CN113277445A

CN113277445A - Raw materials hoisting device is used in auxiliary chemicals production

Info

Publication number: CN113277445A
Application number: CN202110772741.1A
Authority: CN
Inventors: 袁馥
Original assignee: 袁馥
Current assignee: Dongguan Ruifei New Material Technology Co.,Ltd.
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-08-20

Abstract

The invention relates to the technical field of auxiliary devices of chemical machinery, in particular to a raw material lifting device for production of chemical auxiliary agents, which is simple in structure and convenient for lifting powdery or liquid raw materials to a high degree so as to improve the safety factor and reduce the labor intensity of users; the method comprises the following steps: the bottom plate is used as a base of the whole device, and all parts are arranged on the bottom plate, so that the device is compact in overall structure and stable in connection and is fixed on the ground; the raw material lifting and discharging mechanism is arranged on the bottom plate and used for clamping and lifting the raw materials and discharging the materials to an external stock bin platform after the materials are lifted to a specified height.

Description

Raw materials hoisting device is used in auxiliary chemicals production

Technical Field

The invention relates to the technical field of auxiliary devices of chemical machinery, in particular to a raw material lifting device for production of chemical auxiliary agents.

Background

Auxiliaries, auxiliary chemicals added to improve the production process, to improve the quality and yield of the product, or to give the product a specific application property, are also known as additives in industrial production.

The auxiliary agent is in the production process, need add bagged powder raw materials or barreled liquid raw materials to the feed bin of higher department inside, among the prior art, uses artificial mode mostly, promotes the height with powder raw materials or liquid raw materials, and this kind of mode very easily takes place the incident at the in-process of ascending a height.

In view of the above-mentioned existing defects, the inventor of the present invention has actively studied and innovated based on the practical experience and professional knowledge of many years of design and manufacture of such products, and together with the application of theory, to create a raw material lifting device for the production of chemical auxiliary agents, so as to make it more practical. After continuous research and design and repeated trial production and improvement, the invention with practical value is finally created.

Disclosure of Invention

In order to solve the technical problems, the invention provides a raw material lifting device for production of chemical auxiliary agents, which is simple in structure and convenient for lifting powder or liquid raw materials to a high degree so as to improve the safety factor and reduce the labor intensity of users.

The invention relates to a raw material lifting device for production of chemical auxiliary agents, which comprises:

the bottom plate is used as a base of the whole device, and all parts are arranged on the bottom plate, so that the device is compact in overall structure and stable in connection and is fixed on the ground;

the raw material lifting and discharging mechanism is arranged on the bottom plate and used for clamping and lifting the raw materials and discharging the materials to an external stock bin platform after the materials are lifted to a specified height.

Preferably, the raw material lifting and discharging mechanism comprises a lifting mechanism and a guide mechanism which are fixedly arranged on a bottom plate, the guide mechanism comprises a front vertical plate and a rear vertical plate, guide holes are formed in the two vertical plates, each guide hole comprises a vertical section and an arc-shaped section communicated with the vertical section, the top end of the vertical section is used as a circle center for the arc-shaped section, a lifting plate is arranged at the output end of the lifting mechanism, two through holes are formed in the lifting plate, a driving rod is slidably arranged in each through hole, first bearings are arranged at the ends, far away from the lifting mechanism, of the two driving rods, a guide shaft is arranged in the inner rings of the two first bearings, second bearings are arranged at the two ends of the guide shaft, two groups of Z-shaped rods are fixedly connected to the guide shaft, limiting shafts are fixedly arranged at corners, close to one side of the guide shaft, third bearings are arranged, two sets of Z style of calligraphy pole other end fixedly connected with place the board, it all is provided with the slip hole to place the board front and back side, the equal slidable mounting of every group slip hole department has the slider, be provided with the clamping mechanism who is used for the centre gripping raw materials on the slider, two sets of knee levers of symmetry fixedly connected with on the lifter plate, every group knee lever is close to places the equal fixed mounting in board one side and has the installation piece, rotate on the installation piece and install first universal ball, every group slider bottom all rotates and installs the universal ball of second, and the universal ball of second that is located the front end is in the front side that is located the first universal ball of front end, fixedly connected with down tube between first universal ball and the universal ball of second.

Preferably, the clamping mechanism comprises a connecting plate fixedly connected with the sliding block, a first threaded rod is connected to the connecting plate in a threaded manner, a hand wheel is arranged at one end of the first threaded rod, a clamping plate is installed at the other end of the first threaded rod in a rotating manner, two groups of first guide rods are slidably installed on the connecting plate, and one ends of the two groups of first guide rods are connected with the clamping plate.

Preferably, place and be provided with stock stop on the board, stock stop includes fixed mounting and places two sets of fixed plates of board bottom, it installs the pivot to rotate on two sets of fixed plates, the pivot includes screw thread section and smooth section, threaded connection has the drive block on the screw thread section, the drive block is connected with the slider that is located the front end, fixedly connected with limiting plate on the smooth section, be provided with the spacing hole that is used for the limiting plate to pass on the drive block, the pivot front end is provided with the lower sprocket, it keeps away from elevating system one side rotation and installs the oscillating axle to place the board, two sets of transition rods of fixedly connected with on the oscillating axle, two sets of transition rod one end fixedly connected with baffles, the oscillating axle front end is provided with the sprocket, the cover is equipped with the chain on last sprocket and the lower sprocket.

Preferably, elevating system includes the steadying plate with bottom plate fixed connection, rotates on the steadying plate and installs the second threaded rod, lifter plate and second threaded rod threaded connection, two sets of second guide bars of fixedly connected with on the steadying plate, two sets of second guide bars all pass the lifter plate, the first bevel gear of fixedly connected with on the second threaded rod, be provided with the motor on the bottom plate, the motor output is provided with and meshes the second bevel gear with first bevel gear, is provided with two sets of through holes that supply the actuating lever to pass on the steadying plate.

Preferably, both ends are the plectane fixedly connected with around the spacing axle, every group the plectane is close to riser one side and all is provided with a plurality of first balls, a plurality of first balls and riser contact.

Preferably, the width of the vertical section is larger than that of the circular arc section, and the outer diameter of the second bearing is larger than that of the third bearing.

Preferably, the inner wall of the through hole is provided with a second ball group contacting with the driving rod to reduce friction between the driving rod and the lifting plate.

Compared with the prior art, the invention has the beneficial effects that: at first, operate elevating system and highly adjust the lifter plate to minimumly, then place the raw materials on the bottom plate, and operation clamping mechanism presss from both sides the raw materials tightly, prevent that it from taking place to drop when high promotion, operation motor makes the lifter plate highly rise afterwards, when third bearing reaches the peak, place board and raw materials equal while clockwise rotation, it moves to keeping away from raw materials one side to drive the clamp plate that presss from both sides tight raw materials simultaneously, loosen the raw materials, it carries out clockwise rotation to drive the baffle simultaneously, be convenient for the raw materials landing to the feed bin platform, for prior art, this device simple structure, need not complicated control procedure, can unload the raw materials to the feed bin platform automatically, safety factor has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an isometric view of the present invention;

FIG. 3 is a schematic view of the hidden front riser of FIG. 2;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic bottom view of the structure of FIG. 3;

FIG. 6 is a partial enlarged view of portion A of FIG. 5;

FIG. 7 is a partial enlarged view of portion A of FIG. 6;

FIG. 8 is a schematic left front side view of the structure of FIG. 3;

FIG. 9 is a schematic left side view of the connection of the present invention;

fig. 10 is a partially enlarged view of a portion a in fig. 9.

In the drawings, the reference numbers: 1. a base plate; 2. a lifting mechanism; 3. a guide mechanism; 301. a vertical plate; 302. a vertical section; 303. a circular arc section; 4. a lifting plate; 5. a drive rod; 6. a first bearing; 7. a guide shaft; 8. a second bearing; 9. a Z-shaped bar; 10. a limiting shaft; 11. a third bearing; 12. placing the plate; 13. a slider; 14. a curved bar; 15. mounting blocks; 16. a first universal ball; 17. a second universal ball; 18. a diagonal bar; 19. a clamping mechanism; 1901. a connecting plate; 1902. a first threaded rod; 1903. a hand wheel; 1904. a clamping plate; 1905. a first guide bar; 20. a stock stop mechanism; 2001. a fixing plate; 2002. a threaded segment; 2003. a smooth section; 2004. a drive block; 2005. a limiting plate; 2006. a lower sprocket; 2007. a swing shaft; 2008. a transition rod; 2009. a baffle plate; 2010. an upper sprocket; 2011. a chain; 201. a stabilizing plate; 202. a second threaded rod; 203. a second guide bar; 204. a first bevel gear; 205. a motor; 206. a second bevel gear; 207. a through hole; 21. a circular plate; 22. a first ball bearing; 23. a second ball.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 10, the raw material lifting device for chemical auxiliary production according to the present invention includes:

the bottom plate 1 is used as a base of the whole device, and all parts are arranged on the bottom plate, so that the device is compact in overall structure and stable in connection and is fixed on the ground;

the raw material lifting and discharging mechanism is arranged on the bottom plate 1 and used for clamping and lifting the raw material, and discharging the raw material to an external stock bin platform after the raw material is lifted to a specified height.

In this embodiment, this device is when using, this device installation area is reserved by the side of feed bin, fix bottom plate 1 in reservation region department, for making this device normal use, the raw materials can landing smoothly on the feed bin platform when placing board 12 and inclining, the vertical section 302 highest point of guiding hole is higher than the feed bin platform, in use, promote discharge mechanism through the raw materials and carry out high promotion to the raw materials, and manual clamping, promote to the above-mentioned high time of feed bin platform, raw materials promotes discharge mechanism control raw materials and inclines, loosen the raw materials simultaneously, make the raw materials perhaps artificially pull down under the action of gravity, the raw materials breaks away from raw materials and promotes discharge mechanism, compared with the prior art, this device simple structure, need not complicated control procedure, can unload the raw materials to the feed bin platform automatically, factor of safety has been improved.

Further, as shown in fig. 2, 3, 4, 5, 8, the raw material lifting and discharging mechanism comprises a lifting mechanism 2 and a guiding mechanism 3 fixedly installed on the bottom plate 1, the guiding mechanism 3 comprises a front vertical plate 301 and a rear vertical plate 301, guide holes are respectively formed in the two vertical plates 301, each guide hole comprises a vertical section 302 and an arc-shaped section 303 communicated with the vertical section 302, the arc-shaped section 303 takes the top end of the vertical section 302 as the center of a circle, the lifting plate 4 is installed at the output end of the lifting mechanism 2, two through holes are formed in the lifting plate 4, a driving rod 5 is slidably installed at each through hole, a first bearing 6 is respectively arranged at one end of each driving rod 5 far away from the lifting mechanism 2, a guide shaft 7 is arranged at the inner ring of each first bearing 6, second bearings 8 are respectively arranged at the two ends of the guide shaft 7, two groups of Z-shaped rods 9 are fixedly connected to the guide shaft 7, and a limiting shaft 10 corner is fixedly installed at one side of the two groups of the Z-shaped rods 9 close to the guide shaft 7, spacing axle 10 both ends all are provided with third bearing 11, second bearing 8 and third bearing 11 all are inside the guiding hole, board 12 is placed to two sets of Z style of calligraphy pole 9 other end fixedly connected with, the side all is provided with the slip hole around placing board 12, the equal slidable mounting of every group slip hole department has slider 13, be provided with the clamping mechanism 19 that is used for the centre gripping raw materials on the slider 13, two sets of knee levers 14 of symmetry fixedly connected with on the lifter plate 4, every knee lever 14 of group is close to and places board 12 one side equal fixed mounting have installation piece 15, rotate on the installation piece 15 and install first universal ball 16, every slider 13 bottom of group all rotates and installs second universal ball 17, and the second universal ball 17 that is located the front end is in the front side that is located the first universal ball 16 of front end, fixedly connected with down tube 18 between first universal ball 16 and the second universal ball 17.

In this embodiment, first, the lifting mechanism 2 is operated to adjust the height of the lifting plate 4 to the minimum, then the raw material is placed on the bottom plate 1, and the clamping mechanism 19 is operated to clamp the raw material to prevent it from falling down when the lifting height is raised, and then the lifting mechanism 2 is operated to raise the height of the lifting plate 4, and during the raising of the height of the lifting plate 4, the following processes are performed: when the second bearing 8 and the third bearing 11 are both in the vertical section 302, the guide shaft 7, the limit shaft 10, the zigzag rod 9, the placing plate 12 and the like are moved vertically upwards under the pushing of the two groups of driving rods 5, and in the process of the vertical upwards movement of the placing plate 12, the lifting plate 4 drives the curved rod 14, the mounting block 15 and the first universal ball 16 to synchronously move upwards, when the third bearing 11 moves to the highest point of the vertical section 302, the third bearing 11 cannot continuously rise, the placing plate 12 is higher than the storage bin platform, and the second bearing 8 moves to the junction of the vertical section 302 and the arc-shaped section 303 at the moment, because the arc-shaped section 303 takes the top end of the vertical section 302 as the center of a circle, the driving rod 5 is rotationally connected with the guide shaft 7 through the first bearing 6, and the driving rod 5 is in sliding connection with the lifting plate 4, the lifting plate 4 which continuously moves upwards makes the second bearing 8 on the guide shaft 7 rotate along the arc-shaped section 303, therefore, the two sets of Z-shaped rods 9, the placing plate 12, the raw materials and the like are rotated clockwise, when the placing plate 12 is rotated clockwise, the length of the inclined rod 18 is unchanged, so that the sliding block 13 drives the clamping mechanism 19 to move to the side far away from the raw materials under the extrusion of the placing plate 12, the clamping mechanism 19 loosens the raw materials, when the second bearing 8 is in the arc-shaped section 303, the height of the lifting plate 4 directly determines the inclination angle of the placing plate 12, the inclination angle of the placing plate 12 directly determines the positions of the sliding block 13 and the clamping mechanism 19, and the left-right position of the driving rod 5 relative to the lifting plate 4 is also changed due to the position of the guide shaft 7.

Further, as shown in fig. 4, the clamping mechanism 19 includes a connecting plate 1901 fixedly connected to the slider 13, a first threaded rod 1902 is threadedly connected to the connecting plate 1901, a hand wheel 1903 is disposed at one end of the first threaded rod 1902, a clamping plate 1904 is rotatably mounted at the other end of the first threaded rod 1902, two sets of first guide rods 1905 are slidably mounted on the connecting plate 1901, and one end of each set of first guide rods 1905 is connected to the clamping plate 1904.

In this embodiment, the rotating hand wheel 1903 drives the first threaded rod 1902 to rotate, and since the first threaded rod 1902 is in threaded connection with the connecting plate 1901, and the clamping plate 1904 cannot rotate along with the first threaded rod 1902 under the effect of the two sets of first guide rods 1905, the rotating hand wheel 1903 can change the position of the clamping plate 1904 relative to the connecting plate 1901, thereby clamping the raw material.

Further, as shown in fig. 5 to 7, a material blocking mechanism 20 is arranged on the placing plate 12, the material blocking mechanism 20 includes two sets of fixing plates 2001 fixedly installed at the bottom of the placing plate 12, a rotating shaft is rotatably installed on the two sets of fixing plates 2001, the rotating shaft includes a threaded section 2002 and a smooth section 2003, a driving block 2004 is connected to the threaded section 2002 in a threaded manner, the driving block 2004 is connected to a slider 13 located at the front end, a limiting plate 2005 is fixedly connected to the smooth section 2003, a limiting hole for the limiting plate 2005 to pass through is arranged on the driving block 2004, a lower sprocket 2006 is arranged at the front end of the rotating shaft, a swinging shaft 2007 is rotatably installed on one side of the placing plate 12 away from the lifting mechanism 2, two sets of transition rods 2008 are fixedly connected to the swinging shaft 2007, a baffle 2009 is fixedly connected to one end of the two sets of transition rods 2008, an upper sprocket 2010 is arranged at the front end of the swinging shaft 2007, and a chain 2011 is sleeved on the upper sprocket 2010 and the lower sprocket 2006.

In this embodiment, when the placing plate 12 is tilted clockwise, the slider 13 at the front end is driven to move towards the side away from the raw material, so as to drive the driving block 2004 to move, at this time, the driving block 2004 is in threaded connection with the threaded section 2002 of the rotating shaft, so as to drive the rotating shaft and the lower sprocket 2006 to rotate clockwise, and under the drive of the chain 2011, the upper sprocket 2010, the oscillating shaft 2007, the transition rod 2008 and the baffle 2009 all rotate clockwise, so that the raw material slides down at the baffle 2009, and at the same time, the baffle 2009 is opened at a position higher than the bin platform, so that the distance between the bin platform and the placing plate 12 can be smaller, and after the baffle 2009 is opened, the baffle 2009 is located right above the bin platform, so that the sliding raw material cannot fall out of the bin platform, when the slider 13 drives the driving block 2004 to move to the smooth section 2003 of the rotating shaft, the limit plate 2005 passes through the limit hole on the driving block 2004, the rotation shaft is prevented from rotating by the friction of the driving block 2004, and the angle of the baffle 2009 is prevented from being changed arbitrarily.

Further, as shown in fig. 2, 3, 5, and 8, the lifting mechanism 2 includes a stabilizing plate 201 fixedly connected to the bottom plate 1, a second threaded rod 202 is rotatably mounted on the stabilizing plate 201, the lifting plate 4 is in threaded connection with the second threaded rod 202, two sets of second guide rods 203 are fixedly connected to the stabilizing plate 201, the two sets of second guide rods 203 both pass through the lifting plate 4, a first bevel gear 204 is fixedly connected to the second threaded rod 202, a motor 205 is disposed on the bottom plate 1, an output end of the motor 205 is provided with a second bevel gear 206 engaged with the first bevel gear 204, and two sets of through holes 207 for the driving rod 5 to pass through are disposed on the stabilizing plate 201.

In this embodiment, the transverse position of the driving rod 5 changes when the placing plate 12 is tilted, and the through hole 207 is provided, so that the change of the position of the driving rod 5 is not hindered, the motor 205 is powered on to drive the first bevel gear 204, the second bevel gear 206 and the second threaded rod 202 to rotate, and the second threaded rod 202 is in threaded connection with the lifting plate 4, and the lifting plate 4 cannot rotate the second threaded rod 202 under the action of the two sets of second guide rods 203, so that the motor 205 is powered on to drive the lifting plate 4 to lift.

Further, as shown in fig. 4 and 8, the front end and the rear end of the limiting shaft 10 are fixedly connected with circular plates 21, one side of each circular plate 21 close to the vertical plate 301 is provided with a plurality of first balls 22, and the plurality of first balls 22 are in contact with the vertical plate 301.

In the present embodiment, the circular plates 21 are fixed to both front and rear ends of the stopper shaft 10 as the mounting base of the first balls 22, and the front and rear positions of the stopper shaft 10 are restricted, so that the apparatus is more stable in operation.

Further, as shown in fig. 1, the width of the vertical section 302 is greater than that of the circular arc section 303, and the outer diameter of the second bearing 8 is greater than that of the third bearing 11.

In this embodiment, the width of the vertical section 302 is greater than the width of the arc-shaped section 303, the outer diameter of the second bearing 8 is greater than the outer diameter of the third bearing 11, so that the third bearing 11 cannot move onto the arc-shaped section 303, the third bearing 11 contacts with the inner wall of the arc-shaped section 303, and after the second bearing 8 moves onto the arc-shaped section 303, the second bearing 8 contacts with the inner wall of the arc-shaped section 303, so that the device operates more stably.

Further, as shown in fig. 9 to 10, the inner wall of the through-hole is provided with a second ball 23 group contacting the driving lever 5 to reduce friction between the driving lever 5 and the rising and falling plate 4.

In this embodiment, by providing the second ball 23 set, when the driving rod 5 is changed in position relative to the lifting plate 4, the friction between the driving rod 5 and the lifting plate 4 is reduced, so that the operation is more stable and is not easy to damage.

The invention relates to a raw material lifting device for production of chemical auxiliary agents, which comprises the following working processes: at first, operate elevating system 2 with 4 altitude mixture control of lifter plate to minimumly, then place the raw materials on bottom plate 1, and operation clamping mechanism 19 presss from both sides the raw materials tightly, prevent that it from taking place to drop when high promotion, operation motor 205 makes 4 altitude ascensions of lifter plate afterwards, when third bearing 11 reaches the peak, place board 12 and raw materials etc. and clockwise rotation simultaneously, it moves to keeping away from raw materials one side to drive the clamp plate 1904 who presss from both sides tight raw materials simultaneously, loosen the raw materials, it carries out clockwise rotation to drive baffle 2009 simultaneously, be convenient for the raw materials landing to the feed bin platform on, for prior art, this device simple structure, need not complicated control procedure, can unload the raw materials to the feed bin platform automatically, safety factor has been improved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a raw materials hoisting device is used in auxiliary chemicals production which characterized in that includes:

the bottom plate (1) is used as a base of the whole device, and all parts are arranged on the bottom plate, so that the device is compact in overall structure and stable in connection and is fixed on the ground;

the raw material lifting and discharging mechanism is arranged on the bottom plate (1) and used for clamping and lifting the raw material, and discharging the raw material to an external stock bin platform after the raw material is lifted to a specified height.

2. The raw material lifting device for the production of chemical additives, according to claim 1, wherein the raw material lifting and discharging mechanism comprises a lifting mechanism (2) and a guide mechanism (3) which are fixedly installed on a bottom plate (1), the guide mechanism (3) comprises a front vertical plate (301) and a rear vertical plate (301), guide holes are formed in the two vertical plates (301), each guide hole comprises a vertical section (302) and an arc-shaped section (303) communicated with the vertical section (302), the top end of the arc-shaped section (303) is used as a circle center, a lifting plate (4) is installed at the output end of the lifting mechanism (2), two through holes are formed in the lifting plate (4), a driving rod (5) is slidably installed at each through hole, a first bearing (6) is arranged at one end, far away from the lifting mechanism (2), of the two driving rods (5), a guide shaft (7) is arranged at the inner ring of the two first bearings (6), two ends of a guide shaft (7) are respectively provided with a second bearing (8), two groups of Z-shaped rods (9) are fixedly connected to the guide shaft (7), a limiting shaft (10) is fixedly arranged at a corner of one side, close to the guide shaft (7), of each group of Z-shaped rods (9), third bearings (11) are respectively arranged at two ends of each limiting shaft (10), the second bearings (8) and the third bearings (11) are respectively positioned in guide holes, the other ends of the two groups of Z-shaped rods (9) are fixedly connected with a placing plate (12), sliding holes are respectively formed in the front side and the rear side of the placing plate (12), a sliding block (13) is respectively and slidably arranged at each sliding hole, a clamping mechanism (19) used for clamping raw materials is arranged on the sliding block (13), two groups of curved rods (14) are symmetrically and fixedly connected to the lifting plate (4), an installation block (15) is fixedly arranged at one side, close to the placing plate (12), a first universal ball (16) is rotatably arranged on the installation block (15), the bottom of each group of sliding blocks (13) is rotatably provided with a second universal ball (17), the second universal ball (17) positioned at the front end is positioned at the front side of a first universal ball (16) positioned at the front end, and an inclined rod (18) is fixedly connected between the first universal ball (16) and the second universal ball (17).

3. The raw material lifting device for the production of chemical additives, according to claim 2, characterized in that the clamping mechanism (19) comprises a connecting plate (1901) fixedly connected with the slider (13), a first threaded rod (1902) is connected to the connecting plate (1901) in a threaded manner, a hand wheel (1903) is arranged at one end of the first threaded rod (1902), a clamping plate (1904) is rotatably mounted at the other end of the first threaded rod, two sets of first guide rods (1905) are slidably mounted on the connecting plate (1901), and one end of each set of first guide rods (1905) is connected with the clamping plate (1904).

4. The raw material lifting device for the production of chemical additives is characterized in that a material blocking mechanism (20) is arranged on a placing plate (12), the material blocking mechanism (20) comprises two groups of fixing plates (2001) fixedly installed at the bottom of the placing plate (12), rotating shafts are rotatably installed on the two groups of fixing plates (2001), each rotating shaft comprises a threaded section (2002) and a smooth section (2003), a driving block (2004) is in threaded connection with the threaded section (2002), the driving block (2004) is connected with a sliding block (13) located at the front end, a limiting plate (2005) is fixedly connected with the smooth section (2003), a limiting hole for the limiting plate (2005) to penetrate through is formed in the driving block (2004), a lower chain wheel (2006) is arranged at the front end of each rotating shaft, a swinging shaft (2007) is rotatably installed on one side, far away from a lifting mechanism (2), of the placing plate (12), and two groups of transition rods (2008) are fixedly connected with the swinging shaft (2007), one end of each of the two groups of transition rods (2008) is fixedly connected with a baffle (2009), the front end of the oscillating shaft (2007) is provided with an upper chain wheel (2010), and the upper chain wheel (2010) and the lower chain wheel (2006) are sleeved with a chain (2011).

5. The raw material lifting device for the production of chemical additives, according to claim 2, characterized in that the lifting mechanism (2) comprises a stabilizing plate (201) fixedly connected with the bottom plate (1), a second threaded rod (202) is rotatably mounted on the stabilizing plate (201), the lifting plate (4) is in threaded connection with the second threaded rod (202), two sets of second guide rods (203) are fixedly connected to the stabilizing plate (201), both the two sets of second guide rods (203) pass through the lifting plate (4), a first bevel gear (204) is fixedly connected to the second threaded rod (202), a motor (205) is arranged on the bottom plate (1), a second bevel gear (206) meshed with the first bevel gear (204) is arranged at the output end of the motor (205), and two sets of through holes (207) for the driving rod (5) to pass through are arranged on the stabilizing plate (201).

6. The raw material lifting device for the production of chemical additives as claimed in claim 2, wherein circular plates (21) are fixedly connected to the front and rear ends of the limiting shaft (10), a plurality of first balls (22) are arranged on one side of each circular plate (21) close to the vertical plate (301), and the plurality of first balls (22) are in contact with the vertical plate (301).

7. The raw material lifting device for the production of chemical additives as claimed in claim 2, wherein the width of the vertical section (302) is greater than the width of the circular arc-shaped section (303), and the outer diameter of the second bearing (8) is greater than the outer diameter of the third bearing (11).

8. The raw material lifting device for the production of chemical additives according to claim 2, wherein the inner wall of the through hole is provided with a second ball (23) group which contacts with the driving rod (5) to reduce the friction between the driving rod (5) and the lifting plate (4).