CN111907242A

CN111907242A - Chalk manufacturing device

Info

Publication number: CN111907242A
Application number: CN202010824184.9A
Authority: CN
Inventors: 不公告发明人
Original assignee: Ningbo Runjue Technology Co ltd
Current assignee: Ningbo Runjue Technology Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2020-11-10

Abstract

The invention discloses a chalk manufacturing device which comprises a base, wherein vertical plates are symmetrically arranged on the front side and the rear side of the base, a fixing frame is arranged between the two vertical plates, a die is arranged between the fixing frame and the base, a fixing block is arranged on the left side of the upper end of the fixing frame, a stepping motor is arranged at the left end of the fixing block, an incomplete gear is connected to an output shaft of the stepping motor in a bonding mode, circular pipes are transversely arranged on the fixing block and the fixing frame, and a feeding hole and a discharging hole are formed in the upper. The invention has the advantages that: simple structure is reliable, can accomplish automatically and mix the gypsum water on mixing gypsum water, the floating mould, and the discharge opening that opens and shuts automatically simultaneously can conveniently replace the mould moreover, labour saving and time saving, and degree of automation is high.

Description

Chalk manufacturing device

Technical Field

The invention relates to the field of chalk processing, in particular to a chalk manufacturing device.

Background

Chalks are widely used in daily life and are generally used for writing on blackboards. Present chalk preparation all is that the manual work is poured into bucket with water and gypsum and is stirred the mixture in, and in the mould was poured into to the pail, the reuse is smeared the board and is all smeared into the mould downthehole with the gypsum water, makes the gypsum water in the mould dry after that, then pours out the chalk in the mould, and above-mentioned operating procedure is numerous, needs a lot of manpowers to accomplish moreover, wastes time and energy.

Disclosure of Invention

The invention mainly aims to provide a chalk manufacturing device which is simple and reliable in structure, can automatically stir and mix gypsum water and trowel the gypsum water on a mold, can conveniently replace the mold, is time-saving and labor-saving, and is high in automation degree.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a chalk making devices, includes the base, both sides are symmetrically provided with the riser around the base, two be equipped with fixed frame between the riser, fixed frame be equipped with the mould between the base, the left side of fixed frame upper end is equipped with the fixed block, the left end of fixed block is equipped with step motor, the bonding has incomplete gear on step motor's the output shaft, the fixed block transversely be provided with the pipe on the fixed frame, the upper and lower both ends of pipe are provided with feed port, discharge opening respectively, the pipe be equipped with on the fixed block with incomplete gear cooperatees and is used for the mixing mechanism of mixing water and gypsum, fixed frame be equipped with on the fixed block with incomplete gear cooperate and be used for with the subassembly of floating of gypsum water on the mould.

Further, the mixing mechanism comprises a first transmission gear matched with the incomplete gear, a second transmission gear is coaxially connected to the right of the first transmission gear, a first straight gear is meshed at the rear end of the second transmission gear, a stirring shaft rotatably arranged in the circular tube is connected to the center of the first straight gear in a keyed mode, and stirring blades are evenly distributed on the periphery of the stirring shaft in the circumferential direction.

The setting can be through incomplete gear drive first drive gear rotation, and first drive gear drives second drive gear and rotates, and second drive gear drives first pinion and rotates, and first pinion drives the (mixing) shaft and rotates, and the (mixing) shaft drives stirring vane and rotates to mix the water and the gypsum stirring in the pipe.

Further, still including the subassembly that opens and shuts, the subassembly that opens and shuts is including establishing spout in the fixed block, the spout in the sliding fit with first straight gear engagement's rack, the rack with be connected with first spring between the spout, the fixed block internal rotation ground is equipped with the leading wheel, transversely be furnished with in the pipe with sliding fit and be used for plugging up the baffle of discharge opening, the baffle with be connected with the second spring between the pipe, the baffle with be connected with the process between the rack the wire rope of leading wheel.

Above-mentioned setting can be incomplete the gear and be taking first straight gear to rotate when, first straight gear is taking the rack to move down to the end, and the baffle blocks the discharge opening after moving to the right under the effect of second spring, until incomplete gear and first straight gear separation, the stirring is mixed and has been accomplished this moment, and the rack shifts up under the effect of first spring, and the rack is pulling the baffle through wire rope and is moving to the left, and the baffle no longer blocks the discharge opening, and the gypsum water after the stirring is mixed falls on the mould through the discharge opening.

Further, the floating assembly comprises a third transmission gear matched with the incomplete gear, a fourth transmission gear is coaxially connected to the rear of the third transmission gear, a second straight gear is meshed to the rear end of the fourth transmission gear, a reciprocating screw is connected to the center of the second straight gear in a keyed mode, a screw block is screwed to the right end of the reciprocating screw, the left end face and the right end face of the screw block are attached to the inner side of the fixed frame, and the lower end face of the screw block is flush with the lower end face of the fixed frame.

The third transmission gear can be driven to rotate by the incomplete gear, the third transmission gear drives the fourth transmission gear to rotate, the fourth transmission gear drives the reciprocating screw to rotate, the reciprocating screw drives the screw block to move left and right, and the screw block scrubs gypsum on the die horizontally so that the gypsum water falls into holes of the die.

Further, the mould include the hypoplastron, with the upper plate of the lower terminal surface laminating of fixed frame, the left and right sides of hypoplastron is provided with the traveller symmetrically, the upper end equidistance of hypoplastron is arranged and is released the post, both ends are provided with the appearance symmetrically about the upper plate the sliding hole of traveller sliding fit, the upper end detachably of sliding hole is provided with the piece of disassembling, the lower extreme of disassembling supports the traveller, the lower extreme of upper plate is equipped with the mould pipe, it is in to push out the post sliding fit in the mould pipe.

Above-mentioned setting can all fall into the mould pipe after the gypsum liquid, shifts out fixed frame, base with the mould, trades a new mould and puts into fixed frame, base, dries the gypsum liquid to form the chalk, take off the dismounting member after that, press the back chalk of hypoplastron will be pushed out the mould pipe by the propelling movement post, will dismantle the mounting after that and fix, can continue to use.

Further, the upper end of feed port be equipped with the inlet pipe of feed port intercommunication, the inlet pipe is the bending. When the stirring and mixing are prevented, liquid is splashed out from the feeding hole, and the discharging pipe can block the splashed liquid.

Furthermore, a supporting block used for supporting the mold is arranged on the right side of the upper end of the base. The resisting block is a magnet and can attract the lower plate.

The invention has the advantages that: simple structure is reliable, can accomplish automatically and mix the gypsum water on mixing gypsum water, the floating mould, and the discharge opening that opens and shuts automatically simultaneously can conveniently replace the mould moreover, labour saving and time saving, and degree of automation is high.

Drawings

FIG. 1 is a perspective view according to the present invention;

FIG. 2 is a schematic structural diagram according to the present invention;

FIG. 3 is a front view according to the present invention;

FIG. 4 is a top view according to the present invention;

FIG. 5 is a sectional view A-A of FIG. 4;

FIG. 6 is a cross-sectional view B-B of FIG. 4;

FIG. 7 is a partial cross-sectional view of a baffle blocking the outfeed aperture according to the present invention;

FIG. 8 is a cross-sectional view of a flapper blocking a tap hole according to the present invention;

FIG. 9 is a cross-sectional view of the incomplete gear just after it has been disengaged from the first transfer gear and with the discharge opening open, in accordance with the present invention;

FIG. 10 is an enlarged view of section C of FIG. 5;

FIG. 11 is an enlarged view of section D of FIG. 6;

FIG. 12 is an enlarged view of section E of FIG. 8;

fig. 13 is an enlarged view of a portion F of fig. 9.

Reference numerals: 1. the device comprises a base, 2, a vertical plate, 3, a fixing frame, 4, a mold, 41, a lower plate, 42, a sliding column, 43, a dismounting part, 44, an upper plate, 45, a mold pipe, 46, a pushing column, 5, a stepping motor, 6, a fixing block, 7, an incomplete gear, 8, a mixing mechanism, 81, a first transmission gear, 82, a second transmission gear, 83, a first straight gear, 84, a stirring shaft, 85, a stirring blade, 9, an opening and closing component, 91, a rack, 92, a sliding chute, 93, a guide wheel, 94, a baffle, 10, a floating component, 101, a third transmission gear, 102, a fourth transmission gear, 103, a second straight gear, 104, a reciprocating screw, 105, a screw block, 11, a circular pipe, 12, a feeding pipe, 13 and a butting block.

Detailed Description

As shown in fig. 1 to 13, a chalk manufacturing device, including base 1, both sides are provided with riser 2 around base 1 symmetrically, be equipped with fixed frame 3 between two riser 2, fixed frame 3, be equipped with mould 4 between the base 1, the left side of fixed frame 3 upper end is equipped with fixed block 6, the left end of fixed block 6 is equipped with step motor 5, the key joint has incomplete gear 7 on step motor 5's the output shaft, fixed block 6, transversely be provided with pipe 11 on the fixed frame 3, the upper and lower both ends of pipe 11 are provided with the feed port respectively, the discharge opening, pipe 11, be equipped with on the fixed block 6 with incomplete gear 7 cooperate and be used for mixing water and gypsum mixing mechanism 8, fixed frame 3, be equipped with on the fixed block 6 with incomplete gear 7 cooperate and be used for the floating subassembly 10 of gypsum level on the mould 4.

The mixing mechanism 8 comprises a first transmission gear 81 matched with the incomplete gear 7, a second transmission gear 82 is coaxially connected to the right of the first transmission gear 81, a first straight gear 83 is meshed at the rear end of the second transmission gear 82, a stirring shaft 84 rotatably arranged in the circular tube 11 is keyed at the center of the first straight gear 83, and stirring blades 85 are uniformly distributed on the periphery of the stirring shaft 84 in the circumferential direction. The setting can be through incomplete gear drive first drive gear rotation, and first drive gear drives second drive gear and rotates, and second drive gear drives first pinion and rotates, and first pinion drives the (mixing) shaft and rotates, and the (mixing) shaft drives stirring vane and rotates to mix the water and the gypsum stirring in the pipe.

Still include the subassembly 9 that opens and shuts, the subassembly 9 that opens and shuts is including establishing the spout 92 in the fixed block 6, the smooth rack 91 of being furnished with and first straight gear 83 meshing in the spout 92, be connected with first spring between rack 91 and the spout 92, fixed block 6 internal rotation ground is equipped with leading wheel 93, transversely be furnished with the baffle 94 that is used for plugging up the discharge opening in the pipe 11, be connected with the second spring between baffle 94 and the pipe 11, be connected with the wire rope through leading wheel 93 between baffle 94 and the rack 91. Above-mentioned setting can be incomplete the gear and be taking first straight gear to rotate when, first straight gear is taking the rack to move down to the end, and the baffle blocks the discharge opening after moving to the right under the effect of second spring, until incomplete gear and first straight gear separation, the stirring is mixed and has been accomplished this moment, and the rack shifts up under the effect of first spring, and the rack is pulling the baffle through wire rope and is moving to the left, and the baffle no longer blocks the discharge opening, and the gypsum water after the stirring is mixed falls on the mould through the discharge opening.

The floating component 10 comprises a third transmission gear 101 matched with the incomplete gear 7, a fourth transmission gear 102 is coaxially connected behind the third transmission gear 101, a second straight gear 103 is meshed at the rear end of the fourth transmission gear 102, a reciprocating screw 104 is keyed at the center of the second straight gear 103, a screw block 105 is screwed at the right end of the reciprocating screw 104, the left end face and the right end face of the screw block 105 are attached to the inner side of the fixed frame 3, and the lower end face of the screw block 105 is flush with the lower end face of the fixed frame 3. The screw block can be composed of a moving block screwed on the reciprocating screw rod and a wiping block arranged at the lower end of the moving block, and the wiping block is made of rubber. The third transmission gear can be driven to rotate by the incomplete gear, the third transmission gear drives the fourth transmission gear to rotate, the fourth transmission gear drives the reciprocating screw to rotate, the reciprocating screw drives the screw block to move left and right, and the screw block scrubs gypsum on the die horizontally so that the gypsum water falls into holes of the die.

The mold 4 comprises a lower plate 41 and an upper plate 44 attached to the lower end face of the fixed frame 3, sliding columns 42 are symmetrically arranged on the left side and the right side of the lower plate 41, push-out columns 46 are equidistantly arranged at the upper end of the lower plate 41, sliding holes for slidably matching the sliding columns 42 are symmetrically arranged at the left end and the right end of the upper plate 44, a dismounting part 43 is detachably arranged at the upper end of the sliding hole, the lower end of the dismounting part 43 abuts against the sliding columns 42, a mold pipe 45 is arranged at the lower end of the upper plate 44, and the push-out columns 46 are slidably matched in the mold pipe 45. Above-mentioned setting can all fall into the mould pipe after the gypsum liquid, shifts out fixed frame, base with the mould, trades a new mould and puts into fixed frame, base, dries the gypsum liquid to form the chalk, take off the dismounting member after that, press the back chalk of hypoplastron will be pushed out the mould pipe by the propelling movement post, will dismantle the mounting after that and fix, can continue to use.

The upper end of the feed port is provided with a feed pipe 12 communicated with the feed port, and the feed pipe 12 is bent. When the stirring and mixing are prevented, liquid is splashed out from the feeding hole, and the discharging pipe can block the splashed liquid.

The right side of the upper end of the base 1 is provided with a propping block 13 for propping the mould 4. The resisting block is a magnet and can attract the lower plate.

The working principle is as follows: when the chalk needs to be manufactured, a stepping motor is started, the stepping motor drives an incomplete gear to rotate, the incomplete gear is meshed with a first transmission gear, the first transmission gear drives a second transmission gear to rotate, the second transmission gear drives a first straight gear to rotate, the first straight gear drives a stirring shaft to rotate, the stirring shaft drives a stirring blade to rotate, meanwhile, the first straight gear drives a rack to move downwards to the bottom, a baffle plate moves rightwards under the action of a second spring and then blocks a discharge hole, then, a specific amount of water and gypsum are poured into a feeding pipe, the water and the gypsum enter a round pipe, at the moment, the stirring blade rotates and blocks the discharge hole, the rotating stirring blade separates the incomplete gear from the first transmission gear after stirring and mixing the water and the gypsum, the stirring blade stops rotating, the rack moves upwards under the action of the first spring, the rack pulls the baffle plate to move leftwards through a steel wire rope, and, stirring and mixing gypsum water, dropping the mixed gypsum water onto a mold through a discharge hole, then meshing an incomplete gear with a third transmission gear, driving a fourth transmission gear to rotate, driving a reciprocating screw rod to rotate by the fourth transmission gear, driving a screw block to move back and forth left and right by the reciprocating screw rod, leveling the gypsum on the mold by the screw block, enabling the gypsum water to drop into the hole of the mold pipe, enabling the leveled gypsum water to drop into the hole of the mold pipe because the mixed gypsum water amount is specific, preventing the gypsum water from flowing outwards by a fixed frame, then separating the incomplete gear from the third transmission gear, stopping a stepping motor after the incomplete gear rotates for one circle, then moving the mold filled with the gypsum water out of the fixed frame and a base, replacing a new mold, putting the fixed frame and the base, repeating the steps, drying the gypsum water by the taken-down mold to form chalk, then taking down a disassembling piece, pressing the lower plate, and then pushing the lower plate out of the mold pipe by a pushing-out column, the dismounting part is reset and can be reused.

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

Claims

1. A chalk manufacturing device is characterized in that: including base (1), both sides are provided with riser (2) symmetrically around base (1), two be equipped with fixed frame (3) between riser (2), fixed frame (3) be equipped with mould (4) between base (1), the left side of fixed frame (3) upper end is equipped with fixed block (6), the left end of fixed block (6) is equipped with step motor (5), the bonding has incomplete gear (7) on the output shaft of step motor (5), fixed block (6) transversely be provided with pipe (11) on fixed frame (3), the upper and lower both ends of pipe (11) are provided with feed port, discharge opening respectively, pipe (11) be equipped with on fixed block (6) with incomplete gear (7) cooperate and be used for mixing mechanism (8) of mixed water and gypsum, fixed frame (3) have, And a floating component (10) which is matched with the incomplete gear (7) and used for floating the gypsum on the die (4) is arranged on the fixed block (6).

2. A chalk making device as defined in claim 1, wherein: mixing mechanism (8) include with incomplete gear (7) matched with first drive gear (81), the right-hand coaxial coupling of first drive gear (81) has second drive gear (82), the rear end meshing of second drive gear (82) has first straight gear (83), the central key of first straight gear (83) has connect to establish with rotating (mixing) shaft (84) in pipe (11), stirring shaft (84) periphery equipartition has stirring vane (85).

3. A chalk making device as defined in claim 2, wherein: still include the subassembly (9) that opens and shuts, the subassembly (9) that opens and shuts is including establishing spout (92) in fixed block (6), spout (92) interior sliding fit have with rack (91) of first straight gear (83) meshing, rack (91) with be connected with first spring between spout (92), fixed block (6) internal rotation ground is equipped with leading wheel (93), transversely be equipped with in pipe (11) in the sliding fit and be used for blockking up baffle (94) of discharge opening, baffle (94) with be connected with the second spring between pipe (11), baffle (94) with be connected with the process between rack (91) the wire rope of leading wheel (93).

4. A chalk making device as defined in claim 1, wherein: floating subassembly (10) include with incomplete gear (7) matched with third drive gear (101), the rear coaxial coupling of third drive gear (101) has fourth drive gear (102), the rear end meshing of fourth drive gear (102) has second spur gear (103), the center key of second spur gear (103) has connect reciprocal screw rod (104), the right-hand member spiro union of reciprocal screw rod (104) has spiral shell piece (105), about spiral shell piece (105) both ends face with the inboard laminating of fixed frame (3), the lower terminal surface of spiral shell piece (105) with the lower terminal surface of fixed frame (3) flushes.

5. A chalk making device as defined in claim 1, wherein: mould (4) include hypoplastron (41), with upper plate (44) of the lower terminal surface laminating of fixed frame (3), the left and right sides of hypoplastron (41) is provided with traveller (42) symmetrically, the upper end equidistance of hypoplastron (41) has arranged and has been released post (46), both ends are provided with the appearance symmetrically about upper plate (44) the slide opening of traveller (42) sliding fit, the upper end detachably of slide opening is provided with dismantlement piece (43), the lower extreme of dismantlement piece (43) supports traveller (42), the lower extreme of upper plate (44) is equipped with mould pipe (45), it is in to release post (46) sliding fit in mould pipe (45).

6. A chalk making device as defined in claim 1, wherein: the upper end of feed port be equipped with feed pipe (12) of feed port intercommunication, feed pipe (12) are crooked form.

7. A chalk making device as defined in claim 1, wherein: and a propping block (13) for propping the mold (4) is arranged on the right side of the upper end of the base (1).