CN214690306U

CN214690306U - Bottom-flushing dust-proof powder packing scale

Info

Publication number: CN214690306U
Application number: CN202121085593.8U
Authority: CN
Inventors: 杨军民; 程鹏博; 徐兵洋
Original assignee: Henan Anpu Packaging Machinery Manufacturing Co ltd
Current assignee: Henan Anpu Packaging Machinery Manufacturing Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-11-12
Anticipated expiration: 2031-05-20

Abstract

The utility model relates to the technical field of powder packaging, in particular to a bottom-flushing type dust-raising-proof powder packaging scale, which comprises a supporting upright post, a supporting frame is arranged above the top of the supporting upright post, a hydraulic rod is arranged between the supporting upright post and the supporting frame, one side of the supporting frame is arranged above the top of the supporting upright post through the hydraulic rod, the other side of the supporting frame is provided with a leakage-proof cylinder vertically arranged outside a discharging pipe of a discharging bin, a weighing bag-clamping device is sleeved at the bottom of the discharging pipe, a sliding upright post is arranged on one side of the weighing bag-clamping device, a discharging signal light source is arranged outside the side of the weighing bag-clamping device, an upper limit signal light source is arranged below the discharging signal light source, a weighing device is arranged outside the bottom of the sliding upright post, a lower limit signal light source is arranged outside the side of the weighing device, a fixing frame is horizontally fixed below the supporting upright post by a screw, and a dust remover is arranged on the outer wall of the top end of one side of the supporting upright post, and a control connecting plate is arranged on the outer wall of the other side of the supporting column.

Description

Bottom-flushing dust-proof powder packing scale

Technical Field

The utility model relates to a powder packing technical field, concretely relates to end towards formula dustproof powder packing scale.

Background

The powder packaging equipment is a packaging equipment integrating control, blanking and quantification; when the powder conveying device is used, powder is added into a bin of packaging equipment through the conveying equipment for centralized control, then the opening end of a packaging bag is sleeved on a discharge port of the bin, and a discharging motor of the packaging equipment is controlled to drive a discharging screw rod so as to convey the powder into the packaging bag; at present, the unloading screw rod of traditional powder packing scale of big dose all is the level and places, lead to the great material capacity of weight unloading screw rod of buckling, and the unloading screw rod often establishes in the top of the clamp bag ware of weighing, the drop that leads to the powder whereabouts is great, cause the measurement inaccurate, and when the powder was discharged through the unloading screw rod, glue easily on the clamp bag ware of weighing, the powder condition of leaking appears, cause unnecessary waste, make the raise dust phenomenon appear in the periphery simultaneously, pollute all ring edge borders, the workman of being not convenient for works, and make the unable clean row of material in the feed bin, be difficult to clear up and maintain.

Therefore, the bottom-flushing type dust-proof powder packing scale is convenient to use, accurate in metering, high in automation degree, strong in stability, convenient to move, capable of preventing the dust raising phenomenon and avoiding the powder leakage situation, and has wide market prospect.

Disclosure of Invention

The utility model provides a not enough to prior art, the utility model provides a convenient to use, the measurement is accurate, and degree of automation is high, and stability is strong, is convenient for remove, prevents to appear the raise dust phenomenon, avoids appearing leaking the end towards formula dust-proof powder packing scale of powder condition for overcome defect among the prior art.

The utility model adopts the technical proposal that: a bottom-flushing dust-raising-preventing powder packing scale comprises a supporting upright post, wherein a supporting frame is arranged above the top of the supporting upright post, a hydraulic rod is arranged between the supporting upright post and the supporting frame, one side of the supporting frame is arranged above the top of the supporting upright post through the hydraulic rod, the other side of the supporting frame is provided with a lower material bin, the top end of the lower material bin is fixed on the bottom end of the supporting frame through a screw, an integrally formed discharging pipe is arranged below the lower material bin, the discharging pipe is communicated with the lower material bin, a leakage-proof air cylinder is vertically arranged on the outer side of the discharging pipe, one side of the leakage-proof air cylinder is fixed on the discharging pipe through a screw, a weighing bag clamping device is sleeved at the bottom of the discharging pipe, a sliding upright post is arranged on one side of the weighing bag clamping device, the weighing bag clamping device is fixed on the top of the sliding upright post through a hoop on one side of the weighing bag clamping device, a discharging signal light source is arranged on the outer side of the weighing bag clamping device, and an upper limit signal light source is arranged below the discharging signal light source, the bottom outside of slip stand is provided with weighing device, and the side outside of weighing device is provided with down spacing signal light source, support column's below be equipped with the screw horizontal fixation and have the mount, support column passes through the screw horizontal fixation and in top surface one side of mount, weighing device and slip stand all fix the top surface opposite side at the mount through the screw horizontal fixation, one side top outer wall of support column on be provided with the dust remover, be provided with the control connection board on the opposite side outer wall of support column.

The weighing device comprises a roller assembly, a guide rail lead screw bottom plate and a motor fixing plate, wherein the roller assembly is arranged below the weighing bag holder, linear sliding rails are arranged on two sides of the side wall of the guide rail lead screw bottom plate, a lead screw sliding base is arranged on the outer side of the linear sliding rails, a lead screw sliding block is arranged between the linear sliding rails and the lead screw sliding base, the lead screw sliding base is movably sleeved on the linear sliding rails through the lead screw sliding block, a lead screw sliding nut is arranged in the middle of the side surface of the linear sliding rails, the motor fixing plate is arranged on the top surface of the guide rail lead screw bottom plate, a lifting motor is arranged on the top surface of the motor fixing plate, a coupler is arranged on the bottom surface of the motor fixing plate, the top end of the coupler is connected with the lifting motor through the motor fixing plate, two belt seat bearings are arranged below the coupler, and two sides of the two belt seat bearings are respectively and fixedly arranged between the two linear sliding rails through bolts, be provided with the slip lead screw between two rolling bearing, one of them rolling bearing sets up on the top of slip lead screw, and another rolling bearing sets up in the bottom of slip lead screw, is provided with lock nut between shaft coupling and the rolling bearing that sets up on slip lead screw top, and the top surface of slip lead screw is connected with the bottom surface of shaft coupling through lock nut, the below of wheel components have the inductor of weighing through the fix with screw.

Shaft coupling, lock nut and sliding lead screw all set up between two sharp slip tracks, line slip track pass through lead screw slip nut activity suit on sliding lead screw, inductor and lead screw sliding base of weighing between be provided with fixed connection piece, bolt fixed mounting is passed through on lead screw sliding base's lateral wall to fixed connection piece's one end, fixed connection piece's the other end passes through bolt fixed mounting in the inside of inductor of weighing, wheel components include the powder backup pad and establish a plurality of removal roller pole in this powder backup pad, a plurality of removes the roller pole equidistant fix with screw on the top surface of this powder backup pad.

The discharging device is characterized in that a discharging motor is arranged above the discharging bin, the discharging motor is fixed on the supporting frame through screws, a discharging screw rod is connected below the discharging motor through a coupler, the discharging screw rod is sleeved in the discharging bin and the discharging pipe, and the maximum diameter of the discharging screw rod is matched with the inner diameter of the discharging pipe.

One side of unloading motor be equipped with agitator motor, agitator motor passes through the fix with screw on the support frame, fixed cover is equipped with drive sprocket on agitator motor's the output, the unloading screw rod on the cover be equipped with the driving shaft cover, the driving shaft cover passes through the bearing suit at the top of unloading screw rod, the fixed cover in top of driving shaft cover is equipped with driven sprocket, is equipped with drive chain between driven sprocket and the drive sprocket, drive chain meshes with driven sprocket and drive sprocket respectively mutually, the outside of driving shaft cover is fixed with the stirring frame through the fix with screw, the stirring is erect in feed bin down.

The hydraulic rod comprises a support rod and a telescopic rod, a hydraulic jack is arranged on the bottom surface inside the support rod, and the bottom surface of the telescopic rod is fixedly connected with the top surface of the hydraulic jack.

The weighing bag clamping device comprises a fixed plate and two bag clamping frames hinged to one side of the fixed plate, the tops of the two bag clamping frames are hinged to the fixed plate respectively, the two bag clamping frames are symmetrically arranged on two sides of the discharge pipe, a telescopic cylinder is arranged between the two bag clamping frames, and two ends of the telescopic cylinder are hinged to the two bag clamping frames respectively.

The bag clamping device is characterized in that the lower part of the dust remover is fixed on a dust removing supporting plate through screws, the dust removing supporting plate is of an inverted L-shaped plate structure, the side surface of the dust removing supporting plate is fixed on the inner bottom surface of a supporting upright post through screws, a dust removing cover with a downward opening is arranged above the weighing bag clamping device and fixed on a discharging pipe through screw sleeving, and the dust removing cover is communicated with the dust remover through a pipeline.

The top of control connection board inside be equipped with control panel, control panel passes through bolt fixed mounting inside the top of control connection board, control panel's top surface and control connection board's top surface are located same water flat line.

The universal wheels with self-locking are arranged below the fixing frame, and the universal wheels are fixed on the bottom surface of the fixing frame at equal intervals through screws.

The utility model has the advantages that: firstly, the utility model comprises a supporting upright post, a supporting frame is arranged above the top of the supporting upright post, a hydraulic rod is arranged between the supporting upright post and the supporting frame, one side of the supporting frame is arranged above the top of the supporting upright post through the hydraulic rod, the other side of the supporting frame is provided with a lower material bin, the top end of the lower material bin is fixed on the bottom end of the supporting frame through a screw, an integrally formed discharging pipe is arranged below the lower material bin, the discharging pipe is communicated with the lower material bin, the outer side of the discharging pipe is vertically provided with a leakage-proof air cylinder, one side of the leakage-proof air cylinder is fixed on the discharging pipe through a screw, the bottom of the discharging pipe is sleeved with a weighing bag clamping device, one side of the weighing bag clamping device is provided with a sliding upright post, the weighing bag clamping device is fixed on the top of the sliding upright post through a hoop, the outer side of the weighing bag clamping device is provided with a discharging signal light source, and the lower part of the discharging signal light source is provided with an upper limit signal light source, the utility model discloses a fixed wrapping bag is convenient for to clip through the bag holder of weighing, supports the wrapping bag through setting up slip stand, mount, wheel components and weighing inductor, weighs the powder of delivering through the weighing inductor, improves the accuracy of measurement; secondly, the utility model is convenient to control the powder discharging speed through the arranged discharging motor and the discharging screw rod, and avoids the powder from being adhered to the inner wall of the discharging bin and prevents the powder bridging from generating a cavity through the arranged stirring motor, the driving chain wheel, the driving shaft sleeve, the driven chain wheel, the driving chain and the stirring frame; thirdly, the utility model can effectively monitor the blanking speed in real time by arranging the blanking signal light source, the upper limit signal light source and the lower limit signal light source, monitor the powder consumption condition in the blanking bin and the rising height, and adsorb the leaked powder into the dust remover through the dust remover, the dust removing support plate and the dust hood, thereby being convenient for treating the leaked powder and avoiding polluting the surrounding environment; additionally, the utility model discloses the mount that is equipped with is right the utility model discloses support, a plurality of universal wheels that have the auto-lock through being equipped with, be convenient for the utility model discloses remove and fix to through the control panel who is equipped with, be convenient for right the utility model discloses control, make the utility model discloses have fine society and economic benefits, be the product of easily using widely.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a left side view structure diagram of the present invention.

Fig. 3 is a schematic side view of the weighing apparatus of the present invention.

Fig. 4 is a schematic front structural view of the weighing apparatus of the present invention.

Detailed Description

As shown in fig. 1, 2, 3, 4, a bottom-flushing dust-proof powder packing scale comprises a support column 1, a support frame 2 is arranged above the top of the support column 1, a hydraulic rod 18 is arranged between the support column 1 and the support frame 2, one side of the support frame 2 is arranged above the top of the support column 1 through the hydraulic rod 18, a lower bin 3 is arranged on the other side of the support frame 2, the top end of the lower bin 3 is fixed on the bottom end of the support frame 2 through a screw, an integrally formed discharge pipe 4 is arranged below the lower bin 3, the discharge pipe 4 is communicated with the lower bin 3, a leakage-proof cylinder 5 is vertically arranged on the outer side of the discharge pipe 4, one side of the leakage-proof cylinder 5 is fixed on the discharge pipe 4 through a screw, a weighing bag clamp 6 is sleeved on the bottom of the discharge pipe 4, a sliding column 7 is arranged on one side of the weighing bag clamp 6, and is fixed on the top of the sliding column 7 through a clamp on one side, a blanking signal light source 35 is arranged on the outer side of the side face of the weighing bag holder 6, an upper limit signal light source 36 is arranged below the blanking signal light source 35, a weighing device is arranged on the outer side of the bottom end of the sliding upright post 7, a lower limit signal light source 37 is arranged on the outer side of the side face of the weighing device, a fixing frame 8 is horizontally fixed below the supporting upright post 1 through screws, the supporting upright post 1 is horizontally fixed on one side of the top face of the fixing frame 8 through screws, the weighing device and the sliding upright post 7 are both horizontally fixed on the other side of the top face of the fixing frame 8 through screws, a dust remover 24 is arranged on the outer wall of the top end of one side of the supporting upright post 1, and a control connecting plate 38 is arranged on the outer wall of the other side of the supporting upright post 1; the weighing device comprises a roller assembly 9, a guide rail screw base plate 25 and a motor fixing plate 29, wherein the roller assembly 9 is arranged below the weighing bag clamping device 6, linear sliding rails 26 are arranged on two sides of the side wall of the guide rail screw base plate 25, a screw sliding base 34 is arranged on the outer side of each linear sliding rail 26, a screw sliding block is arranged between each linear sliding rail 26 and each screw sliding base 34, each screw sliding base 34 is movably sleeved on each linear sliding rail 26 through each screw sliding block, a screw sliding nut 27 is arranged in the middle of the side surface of each linear sliding rail 26, the motor fixing plate 29 is arranged on the top surface of the guide rail screw base plate 25, a lifting motor 28 is arranged on the top surface of the motor fixing plate 29, a coupler 30 is arranged on the bottom surface of the motor fixing plate 29, and the top end of the coupler 30 is connected with the lifting motor 28 through the motor fixing plate 29, two bearings 32 with seats are arranged below the coupler 30, two sides of the two bearings 32 with seats are respectively fixedly arranged between the two linear sliding rails 26 through bolts, a sliding screw 33 is arranged between the two bearings 32 with seats, one bearing 32 with seats is arranged at the top end of the sliding screw 33, the other bearing 32 with seats is arranged at the bottom end of the sliding screw 33, a locking nut 31 is arranged between the coupler 30 and the bearing 32 with seats arranged at the top end of the sliding screw 33, the top surface of the sliding screw 33 is connected with the bottom surface of the coupler 30 through the locking nut 31, a weighing sensor 10 is fixed below the roller component 9 through a screw, the utility model is convenient for clamping and fixing the packaging bag through a weighing bag clamping device 6, the packaging bag is supported through arranging a sliding upright post 7, a fixing frame 8, the roller component 9 and the weighing sensor 10, and the discharged powder is weighed through the weighing sensor 10, the accuracy of metering is improved; shaft coupling 30, lock nut 31 and sliding screw 33 all set up between two straight line slip tracks 26, line slip track 26 pass through lead screw slip nut 27 activity suit on sliding screw 33, inductor 10 and lead screw sliding base 34 of weighing between be provided with fixed connection piece 11, bolt fixed mounting is passed through on lead screw sliding base 34's lateral wall to fixed connection piece 11's one end, bolt fixed mounting is passed through in inductor 10's of weighing inside to fixed connection piece 11's the other end, wheel components 9 include the powder backup pad and establish a plurality of in this powder backup pad and remove the roller pole, a plurality of removes the equidistant screw fixation on the top surface of this powder backup pad of passing through of roller pole to the wrapping bag of being convenient for carries out the sliding movement at wheel components 9, is convenient for promptly to remove the powder after the packing.

The top of lower feed bin 3 be equipped with unloading motor 12, unloading motor 12 passes through the fix with screw on support frame 2, there is unloading screw rod 21 below of unloading motor 12 through the coupling joint, unloading screw rod 21 suit is in feed bin 3 and discharging pipe 4 down, the maximum diameter of unloading screw rod 21 is identical with the internal diameter of discharging pipe 4, it is rotatory to drive unloading screw rod 12 through control unloading motor 12, be convenient for the utility model discloses the row of control powder sends speed.

A stirring motor 13 is arranged on one side of the blanking motor 12, the stirring motor 13 is fixed on the support frame 2 through a screw, a driving sprocket 14 is fixedly sleeved on the output end of the stirring motor 13, a transmission shaft sleeve 16 is sleeved on the blanking screw 21, the transmission shaft sleeve 16 is sleeved on the top of the blanking screw 21 through a bearing, a driven sprocket 17 is fixedly sleeved on the top of the transmission shaft sleeve 16, a transmission chain 15 is arranged between the driven sprocket 17 and the driving sprocket 14, the transmission chain 15 is respectively meshed with the driven sprocket 17 and the driving sprocket 14, a stirring frame 20 is fixed on the outer side of the transmission shaft sleeve 16 through a screw, and the stirring frame 20 is arranged in the lower storage bin 3, so that powder in the lower storage bin 3 is stirred, the powder is prevented from being bonded on the inner wall of the lower storage bin 3, and a cavity is prevented from being generated by a powder bridge; .

Hydraulic stem 18 include bracing piece and telescopic link, be provided with hydraulic jack 19 on the inside bottom surface of this bracing piece, the bottom surface of this telescopic link and hydraulic jack 19's top surface fixed connection, through setting up hydraulic jack 19, can be right the utility model discloses carry out a weight and support.

Weighing bag holder 6 include the fixed plate and articulate two bag holders in this fixed plate one side, the top of two bag holders articulates respectively on this fixed plate, two bag holders symmetry are established in the both sides of discharging pipe 4, two are pressed from both sides and are equipped with telescopic cylinder between the bag holder, this telescopic cylinder's both ends articulate respectively on two bag holders, the bottom of the control discharging pipe 4 of being convenient for is in sealed or open state, thereby further improves the utility model discloses a leakproofness prevents the raise dust phenomenon.

Dust remover 24's below pass through the fix with screw in dust removal backup pad 23, dust removal backup pad 23 adopts the platelike structure of "L" style of calligraphy of falling, fix with screw in the inside bottom surface of support post 1 through the side of dust removal backup pad 23, bag holder 6 top of weighing has downwardly opening's dust excluding hood 22, dust excluding hood 22 passes through the screw suit to be fixed on discharging pipe 4, dust excluding hood 22 is linked together through the pipeline with dust remover 24, dust remover 24 includes the protective housing, the dust removal motor, dust removal fan and filter, dust removal motor and filter are inlayed respectively on the protective housing, dust removal fan installs on the dust removal motor, it is rotatory to advance through dust removal motor drive dust removal fan, it flows to change the air of the bottom of weighing discharging pipe 4 through dust excluding hood 22, make the powder that spills adsorb on the filter, thereby be convenient for handle the powder that spills.

The inside control panel 39 that is equipped with in top of control connection board 38, control panel 39 passes through bolt fixed mounting inside the top of control connection board 38, the top surface of control panel 39 and the top surface of control connection board 38 are located same water flat line, control panel 39 includes the display, a plurality of button and control chip, this display, a plurality of button and this control chip inlay respectively in the inside of control connection board 38, this display and a plurality of button respectively with this control chip electric communication, this control chip adopts the singlechip, DSP, arbitrary one kind of control chip in the ARM, be provided with corresponding control program in this control chip, the clamp bag ware 6 of weighing, weigh inductor 10, unloading motor 12, agitator motor 13 and dust remover 24 respectively with control panel 24 electric connection.

Mount 8's below be equipped with a plurality of universal wheels 40 that have the auto-lock, a plurality of universal wheels 40 is equidistant to pass through the fix with screw on mount 8's bottom surface, thereby be convenient for right the utility model discloses remove and fix.

The use method of the product is as follows: as shown in fig. 1, 2, 3, and 4, firstly, a worker adds powder into the lower bin 3 through a transportation device, and starts the stirring motor 13 through the control panel 39, so as to drive the stirring rack 20 to rotate, stir the powder in the lower bin 3, and prevent the powder from bridging to generate a cavity; then, the open end of the packaging bag is sleeved on the bag clamping sleeve of the weighing bag clamping device 6, so that the open end of the packaging bag is sleeved between the two bag clamping frames of the weighing bag clamping device 6, the telescopic air cylinder of the weighing bag clamping device 6 is started to stretch through the control panel 39, the packaging bag is clamped on the bag clamping sleeve of the weighing bag clamping device 6 through the two bag clamping frames of the weighing bag clamping device 6, and powder is conveniently conveyed through the discharge pipe 4; then, the control panel 39 starts the discharging motor 12 to drive the discharging screw 21 to convey the powder in the discharging bin 3 into the packaging bag, and the powder is weighed by the weighing sensor 10, so that the requirement of powder packaging is met, and the roller assemblies 9 roll by a plurality of movable roller rods, so that the packaging bag is convenient to move, and the powder packaging is completed.

The utility model discloses a convenient to use, the measurement is accurate, and degree of automation is high, and stability is strong, is convenient for remove, prevents to appear the raise dust phenomenon, avoids appearing leaking the end towards formula dust prevention powder packing scale of the powder condition, makes the utility model discloses extensive market prospect has.

Claims

1. End towards formula dustproof powder packing scale, including support post (1), its characterized in that: the top of support post (1) be provided with support frame (2), be provided with hydraulic stem (18) between support post (1) and support frame (2), install in the top of support post (1) through hydraulic stem (18) in one side of support frame (2), the opposite side of support frame (2) is equipped with down feed bin (3), the top of feed bin (3) is passed through the fix with screw on the bottom of support frame (2) down, the below of feed bin (3) is equipped with integrated into one piece's discharging pipe (4) down, discharging pipe (4) are linked together with feed bin (3) down, the outside of discharging pipe (4) is vertical is equipped with leak protection cylinder (5), one side of leak protection cylinder (5) is fixed to discharging pipe (4) through the fix with screw, the bottom cover of discharging pipe (4) is equipped with and weighs bag holder (6), one side of weighing bag holder (6) is equipped with slip stand (7), the weighing bag holder (6) is fixed on the top of the sliding upright post (7) through a hoop at one side, a blanking signal light source (35) is arranged on the outer side of the side surface of the weighing bag holder (6), an upper limit signal light source (36) is arranged below the blanking signal light source (35), a weighing device is arranged on the outer side of the bottom end of the sliding upright post (7), a lower limit signal light source (37) is arranged on the outer side of the side surface of the weighing device, a fixing frame (8) is horizontally fixed below the supporting upright post (1) by screws, the supporting upright post (1) is horizontally fixed at one side of the top surface of the fixing frame (8) by screws, the weighing device and the sliding upright post (7) are horizontally fixed on the other side of the top surface of the fixed frame (8) through screws, the dust remover (24) is arranged on the outer wall of the top end of one side of the supporting upright post (1), and the control connecting plate (38) is arranged on the outer wall of the other side of the supporting upright post (1).

2. The bottom-flushing dust-proof powder packaging scale according to claim 1, characterized in that: the weighing device comprises a roller assembly (9), a guide rail screw base plate (25) and a motor fixing plate (29), the roller assembly (9) is arranged below the weighing bag clamping device (6), linear sliding rails (26) are arranged on two sides of the side wall of the guide rail screw base plate (25), a screw sliding base (34) is arranged on the outer side of each linear sliding rail (26), a screw sliding block is arranged between each linear sliding rail (26) and each screw sliding base (34), each screw sliding base (34) is movably sleeved on each linear sliding rail (26) through each screw sliding block, a screw sliding nut (27) is arranged in the middle of the side face of each linear sliding rail (26), the motor fixing plate (29) is arranged on the top face of the guide rail screw base plate (25), a lifting motor (28) is arranged on the top face of the motor fixing plate (29), and a coupler (30) is arranged on the bottom face of the motor fixing plate (29), the top end of the coupler (30) is connected with a lifting motor (28) through a motor fixing plate (29), two bearings (32) with seats are arranged below the coupler (30), two sides of the two bearings (32) with seats are respectively fixedly arranged between two linear sliding rails (26) through bolts, a sliding screw rod (33) is arranged between the two bearings (32) with seats, one of the bearings (32) with seats is arranged at the top end of the sliding screw rod (33), the other bearing (32) with seats is arranged at the bottom end of the sliding screw rod (33), a locking nut (31) is arranged between the coupler (30) and the bearing (32) with seats arranged at the top end of the sliding screw rod (33), the top surface of the sliding screw rod (33) is connected with the bottom surface of the coupler (30) through the locking nut (31), a weighing inductor (10) is fixed below the roller component (9) through screws.

3. The bottom-flushing dust-proof powder packaging scale according to claim 2, characterized in that: shaft coupling (30), lock nut (31) and sliding screw (33) all set up between two sharp slip track (26), line slip track (26) pass through lead screw slip nut (27) activity suit on sliding screw (33), weighing inductor (10) and lead screw sliding base (34) between be provided with fixed connection piece (11), bolt fixed mounting is passed through on the lateral wall of lead screw sliding base (34) in the one end of fixed connection piece (11), the other end of fixed connection piece (11) passes through bolt fixed mounting in the inside of weighing inductor (10), wheel components (9) include the powder backup pad and establish a plurality of in this powder backup pad and remove the roller, a plurality of removes the roller equidistant fix on the top surface of this powder backup pad through the screw.

4. The bottom-flushing dust-proof powder packaging scale according to claim 1, characterized in that: the top of lower feed bin (3) be equipped with unloading motor (12), unloading motor (12) pass through the fix with screw on support frame (2), there is unloading screw rod (21) below of unloading motor (12) through the coupling joint, unloading screw rod (21) suit is in feed bin (3) and discharging pipe (4) down, the maximum diameter of unloading screw rod (21) is identical with the internal diameter of discharging pipe (4).

5. The bottom-flushing dust-proof powder packaging scale according to claim 4, wherein: one side of unloading motor (12) be equipped with agitator motor (13), agitator motor (13) pass through the fix with screw on support frame (2), fixed cover is equipped with drive sprocket (14) on the output of agitator motor (13), unloading screw rod (21) on the cover be equipped with driving shaft sleeve (16), driving shaft sleeve (16) pass through the bearing suit at the top of unloading screw rod (21), the fixed cover in top of driving shaft sleeve (16) is equipped with driven sprocket (17), be equipped with between driven sprocket (17) and drive sprocket (14) drive chain (15), drive chain (15) mesh with driven sprocket (17) and drive sprocket (14) respectively mutually, the outside of driving shaft sleeve (16) is fixed with stirring frame (20) through the screw, stirring frame (20) are established under in feed bin (3).

6. The bottom-flushing dust-proof powder packaging scale according to claim 1, characterized in that: the hydraulic rod (18) comprises a support rod and a telescopic rod, a hydraulic jack (19) is arranged on the inner bottom surface of the support rod, and the bottom surface of the telescopic rod is fixedly connected with the top surface of the hydraulic jack (19).

7. The bottom-flushing dust-proof powder packaging scale according to claim 1, characterized in that: weighing bag clamping device (6) include the fixed plate and articulate two bag holders in this fixed plate one side, the top of two bag holders articulates respectively on this fixed plate, two bag holders symmetry establish the both sides in discharging pipe (4), be equipped with telescopic cylinder between two bag holders, telescopic cylinder's both ends articulate respectively on two bag holders.

8. The bottom-flushing dust-proof powder packaging scale according to claim 1, characterized in that: the utility model discloses a bag weighing machine, including dust remover (24), dust remover backup pad (23), the tabular structure of "L" style of calligraphy is adopted in dust remover backup pad (23) through the fix with screw in dust removal backup pad (23) in the below of dust remover (24), the side of dust removal backup pad (23) passes through the fix with screw in the inside bottom surface of support post (1), bag holder (6) top of weighing has downward open-ended dust excluding hood (22), dust excluding hood (22) are fixed on discharging pipe (4) through the screw suit, dust excluding hood (22) are linked together through the pipeline with dust remover (24).

9. The bottom-flushing dust-proof powder packaging scale according to claim 1, characterized in that: the top of control connection board (38) inside be equipped with control panel (39), control panel (39) pass through bolt fixed mounting inside the top of control connection board (38), the top surface of control panel (39) and the top surface of control connection board (38) are located same water flat line.

10. The bottom-flushing dust-proof powder packaging scale according to claim 1, characterized in that: a plurality of universal wheels (40) with self-locking are arranged below the fixing frame (8), and the universal wheels (40) are fixed on the bottom surface of the fixing frame (8) at equal intervals through screws.