashboard, and flashboard drives by cylinder and cuts out or open discharging and chew, and structure is simple, controls convenient and reliable; 4, hopper is hollow reverse taper wide at the top and narrow at the bottom, and powder can be made to chew to discharging at the flows by action of deadweight; 5, near discharging is chewed, the inwall of hopper installs fluidized plate, external compression air can pass into fluidized plate and make discharging chew neighbouring powder to be in fluidized state, the hollow reverse taper that fluidized plate is wide at the top and narrow at the bottom, and structure is simple, easy for installation.
4, accompanying drawing illustrates:
Fig. 1 is existing powder conveying device structural representation.
Fig. 2 is the structural representation of a kind of state of the present invention.
Fig. 3 is the A-A partial enlarged drawing of Fig. 2.
Fig. 4 is the structural representation of another kind of state of the present invention.
5, detailed description of the invention:
As Fig. 2, shown in Fig. 3, a kind of accurate screw rod powder conveying device, comprise hopper 1, screw rod 4, spiro driving device and powder pump assembly 3, bottom hopper 1, discharging is set and chews 11, screw rod 4 extend into inside hopper 1, the inwall that screw thread 41 and the discharging of the end of screw rod 4 chew 11 cooperatively interacts, spiro driving device drives screw rod 4 to rotate, 11 connection powder pump assemblies 3 are chewed in discharging, spiro driving device often drives screw rod 4 to rotate a circle, powder 2 between screw thread 41 is moved a pitch and falls into powder pump assembly 3, then sent by powder pump assembly 3 and realize accurately conveying, screw thread 41 lateral wall on screw rod 4 surface is adjacent to the inwall chewing 11 in discharging, spiro driving device is the motor 5 of band retarder, motor 5 with retarder is arranged on above hopper 1, discharging is chewed on 11 and is provided with flashboard 7, flashboard 7 drives by cylinder 8 and cuts out or open discharging and chew 11, hopper 1 is hollow reverse taper wide at the top and narrow at the bottom, chew near 11 in discharging, the inwall of hopper 1 installs fluidized plate 6, external compression air can pass into the powder that fluidized plate 6 makes discharging chew near 11 and be in fluidized state, the hollow reverse taper that fluidized plate 6 is wide at the top and narrow at the bottom, powder pump assembly 3 comprises the powder pump housing 31, joint 32 and tube cell 33, the powder pump housing 31 is arranged powder feeding gas entrance 311 and atomization gas entrance 312, discharging is chewed 11 and is connected on the powder pump housing 31, the delivery port erection joint 32 of the powder pump housing 31, joint 32 is installed tube cell 33.
Principle of work of the present invention is: as shown in Figure 2, and flashboard 7 drives cut out discharging to chew 11 by cylinder 8, and powder 2 can not enter powder pump assembly 3; As shown in Figure 4, flashboard 7 is opened discharging by cylinder 8 drive and is chewed 11, and powder 2 enters powder pump assembly 3.During work: external compression air can pass into the powder that fluidized plate 6 makes discharging chew near 11 and be in fluidized state, hopper 1 is hollow reverse taper wide at the top and narrow at the bottom, because the deadweight automatic flowing of powder 2 is chewed near 11 to discharging, and the gap entered between screw thread 41, spiro driving device often drives screw rod 4 to rotate a circle, powder 2 between screw thread 41 is moved a pitch and falls into powder pump assembly 3, outside air enters from powder feeding gas entrance 311, the powder 2 promoting to enter the powder pump housing 31 flows out from tube cell 33, atomization gas enters the powder pump housing 31 from atomization gas entrance 312 not to be had, and fully mix with the powder 2 inside the powder pump housing 31, make powder dispersed, flowing power is better.
Claims (4)
1. an accurate screw rod powder conveying device, it is characterized in that: it comprises hopper (1), screw rod (4), spiro driving device and powder pump assembly (3), hopper (1) bottom arranges discharging and chews (11), screw rod (4) extend into hopper (1) the inside, the inwall that (11) are chewed in the screw thread (41) of the end of screw rod (4) and discharging cooperatively interacts, spiro driving device drives screw rod (4) to rotate, discharging is chewed (11) connects powder pump assembly (3), spiro driving device often drives screw rod (4) to rotate a circle, the powder (2) be positioned between screw thread (41) is moved a pitch and falls into powder pump assembly (3), then sent by powder pump assembly (3) and realize accurately conveying, flashboard (7) is installed on discharging is chewed (11), flashboard (7) cuts out or opens discharging by cylinder (8) drive and chews (11), screw thread (41) lateral wall on screw rod (4) surface is adjacent to the inwall chewing (11) in discharging, hopper (1) is hollow reverse taper wide at the top and narrow at the bottom, chew near (11) in discharging, the inwall of hopper (1) installs fluidized plate (6), external compression air can pass into the powder that fluidized plate (6) makes discharging chew near (11) and be in fluidized state, powder pump assembly (3) comprises the powder pump housing (31), joint (32) and tube cell (33), the powder pump housing (31) is arranged powder feeding gas entrance (311) and atomization gas entrance (312), discharging is chewed (11) is connected on the powder pump housing (31), the delivery port erection joint (32) of the powder pump housing (31), joint (32) is installed tube cell (33).
2. the accurate screw rod powder conveying device of one according to claim 1, is characterized in that: spiro driving device is the motor of band retarder.
3. the accurate screw rod powder conveying device of one according to claim 2, is characterized in that: the motor of band retarder is arranged on hopper (1) top.
4. the accurate screw rod powder conveying device of one according to claim 1, is characterized in that: the hollow reverse taper that fluidized plate (6) is wide at the top and narrow at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210447996.1A CN103010753B (en) | 2012-11-10 | 2012-11-10 | Precise screw powder conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210447996.1A CN103010753B (en) | 2012-11-10 | 2012-11-10 | Precise screw powder conveying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103010753A CN103010753A (en) | 2013-04-03 |
| CN103010753B true CN103010753B (en) | 2015-07-08 |
Family
ID=47959966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210447996.1A Expired - Fee Related CN103010753B (en) | 2012-11-10 | 2012-11-10 | Precise screw powder conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103010753B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752690A (en) * | 2016-04-27 | 2016-07-13 | 镇江港和新型建材有限公司 | Intermittent powder material conveying device |
| CN112061789B (en) * | 2020-09-23 | 2022-06-17 | 多氟多新材料股份有限公司 | Connecting piece for pneumatic conveying device and pneumatic conveying device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2732691Y (en) * | 2004-08-20 | 2005-10-12 | 常州市荣创自动化设备厂 | Device for feeding wet and viscous materials |
| CN102718071A (en) * | 2012-07-09 | 2012-10-10 | 首钢总公司 | Spiral feeding device |
| CN102765604A (en) * | 2012-07-31 | 2012-11-07 | 瑞赛高廷仕（中山）涂装设备有限公司 | Powder conveyer device |
| CN202967565U (en) * | 2012-11-10 | 2013-06-05 | 裕东（中山）机械工程有限公司 | Precise screw powder conveying device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0920429A (en) * | 1995-07-04 | 1997-01-21 | Nippon Spindle Mfg Co Ltd | Granule force feeder |
| JP3153488B2 (en) * | 1997-02-28 | 2001-04-09 | 株式会社栗本鐵工所 | Powder outlet of powder flow tank |
| CN201678063U (en) * | 2010-01-30 | 2010-12-22 | 四川国光农化股份有限公司 | Discharging device of split charging equipment |
-
2012
- 2012-11-10 CN CN201210447996.1A patent/CN103010753B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2732691Y (en) * | 2004-08-20 | 2005-10-12 | 常州市荣创自动化设备厂 | Device for feeding wet and viscous materials |
| CN102718071A (en) * | 2012-07-09 | 2012-10-10 | 首钢总公司 | Spiral feeding device |
| CN102765604A (en) * | 2012-07-31 | 2012-11-07 | 瑞赛高廷仕（中山）涂装设备有限公司 | Powder conveyer device |
| CN202967565U (en) * | 2012-11-10 | 2013-06-05 | 裕东（中山）机械工程有限公司 | Precise screw powder conveying device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103010753A (en) | 2013-04-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201376755Y (en) | Auxiliary blanking device of mechanical type powder material | |
| CN202967565U (en) | Precise screw powder conveying device | |
| CN200999452Y (en) | Portable screw pump patching machine | |
| CN106185333A (en) | A kind of rotating disc type powdered graphite powder feeder and powder delivery method | |
| CN103010753B (en) | Precise screw powder conveying device | |
| CN201598837U (en) | Concrete ejection machine | |
| CN103061787A (en) | Mining wet type concrete spraying device | |
| CN210815419U (en) | Production of gluing agent is with grinding dispersion devices | |
| CN204823324U (en) | Continuous feed surge hopper | |
| CN212666396U (en) | Premixed concrete prevent device of educing | |
| CN102357928B (en) | Dry mixed mortar stirring coating machine | |
| CN204952793U (en) | Water -soluble fertile apparatus for producing of macroelement | |
| CN216992527U (en) | A automatic feeding mechanism for cement mortar preparation | |
| CN105195050A (en) | Material mixer for production of fluidized bed type water-soluble fertilizers | |
| KR200458332Y1 (en) | Apparatus mixing of synthetic resins material | |
| CN214785718U (en) | Full-automatic mixing and guniting robot for building | |
| CN205379835U (en) | A agitating unit for preparing nano -material | |
| CN203996957U (en) | A kind of slurry can filler | |
| CN208633824U (en) | A kind of mining heading equipment | |
| CN102635370B (en) | Variable-lead spiral feeding air-reversing-preventing wet slurry spraying machine and working method thereof | |
| CN112727025A (en) | Full-automatic mixing and guniting robot for building | |
| CN202882941U (en) | Mining concrete stirring jet machine | |
| CN2895722Y (en) | Slurry-blending device special for oil-field cementing numerical-controlled automatic blending-slurry system | |
| CN202848675U (en) | Discharging device of power material machine | |
| CN219324414U (en) | Coarse aggregate screening system used for concrete stirring operation before stirring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20211110 |