CN218022306U - Manual worm filling machine - Google Patents

Abstract

The utility model provides a manual worm filling machine, which comprises a frame assembly, wherein a screw rod lifting mechanism, a material cup assembly, an embedded piston assembly and a vacuum assembly are arranged on the frame assembly; the screw rod lifting mechanism comprises a lifter shell, a worm wheel and a screw rod; the elevator shell is arranged on the frame component, a worm and a turbine are rotatably arranged in the elevator shell, and the turbine is sleeved outside the screw rod in a threaded manner; the material cup assembly comprises a working platform, a material cup fixing ring, a material cup, a fixing rod, a chuck and a material cup fixing nut, the working platform is installed at the top end of the screw rod, and the material cup is detachably installed on the top surface of the working platform; the embedded piston assembly is arranged right above the material cup assembly and comprises a piston head, a filter screen, a discharge port connector, a piston mounting frame and a needle cylinder, the piston head is arranged at the lower end of the piston mounting frame, and the piston head is movably inserted in the material cup when the material cup ascends along with the screw rod. The device can complete filling operation on materials with high solid content, high viscosity and the like and high filling difficulty, and has good filling effect.

Description

Manual worm filling machine

Technical Field

The utility model relates to a technical field is filled in the vacuum filling, in particular to manual formula worm filling machine.

Background

The materials are ground, stirred and defoamed to form uniformly mixed slurry, the slurry in a stirring cup, namely a material cup, needs to be filled into another container, namely a needle cylinder, the filling of the ultrahigh-viscosity materials is difficult, the quality of the slurry is directly influenced by improper operation, and the previous multiple processes are invalid.

At present, the existing filling mode has the following defects:

1. at present, reliable and effective means and modes for filling slurry with high solid content, high viscosity and the like and high filling difficulty into a needle tube are not available temporarily;

2. in the filling process, the filling path is too long, so that material waste and large loss are caused;

3. in the filling process, the originally qualified defoamed slurry is easily contacted with air again, so that the slurry is doped with bubbles again, and the slurry is invalid;

4. large particles which are not uniformly ground exist in the slurry, and the large particles can be mixed and loaded into a needle cylinder along with the qualified slurry in the filling process;

5. the feeding cup containers in the market are different in size and have larger dependence on the size and specification of the feeding cup.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a manual worm filling machine to solve the above problems in the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

a manual worm filling machine comprises a rack assembly, wherein a screw rod lifting mechanism, a material cup assembly, an embedded piston assembly and a vacuum assembly are mounted on the rack assembly; wherein,

the screw rod lifting mechanism comprises a lifter shell, a worm wheel and a screw rod; the elevator shell is arranged on the frame assembly, the worm and the worm wheel are rotatably arranged in the elevator shell, one end of the worm extends out of the elevator shell, the worm is meshed with the worm wheel, the worm wheel is sleeved outside the screw rod in a threaded manner, and the screw rod movably penetrates through the elevator shell;

the material cup assembly comprises a working platform, a material cup fixing ring, a material cup, a fixing rod, a chuck and a material cup fixing nut; the working platform is arranged at the top end of the screw rod, the material cup is detachably arranged on the top surface of the working platform, a material cup fixing ring is detachably arranged on the outer side surface of the upper part of the material cup, and a protruding shaft shoulder is arranged outside the material cup fixing ring; the fixed rods are arranged in a plurality, and all the fixed rods are arranged on the top surface of the working platform at intervals and are positioned around the periphery of the material cup at intervals; the upper part of each fixed rod is provided with a thread structure, and the upper part of each fixed rod is connected with the material cup fixing nut through the thread structure; each fixing rod movably penetrates through the chuck, and the material cup fixing nut and the working platform are respectively arranged on two opposite sides of the chuck; the chuck is arranged around the circumference of the material cup and is abutted against a shaft shoulder of the material cup fixing ring under the action of the material cup fixing nut;

the embedded piston assembly is arranged right above the material cup assembly and comprises a piston head, a filter screen, a discharge port joint, a piston mounting frame and a needle cylinder; the piston head is arranged at the lower end of the piston mounting frame, the piston mounting frame is arranged on the frame component, the piston head is arranged in a suspended mode and movably inserted into the material cup when the material cup ascends along with the screw rod, and the side wall of the piston head is attached to the inner wall of the material cup; a discharge port penetrates through the piston head, a filter screen is arranged in the discharge port, a discharge port joint is mounted at one end of the discharge port, which faces the piston mounting frame, and the discharge port joint is detachably connected with the needle cylinder;

the vacuum assembly comprises a vacuum tube, a tube plug and a vacuum mechanism, the vacuum tube is arranged on the embedded piston assembly, two ends of the vacuum tube are open, the lower end of the vacuum tube is detachably inserted in the piston mounting frame and is abutted against the piston head, the upper end of the vacuum tube is opened and closed through the tube plug, and the vacuum mechanism is communicated with the vacuum tube through the tube plug; the needle cylinder and the discharge port joint are both accommodated inside the vacuum tube when the lower end of the vacuum tube is abutted against the piston head.

Preferably, the frame subassembly includes frame, bracing piece and piston fixing plate, frame top installation elevator shell and bracing piece, the bracing piece encircles the circumference that sets up at the elevator shell, and its top installation the piston fixing plate, the bottom demountable installation piston mounting bracket of piston fixing plate, the last through-hole that supplies the vacuum tube to run through of having seted up of piston fixing plate.

Preferably, the bottom of piston fixed plate is provided with the slide, the slide extends to the through-hole place from the lateral wall of piston fixed plate, piston mounting frame passes through slide demountable installation on piston fixed plate.

Preferably, the rack assembly further comprises a housing and a support base; the shell frame is arranged on the outer sides of the rack and the screw rod lifting mechanism, and one end of the worm extending out of the outer side of the lifter shell penetrates through the shell to extend to the outer side of the rack component; the top of shell is run through by the bracing piece to set up the confession the opening that the lead screw top was worn to establish, the bottom erection bracing seat of shell, the supporting seat still is connected with the frame bottom.

Preferably, a hand wheel is installed at one end, extending out of the outer side of the elevator shell, of the worm, and the hand wheel is located on the outer side of the rack assembly.

Preferably, the material cup fixing ring is detachably mounted on the upper part of the material cup through threaded connection.

Preferably, the outer portion of the material cup is detachably sleeved with a sheath, and the sheath is located between the material cup fixing ring and the working platform.

Preferably, the side wall of the piston head is provided with a sealing ring, and the piston head is in interference fit with the inner wall of the material cup through the sealing ring; the piston head is provided with first sealed pad towards the one end tip of piston mounting bracket, the piston head passes through first sealed pad and vacuum tube butt.

Preferably, the filter screen is detachably mounted in the discharge port.

Preferably, vacuum mechanism includes vacuum chuck, trachea, vacuums table and pneumatic manual valve, vacuum chuck installs in the stopcock upper end, vacuum chuck passes through the trachea and connects gradually vacuums table and pneumatic manual valve, pneumatic manual valve and peripheral hardware vacuum pump connection.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model can realize the torque amplification of hundreds of times through the screw rod lifting mechanism, and can complete the filling operation on materials with high solid content, high viscosity and the like and high filling difficulty only by manually rotating the hand wheel during the operation;

2. the utility model directly butt-joints the piston head and the needle cylinder in the embedded piston assembly, which can effectively reduce the material waste caused by overlong filling path;

3. the embedded type piston assembly has the advantages that the embedded type piston assembly is internally provided with the vacuum condition through the added vacuum assembly, so that the air and the slurry are effectively prevented from being mixed in the whole filling process, and the possibility of failure of the slurry is reduced;

4. the utility model is provided with the filter screen in the embedded piston component, and the filter screen can prevent large particles which are not uniformly ground from entering the needle cylinder along with qualified slurry;

5. the utility model discloses a material cup and piston head can dismantle the mode that sets up for to the material cup of different dimensions, just can solve unable filling condition, the more packing of material cup of compatible market through changing material cup subassembly and piston head.

6. The utility model discloses a filling machine can wide application in vacuum filling such as paint, printing ink, mill base, pigment, electronic material, chocolate thick liquid, biological medicine cosmetics, nano-material, and it is filled effectually, and the practicality is good.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a schematic view of the rack assembly of the present invention;

FIG. 3 is a partial schematic view of FIG. 2 at the piston retaining plate;

FIG. 4 is a perspective view of the present invention without the outer shell;

FIG. 5 is a schematic view of the screw rod elevating mechanism of the present invention

Fig. 6 is a schematic view of a material cup assembly of the present invention;

fig. 7 is a schematic view of a piston assembly of the present invention;

fig. 8 is a schematic view of the vacuum assembly of the present invention.

Description of the main elements

In the figure:

1. a rack assembly: 101. the device comprises a frame, 102, a support seat, 103, a support rod, 104, a piston fixing plate, 105, a shell and 106, a slide way;

2. screw rod elevating system: 201. the elevator comprises an elevator shell, 202 worm rods, 203 worm wheels, 204 lead screws, 205 hand wheels;

3. a material cup component: 301. the device comprises a working platform, 302, a sheath, 303, a material cup fixing ring, 304, a material cup, 305, a fixing rod, 306, a chuck, 307 and a material cup fixing nut;

4. embedded piston assembly: 401. piston head, 402, feed inlet nut, 403, sealing ring, 404, filter screen, 405, discharge outlet joint, 406, first sealing gasket, 407, piston mounting frame, 408, syringe;

5. a vacuum assembly: 501. vacuum pipe, 502, second sealing gasket, 503, pipe plug, 504, vacuum suction cup, 505, air pipe, 506, vacuum meter and 507, pneumatic manual valve.

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

Referring to fig. 1-8, in a preferred embodiment of the present invention, a manual worm filling machine includes a frame assembly 1, and a screw lifting mechanism 2, a material cup assembly 3, an embedded piston assembly 4 and a vacuum assembly 5 are mounted on the frame assembly 1. Wherein,

the screw lifting mechanism 2 includes a lifter housing 201, a worm 202, a worm wheel 203, and a screw 204. The elevator shell 201 is mounted on the frame assembly 1, the worm 202 and the worm wheel 203 are rotatably mounted in the elevator shell, one end of the worm 202 extends out of the elevator shell 201, the worm 202 is meshed with the worm wheel 203, the worm wheel 203 is sleeved outside the screw rod 204 in a threaded manner, and the screw rod 204 movably penetrates through the elevator shell 201. That is, the utility model discloses an among the lead screw elevating system 2, worm wheel 203 is vice to worm 202 and worm wheel 203 constitution, worm wheel 203 and lead screw 204 constitute the screw thread pair, wherein, worm 202 is the driving part, worm wheel 203 and lead screw 204 are the follower, rotate the one end that worm 202 stretches out the elevator shell 201 outside, worm 202 and worm wheel 203 transmit motion and power between the crisscross axle promptly, worm wheel 203 transmits the motion and the power of transmission for lead screw 204 again, thereby make the relative elevator shell 201 of lead screw 204 go up and down, this kind of mode of setting can be so that the structure is whole compact, the drive ratio is big, the moment of torsion increases at double and operates steadily, provide stable power for follow-up packing link. In the present embodiment, in order to facilitate rotation of the worm 202, a hand wheel 205 is installed at one end of the worm 202 extending out of the elevator housing 201, specifically, the hand wheel 205 may be installed by a flat key, and the hand wheel 205 is located at the outer side of the frame assembly 1; in addition, the screw 204 is screwed with the worm wheel 203 by trapezoidal threads.

The material cup assembly 3 comprises a working platform 301, a sheath 302, a material cup fixing ring 303, a material cup 304, a fixing rod 305, a chuck 306 and a material cup fixing nut 307. The working platform 301 is arranged at the top end of the screw 204, the material cup 304 is detachably arranged on the top surface of the working platform, the material cup fixing ring 303 is detachably arranged on the outer side surface of the upper part of the material cup 304, and a protruding shaft shoulder is arranged outside the material cup fixing ring 303; a plurality of fixing rods 305 are arranged, and all the fixing rods 305 are arranged on the top surface of the working platform 301 at intervals and are positioned around the periphery of the material cup 304 at intervals; the upper part of each fixing rod 305 has a thread structure, and the cup fixing nut 307 is connected with the thread structure through the thread; each fixing rod 305 movably penetrates through the chuck 306, and the material cup fixing nut 307 and the working platform 301 are respectively arranged at two opposite sides of the chuck 306; the chuck 306 is arranged around the circumference of the cup 304 and abuts against the shoulder of the cup fixing ring 303 under the action of the cup fixing nut 307. That is, the utility model discloses a material cup subassembly 3 is through being connected with lead screw 204, can make material cup 304 go up and down under lead screw elevating system 2's effect the utility model discloses in, material cup 304 is demountable installation on work platform 301 to the mode of the solid fixed ring 303's of its outside material cup through chuck 306 butt is stable fixes on work platform 301, like this, can change material cup 304, and chuck 306 movable mounting is on dead lever 305, can make material cup subassembly 3 can be according to the height control position of actual material cup 304, thereby matches different specification and size's material cup 304 on the market, improves the utility model discloses an applicability. In the embodiment, the material cup fixing ring 303 is detachably mounted on the upper part of the material cup 304 through threaded connection, and the mounting height of the material cup fixing ring is not higher than the cup mouth of the material cup 304; the chuck 306 is in a U-shaped plate structure, and two U-shaped vertical edges of the chuck 306 are provided with fixing rods 305, so that the material cup 304 can be conveniently put in and taken out; the sheath 302 is detachably sleeved outside the material cup 304, and the sheath 302 is positioned between the material cup fixing ring 303 and the working platform 301, so that the material cup 304 is protected by the sheath 302, and the material cup 304 is prevented from being extruded and deformed by the piston during filling. In addition, preferably, the working table is connected to the top of the screw rod 204 through a screw, specifically, connected through a connecting platform at the top of the screw rod 204, preferably in a detachable connection manner; the fixing rod 305 is mounted on the work platform 301 by means of a screw connection, preferably a detachable connection.

The embedded piston assembly 4 is installed right above the cup assembly 3, and includes a piston head 401, a sealing ring 403, a filter screen 404, a discharge port joint 405, a piston mounting frame 407, and a needle cylinder 408. The piston head 401 is installed at the lower end of the piston mounting frame 407, the piston mounting frame 407 is installed on the frame assembly 1, the piston head 401 is arranged in a suspended manner, and is movably inserted into the material cup 304 when the material cup 304 rises along with the screw rod 204, and the side wall of the piston head 401 is attached to the inner wall of the material cup 304; piston head 401 goes up to run through and is provided with the discharge gate, be provided with filter screen 404 in the discharge gate, the discharge gate is installed towards piston mounting frame 407's one end and is connected 405, discharge gate connects 405 can dismantle connection cylinder 408. That is, the utility model discloses a bury formula piston assembly 4 is fixed piston head 401, then utilize lead screw elevating system to drive the mode that the material cup 304 of material cup assembly 3 goes up and down make piston head 401 peg graft to material cup 304 in, thereby realize the piston motion, because piston head 401 is buried in material cup 304, piston head 401 is direct to contact with the thick liquids in the material cup 304, thick liquids in the material cup 304 are because of piston extrusion squeezes in the cylinder 408 from the discharge gate, owing to set up filter screen 404 in the discharge gate, only qualified thick liquids accessible, do not grind even large granule thing and can not enter into cylinder 408, this is just avoided unqualified thick liquids to enter into cylinder 408, secondly, because cylinder 408 passes through discharge gate connector 405 direct and discharge gate intercommunication, the route of flowing through of thick liquids has been shortened, thereby reduce the reservation of thick liquids in the pipeline, reach and save the thick liquids purpose. In the present embodiment, a sealing ring 403 is disposed on a side wall of the piston head 401, and the piston head 401 is in interference fit with an inner wall of the material cup 304 through the sealing ring 403, so as to prevent the slurry from extruding out; filter screen 404 demountable installation is in the discharge gate, for example, realize dismantling the connection through feed inlet nut 402, concrete operation is, feed inlet nut 402 threaded connection is on the discharge gate, feed inlet nut 402 is with filter screen 404 butt in the discharge gate middle part, when needs are dismantled, screw out the discharge gate with feed inlet nut 402, and separate with piston head 401, filter screen 404 does not have the butt fixed power, can follow and take out in the discharge gate, so both can change filter screen 404 as required or conveniently pull down the washing with filter screen 404. In addition, the piston mounting rack 407 is detachably connected with the piston head 401, so that the piston head 401 can be detached for cleaning, and convenience is provided for cleaning after filling and use; the discharge port connector 405 is detachably connected with the piston head 401, and particularly, the discharge port connector 405 can be detachably connected in a threaded connection mode so that the discharge port connector 405 can be detached from the piston head 401 to be convenient to clean or be connected with a new piston head 401; the discharge port connector 405 is detachably connected with the needle cylinder 408 through a threaded connection. It should be noted that, the piston head 401 of the present invention is used in combination with the cup 304, and when the cup 304 is replaced, the piston head 401 also needs to be selected according to the replaced cup 304.

The vacuum assembly 5 comprises a vacuum tube 501, a tube plug 503 and a vacuum mechanism, the vacuum tube 501 is mounted on the embedded piston assembly 4, two ends of the vacuum tube are open, the lower end of the vacuum tube 501 is detachably inserted into the piston mounting rack 407 and abuts against the piston head 401, the upper end of the vacuum tube 501 is opened and closed through the tube plug 503, and the vacuum mechanism is communicated with the vacuum tube 501 through the tube plug 503; the syringe 408 and the discharge port connector 405 are both housed inside the vacuum tube 501 when the lower end of the vacuum tube 501 abuts the piston head 401. That is, the utility model discloses a vacuum assembly 5 forms airtight space through vacuum tube 501 and piston head 401, then makes the airtight space that forms constitute vacuum environment under the effect of vacuum mechanism to make the cylinder 408 that is located this airtight space not contact with the air, and then effectively prevent filling process thick liquids and mix. In the present embodiment, the piston head 401 is provided with a first sealing gasket 406 at one end facing the piston mounting rack 407, and the piston head 401 abuts against the vacuum pipe 501 through the first sealing gasket 406 to form a sealed space; the plug 503 is sealed by abutting against the end of the vacuum pipe 501 with a second seal 502. Preferably, the vacuum mechanism comprises a vacuum chuck 504, an air pipe 505, a vacuum meter 506 and a pneumatic manual control valve 507, the vacuum chuck 504 is installed at the upper end of the pipe plug 503, the vacuum chuck 504 is sequentially connected with the vacuum meter 506 and the pneumatic manual control valve 507 through the air pipe 505, and the pneumatic manual control valve 507 is connected with an external vacuum pump.

Further, in this embodiment, the rack assembly 1 includes a rack 101, a support rod 103 and a piston fixing plate 104, the elevator housing 201 and the support rod 103 are installed on the top of the rack 101, the support rod 103 is disposed around the elevator housing 201, the piston fixing plate 104 is installed on the top of the elevator housing, a through hole for the vacuum tube 501 to pass through is formed in the piston fixing plate 104, a piston mounting frame 407 is detachably installed at the bottom of the piston fixing plate 104, that is, the embedded piston assembly 4 is detachably connected to the rack assembly 1, and the piston mounting frame 407 and the piston head 401 form a split piston, so as to facilitate cleaning after filling and use. Preferably, the bottom of the piston fixing plate 104 is provided with a slide way 106, the slide way 106 extends from the side wall of the piston fixing plate 104 to the position of the through hole, and the piston mounting frame 407 is detachably mounted on the piston fixing plate 104 through the slide way 106. In addition, the rack assembly 1 further comprises a housing 105 and a support base 102; the shell 105 is framed outside the rack 101 and the screw rod lifting mechanism 2, and one end of the worm 202 extending out of the outer side of the lifter shell 201 penetrates through the shell 105 to extend to the outer side of the rack assembly 1; the top of shell 105 is run through by bracing piece 103 to seted up the confession the opening that the lead screw 204 top was worn to establish, the bottom erection bracing seat 102 of shell 105, supporting seat 102 still is connected bottom frame 101 to play the anti-skidding effect, make the utility model discloses it is more stable. It is further preferred that the support rods 103 are symmetrically connected to the top of the frame 101 by screws.

The utility model discloses a theory of operation:

the utility model discloses a rotatory hand wheel 205 drives worm gear pair and the screw rod pair motion among the lead screw elevating system 2, change rotary motion into rectilinear motion, make the lead screw 204 rise, lead screw 204 drives material cup subassembly 3 and rises, thereby impress fixed formula piston subassembly 4 in the material cup 304, sealing washer 403 above the piston head 401 and the contact of material cup 304 lateral wall, stop that the air admission and thick liquids overflow, through further extrusion, thick liquids get into in the discharge gate of piston head 401, and filter through filter screen 404, then get into discharge gate joint 405, because discharge gate joint 405 connects cylinder 408, thick liquids enter into cylinder 408, thereby realize that thick liquids are filled by the vacuum filtration filling of material cup 304 to cylinder 408, after the filling finishes, reverse rotation handle 205, lift lead screw 204 descends, it descends to drive material cup subassembly 3, make it separate with piston subassembly 4.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent variations or modifications made under the technical spirit of the present invention should fall within the scope of the present invention.

Claims (10)

1. The utility model provides a manual formula worm filling machine, includes the frame subassembly, its characterized in that: the rack assembly is provided with a screw rod lifting mechanism, a material cup assembly, an embedded piston assembly and a vacuum assembly; wherein,

the screw rod lifting mechanism comprises a lifter shell, a worm wheel and a screw rod; the elevator shell is arranged on the frame assembly, the worm and the worm wheel are rotatably arranged in the elevator shell, one end of the worm extends out of the elevator shell, the worm is meshed with the worm wheel, the worm wheel is sleeved outside the screw rod in a threaded manner, and the screw rod movably penetrates through the elevator shell;

the material cup assembly comprises a working platform, a material cup fixing ring, a material cup, a fixing rod, a chuck and a material cup fixing nut; the working platform is arranged at the top end of the screw rod, the material cup is detachably arranged on the top surface of the working platform, a material cup fixing ring is detachably arranged on the outer side surface of the upper part of the material cup, and a protruding shaft shoulder is arranged outside the material cup fixing ring; the fixed rods are arranged on the top surface of the working platform at intervals, and are positioned around the periphery of the material cup at intervals; the upper part of each fixed rod is provided with a thread structure, and the upper part of each fixed rod is connected with the material cup fixing nut through the thread structure; each fixing rod movably penetrates through the chuck, and the material cup fixing nut and the working platform are respectively arranged on two opposite sides of the chuck; the chuck is arranged around the periphery of the material cup and is abutted against a shaft shoulder of the material cup fixing ring under the action of the material cup fixing nut;

the embedded piston assembly is arranged right above the material cup assembly and comprises a piston head, a filter screen, a discharge port connector, a piston mounting frame and a needle cylinder; the piston head is arranged at the lower end of the piston mounting frame, the piston mounting frame is arranged on the frame component, the piston head is arranged in a suspended mode and movably inserted into the material cup when the material cup ascends along with the screw rod, and the side wall of the piston head is attached to the inner wall of the material cup; a discharge port penetrates through the piston head, a filter screen is arranged in the discharge port, a discharge port connector is mounted at one end of the discharge port, which faces the piston mounting frame, and the discharge port connector is detachably connected with the needle cylinder;

the vacuum assembly comprises a vacuum tube, a tube plug and a vacuum mechanism, the vacuum tube is arranged on the embedded piston assembly, two ends of the vacuum tube are open, the lower end of the vacuum tube is detachably inserted in the piston mounting frame and is abutted against the piston head, the upper end of the vacuum tube is opened and closed through the tube plug, and the vacuum mechanism is communicated with the vacuum tube through the tube plug; the needle cylinder and the discharge port joint are both accommodated inside the vacuum tube when the lower end of the vacuum tube is abutted against the piston head.

2. A manual worm filling machine according to claim 1, characterized in that: the frame subassembly includes frame, bracing piece and piston fixing plate, frame top installation elevator shell and bracing piece, the bracing piece encircles the circumference that sets up at the elevator shell, and its top installation the piston fixing plate, the piston mounting bracket of demountable installation in the bottom of piston fixing plate, the through-hole that supplies the vacuum tube to run through is seted up on the piston fixing plate.

3. A manual worm filling machine according to claim 2, characterized in that: the bottom of piston fixed plate is provided with the slide, the slide extends to the through-hole place from the lateral wall of piston fixed plate, piston mounting bracket passes through slide demountable installation on piston fixed plate.

4. A manual worm filling machine according to claim 2, characterized in that: the rack assembly further comprises a shell and a supporting seat; the shell frame is arranged on the outer sides of the rack and the screw rod lifting mechanism, and one end of the worm extending out of the outer side of the lifter shell penetrates through the shell to extend to the outer side of the rack component; the top of shell is run through by the bracing piece to set up the confession the opening that the lead screw top was worn to establish, the bottom erection bracing seat of shell, the supporting seat still is connected with the frame bottom.

5. A manual worm filling machine according to any of the claims 1-4, characterized in that: and a hand wheel is installed at one end of the worm extending out of the outer side of the elevator shell, and the hand wheel is positioned on the outer side of the frame assembly.

6. A manual worm filling machine according to claim 1, characterized in that: the material cup fixing ring is detachably mounted on the upper portion of the material cup through threaded connection.

7. A manual worm filling machine according to claim 1, characterized in that: the material cup is externally detachably sleeved with a sheath, and the sheath is positioned between the material cup fixing ring and the working platform.

8. A manual worm filling machine according to claim 1, characterized in that: the side wall of the piston head is provided with a sealing ring, and the piston head is in interference fit with the inner wall of the material cup through the sealing ring; the piston head is provided with first sealed pad towards the one end tip of piston mounting bracket, the piston head passes through first sealed pad and vacuum tube butt.

9. A manual worm filling machine according to claim 1, characterized in that: the filter screen demountable installation is in the discharge gate.

10. A manual worm filling machine according to claim 1, characterized in that: the vacuum mechanism comprises a vacuum chuck, an air pipe, a vacuum meter and a pneumatic manual control valve, the vacuum chuck is installed at the upper end of the pipe plug, the vacuum chuck is sequentially connected with the vacuum meter and the pneumatic manual control valve through the air pipe, and the pneumatic manual control valve is connected with an external vacuum pump.

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